Resguardo inicial

linux-7.2.3/drivers/net/wireless/ath/ath11k/Kconfig

@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+config ATH11K
+	tristate "Qualcomm 802.11ax chipset support"
+	depends on MAC80211 && HAS_DMA
+	select ATH_COMMON
+	select QCOM_QMI_HELPERS
+	help
+	  This module adds support for Qualcomm Technologies 802.11ax family of
+	  chipsets.
+
+	  If you choose to build a module, it'll be called ath11k.
+
+config ATH11K_AHB
+	tristate "Atheros ath11k AHB support"
+	depends on ATH11K
+	depends on REMOTEPROC
+	help
+	  This module adds support for AHB bus
+
+config ATH11K_PCI
+	tristate "Atheros ath11k PCI support"
+	depends on ATH11K && PCI
+	select MHI_BUS
+	select QRTR
+	select QRTR_MHI
+	select PCI_PWRCTRL_PWRSEQ if HAVE_PWRCTRL
+	help
+	  This module adds support for PCIE bus
+
+config ATH11K_DEBUG
+	bool "QCA ath11k debugging"
+	depends on ATH11K
+	help
+	  Enables debug support
+
+	  If unsure, say Y to make it easier to debug problems.
+
+config ATH11K_DEBUGFS
+	bool "QCA ath11k debugfs support"
+	depends on ATH11K && DEBUG_FS && MAC80211_DEBUGFS
+	help
+	  Enable ath11k debugfs support
+
+	  If unsure, say Y to make it easier to debug problems.
+
+config ATH11K_TRACING
+	bool "ath11k tracing support"
+	depends on ATH11K && EVENT_TRACING
+	help
+	  Select this to use ath11k tracing infrastructure.
+
+config ATH11K_SPECTRAL
+	bool "QCA ath11k spectral scan support"
+	depends on ATH11K_DEBUGFS
+	depends on RELAY
+	help
+	  Enable ath11k spectral scan support
+
+	  Say Y to enable access to the FFT/spectral data via debugfs.
+
+config ATH11K_CFR
+	bool "ath11k channel frequency response support"
+	depends on ATH11K_DEBUGFS
+	depends on RELAY
+	help
+	  Enable ath11k channel frequency response dump support.
+	  This option exposes debugfs nodes that will allow the user
+	  to enable, disable, and dump data.
+
+	  Say Y to enable CFR data dump collection via debugfs.

linux-7.2.3/drivers/net/wireless/ath/ath11k/Makefile

@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: BSD-3-Clause-Clear
+obj-$(CONFIG_ATH11K) += ath11k.o
+ath11k-y += core.o \
+	    hal.o \
+	    hal_tx.o \
+	    hal_rx.o \
+	    wmi.o \
+	    mac.o \
+	    reg.o \
+	    htc.o \
+	    qmi.o \
+	    dp.o  \
+	    dp_tx.o \
+	    dp_rx.o \
+	    debug.o \
+	    ce.o \
+	    peer.o \
+	    dbring.o \
+	    hw.o \
+	    pcic.o \
+	    fw.o \
+	    p2p.o
+
+ath11k-$(CONFIG_ATH11K_DEBUGFS) += debugfs.o debugfs_htt_stats.o debugfs_sta.o
+ath11k-$(CONFIG_NL80211_TESTMODE) += testmode.o
+ath11k-$(CONFIG_ATH11K_TRACING) += trace.o
+ath11k-$(CONFIG_THERMAL) += thermal.o
+ath11k-$(CONFIG_ATH11K_SPECTRAL) += spectral.o
+ath11k-$(CONFIG_PM) += wow.o
+ath11k-$(CONFIG_DEV_COREDUMP) += coredump.o
+ath11k-$(CONFIG_ATH11K_CFR) += cfr.o
+
+obj-$(CONFIG_ATH11K_AHB) += ath11k_ahb.o
+ath11k_ahb-y += ahb.o
+
+obj-$(CONFIG_ATH11K_PCI) += ath11k_pci.o
+ath11k_pci-y += mhi.o pci.o
+
+# for tracing framework to find trace.h
+CFLAGS_trace.o := -I$(src)

linux-7.2.3/drivers/net/wireless/ath/ath11k/ahb.h

@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#ifndef ATH11K_AHB_H
+#define ATH11K_AHB_H
+
+#include "core.h"
+
+#define ATH11K_AHB_RECOVERY_TIMEOUT (3 * HZ)
+
+#define ATH11K_AHB_SMP2P_SMEM_MSG		GENMASK(15, 0)
+#define ATH11K_AHB_SMP2P_SMEM_SEQ_NO		GENMASK(31, 16)
+#define ATH11K_AHB_SMP2P_SMEM_VALUE_MASK	0xFFFFFFFF
+
+enum ath11k_ahb_smp2p_msg_id {
+	ATH11K_AHB_POWER_SAVE_ENTER = 1,
+	ATH11K_AHB_POWER_SAVE_EXIT,
+};
+
+struct ath11k_base;
+
+struct ath11k_ahb {
+	struct rproc *tgt_rproc;
+	struct {
+		struct device *dev;
+		struct iommu_domain *iommu_domain;
+		dma_addr_t msa_paddr;
+		u32 msa_size;
+		dma_addr_t ce_paddr;
+		u32 ce_size;
+		bool use_tz;
+	} fw;
+	struct {
+		unsigned short seq_no;
+		unsigned int smem_bit;
+		struct qcom_smem_state *smem_state;
+	} smp2p_info;
+};
+
+static inline struct ath11k_ahb *ath11k_ahb_priv(struct ath11k_base *ab)
+{
+	return (struct ath11k_ahb *)ab->drv_priv;
+}
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/ce.h

@@ -0,0 +1,211 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_CE_H
+#define ATH11K_CE_H
+
+#define CE_COUNT_MAX 12
+
+/* Byte swap data words */
+#define CE_ATTR_BYTE_SWAP_DATA 2
+
+/* no interrupt on copy completion */
+#define CE_ATTR_DIS_INTR		8
+
+/* Host software's Copy Engine configuration. */
+#ifdef __BIG_ENDIAN
+#define CE_ATTR_FLAGS CE_ATTR_BYTE_SWAP_DATA
+#else
+#define CE_ATTR_FLAGS 0
+#endif
+
+/* Threshold to poll for tx completion in case of Interrupt disabled CE's */
+#define ATH11K_CE_USAGE_THRESHOLD 32
+
+void ath11k_ce_byte_swap(void *mem, u32 len);
+
+/*
+ * Directions for interconnect pipe configuration.
+ * These definitions may be used during configuration and are shared
+ * between Host and Target.
+ *
+ * Pipe Directions are relative to the Host, so PIPEDIR_IN means
+ * "coming IN over air through Target to Host" as with a WiFi Rx operation.
+ * Conversely, PIPEDIR_OUT means "going OUT from Host through Target over air"
+ * as with a WiFi Tx operation. This is somewhat awkward for the "middle-man"
+ * Target since things that are "PIPEDIR_OUT" are coming IN to the Target
+ * over the interconnect.
+ */
+#define PIPEDIR_NONE		0
+#define PIPEDIR_IN		1 /* Target-->Host, WiFi Rx direction */
+#define PIPEDIR_OUT		2 /* Host->Target, WiFi Tx direction */
+#define PIPEDIR_INOUT		3 /* bidirectional */
+#define PIPEDIR_INOUT_H2H	4 /* bidirectional, host to host */
+
+/* CE address/mask */
+#define CE_HOST_IE_ADDRESS	0x00A1803C
+#define CE_HOST_IE_2_ADDRESS	0x00A18040
+#define CE_HOST_IE_3_ADDRESS	CE_HOST_IE_ADDRESS
+
+/* CE IE registers are different for IPQ5018 */
+#define CE_HOST_IPQ5018_IE_ADDRESS		0x0841804C
+#define CE_HOST_IPQ5018_IE_2_ADDRESS		0x08418050
+#define CE_HOST_IPQ5018_IE_3_ADDRESS		CE_HOST_IPQ5018_IE_ADDRESS
+
+#define CE_HOST_IE_3_SHIFT	0xC
+
+#define CE_RING_IDX_INCR(nentries_mask, idx) (((idx) + 1) & (nentries_mask))
+
+#define ATH11K_CE_RX_POST_RETRY_JIFFIES 50
+
+struct ath11k_base;
+
+/*
+ * Establish a mapping between a service/direction and a pipe.
+ * Configuration information for a Copy Engine pipe and services.
+ * Passed from Host to Target through QMI message and must be in
+ * little endian format.
+ */
+struct service_to_pipe {
+	__le32 service_id;
+	__le32 pipedir;
+	__le32 pipenum;
+};
+
+/*
+ * Configuration information for a Copy Engine pipe.
+ * Passed from Host to Target through QMI message during startup (one per CE).
+ *
+ * NOTE: Structure is shared between Host software and Target firmware!
+ */
+struct ce_pipe_config {
+	__le32 pipenum;
+	__le32 pipedir;
+	__le32 nentries;
+	__le32 nbytes_max;
+	__le32 flags;
+	__le32 reserved;
+};
+
+struct ce_ie_addr {
+	u32 ie1_reg_addr;
+	u32 ie2_reg_addr;
+	u32 ie3_reg_addr;
+};
+
+struct ce_remap {
+	u32 base;
+	u32 size;
+};
+
+struct ce_attr {
+	/* CE_ATTR_* values */
+	unsigned int flags;
+
+	/* #entries in source ring - Must be a power of 2 */
+	unsigned int src_nentries;
+
+	/*
+	 * Max source send size for this CE.
+	 * This is also the minimum size of a destination buffer.
+	 */
+	unsigned int src_sz_max;
+
+	/* #entries in destination ring - Must be a power of 2 */
+	unsigned int dest_nentries;
+
+	void (*recv_cb)(struct ath11k_base *, struct sk_buff *);
+	void (*send_cb)(struct ath11k_base *, struct sk_buff *);
+};
+
+#define CE_DESC_RING_ALIGN 8
+
+struct ath11k_ce_ring {
+	/* Number of entries in this ring; must be power of 2 */
+	unsigned int nentries;
+	unsigned int nentries_mask;
+
+	/* For dest ring, this is the next index to be processed
+	 * by software after it was/is received into.
+	 *
+	 * For src ring, this is the last descriptor that was sent
+	 * and completion processed by software.
+	 *
+	 * Regardless of src or dest ring, this is an invariant
+	 * (modulo ring size):
+	 *     write index >= read index >= sw_index
+	 */
+	unsigned int sw_index;
+	/* cached copy */
+	unsigned int write_index;
+
+	/* Start of DMA-coherent area reserved for descriptors */
+	/* Host address space */
+	void *base_addr_owner_space_unaligned;
+	/* CE address space */
+	dma_addr_t base_addr_ce_space_unaligned;
+
+	/* Actual start of descriptors.
+	 * Aligned to descriptor-size boundary.
+	 * Points into reserved DMA-coherent area, above.
+	 */
+	/* Host address space */
+	void *base_addr_owner_space;
+
+	/* CE address space */
+	dma_addr_t base_addr_ce_space;
+
+	/* HAL ring id */
+	u32 hal_ring_id;
+
+	/* keep last */
+	struct sk_buff *skb[];
+};
+
+struct ath11k_ce_pipe {
+	struct ath11k_base *ab;
+	u16 pipe_num;
+	unsigned int attr_flags;
+	unsigned int buf_sz;
+	unsigned int rx_buf_needed;
+
+	void (*send_cb)(struct ath11k_base *, struct sk_buff *);
+	void (*recv_cb)(struct ath11k_base *, struct sk_buff *);
+
+	struct tasklet_struct intr_tq;
+	struct ath11k_ce_ring *src_ring;
+	struct ath11k_ce_ring *dest_ring;
+	struct ath11k_ce_ring *status_ring;
+	u64 timestamp;
+};
+
+struct ath11k_ce {
+	struct ath11k_ce_pipe ce_pipe[CE_COUNT_MAX];
+	/* Protects rings of all ce pipes */
+	spinlock_t ce_lock;
+	struct ath11k_hp_update_timer hp_timer[CE_COUNT_MAX];
+};
+
+extern const struct ce_attr ath11k_host_ce_config_ipq8074[];
+extern const struct ce_attr ath11k_host_ce_config_qca6390[];
+extern const struct ce_attr ath11k_host_ce_config_qcn9074[];
+
+void ath11k_ce_cleanup_pipes(struct ath11k_base *ab);
+void ath11k_ce_rx_replenish_retry(struct timer_list *t);
+void ath11k_ce_per_engine_service(struct ath11k_base *ab, u16 ce_id);
+int ath11k_ce_send(struct ath11k_base *ab, struct sk_buff *skb, u8 pipe_id,
+		   u16 transfer_id);
+void ath11k_ce_rx_post_buf(struct ath11k_base *ab);
+int ath11k_ce_init_pipes(struct ath11k_base *ab);
+int ath11k_ce_alloc_pipes(struct ath11k_base *ab);
+void ath11k_ce_free_pipes(struct ath11k_base *ab);
+int ath11k_ce_get_attr_flags(struct ath11k_base *ab, int ce_id);
+void ath11k_ce_poll_send_completed(struct ath11k_base *ab, u8 pipe_id);
+void ath11k_ce_get_shadow_config(struct ath11k_base *ab,
+				 u32 **shadow_cfg, u32 *shadow_cfg_len);
+void ath11k_ce_stop_shadow_timers(struct ath11k_base *ab);
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/cfr.h

@@ -0,0 +1,308 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_CFR_H
+#define ATH11K_CFR_H
+
+#include "dbring.h"
+#include "wmi.h"
+
+#define ATH11K_CFR_NUM_RESP_PER_EVENT   1
+#define ATH11K_CFR_EVENT_TIMEOUT_MS     1
+#define ATH11K_CFR_NUM_RING_ENTRIES     1
+
+#define ATH11K_MAX_CFR_ENABLED_CLIENTS 10
+#define CFR_MAX_LUT_ENTRIES 136
+
+#define HOST_MAX_CHAINS 8
+
+enum ath11k_cfr_correlate_event_type {
+	ATH11K_CORRELATE_DBR_EVENT,
+	ATH11K_CORRELATE_TX_EVENT,
+};
+
+struct ath11k_sta;
+struct ath11k_per_peer_cfr_capture;
+
+#define ATH11K_CFR_START_MAGIC 0xDEADBEAF
+#define ATH11K_CFR_END_MAGIC 0xBEAFDEAD
+
+#define VENDOR_QCA 0x8cfdf0
+#define PLATFORM_TYPE_ARM 2
+
+enum ath11k_cfr_meta_version {
+	ATH11K_CFR_META_VERSION_NONE,
+	ATH11K_CFR_META_VERSION_1,
+	ATH11K_CFR_META_VERSION_2,
+	ATH11K_CFR_META_VERSION_3,
+	ATH11K_CFR_META_VERSION_4,
+	ATH11K_CFR_META_VERSION_MAX = 0xFF,
+};
+
+enum ath11k_cfr_data_version {
+	ATH11K_CFR_DATA_VERSION_NONE,
+	ATH11K_CFR_DATA_VERSION_1,
+	ATH11K_CFR_DATA_VERSION_MAX = 0xFF,
+};
+
+enum ath11k_cfr_capture_ack_mode {
+	ATH11K_CFR_CAPTURE_LEGACY_ACK,
+	ATH11K_CFR_CAPTURE_DUP_LEGACY_ACK,
+	ATH11K_CFR_CAPTURE_HT_ACK,
+	ATH11K_CFR_CAPTURE_VHT_ACK,
+
+	/*Always keep this at last*/
+	ATH11K_CFR_CAPTURE_INVALID_ACK
+};
+
+enum ath11k_cfr_correlate_status {
+	ATH11K_CORRELATE_STATUS_RELEASE,
+	ATH11K_CORRELATE_STATUS_HOLD,
+	ATH11K_CORRELATE_STATUS_ERR,
+};
+
+enum ath11k_cfr_preamble_type {
+	ATH11K_CFR_PREAMBLE_TYPE_LEGACY,
+	ATH11K_CFR_PREAMBLE_TYPE_HT,
+	ATH11K_CFR_PREAMBLE_TYPE_VHT,
+};
+
+struct ath11k_cfr_peer_tx_param {
+	u32 capture_method;
+	u32 vdev_id;
+	u8 peer_mac_addr[ETH_ALEN];
+	u32 primary_20mhz_chan;
+	u32 bandwidth;
+	u32 phy_mode;
+	u32 band_center_freq1;
+	u32 band_center_freq2;
+	u32 spatial_streams;
+	u32 correlation_info_1;
+	u32 correlation_info_2;
+	u32 status;
+	u32 timestamp_us;
+	u32 counter;
+	u32 chain_rssi[WMI_MAX_CHAINS];
+	u16 chain_phase[WMI_MAX_CHAINS];
+	u32 cfo_measurement;
+	u8 agc_gain[HOST_MAX_CHAINS];
+	u32 rx_start_ts;
+};
+
+struct cfr_metadata {
+	u8 peer_addr[ETH_ALEN];
+	u8 status;
+	u8 capture_bw;
+	u8 channel_bw;
+	u8 phy_mode;
+	u16 prim20_chan;
+	u16 center_freq1;
+	u16 center_freq2;
+	u8 capture_mode;
+	u8 capture_type;
+	u8 sts_count;
+	u8 num_rx_chain;
+	u32 timestamp;
+	u32 length;
+	u32 chain_rssi[HOST_MAX_CHAINS];
+	u16 chain_phase[HOST_MAX_CHAINS];
+	u32 cfo_measurement;
+	u8 agc_gain[HOST_MAX_CHAINS];
+	u32 rx_start_ts;
+} __packed;
+
+struct ath11k_csi_cfr_header {
+	u32 start_magic_num;
+	u32 vendorid;
+	u8 cfr_metadata_version;
+	u8 cfr_data_version;
+	u8 chip_type;
+	u8 platform_type;
+	u32 cfr_metadata_len;
+	struct cfr_metadata meta_data;
+} __packed;
+
+#define TONES_IN_20MHZ  256
+#define TONES_IN_40MHZ  512
+#define TONES_IN_80MHZ  1024
+#define TONES_IN_160MHZ 2048 /* 160 MHz isn't supported yet */
+#define TONES_INVALID   0
+
+#define CFIR_DMA_HDR_INFO0_TAG GENMASK(7, 0)
+#define CFIR_DMA_HDR_INFO0_LEN GENMASK(13, 8)
+
+#define CFIR_DMA_HDR_INFO1_UPLOAD_DONE      GENMASK(0, 0)
+#define CFIR_DMA_HDR_INFO1_CAPTURE_TYPE     GENMASK(3, 1)
+#define CFIR_DMA_HDR_INFO1_PREAMBLE_TYPE    GENMASK(5, 4)
+#define CFIR_DMA_HDR_INFO1_NSS              GENMASK(8, 6)
+#define CFIR_DMA_HDR_INFO1_NUM_CHAINS       GENMASK(11, 9)
+#define CFIR_DMA_HDR_INFO1_UPLOAD_PKT_BW    GENMASK(14, 12)
+#define CFIR_DMA_HDR_INFO1_SW_PEER_ID_VALID GENMASK(15, 15)
+
+struct ath11k_cfr_dma_hdr {
+	u16 info0;
+	u16 info1;
+	u16 sw_peer_id;
+	u16 phy_ppdu_id;
+};
+
+struct ath11k_look_up_table {
+	bool dbr_recv;
+	bool tx_recv;
+	u8 *data;
+	u32 data_len;
+	u16 dbr_ppdu_id;
+	u16 tx_ppdu_id;
+	dma_addr_t dbr_address;
+	struct ath11k_csi_cfr_header header;
+	struct ath11k_cfr_dma_hdr hdr;
+	u64 txrx_tstamp;
+	u64 dbr_tstamp;
+	u32 header_length;
+	u32 payload_length;
+	struct ath11k_dbring_element *buff;
+};
+
+struct cfr_unassoc_pool_entry {
+	u8 peer_mac[ETH_ALEN];
+	u32 period;
+	bool is_valid;
+};
+
+struct ath11k_cfr {
+	struct ath11k_dbring rx_ring;
+	/* Protects cfr data */
+	spinlock_t lock;
+	/* Protect for lut entries */
+	spinlock_t lut_lock;
+	struct ath11k_look_up_table *lut;
+	struct dentry *enable_cfr;
+	struct dentry *cfr_unassoc;
+	struct rchan *rfs_cfr_capture;
+	u8 cfr_enabled_peer_cnt;
+	u32 lut_num;
+	u64 tx_evt_cnt;
+	u64 dbr_evt_cnt;
+	u64 release_cnt;
+	u64 tx_peer_status_cfr_fail;
+	u64 tx_evt_status_cfr_fail;
+	u64 tx_dbr_lookup_fail;
+	u64 last_success_tstamp;
+	u64 flush_dbr_cnt;
+	u64 clear_txrx_event;
+	u64 cfr_dma_aborts;
+	bool enabled;
+	enum wmi_phy_mode phymode;
+	struct cfr_unassoc_pool_entry unassoc_pool[ATH11K_MAX_CFR_ENABLED_CLIENTS];
+};
+
+enum ath11k_cfr_capture_method {
+	ATH11K_CFR_CAPTURE_METHOD_NULL_FRAME,
+	ATH11K_CFR_CAPTURE_METHOD_NULL_FRAME_WITH_PHASE,
+	ATH11K_CFR_CAPTURE_METHOD_PROBE_RESP,
+	ATH11K_CFR_CAPTURE_METHOD_MAX,
+};
+
+enum ath11k_cfr_capture_bw {
+	ATH11K_CFR_CAPTURE_BW_20,
+	ATH11K_CFR_CAPTURE_BW_40,
+	ATH11K_CFR_CAPTURE_BW_80,
+	ATH11K_CFR_CAPTURE_BW_MAX,
+};
+
+#ifdef CONFIG_ATH11K_CFR
+int ath11k_cfr_init(struct ath11k_base *ab);
+void ath11k_cfr_deinit(struct ath11k_base *ab);
+void ath11k_cfr_lut_update_paddr(struct ath11k *ar, dma_addr_t paddr,
+				 u32 buf_id);
+void ath11k_cfr_decrement_peer_count(struct ath11k *ar,
+				     struct ath11k_sta *arsta);
+void ath11k_cfr_update_unassoc_pool_entry(struct ath11k *ar,
+					  const u8 *peer_mac);
+bool ath11k_cfr_peer_is_in_cfr_unassoc_pool(struct ath11k *ar,
+					    const u8 *peer_mac);
+void ath11k_cfr_update_unassoc_pool(struct ath11k *ar,
+				    struct ath11k_per_peer_cfr_capture *params,
+				    u8 *peer_mac);
+int ath11k_cfr_send_peer_cfr_capture_cmd(struct ath11k *ar,
+					 struct ath11k_sta *arsta,
+					 struct ath11k_per_peer_cfr_capture *params,
+					 const u8 *peer_mac);
+struct ath11k_dbring *ath11k_cfr_get_dbring(struct ath11k *ar);
+void ath11k_cfr_release_lut_entry(struct ath11k_look_up_table *lut);
+int ath11k_process_cfr_capture_event(struct ath11k_base *ab,
+				     struct ath11k_cfr_peer_tx_param *params);
+void ath11k_cfr_update_phymode(struct ath11k *ar, enum wmi_phy_mode phymode);
+#else
+static inline void ath11k_cfr_update_phymode(struct ath11k *ar,
+					     enum wmi_phy_mode phymode)
+{
+}
+
+static inline int ath11k_cfr_init(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline void ath11k_cfr_deinit(struct ath11k_base *ab)
+{
+}
+
+static inline void ath11k_cfr_lut_update_paddr(struct ath11k *ar,
+					       dma_addr_t paddr, u32 buf_id)
+{
+}
+
+static inline void ath11k_cfr_decrement_peer_count(struct ath11k *ar,
+						   struct ath11k_sta *arsta)
+{
+}
+
+static inline void ath11k_cfr_update_unassoc_pool_entry(struct ath11k *ar,
+							const u8 *peer_mac)
+{
+}
+
+static inline bool
+ath11k_cfr_peer_is_in_cfr_unassoc_pool(struct ath11k *ar, const u8 *peer_mac)
+{
+	return false;
+}
+
+static inline void
+ath11k_cfr_update_unassoc_pool(struct ath11k *ar,
+			       struct ath11k_per_peer_cfr_capture *params,
+			       u8 *peer_mac)
+{
+}
+
+static inline int
+ath11k_cfr_send_peer_cfr_capture_cmd(struct ath11k *ar,
+				     struct ath11k_sta *arsta,
+				     struct ath11k_per_peer_cfr_capture *params,
+				     const u8 *peer_mac)
+{
+	return 0;
+}
+
+static inline void ath11k_cfr_release_lut_entry(struct ath11k_look_up_table *lut)
+{
+}
+
+static inline
+struct ath11k_dbring *ath11k_cfr_get_dbring(struct ath11k *ar)
+{
+	return NULL;
+}
+
+static inline
+int ath11k_process_cfr_capture_event(struct ath11k_base *ab,
+				     struct ath11k_cfr_peer_tx_param *params)
+{
+	return 0;
+}
+#endif /* CONFIG_ATH11K_CFR */
+#endif /* ATH11K_CFR_H */

linux-7.2.3/drivers/net/wireless/ath/ath11k/coredump.c

@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#include <linux/devcoredump.h>
+#include <linux/export.h>
+#include "hif.h"
+#include "coredump.h"
+#include "debug.h"
+
+enum
+ath11k_fw_crash_dump_type ath11k_coredump_get_dump_type(int type)
+{
+	enum ath11k_fw_crash_dump_type dump_type;
+
+	switch (type) {
+	case HOST_DDR_REGION_TYPE:
+		dump_type = FW_CRASH_DUMP_REMOTE_MEM_DATA;
+		break;
+	case M3_DUMP_REGION_TYPE:
+		dump_type = FW_CRASH_DUMP_M3_DUMP;
+		break;
+	case PAGEABLE_MEM_REGION_TYPE:
+		dump_type = FW_CRASH_DUMP_PAGEABLE_DATA;
+		break;
+	case BDF_MEM_REGION_TYPE:
+	case CALDB_MEM_REGION_TYPE:
+		dump_type = FW_CRASH_DUMP_NONE;
+		break;
+	default:
+		dump_type = FW_CRASH_DUMP_TYPE_MAX;
+		break;
+	}
+
+	return dump_type;
+}
+EXPORT_SYMBOL(ath11k_coredump_get_dump_type);
+
+void ath11k_coredump_upload(struct work_struct *work)
+{
+	struct ath11k_base *ab = container_of(work, struct ath11k_base, dump_work);
+
+	ath11k_info(ab, "Uploading coredump\n");
+	/* dev_coredumpv() takes ownership of the buffer */
+	dev_coredumpv(ab->dev, ab->dump_data, ab->ath11k_coredump_len, GFP_KERNEL);
+	ab->dump_data = NULL;
+}
+
+void ath11k_coredump_collect(struct ath11k_base *ab)
+{
+	ath11k_hif_coredump_download(ab);
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/coredump.h

@@ -0,0 +1,79 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#ifndef _ATH11K_COREDUMP_H_
+#define _ATH11K_COREDUMP_H_
+
+#define ATH11K_FW_CRASH_DUMP_V2      2
+
+enum ath11k_fw_crash_dump_type {
+	FW_CRASH_DUMP_PAGING_DATA,
+	FW_CRASH_DUMP_RDDM_DATA,
+	FW_CRASH_DUMP_REMOTE_MEM_DATA,
+	FW_CRASH_DUMP_PAGEABLE_DATA,
+	FW_CRASH_DUMP_M3_DUMP,
+	FW_CRASH_DUMP_NONE,
+
+	/* keep last */
+	FW_CRASH_DUMP_TYPE_MAX,
+};
+
+#define COREDUMP_TLV_HDR_SIZE 8
+
+struct ath11k_tlv_dump_data {
+	/* see ath11k_fw_crash_dump_type above */
+	__le32 type;
+
+	/* in bytes */
+	__le32 tlv_len;
+
+	/* pad to 32-bit boundaries as needed */
+	u8 tlv_data[];
+} __packed;
+
+struct ath11k_dump_file_data {
+	/* "ATH11K-FW-DUMP" */
+	char df_magic[16];
+	/* total dump len in bytes */
+	__le32 len;
+	/* file dump version */
+	__le32 version;
+	/* pci device id */
+	__le32 chip_id;
+	/* qrtr instance id */
+	__le32 qrtr_id;
+	/* pci domain id */
+	__le32 bus_id;
+	guid_t guid;
+	/* time-of-day stamp */
+	__le64 tv_sec;
+	/* time-of-day stamp, nano-seconds */
+	__le64 tv_nsec;
+	/* room for growth w/out changing binary format */
+	u8 unused[128];
+	u8 data[];
+} __packed;
+
+#ifdef CONFIG_DEV_COREDUMP
+enum ath11k_fw_crash_dump_type ath11k_coredump_get_dump_type(int type);
+void ath11k_coredump_upload(struct work_struct *work);
+void ath11k_coredump_collect(struct ath11k_base *ab);
+#else
+static inline enum
+ath11k_fw_crash_dump_type ath11k_coredump_get_dump_type(int type)
+{
+	return FW_CRASH_DUMP_TYPE_MAX;
+}
+
+static inline void ath11k_coredump_upload(struct work_struct *work)
+{
+}
+
+static inline void ath11k_coredump_collect(struct ath11k_base *ab)
+{
+}
+#endif
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/dbring.c

@@ -0,0 +1,427 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "core.h"
+#include "debug.h"
+
+#define ATH11K_DB_MAGIC_VALUE 0xdeadbeaf
+
+int ath11k_dbring_validate_buffer(struct ath11k *ar, void *buffer, u32 size)
+{
+	u32 *temp;
+	int idx;
+
+	size = size >> 2;
+
+	for (idx = 0, temp = buffer; idx < size; idx++, temp++) {
+		if (*temp == ATH11K_DB_MAGIC_VALUE)
+			return -EINVAL;
+	}
+
+	return 0;
+}
+
+static void ath11k_dbring_fill_magic_value(struct ath11k *ar,
+					   void *buffer, u32 size)
+{
+	/* memset32 function fills buffer payload with the ATH11K_DB_MAGIC_VALUE
+	 * and the variable size is expected to be the number of u32 values
+	 * to be stored, not the number of bytes.
+	 */
+	size = size / sizeof(u32);
+
+	memset32(buffer, ATH11K_DB_MAGIC_VALUE, size);
+}
+
+int ath11k_dbring_bufs_replenish(struct ath11k *ar,
+				 struct ath11k_dbring *ring,
+				 struct ath11k_dbring_element *buff,
+				 enum wmi_direct_buffer_module id)
+{
+	struct ath11k_base *ab = ar->ab;
+	struct hal_srng *srng;
+	dma_addr_t paddr;
+	void *ptr_aligned, *ptr_unaligned, *desc;
+	int ret;
+	int buf_id;
+	u32 cookie;
+
+	srng = &ab->hal.srng_list[ring->refill_srng.ring_id];
+
+	lockdep_assert_held(&srng->lock);
+
+	ath11k_hal_srng_access_begin(ab, srng);
+
+	ptr_unaligned = buff->payload;
+	ptr_aligned = PTR_ALIGN(ptr_unaligned, ring->buf_align);
+	ath11k_dbring_fill_magic_value(ar, ptr_aligned, ring->buf_sz);
+	paddr = dma_map_single(ab->dev, ptr_aligned, ring->buf_sz,
+			       DMA_FROM_DEVICE);
+
+	ret = dma_mapping_error(ab->dev, paddr);
+	if (ret)
+		goto err;
+
+	spin_lock_bh(&ring->idr_lock);
+	buf_id = idr_alloc(&ring->bufs_idr, buff, 0, ring->bufs_max, GFP_ATOMIC);
+	spin_unlock_bh(&ring->idr_lock);
+	if (buf_id < 0) {
+		ret = -ENOBUFS;
+		goto err_dma_unmap;
+	}
+
+	desc = ath11k_hal_srng_src_get_next_entry(ab, srng);
+	if (!desc) {
+		ret = -ENOENT;
+		goto err_idr_remove;
+	}
+
+	if (id == WMI_DIRECT_BUF_CFR)
+		ath11k_cfr_lut_update_paddr(ar, paddr, buf_id);
+
+	buff->paddr = paddr;
+
+	cookie = FIELD_PREP(DP_RXDMA_BUF_COOKIE_PDEV_ID, ar->pdev_idx) |
+		 FIELD_PREP(DP_RXDMA_BUF_COOKIE_BUF_ID, buf_id);
+
+	ath11k_hal_rx_buf_addr_info_set(desc, paddr, cookie, 0);
+
+	ath11k_debugfs_add_dbring_entry(ar, id, ATH11K_DBG_DBR_EVENT_REPLENISH, srng);
+	ath11k_hal_srng_access_end(ab, srng);
+
+	return 0;
+
+err_idr_remove:
+	spin_lock_bh(&ring->idr_lock);
+	idr_remove(&ring->bufs_idr, buf_id);
+	spin_unlock_bh(&ring->idr_lock);
+err_dma_unmap:
+	dma_unmap_single(ab->dev, paddr, ring->buf_sz,
+			 DMA_FROM_DEVICE);
+err:
+	ath11k_hal_srng_access_end(ab, srng);
+	return ret;
+}
+
+static int ath11k_dbring_fill_bufs(struct ath11k *ar,
+				   struct ath11k_dbring *ring,
+				   enum wmi_direct_buffer_module id)
+{
+	struct ath11k_dbring_element *buff;
+	struct hal_srng *srng;
+	int num_remain, req_entries, num_free;
+	u32 align;
+	int size, ret;
+
+	srng = &ar->ab->hal.srng_list[ring->refill_srng.ring_id];
+
+	spin_lock_bh(&srng->lock);
+
+	num_free = ath11k_hal_srng_src_num_free(ar->ab, srng, true);
+	req_entries = min(num_free, ring->bufs_max);
+	num_remain = req_entries;
+	align = ring->buf_align;
+	size = ring->buf_sz + align - 1;
+
+	while (num_remain > 0) {
+		buff = kzalloc_obj(*buff, GFP_ATOMIC);
+		if (!buff)
+			break;
+
+		buff->payload = kzalloc(size, GFP_ATOMIC);
+		if (!buff->payload) {
+			kfree(buff);
+			break;
+		}
+		ret = ath11k_dbring_bufs_replenish(ar, ring, buff, id);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to replenish db ring num_remain %d req_ent %d\n",
+				    num_remain, req_entries);
+			kfree(buff->payload);
+			kfree(buff);
+			break;
+		}
+		num_remain--;
+	}
+
+	spin_unlock_bh(&srng->lock);
+
+	return num_remain;
+}
+
+int ath11k_dbring_wmi_cfg_setup(struct ath11k *ar,
+				struct ath11k_dbring *ring,
+				enum wmi_direct_buffer_module id)
+{
+	struct ath11k_wmi_pdev_dma_ring_cfg_req_cmd param = {};
+	int ret, i;
+
+	if (id >= WMI_DIRECT_BUF_MAX)
+		return -EINVAL;
+
+	param.module_id		= id;
+	param.base_paddr_lo	= lower_32_bits(ring->refill_srng.paddr);
+	param.base_paddr_hi	= upper_32_bits(ring->refill_srng.paddr);
+	param.head_idx_paddr_lo	= lower_32_bits(ring->hp_addr);
+	param.head_idx_paddr_hi = upper_32_bits(ring->hp_addr);
+	param.tail_idx_paddr_lo = lower_32_bits(ring->tp_addr);
+	param.tail_idx_paddr_hi = upper_32_bits(ring->tp_addr);
+	param.num_elems		= ring->bufs_max;
+	param.buf_size		= ring->buf_sz;
+	param.num_resp_per_event = ring->num_resp_per_event;
+	param.event_timeout_ms	= ring->event_timeout_ms;
+
+	/* For single pdev, 2GHz and 5GHz use one DBR. */
+	if (ar->ab->hw_params.single_pdev_only) {
+		for (i = 0; i < ar->ab->target_pdev_count; i++) {
+			param.pdev_id = ar->ab->target_pdev_ids[i].pdev_id;
+			ret = ath11k_wmi_pdev_dma_ring_cfg(ar, &param);
+			if (ret) {
+				ath11k_warn(ar->ab, "failed to setup db ring cfg\n");
+				return ret;
+			}
+		}
+	} else {
+		param.pdev_id = DP_SW2HW_MACID(ring->pdev_id);
+		ret = ath11k_wmi_pdev_dma_ring_cfg(ar, &param);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to setup db ring cfg\n");
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+int ath11k_dbring_set_cfg(struct ath11k *ar, struct ath11k_dbring *ring,
+			  u32 num_resp_per_event, u32 event_timeout_ms,
+			  int (*handler)(struct ath11k *,
+					 struct ath11k_dbring_data *))
+{
+	if (WARN_ON(!ring))
+		return -EINVAL;
+
+	ring->num_resp_per_event = num_resp_per_event;
+	ring->event_timeout_ms = event_timeout_ms;
+	ring->handler = handler;
+
+	return 0;
+}
+
+int ath11k_dbring_buf_setup(struct ath11k *ar,
+			    struct ath11k_dbring *ring,
+			    struct ath11k_dbring_cap *db_cap)
+{
+	struct ath11k_base *ab = ar->ab;
+	struct hal_srng *srng;
+	int ret;
+
+	srng = &ab->hal.srng_list[ring->refill_srng.ring_id];
+	ring->bufs_max = ring->refill_srng.size /
+		ath11k_hal_srng_get_entrysize(ab, HAL_RXDMA_DIR_BUF);
+
+	ring->buf_sz = db_cap->min_buf_sz;
+	ring->buf_align = db_cap->min_buf_align;
+	ring->pdev_id = db_cap->pdev_id;
+	ring->hp_addr = ath11k_hal_srng_get_hp_addr(ar->ab, srng);
+	ring->tp_addr = ath11k_hal_srng_get_tp_addr(ar->ab, srng);
+
+	ret = ath11k_dbring_fill_bufs(ar, ring, db_cap->id);
+
+	return ret;
+}
+
+int ath11k_dbring_srng_setup(struct ath11k *ar, struct ath11k_dbring *ring,
+			     int ring_num, int num_entries)
+{
+	int ret;
+
+	ret = ath11k_dp_srng_setup(ar->ab, &ring->refill_srng, HAL_RXDMA_DIR_BUF,
+				   ring_num, ar->pdev_idx, num_entries);
+	if (ret < 0) {
+		ath11k_warn(ar->ab, "failed to setup srng: %d ring_id %d\n",
+			    ret, ring_num);
+		goto err;
+	}
+
+	return 0;
+err:
+	ath11k_dp_srng_cleanup(ar->ab, &ring->refill_srng);
+	return ret;
+}
+
+int ath11k_dbring_get_cap(struct ath11k_base *ab,
+			  u8 pdev_idx,
+			  enum wmi_direct_buffer_module id,
+			  struct ath11k_dbring_cap *db_cap)
+{
+	int i;
+
+	if (!ab->num_db_cap || !ab->db_caps)
+		return -ENOENT;
+
+	if (id >= WMI_DIRECT_BUF_MAX)
+		return -EINVAL;
+
+	for (i = 0; i < ab->num_db_cap; i++) {
+		if (pdev_idx == ab->db_caps[i].pdev_id &&
+		    id == ab->db_caps[i].id) {
+			*db_cap = ab->db_caps[i];
+
+			return 0;
+		}
+	}
+
+	return -ENOENT;
+}
+
+int ath11k_dbring_buffer_release_event(struct ath11k_base *ab,
+				       struct ath11k_dbring_buf_release_event *ev)
+{
+	struct ath11k_dbring *ring;
+	struct hal_srng *srng;
+	struct ath11k *ar;
+	struct ath11k_dbring_element *buff;
+	struct ath11k_dbring_data handler_data;
+	struct ath11k_buffer_addr desc;
+	u8 *vaddr_unalign;
+	u32 num_entry, num_buff_reaped;
+	u8 pdev_idx, rbm, module_id;
+	u32 cookie;
+	int buf_id;
+	int size;
+	dma_addr_t paddr;
+	int ret = 0;
+	int status;
+
+	pdev_idx = ev->fixed.pdev_id;
+	module_id = ev->fixed.module_id;
+
+	if (ab->hw_params.single_pdev_only &&
+	    pdev_idx < ab->target_pdev_count)
+		pdev_idx = 0;
+
+	if (pdev_idx >= ab->num_radios) {
+		ath11k_warn(ab, "Invalid pdev id %d\n", pdev_idx);
+		return -EINVAL;
+	}
+
+	if (ev->fixed.num_buf_release_entry !=
+	    ev->fixed.num_meta_data_entry) {
+		ath11k_warn(ab, "Buffer entry %d mismatch meta entry %d\n",
+			    ev->fixed.num_buf_release_entry,
+			    ev->fixed.num_meta_data_entry);
+		return -EINVAL;
+	}
+
+	ar = ab->pdevs[pdev_idx].ar;
+
+	rcu_read_lock();
+	if (!rcu_dereference(ab->pdevs_active[pdev_idx])) {
+		ret = -EINVAL;
+		goto rcu_unlock;
+	}
+
+	switch (ev->fixed.module_id) {
+	case WMI_DIRECT_BUF_SPECTRAL:
+		ring = ath11k_spectral_get_dbring(ar);
+		break;
+	case WMI_DIRECT_BUF_CFR:
+		ring = ath11k_cfr_get_dbring(ar);
+		break;
+	default:
+		ring = NULL;
+		ath11k_warn(ab, "Recv dma buffer release ev on unsupp module %d\n",
+			    ev->fixed.module_id);
+		break;
+	}
+
+	if (!ring) {
+		ret = -EINVAL;
+		goto rcu_unlock;
+	}
+
+	srng = &ab->hal.srng_list[ring->refill_srng.ring_id];
+	num_entry = ev->fixed.num_buf_release_entry;
+	size = ring->buf_sz + ring->buf_align - 1;
+	num_buff_reaped = 0;
+
+	spin_lock_bh(&srng->lock);
+
+	while (num_buff_reaped < num_entry) {
+		desc.info0 = ev->buf_entry[num_buff_reaped].paddr_lo;
+		desc.info1 = ev->buf_entry[num_buff_reaped].paddr_hi;
+		handler_data.meta = ev->meta_data[num_buff_reaped];
+
+		num_buff_reaped++;
+
+		ath11k_hal_rx_buf_addr_info_get(&desc, &paddr, &cookie, &rbm);
+
+		buf_id = FIELD_GET(DP_RXDMA_BUF_COOKIE_BUF_ID, cookie);
+
+		spin_lock_bh(&ring->idr_lock);
+		buff = idr_find(&ring->bufs_idr, buf_id);
+		if (!buff) {
+			spin_unlock_bh(&ring->idr_lock);
+			continue;
+		}
+		idr_remove(&ring->bufs_idr, buf_id);
+		spin_unlock_bh(&ring->idr_lock);
+
+		dma_unmap_single(ab->dev, buff->paddr, ring->buf_sz,
+				 DMA_FROM_DEVICE);
+
+		ath11k_debugfs_add_dbring_entry(ar, module_id,
+						ATH11K_DBG_DBR_EVENT_RX, srng);
+
+		if (ring->handler) {
+			vaddr_unalign = buff->payload;
+			handler_data.data = PTR_ALIGN(vaddr_unalign,
+						      ring->buf_align);
+			handler_data.data_sz = ring->buf_sz;
+			handler_data.buff = buff;
+			handler_data.buf_id = buf_id;
+
+			status = ring->handler(ar, &handler_data);
+			if (status == ATH11K_CORRELATE_STATUS_HOLD)
+				continue;
+		}
+
+		buff->paddr = 0;
+		memset(buff->payload, 0, size);
+		ath11k_dbring_bufs_replenish(ar, ring, buff, module_id);
+	}
+
+	spin_unlock_bh(&srng->lock);
+
+rcu_unlock:
+	rcu_read_unlock();
+
+	return ret;
+}
+
+void ath11k_dbring_srng_cleanup(struct ath11k *ar, struct ath11k_dbring *ring)
+{
+	ath11k_dp_srng_cleanup(ar->ab, &ring->refill_srng);
+}
+
+void ath11k_dbring_buf_cleanup(struct ath11k *ar, struct ath11k_dbring *ring)
+{
+	struct ath11k_dbring_element *buff;
+	int buf_id;
+
+	spin_lock_bh(&ring->idr_lock);
+	idr_for_each_entry(&ring->bufs_idr, buff, buf_id) {
+		idr_remove(&ring->bufs_idr, buf_id);
+		dma_unmap_single(ar->ab->dev, buff->paddr,
+				 ring->buf_sz, DMA_FROM_DEVICE);
+		kfree(buff->payload);
+		kfree(buff);
+	}
+
+	idr_destroy(&ring->bufs_idr);
+	spin_unlock_bh(&ring->idr_lock);
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/dbring.h

@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_DBRING_H
+#define ATH11K_DBRING_H
+
+#include <linux/types.h>
+#include <linux/idr.h>
+#include <linux/spinlock.h>
+#include "dp.h"
+
+struct ath11k_dbring_element {
+	dma_addr_t paddr;
+	u8 *payload;
+};
+
+struct ath11k_dbring_data {
+	void *data;
+	u32 data_sz;
+	struct wmi_dma_buf_release_meta_data meta;
+	struct ath11k_dbring_element *buff;
+	u32 buf_id;
+};
+
+struct ath11k_dbring_buf_release_event {
+	struct ath11k_wmi_dma_buf_release_fixed_param fixed;
+	struct wmi_dma_buf_release_entry *buf_entry;
+	struct wmi_dma_buf_release_meta_data *meta_data;
+	u32 num_buf_entry;
+	u32 num_meta;
+};
+
+struct ath11k_dbring_cap {
+	u32 pdev_id;
+	enum wmi_direct_buffer_module id;
+	u32 min_elem;
+	u32 min_buf_sz;
+	u32 min_buf_align;
+};
+
+struct ath11k_dbring {
+	struct dp_srng refill_srng;
+	struct idr bufs_idr;
+	/* Protects bufs_idr */
+	spinlock_t idr_lock;
+	dma_addr_t tp_addr;
+	dma_addr_t hp_addr;
+	int bufs_max;
+	u32 pdev_id;
+	u32 buf_sz;
+	u32 buf_align;
+	u32 num_resp_per_event;
+	u32 event_timeout_ms;
+	int (*handler)(struct ath11k *, struct ath11k_dbring_data *);
+};
+
+int ath11k_dbring_set_cfg(struct ath11k *ar,
+			  struct ath11k_dbring *ring,
+			  u32 num_resp_per_event,
+			  u32 event_timeout_ms,
+			  int (*handler)(struct ath11k *,
+					 struct ath11k_dbring_data *));
+int ath11k_dbring_bufs_replenish(struct ath11k *ar,
+				 struct ath11k_dbring *ring,
+				 struct ath11k_dbring_element *buff,
+				 enum wmi_direct_buffer_module id);
+int ath11k_dbring_wmi_cfg_setup(struct ath11k *ar,
+				struct ath11k_dbring *ring,
+				enum wmi_direct_buffer_module id);
+int ath11k_dbring_buf_setup(struct ath11k *ar,
+			    struct ath11k_dbring *ring,
+			    struct ath11k_dbring_cap *db_cap);
+int ath11k_dbring_srng_setup(struct ath11k *ar, struct ath11k_dbring *ring,
+			     int ring_num, int num_entries);
+int ath11k_dbring_buffer_release_event(struct ath11k_base *ab,
+				       struct ath11k_dbring_buf_release_event *ev);
+int ath11k_dbring_get_cap(struct ath11k_base *ab,
+			  u8 pdev_idx,
+			  enum wmi_direct_buffer_module id,
+			  struct ath11k_dbring_cap *db_cap);
+void ath11k_dbring_srng_cleanup(struct ath11k *ar, struct ath11k_dbring *ring);
+void ath11k_dbring_buf_cleanup(struct ath11k *ar, struct ath11k_dbring *ring);
+int ath11k_dbring_validate_buffer(struct ath11k *ar, void *data, u32 size);
+
+#endif /* ATH11K_DBRING_H */

linux-7.2.3/drivers/net/wireless/ath/ath11k/debug.c

@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/export.h>
+#include <linux/vmalloc.h>
+#include "core.h"
+#include "debug.h"
+
+void ath11k_info(struct ath11k_base *ab, const char *fmt, ...)
+{
+	struct va_format vaf = {
+		.fmt = fmt,
+	};
+	va_list args;
+
+	va_start(args, fmt);
+	vaf.va = &args;
+	dev_info(ab->dev, "%pV", &vaf);
+	trace_ath11k_log_info(ab, &vaf);
+	va_end(args);
+}
+EXPORT_SYMBOL(ath11k_info);
+
+void ath11k_err(struct ath11k_base *ab, const char *fmt, ...)
+{
+	struct va_format vaf = {
+		.fmt = fmt,
+	};
+	va_list args;
+
+	va_start(args, fmt);
+	vaf.va = &args;
+	dev_err(ab->dev, "%pV", &vaf);
+	trace_ath11k_log_err(ab, &vaf);
+	va_end(args);
+}
+EXPORT_SYMBOL(ath11k_err);
+
+void ath11k_warn(struct ath11k_base *ab, const char *fmt, ...)
+{
+	struct va_format vaf = {
+		.fmt = fmt,
+	};
+	va_list args;
+
+	va_start(args, fmt);
+	vaf.va = &args;
+	dev_warn_ratelimited(ab->dev, "%pV", &vaf);
+	trace_ath11k_log_warn(ab, &vaf);
+	va_end(args);
+}
+EXPORT_SYMBOL(ath11k_warn);
+
+#ifdef CONFIG_ATH11K_DEBUG
+
+void __ath11k_dbg(struct ath11k_base *ab, enum ath11k_debug_mask mask,
+		  const char *fmt, ...)
+{
+	struct va_format vaf;
+	va_list args;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	if (ath11k_debug_mask & mask)
+		dev_printk(KERN_DEBUG, ab->dev, "%s %pV", ath11k_dbg_str(mask), &vaf);
+
+	trace_ath11k_log_dbg(ab, mask, &vaf);
+
+	va_end(args);
+}
+EXPORT_SYMBOL(__ath11k_dbg);
+
+void ath11k_dbg_dump(struct ath11k_base *ab,
+		     enum ath11k_debug_mask mask,
+		     const char *msg, const char *prefix,
+		     const void *buf, size_t len)
+{
+	char linebuf[256];
+	size_t linebuflen;
+	const void *ptr;
+
+	if (ath11k_debug_mask & mask) {
+		if (msg)
+			__ath11k_dbg(ab, mask, "%s\n", msg);
+
+		for (ptr = buf; (ptr - buf) < len; ptr += 16) {
+			linebuflen = 0;
+			linebuflen += scnprintf(linebuf + linebuflen,
+						sizeof(linebuf) - linebuflen,
+						"%s%08x: ",
+						(prefix ? prefix : ""),
+						(unsigned int)(ptr - buf));
+			hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
+					   linebuf + linebuflen,
+					   sizeof(linebuf) - linebuflen, true);
+			dev_printk(KERN_DEBUG, ab->dev, "%s\n", linebuf);
+		}
+	}
+
+	/* tracing code doesn't like null strings */
+	trace_ath11k_log_dbg_dump(ab, msg ? msg : "", prefix ? prefix : "",
+				  buf, len);
+}
+EXPORT_SYMBOL(ath11k_dbg_dump);
+
+#endif /* CONFIG_ATH11K_DEBUG */

linux-7.2.3/drivers/net/wireless/ath/ath11k/debug.h

@@ -0,0 +1,119 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _ATH11K_DEBUG_H_
+#define _ATH11K_DEBUG_H_
+
+#include "trace.h"
+#include "debugfs.h"
+
+enum ath11k_debug_mask {
+	ATH11K_DBG_AHB		= 0x00000001,
+	ATH11K_DBG_WMI		= 0x00000002,
+	ATH11K_DBG_HTC		= 0x00000004,
+	ATH11K_DBG_DP_HTT	= 0x00000008,
+	ATH11K_DBG_MAC		= 0x00000010,
+	ATH11K_DBG_BOOT		= 0x00000020,
+	ATH11K_DBG_QMI		= 0x00000040,
+	ATH11K_DBG_DATA		= 0x00000080,
+	ATH11K_DBG_MGMT		= 0x00000100,
+	ATH11K_DBG_REG		= 0x00000200,
+	ATH11K_DBG_TESTMODE	= 0x00000400,
+	ATH11K_DBG_HAL		= 0x00000800,
+	ATH11K_DBG_PCI		= 0x00001000,
+	ATH11K_DBG_DP_TX	= 0x00002000,
+	ATH11K_DBG_DP_RX	= 0x00004000,
+	ATH11K_DBG_CE		= 0x00008000,
+	ATH11K_DBG_CFR		= 0x00010000,
+	ATH11K_DBG_CFR_DUMP	= 0x00020000,
+};
+
+static inline const char *ath11k_dbg_str(enum ath11k_debug_mask mask)
+{
+	switch (mask) {
+	case ATH11K_DBG_AHB:
+		return "ahb";
+	case ATH11K_DBG_WMI:
+		return "wmi";
+	case ATH11K_DBG_HTC:
+		return "htc";
+	case ATH11K_DBG_DP_HTT:
+		return "dp_htt";
+	case ATH11K_DBG_MAC:
+		return "mac";
+	case ATH11K_DBG_BOOT:
+		return "boot";
+	case ATH11K_DBG_QMI:
+		return "qmi";
+	case ATH11K_DBG_DATA:
+		return "data";
+	case ATH11K_DBG_MGMT:
+		return "mgmt";
+	case ATH11K_DBG_REG:
+		return "reg";
+	case ATH11K_DBG_TESTMODE:
+		return "testmode";
+	case ATH11K_DBG_HAL:
+		return "hal";
+	case ATH11K_DBG_PCI:
+		return "pci";
+	case ATH11K_DBG_DP_TX:
+		return "dp_tx";
+	case ATH11K_DBG_DP_RX:
+		return "dp_rx";
+	case ATH11K_DBG_CE:
+		return "ce";
+	case ATH11K_DBG_CFR:
+		return "cfr";
+	case ATH11K_DBG_CFR_DUMP:
+		return "cfr_dump";
+
+	/* no default handler to allow compiler to check that the
+	 * enum is fully handled
+	 */
+	}
+
+	return "<?>";
+}
+
+__printf(2, 3) void ath11k_info(struct ath11k_base *ab, const char *fmt, ...);
+__printf(2, 3) void ath11k_err(struct ath11k_base *ab, const char *fmt, ...);
+__printf(2, 3) void ath11k_warn(struct ath11k_base *ab, const char *fmt, ...);
+
+extern unsigned int ath11k_debug_mask;
+
+#ifdef CONFIG_ATH11K_DEBUG
+__printf(3, 4) void __ath11k_dbg(struct ath11k_base *ab,
+				 enum ath11k_debug_mask mask,
+				 const char *fmt, ...);
+void ath11k_dbg_dump(struct ath11k_base *ab,
+		     enum ath11k_debug_mask mask,
+		     const char *msg, const char *prefix,
+		     const void *buf, size_t len);
+#else /* CONFIG_ATH11K_DEBUG */
+static inline int __ath11k_dbg(struct ath11k_base *ab,
+			       enum ath11k_debug_mask dbg_mask,
+			       const char *fmt, ...)
+{
+	return 0;
+}
+
+static inline void ath11k_dbg_dump(struct ath11k_base *ab,
+				   enum ath11k_debug_mask mask,
+				   const char *msg, const char *prefix,
+				   const void *buf, size_t len)
+{
+}
+#endif /* CONFIG_ATH11K_DEBUG */
+
+#define ath11k_dbg(ar, dbg_mask, fmt, ...)			\
+do {								\
+	if ((ath11k_debug_mask & dbg_mask) ||			\
+	    trace_ath11k_log_dbg_enabled())			\
+		__ath11k_dbg(ar, dbg_mask, fmt, ##__VA_ARGS__);	\
+} while (0)
+
+#endif /* _ATH11K_DEBUG_H_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/debugfs.h

@@ -0,0 +1,391 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _ATH11K_DEBUGFS_H_
+#define _ATH11K_DEBUGFS_H_
+
+#include "hal_tx.h"
+
+#define ATH11K_TX_POWER_MAX_VAL	70
+#define ATH11K_TX_POWER_MIN_VAL	0
+
+/* htt_dbg_ext_stats_type */
+enum ath11k_dbg_htt_ext_stats_type {
+	ATH11K_DBG_HTT_EXT_STATS_RESET                      =  0,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX                    =  1,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_RX                    =  2,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX_HWQ                =  3,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX_SCHED              =  4,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_ERROR                 =  5,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TQM                   =  6,
+	ATH11K_DBG_HTT_EXT_STATS_TQM_CMDQ                   =  7,
+	ATH11K_DBG_HTT_EXT_STATS_TX_DE_INFO                 =  8,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX_RATE               =  9,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_RX_RATE               =  10,
+	ATH11K_DBG_HTT_EXT_STATS_PEER_INFO                  =  11,
+	ATH11K_DBG_HTT_EXT_STATS_TX_SELFGEN_INFO            =  12,
+	ATH11K_DBG_HTT_EXT_STATS_TX_MU_HWQ                  =  13,
+	ATH11K_DBG_HTT_EXT_STATS_RING_IF_INFO               =  14,
+	ATH11K_DBG_HTT_EXT_STATS_SRNG_INFO                  =  15,
+	ATH11K_DBG_HTT_EXT_STATS_SFM_INFO                   =  16,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX_MU                 =  17,
+	ATH11K_DBG_HTT_EXT_STATS_ACTIVE_PEERS_LIST          =  18,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_CCA_STATS             =  19,
+	ATH11K_DBG_HTT_EXT_STATS_TWT_SESSIONS               =  20,
+	ATH11K_DBG_HTT_EXT_STATS_REO_RESOURCE_STATS         =  21,
+	ATH11K_DBG_HTT_EXT_STATS_TX_SOUNDING_INFO           =  22,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_OBSS_PD_STATS	    =  23,
+	ATH11K_DBG_HTT_EXT_STATS_RING_BACKPRESSURE_STATS    =  24,
+	ATH11K_DBG_HTT_EXT_STATS_PEER_CTRL_PATH_TXRX_STATS  =  29,
+	ATH11K_DBG_HTT_EXT_STATS_PDEV_TX_RATE_TXBF_STATS    =  31,
+	ATH11K_DBG_HTT_EXT_STATS_TXBF_OFDMA		    =  32,
+	ATH11K_DBG_HTT_EXT_PHY_COUNTERS_AND_PHY_STATS	    =  37,
+
+	/* keep this last */
+	ATH11K_DBG_HTT_NUM_EXT_STATS,
+};
+
+#define ATH11K_DEBUG_DBR_ENTRIES_MAX 512
+
+enum ath11k_dbg_dbr_event {
+	ATH11K_DBG_DBR_EVENT_INVALID,
+	ATH11K_DBG_DBR_EVENT_RX,
+	ATH11K_DBG_DBR_EVENT_REPLENISH,
+	ATH11K_DBG_DBR_EVENT_MAX,
+};
+
+struct ath11k_dbg_dbr_entry {
+	u32 hp;
+	u32 tp;
+	u64 timestamp;
+	enum ath11k_dbg_dbr_event event;
+};
+
+struct ath11k_dbg_dbr_data {
+	/* protects ath11k_db_ring_debug data */
+	spinlock_t lock;
+	struct ath11k_dbg_dbr_entry *entries;
+	u32 dbr_debug_idx;
+	u32 num_ring_debug_entries;
+};
+
+struct ath11k_debug_dbr {
+	struct ath11k_dbg_dbr_data dbr_dbg_data;
+	struct dentry *dbr_debugfs;
+	bool dbr_debug_enabled;
+};
+
+struct debug_htt_stats_req {
+	bool done;
+	u8 pdev_id;
+	u8 type;
+	u8 peer_addr[ETH_ALEN];
+	struct completion cmpln;
+	u32 buf_len;
+	u8 buf[];
+};
+
+struct ath_pktlog_hdr {
+	u16 flags;
+	u16 missed_cnt;
+	u16 log_type;
+	u16 size;
+	u32 timestamp;
+	u32 type_specific_data;
+	u8 payload[];
+};
+
+#define ATH11K_HTT_PEER_STATS_RESET BIT(16)
+
+#define ATH11K_HTT_STATS_BUF_SIZE (1024 * 512)
+#define ATH11K_FW_STATS_BUF_SIZE (1024 * 1024)
+
+enum ath11k_pktlog_filter {
+	ATH11K_PKTLOG_RX		= 0x000000001,
+	ATH11K_PKTLOG_TX		= 0x000000002,
+	ATH11K_PKTLOG_RCFIND		= 0x000000004,
+	ATH11K_PKTLOG_RCUPDATE		= 0x000000008,
+	ATH11K_PKTLOG_EVENT_SMART_ANT	= 0x000000020,
+	ATH11K_PKTLOG_EVENT_SW		= 0x000000040,
+	ATH11K_PKTLOG_ANY		= 0x00000006f,
+};
+
+enum ath11k_pktlog_mode {
+	ATH11K_PKTLOG_MODE_LITE = 1,
+	ATH11K_PKTLOG_MODE_FULL = 2,
+};
+
+enum ath11k_pktlog_enum {
+	ATH11K_PKTLOG_TYPE_INVALID      = 0,
+	ATH11K_PKTLOG_TYPE_TX_CTRL      = 1,
+	ATH11K_PKTLOG_TYPE_TX_STAT      = 2,
+	ATH11K_PKTLOG_TYPE_TX_MSDU_ID   = 3,
+	ATH11K_PKTLOG_TYPE_RX_STAT      = 5,
+	ATH11K_PKTLOG_TYPE_RC_FIND      = 6,
+	ATH11K_PKTLOG_TYPE_RC_UPDATE    = 7,
+	ATH11K_PKTLOG_TYPE_TX_VIRT_ADDR = 8,
+	ATH11K_PKTLOG_TYPE_RX_CBF       = 10,
+	ATH11K_PKTLOG_TYPE_RX_STATBUF   = 22,
+	ATH11K_PKTLOG_TYPE_PPDU_STATS   = 23,
+	ATH11K_PKTLOG_TYPE_LITE_RX      = 24,
+};
+
+enum ath11k_dbg_aggr_mode {
+	ATH11K_DBG_AGGR_MODE_AUTO,
+	ATH11K_DBG_AGGR_MODE_MANUAL,
+	ATH11K_DBG_AGGR_MODE_MAX,
+};
+
+enum fw_dbglog_wlan_module_id {
+	WLAN_MODULE_ID_MIN = 0,
+	WLAN_MODULE_INF = WLAN_MODULE_ID_MIN,
+	WLAN_MODULE_WMI,
+	WLAN_MODULE_STA_PWRSAVE,
+	WLAN_MODULE_WHAL,
+	WLAN_MODULE_COEX,
+	WLAN_MODULE_ROAM,
+	WLAN_MODULE_RESMGR_CHAN_MANAGER,
+	WLAN_MODULE_RESMGR,
+	WLAN_MODULE_VDEV_MGR,
+	WLAN_MODULE_SCAN,
+	WLAN_MODULE_RATECTRL,
+	WLAN_MODULE_AP_PWRSAVE,
+	WLAN_MODULE_BLOCKACK,
+	WLAN_MODULE_MGMT_TXRX,
+	WLAN_MODULE_DATA_TXRX,
+	WLAN_MODULE_HTT,
+	WLAN_MODULE_HOST,
+	WLAN_MODULE_BEACON,
+	WLAN_MODULE_OFFLOAD,
+	WLAN_MODULE_WAL,
+	WLAN_WAL_MODULE_DE,
+	WLAN_MODULE_PCIELP,
+	WLAN_MODULE_RTT,
+	WLAN_MODULE_RESOURCE,
+	WLAN_MODULE_DCS,
+	WLAN_MODULE_CACHEMGR,
+	WLAN_MODULE_ANI,
+	WLAN_MODULE_P2P,
+	WLAN_MODULE_CSA,
+	WLAN_MODULE_NLO,
+	WLAN_MODULE_CHATTER,
+	WLAN_MODULE_WOW,
+	WLAN_MODULE_WAL_VDEV,
+	WLAN_MODULE_WAL_PDEV,
+	WLAN_MODULE_TEST,
+	WLAN_MODULE_STA_SMPS,
+	WLAN_MODULE_SWBMISS,
+	WLAN_MODULE_WMMAC,
+	WLAN_MODULE_TDLS,
+	WLAN_MODULE_HB,
+	WLAN_MODULE_TXBF,
+	WLAN_MODULE_BATCH_SCAN,
+	WLAN_MODULE_THERMAL_MGR,
+	WLAN_MODULE_PHYERR_DFS,
+	WLAN_MODULE_RMC,
+	WLAN_MODULE_STATS,
+	WLAN_MODULE_NAN,
+	WLAN_MODULE_IBSS_PWRSAVE,
+	WLAN_MODULE_HIF_UART,
+	WLAN_MODULE_LPI,
+	WLAN_MODULE_EXTSCAN,
+	WLAN_MODULE_UNIT_TEST,
+	WLAN_MODULE_MLME,
+	WLAN_MODULE_SUPPL,
+	WLAN_MODULE_ERE,
+	WLAN_MODULE_OCB,
+	WLAN_MODULE_RSSI_MONITOR,
+	WLAN_MODULE_WPM,
+	WLAN_MODULE_CSS,
+	WLAN_MODULE_PPS,
+	WLAN_MODULE_SCAN_CH_PREDICT,
+	WLAN_MODULE_MAWC,
+	WLAN_MODULE_CMC_QMIC,
+	WLAN_MODULE_EGAP,
+	WLAN_MODULE_NAN20,
+	WLAN_MODULE_QBOOST,
+	WLAN_MODULE_P2P_LISTEN_OFFLOAD,
+	WLAN_MODULE_HALPHY,
+	WLAN_WAL_MODULE_ENQ,
+	WLAN_MODULE_GNSS,
+	WLAN_MODULE_WAL_MEM,
+	WLAN_MODULE_SCHED_ALGO,
+	WLAN_MODULE_TX,
+	WLAN_MODULE_RX,
+	WLAN_MODULE_WLM,
+	WLAN_MODULE_RU_ALLOCATOR,
+	WLAN_MODULE_11K_OFFLOAD,
+	WLAN_MODULE_STA_TWT,
+	WLAN_MODULE_AP_TWT,
+	WLAN_MODULE_UL_OFDMA,
+	WLAN_MODULE_HPCS_PULSE,
+	WLAN_MODULE_DTF,
+	WLAN_MODULE_QUIET_IE,
+	WLAN_MODULE_SHMEM_MGR,
+	WLAN_MODULE_CFIR,
+	WLAN_MODULE_CODE_COVER,
+	WLAN_MODULE_SHO,
+	WLAN_MODULE_MLO_MGR,
+	WLAN_MODULE_PEER_INIT,
+	WLAN_MODULE_STA_MLO_PS,
+
+	WLAN_MODULE_ID_MAX,
+	WLAN_MODULE_ID_INVALID = WLAN_MODULE_ID_MAX,
+};
+
+enum fw_dbglog_log_level {
+	ATH11K_FW_DBGLOG_ML = 0,
+	ATH11K_FW_DBGLOG_VERBOSE = 0,
+	ATH11K_FW_DBGLOG_INFO,
+	ATH11K_FW_DBGLOG_INFO_LVL_1,
+	ATH11K_FW_DBGLOG_INFO_LVL_2,
+	ATH11K_FW_DBGLOG_WARN,
+	ATH11K_FW_DBGLOG_ERR,
+	ATH11K_FW_DBGLOG_LVL_MAX
+};
+
+struct ath11k_fw_dbglog {
+	enum wmi_debug_log_param param;
+	union {
+		struct {
+			/* log_level values are given in enum fw_dbglog_log_level */
+			u16 log_level;
+			/* module_id values are given in  enum fw_dbglog_wlan_module_id */
+			u16 module_id;
+		};
+		/* value is either log_level&module_id/vdev_id/vdev_id_bitmap/log_level
+		 * according to param
+		 */
+		u32 value;
+	};
+};
+
+#ifdef CONFIG_ATH11K_DEBUGFS
+int ath11k_debugfs_soc_create(struct ath11k_base *ab);
+void ath11k_debugfs_soc_destroy(struct ath11k_base *ab);
+int ath11k_debugfs_pdev_create(struct ath11k_base *ab);
+void ath11k_debugfs_pdev_destroy(struct ath11k_base *ab);
+int ath11k_debugfs_register(struct ath11k *ar);
+void ath11k_debugfs_unregister(struct ath11k *ar);
+void ath11k_debugfs_fw_stats_process(struct ath11k *ar, struct ath11k_fw_stats *stats);
+
+void ath11k_debugfs_fw_stats_init(struct ath11k *ar);
+
+static inline bool ath11k_debugfs_is_pktlog_lite_mode_enabled(struct ath11k *ar)
+{
+	return (ar->debug.pktlog_mode == ATH11K_PKTLOG_MODE_LITE);
+}
+
+static inline bool ath11k_debugfs_is_pktlog_rx_stats_enabled(struct ath11k *ar)
+{
+	return (!ar->debug.pktlog_peer_valid && ar->debug.pktlog_mode);
+}
+
+static inline bool ath11k_debugfs_is_pktlog_peer_valid(struct ath11k *ar, u8 *addr)
+{
+	return (ar->debug.pktlog_peer_valid && ar->debug.pktlog_mode &&
+		ether_addr_equal(addr, ar->debug.pktlog_peer_addr));
+}
+
+static inline int ath11k_debugfs_is_extd_tx_stats_enabled(struct ath11k *ar)
+{
+	return ar->debug.extd_tx_stats;
+}
+
+static inline int ath11k_debugfs_is_extd_rx_stats_enabled(struct ath11k *ar)
+{
+	return ar->debug.extd_rx_stats;
+}
+
+static inline int ath11k_debugfs_rx_filter(struct ath11k *ar)
+{
+	return ar->debug.rx_filter;
+}
+
+void ath11k_debugfs_op_vif_add(struct ieee80211_hw *hw,
+			       struct ieee80211_vif *vif);
+void ath11k_debugfs_add_dbring_entry(struct ath11k *ar,
+				     enum wmi_direct_buffer_module id,
+				     enum ath11k_dbg_dbr_event event,
+				     struct hal_srng *srng);
+
+#else
+static inline int ath11k_debugfs_soc_create(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline void ath11k_debugfs_soc_destroy(struct ath11k_base *ab)
+{
+}
+
+static inline int ath11k_debugfs_pdev_create(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline void ath11k_debugfs_pdev_destroy(struct ath11k_base *ab)
+{
+}
+
+static inline int ath11k_debugfs_register(struct ath11k *ar)
+{
+	return 0;
+}
+
+static inline void ath11k_debugfs_unregister(struct ath11k *ar)
+{
+}
+
+static inline void ath11k_debugfs_fw_stats_process(struct ath11k *ar,
+						   struct ath11k_fw_stats *stats)
+{
+}
+
+static inline void ath11k_debugfs_fw_stats_init(struct ath11k *ar)
+{
+}
+
+static inline int ath11k_debugfs_is_extd_tx_stats_enabled(struct ath11k *ar)
+{
+	return 0;
+}
+
+static inline int ath11k_debugfs_is_extd_rx_stats_enabled(struct ath11k *ar)
+{
+	return 0;
+}
+
+static inline bool ath11k_debugfs_is_pktlog_lite_mode_enabled(struct ath11k *ar)
+{
+	return false;
+}
+
+static inline bool ath11k_debugfs_is_pktlog_rx_stats_enabled(struct ath11k *ar)
+{
+	return false;
+}
+
+static inline bool ath11k_debugfs_is_pktlog_peer_valid(struct ath11k *ar, u8 *addr)
+{
+	return false;
+}
+
+static inline int ath11k_debugfs_rx_filter(struct ath11k *ar)
+{
+	return 0;
+}
+
+static inline void
+ath11k_debugfs_add_dbring_entry(struct ath11k *ar,
+				enum wmi_direct_buffer_module id,
+				enum ath11k_dbg_dbr_event event,
+				struct hal_srng *srng)
+{
+}
+#endif /* CONFIG_ATH11K_DEBUGFS*/
+
+#endif /* _ATH11K_DEBUGFS_H_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/debugfs_sta.h

@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _ATH11K_DEBUGFS_STA_H_
+#define _ATH11K_DEBUGFS_STA_H_
+
+#include <net/mac80211.h>
+
+#include "core.h"
+#include "hal_tx.h"
+
+#ifdef CONFIG_ATH11K_DEBUGFS
+
+void ath11k_debugfs_sta_op_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+			       struct ieee80211_sta *sta, struct dentry *dir);
+void ath11k_debugfs_sta_add_tx_stats(struct ath11k_sta *arsta,
+				     struct ath11k_per_peer_tx_stats *peer_stats,
+				     u8 legacy_rate_idx);
+void ath11k_debugfs_sta_update_txcompl(struct ath11k *ar,
+				       struct hal_tx_status *ts);
+
+#else /* CONFIG_ATH11K_DEBUGFS */
+
+#define ath11k_debugfs_sta_op_add NULL
+
+static inline void
+ath11k_debugfs_sta_add_tx_stats(struct ath11k_sta *arsta,
+				struct ath11k_per_peer_tx_stats *peer_stats,
+				u8 legacy_rate_idx)
+{
+}
+
+static inline void ath11k_debugfs_sta_update_txcompl(struct ath11k *ar,
+						     struct hal_tx_status *ts)
+{
+}
+
+#endif /* CONFIG_ATH11K_DEBUGFS */
+
+#endif /* _ATH11K_DEBUGFS_STA_H_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/dp_rx.h

@@ -0,0 +1,101 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#ifndef ATH11K_DP_RX_H
+#define ATH11K_DP_RX_H
+
+#include "core.h"
+#include "rx_desc.h"
+#include "debug.h"
+
+#define DP_MAX_NWIFI_HDR_LEN	30
+
+#define DP_RX_MPDU_ERR_FCS			BIT(0)
+#define DP_RX_MPDU_ERR_DECRYPT			BIT(1)
+#define DP_RX_MPDU_ERR_TKIP_MIC			BIT(2)
+#define DP_RX_MPDU_ERR_AMSDU_ERR		BIT(3)
+#define DP_RX_MPDU_ERR_OVERFLOW			BIT(4)
+#define DP_RX_MPDU_ERR_MSDU_LEN			BIT(5)
+#define DP_RX_MPDU_ERR_MPDU_LEN			BIT(6)
+#define DP_RX_MPDU_ERR_UNENCRYPTED_FRAME	BIT(7)
+
+enum dp_rx_decap_type {
+	DP_RX_DECAP_TYPE_RAW,
+	DP_RX_DECAP_TYPE_NATIVE_WIFI,
+	DP_RX_DECAP_TYPE_ETHERNET2_DIX,
+	DP_RX_DECAP_TYPE_8023,
+};
+
+struct ath11k_dp_amsdu_subframe_hdr {
+	u8 dst[ETH_ALEN];
+	u8 src[ETH_ALEN];
+	__be16 len;
+} __packed;
+
+struct ath11k_dp_rfc1042_hdr {
+	u8 llc_dsap;
+	u8 llc_ssap;
+	u8 llc_ctrl;
+	u8 snap_oui[3];
+	__be16 snap_type;
+} __packed;
+
+int ath11k_dp_rx_ampdu_start(struct ath11k *ar,
+			     struct ieee80211_ampdu_params *params);
+int ath11k_dp_rx_ampdu_stop(struct ath11k *ar,
+			    struct ieee80211_ampdu_params *params);
+int ath11k_dp_peer_rx_pn_replay_config(struct ath11k_vif *arvif,
+				       const u8 *peer_addr,
+				       enum set_key_cmd key_cmd,
+				       struct ieee80211_key_conf *key);
+void ath11k_peer_frags_flush(struct ath11k *ar, struct ath11k_peer *peer);
+void ath11k_peer_rx_tid_cleanup(struct ath11k *ar, struct ath11k_peer *peer);
+void ath11k_peer_rx_tid_delete(struct ath11k *ar,
+			       struct ath11k_peer *peer, u8 tid);
+int ath11k_peer_rx_tid_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id,
+			     u8 tid, u32 ba_win_sz, u16 ssn,
+			     enum hal_pn_type pn_type);
+void ath11k_dp_htt_htc_t2h_msg_handler(struct ath11k_base *ab,
+				       struct sk_buff *skb);
+int ath11k_dp_pdev_reo_setup(struct ath11k_base *ab);
+void ath11k_dp_pdev_reo_cleanup(struct ath11k_base *ab);
+int ath11k_dp_rx_pdev_alloc(struct ath11k_base *ab, int pdev_idx);
+void ath11k_dp_rx_pdev_free(struct ath11k_base *ab, int pdev_idx);
+void ath11k_dp_reo_cmd_list_cleanup(struct ath11k_base *ab);
+void ath11k_dp_process_reo_status(struct ath11k_base *ab);
+int ath11k_dp_process_rxdma_err(struct ath11k_base *ab, int mac_id, int budget);
+int ath11k_dp_rx_process_wbm_err(struct ath11k_base *ab,
+				 struct napi_struct *napi, int budget);
+int ath11k_dp_process_rx_err(struct ath11k_base *ab, struct napi_struct *napi,
+			     int budget);
+int ath11k_dp_process_rx(struct ath11k_base *ab, int mac_id,
+			 struct napi_struct *napi,
+			 int budget);
+int ath11k_dp_rxbufs_replenish(struct ath11k_base *ab, int mac_id,
+			       struct dp_rxdma_ring *rx_ring,
+			       int req_entries,
+			       enum hal_rx_buf_return_buf_manager mgr);
+int ath11k_dp_htt_tlv_iter(struct ath11k_base *ab, const void *ptr, size_t len,
+			   int (*iter)(struct ath11k_base *ar, u16 tag, u16 len,
+				       const void *ptr, void *data),
+			   void *data);
+int ath11k_dp_rx_process_mon_rings(struct ath11k_base *ab, int mac_id,
+				   struct napi_struct *napi, int budget);
+int ath11k_dp_rx_process_mon_status(struct ath11k_base *ab, int mac_id,
+				    struct napi_struct *napi, int budget);
+int ath11k_dp_rx_mon_status_bufs_replenish(struct ath11k_base *ab, int mac_id,
+					   struct dp_rxdma_ring *rx_ring,
+					   int req_entries,
+					   enum hal_rx_buf_return_buf_manager mgr);
+int ath11k_dp_rx_pdev_mon_detach(struct ath11k *ar);
+int ath11k_dp_rx_pdev_mon_attach(struct ath11k *ar);
+int ath11k_peer_rx_frag_setup(struct ath11k *ar, const u8 *peer_mac, int vdev_id);
+
+int ath11k_dp_rx_pktlog_start(struct ath11k_base *ab);
+int ath11k_dp_rx_pktlog_stop(struct ath11k_base *ab, bool stop_timer);
+
+int ath11k_dp_rx_crypto_mic_len(struct ath11k *ar, enum hal_encrypt_type enctype);
+
+#endif /* ATH11K_DP_RX_H */

linux-7.2.3/drivers/net/wireless/ath/ath11k/dp_tx.h

@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_DP_TX_H
+#define ATH11K_DP_TX_H
+
+#include "core.h"
+#include "hal_tx.h"
+
+struct ath11k_dp_htt_wbm_tx_status {
+	u32 msdu_id;
+	bool acked;
+	s8 ack_rssi;
+	u16 peer_id;
+};
+
+void ath11k_dp_tx_update_txcompl(struct ath11k *ar, struct hal_tx_status *ts);
+int ath11k_dp_tx_htt_h2t_ver_req_msg(struct ath11k_base *ab);
+int ath11k_dp_tx(struct ath11k *ar, struct ath11k_vif *arvif,
+		 struct ath11k_sta *arsta, struct sk_buff *skb);
+void ath11k_dp_tx_completion_handler(struct ath11k_base *ab, int ring_id);
+int ath11k_dp_tx_send_reo_cmd(struct ath11k_base *ab, struct dp_rx_tid *rx_tid,
+			      enum hal_reo_cmd_type type,
+			      struct ath11k_hal_reo_cmd *cmd,
+			      void (*func)(struct ath11k_dp *, void *,
+					   enum hal_reo_cmd_status));
+
+int ath11k_dp_tx_htt_h2t_ppdu_stats_req(struct ath11k *ar, u32 mask);
+int
+ath11k_dp_tx_htt_h2t_ext_stats_req(struct ath11k *ar, u8 type,
+				   struct htt_ext_stats_cfg_params *cfg_params,
+				   u64 cookie);
+int ath11k_dp_tx_htt_monitor_mode_ring_config(struct ath11k *ar, bool reset);
+
+int ath11k_dp_tx_htt_rx_filter_setup(struct ath11k_base *ab, u32 ring_id,
+				     int mac_id, enum hal_ring_type ring_type,
+				     int rx_buf_size,
+				     struct htt_rx_ring_tlv_filter *tlv_filter);
+
+int ath11k_dp_tx_htt_rx_full_mon_setup(struct ath11k_base *ab, int mac_id,
+				       bool config);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/fw.c

@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/export.h>
+#include "core.h"
+
+#include "debug.h"
+
+static int ath11k_fw_request_firmware_api_n(struct ath11k_base *ab,
+					    const char *name)
+{
+	size_t magic_len, len, ie_len;
+	int ie_id, i, index, bit, ret;
+	struct ath11k_fw_ie *hdr;
+	const u8 *data;
+	__le32 *timestamp;
+
+	ab->fw.fw = ath11k_core_firmware_request(ab, name);
+	if (IS_ERR(ab->fw.fw)) {
+		ret = PTR_ERR(ab->fw.fw);
+		ath11k_dbg(ab, ATH11K_DBG_BOOT, "failed to load %s: %d\n", name, ret);
+		ab->fw.fw = NULL;
+		return ret;
+	}
+
+	data = ab->fw.fw->data;
+	len = ab->fw.fw->size;
+
+	/* magic also includes the null byte, check that as well */
+	magic_len = strlen(ATH11K_FIRMWARE_MAGIC) + 1;
+
+	if (len < magic_len) {
+		ath11k_err(ab, "firmware image too small to contain magic: %zu\n",
+			   len);
+		ret = -EINVAL;
+		goto err;
+	}
+
+	if (memcmp(data, ATH11K_FIRMWARE_MAGIC, magic_len) != 0) {
+		ath11k_err(ab, "Invalid firmware magic\n");
+		ret = -EINVAL;
+		goto err;
+	}
+
+	/* jump over the padding */
+	magic_len = ALIGN(magic_len, 4);
+
+	/* make sure there's space for padding */
+	if (magic_len > len) {
+		ath11k_err(ab, "No space for padding after magic\n");
+		ret = -EINVAL;
+		goto err;
+	}
+
+	len -= magic_len;
+	data += magic_len;
+
+	/* loop elements */
+	while (len > sizeof(struct ath11k_fw_ie)) {
+		hdr = (struct ath11k_fw_ie *)data;
+
+		ie_id = le32_to_cpu(hdr->id);
+		ie_len = le32_to_cpu(hdr->len);
+
+		len -= sizeof(*hdr);
+		data += sizeof(*hdr);
+
+		if (len < ie_len) {
+			ath11k_err(ab, "Invalid length for FW IE %d (%zu < %zu)\n",
+				   ie_id, len, ie_len);
+			ret = -EINVAL;
+			goto err;
+		}
+
+		switch (ie_id) {
+		case ATH11K_FW_IE_TIMESTAMP:
+			if (ie_len != sizeof(u32))
+				break;
+
+			timestamp = (__le32 *)data;
+
+			ath11k_dbg(ab, ATH11K_DBG_BOOT, "found fw timestamp %d\n",
+				   le32_to_cpup(timestamp));
+			break;
+		case ATH11K_FW_IE_FEATURES:
+			ath11k_dbg(ab, ATH11K_DBG_BOOT,
+				   "found firmware features ie (%zd B)\n",
+				   ie_len);
+
+			for (i = 0; i < ATH11K_FW_FEATURE_COUNT; i++) {
+				index = i / 8;
+				bit = i % 8;
+
+				if (index == ie_len)
+					break;
+
+				if (data[index] & (1 << bit))
+					__set_bit(i, ab->fw.fw_features);
+			}
+
+			ath11k_dbg_dump(ab, ATH11K_DBG_BOOT, "features", "",
+					ab->fw.fw_features,
+					sizeof(ab->fw.fw_features));
+			break;
+		case ATH11K_FW_IE_AMSS_IMAGE:
+			ath11k_dbg(ab, ATH11K_DBG_BOOT,
+				   "found fw image ie (%zd B)\n",
+				   ie_len);
+
+			ab->fw.amss_data = data;
+			ab->fw.amss_len = ie_len;
+			break;
+		case ATH11K_FW_IE_M3_IMAGE:
+			ath11k_dbg(ab, ATH11K_DBG_BOOT,
+				   "found m3 image ie (%zd B)\n",
+				   ie_len);
+
+			ab->fw.m3_data = data;
+			ab->fw.m3_len = ie_len;
+			break;
+		default:
+			ath11k_warn(ab, "Unknown FW IE: %u\n", ie_id);
+			break;
+		}
+
+		/* jump over the padding */
+		ie_len = ALIGN(ie_len, 4);
+
+		/* make sure there's space for padding */
+		if (ie_len > len)
+			break;
+
+		len -= ie_len;
+		data += ie_len;
+	}
+
+	return 0;
+
+err:
+	release_firmware(ab->fw.fw);
+	ab->fw.fw = NULL;
+	return ret;
+}
+
+int ath11k_fw_pre_init(struct ath11k_base *ab)
+{
+	int ret;
+
+	ret = ath11k_fw_request_firmware_api_n(ab, ATH11K_FW_API2_FILE);
+	if (ret == 0) {
+		ab->fw.api_version = 2;
+		goto out;
+	}
+
+	ab->fw.api_version = 1;
+
+out:
+	ath11k_dbg(ab, ATH11K_DBG_BOOT, "using fw api %d\n",
+		   ab->fw.api_version);
+
+	return 0;
+}
+
+void ath11k_fw_destroy(struct ath11k_base *ab)
+{
+	release_firmware(ab->fw.fw);
+}
+EXPORT_SYMBOL(ath11k_fw_destroy);

linux-7.2.3/drivers/net/wireless/ath/ath11k/fw.h

@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_FW_H
+#define ATH11K_FW_H
+
+#define ATH11K_FW_API2_FILE		"firmware-2.bin"
+#define ATH11K_FIRMWARE_MAGIC		"QCOM-ATH11K-FW"
+
+enum ath11k_fw_ie_type {
+	ATH11K_FW_IE_TIMESTAMP = 0,
+	ATH11K_FW_IE_FEATURES = 1,
+	ATH11K_FW_IE_AMSS_IMAGE = 2,
+	ATH11K_FW_IE_M3_IMAGE = 3,
+};
+
+enum ath11k_fw_features {
+	/* keep last */
+	ATH11K_FW_FEATURE_COUNT,
+};
+
+int ath11k_fw_pre_init(struct ath11k_base *ab);
+void ath11k_fw_destroy(struct ath11k_base *ab);
+
+#endif /* ATH11K_FW_H */

linux-7.2.3/drivers/net/wireless/ath/ath11k/hal.h

@@ -0,0 +1,978 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_HAL_H
+#define ATH11K_HAL_H
+
+#include "hal_desc.h"
+#include "rx_desc.h"
+
+struct ath11k_base;
+
+#define HAL_LINK_DESC_SIZE			(32 << 2)
+#define HAL_LINK_DESC_ALIGN			128
+#define HAL_NUM_MPDUS_PER_LINK_DESC		6
+#define HAL_NUM_TX_MSDUS_PER_LINK_DESC		7
+#define HAL_NUM_RX_MSDUS_PER_LINK_DESC		6
+#define HAL_NUM_MPDU_LINKS_PER_QUEUE_DESC	12
+#define HAL_MAX_AVAIL_BLK_RES			3
+
+#define HAL_RING_BASE_ALIGN	8
+
+#define HAL_WBM_IDLE_SCATTER_BUF_SIZE_MAX	32704
+/* TODO: Check with hw team on the supported scatter buf size */
+#define HAL_WBM_IDLE_SCATTER_NEXT_PTR_SIZE	8
+#define HAL_WBM_IDLE_SCATTER_BUF_SIZE (HAL_WBM_IDLE_SCATTER_BUF_SIZE_MAX - \
+				       HAL_WBM_IDLE_SCATTER_NEXT_PTR_SIZE)
+
+#define HAL_DSCP_TID_MAP_TBL_NUM_ENTRIES_MAX	48
+#define HAL_DSCP_TID_TBL_SIZE			24
+
+/* calculate the register address from bar0 of shadow register x */
+#define HAL_SHADOW_BASE_ADDR(ab)		ab->hw_params.regs->hal_shadow_base_addr
+#define HAL_SHADOW_NUM_REGS			36
+#define HAL_HP_OFFSET_IN_REG_START		1
+#define HAL_OFFSET_FROM_HP_TO_TP		4
+
+#define HAL_SHADOW_REG(ab, x) (HAL_SHADOW_BASE_ADDR(ab) + (4 * (x)))
+
+/* WCSS Relative address */
+#define HAL_SEQ_WCSS_UMAC_OFFSET		0x00a00000
+#define HAL_SEQ_WCSS_UMAC_REO_REG		0x00a38000
+#define HAL_SEQ_WCSS_UMAC_TCL_REG		0x00a44000
+#define HAL_SEQ_WCSS_UMAC_CE0_SRC_REG(ab) \
+		((ab)->hw_params.regs->hal_seq_wcss_umac_ce0_src_reg)
+#define HAL_SEQ_WCSS_UMAC_CE0_DST_REG(ab) \
+		((ab)->hw_params.regs->hal_seq_wcss_umac_ce0_dst_reg)
+#define HAL_SEQ_WCSS_UMAC_CE1_SRC_REG(ab) \
+		((ab)->hw_params.regs->hal_seq_wcss_umac_ce1_src_reg)
+#define HAL_SEQ_WCSS_UMAC_CE1_DST_REG(ab) \
+		((ab)->hw_params.regs->hal_seq_wcss_umac_ce1_dst_reg)
+#define HAL_SEQ_WCSS_UMAC_WBM_REG		0x00a34000
+
+#define HAL_CE_WFSS_CE_REG_BASE			0x01b80000
+#define HAL_WLAON_REG_BASE			0x01f80000
+
+/* SW2TCL(x) R0 ring configuration address */
+#define HAL_TCL1_RING_CMN_CTRL_REG		0x00000014
+#define HAL_TCL1_RING_DSCP_TID_MAP		0x0000002c
+#define HAL_TCL1_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl1_ring_base_lsb
+#define HAL_TCL1_RING_BASE_MSB(ab)		ab->hw_params.regs->hal_tcl1_ring_base_msb
+#define HAL_TCL1_RING_ID(ab)			ab->hw_params.regs->hal_tcl1_ring_id
+#define HAL_TCL1_RING_MISC(ab)			ab->hw_params.regs->hal_tcl1_ring_misc
+#define HAL_TCL1_RING_TP_ADDR_LSB(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_tp_addr_lsb
+#define HAL_TCL1_RING_TP_ADDR_MSB(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_tp_addr_msb
+#define HAL_TCL1_RING_CONSUMER_INT_SETUP_IX0(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_consumer_int_setup_ix0
+#define HAL_TCL1_RING_CONSUMER_INT_SETUP_IX1(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_consumer_int_setup_ix1
+#define HAL_TCL1_RING_MSI1_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_msi1_base_lsb
+#define HAL_TCL1_RING_MSI1_BASE_MSB(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_msi1_base_msb
+#define HAL_TCL1_RING_MSI1_DATA(ab) \
+	ab->hw_params.regs->hal_tcl1_ring_msi1_data
+#define HAL_TCL2_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl2_ring_base_lsb
+#define HAL_TCL_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl_ring_base_lsb
+
+#define HAL_TCL1_RING_MSI1_BASE_LSB_OFFSET(ab)				\
+	(HAL_TCL1_RING_MSI1_BASE_LSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_MSI1_BASE_MSB_OFFSET(ab)				\
+	(HAL_TCL1_RING_MSI1_BASE_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_MSI1_DATA_OFFSET(ab)				\
+	(HAL_TCL1_RING_MSI1_DATA(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_BASE_MSB_OFFSET(ab)				\
+	(HAL_TCL1_RING_BASE_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_ID_OFFSET(ab)				\
+	(HAL_TCL1_RING_ID(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_OFFSET(ab)			\
+	(HAL_TCL1_RING_CONSUMER_INT_SETUP_IX0(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_CONSR_INT_SETUP_IX1_OFFSET(ab) \
+		(HAL_TCL1_RING_CONSUMER_INT_SETUP_IX1(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_TP_ADDR_LSB_OFFSET(ab) \
+		(HAL_TCL1_RING_TP_ADDR_LSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_TP_ADDR_MSB_OFFSET(ab) \
+		(HAL_TCL1_RING_TP_ADDR_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+#define HAL_TCL1_RING_MISC_OFFSET(ab) \
+		(HAL_TCL1_RING_MISC(ab) - HAL_TCL1_RING_BASE_LSB(ab))
+
+/* SW2TCL(x) R2 ring pointers (head/tail) address */
+#define HAL_TCL1_RING_HP			0x00002000
+#define HAL_TCL1_RING_TP			0x00002004
+#define HAL_TCL2_RING_HP			0x00002008
+#define HAL_TCL_RING_HP				0x00002018
+
+#define HAL_TCL1_RING_TP_OFFSET \
+		(HAL_TCL1_RING_TP - HAL_TCL1_RING_HP)
+
+/* TCL STATUS ring address */
+#define HAL_TCL_STATUS_RING_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_tcl_status_ring_base_lsb
+#define HAL_TCL_STATUS_RING_HP			0x00002030
+
+/* REO2SW(x) R0 ring configuration address */
+#define HAL_REO1_GEN_ENABLE			0x00000000
+#define HAL_REO1_DEST_RING_CTRL_IX_0		0x00000004
+#define HAL_REO1_DEST_RING_CTRL_IX_1		0x00000008
+#define HAL_REO1_DEST_RING_CTRL_IX_2		0x0000000c
+#define HAL_REO1_DEST_RING_CTRL_IX_3		0x00000010
+#define HAL_REO1_MISC_CTL(ab)			ab->hw_params.regs->hal_reo1_misc_ctl
+#define HAL_REO1_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_reo1_ring_base_lsb
+#define HAL_REO1_RING_BASE_MSB(ab)		ab->hw_params.regs->hal_reo1_ring_base_msb
+#define HAL_REO1_RING_ID(ab)			ab->hw_params.regs->hal_reo1_ring_id
+#define HAL_REO1_RING_MISC(ab)			ab->hw_params.regs->hal_reo1_ring_misc
+#define HAL_REO1_RING_HP_ADDR_LSB(ab) \
+	ab->hw_params.regs->hal_reo1_ring_hp_addr_lsb
+#define HAL_REO1_RING_HP_ADDR_MSB(ab) \
+	ab->hw_params.regs->hal_reo1_ring_hp_addr_msb
+#define HAL_REO1_RING_PRODUCER_INT_SETUP(ab) \
+	ab->hw_params.regs->hal_reo1_ring_producer_int_setup
+#define HAL_REO1_RING_MSI1_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_reo1_ring_msi1_base_lsb
+#define HAL_REO1_RING_MSI1_BASE_MSB(ab) \
+	ab->hw_params.regs->hal_reo1_ring_msi1_base_msb
+#define HAL_REO1_RING_MSI1_DATA(ab) \
+	ab->hw_params.regs->hal_reo1_ring_msi1_data
+#define HAL_REO2_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_reo2_ring_base_lsb
+#define HAL_REO1_AGING_THRESH_IX_0(ab) \
+	ab->hw_params.regs->hal_reo1_aging_thresh_ix_0
+#define HAL_REO1_AGING_THRESH_IX_1(ab) \
+	ab->hw_params.regs->hal_reo1_aging_thresh_ix_1
+#define HAL_REO1_AGING_THRESH_IX_2(ab) \
+	ab->hw_params.regs->hal_reo1_aging_thresh_ix_2
+#define HAL_REO1_AGING_THRESH_IX_3(ab) \
+	ab->hw_params.regs->hal_reo1_aging_thresh_ix_3
+
+#define HAL_REO1_RING_MSI1_BASE_LSB_OFFSET(ab) \
+		(HAL_REO1_RING_MSI1_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_MSI1_BASE_MSB_OFFSET(ab) \
+		(HAL_REO1_RING_MSI1_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_MSI1_DATA_OFFSET(ab) \
+		(HAL_REO1_RING_MSI1_DATA(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_BASE_MSB_OFFSET(ab) \
+		(HAL_REO1_RING_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_ID_OFFSET(ab) (HAL_REO1_RING_ID(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_PRODUCER_INT_SETUP_OFFSET(ab) \
+		(HAL_REO1_RING_PRODUCER_INT_SETUP(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_HP_ADDR_LSB_OFFSET(ab) \
+		(HAL_REO1_RING_HP_ADDR_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_HP_ADDR_MSB_OFFSET(ab) \
+		(HAL_REO1_RING_HP_ADDR_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
+#define HAL_REO1_RING_MISC_OFFSET(ab) \
+	(HAL_REO1_RING_MISC(ab) - HAL_REO1_RING_BASE_LSB(ab))
+
+/* REO2SW(x) R2 ring pointers (head/tail) address */
+#define HAL_REO1_RING_HP(ab)			ab->hw_params.regs->hal_reo1_ring_hp
+#define HAL_REO1_RING_TP(ab)			ab->hw_params.regs->hal_reo1_ring_tp
+#define HAL_REO2_RING_HP(ab)			ab->hw_params.regs->hal_reo2_ring_hp
+
+#define HAL_REO1_RING_TP_OFFSET(ab)	(HAL_REO1_RING_TP(ab) - HAL_REO1_RING_HP(ab))
+
+/* REO2TCL R0 ring configuration address */
+#define HAL_REO_TCL_RING_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_reo_tcl_ring_base_lsb
+
+/* REO2TCL R2 ring pointer (head/tail) address */
+#define HAL_REO_TCL_RING_HP(ab)			ab->hw_params.regs->hal_reo_tcl_ring_hp
+
+/* REO CMD R0 address */
+#define HAL_REO_CMD_RING_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_reo_cmd_ring_base_lsb
+
+/* REO CMD R2 address */
+#define HAL_REO_CMD_HP(ab)			ab->hw_params.regs->hal_reo_cmd_ring_hp
+
+/* SW2REO R0 address */
+#define HAL_SW2REO_RING_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_sw2reo_ring_base_lsb
+
+/* SW2REO R2 address */
+#define HAL_SW2REO_RING_HP(ab)			ab->hw_params.regs->hal_sw2reo_ring_hp
+
+/* CE ring R0 address */
+#define HAL_CE_DST_RING_BASE_LSB		0x00000000
+#define HAL_CE_DST_STATUS_RING_BASE_LSB		0x00000058
+#define HAL_CE_DST_RING_CTRL			0x000000b0
+
+/* CE ring R2 address */
+#define HAL_CE_DST_RING_HP			0x00000400
+#define HAL_CE_DST_STATUS_RING_HP		0x00000408
+
+/* REO status address */
+#define HAL_REO_STATUS_RING_BASE_LSB(ab) \
+	ab->hw_params.regs->hal_reo_status_ring_base_lsb
+#define HAL_REO_STATUS_HP(ab)			ab->hw_params.regs->hal_reo_status_hp
+
+/* WBM Idle R0 address */
+#define HAL_WBM_IDLE_LINK_RING_BASE_LSB(ab) \
+		((ab)->hw_params.regs->hal_wbm_idle_link_ring_base_lsb)
+#define HAL_WBM_IDLE_LINK_RING_MISC_ADDR(ab) \
+		((ab)->hw_params.regs->hal_wbm_idle_link_ring_misc)
+#define HAL_WBM_R0_IDLE_LIST_CONTROL_ADDR	0x00000048
+#define HAL_WBM_R0_IDLE_LIST_SIZE_ADDR		0x0000004c
+#define HAL_WBM_SCATTERED_RING_BASE_LSB		0x00000058
+#define HAL_WBM_SCATTERED_RING_BASE_MSB		0x0000005c
+#define HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX0 0x00000068
+#define HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX1 0x0000006c
+#define HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX0 0x00000078
+#define HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX1 0x0000007c
+#define HAL_WBM_SCATTERED_DESC_PTR_HP_ADDR	 0x00000084
+
+/* WBM Idle R2 address */
+#define HAL_WBM_IDLE_LINK_RING_HP		0x000030b0
+
+/* SW2WBM R0 release address */
+#define HAL_WBM_RELEASE_RING_BASE_LSB(ab) \
+		((ab)->hw_params.regs->hal_wbm_release_ring_base_lsb)
+
+/* SW2WBM R2 release address */
+#define HAL_WBM_RELEASE_RING_HP			0x00003018
+
+/* WBM2SW R0 release address */
+#define HAL_WBM0_RELEASE_RING_BASE_LSB(ab) \
+		((ab)->hw_params.regs->hal_wbm0_release_ring_base_lsb)
+#define HAL_WBM1_RELEASE_RING_BASE_LSB(ab) \
+		((ab)->hw_params.regs->hal_wbm1_release_ring_base_lsb)
+
+/* WBM2SW R2 release address */
+#define HAL_WBM0_RELEASE_RING_HP		0x000030c0
+#define HAL_WBM1_RELEASE_RING_HP		0x000030c8
+
+/* TCL ring field mask and offset */
+#define HAL_TCL1_RING_BASE_MSB_RING_SIZE		GENMASK(27, 8)
+#define HAL_TCL1_RING_BASE_MSB_RING_BASE_ADDR_MSB	GENMASK(7, 0)
+#define HAL_TCL1_RING_ID_ENTRY_SIZE			GENMASK(7, 0)
+#define HAL_TCL1_RING_MISC_MSI_LOOPCNT_DISABLE		BIT(1)
+#define HAL_TCL1_RING_MISC_MSI_SWAP			BIT(3)
+#define HAL_TCL1_RING_MISC_HOST_FW_SWAP			BIT(4)
+#define HAL_TCL1_RING_MISC_DATA_TLV_SWAP		BIT(5)
+#define HAL_TCL1_RING_MISC_SRNG_ENABLE			BIT(6)
+#define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_INTR_TMR_THOLD   GENMASK(31, 16)
+#define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_BATCH_COUNTER_THOLD GENMASK(14, 0)
+#define HAL_TCL1_RING_CONSR_INT_SETUP_IX1_LOW_THOLD	GENMASK(15, 0)
+#define HAL_TCL1_RING_MSI1_BASE_MSB_MSI1_ENABLE		BIT(8)
+#define HAL_TCL1_RING_MSI1_BASE_MSB_ADDR		GENMASK(7, 0)
+#define HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN	BIT(17)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP		GENMASK(31, 0)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP0		GENMASK(2, 0)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP1		GENMASK(5, 3)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP2		GENMASK(8, 6)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP3		GENMASK(11, 9)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP4		GENMASK(14, 12)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP5		GENMASK(17, 15)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP6		GENMASK(20, 18)
+#define HAL_TCL1_RING_FIELD_DSCP_TID_MAP7		GENMASK(23, 21)
+
+/* REO ring field mask and offset */
+#define HAL_REO1_RING_BASE_MSB_RING_SIZE		GENMASK(27, 8)
+#define HAL_REO1_RING_BASE_MSB_RING_BASE_ADDR_MSB	GENMASK(7, 0)
+#define HAL_REO1_RING_ID_RING_ID			GENMASK(15, 8)
+#define HAL_REO1_RING_ID_ENTRY_SIZE			GENMASK(7, 0)
+#define HAL_REO1_RING_MISC_MSI_SWAP			BIT(3)
+#define HAL_REO1_RING_MISC_HOST_FW_SWAP			BIT(4)
+#define HAL_REO1_RING_MISC_DATA_TLV_SWAP		BIT(5)
+#define HAL_REO1_RING_MISC_SRNG_ENABLE			BIT(6)
+#define HAL_REO1_RING_PRDR_INT_SETUP_INTR_TMR_THOLD	GENMASK(31, 16)
+#define HAL_REO1_RING_PRDR_INT_SETUP_BATCH_COUNTER_THOLD GENMASK(14, 0)
+#define HAL_REO1_RING_MSI1_BASE_MSB_MSI1_ENABLE		BIT(8)
+#define HAL_REO1_RING_MSI1_BASE_MSB_ADDR		GENMASK(7, 0)
+#define HAL_REO1_GEN_ENABLE_FRAG_DST_RING		GENMASK(25, 23)
+#define HAL_REO1_GEN_ENABLE_AGING_LIST_ENABLE		BIT(2)
+#define HAL_REO1_GEN_ENABLE_AGING_FLUSH_ENABLE		BIT(3)
+#define HAL_REO1_MISC_CTL_FRAGMENT_DST_RING		GENMASK(20, 17)
+
+/* CE ring bit field mask and shift */
+#define HAL_CE_DST_R0_DEST_CTRL_MAX_LEN			GENMASK(15, 0)
+
+#define HAL_ADDR_LSB_REG_MASK				0xffffffff
+
+#define HAL_ADDR_MSB_REG_SHIFT				32
+
+/* WBM ring bit field mask and shift */
+#define HAL_WBM_LINK_DESC_IDLE_LIST_MODE		BIT(1)
+#define HAL_WBM_SCATTER_BUFFER_SIZE			GENMASK(10, 2)
+#define HAL_WBM_SCATTER_RING_SIZE_OF_IDLE_LINK_DESC_LIST GENMASK(31, 16)
+#define HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32	GENMASK(7, 0)
+#define HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_MATCH_TAG	GENMASK(31, 8)
+
+#define HAL_WBM_SCATTERED_DESC_HEAD_P_OFFSET_IX1	GENMASK(20, 8)
+#define HAL_WBM_SCATTERED_DESC_TAIL_P_OFFSET_IX1	GENMASK(20, 8)
+
+#define BASE_ADDR_MATCH_TAG_VAL 0x5
+
+#define HAL_REO_REO2SW1_RING_BASE_MSB_RING_SIZE		0x000fffff
+#define HAL_REO_REO2TCL_RING_BASE_MSB_RING_SIZE		0x000fffff
+#define HAL_REO_SW2REO_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_REO_CMD_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_REO_STATUS_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_SW2TCL1_RING_BASE_MSB_RING_SIZE		0x000fffff
+#define HAL_SW2TCL1_CMD_RING_BASE_MSB_RING_SIZE		0x000fffff
+#define HAL_TCL_STATUS_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_CE_SRC_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_CE_DST_RING_BASE_MSB_RING_SIZE		0x0000ffff
+#define HAL_CE_DST_STATUS_RING_BASE_MSB_RING_SIZE	0x0000ffff
+#define HAL_WBM_IDLE_LINK_RING_BASE_MSB_RING_SIZE	0x0000ffff
+#define HAL_SW2WBM_RELEASE_RING_BASE_MSB_RING_SIZE	0x0000ffff
+#define HAL_WBM2SW_RELEASE_RING_BASE_MSB_RING_SIZE	0x000fffff
+#define HAL_RXDMA_RING_MAX_SIZE				0x0000ffff
+
+/* IPQ5018 ce registers */
+#define HAL_IPQ5018_CE_WFSS_REG_BASE		0x08400000
+#define HAL_IPQ5018_CE_SIZE			0x200000
+
+/* Add any other errors here and return them in
+ * ath11k_hal_rx_desc_get_err().
+ */
+
+enum hal_srng_ring_id {
+	HAL_SRNG_RING_ID_REO2SW1 = 0,
+	HAL_SRNG_RING_ID_REO2SW2,
+	HAL_SRNG_RING_ID_REO2SW3,
+	HAL_SRNG_RING_ID_REO2SW4,
+	HAL_SRNG_RING_ID_REO2TCL,
+	HAL_SRNG_RING_ID_SW2REO,
+
+	HAL_SRNG_RING_ID_REO_CMD = 8,
+	HAL_SRNG_RING_ID_REO_STATUS,
+
+	HAL_SRNG_RING_ID_SW2TCL1 = 16,
+	HAL_SRNG_RING_ID_SW2TCL2,
+	HAL_SRNG_RING_ID_SW2TCL3,
+	HAL_SRNG_RING_ID_SW2TCL4,
+
+	HAL_SRNG_RING_ID_SW2TCL_CMD = 24,
+	HAL_SRNG_RING_ID_TCL_STATUS,
+
+	HAL_SRNG_RING_ID_CE0_SRC = 32,
+	HAL_SRNG_RING_ID_CE1_SRC,
+	HAL_SRNG_RING_ID_CE2_SRC,
+	HAL_SRNG_RING_ID_CE3_SRC,
+	HAL_SRNG_RING_ID_CE4_SRC,
+	HAL_SRNG_RING_ID_CE5_SRC,
+	HAL_SRNG_RING_ID_CE6_SRC,
+	HAL_SRNG_RING_ID_CE7_SRC,
+	HAL_SRNG_RING_ID_CE8_SRC,
+	HAL_SRNG_RING_ID_CE9_SRC,
+	HAL_SRNG_RING_ID_CE10_SRC,
+	HAL_SRNG_RING_ID_CE11_SRC,
+
+	HAL_SRNG_RING_ID_CE0_DST = 56,
+	HAL_SRNG_RING_ID_CE1_DST,
+	HAL_SRNG_RING_ID_CE2_DST,
+	HAL_SRNG_RING_ID_CE3_DST,
+	HAL_SRNG_RING_ID_CE4_DST,
+	HAL_SRNG_RING_ID_CE5_DST,
+	HAL_SRNG_RING_ID_CE6_DST,
+	HAL_SRNG_RING_ID_CE7_DST,
+	HAL_SRNG_RING_ID_CE8_DST,
+	HAL_SRNG_RING_ID_CE9_DST,
+	HAL_SRNG_RING_ID_CE10_DST,
+	HAL_SRNG_RING_ID_CE11_DST,
+
+	HAL_SRNG_RING_ID_CE0_DST_STATUS = 80,
+	HAL_SRNG_RING_ID_CE1_DST_STATUS,
+	HAL_SRNG_RING_ID_CE2_DST_STATUS,
+	HAL_SRNG_RING_ID_CE3_DST_STATUS,
+	HAL_SRNG_RING_ID_CE4_DST_STATUS,
+	HAL_SRNG_RING_ID_CE5_DST_STATUS,
+	HAL_SRNG_RING_ID_CE6_DST_STATUS,
+	HAL_SRNG_RING_ID_CE7_DST_STATUS,
+	HAL_SRNG_RING_ID_CE8_DST_STATUS,
+	HAL_SRNG_RING_ID_CE9_DST_STATUS,
+	HAL_SRNG_RING_ID_CE10_DST_STATUS,
+	HAL_SRNG_RING_ID_CE11_DST_STATUS,
+
+	HAL_SRNG_RING_ID_WBM_IDLE_LINK = 104,
+	HAL_SRNG_RING_ID_WBM_SW_RELEASE,
+	HAL_SRNG_RING_ID_WBM2SW0_RELEASE,
+	HAL_SRNG_RING_ID_WBM2SW1_RELEASE,
+	HAL_SRNG_RING_ID_WBM2SW2_RELEASE,
+	HAL_SRNG_RING_ID_WBM2SW3_RELEASE,
+	HAL_SRNG_RING_ID_WBM2SW4_RELEASE,
+
+	HAL_SRNG_RING_ID_UMAC_ID_END = 127,
+	HAL_SRNG_RING_ID_LMAC1_ID_START,
+
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF = HAL_SRNG_RING_ID_LMAC1_ID_START,
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_BUF,
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA2_BUF,
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_STATBUF,
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_STATBUF,
+	HAL_SRNG_RING_ID_WMAC1_RXDMA2SW0,
+	HAL_SRNG_RING_ID_WMAC1_RXDMA2SW1,
+	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_DESC,
+	HAL_SRNG_RING_ID_RXDMA_DIR_BUF,
+
+	HAL_SRNG_RING_ID_LMAC1_ID_END = 143
+};
+
+/* SRNG registers are split into two groups R0 and R2 */
+#define HAL_SRNG_REG_GRP_R0	0
+#define HAL_SRNG_REG_GRP_R2	1
+#define HAL_SRNG_NUM_REG_GRP    2
+
+#define HAL_SRNG_NUM_LMACS      3
+#define HAL_SRNG_REO_EXCEPTION  HAL_SRNG_RING_ID_REO2SW1
+#define HAL_SRNG_RINGS_PER_LMAC (HAL_SRNG_RING_ID_LMAC1_ID_END - \
+				 HAL_SRNG_RING_ID_LMAC1_ID_START)
+#define HAL_SRNG_NUM_LMAC_RINGS (HAL_SRNG_NUM_LMACS * HAL_SRNG_RINGS_PER_LMAC)
+#define HAL_SRNG_RING_ID_MAX    (HAL_SRNG_RING_ID_UMAC_ID_END + \
+				 HAL_SRNG_NUM_LMAC_RINGS)
+
+enum hal_ring_type {
+	HAL_REO_DST,
+	HAL_REO_EXCEPTION,
+	HAL_REO_REINJECT,
+	HAL_REO_CMD,
+	HAL_REO_STATUS,
+	HAL_TCL_DATA,
+	HAL_TCL_CMD,
+	HAL_TCL_STATUS,
+	HAL_CE_SRC,
+	HAL_CE_DST,
+	HAL_CE_DST_STATUS,
+	HAL_WBM_IDLE_LINK,
+	HAL_SW2WBM_RELEASE,
+	HAL_WBM2SW_RELEASE,
+	HAL_RXDMA_BUF,
+	HAL_RXDMA_DST,
+	HAL_RXDMA_MONITOR_BUF,
+	HAL_RXDMA_MONITOR_STATUS,
+	HAL_RXDMA_MONITOR_DST,
+	HAL_RXDMA_MONITOR_DESC,
+	HAL_RXDMA_DIR_BUF,
+	HAL_MAX_RING_TYPES,
+};
+
+#define HAL_RX_MAX_BA_WINDOW	256
+
+#define HAL_DEFAULT_REO_TIMEOUT_USEC		(40 * 1000)
+
+/**
+ * enum hal_reo_cmd_type: Enum for REO command type
+ * @HAL_REO_CMD_GET_QUEUE_STATS: Get REO queue status/stats
+ * @HAL_REO_CMD_FLUSH_QUEUE: Flush all frames in REO queue
+ * @HAL_REO_CMD_FLUSH_CACHE: Flush descriptor entries in the cache
+ * @HAL_REO_CMD_UNBLOCK_CACHE: Unblock a descriptor's address that was blocked
+ *      earlier with a 'REO_FLUSH_CACHE' command
+ * @HAL_REO_CMD_FLUSH_TIMEOUT_LIST: Flush buffers/descriptors from timeout list
+ * @HAL_REO_CMD_UPDATE_RX_QUEUE: Update REO queue settings
+ */
+enum hal_reo_cmd_type {
+	HAL_REO_CMD_GET_QUEUE_STATS     = 0,
+	HAL_REO_CMD_FLUSH_QUEUE         = 1,
+	HAL_REO_CMD_FLUSH_CACHE         = 2,
+	HAL_REO_CMD_UNBLOCK_CACHE       = 3,
+	HAL_REO_CMD_FLUSH_TIMEOUT_LIST  = 4,
+	HAL_REO_CMD_UPDATE_RX_QUEUE     = 5,
+};
+
+/**
+ * enum hal_reo_cmd_status: Enum for execution status of REO command
+ * @HAL_REO_CMD_SUCCESS: Command has successfully executed
+ * @HAL_REO_CMD_BLOCKED: Command could not be executed as the queue
+ *			 or cache was blocked
+ * @HAL_REO_CMD_FAILED: Command execution failed, could be due to
+ *			invalid queue desc
+ * @HAL_REO_CMD_RESOURCE_BLOCKED:
+ * @HAL_REO_CMD_DRAIN:
+ */
+enum hal_reo_cmd_status {
+	HAL_REO_CMD_SUCCESS		= 0,
+	HAL_REO_CMD_BLOCKED		= 1,
+	HAL_REO_CMD_FAILED		= 2,
+	HAL_REO_CMD_RESOURCE_BLOCKED	= 3,
+	HAL_REO_CMD_DRAIN		= 0xff,
+};
+
+struct hal_wbm_idle_scatter_list {
+	dma_addr_t paddr;
+	struct hal_wbm_link_desc *vaddr;
+};
+
+struct hal_srng_params {
+	dma_addr_t ring_base_paddr;
+	u32 *ring_base_vaddr;
+	int num_entries;
+	u32 intr_batch_cntr_thres_entries;
+	u32 intr_timer_thres_us;
+	u32 flags;
+	u32 max_buffer_len;
+	u32 low_threshold;
+	dma_addr_t msi_addr;
+	u32 msi_data;
+
+	/* Add more params as needed */
+};
+
+enum hal_srng_dir {
+	HAL_SRNG_DIR_SRC,
+	HAL_SRNG_DIR_DST
+};
+
+/* srng flags */
+#define HAL_SRNG_FLAGS_MSI_SWAP			0x00000008
+#define HAL_SRNG_FLAGS_RING_PTR_SWAP		0x00000010
+#define HAL_SRNG_FLAGS_DATA_TLV_SWAP		0x00000020
+#define HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN	0x00010000
+#define HAL_SRNG_FLAGS_MSI_INTR			0x00020000
+#define HAL_SRNG_FLAGS_CACHED                   0x20000000
+#define HAL_SRNG_FLAGS_LMAC_RING		0x80000000
+#define HAL_SRNG_FLAGS_REMAP_CE_RING        0x10000000
+
+#define HAL_SRNG_TLV_HDR_TAG		GENMASK(9, 1)
+#define HAL_SRNG_TLV_HDR_LEN		GENMASK(25, 10)
+
+/* Common SRNG ring structure for source and destination rings */
+struct hal_srng {
+	/* Unique SRNG ring ID */
+	u8 ring_id;
+
+	/* Ring initialization done */
+	u8 initialized;
+
+	/* Interrupt/MSI value assigned to this ring */
+	int irq;
+
+	/* Physical base address of the ring */
+	dma_addr_t ring_base_paddr;
+
+	/* Virtual base address of the ring */
+	u32 *ring_base_vaddr;
+
+	/* Number of entries in ring */
+	u32 num_entries;
+
+	/* Ring size */
+	u32 ring_size;
+
+	/* Ring size mask */
+	u32 ring_size_mask;
+
+	/* Size of ring entry */
+	u32 entry_size;
+
+	/* Interrupt timer threshold - in micro seconds */
+	u32 intr_timer_thres_us;
+
+	/* Interrupt batch counter threshold - in number of ring entries */
+	u32 intr_batch_cntr_thres_entries;
+
+	/* MSI Address */
+	dma_addr_t msi_addr;
+
+	/* MSI data */
+	u32 msi_data;
+
+	/* Misc flags */
+	u32 flags;
+
+	/* Lock for serializing ring index updates */
+	spinlock_t lock;
+
+	/* Start offset of SRNG register groups for this ring
+	 * TBD: See if this is required - register address can be derived
+	 * from ring ID
+	 */
+	u32 hwreg_base[HAL_SRNG_NUM_REG_GRP];
+
+	u64 timestamp;
+
+	/* Source or Destination ring */
+	enum hal_srng_dir ring_dir;
+
+	union {
+		struct {
+			/* SW tail pointer */
+			u32 tp;
+
+			/* Shadow head pointer location to be updated by HW */
+			volatile u32 *hp_addr;
+
+			/* Cached head pointer */
+			u32 cached_hp;
+
+			/* Tail pointer location to be updated by SW - This
+			 * will be a register address and need not be
+			 * accessed through SW structure
+			 */
+			u32 *tp_addr;
+
+			/* Current SW loop cnt */
+			u32 loop_cnt;
+
+			/* max transfer size */
+			u16 max_buffer_length;
+
+			/* head pointer at access end */
+			u32 last_hp;
+		} dst_ring;
+
+		struct {
+			/* SW head pointer */
+			u32 hp;
+
+			/* SW reap head pointer */
+			u32 reap_hp;
+
+			/* Shadow tail pointer location to be updated by HW */
+			u32 *tp_addr;
+
+			/* Cached tail pointer */
+			u32 cached_tp;
+
+			/* Head pointer location to be updated by SW - This
+			 * will be a register address and need not be accessed
+			 * through SW structure
+			 */
+			u32 *hp_addr;
+
+			/* Low threshold - in number of ring entries */
+			u32 low_threshold;
+
+			/* tail pointer at access end */
+			u32 last_tp;
+		} src_ring;
+	} u;
+};
+
+/* Interrupt mitigation - Batch threshold in terms of number of frames */
+#define HAL_SRNG_INT_BATCH_THRESHOLD_TX 256
+#define HAL_SRNG_INT_BATCH_THRESHOLD_RX 128
+#define HAL_SRNG_INT_BATCH_THRESHOLD_OTHER 1
+
+/* Interrupt mitigation - timer threshold in us */
+#define HAL_SRNG_INT_TIMER_THRESHOLD_TX 1000
+#define HAL_SRNG_INT_TIMER_THRESHOLD_RX 500
+#define HAL_SRNG_INT_TIMER_THRESHOLD_OTHER 256
+
+/* HW SRNG configuration table */
+struct hal_srng_config {
+	int start_ring_id;
+	u16 max_rings;
+	u16 entry_size;
+	u32 reg_start[HAL_SRNG_NUM_REG_GRP];
+	u16 reg_size[HAL_SRNG_NUM_REG_GRP];
+	u8 lmac_ring;
+	enum hal_srng_dir ring_dir;
+	u32 max_size;
+};
+
+/**
+ * enum hal_rx_buf_return_buf_manager - manager for returned rx buffers
+ *
+ * @HAL_RX_BUF_RBM_WBM_IDLE_BUF_LIST: Buffer returned to WBM idle buffer list
+ * @HAL_RX_BUF_RBM_WBM_IDLE_DESC_LIST: Descriptor returned to WBM idle
+ *	descriptor list.
+ * @HAL_RX_BUF_RBM_FW_BM: Buffer returned to FW
+ * @HAL_RX_BUF_RBM_SW0_BM: For Tx completion -- returned to host
+ * @HAL_RX_BUF_RBM_SW1_BM: For Tx completion -- returned to host
+ * @HAL_RX_BUF_RBM_SW2_BM: For Tx completion -- returned to host
+ * @HAL_RX_BUF_RBM_SW3_BM: For Rx release -- returned to host
+ * @HAL_RX_BUF_RBM_SW4_BM: For Tx completion -- returned to host
+ */
+
+enum hal_rx_buf_return_buf_manager {
+	HAL_RX_BUF_RBM_WBM_IDLE_BUF_LIST,
+	HAL_RX_BUF_RBM_WBM_IDLE_DESC_LIST,
+	HAL_RX_BUF_RBM_FW_BM,
+	HAL_RX_BUF_RBM_SW0_BM,
+	HAL_RX_BUF_RBM_SW1_BM,
+	HAL_RX_BUF_RBM_SW2_BM,
+	HAL_RX_BUF_RBM_SW3_BM,
+	HAL_RX_BUF_RBM_SW4_BM,
+};
+
+#define HAL_SRNG_DESC_LOOP_CNT		0xf0000000
+
+#define HAL_REO_CMD_FLG_NEED_STATUS		BIT(0)
+#define HAL_REO_CMD_FLG_STATS_CLEAR		BIT(1)
+#define HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER	BIT(2)
+#define HAL_REO_CMD_FLG_FLUSH_RELEASE_BLOCKING	BIT(3)
+#define HAL_REO_CMD_FLG_FLUSH_NO_INVAL		BIT(4)
+#define HAL_REO_CMD_FLG_FLUSH_FWD_ALL_MPDUS	BIT(5)
+#define HAL_REO_CMD_FLG_FLUSH_ALL		BIT(6)
+#define HAL_REO_CMD_FLG_UNBLK_RESOURCE		BIT(7)
+#define HAL_REO_CMD_FLG_UNBLK_CACHE		BIT(8)
+
+/* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO0_UPD_* fields */
+#define HAL_REO_CMD_UPD0_RX_QUEUE_NUM		BIT(8)
+#define HAL_REO_CMD_UPD0_VLD			BIT(9)
+#define HAL_REO_CMD_UPD0_ALDC			BIT(10)
+#define HAL_REO_CMD_UPD0_DIS_DUP_DETECTION	BIT(11)
+#define HAL_REO_CMD_UPD0_SOFT_REORDER_EN	BIT(12)
+#define HAL_REO_CMD_UPD0_AC			BIT(13)
+#define HAL_REO_CMD_UPD0_BAR			BIT(14)
+#define HAL_REO_CMD_UPD0_RETRY			BIT(15)
+#define HAL_REO_CMD_UPD0_CHECK_2K_MODE		BIT(16)
+#define HAL_REO_CMD_UPD0_OOR_MODE		BIT(17)
+#define HAL_REO_CMD_UPD0_BA_WINDOW_SIZE		BIT(18)
+#define HAL_REO_CMD_UPD0_PN_CHECK		BIT(19)
+#define HAL_REO_CMD_UPD0_EVEN_PN		BIT(20)
+#define HAL_REO_CMD_UPD0_UNEVEN_PN		BIT(21)
+#define HAL_REO_CMD_UPD0_PN_HANDLE_ENABLE	BIT(22)
+#define HAL_REO_CMD_UPD0_PN_SIZE		BIT(23)
+#define HAL_REO_CMD_UPD0_IGNORE_AMPDU_FLG	BIT(24)
+#define HAL_REO_CMD_UPD0_SVLD			BIT(25)
+#define HAL_REO_CMD_UPD0_SSN			BIT(26)
+#define HAL_REO_CMD_UPD0_SEQ_2K_ERR		BIT(27)
+#define HAL_REO_CMD_UPD0_PN_ERR			BIT(28)
+#define HAL_REO_CMD_UPD0_PN_VALID		BIT(29)
+#define HAL_REO_CMD_UPD0_PN			BIT(30)
+
+/* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO1_* fields */
+#define HAL_REO_CMD_UPD1_VLD			BIT(16)
+#define HAL_REO_CMD_UPD1_ALDC			GENMASK(18, 17)
+#define HAL_REO_CMD_UPD1_DIS_DUP_DETECTION	BIT(19)
+#define HAL_REO_CMD_UPD1_SOFT_REORDER_EN	BIT(20)
+#define HAL_REO_CMD_UPD1_AC			GENMASK(22, 21)
+#define HAL_REO_CMD_UPD1_BAR			BIT(23)
+#define HAL_REO_CMD_UPD1_RETRY			BIT(24)
+#define HAL_REO_CMD_UPD1_CHECK_2K_MODE		BIT(25)
+#define HAL_REO_CMD_UPD1_OOR_MODE		BIT(26)
+#define HAL_REO_CMD_UPD1_PN_CHECK		BIT(27)
+#define HAL_REO_CMD_UPD1_EVEN_PN		BIT(28)
+#define HAL_REO_CMD_UPD1_UNEVEN_PN		BIT(29)
+#define HAL_REO_CMD_UPD1_PN_HANDLE_ENABLE	BIT(30)
+#define HAL_REO_CMD_UPD1_IGNORE_AMPDU_FLG	BIT(31)
+
+/* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO2_* fields */
+#define HAL_REO_CMD_UPD2_SVLD			BIT(10)
+#define HAL_REO_CMD_UPD2_SSN			GENMASK(22, 11)
+#define HAL_REO_CMD_UPD2_SEQ_2K_ERR		BIT(23)
+#define HAL_REO_CMD_UPD2_PN_ERR			BIT(24)
+
+#define HAL_REO_DEST_RING_CTRL_HASH_RING_MAP	GENMASK(31, 8)
+
+struct ath11k_hal_reo_cmd {
+	u32 addr_lo;
+	u32 flag;
+	u32 upd0;
+	u32 upd1;
+	u32 upd2;
+	u32 pn[4];
+	u16 rx_queue_num;
+	u16 min_rel;
+	u16 min_fwd;
+	u8 addr_hi;
+	u8 ac_list;
+	u8 blocking_idx;
+	u16 ba_window_size;
+	u8 pn_size;
+};
+
+enum hal_pn_type {
+	HAL_PN_TYPE_NONE,
+	HAL_PN_TYPE_WPA,
+	HAL_PN_TYPE_WAPI_EVEN,
+	HAL_PN_TYPE_WAPI_UNEVEN,
+};
+
+enum hal_ce_desc {
+	HAL_CE_DESC_SRC,
+	HAL_CE_DESC_DST,
+	HAL_CE_DESC_DST_STATUS,
+};
+
+#define HAL_HASH_ROUTING_RING_TCL 0
+#define HAL_HASH_ROUTING_RING_SW1 1
+#define HAL_HASH_ROUTING_RING_SW2 2
+#define HAL_HASH_ROUTING_RING_SW3 3
+#define HAL_HASH_ROUTING_RING_SW4 4
+#define HAL_HASH_ROUTING_RING_REL 5
+#define HAL_HASH_ROUTING_RING_FW  6
+
+struct hal_reo_status_header {
+	u16 cmd_num;
+	enum hal_reo_cmd_status cmd_status;
+	u16 cmd_exe_time;
+	u32 timestamp;
+};
+
+struct hal_reo_status_queue_stats {
+	u16 ssn;
+	u16 curr_idx;
+	u32 pn[4];
+	u32 last_rx_queue_ts;
+	u32 last_rx_dequeue_ts;
+	u32 rx_bitmap[8]; /* Bitmap from 0-255 */
+	u32 curr_mpdu_cnt;
+	u32 curr_msdu_cnt;
+	u16 fwd_due_to_bar_cnt;
+	u16 dup_cnt;
+	u32 frames_in_order_cnt;
+	u32 num_mpdu_processed_cnt;
+	u32 num_msdu_processed_cnt;
+	u32 total_num_processed_byte_cnt;
+	u32 late_rx_mpdu_cnt;
+	u32 reorder_hole_cnt;
+	u8 timeout_cnt;
+	u8 bar_rx_cnt;
+	u8 num_window_2k_jump_cnt;
+};
+
+struct hal_reo_status_flush_queue {
+	bool err_detected;
+};
+
+enum hal_reo_status_flush_cache_err_code {
+	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_SUCCESS,
+	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_IN_USE,
+	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_NOT_FOUND,
+};
+
+struct hal_reo_status_flush_cache {
+	bool err_detected;
+	enum hal_reo_status_flush_cache_err_code err_code;
+	bool cache_controller_flush_status_hit;
+	u8 cache_controller_flush_status_desc_type;
+	u8 cache_controller_flush_status_client_id;
+	u8 cache_controller_flush_status_err;
+	u8 cache_controller_flush_status_cnt;
+};
+
+enum hal_reo_status_unblock_cache_type {
+	HAL_REO_STATUS_UNBLOCK_BLOCKING_RESOURCE,
+	HAL_REO_STATUS_UNBLOCK_ENTIRE_CACHE_USAGE,
+};
+
+struct hal_reo_status_unblock_cache {
+	bool err_detected;
+	enum hal_reo_status_unblock_cache_type unblock_type;
+};
+
+struct hal_reo_status_flush_timeout_list {
+	bool err_detected;
+	bool list_empty;
+	u16 release_desc_cnt;
+	u16 fwd_buf_cnt;
+};
+
+enum hal_reo_threshold_idx {
+	HAL_REO_THRESHOLD_IDX_DESC_COUNTER0,
+	HAL_REO_THRESHOLD_IDX_DESC_COUNTER1,
+	HAL_REO_THRESHOLD_IDX_DESC_COUNTER2,
+	HAL_REO_THRESHOLD_IDX_DESC_COUNTER_SUM,
+};
+
+struct hal_reo_status_desc_thresh_reached {
+	enum hal_reo_threshold_idx threshold_idx;
+	u32 link_desc_counter0;
+	u32 link_desc_counter1;
+	u32 link_desc_counter2;
+	u32 link_desc_counter_sum;
+};
+
+struct hal_reo_status {
+	struct hal_reo_status_header uniform_hdr;
+	u8 loop_cnt;
+	union {
+		struct hal_reo_status_queue_stats queue_stats;
+		struct hal_reo_status_flush_queue flush_queue;
+		struct hal_reo_status_flush_cache flush_cache;
+		struct hal_reo_status_unblock_cache unblock_cache;
+		struct hal_reo_status_flush_timeout_list timeout_list;
+		struct hal_reo_status_desc_thresh_reached desc_thresh_reached;
+	} u;
+};
+
+/* HAL context to be used to access SRNG APIs (currently used by data path
+ * and transport (CE) modules)
+ */
+struct ath11k_hal {
+	/* HAL internal state for all SRNG rings.
+	 */
+	struct hal_srng srng_list[HAL_SRNG_RING_ID_MAX];
+
+	/* SRNG configuration table */
+	struct hal_srng_config *srng_config;
+
+	/* Remote pointer memory for HW/FW updates */
+	struct {
+		u32 *vaddr;
+		dma_addr_t paddr;
+	} rdp;
+
+	/* Shared memory for ring pointer updates from host to FW */
+	struct {
+		u32 *vaddr;
+		dma_addr_t paddr;
+	} wrp;
+
+	/* Available REO blocking resources bitmap */
+	u8 avail_blk_resource;
+
+	u8 current_blk_index;
+
+	/* shadow register configuration */
+	u32 shadow_reg_addr[HAL_SHADOW_NUM_REGS];
+	int num_shadow_reg_configured;
+
+	struct lock_class_key srng_key[HAL_SRNG_RING_ID_MAX];
+};
+
+u32 ath11k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid);
+void ath11k_hal_reo_qdesc_setup(void *vaddr, int tid, u32 ba_window_size,
+				u32 start_seq, enum hal_pn_type type);
+void ath11k_hal_reo_init_cmd_ring(struct ath11k_base *ab,
+				  struct hal_srng *srng);
+void ath11k_hal_setup_link_idle_list(struct ath11k_base *ab,
+				     struct hal_wbm_idle_scatter_list *sbuf,
+				     u32 nsbufs, u32 tot_link_desc,
+				     u32 end_offset);
+
+dma_addr_t ath11k_hal_srng_get_tp_addr(struct ath11k_base *ab,
+				       struct hal_srng *srng);
+dma_addr_t ath11k_hal_srng_get_hp_addr(struct ath11k_base *ab,
+				       struct hal_srng *srng);
+void ath11k_hal_set_link_desc_addr(struct hal_wbm_link_desc *desc, u32 cookie,
+				   dma_addr_t paddr);
+u32 ath11k_hal_ce_get_desc_size(enum hal_ce_desc type);
+void ath11k_hal_ce_src_set_desc(void *buf, dma_addr_t paddr, u32 len, u32 id,
+				u8 byte_swap_data);
+void ath11k_hal_ce_dst_set_desc(void *buf, dma_addr_t paddr);
+u32 ath11k_hal_ce_dst_status_get_length(void *buf);
+int ath11k_hal_srng_get_entrysize(struct ath11k_base *ab, u32 ring_type);
+int ath11k_hal_srng_get_max_entries(struct ath11k_base *ab, u32 ring_type);
+void ath11k_hal_srng_get_params(struct ath11k_base *ab, struct hal_srng *srng,
+				struct hal_srng_params *params);
+u32 *ath11k_hal_srng_dst_get_next_entry(struct ath11k_base *ab,
+					struct hal_srng *srng);
+u32 *ath11k_hal_srng_dst_peek(struct ath11k_base *ab, struct hal_srng *srng);
+int ath11k_hal_srng_dst_num_free(struct ath11k_base *ab, struct hal_srng *srng,
+				 bool sync_hw_ptr);
+u32 *ath11k_hal_srng_src_peek(struct ath11k_base *ab, struct hal_srng *srng);
+u32 *ath11k_hal_srng_src_next_peek(struct ath11k_base *ab,
+				   struct hal_srng *srng);
+u32 *ath11k_hal_srng_src_get_next_reaped(struct ath11k_base *ab,
+					 struct hal_srng *srng);
+u32 *ath11k_hal_srng_src_reap_next(struct ath11k_base *ab,
+				   struct hal_srng *srng);
+u32 *ath11k_hal_srng_src_get_next_entry(struct ath11k_base *ab,
+					struct hal_srng *srng);
+int ath11k_hal_srng_src_num_free(struct ath11k_base *ab, struct hal_srng *srng,
+				 bool sync_hw_ptr);
+void ath11k_hal_srng_access_begin(struct ath11k_base *ab,
+				  struct hal_srng *srng);
+void ath11k_hal_srng_access_end(struct ath11k_base *ab, struct hal_srng *srng);
+int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
+			  int ring_num, int mac_id,
+			  struct hal_srng_params *params);
+int ath11k_hal_srng_init(struct ath11k_base *ath11k);
+void ath11k_hal_srng_deinit(struct ath11k_base *ath11k);
+void ath11k_hal_srng_clear(struct ath11k_base *ab);
+void ath11k_hal_dump_srng_stats(struct ath11k_base *ab);
+void ath11k_hal_srng_get_shadow_config(struct ath11k_base *ab,
+				       u32 **cfg, u32 *len);
+int ath11k_hal_srng_update_shadow_config(struct ath11k_base *ab,
+					 enum hal_ring_type ring_type,
+					int ring_num);
+void ath11k_hal_srng_shadow_config(struct ath11k_base *ab);
+void ath11k_hal_srng_shadow_update_hp_tp(struct ath11k_base *ab,
+					 struct hal_srng *srng);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/hal_rx.h

@@ -0,0 +1,520 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_HAL_RX_H
+#define ATH11K_HAL_RX_H
+
+struct hal_rx_wbm_rel_info {
+	u32 cookie;
+	enum hal_wbm_rel_src_module err_rel_src;
+	enum hal_reo_dest_ring_push_reason push_reason;
+	u32 err_code;
+	bool first_msdu;
+	bool last_msdu;
+};
+
+#define HAL_INVALID_PEERID 0xffff
+#define VHT_SIG_SU_NSS_MASK 0x7
+
+#define HAL_RX_MAX_MCS 12
+#define HAL_RX_MAX_NSS 8
+
+struct hal_rx_mon_status_tlv_hdr {
+	u32 hdr;
+	u8 value[];
+};
+
+enum hal_rx_su_mu_coding {
+	HAL_RX_SU_MU_CODING_BCC,
+	HAL_RX_SU_MU_CODING_LDPC,
+	HAL_RX_SU_MU_CODING_MAX,
+};
+
+enum hal_rx_gi {
+	HAL_RX_GI_0_8_US,
+	HAL_RX_GI_0_4_US,
+	HAL_RX_GI_1_6_US,
+	HAL_RX_GI_3_2_US,
+	HAL_RX_GI_MAX,
+};
+
+enum hal_rx_bw {
+	HAL_RX_BW_20MHZ,
+	HAL_RX_BW_40MHZ,
+	HAL_RX_BW_80MHZ,
+	HAL_RX_BW_160MHZ,
+	HAL_RX_BW_MAX,
+};
+
+enum hal_rx_preamble {
+	HAL_RX_PREAMBLE_11A,
+	HAL_RX_PREAMBLE_11B,
+	HAL_RX_PREAMBLE_11N,
+	HAL_RX_PREAMBLE_11AC,
+	HAL_RX_PREAMBLE_11AX,
+	HAL_RX_PREAMBLE_MAX,
+};
+
+enum hal_rx_reception_type {
+	HAL_RX_RECEPTION_TYPE_SU,
+	HAL_RX_RECEPTION_TYPE_MU_MIMO,
+	HAL_RX_RECEPTION_TYPE_MU_OFDMA,
+	HAL_RX_RECEPTION_TYPE_MU_OFDMA_MIMO,
+	HAL_RX_RECEPTION_TYPE_MAX,
+};
+
+#define HAL_RX_FCS_LEN                          4
+
+enum hal_rx_mon_status {
+	HAL_RX_MON_STATUS_PPDU_NOT_DONE,
+	HAL_RX_MON_STATUS_PPDU_DONE,
+	HAL_RX_MON_STATUS_BUF_DONE,
+};
+
+struct hal_rx_user_status {
+	u32 mcs:4,
+	nss:3,
+	ofdma_info_valid:1,
+	dl_ofdma_ru_start_index:7,
+	dl_ofdma_ru_width:7,
+	dl_ofdma_ru_size:8;
+	u32 ul_ofdma_user_v0_word0;
+	u32 ul_ofdma_user_v0_word1;
+	u32 ast_index;
+	u32 tid;
+	u16 tcp_msdu_count;
+	u16 udp_msdu_count;
+	u16 other_msdu_count;
+	u16 frame_control;
+	u8 frame_control_info_valid;
+	u8 data_sequence_control_info_valid;
+	u16 first_data_seq_ctrl;
+	u32 preamble_type;
+	u16 ht_flags;
+	u16 vht_flags;
+	u16 he_flags;
+	u8 rs_flags;
+	u32 mpdu_cnt_fcs_ok;
+	u32 mpdu_cnt_fcs_err;
+	u32 mpdu_fcs_ok_bitmap[8];
+	u32 mpdu_ok_byte_count;
+	u32 mpdu_err_byte_count;
+};
+
+#define HAL_TLV_STATUS_PPDU_NOT_DONE    HAL_RX_MON_STATUS_PPDU_NOT_DONE
+#define HAL_TLV_STATUS_PPDU_DONE        HAL_RX_MON_STATUS_PPDU_DONE
+#define HAL_TLV_STATUS_BUF_DONE         HAL_RX_MON_STATUS_BUF_DONE
+
+struct hal_sw_mon_ring_entries {
+	dma_addr_t mon_dst_paddr;
+	dma_addr_t mon_status_paddr;
+	u32 mon_dst_sw_cookie;
+	u32 mon_status_sw_cookie;
+	void *dst_buf_addr_info;
+	void *status_buf_addr_info;
+	u16 ppdu_id;
+	u8 status_buf_count;
+	u8 msdu_cnt;
+	bool end_of_ppdu;
+	bool drop_ppdu;
+};
+
+struct hal_rx_mon_ppdu_info {
+	u32 ppdu_id;
+	u32 ppdu_ts;
+	u32 num_mpdu_fcs_ok;
+	u32 num_mpdu_fcs_err;
+	u32 preamble_type;
+	u16 chan_num;
+	u16 tcp_msdu_count;
+	u16 tcp_ack_msdu_count;
+	u16 udp_msdu_count;
+	u16 other_msdu_count;
+	u16 peer_id;
+	u8 rate;
+	u8 mcs;
+	u8 nss;
+	u8 bw;
+	u8 vht_flag_values1;
+	u8 vht_flag_values2;
+	u8 vht_flag_values3[4];
+	u8 vht_flag_values4;
+	u8 vht_flag_values5;
+	u16 vht_flag_values6;
+	u8 is_stbc;
+	u8 gi;
+	u8 ldpc;
+	u8 beamformed;
+	u8 rssi_comb;
+	u8 rssi_chain_pri20[HAL_RX_MAX_NSS];
+	u16 tid;
+	u16 ht_flags;
+	u16 vht_flags;
+	u16 he_flags;
+	u16 he_mu_flags;
+	u8 dcm;
+	u8 ru_alloc;
+	u8 reception_type;
+	u64 tsft;
+	u64 rx_duration;
+	u16 frame_control;
+	u32 ast_index;
+	u8 rs_fcs_err;
+	u8 rs_flags;
+	u8 cck_flag;
+	u8 ofdm_flag;
+	u8 ulofdma_flag;
+	u8 frame_control_info_valid;
+	u16 he_per_user_1;
+	u16 he_per_user_2;
+	u8 he_per_user_position;
+	u8 he_per_user_known;
+	u16 he_flags1;
+	u16 he_flags2;
+	u8 he_RU[4];
+	u16 he_data1;
+	u16 he_data2;
+	u16 he_data3;
+	u16 he_data4;
+	u16 he_data5;
+	u16 he_data6;
+	u32 ppdu_len;
+	u32 prev_ppdu_id;
+	u32 device_id;
+	u16 first_data_seq_ctrl;
+	u8 monitor_direct_used;
+	u8 data_sequence_control_info_valid;
+	u8 ltf_size;
+	u8 rxpcu_filter_pass;
+	char rssi_chain[8][8];
+	struct hal_rx_user_status userstats;
+};
+
+#define HAL_RX_PPDU_START_INFO0_PPDU_ID		GENMASK(15, 0)
+
+struct hal_rx_ppdu_start {
+	__le32 info0;
+	__le32 chan_num;
+	__le32 ppdu_start_ts;
+} __packed;
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO0_MPDU_CNT_FCS_ERR	GENMASK(25, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO1_MPDU_CNT_FCS_OK	GENMASK(8, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO1_FC_VALID		BIT(9)
+#define HAL_RX_PPDU_END_USER_STATS_INFO1_QOS_CTRL_VALID		BIT(10)
+#define HAL_RX_PPDU_END_USER_STATS_INFO1_HT_CTRL_VALID		BIT(11)
+#define HAL_RX_PPDU_END_USER_STATS_INFO1_PKT_TYPE		GENMASK(23, 20)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO2_AST_INDEX		GENMASK(15, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO2_FRAME_CTRL		GENMASK(31, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO3_QOS_CTRL		GENMASK(31, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO4_UDP_MSDU_CNT		GENMASK(15, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO4_TCP_MSDU_CNT		GENMASK(31, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO5_OTHER_MSDU_CNT		GENMASK(15, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO5_TCP_ACK_MSDU_CNT	GENMASK(31, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO7_TID_BITMAP		GENMASK(15, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO7_TID_EOSP_BITMAP	GENMASK(31, 16)
+
+#define HAL_RX_PPDU_END_USER_STATS_INFO8_MPDU_OK_BYTE_COUNT	GENMASK(24, 0)
+#define HAL_RX_PPDU_END_USER_STATS_INFO9_MPDU_ERR_BYTE_COUNT	GENMASK(24, 0)
+
+struct hal_rx_ppdu_end_user_stats {
+	__le32 rsvd0[2];
+	__le32 info0;
+	__le32 info1;
+	__le32 info2;
+	__le32 info3;
+	__le32 ht_ctrl;
+	__le32 rsvd1[2];
+	__le32 info4;
+	__le32 info5;
+	__le32 info6;
+	__le32 info7;
+	__le32 rsvd2[4];
+	__le32 info8;
+	__le32 rsvd3;
+	__le32 info9;
+	__le32 rsvd4[2];
+	__le32 info10;
+} __packed;
+
+struct hal_rx_ppdu_end_user_stats_ext {
+	u32 info0;
+	u32 info1;
+	u32 info2;
+	u32 info3;
+	u32 info4;
+	u32 info5;
+	u32 info6;
+} __packed;
+
+#define HAL_RX_HT_SIG_INFO_INFO0_MCS		GENMASK(6, 0)
+#define HAL_RX_HT_SIG_INFO_INFO0_BW		BIT(7)
+
+#define HAL_RX_HT_SIG_INFO_INFO1_STBC		GENMASK(5, 4)
+#define HAL_RX_HT_SIG_INFO_INFO1_FEC_CODING	BIT(6)
+#define HAL_RX_HT_SIG_INFO_INFO1_GI		BIT(7)
+
+struct hal_rx_ht_sig_info {
+	__le32 info0;
+	__le32 info1;
+} __packed;
+
+#define HAL_RX_LSIG_B_INFO_INFO0_RATE	GENMASK(3, 0)
+#define HAL_RX_LSIG_B_INFO_INFO0_LEN	GENMASK(15, 4)
+
+struct hal_rx_lsig_b_info {
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_LSIG_A_INFO_INFO0_RATE		GENMASK(3, 0)
+#define HAL_RX_LSIG_A_INFO_INFO0_LEN		GENMASK(16, 5)
+#define HAL_RX_LSIG_A_INFO_INFO0_PKT_TYPE	GENMASK(27, 24)
+
+struct hal_rx_lsig_a_info {
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_VHT_SIG_A_INFO_INFO0_BW		GENMASK(1, 0)
+#define HAL_RX_VHT_SIG_A_INFO_INFO0_STBC	BIT(3)
+#define HAL_RX_VHT_SIG_A_INFO_INFO0_GROUP_ID	GENMASK(9, 4)
+#define HAL_RX_VHT_SIG_A_INFO_INFO0_NSTS	GENMASK(21, 10)
+
+#define HAL_RX_VHT_SIG_A_INFO_INFO1_GI_SETTING		GENMASK(1, 0)
+#define HAL_RX_VHT_SIG_A_INFO_INFO1_SU_MU_CODING	BIT(2)
+#define HAL_RX_VHT_SIG_A_INFO_INFO1_MCS			GENMASK(7, 4)
+#define HAL_RX_VHT_SIG_A_INFO_INFO1_BEAMFORMED		BIT(8)
+
+struct hal_rx_vht_sig_a_info {
+	__le32 info0;
+	__le32 info1;
+} __packed;
+
+enum hal_rx_vht_sig_a_gi_setting {
+	HAL_RX_VHT_SIG_A_NORMAL_GI = 0,
+	HAL_RX_VHT_SIG_A_SHORT_GI = 1,
+	HAL_RX_VHT_SIG_A_SHORT_GI_AMBIGUITY = 3,
+};
+
+#define HAL_RX_SU_MU_CODING_LDPC 0x01
+
+#define HE_GI_0_8 0
+#define HE_GI_0_4 1
+#define HE_GI_1_6 2
+#define HE_GI_3_2 3
+
+#define HE_LTF_1_X 0
+#define HE_LTF_2_X 1
+#define HE_LTF_4_X 2
+#define HE_LTF_UNKNOWN 3
+
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_TRANSMIT_MCS	GENMASK(6, 3)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_DCM		BIT(7)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_TRANSMIT_BW	GENMASK(20, 19)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_CP_LTF_SIZE	GENMASK(22, 21)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_NSTS		GENMASK(25, 23)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_BSS_COLOR		GENMASK(13, 8)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_SPATIAL_REUSE	GENMASK(18, 15)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_FORMAT_IND	BIT(0)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_BEAM_CHANGE	BIT(1)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO0_DL_UL_FLAG	BIT(2)
+
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_TXOP_DURATION	GENMASK(6, 0)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_CODING		BIT(7)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_LDPC_EXTRA	BIT(8)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_STBC		BIT(9)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_TXBF		BIT(10)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_PKT_EXT_FACTOR	GENMASK(12, 11)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_PKT_EXT_PE_DISAM	BIT(13)
+#define HAL_RX_HE_SIG_A_SU_INFO_INFO1_DOPPLER_IND	BIT(15)
+
+struct hal_rx_he_sig_a_su_info {
+	__le32 info0;
+	__le32 info1;
+} __packed;
+
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_UL_FLAG		BIT(1)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_MCS_OF_SIGB		GENMASK(3, 1)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_DCM_OF_SIGB		BIT(4)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_BSS_COLOR		GENMASK(10, 5)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_SPATIAL_REUSE	GENMASK(14, 11)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_TRANSMIT_BW		GENMASK(17, 15)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_NUM_SIGB_SYMB	GENMASK(21, 18)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_COMP_MODE_SIGB	BIT(22)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_CP_LTF_SIZE		GENMASK(24, 23)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_DOPPLER_INDICATION	BIT(25)
+
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_TXOP_DURATION	GENMASK(6, 0)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_CODING		BIT(7)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_NUM_LTF_SYMB	GENMASK(10, 8)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_LDPC_EXTRA		BIT(11)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_STBC		BIT(12)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_TXBF		BIT(10)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_PKT_EXT_FACTOR	GENMASK(14, 13)
+#define HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_PKT_EXT_PE_DISAM	BIT(15)
+
+struct hal_rx_he_sig_a_mu_dl_info {
+	__le32 info0;
+	__le32 info1;
+} __packed;
+
+#define HAL_RX_HE_SIG_B1_MU_INFO_INFO0_RU_ALLOCATION	GENMASK(7, 0)
+
+struct hal_rx_he_sig_b1_mu_info {
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_ID		GENMASK(10, 0)
+#define HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_MCS		GENMASK(18, 15)
+#define HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_CODING	BIT(20)
+#define HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_NSTS		GENMASK(31, 29)
+
+struct hal_rx_he_sig_b2_mu_info {
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_ID	GENMASK(10, 0)
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_NSTS	GENMASK(13, 11)
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_TXBF	BIT(19)
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_MCS	GENMASK(18, 15)
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_DCM	BIT(19)
+#define HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_CODING	BIT(20)
+
+struct hal_rx_he_sig_b2_ofdma_info {
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_PHYRX_RSSI_LEGACY_INFO_INFO0_RSSI_COMB	GENMASK(15, 8)
+
+#define HAL_RX_PHYRX_RSSI_PREAMBLE_PRI20	GENMASK(7, 0)
+
+struct hal_rx_phyrx_chain_rssi {
+	__le32 rssi_2040;
+	__le32 rssi_80;
+} __packed;
+
+struct hal_rx_phyrx_rssi_legacy_info {
+	__le32 rsvd[3];
+	struct hal_rx_phyrx_chain_rssi pre_rssi[HAL_RX_MAX_NSS];
+	struct hal_rx_phyrx_chain_rssi preamble[HAL_RX_MAX_NSS];
+	__le32 info0;
+} __packed;
+
+#define HAL_RX_MPDU_INFO_INFO0_PEERID	GENMASK(31, 16)
+#define HAL_RX_MPDU_INFO_INFO0_PEERID_WCN6855	GENMASK(15, 0)
+#define HAL_RX_MPDU_INFO_INFO1_MPDU_LEN		GENMASK(13, 0)
+
+struct hal_rx_mpdu_info_ipq8074 {
+	__le32 rsvd0;
+	__le32 info0;
+	__le32 rsvd1[11];
+	__le32 info1;
+	__le32 rsvd2[9];
+} __packed;
+
+struct hal_rx_mpdu_info_qcn9074 {
+	__le32 rsvd0[10];
+	__le32 info0;
+	__le32 rsvd1[2];
+	__le32 info1;
+	__le32 rsvd2[9];
+} __packed;
+
+struct hal_rx_mpdu_info_wcn6855 {
+	__le32 rsvd0[8];
+	__le32 info0;
+	__le32 rsvd1[14];
+} __packed;
+
+struct hal_rx_mpdu_info {
+	union {
+		struct hal_rx_mpdu_info_ipq8074 ipq8074;
+		struct hal_rx_mpdu_info_qcn9074 qcn9074;
+		struct hal_rx_mpdu_info_wcn6855 wcn6855;
+	} u;
+} __packed;
+
+#define HAL_RX_PPDU_END_DURATION	GENMASK(23, 0)
+struct hal_rx_ppdu_end_duration {
+	__le32 rsvd0[9];
+	__le32 info0;
+	__le32 rsvd1[4];
+} __packed;
+
+struct hal_rx_rxpcu_classification_overview {
+	u32 rsvd0;
+} __packed;
+
+struct hal_rx_msdu_desc_info {
+	u32 msdu_flags;
+	u16 msdu_len; /* 14 bits for length */
+};
+
+#define HAL_RX_NUM_MSDU_DESC 6
+struct hal_rx_msdu_list {
+	struct hal_rx_msdu_desc_info msdu_info[HAL_RX_NUM_MSDU_DESC];
+	u32 sw_cookie[HAL_RX_NUM_MSDU_DESC];
+	u8 rbm[HAL_RX_NUM_MSDU_DESC];
+};
+
+void ath11k_hal_reo_status_queue_stats(struct ath11k_base *ab, u32 *reo_desc,
+				       struct hal_reo_status *status);
+void ath11k_hal_reo_flush_queue_status(struct ath11k_base *ab, u32 *reo_desc,
+				       struct hal_reo_status *status);
+void ath11k_hal_reo_flush_cache_status(struct ath11k_base *ab, u32 *reo_desc,
+				       struct hal_reo_status *status);
+void ath11k_hal_reo_flush_cache_status(struct ath11k_base *ab, u32 *reo_desc,
+				       struct hal_reo_status *status);
+void ath11k_hal_reo_unblk_cache_status(struct ath11k_base *ab, u32 *reo_desc,
+				       struct hal_reo_status *status);
+void ath11k_hal_reo_flush_timeout_list_status(struct ath11k_base *ab,
+					      u32 *reo_desc,
+					      struct hal_reo_status *status);
+void ath11k_hal_reo_desc_thresh_reached_status(struct ath11k_base *ab,
+					       u32 *reo_desc,
+					       struct hal_reo_status *status);
+void ath11k_hal_reo_update_rx_reo_queue_status(struct ath11k_base *ab,
+					       u32 *reo_desc,
+					       struct hal_reo_status *status);
+int ath11k_hal_reo_process_status(u8 *reo_desc, u8 *status);
+void ath11k_hal_rx_msdu_link_info_get(void *link_desc, u32 *num_msdus,
+				      u32 *msdu_cookies,
+				      enum hal_rx_buf_return_buf_manager *rbm);
+void ath11k_hal_rx_msdu_link_desc_set(struct ath11k_base *ab, void *desc,
+				      void *link_desc,
+				      enum hal_wbm_rel_bm_act action);
+void ath11k_hal_rx_buf_addr_info_set(void *desc, dma_addr_t paddr,
+				     u32 cookie, u8 manager);
+void ath11k_hal_rx_buf_addr_info_get(void *desc, dma_addr_t *paddr,
+				     u32 *cookie, u8 *rbm);
+int ath11k_hal_desc_reo_parse_err(struct ath11k_base *ab, u32 *rx_desc,
+				  dma_addr_t *paddr, u32 *desc_bank);
+int ath11k_hal_wbm_desc_parse_err(struct ath11k_base *ab, void *desc,
+				  struct hal_rx_wbm_rel_info *rel_info);
+void ath11k_hal_rx_reo_ent_paddr_get(struct ath11k_base *ab, void *desc,
+				     dma_addr_t *paddr, u32 *desc_bank);
+void ath11k_hal_rx_reo_ent_buf_paddr_get(void *rx_desc,
+					 dma_addr_t *paddr, u32 *sw_cookie,
+					 void **pp_buf_addr_info, u8 *rbm,
+					 u32 *msdu_cnt);
+void
+ath11k_hal_rx_sw_mon_ring_buf_paddr_get(void *rx_desc,
+					struct hal_sw_mon_ring_entries *sw_mon_ent);
+enum hal_rx_mon_status
+ath11k_hal_rx_parse_mon_status(struct ath11k_base *ab,
+			       struct hal_rx_mon_ppdu_info *ppdu_info,
+			       struct sk_buff *skb);
+
+#define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_0 0xDDBEEF
+#define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_1 0xADBEEF
+#define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_2 0xBDBEEF
+#define REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_3 0xCDBEEF
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/hal_tx.c

@@ -0,0 +1,160 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "hal_desc.h"
+#include "hal.h"
+#include "hal_tx.h"
+#include "hif.h"
+
+#define DSCP_TID_MAP_TBL_ENTRY_SIZE 64
+
+/* dscp_tid_map - Default DSCP-TID mapping
+ *
+ * DSCP        TID
+ * 000000      0
+ * 001000      1
+ * 010000      2
+ * 011000      3
+ * 100000      4
+ * 101000      5
+ * 110000      6
+ * 111000      7
+ */
+static const u8 dscp_tid_map[DSCP_TID_MAP_TBL_ENTRY_SIZE] = {
+	0, 0, 0, 0, 0, 0, 0, 0,
+	1, 1, 1, 1, 1, 1, 1, 1,
+	2, 2, 2, 2, 2, 2, 2, 2,
+	3, 3, 3, 3, 3, 3, 3, 3,
+	4, 4, 4, 4, 4, 4, 4, 4,
+	5, 5, 5, 5, 5, 5, 5, 5,
+	6, 6, 6, 6, 6, 6, 6, 6,
+	7, 7, 7, 7, 7, 7, 7, 7,
+};
+
+void ath11k_hal_tx_cmd_desc_setup(struct ath11k_base *ab, void *cmd,
+				  struct hal_tx_info *ti)
+{
+	struct hal_tcl_data_cmd *tcl_cmd = cmd;
+
+	tcl_cmd->buf_addr_info.info0 =
+		FIELD_PREP(BUFFER_ADDR_INFO0_ADDR, ti->paddr);
+	tcl_cmd->buf_addr_info.info1 =
+		FIELD_PREP(BUFFER_ADDR_INFO1_ADDR,
+			   ((uint64_t)ti->paddr >> HAL_ADDR_MSB_REG_SHIFT));
+	tcl_cmd->buf_addr_info.info1 |=
+		FIELD_PREP(BUFFER_ADDR_INFO1_RET_BUF_MGR, ti->rbm_id) |
+		FIELD_PREP(BUFFER_ADDR_INFO1_SW_COOKIE, ti->desc_id);
+
+	tcl_cmd->info0 =
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_DESC_TYPE, ti->type) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ENCAP_TYPE, ti->encap_type) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ENCRYPT_TYPE,
+			   ti->encrypt_type) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_SEARCH_TYPE,
+			   ti->search_type) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ADDR_EN,
+			   ti->addr_search_flags) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_CMD_NUM,
+			   ti->meta_data_flags);
+
+	tcl_cmd->info1 = ti->flags0 |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_DATA_LEN, ti->data_len) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_PKT_OFFSET, ti->pkt_offset);
+
+	tcl_cmd->info2 = ti->flags1 |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_TID, ti->tid) |
+		FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_LMAC_ID, ti->lmac_id);
+
+	tcl_cmd->info3 = FIELD_PREP(HAL_TCL_DATA_CMD_INFO3_DSCP_TID_TABLE_IDX,
+				    ti->dscp_tid_tbl_idx) |
+			 FIELD_PREP(HAL_TCL_DATA_CMD_INFO3_SEARCH_INDEX,
+				    ti->bss_ast_idx) |
+			 FIELD_PREP(HAL_TCL_DATA_CMD_INFO3_CACHE_SET_NUM,
+				    ti->bss_ast_hash);
+	tcl_cmd->info4 = 0;
+
+	if (ti->enable_mesh)
+		ab->hw_params.hw_ops->tx_mesh_enable(ab, tcl_cmd);
+}
+
+void ath11k_hal_tx_set_dscp_tid_map(struct ath11k_base *ab, int id)
+{
+	u32 ctrl_reg_val;
+	u32 addr;
+	u8 hw_map_val[HAL_DSCP_TID_TBL_SIZE];
+	int i;
+	u32 value;
+	int cnt = 0;
+
+	ctrl_reg_val = ath11k_hif_read32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
+					 HAL_TCL1_RING_CMN_CTRL_REG);
+	/* Enable read/write access */
+	ctrl_reg_val |= HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN;
+	ath11k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
+			   HAL_TCL1_RING_CMN_CTRL_REG, ctrl_reg_val);
+
+	addr = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_DSCP_TID_MAP +
+	       (4 * id * (HAL_DSCP_TID_TBL_SIZE / 4));
+
+	/* Configure each DSCP-TID mapping in three bits there by configure
+	 * three bytes in an iteration.
+	 */
+	for (i = 0; i < DSCP_TID_MAP_TBL_ENTRY_SIZE; i += 8) {
+		value = FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP0,
+				   dscp_tid_map[i]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP1,
+				   dscp_tid_map[i + 1]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP2,
+				   dscp_tid_map[i + 2]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP3,
+				   dscp_tid_map[i + 3]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP4,
+				   dscp_tid_map[i + 4]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP5,
+				   dscp_tid_map[i + 5]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP6,
+				   dscp_tid_map[i + 6]) |
+			FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP7,
+				   dscp_tid_map[i + 7]);
+		memcpy(&hw_map_val[cnt], (u8 *)&value, 3);
+		cnt += 3;
+	}
+
+	for (i = 0; i < HAL_DSCP_TID_TBL_SIZE; i += 4) {
+		ath11k_hif_write32(ab, addr, *(u32 *)&hw_map_val[i]);
+		addr += 4;
+	}
+
+	/* Disable read/write access */
+	ctrl_reg_val = ath11k_hif_read32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
+					 HAL_TCL1_RING_CMN_CTRL_REG);
+	ctrl_reg_val &= ~HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN;
+	ath11k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
+			   HAL_TCL1_RING_CMN_CTRL_REG,
+			   ctrl_reg_val);
+}
+
+void ath11k_hal_tx_init_data_ring(struct ath11k_base *ab, struct hal_srng *srng)
+{
+	struct hal_srng_params params;
+	struct hal_tlv_hdr *tlv;
+	int i, entry_size;
+	u8 *desc;
+
+	memset(&params, 0, sizeof(params));
+
+	entry_size = ath11k_hal_srng_get_entrysize(ab, HAL_TCL_DATA);
+	ath11k_hal_srng_get_params(ab, srng, &params);
+	desc = (u8 *)params.ring_base_vaddr;
+
+	for (i = 0; i < params.num_entries; i++) {
+		tlv = (struct hal_tlv_hdr *)desc;
+		tlv->tl = FIELD_PREP(HAL_TLV_HDR_TAG, HAL_TCL_DATA_CMD) |
+			  FIELD_PREP(HAL_TLV_HDR_LEN,
+				     sizeof(struct hal_tcl_data_cmd));
+		desc += entry_size;
+	}
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/hal_tx.h

@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_HAL_TX_H
+#define ATH11K_HAL_TX_H
+
+#include "hal_desc.h"
+#include "core.h"
+
+#define HAL_TX_ADDRX_EN			1
+#define HAL_TX_ADDRY_EN			2
+
+#define HAL_TX_ADDR_SEARCH_DEFAULT	0
+#define HAL_TX_ADDR_SEARCH_INDEX	1
+
+struct hal_tx_info {
+	u16 meta_data_flags; /* %HAL_TCL_DATA_CMD_INFO0_META_ */
+	u8 ring_id;
+	u32 desc_id;
+	enum hal_tcl_desc_type type;
+	enum hal_tcl_encap_type encap_type;
+	dma_addr_t paddr;
+	u32 data_len;
+	u32 pkt_offset;
+	enum hal_encrypt_type encrypt_type;
+	u32 flags0; /* %HAL_TCL_DATA_CMD_INFO1_ */
+	u32 flags1; /* %HAL_TCL_DATA_CMD_INFO2_ */
+	u16 addr_search_flags; /* %HAL_TCL_DATA_CMD_INFO0_ADDR(X/Y)_ */
+	u16 bss_ast_hash;
+	u16 bss_ast_idx;
+	u8 tid;
+	u8 search_type; /* %HAL_TX_ADDR_SEARCH_ */
+	u8 lmac_id;
+	u8 dscp_tid_tbl_idx;
+	bool enable_mesh;
+	u8 rbm_id;
+};
+
+/* TODO: Check if the actual desc macros can be used instead */
+#define HAL_TX_STATUS_FLAGS_FIRST_MSDU		BIT(0)
+#define HAL_TX_STATUS_FLAGS_LAST_MSDU		BIT(1)
+#define HAL_TX_STATUS_FLAGS_MSDU_IN_AMSDU	BIT(2)
+#define HAL_TX_STATUS_FLAGS_RATE_STATS_VALID	BIT(3)
+#define HAL_TX_STATUS_FLAGS_RATE_LDPC		BIT(4)
+#define HAL_TX_STATUS_FLAGS_RATE_STBC		BIT(5)
+#define HAL_TX_STATUS_FLAGS_OFDMA		BIT(6)
+
+#define HAL_TX_STATUS_DESC_LEN		sizeof(struct hal_wbm_release_ring)
+
+/* Tx status parsed from srng desc */
+struct hal_tx_status {
+	enum hal_wbm_rel_src_module buf_rel_source;
+	enum hal_wbm_tqm_rel_reason status;
+	s8 ack_rssi;
+	u32 flags; /* %HAL_TX_STATUS_FLAGS_ */
+	u32 ppdu_id;
+	u8 try_cnt;
+	u8 tid;
+	u16 peer_id;
+	u32 rate_stats;
+};
+
+void ath11k_hal_tx_cmd_desc_setup(struct ath11k_base *ab, void *cmd,
+				  struct hal_tx_info *ti);
+void ath11k_hal_tx_set_dscp_tid_map(struct ath11k_base *ab, int id);
+int ath11k_hal_reo_cmd_send(struct ath11k_base *ab, struct hal_srng *srng,
+			    enum hal_reo_cmd_type type,
+			    struct ath11k_hal_reo_cmd *cmd);
+void ath11k_hal_tx_init_data_ring(struct ath11k_base *ab,
+				  struct hal_srng *srng);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/hif.h

@@ -0,0 +1,162 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _HIF_H_
+#define _HIF_H_
+
+#include "core.h"
+
+struct ath11k_hif_ops {
+	u32 (*read32)(struct ath11k_base *ab, u32 address);
+	void (*write32)(struct ath11k_base *ab, u32 address, u32 data);
+	int (*read)(struct ath11k_base *ab, void *buf, u32 start, u32 end);
+	void (*irq_enable)(struct ath11k_base *ab);
+	void (*irq_disable)(struct ath11k_base *ab);
+	int (*start)(struct ath11k_base *ab);
+	void (*stop)(struct ath11k_base *ab);
+	int (*power_up)(struct ath11k_base *ab);
+	void (*power_down)(struct ath11k_base *ab, bool is_suspend);
+	int (*suspend)(struct ath11k_base *ab);
+	int (*resume)(struct ath11k_base *ab);
+	int (*map_service_to_pipe)(struct ath11k_base *ab, u16 service_id,
+				   u8 *ul_pipe, u8 *dl_pipe);
+	int (*get_user_msi_vector)(struct ath11k_base *ab, char *user_name,
+				   int *num_vectors, u32 *user_base_data,
+				   u32 *base_vector);
+	void (*get_msi_address)(struct ath11k_base *ab, u32 *msi_addr_lo,
+				u32 *msi_addr_hi);
+	void (*ce_irq_enable)(struct ath11k_base *ab);
+	void (*ce_irq_disable)(struct ath11k_base *ab);
+	void (*get_ce_msi_idx)(struct ath11k_base *ab, u32 ce_id, u32 *msi_idx);
+	void (*coredump_download)(struct ath11k_base *ab);
+};
+
+static inline void ath11k_hif_ce_irq_enable(struct ath11k_base *ab)
+{
+	if (ab->hif.ops->ce_irq_enable)
+		ab->hif.ops->ce_irq_enable(ab);
+}
+
+static inline void ath11k_hif_ce_irq_disable(struct ath11k_base *ab)
+{
+	if (ab->hif.ops->ce_irq_disable)
+		ab->hif.ops->ce_irq_disable(ab);
+}
+
+static inline int ath11k_hif_start(struct ath11k_base *ab)
+{
+	return ab->hif.ops->start(ab);
+}
+
+static inline void ath11k_hif_stop(struct ath11k_base *ab)
+{
+	ab->hif.ops->stop(ab);
+}
+
+static inline void ath11k_hif_irq_enable(struct ath11k_base *ab)
+{
+	ab->hif.ops->irq_enable(ab);
+}
+
+static inline void ath11k_hif_irq_disable(struct ath11k_base *ab)
+{
+	ab->hif.ops->irq_disable(ab);
+}
+
+static inline int ath11k_hif_power_up(struct ath11k_base *ab)
+{
+	if (!ab->hif.ops->power_up)
+		return -EOPNOTSUPP;
+
+	return ab->hif.ops->power_up(ab);
+}
+
+static inline void ath11k_hif_power_down(struct ath11k_base *ab, bool is_suspend)
+{
+	if (!ab->hif.ops->power_down)
+		return;
+
+	ab->hif.ops->power_down(ab, is_suspend);
+}
+
+static inline int ath11k_hif_suspend(struct ath11k_base *ab)
+{
+	if (ab->hif.ops->suspend)
+		return ab->hif.ops->suspend(ab);
+
+	return 0;
+}
+
+static inline int ath11k_hif_resume(struct ath11k_base *ab)
+{
+	if (ab->hif.ops->resume)
+		return ab->hif.ops->resume(ab);
+
+	return 0;
+}
+
+static inline u32 ath11k_hif_read32(struct ath11k_base *ab, u32 address)
+{
+	return ab->hif.ops->read32(ab, address);
+}
+
+static inline void ath11k_hif_write32(struct ath11k_base *ab, u32 address, u32 data)
+{
+	ab->hif.ops->write32(ab, address, data);
+}
+
+static inline int ath11k_hif_read(struct ath11k_base *ab, void *buf,
+				  u32 start, u32 end)
+{
+	if (!ab->hif.ops->read)
+		return -EOPNOTSUPP;
+
+	return ab->hif.ops->read(ab, buf, start, end);
+}
+
+static inline int ath11k_hif_map_service_to_pipe(struct ath11k_base *ab, u16 service_id,
+						 u8 *ul_pipe, u8 *dl_pipe)
+{
+	return ab->hif.ops->map_service_to_pipe(ab, service_id, ul_pipe, dl_pipe);
+}
+
+static inline int ath11k_get_user_msi_vector(struct ath11k_base *ab, char *user_name,
+					     int *num_vectors, u32 *user_base_data,
+					     u32 *base_vector)
+{
+	if (!ab->hif.ops->get_user_msi_vector)
+		return -EOPNOTSUPP;
+
+	return ab->hif.ops->get_user_msi_vector(ab, user_name, num_vectors,
+						user_base_data,
+						base_vector);
+}
+
+static inline void ath11k_get_msi_address(struct ath11k_base *ab, u32 *msi_addr_lo,
+					  u32 *msi_addr_hi)
+{
+	if (!ab->hif.ops->get_msi_address)
+		return;
+
+	ab->hif.ops->get_msi_address(ab, msi_addr_lo, msi_addr_hi);
+}
+
+static inline void ath11k_get_ce_msi_idx(struct ath11k_base *ab, u32 ce_id,
+					 u32 *msi_data_idx)
+{
+	if (ab->hif.ops->get_ce_msi_idx)
+		ab->hif.ops->get_ce_msi_idx(ab, ce_id, msi_data_idx);
+	else
+		*msi_data_idx = ce_id;
+}
+
+static inline void ath11k_hif_coredump_download(struct ath11k_base *ab)
+{
+	if (ab->hif.ops->coredump_download)
+		ab->hif.ops->coredump_download(ab);
+}
+
+#endif /* _HIF_H_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/htc.c

@@ -0,0 +1,845 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#include <linux/skbuff.h>
+#include <linux/ctype.h>
+
+#include "debug.h"
+#include "hif.h"
+
+struct sk_buff *ath11k_htc_alloc_skb(struct ath11k_base *ab, int size)
+{
+	struct sk_buff *skb;
+
+	skb = dev_alloc_skb(size + sizeof(struct ath11k_htc_hdr));
+	if (!skb)
+		return NULL;
+
+	skb_reserve(skb, sizeof(struct ath11k_htc_hdr));
+
+	/* FW/HTC requires 4-byte aligned streams */
+	if (!IS_ALIGNED((unsigned long)skb->data, 4))
+		ath11k_warn(ab, "Unaligned HTC tx skb\n");
+
+	return skb;
+}
+
+static void ath11k_htc_control_tx_complete(struct ath11k_base *ab,
+					   struct sk_buff *skb)
+{
+	kfree_skb(skb);
+}
+
+static struct sk_buff *ath11k_htc_build_tx_ctrl_skb(void *ab)
+{
+	struct sk_buff *skb;
+	struct ath11k_skb_cb *skb_cb;
+
+	skb = dev_alloc_skb(ATH11K_HTC_CONTROL_BUFFER_SIZE);
+	if (!skb)
+		return NULL;
+
+	skb_reserve(skb, sizeof(struct ath11k_htc_hdr));
+	WARN_ON_ONCE(!IS_ALIGNED((unsigned long)skb->data, 4));
+
+	skb_cb = ATH11K_SKB_CB(skb);
+	memset(skb_cb, 0, sizeof(*skb_cb));
+
+	return skb;
+}
+
+static void ath11k_htc_prepare_tx_skb(struct ath11k_htc_ep *ep,
+				      struct sk_buff *skb)
+{
+	struct ath11k_htc_hdr *hdr;
+
+	hdr = (struct ath11k_htc_hdr *)skb->data;
+
+	memset(hdr, 0, sizeof(*hdr));
+	hdr->htc_info = FIELD_PREP(HTC_HDR_ENDPOINTID, ep->eid) |
+			FIELD_PREP(HTC_HDR_PAYLOADLEN,
+				   (skb->len - sizeof(*hdr)));
+
+	if (ep->tx_credit_flow_enabled)
+		hdr->htc_info |= FIELD_PREP(HTC_HDR_FLAGS,
+					    ATH11K_HTC_FLAG_NEED_CREDIT_UPDATE);
+
+	spin_lock_bh(&ep->htc->tx_lock);
+	hdr->ctrl_info = FIELD_PREP(HTC_HDR_CONTROLBYTES1, ep->seq_no++);
+	spin_unlock_bh(&ep->htc->tx_lock);
+}
+
+int ath11k_htc_send(struct ath11k_htc *htc,
+		    enum ath11k_htc_ep_id eid,
+		    struct sk_buff *skb)
+{
+	struct ath11k_htc_ep *ep = &htc->endpoint[eid];
+	struct ath11k_skb_cb *skb_cb = ATH11K_SKB_CB(skb);
+	struct device *dev = htc->ab->dev;
+	struct ath11k_base *ab = htc->ab;
+	int credits = 0;
+	int ret;
+	bool credit_flow_enabled = (ab->hw_params.credit_flow &&
+				    ep->tx_credit_flow_enabled);
+
+	if (eid >= ATH11K_HTC_EP_COUNT) {
+		ath11k_warn(ab, "Invalid endpoint id: %d\n", eid);
+		return -ENOENT;
+	}
+
+	skb_push(skb, sizeof(struct ath11k_htc_hdr));
+
+	if (credit_flow_enabled) {
+		credits = DIV_ROUND_UP(skb->len, htc->target_credit_size);
+		spin_lock_bh(&htc->tx_lock);
+		if (ep->tx_credits < credits) {
+			ath11k_dbg(ab, ATH11K_DBG_HTC,
+				   "ep %d insufficient credits required %d total %d\n",
+				   eid, credits, ep->tx_credits);
+			spin_unlock_bh(&htc->tx_lock);
+			ret = -EAGAIN;
+			goto err_pull;
+		}
+		ep->tx_credits -= credits;
+		ath11k_dbg(ab, ATH11K_DBG_HTC,
+			   "ep %d credits consumed %d total %d\n",
+			   eid, credits, ep->tx_credits);
+		spin_unlock_bh(&htc->tx_lock);
+	}
+
+	ath11k_htc_prepare_tx_skb(ep, skb);
+
+	skb_cb->eid = eid;
+	skb_cb->paddr = dma_map_single(dev, skb->data, skb->len, DMA_TO_DEVICE);
+	ret = dma_mapping_error(dev, skb_cb->paddr);
+	if (ret) {
+		ret = -EIO;
+		goto err_credits;
+	}
+
+	ath11k_dbg(ab, ATH11K_DBG_HTC, "tx skb %p eid %d paddr %pad\n",
+		   skb, skb_cb->eid, &skb_cb->paddr);
+
+	ret = ath11k_ce_send(htc->ab, skb, ep->ul_pipe_id, ep->eid);
+	if (ret)
+		goto err_unmap;
+
+	return 0;
+
+err_unmap:
+	dma_unmap_single(dev, skb_cb->paddr, skb->len, DMA_TO_DEVICE);
+err_credits:
+	if (credit_flow_enabled) {
+		spin_lock_bh(&htc->tx_lock);
+		ep->tx_credits += credits;
+		ath11k_dbg(ab, ATH11K_DBG_HTC,
+			   "ep %d credits reverted %d total %d\n",
+			   eid, credits, ep->tx_credits);
+		spin_unlock_bh(&htc->tx_lock);
+
+		if (ep->ep_ops.ep_tx_credits)
+			ep->ep_ops.ep_tx_credits(htc->ab);
+	}
+err_pull:
+	skb_pull(skb, sizeof(struct ath11k_htc_hdr));
+	return ret;
+}
+
+static void
+ath11k_htc_process_credit_report(struct ath11k_htc *htc,
+				 const struct ath11k_htc_credit_report *report,
+				 int len,
+				 enum ath11k_htc_ep_id eid)
+{
+	struct ath11k_base *ab = htc->ab;
+	struct ath11k_htc_ep *ep;
+	int i, n_reports;
+
+	if (len % sizeof(*report))
+		ath11k_warn(ab, "Uneven credit report len %d", len);
+
+	n_reports = len / sizeof(*report);
+
+	spin_lock_bh(&htc->tx_lock);
+	for (i = 0; i < n_reports; i++, report++) {
+		if (report->eid >= ATH11K_HTC_EP_COUNT)
+			break;
+
+		ep = &htc->endpoint[report->eid];
+		ep->tx_credits += report->credits;
+
+		ath11k_dbg(ab, ATH11K_DBG_HTC, "ep %d credits got %d total %d\n",
+			   report->eid, report->credits, ep->tx_credits);
+
+		if (ep->ep_ops.ep_tx_credits) {
+			spin_unlock_bh(&htc->tx_lock);
+			ep->ep_ops.ep_tx_credits(htc->ab);
+			spin_lock_bh(&htc->tx_lock);
+		}
+	}
+	spin_unlock_bh(&htc->tx_lock);
+}
+
+static int ath11k_htc_process_trailer(struct ath11k_htc *htc,
+				      u8 *buffer,
+				      int length,
+				      enum ath11k_htc_ep_id src_eid)
+{
+	struct ath11k_base *ab = htc->ab;
+	int status = 0;
+	struct ath11k_htc_record *record;
+	size_t len;
+
+	while (length > 0) {
+		record = (struct ath11k_htc_record *)buffer;
+
+		if (length < sizeof(record->hdr)) {
+			status = -EINVAL;
+			break;
+		}
+
+		if (record->hdr.len > length) {
+			/* no room left in buffer for record */
+			ath11k_warn(ab, "Invalid record length: %d\n",
+				    record->hdr.len);
+			status = -EINVAL;
+			break;
+		}
+
+		if (ab->hw_params.credit_flow) {
+			switch (record->hdr.id) {
+			case ATH11K_HTC_RECORD_CREDITS:
+				len = sizeof(struct ath11k_htc_credit_report);
+				if (record->hdr.len < len) {
+					ath11k_warn(ab, "Credit report too long\n");
+					status = -EINVAL;
+					break;
+				}
+				ath11k_htc_process_credit_report(htc,
+								 record->credit_report,
+								 record->hdr.len,
+								 src_eid);
+				break;
+			default:
+				ath11k_warn(ab, "Unhandled record: id:%d length:%d\n",
+					    record->hdr.id, record->hdr.len);
+				break;
+			}
+		}
+
+		if (status)
+			break;
+
+		/* multiple records may be present in a trailer */
+		buffer += sizeof(record->hdr) + record->hdr.len;
+		length -= sizeof(record->hdr) + record->hdr.len;
+	}
+
+	return status;
+}
+
+static void ath11k_htc_suspend_complete(struct ath11k_base *ab, bool ack)
+{
+	ath11k_dbg(ab, ATH11K_DBG_BOOT, "suspend complete %d\n", ack);
+
+	if (ack)
+		set_bit(ATH11K_FLAG_HTC_SUSPEND_COMPLETE, &ab->dev_flags);
+	else
+		clear_bit(ATH11K_FLAG_HTC_SUSPEND_COMPLETE, &ab->dev_flags);
+
+	complete(&ab->htc_suspend);
+}
+
+void ath11k_htc_tx_completion_handler(struct ath11k_base *ab,
+				      struct sk_buff *skb)
+{
+	struct ath11k_htc *htc = &ab->htc;
+	struct ath11k_htc_ep *ep;
+	void (*ep_tx_complete)(struct ath11k_base *, struct sk_buff *);
+	u8 eid;
+
+	eid = ATH11K_SKB_CB(skb)->eid;
+	if (eid >= ATH11K_HTC_EP_COUNT) {
+		dev_kfree_skb_any(skb);
+		return;
+	}
+
+	ep = &htc->endpoint[eid];
+	spin_lock_bh(&htc->tx_lock);
+	ep_tx_complete = ep->ep_ops.ep_tx_complete;
+	spin_unlock_bh(&htc->tx_lock);
+	if (!ep_tx_complete) {
+		dev_kfree_skb_any(skb);
+		return;
+	}
+	ep_tx_complete(htc->ab, skb);
+}
+
+static void ath11k_htc_wakeup_from_suspend(struct ath11k_base *ab)
+{
+	ath11k_dbg(ab, ATH11K_DBG_BOOT, "wakeup from suspend is received\n");
+}
+
+void ath11k_htc_rx_completion_handler(struct ath11k_base *ab,
+				      struct sk_buff *skb)
+{
+	int status = 0;
+	struct ath11k_htc *htc = &ab->htc;
+	struct ath11k_htc_hdr *hdr;
+	struct ath11k_htc_ep *ep;
+	u16 payload_len;
+	u32 message_id, trailer_len = 0;
+	size_t min_len;
+	u8 eid;
+	bool trailer_present;
+
+	hdr = (struct ath11k_htc_hdr *)skb->data;
+	skb_pull(skb, sizeof(*hdr));
+
+	eid = FIELD_GET(HTC_HDR_ENDPOINTID, hdr->htc_info);
+
+	if (eid >= ATH11K_HTC_EP_COUNT) {
+		ath11k_warn(ab, "HTC Rx: invalid eid %d\n", eid);
+		goto out;
+	}
+
+	ep = &htc->endpoint[eid];
+
+	payload_len = FIELD_GET(HTC_HDR_PAYLOADLEN, hdr->htc_info);
+
+	if (payload_len + sizeof(*hdr) > ATH11K_HTC_MAX_LEN) {
+		ath11k_warn(ab, "HTC rx frame too long, len: %zu\n",
+			    payload_len + sizeof(*hdr));
+		goto out;
+	}
+
+	if (skb->len < payload_len) {
+		ath11k_warn(ab, "HTC Rx: insufficient length, got %d, expected %d\n",
+			    skb->len, payload_len);
+		goto out;
+	}
+
+	/* get flags to check for trailer */
+	trailer_present = (FIELD_GET(HTC_HDR_FLAGS, hdr->htc_info)) &
+			  ATH11K_HTC_FLAG_TRAILER_PRESENT;
+
+	ath11k_dbg(ab, ATH11K_DBG_HTC, "rx ep %d skb %p trailer_present %d\n",
+		   eid, skb, trailer_present);
+
+	if (trailer_present) {
+		u8 *trailer;
+
+		trailer_len = FIELD_GET(HTC_HDR_CONTROLBYTES0, hdr->ctrl_info);
+		min_len = sizeof(struct ath11k_htc_record_hdr);
+
+		if ((trailer_len < min_len) ||
+		    (trailer_len > payload_len)) {
+			ath11k_warn(ab, "Invalid trailer length: %d\n",
+				    trailer_len);
+			goto out;
+		}
+
+		trailer = (u8 *)hdr;
+		trailer += sizeof(*hdr);
+		trailer += payload_len;
+		trailer -= trailer_len;
+		status = ath11k_htc_process_trailer(htc, trailer,
+						    trailer_len, eid);
+		if (status)
+			goto out;
+
+		skb_trim(skb, skb->len - trailer_len);
+	}
+
+	if (trailer_len >= payload_len)
+		/* zero length packet with trailer data, just drop these */
+		goto out;
+
+	if (eid == ATH11K_HTC_EP_0) {
+		struct ath11k_htc_msg *msg = (struct ath11k_htc_msg *)skb->data;
+
+		message_id = FIELD_GET(HTC_MSG_MESSAGEID, msg->msg_svc_id);
+
+		ath11k_dbg(ab, ATH11K_DBG_HTC, "rx ep %d skb %p message_id %d\n",
+			   eid, skb, message_id);
+
+		switch (message_id) {
+		case ATH11K_HTC_MSG_READY_ID:
+		case ATH11K_HTC_MSG_CONNECT_SERVICE_RESP_ID:
+			/* handle HTC control message */
+			if (completion_done(&htc->ctl_resp)) {
+				/* this is a fatal error, target should not be
+				 * sending unsolicited messages on the ep 0
+				 */
+				ath11k_warn(ab, "HTC rx ctrl still processing\n");
+				complete(&htc->ctl_resp);
+				goto out;
+			}
+
+			htc->control_resp_len =
+				min_t(int, skb->len,
+				      ATH11K_HTC_MAX_CTRL_MSG_LEN);
+
+			memcpy(htc->control_resp_buffer, skb->data,
+			       htc->control_resp_len);
+
+			complete(&htc->ctl_resp);
+			break;
+		case ATH11K_HTC_MSG_SEND_SUSPEND_COMPLETE:
+			ath11k_htc_suspend_complete(ab, true);
+			break;
+		case ATH11K_HTC_MSG_NACK_SUSPEND:
+			ath11k_htc_suspend_complete(ab, false);
+			break;
+		case ATH11K_HTC_MSG_WAKEUP_FROM_SUSPEND_ID:
+			ath11k_htc_wakeup_from_suspend(ab);
+			break;
+		default:
+			ath11k_warn(ab, "ignoring unsolicited htc ep0 event %ld\n",
+				    FIELD_GET(HTC_MSG_MESSAGEID, msg->msg_svc_id));
+			break;
+		}
+		goto out;
+	}
+
+	ep->ep_ops.ep_rx_complete(ab, skb);
+
+	/* poll tx completion for interrupt disabled CE's */
+	ath11k_ce_poll_send_completed(ab, ep->ul_pipe_id);
+
+	/* skb is now owned by the rx completion handler */
+	skb = NULL;
+out:
+	kfree_skb(skb);
+}
+
+static void ath11k_htc_control_rx_complete(struct ath11k_base *ab,
+					   struct sk_buff *skb)
+{
+	/* This is unexpected. FW is not supposed to send regular rx on this
+	 * endpoint.
+	 */
+	ath11k_warn(ab, "unexpected htc rx\n");
+	kfree_skb(skb);
+}
+
+static const char *htc_service_name(enum ath11k_htc_svc_id id)
+{
+	switch (id) {
+	case ATH11K_HTC_SVC_ID_RESERVED:
+		return "Reserved";
+	case ATH11K_HTC_SVC_ID_RSVD_CTRL:
+		return "Control";
+	case ATH11K_HTC_SVC_ID_WMI_CONTROL:
+		return "WMI";
+	case ATH11K_HTC_SVC_ID_WMI_DATA_BE:
+		return "DATA BE";
+	case ATH11K_HTC_SVC_ID_WMI_DATA_BK:
+		return "DATA BK";
+	case ATH11K_HTC_SVC_ID_WMI_DATA_VI:
+		return "DATA VI";
+	case ATH11K_HTC_SVC_ID_WMI_DATA_VO:
+		return "DATA VO";
+	case ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1:
+		return "WMI MAC1";
+	case ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2:
+		return "WMI MAC2";
+	case ATH11K_HTC_SVC_ID_NMI_CONTROL:
+		return "NMI Control";
+	case ATH11K_HTC_SVC_ID_NMI_DATA:
+		return "NMI Data";
+	case ATH11K_HTC_SVC_ID_HTT_DATA_MSG:
+		return "HTT Data";
+	case ATH11K_HTC_SVC_ID_TEST_RAW_STREAMS:
+		return "RAW";
+	case ATH11K_HTC_SVC_ID_IPA_TX:
+		return "IPA TX";
+	case ATH11K_HTC_SVC_ID_PKT_LOG:
+		return "PKT LOG";
+	}
+
+	return "Unknown";
+}
+
+static void ath11k_htc_reset_endpoint_states(struct ath11k_htc *htc)
+{
+	struct ath11k_htc_ep *ep;
+	int i;
+
+	for (i = ATH11K_HTC_EP_0; i < ATH11K_HTC_EP_COUNT; i++) {
+		ep = &htc->endpoint[i];
+		ep->service_id = ATH11K_HTC_SVC_ID_UNUSED;
+		ep->max_ep_message_len = 0;
+		ep->max_tx_queue_depth = 0;
+		ep->eid = i;
+		ep->htc = htc;
+		ep->tx_credit_flow_enabled = true;
+	}
+}
+
+static u8 ath11k_htc_get_credit_allocation(struct ath11k_htc *htc,
+					   u16 service_id)
+{
+	u8 i, allocation = 0;
+
+	for (i = 0; i < ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES; i++) {
+		if (htc->service_alloc_table[i].service_id == service_id) {
+			allocation =
+				htc->service_alloc_table[i].credit_allocation;
+		}
+	}
+
+	return allocation;
+}
+
+static int ath11k_htc_setup_target_buffer_assignments(struct ath11k_htc *htc)
+{
+	struct ath11k_htc_svc_tx_credits *serv_entry;
+	static const u32 svc_id[] = {
+		ATH11K_HTC_SVC_ID_WMI_CONTROL,
+		ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1,
+		ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2,
+	};
+	int i, credits;
+
+	credits =  htc->total_transmit_credits;
+	serv_entry = htc->service_alloc_table;
+
+	if ((htc->wmi_ep_count == 0) ||
+	    (htc->wmi_ep_count > ARRAY_SIZE(svc_id)))
+		return -EINVAL;
+
+	/* Divide credits among number of endpoints for WMI */
+	credits = credits / htc->wmi_ep_count;
+	for (i = 0; i < htc->wmi_ep_count; i++) {
+		serv_entry[i].service_id = svc_id[i];
+		serv_entry[i].credit_allocation = credits;
+	}
+
+	return 0;
+}
+
+int ath11k_htc_wait_target(struct ath11k_htc *htc)
+{
+	int i, status = 0;
+	struct ath11k_base *ab = htc->ab;
+	unsigned long time_left;
+	struct ath11k_htc_ready *ready;
+	u16 message_id;
+	u16 credit_count;
+	u16 credit_size;
+
+	time_left = wait_for_completion_timeout(&htc->ctl_resp,
+						ATH11K_HTC_WAIT_TIMEOUT_HZ);
+	if (!time_left) {
+		ath11k_warn(ab, "failed to receive control response completion, polling..\n");
+
+		for (i = 0; i < ab->hw_params.ce_count; i++)
+			ath11k_ce_per_engine_service(htc->ab, i);
+
+		time_left =
+			wait_for_completion_timeout(&htc->ctl_resp,
+						    ATH11K_HTC_WAIT_TIMEOUT_HZ);
+
+		if (!time_left)
+			status = -ETIMEDOUT;
+	}
+
+	if (status < 0) {
+		ath11k_warn(ab, "ctl_resp never came in (%d)\n", status);
+		return status;
+	}
+
+	if (htc->control_resp_len < sizeof(*ready)) {
+		ath11k_warn(ab, "Invalid HTC ready msg len:%d\n",
+			    htc->control_resp_len);
+		return -ECOMM;
+	}
+
+	ready = (struct ath11k_htc_ready *)htc->control_resp_buffer;
+	message_id   = FIELD_GET(HTC_MSG_MESSAGEID, ready->id_credit_count);
+	credit_count = FIELD_GET(HTC_READY_MSG_CREDITCOUNT,
+				 ready->id_credit_count);
+	credit_size  = FIELD_GET(HTC_READY_MSG_CREDITSIZE, ready->size_ep);
+
+	if (message_id != ATH11K_HTC_MSG_READY_ID) {
+		ath11k_warn(ab, "Invalid HTC ready msg: 0x%x\n", message_id);
+		return -ECOMM;
+	}
+
+	htc->total_transmit_credits = credit_count;
+	htc->target_credit_size = credit_size;
+
+	ath11k_dbg(ab, ATH11K_DBG_HTC,
+		   "target ready total_transmit_credits %d target_credit_size %d\n",
+		   htc->total_transmit_credits, htc->target_credit_size);
+
+	if ((htc->total_transmit_credits == 0) ||
+	    (htc->target_credit_size == 0)) {
+		ath11k_warn(ab, "Invalid credit size received\n");
+		return -ECOMM;
+	}
+
+	/* For QCA6390, wmi endpoint uses 1 credit to avoid
+	 * back-to-back write.
+	 */
+	if (ab->hw_params.supports_shadow_regs)
+		htc->total_transmit_credits = 1;
+
+	ath11k_htc_setup_target_buffer_assignments(htc);
+
+	return 0;
+}
+
+int ath11k_htc_connect_service(struct ath11k_htc *htc,
+			       struct ath11k_htc_svc_conn_req *conn_req,
+			       struct ath11k_htc_svc_conn_resp *conn_resp)
+{
+	struct ath11k_base *ab = htc->ab;
+	struct ath11k_htc_conn_svc *req_msg;
+	struct ath11k_htc_conn_svc_resp resp_msg_dummy;
+	struct ath11k_htc_conn_svc_resp *resp_msg = &resp_msg_dummy;
+	enum ath11k_htc_ep_id assigned_eid = ATH11K_HTC_EP_COUNT;
+	struct ath11k_htc_ep *ep;
+	struct sk_buff *skb;
+	unsigned int max_msg_size = 0;
+	int length, status;
+	unsigned long time_left;
+	bool disable_credit_flow_ctrl = false;
+	u16 message_id, service_id, flags = 0;
+	u8 tx_alloc = 0;
+
+	/* special case for HTC pseudo control service */
+	if (conn_req->service_id == ATH11K_HTC_SVC_ID_RSVD_CTRL) {
+		disable_credit_flow_ctrl = true;
+		assigned_eid = ATH11K_HTC_EP_0;
+		max_msg_size = ATH11K_HTC_MAX_CTRL_MSG_LEN;
+		memset(&resp_msg_dummy, 0, sizeof(resp_msg_dummy));
+		goto setup;
+	}
+
+	tx_alloc = ath11k_htc_get_credit_allocation(htc,
+						    conn_req->service_id);
+	if (!tx_alloc)
+		ath11k_dbg(ab, ATH11K_DBG_BOOT,
+			   "htc service %s does not allocate target credits\n",
+			   htc_service_name(conn_req->service_id));
+
+	skb = ath11k_htc_build_tx_ctrl_skb(htc->ab);
+	if (!skb) {
+		ath11k_warn(ab, "Failed to allocate HTC packet\n");
+		return -ENOMEM;
+	}
+
+	length = sizeof(*req_msg);
+	skb_put(skb, length);
+	memset(skb->data, 0, length);
+
+	req_msg = (struct ath11k_htc_conn_svc *)skb->data;
+	req_msg->msg_svc_id = FIELD_PREP(HTC_MSG_MESSAGEID,
+					 ATH11K_HTC_MSG_CONNECT_SERVICE_ID);
+
+	flags |= FIELD_PREP(ATH11K_HTC_CONN_FLAGS_RECV_ALLOC, tx_alloc);
+
+	/* Only enable credit flow control for WMI ctrl service */
+	if (!(conn_req->service_id == ATH11K_HTC_SVC_ID_WMI_CONTROL ||
+	      conn_req->service_id == ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1 ||
+	      conn_req->service_id == ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2)) {
+		flags |= ATH11K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL;
+		disable_credit_flow_ctrl = true;
+	}
+
+	if (!ab->hw_params.credit_flow) {
+		flags |= ATH11K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL;
+		disable_credit_flow_ctrl = true;
+	}
+
+	req_msg->flags_len = FIELD_PREP(HTC_SVC_MSG_CONNECTIONFLAGS, flags);
+	req_msg->msg_svc_id |= FIELD_PREP(HTC_SVC_MSG_SERVICE_ID,
+					  conn_req->service_id);
+
+	reinit_completion(&htc->ctl_resp);
+
+	status = ath11k_htc_send(htc, ATH11K_HTC_EP_0, skb);
+	if (status) {
+		kfree_skb(skb);
+		return status;
+	}
+
+	/* wait for response */
+	time_left = wait_for_completion_timeout(&htc->ctl_resp,
+						ATH11K_HTC_CONN_SVC_TIMEOUT_HZ);
+	if (!time_left) {
+		ath11k_err(ab, "Service connect timeout\n");
+		return -ETIMEDOUT;
+	}
+
+	/* we controlled the buffer creation, it's aligned */
+	resp_msg = (struct ath11k_htc_conn_svc_resp *)htc->control_resp_buffer;
+	message_id = FIELD_GET(HTC_MSG_MESSAGEID, resp_msg->msg_svc_id);
+	service_id = FIELD_GET(HTC_SVC_RESP_MSG_SERVICEID,
+			       resp_msg->msg_svc_id);
+
+	if ((message_id != ATH11K_HTC_MSG_CONNECT_SERVICE_RESP_ID) ||
+	    (htc->control_resp_len < sizeof(*resp_msg))) {
+		ath11k_err(ab, "Invalid resp message ID 0x%x", message_id);
+		return -EPROTO;
+	}
+
+	ath11k_dbg(ab, ATH11K_DBG_HTC,
+		   "service %s connect response status 0x%lx assigned ep 0x%lx\n",
+		   htc_service_name(service_id),
+		   FIELD_GET(HTC_SVC_RESP_MSG_STATUS, resp_msg->flags_len),
+		   FIELD_GET(HTC_SVC_RESP_MSG_ENDPOINTID, resp_msg->flags_len));
+
+	conn_resp->connect_resp_code = FIELD_GET(HTC_SVC_RESP_MSG_STATUS,
+						 resp_msg->flags_len);
+
+	/* check response status */
+	if (conn_resp->connect_resp_code != ATH11K_HTC_CONN_SVC_STATUS_SUCCESS) {
+		ath11k_err(ab, "HTC Service %s connect request failed: 0x%x)\n",
+			   htc_service_name(service_id),
+		       conn_resp->connect_resp_code);
+		return -EPROTO;
+	}
+
+	assigned_eid = (enum ath11k_htc_ep_id)FIELD_GET(
+						HTC_SVC_RESP_MSG_ENDPOINTID,
+						resp_msg->flags_len);
+
+	max_msg_size = FIELD_GET(HTC_SVC_RESP_MSG_MAXMSGSIZE,
+				 resp_msg->flags_len);
+
+setup:
+
+	if (assigned_eid >= ATH11K_HTC_EP_COUNT)
+		return -EPROTO;
+
+	if (max_msg_size == 0)
+		return -EPROTO;
+
+	ep = &htc->endpoint[assigned_eid];
+	ep->eid = assigned_eid;
+
+	if (ep->service_id != ATH11K_HTC_SVC_ID_UNUSED)
+		return -EPROTO;
+
+	/* return assigned endpoint to caller */
+	conn_resp->eid = assigned_eid;
+	conn_resp->max_msg_len = FIELD_GET(HTC_SVC_RESP_MSG_MAXMSGSIZE,
+					   resp_msg->flags_len);
+
+	/* setup the endpoint */
+	ep->service_id = conn_req->service_id;
+	ep->max_tx_queue_depth = conn_req->max_send_queue_depth;
+	ep->max_ep_message_len = FIELD_GET(HTC_SVC_RESP_MSG_MAXMSGSIZE,
+					   resp_msg->flags_len);
+	ep->tx_credits = tx_alloc;
+
+	/* copy all the callbacks */
+	ep->ep_ops = conn_req->ep_ops;
+
+	status = ath11k_hif_map_service_to_pipe(htc->ab,
+						ep->service_id,
+						&ep->ul_pipe_id,
+						&ep->dl_pipe_id);
+	if (status)
+		return status;
+
+	ath11k_dbg(ab, ATH11K_DBG_BOOT,
+		   "htc service '%s' ul pipe %d dl pipe %d eid %d ready\n",
+		   htc_service_name(ep->service_id), ep->ul_pipe_id,
+		   ep->dl_pipe_id, ep->eid);
+
+	if (disable_credit_flow_ctrl && ep->tx_credit_flow_enabled) {
+		ep->tx_credit_flow_enabled = false;
+		ath11k_dbg(ab, ATH11K_DBG_BOOT,
+			   "htc service '%s' eid %d tx flow control disabled\n",
+			   htc_service_name(ep->service_id), assigned_eid);
+	}
+
+	return status;
+}
+
+int ath11k_htc_start(struct ath11k_htc *htc)
+{
+	struct sk_buff *skb;
+	int status = 0;
+	struct ath11k_base *ab = htc->ab;
+	struct ath11k_htc_setup_complete_extended *msg;
+
+	skb = ath11k_htc_build_tx_ctrl_skb(htc->ab);
+	if (!skb)
+		return -ENOMEM;
+
+	skb_put(skb, sizeof(*msg));
+	memset(skb->data, 0, skb->len);
+
+	msg = (struct ath11k_htc_setup_complete_extended *)skb->data;
+	msg->msg_id = FIELD_PREP(HTC_MSG_MESSAGEID,
+				 ATH11K_HTC_MSG_SETUP_COMPLETE_EX_ID);
+
+	if (ab->hw_params.credit_flow)
+		ath11k_dbg(ab, ATH11K_DBG_HTC, "using tx credit flow control\n");
+	else
+		msg->flags |= ATH11K_GLOBAL_DISABLE_CREDIT_FLOW;
+
+	status = ath11k_htc_send(htc, ATH11K_HTC_EP_0, skb);
+	if (status) {
+		kfree_skb(skb);
+		return status;
+	}
+
+	return 0;
+}
+
+int ath11k_htc_init(struct ath11k_base *ab)
+{
+	struct ath11k_htc *htc = &ab->htc;
+	struct ath11k_htc_svc_conn_req conn_req;
+	struct ath11k_htc_svc_conn_resp conn_resp;
+	int ret;
+
+	spin_lock_init(&htc->tx_lock);
+
+	ath11k_htc_reset_endpoint_states(htc);
+
+	htc->ab = ab;
+
+	switch (ab->wmi_ab.preferred_hw_mode) {
+	case WMI_HOST_HW_MODE_SINGLE:
+		htc->wmi_ep_count = 1;
+		break;
+	case WMI_HOST_HW_MODE_DBS:
+	case WMI_HOST_HW_MODE_DBS_OR_SBS:
+		htc->wmi_ep_count = 2;
+		break;
+	case WMI_HOST_HW_MODE_DBS_SBS:
+		htc->wmi_ep_count = 3;
+		break;
+	default:
+		htc->wmi_ep_count = ab->hw_params.max_radios;
+		break;
+	}
+
+	/* setup our pseudo HTC control endpoint connection */
+	memset(&conn_req, 0, sizeof(conn_req));
+	memset(&conn_resp, 0, sizeof(conn_resp));
+	conn_req.ep_ops.ep_tx_complete = ath11k_htc_control_tx_complete;
+	conn_req.ep_ops.ep_rx_complete = ath11k_htc_control_rx_complete;
+	conn_req.max_send_queue_depth = ATH11K_NUM_CONTROL_TX_BUFFERS;
+	conn_req.service_id = ATH11K_HTC_SVC_ID_RSVD_CTRL;
+
+	/* connect fake service */
+	ret = ath11k_htc_connect_service(htc, &conn_req, &conn_resp);
+	if (ret) {
+		ath11k_err(ab, "could not connect to htc service (%d)\n", ret);
+		return ret;
+	}
+
+	init_completion(&htc->ctl_resp);
+
+	return 0;
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/htc.h

@@ -0,0 +1,298 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_HTC_H
+#define ATH11K_HTC_H
+
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/bug.h>
+#include <linux/skbuff.h>
+#include <linux/timer.h>
+
+struct ath11k_base;
+
+#define HTC_HDR_ENDPOINTID                       GENMASK(7, 0)
+#define HTC_HDR_FLAGS                            GENMASK(15, 8)
+#define HTC_HDR_PAYLOADLEN                       GENMASK(31, 16)
+#define HTC_HDR_CONTROLBYTES0                    GENMASK(7, 0)
+#define HTC_HDR_CONTROLBYTES1                    GENMASK(15, 8)
+#define HTC_HDR_RESERVED                         GENMASK(31, 16)
+
+#define HTC_SVC_MSG_SERVICE_ID                   GENMASK(31, 16)
+#define HTC_SVC_MSG_CONNECTIONFLAGS              GENMASK(15, 0)
+#define HTC_SVC_MSG_SERVICEMETALENGTH            GENMASK(23, 16)
+#define HTC_READY_MSG_CREDITCOUNT                GENMASK(31, 16)
+#define HTC_READY_MSG_CREDITSIZE                 GENMASK(15, 0)
+#define HTC_READY_MSG_MAXENDPOINTS               GENMASK(23, 16)
+
+#define HTC_READY_EX_MSG_HTCVERSION              GENMASK(7, 0)
+#define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE     GENMASK(15, 8)
+
+#define HTC_SVC_RESP_MSG_SERVICEID           GENMASK(31, 16)
+#define HTC_SVC_RESP_MSG_STATUS              GENMASK(7, 0)
+#define HTC_SVC_RESP_MSG_ENDPOINTID          GENMASK(15, 8)
+#define HTC_SVC_RESP_MSG_MAXMSGSIZE          GENMASK(31, 16)
+#define HTC_SVC_RESP_MSG_SERVICEMETALENGTH   GENMASK(7, 0)
+
+#define HTC_MSG_MESSAGEID                        GENMASK(15, 0)
+#define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS     GENMASK(31, 0)
+#define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV      GENMASK(7, 0)
+#define HTC_SETUP_COMPLETE_EX_MSG_RSVD0          GENMASK(15, 8)
+#define HTC_SETUP_COMPLETE_EX_MSG_RSVD1          GENMASK(23, 16)
+#define HTC_SETUP_COMPLETE_EX_MSG_RSVD2          GENMASK(31, 24)
+
+enum ath11k_htc_tx_flags {
+	ATH11K_HTC_FLAG_NEED_CREDIT_UPDATE = 0x01,
+	ATH11K_HTC_FLAG_SEND_BUNDLE        = 0x02
+};
+
+enum ath11k_htc_rx_flags {
+	ATH11K_HTC_FLAG_TRAILER_PRESENT = 0x02,
+	ATH11K_HTC_FLAG_BUNDLE_MASK     = 0xF0
+};
+
+struct ath11k_htc_hdr {
+	u32 htc_info;
+	u32 ctrl_info;
+} __packed __aligned(4);
+
+enum ath11k_htc_msg_id {
+	ATH11K_HTC_MSG_READY_ID                = 1,
+	ATH11K_HTC_MSG_CONNECT_SERVICE_ID      = 2,
+	ATH11K_HTC_MSG_CONNECT_SERVICE_RESP_ID = 3,
+	ATH11K_HTC_MSG_SETUP_COMPLETE_ID       = 4,
+	ATH11K_HTC_MSG_SETUP_COMPLETE_EX_ID    = 5,
+	ATH11K_HTC_MSG_SEND_SUSPEND_COMPLETE   = 6,
+	ATH11K_HTC_MSG_NACK_SUSPEND	       = 7,
+	ATH11K_HTC_MSG_WAKEUP_FROM_SUSPEND_ID  = 8,
+};
+
+enum ath11k_htc_version {
+	ATH11K_HTC_VERSION_2P0 = 0x00, /* 2.0 */
+	ATH11K_HTC_VERSION_2P1 = 0x01, /* 2.1 */
+};
+
+#define ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_MASK GENMASK(1, 0)
+#define ATH11K_HTC_CONN_FLAGS_RECV_ALLOC GENMASK(15, 8)
+
+enum ath11k_htc_conn_flags {
+	ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_FOURTH    = 0x0,
+	ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_HALF      = 0x1,
+	ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_THREE_FOURTHS = 0x2,
+	ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_UNITY         = 0x3,
+	ATH11K_HTC_CONN_FLAGS_REDUCE_CREDIT_DRIBBLE	    = 0x4,
+	ATH11K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL	    = 0x8,
+};
+
+enum ath11k_htc_conn_svc_status {
+	ATH11K_HTC_CONN_SVC_STATUS_SUCCESS      = 0,
+	ATH11K_HTC_CONN_SVC_STATUS_NOT_FOUND    = 1,
+	ATH11K_HTC_CONN_SVC_STATUS_FAILED       = 2,
+	ATH11K_HTC_CONN_SVC_STATUS_NO_RESOURCES = 3,
+	ATH11K_HTC_CONN_SVC_STATUS_NO_MORE_EP   = 4
+};
+
+struct ath11k_htc_ready {
+	u32 id_credit_count;
+	u32 size_ep;
+} __packed;
+
+struct ath11k_htc_ready_extended {
+	struct ath11k_htc_ready base;
+	u32 ver_bundle;
+} __packed;
+
+struct ath11k_htc_conn_svc {
+	u32 msg_svc_id;
+	u32 flags_len;
+} __packed;
+
+struct ath11k_htc_conn_svc_resp {
+	u32 msg_svc_id;
+	u32 flags_len;
+	u32 svc_meta_pad;
+} __packed;
+
+#define ATH11K_GLOBAL_DISABLE_CREDIT_FLOW BIT(1)
+
+struct ath11k_htc_setup_complete_extended {
+	u32 msg_id;
+	u32 flags;
+	u32 max_msgs_per_bundled_recv;
+} __packed;
+
+struct ath11k_htc_msg {
+	u32 msg_svc_id;
+	u32 flags_len;
+} __packed __aligned(4);
+
+enum ath11k_htc_record_id {
+	ATH11K_HTC_RECORD_NULL    = 0,
+	ATH11K_HTC_RECORD_CREDITS = 1
+};
+
+struct ath11k_htc_record_hdr {
+	u8 id; /* @enum ath11k_htc_record_id */
+	u8 len;
+	u8 pad0;
+	u8 pad1;
+} __packed;
+
+struct ath11k_htc_credit_report {
+	u8 eid; /* @enum ath11k_htc_ep_id */
+	u8 credits;
+	u8 pad0;
+	u8 pad1;
+} __packed;
+
+struct ath11k_htc_record {
+	struct ath11k_htc_record_hdr hdr;
+	struct ath11k_htc_credit_report credit_report[];
+} __packed __aligned(4);
+
+enum ath11k_htc_svc_gid {
+	ATH11K_HTC_SVC_GRP_RSVD = 0,
+	ATH11K_HTC_SVC_GRP_WMI = 1,
+	ATH11K_HTC_SVC_GRP_NMI = 2,
+	ATH11K_HTC_SVC_GRP_HTT = 3,
+	ATH11K_HTC_SVC_GRP_CFG = 4,
+	ATH11K_HTC_SVC_GRP_IPA = 5,
+	ATH11K_HTC_SVC_GRP_PKTLOG = 6,
+
+	ATH11K_HTC_SVC_GRP_TEST = 254,
+	ATH11K_HTC_SVC_GRP_LAST = 255,
+};
+
+#define SVC(group, idx) \
+	(int)(((int)(group) << 8) | (int)(idx))
+
+enum ath11k_htc_svc_id {
+	/* NOTE: service ID of 0x0000 is reserved and should never be used */
+	ATH11K_HTC_SVC_ID_RESERVED	= 0x0000,
+	ATH11K_HTC_SVC_ID_UNUSED	= ATH11K_HTC_SVC_ID_RESERVED,
+
+	ATH11K_HTC_SVC_ID_RSVD_CTRL	= SVC(ATH11K_HTC_SVC_GRP_RSVD, 1),
+	ATH11K_HTC_SVC_ID_WMI_CONTROL	= SVC(ATH11K_HTC_SVC_GRP_WMI, 0),
+	ATH11K_HTC_SVC_ID_WMI_DATA_BE	= SVC(ATH11K_HTC_SVC_GRP_WMI, 1),
+	ATH11K_HTC_SVC_ID_WMI_DATA_BK	= SVC(ATH11K_HTC_SVC_GRP_WMI, 2),
+	ATH11K_HTC_SVC_ID_WMI_DATA_VI	= SVC(ATH11K_HTC_SVC_GRP_WMI, 3),
+	ATH11K_HTC_SVC_ID_WMI_DATA_VO	= SVC(ATH11K_HTC_SVC_GRP_WMI, 4),
+	ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1 = SVC(ATH11K_HTC_SVC_GRP_WMI, 5),
+	ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2 = SVC(ATH11K_HTC_SVC_GRP_WMI, 6),
+
+	ATH11K_HTC_SVC_ID_NMI_CONTROL	= SVC(ATH11K_HTC_SVC_GRP_NMI, 0),
+	ATH11K_HTC_SVC_ID_NMI_DATA	= SVC(ATH11K_HTC_SVC_GRP_NMI, 1),
+
+	ATH11K_HTC_SVC_ID_HTT_DATA_MSG	= SVC(ATH11K_HTC_SVC_GRP_HTT, 0),
+
+	/* raw stream service (i.e. flash, tcmd, calibration apps) */
+	ATH11K_HTC_SVC_ID_TEST_RAW_STREAMS = SVC(ATH11K_HTC_SVC_GRP_TEST, 0),
+	ATH11K_HTC_SVC_ID_IPA_TX = SVC(ATH11K_HTC_SVC_GRP_IPA, 0),
+	ATH11K_HTC_SVC_ID_PKT_LOG = SVC(ATH11K_HTC_SVC_GRP_PKTLOG, 0),
+};
+
+#undef SVC
+
+enum ath11k_htc_ep_id {
+	ATH11K_HTC_EP_UNUSED = -1,
+	ATH11K_HTC_EP_0 = 0,
+	ATH11K_HTC_EP_1 = 1,
+	ATH11K_HTC_EP_2,
+	ATH11K_HTC_EP_3,
+	ATH11K_HTC_EP_4,
+	ATH11K_HTC_EP_5,
+	ATH11K_HTC_EP_6,
+	ATH11K_HTC_EP_7,
+	ATH11K_HTC_EP_8,
+	ATH11K_HTC_EP_COUNT,
+};
+
+struct ath11k_htc_ep_ops {
+	void (*ep_tx_complete)(struct ath11k_base *, struct sk_buff *);
+	void (*ep_rx_complete)(struct ath11k_base *, struct sk_buff *);
+	void (*ep_tx_credits)(struct ath11k_base *);
+};
+
+/* service connection information */
+struct ath11k_htc_svc_conn_req {
+	u16 service_id;
+	struct ath11k_htc_ep_ops ep_ops;
+	int max_send_queue_depth;
+};
+
+/* service connection response information */
+struct ath11k_htc_svc_conn_resp {
+	u8 buffer_len;
+	u8 actual_len;
+	enum ath11k_htc_ep_id eid;
+	unsigned int max_msg_len;
+	u8 connect_resp_code;
+};
+
+#define ATH11K_NUM_CONTROL_TX_BUFFERS 2
+#define ATH11K_HTC_MAX_LEN 4096
+#define ATH11K_HTC_MAX_CTRL_MSG_LEN 256
+#define ATH11K_HTC_WAIT_TIMEOUT_HZ (1 * HZ)
+#define ATH11K_HTC_CONTROL_BUFFER_SIZE (ATH11K_HTC_MAX_CTRL_MSG_LEN + \
+					sizeof(struct ath11k_htc_hdr))
+#define ATH11K_HTC_CONN_SVC_TIMEOUT_HZ (1 * HZ)
+#define ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES 8
+
+struct ath11k_htc_ep {
+	struct ath11k_htc *htc;
+	enum ath11k_htc_ep_id eid;
+	enum ath11k_htc_svc_id service_id;
+	struct ath11k_htc_ep_ops ep_ops;
+
+	int max_tx_queue_depth;
+	int max_ep_message_len;
+	u8 ul_pipe_id;
+	u8 dl_pipe_id;
+
+	u8 seq_no; /* for debugging */
+	int tx_credits;
+	bool tx_credit_flow_enabled;
+};
+
+struct ath11k_htc_svc_tx_credits {
+	u16 service_id;
+	u8  credit_allocation;
+};
+
+struct ath11k_htc {
+	struct ath11k_base *ab;
+	struct ath11k_htc_ep endpoint[ATH11K_HTC_EP_COUNT];
+
+	/* protects endpoints */
+	spinlock_t tx_lock;
+
+	u8 control_resp_buffer[ATH11K_HTC_MAX_CTRL_MSG_LEN];
+	int control_resp_len;
+
+	struct completion ctl_resp;
+
+	int total_transmit_credits;
+	struct ath11k_htc_svc_tx_credits
+		service_alloc_table[ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES];
+	int target_credit_size;
+	u8 wmi_ep_count;
+};
+
+int ath11k_htc_init(struct ath11k_base *ar);
+int ath11k_htc_wait_target(struct ath11k_htc *htc);
+int ath11k_htc_start(struct ath11k_htc *htc);
+int ath11k_htc_connect_service(struct ath11k_htc *htc,
+			       struct ath11k_htc_svc_conn_req  *conn_req,
+			       struct ath11k_htc_svc_conn_resp *conn_resp);
+int ath11k_htc_send(struct ath11k_htc *htc, enum ath11k_htc_ep_id eid,
+		    struct sk_buff *packet);
+struct sk_buff *ath11k_htc_alloc_skb(struct ath11k_base *ar, int size);
+void ath11k_htc_rx_completion_handler(struct ath11k_base *ar,
+				      struct sk_buff *skb);
+void ath11k_htc_tx_completion_handler(struct ath11k_base *ab,
+				      struct sk_buff *skb);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/hw.h

@@ -0,0 +1,443 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_HW_H
+#define ATH11K_HW_H
+
+#include "hal.h"
+#include "wmi.h"
+
+/* Target configuration defines */
+
+/* Num VDEVS per radio */
+#define TARGET_NUM_VDEVS(ab)	(ab->hw_params.num_vdevs)
+
+#define TARGET_NUM_PEERS_PDEV(ab) (ab->hw_params.num_peers + TARGET_NUM_VDEVS(ab))
+
+/* Num of peers for Single Radio mode */
+#define TARGET_NUM_PEERS_SINGLE(ab) (TARGET_NUM_PEERS_PDEV(ab))
+
+/* Num of peers for DBS */
+#define TARGET_NUM_PEERS_DBS(ab) (2 * TARGET_NUM_PEERS_PDEV(ab))
+
+/* Num of peers for DBS_SBS */
+#define TARGET_NUM_PEERS_DBS_SBS(ab)	(3 * TARGET_NUM_PEERS_PDEV(ab))
+
+/* Max num of stations (per radio) */
+#define TARGET_NUM_STATIONS(ab)	(ab->hw_params.num_peers)
+
+#define TARGET_NUM_PEERS(ab, x)	TARGET_NUM_PEERS_##x(ab)
+#define TARGET_NUM_PEER_KEYS	2
+#define TARGET_NUM_TIDS(ab, x)	(2 * TARGET_NUM_PEERS(ab, x) +	\
+				 4 * TARGET_NUM_VDEVS(ab) + 8)
+
+#define TARGET_AST_SKID_LIMIT	16
+#define TARGET_NUM_OFFLD_PEERS	4
+#define TARGET_NUM_OFFLD_REORDER_BUFFS 4
+
+#define TARGET_TX_CHAIN_MASK	(BIT(0) | BIT(1) | BIT(2) | BIT(4))
+#define TARGET_RX_CHAIN_MASK	(BIT(0) | BIT(1) | BIT(2) | BIT(4))
+#define TARGET_RX_TIMEOUT_LO_PRI	100
+#define TARGET_RX_TIMEOUT_HI_PRI	40
+
+#define TARGET_DECAP_MODE_RAW		0
+#define TARGET_DECAP_MODE_NATIVE_WIFI	1
+#define TARGET_DECAP_MODE_ETH		2
+
+#define TARGET_SCAN_MAX_PENDING_REQS	4
+#define TARGET_BMISS_OFFLOAD_MAX_VDEV	3
+#define TARGET_ROAM_OFFLOAD_MAX_VDEV	3
+#define TARGET_ROAM_OFFLOAD_MAX_AP_PROFILES	8
+#define TARGET_GTK_OFFLOAD_MAX_VDEV	3
+#define TARGET_NUM_MCAST_GROUPS		12
+#define TARGET_NUM_MCAST_TABLE_ELEMS	64
+#define TARGET_MCAST2UCAST_MODE		2
+#define TARGET_TX_DBG_LOG_SIZE		1024
+#define TARGET_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK 1
+#define TARGET_VOW_CONFIG		0
+#define TARGET_NUM_MSDU_DESC		(2500)
+#define TARGET_MAX_FRAG_ENTRIES		6
+#define TARGET_MAX_BCN_OFFLD		16
+#define TARGET_NUM_WDS_ENTRIES		32
+#define TARGET_DMA_BURST_SIZE		1
+#define TARGET_RX_BATCHMODE		1
+#define TARGET_EMA_MAX_PROFILE_PERIOD	8
+
+#define ATH11K_HW_MAX_QUEUES		4
+#define ATH11K_QUEUE_LEN		4096
+
+#define ATH11k_HW_RATECODE_CCK_SHORT_PREAM_MASK  0x4
+
+#define ATH11K_FW_DIR			"ath11k"
+
+#define ATH11K_BOARD_MAGIC		"QCA-ATH11K-BOARD"
+#define ATH11K_BOARD_API2_FILE		"board-2.bin"
+#define ATH11K_DEFAULT_BOARD_FILE	"board.bin"
+#define ATH11K_DEFAULT_CAL_FILE		"caldata.bin"
+#define ATH11K_AMSS_FILE		"amss.bin"
+#define ATH11K_M3_FILE			"m3.bin"
+#define ATH11K_REGDB_FILE_NAME		"regdb.bin"
+
+#define ATH11K_CE_OFFSET(ab)	(ab->mem_ce - ab->mem)
+
+enum ath11k_hw_rate_cck {
+	ATH11K_HW_RATE_CCK_LP_11M = 0,
+	ATH11K_HW_RATE_CCK_LP_5_5M,
+	ATH11K_HW_RATE_CCK_LP_2M,
+	ATH11K_HW_RATE_CCK_LP_1M,
+	ATH11K_HW_RATE_CCK_SP_11M,
+	ATH11K_HW_RATE_CCK_SP_5_5M,
+	ATH11K_HW_RATE_CCK_SP_2M,
+};
+
+enum ath11k_hw_rate_ofdm {
+	ATH11K_HW_RATE_OFDM_48M = 0,
+	ATH11K_HW_RATE_OFDM_24M,
+	ATH11K_HW_RATE_OFDM_12M,
+	ATH11K_HW_RATE_OFDM_6M,
+	ATH11K_HW_RATE_OFDM_54M,
+	ATH11K_HW_RATE_OFDM_36M,
+	ATH11K_HW_RATE_OFDM_18M,
+	ATH11K_HW_RATE_OFDM_9M,
+};
+
+enum ath11k_bus {
+	ATH11K_BUS_AHB,
+	ATH11K_BUS_PCI,
+};
+
+#define ATH11K_EXT_IRQ_GRP_NUM_MAX 11
+
+struct hal_rx_desc;
+struct hal_tcl_data_cmd;
+
+struct ath11k_hw_ring_mask {
+	u8 tx[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 rx_mon_status[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 rx[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 rx_err[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 rx_wbm_rel[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 reo_status[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 rxdma2host[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+	u8 host2rxdma[ATH11K_EXT_IRQ_GRP_NUM_MAX];
+};
+
+struct ath11k_hw_tcl2wbm_rbm_map {
+	u8 tcl_ring_num;
+	u8 wbm_ring_num;
+	u8 rbm_id;
+};
+
+struct ath11k_hw_hal_params {
+	enum hal_rx_buf_return_buf_manager rx_buf_rbm;
+	const struct ath11k_hw_tcl2wbm_rbm_map *tcl2wbm_rbm_map;
+	size_t num_tx_rings;
+};
+
+struct ath11k_hw_params {
+	const char *name;
+	u16 hw_rev;
+	u8 max_radios;
+	u32 bdf_addr;
+
+	struct {
+		const char *dir;
+		size_t board_size;
+		size_t cal_offset;
+	} fw;
+
+	const struct ath11k_hw_ops *hw_ops;
+	const struct ath11k_hw_ring_mask *ring_mask;
+
+	bool internal_sleep_clock;
+
+	const struct ath11k_hw_regs *regs;
+	u32 qmi_service_ins_id;
+	const struct ce_attr *host_ce_config;
+	u32 ce_count;
+	const struct ce_pipe_config *target_ce_config;
+	u32 target_ce_count;
+	const struct service_to_pipe *svc_to_ce_map;
+	u32 svc_to_ce_map_len;
+	const struct ce_ie_addr *ce_ie_addr;
+	const struct ce_remap *ce_remap;
+
+	bool single_pdev_only;
+
+	bool rxdma1_enable;
+	int num_rxdma_per_pdev;
+	bool rx_mac_buf_ring;
+	bool vdev_start_delay;
+	bool htt_peer_map_v2;
+
+	struct {
+		u8 fft_sz;
+		u8 fft_pad_sz;
+		u8 summary_pad_sz;
+		u8 fft_hdr_len;
+		u16 max_fft_bins;
+		bool fragment_160mhz;
+	} spectral;
+
+	u16 interface_modes;
+	bool supports_monitor;
+	bool full_monitor_mode;
+	bool supports_shadow_regs;
+	bool idle_ps;
+	bool supports_sta_ps;
+	bool coldboot_cal_mm;
+	bool coldboot_cal_ftm;
+	bool cbcal_restart_fw;
+	int fw_mem_mode;
+	u32 num_vdevs;
+	u32 num_peers;
+	bool supports_suspend;
+	u32 hal_desc_sz;
+	bool supports_regdb;
+	bool fix_l1ss;
+	bool credit_flow;
+	const struct ath11k_hw_hal_params *hal_params;
+	bool supports_dynamic_smps_6ghz;
+	bool alloc_cacheable_memory;
+	bool supports_rssi_stats;
+	bool fw_wmi_diag_event;
+	bool current_cc_support;
+	bool dbr_debug_support;
+	bool global_reset;
+	const struct cfg80211_sar_capa *bios_sar_capa;
+	bool m3_fw_support;
+	bool fixed_bdf_addr;
+	bool fixed_mem_region;
+	bool static_window_map;
+	bool hybrid_bus_type;
+	bool fixed_fw_mem;
+	bool support_off_channel_tx;
+	bool supports_multi_bssid;
+
+	struct {
+		u32 start;
+		u32 end;
+	} sram_dump;
+
+	bool tcl_ring_retry;
+	u32 tx_ring_size;
+	bool smp2p_wow_exit;
+	bool support_fw_mac_sequence;
+	bool support_dual_stations;
+	bool pdev_suspend;
+	bool cfr_support;
+	u32 cfr_num_stream_bufs;
+	u32 cfr_stream_buf_size;
+};
+
+struct ath11k_hw_ops {
+	u8 (*get_hw_mac_from_pdev_id)(int pdev_id);
+	void (*wmi_init_config)(struct ath11k_base *ab,
+				struct target_resource_config *config);
+	int (*mac_id_to_pdev_id)(struct ath11k_hw_params *hw, int mac_id);
+	int (*mac_id_to_srng_id)(struct ath11k_hw_params *hw, int mac_id);
+	void (*tx_mesh_enable)(struct ath11k_base *ab,
+			       struct hal_tcl_data_cmd *tcl_cmd);
+	bool (*rx_desc_get_first_msdu)(struct hal_rx_desc *desc);
+	bool (*rx_desc_get_last_msdu)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_l3_pad_bytes)(struct hal_rx_desc *desc);
+	u8 *(*rx_desc_get_hdr_status)(struct hal_rx_desc *desc);
+	bool (*rx_desc_encrypt_valid)(struct hal_rx_desc *desc);
+	u32 (*rx_desc_get_encrypt_type)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_decap_type)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_mesh_ctl)(struct hal_rx_desc *desc);
+	bool (*rx_desc_get_ldpc_support)(struct hal_rx_desc *desc);
+	bool (*rx_desc_get_mpdu_seq_ctl_vld)(struct hal_rx_desc *desc);
+	bool (*rx_desc_get_mpdu_fc_valid)(struct hal_rx_desc *desc);
+	u16 (*rx_desc_get_mpdu_start_seq_no)(struct hal_rx_desc *desc);
+	u16 (*rx_desc_get_msdu_len)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_msdu_sgi)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_msdu_rate_mcs)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_msdu_rx_bw)(struct hal_rx_desc *desc);
+	u32 (*rx_desc_get_msdu_freq)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_msdu_pkt_type)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_msdu_nss)(struct hal_rx_desc *desc);
+	u8 (*rx_desc_get_mpdu_tid)(struct hal_rx_desc *desc);
+	u16 (*rx_desc_get_mpdu_peer_id)(struct hal_rx_desc *desc);
+	void (*rx_desc_copy_attn_end_tlv)(struct hal_rx_desc *fdesc,
+					  struct hal_rx_desc *ldesc);
+	u32 (*rx_desc_get_mpdu_start_tag)(struct hal_rx_desc *desc);
+	u32 (*rx_desc_get_mpdu_ppdu_id)(struct hal_rx_desc *desc);
+	void (*rx_desc_set_msdu_len)(struct hal_rx_desc *desc, u16 len);
+	struct rx_attention *(*rx_desc_get_attention)(struct hal_rx_desc *desc);
+	u8 *(*rx_desc_get_msdu_payload)(struct hal_rx_desc *desc);
+	void (*reo_setup)(struct ath11k_base *ab);
+	u16 (*mpdu_info_get_peerid)(struct hal_rx_mpdu_info *mpdu_info);
+	bool (*rx_desc_mac_addr2_valid)(struct hal_rx_desc *desc);
+	u8* (*rx_desc_mpdu_start_addr2)(struct hal_rx_desc *desc);
+	u32 (*get_ring_selector)(struct sk_buff *skb);
+};
+
+extern const struct ath11k_hw_ops ipq8074_ops;
+extern const struct ath11k_hw_ops ipq6018_ops;
+extern const struct ath11k_hw_ops qca6390_ops;
+extern const struct ath11k_hw_ops qcn9074_ops;
+extern const struct ath11k_hw_ops wcn6855_ops;
+extern const struct ath11k_hw_ops wcn6750_ops;
+extern const struct ath11k_hw_ops ipq5018_ops;
+
+extern const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_ipq8074;
+extern const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_qca6390;
+extern const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_qcn9074;
+extern const struct ath11k_hw_ring_mask ath11k_hw_ring_mask_wcn6750;
+
+extern const struct ce_ie_addr ath11k_ce_ie_addr_ipq8074;
+extern const struct ce_ie_addr ath11k_ce_ie_addr_ipq5018;
+
+extern const struct ce_remap ath11k_ce_remap_ipq5018;
+
+extern const struct ath11k_hw_hal_params ath11k_hw_hal_params_ipq5018;
+extern const struct ath11k_hw_hal_params ath11k_hw_hal_params_ipq8074;
+extern const struct ath11k_hw_hal_params ath11k_hw_hal_params_qca6390;
+extern const struct ath11k_hw_hal_params ath11k_hw_hal_params_wcn6750;
+
+static inline
+int ath11k_hw_get_mac_from_pdev_id(struct ath11k_hw_params *hw,
+				   int pdev_idx)
+{
+	if (hw->hw_ops->get_hw_mac_from_pdev_id)
+		return hw->hw_ops->get_hw_mac_from_pdev_id(pdev_idx);
+
+	return 0;
+}
+
+static inline int ath11k_hw_mac_id_to_pdev_id(struct ath11k_hw_params *hw,
+					      int mac_id)
+{
+	if (hw->hw_ops->mac_id_to_pdev_id)
+		return hw->hw_ops->mac_id_to_pdev_id(hw, mac_id);
+
+	return 0;
+}
+
+static inline int ath11k_hw_mac_id_to_srng_id(struct ath11k_hw_params *hw,
+					      int mac_id)
+{
+	if (hw->hw_ops->mac_id_to_srng_id)
+		return hw->hw_ops->mac_id_to_srng_id(hw, mac_id);
+
+	return 0;
+}
+
+struct ath11k_fw_ie {
+	__le32 id;
+	__le32 len;
+	u8 data[];
+};
+
+enum ath11k_bd_ie_board_type {
+	ATH11K_BD_IE_BOARD_NAME = 0,
+	ATH11K_BD_IE_BOARD_DATA = 1,
+};
+
+enum ath11k_bd_ie_regdb_type {
+	ATH11K_BD_IE_REGDB_NAME = 0,
+	ATH11K_BD_IE_REGDB_DATA = 1,
+};
+
+enum ath11k_bd_ie_type {
+	/* contains sub IEs of enum ath11k_bd_ie_board_type */
+	ATH11K_BD_IE_BOARD = 0,
+	/* contains sub IEs of enum ath11k_bd_ie_regdb_type */
+	ATH11K_BD_IE_REGDB = 1,
+};
+
+struct ath11k_hw_regs {
+	u32 hal_tcl1_ring_base_lsb;
+	u32 hal_tcl1_ring_base_msb;
+	u32 hal_tcl1_ring_id;
+	u32 hal_tcl1_ring_misc;
+	u32 hal_tcl1_ring_tp_addr_lsb;
+	u32 hal_tcl1_ring_tp_addr_msb;
+	u32 hal_tcl1_ring_consumer_int_setup_ix0;
+	u32 hal_tcl1_ring_consumer_int_setup_ix1;
+	u32 hal_tcl1_ring_msi1_base_lsb;
+	u32 hal_tcl1_ring_msi1_base_msb;
+	u32 hal_tcl1_ring_msi1_data;
+	u32 hal_tcl2_ring_base_lsb;
+	u32 hal_tcl_ring_base_lsb;
+
+	u32 hal_tcl_status_ring_base_lsb;
+
+	u32 hal_reo1_ring_base_lsb;
+	u32 hal_reo1_ring_base_msb;
+	u32 hal_reo1_ring_id;
+	u32 hal_reo1_ring_misc;
+	u32 hal_reo1_ring_hp_addr_lsb;
+	u32 hal_reo1_ring_hp_addr_msb;
+	u32 hal_reo1_ring_producer_int_setup;
+	u32 hal_reo1_ring_msi1_base_lsb;
+	u32 hal_reo1_ring_msi1_base_msb;
+	u32 hal_reo1_ring_msi1_data;
+	u32 hal_reo2_ring_base_lsb;
+	u32 hal_reo1_aging_thresh_ix_0;
+	u32 hal_reo1_aging_thresh_ix_1;
+	u32 hal_reo1_aging_thresh_ix_2;
+	u32 hal_reo1_aging_thresh_ix_3;
+
+	u32 hal_reo1_ring_hp;
+	u32 hal_reo1_ring_tp;
+	u32 hal_reo2_ring_hp;
+
+	u32 hal_reo_tcl_ring_base_lsb;
+	u32 hal_reo_tcl_ring_hp;
+
+	u32 hal_reo_status_ring_base_lsb;
+	u32 hal_reo_status_hp;
+
+	u32 hal_reo_cmd_ring_base_lsb;
+	u32 hal_reo_cmd_ring_hp;
+
+	u32 hal_sw2reo_ring_base_lsb;
+	u32 hal_sw2reo_ring_hp;
+
+	u32 hal_seq_wcss_umac_ce0_src_reg;
+	u32 hal_seq_wcss_umac_ce0_dst_reg;
+	u32 hal_seq_wcss_umac_ce1_src_reg;
+	u32 hal_seq_wcss_umac_ce1_dst_reg;
+
+	u32 hal_wbm_idle_link_ring_base_lsb;
+	u32 hal_wbm_idle_link_ring_misc;
+
+	u32 hal_wbm_release_ring_base_lsb;
+
+	u32 hal_wbm0_release_ring_base_lsb;
+	u32 hal_wbm1_release_ring_base_lsb;
+
+	u32 pcie_qserdes_sysclk_en_sel;
+	u32 pcie_pcs_osc_dtct_config_base;
+
+	u32 hal_shadow_base_addr;
+	u32 hal_reo1_misc_ctl;
+};
+
+extern const struct ath11k_hw_regs ipq8074_regs;
+extern const struct ath11k_hw_regs qca6390_regs;
+extern const struct ath11k_hw_regs qcn9074_regs;
+extern const struct ath11k_hw_regs wcn6855_regs;
+extern const struct ath11k_hw_regs wcn6750_regs;
+extern const struct ath11k_hw_regs ipq5018_regs;
+
+static inline const char *ath11k_bd_ie_type_str(enum ath11k_bd_ie_type type)
+{
+	switch (type) {
+	case ATH11K_BD_IE_BOARD:
+		return "board data";
+	case ATH11K_BD_IE_REGDB:
+		return "regdb data";
+	}
+
+	return "unknown";
+}
+
+extern const struct cfg80211_sar_capa ath11k_hw_sar_capa_wcn6855;
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/mac.h

@@ -0,0 +1,184 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_MAC_H
+#define ATH11K_MAC_H
+
+#include <net/mac80211.h>
+#include <net/cfg80211.h>
+#include "wmi.h"
+
+struct ath11k;
+struct ath11k_base;
+
+struct ath11k_generic_iter {
+	struct ath11k *ar;
+	int ret;
+};
+
+/* number of failed packets (20 packets with 16 sw reties each) */
+#define ATH11K_KICKOUT_THRESHOLD		(20 * 16)
+
+/* Use insanely high numbers to make sure that the firmware implementation
+ * won't start, we have the same functionality already in hostapd. Unit
+ * is seconds.
+ */
+#define ATH11K_KEEPALIVE_MIN_IDLE		3747
+#define ATH11K_KEEPALIVE_MAX_IDLE		3895
+#define ATH11K_KEEPALIVE_MAX_UNRESPONSIVE	3900
+
+#define WMI_HOST_RC_DS_FLAG			0x01
+#define WMI_HOST_RC_CW40_FLAG			0x02
+#define WMI_HOST_RC_SGI_FLAG			0x04
+#define WMI_HOST_RC_HT_FLAG			0x08
+#define WMI_HOST_RC_RTSCTS_FLAG			0x10
+#define WMI_HOST_RC_TX_STBC_FLAG		0x20
+#define WMI_HOST_RC_RX_STBC_FLAG		0xC0
+#define WMI_HOST_RC_RX_STBC_FLAG_S		6
+#define WMI_HOST_RC_WEP_TKIP_FLAG		0x100
+#define WMI_HOST_RC_TS_FLAG			0x200
+#define WMI_HOST_RC_UAPSD_FLAG			0x400
+
+#define WMI_HT_CAP_ENABLED			0x0001
+#define WMI_HT_CAP_HT20_SGI			0x0002
+#define WMI_HT_CAP_DYNAMIC_SMPS			0x0004
+#define WMI_HT_CAP_TX_STBC			0x0008
+#define WMI_HT_CAP_TX_STBC_MASK_SHIFT		3
+#define WMI_HT_CAP_RX_STBC			0x0030
+#define WMI_HT_CAP_RX_STBC_MASK_SHIFT		4
+#define WMI_HT_CAP_LDPC				0x0040
+#define WMI_HT_CAP_L_SIG_TXOP_PROT		0x0080
+#define WMI_HT_CAP_MPDU_DENSITY			0x0700
+#define WMI_HT_CAP_MPDU_DENSITY_MASK_SHIFT	8
+#define WMI_HT_CAP_HT40_SGI			0x0800
+#define WMI_HT_CAP_RX_LDPC			0x1000
+#define WMI_HT_CAP_TX_LDPC			0x2000
+#define WMI_HT_CAP_IBF_BFER			0x4000
+
+/* These macros should be used when we wish to advertise STBC support for
+ * only 1SS or 2SS or 3SS.
+ */
+#define WMI_HT_CAP_RX_STBC_1SS			0x0010
+#define WMI_HT_CAP_RX_STBC_2SS			0x0020
+#define WMI_HT_CAP_RX_STBC_3SS			0x0030
+
+#define WMI_HT_CAP_DEFAULT_ALL (WMI_HT_CAP_ENABLED    | \
+				WMI_HT_CAP_HT20_SGI   | \
+				WMI_HT_CAP_HT40_SGI   | \
+				WMI_HT_CAP_TX_STBC    | \
+				WMI_HT_CAP_RX_STBC    | \
+				WMI_HT_CAP_LDPC)
+
+#define WMI_VHT_CAP_MAX_MPDU_LEN_MASK		0x00000003
+#define WMI_VHT_CAP_RX_LDPC			0x00000010
+#define WMI_VHT_CAP_SGI_80MHZ			0x00000020
+#define WMI_VHT_CAP_SGI_160MHZ			0x00000040
+#define WMI_VHT_CAP_TX_STBC			0x00000080
+#define WMI_VHT_CAP_RX_STBC_MASK		0x00000300
+#define WMI_VHT_CAP_RX_STBC_MASK_SHIFT		8
+#define WMI_VHT_CAP_SU_BFER			0x00000800
+#define WMI_VHT_CAP_SU_BFEE			0x00001000
+#define WMI_VHT_CAP_MAX_CS_ANT_MASK		0x0000E000
+#define WMI_VHT_CAP_MAX_CS_ANT_MASK_SHIFT	13
+#define WMI_VHT_CAP_MAX_SND_DIM_MASK		0x00070000
+#define WMI_VHT_CAP_MAX_SND_DIM_MASK_SHIFT	16
+#define WMI_VHT_CAP_MU_BFER			0x00080000
+#define WMI_VHT_CAP_MU_BFEE			0x00100000
+#define WMI_VHT_CAP_MAX_AMPDU_LEN_EXP		0x03800000
+#define WMI_VHT_CAP_MAX_AMPDU_LEN_EXP_SHIT	23
+#define WMI_VHT_CAP_RX_FIXED_ANT		0x10000000
+#define WMI_VHT_CAP_TX_FIXED_ANT		0x20000000
+
+#define WMI_VHT_CAP_MAX_MPDU_LEN_11454		0x00000002
+
+/* These macros should be used when we wish to advertise STBC support for
+ * only 1SS or 2SS or 3SS.
+ */
+#define WMI_VHT_CAP_RX_STBC_1SS			0x00000100
+#define WMI_VHT_CAP_RX_STBC_2SS			0x00000200
+#define WMI_VHT_CAP_RX_STBC_3SS			0x00000300
+
+#define WMI_VHT_CAP_DEFAULT_ALL (WMI_VHT_CAP_MAX_MPDU_LEN_11454  | \
+				 WMI_VHT_CAP_SGI_80MHZ      |       \
+				 WMI_VHT_CAP_TX_STBC        |       \
+				 WMI_VHT_CAP_RX_STBC_MASK   |       \
+				 WMI_VHT_CAP_RX_LDPC        |       \
+				 WMI_VHT_CAP_MAX_AMPDU_LEN_EXP   |  \
+				 WMI_VHT_CAP_RX_FIXED_ANT   |       \
+				 WMI_VHT_CAP_TX_FIXED_ANT)
+
+/* FIXME: should these be in ieee80211.h? */
+#define IEEE80211_VHT_MCS_SUPPORT_0_11_MASK	GENMASK(23, 16)
+#define IEEE80211_DISABLE_VHT_MCS_SUPPORT_0_11	BIT(24)
+
+#define WMI_MAX_SPATIAL_STREAM			3
+
+#define ATH11K_CHAN_WIDTH_NUM			8
+#define ATH11K_BW_NSS_MAP_ENABLE		BIT(31)
+#define ATH11K_PEER_RX_NSS_160MHZ		GENMASK(2, 0)
+#define ATH11K_PEER_RX_NSS_80_80MHZ		GENMASK(5, 3)
+
+#define ATH11K_OBSS_PD_MAX_THRESHOLD			-82
+#define ATH11K_OBSS_PD_NON_SRG_MAX_THRESHOLD		-62
+#define ATH11K_OBSS_PD_THRESHOLD_IN_DBM			BIT(29)
+#define ATH11K_OBSS_PD_SRG_EN				BIT(30)
+#define ATH11K_OBSS_PD_NON_SRG_EN			BIT(31)
+
+extern const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default;
+
+#define ATH11K_SCAN_11D_INTERVAL		600000
+#define ATH11K_11D_INVALID_VDEV_ID		0xFFFF
+
+void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id);
+void ath11k_mac_11d_scan_stop(struct ath11k *ar);
+void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab);
+
+void ath11k_mac_destroy(struct ath11k_base *ab);
+void ath11k_mac_unregister(struct ath11k_base *ab);
+int ath11k_mac_register(struct ath11k_base *ab);
+int ath11k_mac_allocate(struct ath11k_base *ab);
+int ath11k_mac_hw_ratecode_to_legacy_rate(u8 hw_rc, u8 preamble, u8 *rateidx,
+					  u16 *rate);
+u8 ath11k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband,
+			     u32 bitrate);
+u8 ath11k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband,
+			     u8 hw_rate, bool cck);
+
+void __ath11k_mac_scan_finish(struct ath11k *ar);
+void ath11k_mac_scan_finish(struct ath11k *ar);
+
+struct ath11k_vif *ath11k_mac_get_arvif(struct ath11k *ar, u32 vdev_id);
+struct ath11k_vif *ath11k_mac_get_arvif_by_vdev_id(struct ath11k_base *ab,
+						   u32 vdev_id);
+u8 ath11k_mac_get_target_pdev_id(struct ath11k *ar);
+u8 ath11k_mac_get_target_pdev_id_from_vif(struct ath11k_vif *arvif);
+struct ath11k_vif *ath11k_mac_get_vif_up(struct ath11k_base *ab);
+
+struct ath11k *ath11k_mac_get_ar_by_vdev_id(struct ath11k_base *ab, u32 vdev_id);
+struct ath11k *ath11k_mac_get_ar_by_pdev_id(struct ath11k_base *ab, u32 pdev_id);
+
+void ath11k_mac_drain_tx(struct ath11k *ar);
+void ath11k_mac_peer_cleanup_all(struct ath11k *ar);
+int ath11k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx);
+u8 ath11k_mac_bw_to_mac80211_bw(u8 bw);
+enum nl80211_he_gi ath11k_mac_he_gi_to_nl80211_he_gi(u8 sgi);
+enum nl80211_he_ru_alloc ath11k_mac_phy_he_ru_to_nl80211_he_ru_alloc(u16 ru_phy);
+enum nl80211_he_ru_alloc ath11k_mac_he_ru_tones_to_nl80211_he_ru_alloc(u16 ru_tones);
+enum ath11k_supported_bw ath11k_mac_mac80211_bw_to_ath11k_bw(enum rate_info_bw bw);
+enum hal_encrypt_type ath11k_dp_tx_get_encrypt_type(u32 cipher);
+void ath11k_mac_handle_beacon(struct ath11k *ar, struct sk_buff *skb);
+void ath11k_mac_handle_beacon_miss(struct ath11k *ar, u32 vdev_id);
+void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif);
+int ath11k_mac_wait_tx_complete(struct ath11k *ar);
+int ath11k_mac_vif_set_keepalive(struct ath11k_vif *arvif,
+				 enum wmi_sta_keepalive_method method,
+				 u32 interval);
+void ath11k_mac_fill_reg_tpc_info(struct ath11k *ar,
+				  struct ieee80211_vif *vif,
+				  struct ieee80211_chanctx_conf *ctx);
+int ath11k_mac_fw_stats_request(struct ath11k *ar,
+				struct stats_request_params *req_param);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/mhi.c

@@ -0,0 +1,504 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/msi.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/ioport.h>
+
+#include "core.h"
+#include "debug.h"
+#include "mhi.h"
+#include "pci.h"
+#include "pcic.h"
+
+#define MHI_TIMEOUT_DEFAULT_MS	20000
+#define RDDM_DUMP_SIZE	0x420000
+#define MHI_CB_INVALID	0xff
+
+static const struct mhi_channel_config ath11k_mhi_channels_qca6390[] = {
+	{
+		.num = 20,
+		.name = "IPCR",
+		.num_elements = 64,
+		.event_ring = 1,
+		.dir = DMA_TO_DEVICE,
+		.ee_mask = 0x4,
+		.pollcfg = 0,
+		.doorbell = MHI_DB_BRST_DISABLE,
+		.lpm_notify = false,
+		.offload_channel = false,
+		.doorbell_mode_switch = false,
+	},
+	{
+		.num = 21,
+		.name = "IPCR",
+		.num_elements = 64,
+		.event_ring = 1,
+		.dir = DMA_FROM_DEVICE,
+		.ee_mask = 0x4,
+		.pollcfg = 0,
+		.doorbell = MHI_DB_BRST_DISABLE,
+		.lpm_notify = false,
+		.offload_channel = false,
+		.doorbell_mode_switch = false,
+	},
+};
+
+static struct mhi_event_config ath11k_mhi_events_qca6390[] = {
+	{
+		.num_elements = 32,
+		.irq_moderation_ms = 0,
+		.irq = 1,
+		.mode = MHI_DB_BRST_DISABLE,
+		.data_type = MHI_ER_CTRL,
+		.hardware_event = false,
+		.client_managed = false,
+		.offload_channel = false,
+	},
+	{
+		.num_elements = 256,
+		.irq_moderation_ms = 1,
+		.irq = 2,
+		.mode = MHI_DB_BRST_DISABLE,
+		.priority = 1,
+		.hardware_event = false,
+		.client_managed = false,
+		.offload_channel = false,
+	},
+};
+
+static const struct mhi_controller_config ath11k_mhi_config_qca6390 = {
+	.max_channels = 128,
+	.timeout_ms = 2000,
+	.use_bounce_buf = false,
+	.buf_len = 8192,
+	.num_channels = ARRAY_SIZE(ath11k_mhi_channels_qca6390),
+	.ch_cfg = ath11k_mhi_channels_qca6390,
+	.num_events = ARRAY_SIZE(ath11k_mhi_events_qca6390),
+	.event_cfg = ath11k_mhi_events_qca6390,
+};
+
+static const struct mhi_channel_config ath11k_mhi_channels_qcn9074[] = {
+	{
+		.num = 20,
+		.name = "IPCR",
+		.num_elements = 32,
+		.event_ring = 1,
+		.dir = DMA_TO_DEVICE,
+		.ee_mask = 0x14,
+		.pollcfg = 0,
+		.doorbell = MHI_DB_BRST_DISABLE,
+		.lpm_notify = false,
+		.offload_channel = false,
+		.doorbell_mode_switch = false,
+	},
+	{
+		.num = 21,
+		.name = "IPCR",
+		.num_elements = 32,
+		.event_ring = 1,
+		.dir = DMA_FROM_DEVICE,
+		.ee_mask = 0x14,
+		.pollcfg = 0,
+		.doorbell = MHI_DB_BRST_DISABLE,
+		.lpm_notify = false,
+		.offload_channel = false,
+		.doorbell_mode_switch = false,
+	},
+};
+
+static struct mhi_event_config ath11k_mhi_events_qcn9074[] = {
+	{
+		.num_elements = 32,
+		.irq_moderation_ms = 0,
+		.irq = 1,
+		.data_type = MHI_ER_CTRL,
+		.mode = MHI_DB_BRST_DISABLE,
+		.hardware_event = false,
+		.client_managed = false,
+		.offload_channel = false,
+	},
+	{
+		.num_elements = 256,
+		.irq_moderation_ms = 1,
+		.irq = 2,
+		.mode = MHI_DB_BRST_DISABLE,
+		.priority = 1,
+		.hardware_event = false,
+		.client_managed = false,
+		.offload_channel = false,
+	},
+};
+
+static const struct mhi_controller_config ath11k_mhi_config_qcn9074 = {
+	.max_channels = 30,
+	.timeout_ms = 10000,
+	.use_bounce_buf = false,
+	.buf_len = 0,
+	.num_channels = ARRAY_SIZE(ath11k_mhi_channels_qcn9074),
+	.ch_cfg = ath11k_mhi_channels_qcn9074,
+	.num_events = ARRAY_SIZE(ath11k_mhi_events_qcn9074),
+	.event_cfg = ath11k_mhi_events_qcn9074,
+};
+
+void ath11k_mhi_set_mhictrl_reset(struct ath11k_base *ab)
+{
+	u32 val;
+
+	val = ath11k_pcic_read32(ab, MHISTATUS);
+
+	ath11k_dbg(ab, ATH11K_DBG_PCI, "mhistatus 0x%x\n", val);
+
+	/* After SOC_GLOBAL_RESET, MHISTATUS may still have SYSERR bit set
+	 * and thus need to set MHICTRL_RESET to clear SYSERR.
+	 */
+	ath11k_pcic_write32(ab, MHICTRL, MHICTRL_RESET_MASK);
+
+	mdelay(10);
+}
+
+static void ath11k_mhi_reset_txvecdb(struct ath11k_base *ab)
+{
+	ath11k_pcic_write32(ab, PCIE_TXVECDB, 0);
+}
+
+static void ath11k_mhi_reset_txvecstatus(struct ath11k_base *ab)
+{
+	ath11k_pcic_write32(ab, PCIE_TXVECSTATUS, 0);
+}
+
+static void ath11k_mhi_reset_rxvecdb(struct ath11k_base *ab)
+{
+	ath11k_pcic_write32(ab, PCIE_RXVECDB, 0);
+}
+
+static void ath11k_mhi_reset_rxvecstatus(struct ath11k_base *ab)
+{
+	ath11k_pcic_write32(ab, PCIE_RXVECSTATUS, 0);
+}
+
+void ath11k_mhi_clear_vector(struct ath11k_base *ab)
+{
+	ath11k_mhi_reset_txvecdb(ab);
+	ath11k_mhi_reset_txvecstatus(ab);
+	ath11k_mhi_reset_rxvecdb(ab);
+	ath11k_mhi_reset_rxvecstatus(ab);
+}
+
+static int ath11k_mhi_get_msi(struct ath11k_pci *ab_pci)
+{
+	struct ath11k_base *ab = ab_pci->ab;
+	u32 user_base_data, base_vector;
+	int ret, num_vectors, i;
+	int *irq;
+	unsigned int msi_data;
+
+	ret = ath11k_pcic_get_user_msi_assignment(ab, "MHI", &num_vectors,
+						  &user_base_data, &base_vector);
+	if (ret)
+		return ret;
+
+	ath11k_dbg(ab, ATH11K_DBG_PCI, "num_vectors %d base_vector %d\n",
+		   num_vectors, base_vector);
+
+	irq = kzalloc_objs(int, num_vectors);
+	if (!irq)
+		return -ENOMEM;
+
+	for (i = 0; i < num_vectors; i++) {
+		msi_data = base_vector;
+
+		if (test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+			msi_data += i;
+
+		irq[i] = ath11k_pci_get_msi_irq(ab, msi_data);
+	}
+
+	ab_pci->mhi_ctrl->irq = irq;
+	ab_pci->mhi_ctrl->nr_irqs = num_vectors;
+
+	return 0;
+}
+
+static int ath11k_mhi_op_runtime_get(struct mhi_controller *mhi_cntrl)
+{
+	return 0;
+}
+
+static void ath11k_mhi_op_runtime_put(struct mhi_controller *mhi_cntrl)
+{
+}
+
+static char *ath11k_mhi_op_callback_to_str(enum mhi_callback reason)
+{
+	switch (reason) {
+	case MHI_CB_IDLE:
+		return "MHI_CB_IDLE";
+	case MHI_CB_PENDING_DATA:
+		return "MHI_CB_PENDING_DATA";
+	case MHI_CB_LPM_ENTER:
+		return "MHI_CB_LPM_ENTER";
+	case MHI_CB_LPM_EXIT:
+		return "MHI_CB_LPM_EXIT";
+	case MHI_CB_EE_RDDM:
+		return "MHI_CB_EE_RDDM";
+	case MHI_CB_EE_MISSION_MODE:
+		return "MHI_CB_EE_MISSION_MODE";
+	case MHI_CB_SYS_ERROR:
+		return "MHI_CB_SYS_ERROR";
+	case MHI_CB_FATAL_ERROR:
+		return "MHI_CB_FATAL_ERROR";
+	case MHI_CB_BW_REQ:
+		return "MHI_CB_BW_REQ";
+	default:
+		return "UNKNOWN";
+	}
+};
+
+static void ath11k_mhi_op_status_cb(struct mhi_controller *mhi_cntrl,
+				    enum mhi_callback cb)
+{
+	struct ath11k_base *ab = dev_get_drvdata(mhi_cntrl->cntrl_dev);
+	struct ath11k_pci *ab_pci = ath11k_pci_priv(ab);
+
+	ath11k_dbg(ab, ATH11K_DBG_BOOT, "notify status reason %s\n",
+		   ath11k_mhi_op_callback_to_str(cb));
+
+	switch (cb) {
+	case MHI_CB_SYS_ERROR:
+		ath11k_warn(ab, "firmware crashed: MHI_CB_SYS_ERROR\n");
+		break;
+	case MHI_CB_EE_RDDM:
+		ath11k_warn(ab, "firmware crashed: MHI_CB_EE_RDDM\n");
+		if (ab_pci->mhi_pre_cb == MHI_CB_EE_RDDM) {
+			ath11k_dbg(ab, ATH11K_DBG_BOOT,
+				   "do not queue again for consecutive RDDM event\n");
+			break;
+		}
+
+		spin_lock_bh(&ab->base_lock);
+		if (!(test_bit(ATH11K_FLAG_UNREGISTERING, &ab->dev_flags)))
+			queue_work(ab->workqueue_aux, &ab->reset_work);
+		spin_unlock_bh(&ab->base_lock);
+
+		break;
+	default:
+		break;
+	}
+
+	ab_pci->mhi_pre_cb = cb;
+}
+
+static int ath11k_mhi_op_read_reg(struct mhi_controller *mhi_cntrl,
+				  void __iomem *addr,
+				  u32 *out)
+{
+	*out = readl(addr);
+
+	return 0;
+}
+
+static void ath11k_mhi_op_write_reg(struct mhi_controller *mhi_cntrl,
+				    void __iomem *addr,
+				    u32 val)
+{
+	writel(val, addr);
+}
+
+static int ath11k_mhi_read_addr_from_dt(struct mhi_controller *mhi_ctrl)
+{
+	struct device_node *np;
+	struct resource res;
+	int ret;
+
+	np = of_find_node_by_type(NULL, "memory");
+	if (!np)
+		return -ENOENT;
+
+	ret = of_address_to_resource(np, 0, &res);
+	of_node_put(np);
+	if (ret)
+		return ret;
+
+	mhi_ctrl->iova_start = res.start + 0x1000000;
+	mhi_ctrl->iova_stop = res.end;
+
+	return 0;
+}
+
+int ath11k_mhi_register(struct ath11k_pci *ab_pci)
+{
+	struct ath11k_base *ab = ab_pci->ab;
+	struct mhi_controller *mhi_ctrl;
+	const struct mhi_controller_config *ath11k_mhi_config;
+	int ret;
+
+	mhi_ctrl = mhi_alloc_controller();
+	if (!mhi_ctrl)
+		return -ENOMEM;
+
+	ab_pci->mhi_ctrl = mhi_ctrl;
+	mhi_ctrl->cntrl_dev = ab->dev;
+	mhi_ctrl->regs = ab->mem;
+	mhi_ctrl->reg_len = ab->mem_len;
+
+	if (ab->fw.amss_data && ab->fw.amss_len > 0) {
+		/* use MHI firmware file from firmware-N.bin */
+		mhi_ctrl->fw_data = ab->fw.amss_data;
+		mhi_ctrl->fw_sz = ab->fw.amss_len;
+	} else {
+		/* use the old separate mhi.bin MHI firmware file */
+		ath11k_core_create_firmware_path(ab, ATH11K_AMSS_FILE,
+						 ab_pci->amss_path,
+						 sizeof(ab_pci->amss_path));
+		mhi_ctrl->fw_image = ab_pci->amss_path;
+	}
+
+	ret = ath11k_mhi_get_msi(ab_pci);
+	if (ret) {
+		ath11k_err(ab, "failed to get msi for mhi\n");
+		goto free_controller;
+	}
+
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		mhi_ctrl->irq_flags = IRQF_SHARED | IRQF_NOBALANCING;
+
+	if (test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) {
+		ret = ath11k_mhi_read_addr_from_dt(mhi_ctrl);
+		if (ret < 0)
+			goto free_controller;
+	} else {
+		mhi_ctrl->iova_start = 0;
+		mhi_ctrl->iova_stop = ab_pci->dma_mask;
+	}
+
+	mhi_ctrl->rddm_size = RDDM_DUMP_SIZE;
+	mhi_ctrl->sbl_size = SZ_512K;
+	mhi_ctrl->seg_len = SZ_512K;
+	mhi_ctrl->fbc_download = true;
+	mhi_ctrl->runtime_get = ath11k_mhi_op_runtime_get;
+	mhi_ctrl->runtime_put = ath11k_mhi_op_runtime_put;
+	mhi_ctrl->status_cb = ath11k_mhi_op_status_cb;
+	mhi_ctrl->read_reg = ath11k_mhi_op_read_reg;
+	mhi_ctrl->write_reg = ath11k_mhi_op_write_reg;
+
+	switch (ab->hw_rev) {
+	case ATH11K_HW_QCN9074_HW10:
+		ath11k_mhi_config = &ath11k_mhi_config_qcn9074;
+		break;
+	case ATH11K_HW_QCA6390_HW20:
+	case ATH11K_HW_WCN6855_HW20:
+	case ATH11K_HW_WCN6855_HW21:
+	case ATH11K_HW_QCA2066_HW21:
+	case ATH11K_HW_QCA6698AQ_HW21:
+		ath11k_mhi_config = &ath11k_mhi_config_qca6390;
+		break;
+	default:
+		ath11k_err(ab, "failed assign mhi_config for unknown hw rev %d\n",
+			   ab->hw_rev);
+		ret = -EINVAL;
+		goto free_controller;
+	}
+
+	ab_pci->mhi_pre_cb = MHI_CB_INVALID;
+	ret = mhi_register_controller(mhi_ctrl, ath11k_mhi_config);
+	if (ret) {
+		ath11k_err(ab, "failed to register to mhi bus, err = %d\n", ret);
+		goto free_controller;
+	}
+
+	return 0;
+
+free_controller:
+	mhi_free_controller(mhi_ctrl);
+	ab_pci->mhi_ctrl = NULL;
+	return ret;
+}
+
+void ath11k_mhi_unregister(struct ath11k_pci *ab_pci)
+{
+	struct mhi_controller *mhi_ctrl = ab_pci->mhi_ctrl;
+
+	mhi_unregister_controller(mhi_ctrl);
+	kfree(mhi_ctrl->irq);
+	mhi_free_controller(mhi_ctrl);
+}
+
+int ath11k_mhi_start(struct ath11k_pci *ab_pci)
+{
+	struct ath11k_base *ab = ab_pci->ab;
+	int ret;
+
+	ab_pci->mhi_ctrl->timeout_ms = MHI_TIMEOUT_DEFAULT_MS;
+
+	ret = mhi_prepare_for_power_up(ab_pci->mhi_ctrl);
+	if (ret) {
+		ath11k_warn(ab, "failed to prepare mhi: %d", ret);
+		return ret;
+	}
+
+	ret = mhi_sync_power_up(ab_pci->mhi_ctrl);
+	if (ret) {
+		ath11k_warn(ab, "failed to power up mhi: %d", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+void ath11k_mhi_stop(struct ath11k_pci *ab_pci, bool is_suspend)
+{
+	/* During suspend we need to use mhi_power_down_keep_dev()
+	 * workaround, otherwise ath11k_core_resume() will timeout
+	 * during resume.
+	 */
+	if (is_suspend)
+		mhi_power_down_keep_dev(ab_pci->mhi_ctrl, true);
+	else
+		mhi_power_down(ab_pci->mhi_ctrl, true);
+
+	mhi_unprepare_after_power_down(ab_pci->mhi_ctrl);
+}
+
+int ath11k_mhi_suspend(struct ath11k_pci *ab_pci)
+{
+	struct ath11k_base *ab = ab_pci->ab;
+	int ret;
+
+	ret = mhi_pm_suspend(ab_pci->mhi_ctrl);
+	if (ret) {
+		ath11k_warn(ab, "failed to suspend mhi: %d", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+int ath11k_mhi_resume(struct ath11k_pci *ab_pci)
+{
+	struct ath11k_base *ab = ab_pci->ab;
+	int ret;
+
+	/* Do force MHI resume as some devices like QCA6390, WCN6855
+	 * are not in M3 state but they are functional. So just ignore
+	 * the MHI state while resuming.
+	 */
+	ret = mhi_pm_resume_force(ab_pci->mhi_ctrl);
+	if (ret) {
+		ath11k_warn(ab, "failed to resume mhi: %d", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+void ath11k_mhi_coredump(struct mhi_controller *mhi_ctrl, bool in_panic)
+{
+	mhi_download_rddm_image(mhi_ctrl, in_panic);
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/mhi.h

@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#ifndef _ATH11K_MHI_H
+#define _ATH11K_MHI_H
+
+#include "pci.h"
+
+#define PCIE_TXVECDB				0x360
+#define PCIE_TXVECSTATUS			0x368
+#define PCIE_RXVECDB				0x394
+#define PCIE_RXVECSTATUS			0x39C
+
+#define MHISTATUS				0x48
+#define MHICTRL					0x38
+#define MHICTRL_RESET_MASK			0x2
+
+int ath11k_mhi_start(struct ath11k_pci *ar_pci);
+void ath11k_mhi_stop(struct ath11k_pci *ar_pci, bool is_suspend);
+int ath11k_mhi_register(struct ath11k_pci *ar_pci);
+void ath11k_mhi_unregister(struct ath11k_pci *ar_pci);
+void ath11k_mhi_set_mhictrl_reset(struct ath11k_base *ab);
+void ath11k_mhi_clear_vector(struct ath11k_base *ab);
+
+int ath11k_mhi_suspend(struct ath11k_pci *ar_pci);
+int ath11k_mhi_resume(struct ath11k_pci *ar_pci);
+void ath11k_mhi_coredump(struct mhi_controller *mhi_ctrl, bool in_panic);
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/p2p.c

@@ -0,0 +1,149 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "core.h"
+#include "wmi.h"
+#include "mac.h"
+#include "p2p.h"
+
+static void ath11k_p2p_noa_ie_fill(u8 *data, size_t len,
+				   const struct ath11k_wmi_p2p_noa_info *noa)
+{
+	struct ieee80211_p2p_noa_attr *noa_attr;
+	u8 noa_descriptors, ctwindow;
+	bool oppps;
+	__le16 *noa_attr_len;
+	u16 attr_len;
+	int i;
+
+	ctwindow = u32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_CTWIN_TU);
+	oppps = u32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_OPP_PS);
+	noa_descriptors = u32_get_bits(noa->noa_attr,
+				       WMI_P2P_NOA_INFO_DESC_NUM);
+
+	/* P2P IE */
+	data[0] = WLAN_EID_VENDOR_SPECIFIC;
+	data[1] = len - 2;
+	data[2] = (WLAN_OUI_WFA >> 16) & 0xff;
+	data[3] = (WLAN_OUI_WFA >> 8) & 0xff;
+	data[4] = (WLAN_OUI_WFA >> 0) & 0xff;
+	data[5] = WLAN_OUI_TYPE_WFA_P2P;
+
+	/* NOA ATTR */
+	data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE;
+	noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */
+	noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9];
+
+	noa_attr->index = u32_get_bits(noa->noa_attr,
+				       WMI_P2P_NOA_INFO_INDEX);
+	noa_attr->oppps_ctwindow = ctwindow;
+	if (oppps)
+		noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT;
+
+	for (i = 0; i < noa_descriptors; i++) {
+		noa_attr->desc[i].count = noa->descriptors[i].type_count;
+		noa_attr->desc[i].duration =
+			cpu_to_le32(noa->descriptors[i].duration);
+		noa_attr->desc[i].interval =
+			cpu_to_le32(noa->descriptors[i].interval);
+		noa_attr->desc[i].start_time =
+			cpu_to_le32(noa->descriptors[i].start_time);
+	}
+
+	attr_len = 2; /* index + oppps_ctwindow */
+	attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc);
+	*noa_attr_len = __cpu_to_le16(attr_len);
+}
+
+static size_t
+ath11k_p2p_noa_ie_len_compute(const struct ath11k_wmi_p2p_noa_info *noa)
+{
+	size_t len = 0;
+	u8 noa_descriptors = u32_get_bits(noa->noa_attr,
+					  WMI_P2P_NOA_INFO_DESC_NUM);
+
+	if (!(noa_descriptors) &&
+	    !(u32_get_bits(noa->noa_attr, WMI_P2P_NOA_INFO_OPP_PS)))
+		return 0;
+
+	len += 1 + 1 + 4; /* EID + len + OUI */
+	len += 1 + 2; /* noa attr + attr len */
+	len += 1 + 1; /* index + oppps_ctwindow */
+	len += noa_descriptors *
+		sizeof(struct ieee80211_p2p_noa_desc);
+
+	return len;
+}
+
+static void ath11k_p2p_noa_ie_assign(struct ath11k_vif *arvif, void *ie,
+				     size_t len)
+{
+	struct ath11k *ar = arvif->ar;
+
+	lockdep_assert_held(&ar->data_lock);
+
+	kfree(arvif->u.ap.noa_data);
+
+	arvif->u.ap.noa_data = ie;
+	arvif->u.ap.noa_len = len;
+}
+
+static void __ath11k_p2p_noa_update(struct ath11k_vif *arvif,
+				    const struct ath11k_wmi_p2p_noa_info *noa)
+{
+	struct ath11k *ar = arvif->ar;
+	void *ie;
+	size_t len;
+
+	lockdep_assert_held(&ar->data_lock);
+
+	ath11k_p2p_noa_ie_assign(arvif, NULL, 0);
+
+	len = ath11k_p2p_noa_ie_len_compute(noa);
+	if (!len)
+		return;
+
+	ie = kmalloc(len, GFP_ATOMIC);
+	if (!ie)
+		return;
+
+	ath11k_p2p_noa_ie_fill(ie, len, noa);
+	ath11k_p2p_noa_ie_assign(arvif, ie, len); }
+
+void ath11k_p2p_noa_update(struct ath11k_vif *arvif,
+			   const struct ath11k_wmi_p2p_noa_info *noa)
+{
+	struct ath11k *ar = arvif->ar;
+
+	spin_lock_bh(&ar->data_lock);
+	__ath11k_p2p_noa_update(arvif, noa);
+	spin_unlock_bh(&ar->data_lock);
+}
+
+static void ath11k_p2p_noa_update_vdev_iter(void *data, u8 *mac,
+					    struct ieee80211_vif *vif)
+{
+	struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif);
+	struct ath11k_p2p_noa_arg *arg = data;
+
+	if (arvif->vdev_id != arg->vdev_id)
+		return;
+
+	ath11k_p2p_noa_update(arvif, arg->noa);
+}
+
+void ath11k_p2p_noa_update_by_vdev_id(struct ath11k *ar, u32 vdev_id,
+				      const struct ath11k_wmi_p2p_noa_info *noa)
+{
+	struct ath11k_p2p_noa_arg arg = {
+		.vdev_id = vdev_id,
+		.noa = noa,
+	};
+
+	ieee80211_iterate_active_interfaces_atomic(ar->hw,
+						   IEEE80211_IFACE_ITER_NORMAL,
+						   ath11k_p2p_noa_update_vdev_iter,
+						   &arg);
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/p2p.h

@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_P2P_H
+#define ATH11K_P2P_H
+
+#include "wmi.h"
+
+struct ath11k_wmi_p2p_noa_info;
+
+struct ath11k_p2p_noa_arg {
+	u32 vdev_id;
+	const struct ath11k_wmi_p2p_noa_info *noa;
+};
+
+void ath11k_p2p_noa_update(struct ath11k_vif *arvif,
+			   const struct ath11k_wmi_p2p_noa_info *noa);
+void ath11k_p2p_noa_update_by_vdev_id(struct ath11k *ar, u32 vdev_id,
+				      const struct ath11k_wmi_p2p_noa_info *noa);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/pci.h

@@ -0,0 +1,85 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+#ifndef _ATH11K_PCI_H
+#define _ATH11K_PCI_H
+
+#include <linux/mhi.h>
+
+#include "core.h"
+
+#define PCIE_SOC_GLOBAL_RESET			0x3008
+#define PCIE_SOC_GLOBAL_RESET_V			1
+
+#define WLAON_WARM_SW_ENTRY			0x1f80504
+#define WLAON_SOC_RESET_CAUSE_REG		0x01f8060c
+
+#define PCIE_Q6_COOKIE_ADDR			0x01f80500
+#define PCIE_Q6_COOKIE_DATA			0xc0000000
+
+/* register to wake the UMAC from power collapse */
+#define PCIE_SCRATCH_0_SOC_PCIE_REG		0x4040
+
+/* register used for handshake mechanism to validate UMAC is awake */
+#define PCIE_SOC_WAKE_PCIE_LOCAL_REG		0x3004
+
+#define PCIE_PCIE_PARF_LTSSM			0x1e081b0
+#define PARM_LTSSM_VALUE			0x111
+
+#define GCC_GCC_PCIE_HOT_RST			0x1e402bc
+#define GCC_GCC_PCIE_HOT_RST_VAL		0x10
+
+#define PCIE_PCIE_INT_ALL_CLEAR			0x1e08228
+#define PCIE_SMLH_REQ_RST_LINK_DOWN		0x2
+#define PCIE_INT_CLEAR_ALL			0xffffffff
+
+#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_REG(ab) \
+		((ab)->hw_params.regs->pcie_qserdes_sysclk_en_sel)
+#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_VAL	0x10
+#define PCIE_QSERDES_COM_SYSCLK_EN_SEL_MSK	0xffffffff
+#define PCIE_PCS_OSC_DTCT_CONFIG1_REG(ab) \
+		((ab)->hw_params.regs->pcie_pcs_osc_dtct_config_base)
+#define PCIE_PCS_OSC_DTCT_CONFIG1_VAL		0x02
+#define PCIE_PCS_OSC_DTCT_CONFIG2_REG(ab) \
+		((ab)->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0x4)
+#define PCIE_PCS_OSC_DTCT_CONFIG2_VAL		0x52
+#define PCIE_PCS_OSC_DTCT_CONFIG4_REG(ab) \
+		((ab)->hw_params.regs->pcie_pcs_osc_dtct_config_base + 0xc)
+#define PCIE_PCS_OSC_DTCT_CONFIG4_VAL		0xff
+#define PCIE_PCS_OSC_DTCT_CONFIG_MSK		0x000000ff
+
+#define WLAON_QFPROM_PWR_CTRL_REG		0x01f8031c
+#define QFPROM_PWR_CTRL_VDD4BLOW_MASK		0x4
+
+enum ath11k_pci_flags {
+	ATH11K_PCI_ASPM_RESTORE,
+};
+
+struct ath11k_pci {
+	struct pci_dev *pdev;
+	struct ath11k_base *ab;
+	u16 dev_id;
+	char amss_path[100];
+	struct mhi_controller *mhi_ctrl;
+	const struct ath11k_msi_config *msi_config;
+	enum mhi_callback mhi_pre_cb;
+	u32 register_window;
+
+	/* protects register_window above */
+	spinlock_t window_lock;
+
+	/* enum ath11k_pci_flags */
+	unsigned long flags;
+	u16 link_ctl;
+	u64 dma_mask;
+};
+
+static inline struct ath11k_pci *ath11k_pci_priv(struct ath11k_base *ab)
+{
+	return (struct ath11k_pci *)ab->drv_priv;
+}
+
+int ath11k_pci_get_msi_irq(struct ath11k_base *ab, unsigned int vector);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/pcic.c

@@ -0,0 +1,864 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/export.h>
+#include "core.h"
+#include "pcic.h"
+#include "debug.h"
+
+static const char *irq_name[ATH11K_IRQ_NUM_MAX] = {
+	"bhi",
+	"mhi-er0",
+	"mhi-er1",
+	"ce0",
+	"ce1",
+	"ce2",
+	"ce3",
+	"ce4",
+	"ce5",
+	"ce6",
+	"ce7",
+	"ce8",
+	"ce9",
+	"ce10",
+	"ce11",
+	"host2wbm-desc-feed",
+	"host2reo-re-injection",
+	"host2reo-command",
+	"host2rxdma-monitor-ring3",
+	"host2rxdma-monitor-ring2",
+	"host2rxdma-monitor-ring1",
+	"reo2ost-exception",
+	"wbm2host-rx-release",
+	"reo2host-status",
+	"reo2host-destination-ring4",
+	"reo2host-destination-ring3",
+	"reo2host-destination-ring2",
+	"reo2host-destination-ring1",
+	"rxdma2host-monitor-destination-mac3",
+	"rxdma2host-monitor-destination-mac2",
+	"rxdma2host-monitor-destination-mac1",
+	"ppdu-end-interrupts-mac3",
+	"ppdu-end-interrupts-mac2",
+	"ppdu-end-interrupts-mac1",
+	"rxdma2host-monitor-status-ring-mac3",
+	"rxdma2host-monitor-status-ring-mac2",
+	"rxdma2host-monitor-status-ring-mac1",
+	"host2rxdma-host-buf-ring-mac3",
+	"host2rxdma-host-buf-ring-mac2",
+	"host2rxdma-host-buf-ring-mac1",
+	"rxdma2host-destination-ring-mac3",
+	"rxdma2host-destination-ring-mac2",
+	"rxdma2host-destination-ring-mac1",
+	"host2tcl-input-ring4",
+	"host2tcl-input-ring3",
+	"host2tcl-input-ring2",
+	"host2tcl-input-ring1",
+	"wbm2host-tx-completions-ring3",
+	"wbm2host-tx-completions-ring2",
+	"wbm2host-tx-completions-ring1",
+	"tcl2host-status-ring",
+};
+
+static const struct ath11k_msi_config ath11k_msi_config[] = {
+	{
+		.total_vectors = 32,
+		.total_users = 4,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 10, .base_vector = 3 },
+			{ .name = "WAKE", .num_vectors = 1, .base_vector = 13 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 14 },
+		},
+		.hw_rev = ATH11K_HW_QCA6390_HW20,
+	},
+	{
+		.total_vectors = 16,
+		.total_users = 3,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 5, .base_vector = 3 },
+			{ .name = "DP", .num_vectors = 8, .base_vector = 8 },
+		},
+		.hw_rev = ATH11K_HW_QCN9074_HW10,
+	},
+	{
+		.total_vectors = 32,
+		.total_users = 4,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 10, .base_vector = 3 },
+			{ .name = "WAKE", .num_vectors = 1, .base_vector = 13 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 14 },
+		},
+		.hw_rev = ATH11K_HW_WCN6855_HW20,
+	},
+	{
+		.total_vectors = 32,
+		.total_users = 4,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 10, .base_vector = 3 },
+			{ .name = "WAKE", .num_vectors = 1, .base_vector = 13 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 14 },
+		},
+		.hw_rev = ATH11K_HW_WCN6855_HW21,
+	},
+	{
+		.total_vectors = 28,
+		.total_users = 2,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "CE", .num_vectors = 10, .base_vector = 0 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 10 },
+		},
+		.hw_rev = ATH11K_HW_WCN6750_HW10,
+	},
+	{
+		.total_vectors = 32,
+		.total_users = 4,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 10, .base_vector = 3 },
+			{ .name = "WAKE", .num_vectors = 1, .base_vector = 13 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 14 },
+		},
+		.hw_rev = ATH11K_HW_QCA2066_HW21,
+	},
+	{
+		.total_vectors = 32,
+		.total_users = 4,
+		.users = (struct ath11k_msi_user[]) {
+			{ .name = "MHI", .num_vectors = 3, .base_vector = 0 },
+			{ .name = "CE", .num_vectors = 10, .base_vector = 3 },
+			{ .name = "WAKE", .num_vectors = 1, .base_vector = 13 },
+			{ .name = "DP", .num_vectors = 18, .base_vector = 14 },
+		},
+		.hw_rev = ATH11K_HW_QCA6698AQ_HW21,
+	},
+};
+
+int ath11k_pcic_init_msi_config(struct ath11k_base *ab)
+{
+	const struct ath11k_msi_config *msi_config;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(ath11k_msi_config); i++) {
+		msi_config = &ath11k_msi_config[i];
+
+		if (msi_config->hw_rev == ab->hw_rev)
+			break;
+	}
+
+	if (i == ARRAY_SIZE(ath11k_msi_config)) {
+		ath11k_err(ab, "failed to fetch msi config, unsupported hw version: 0x%x\n",
+			   ab->hw_rev);
+		return -EINVAL;
+	}
+
+	ab->pci.msi.config = msi_config;
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_init_msi_config);
+
+static void __ath11k_pcic_write32(struct ath11k_base *ab, u32 offset, u32 value)
+{
+	if (offset < ATH11K_PCI_WINDOW_START)
+		iowrite32(value, ab->mem  + offset);
+	else
+		ab->pci.ops->window_write32(ab, offset, value);
+}
+
+void ath11k_pcic_write32(struct ath11k_base *ab, u32 offset, u32 value)
+{
+	int ret = 0;
+	bool wakeup_required;
+
+	/* for offset beyond BAR + 4K - 32, may
+	 * need to wakeup the device to access.
+	 */
+	wakeup_required = test_bit(ATH11K_FLAG_DEVICE_INIT_DONE, &ab->dev_flags) &&
+			  offset >= ATH11K_PCI_ACCESS_ALWAYS_OFF;
+	if (wakeup_required && ab->pci.ops->wakeup)
+		ret = ab->pci.ops->wakeup(ab);
+
+	__ath11k_pcic_write32(ab, offset, value);
+
+	if (wakeup_required && !ret && ab->pci.ops->release)
+		ab->pci.ops->release(ab);
+}
+EXPORT_SYMBOL(ath11k_pcic_write32);
+
+static u32 __ath11k_pcic_read32(struct ath11k_base *ab, u32 offset)
+{
+	u32 val;
+
+	if (offset < ATH11K_PCI_WINDOW_START)
+		val = ioread32(ab->mem + offset);
+	else
+		val = ab->pci.ops->window_read32(ab, offset);
+
+	return val;
+}
+
+u32 ath11k_pcic_read32(struct ath11k_base *ab, u32 offset)
+{
+	int ret = 0;
+	u32 val;
+	bool wakeup_required;
+
+	/* for offset beyond BAR + 4K - 32, may
+	 * need to wakeup the device to access.
+	 */
+	wakeup_required = test_bit(ATH11K_FLAG_DEVICE_INIT_DONE, &ab->dev_flags) &&
+			  offset >= ATH11K_PCI_ACCESS_ALWAYS_OFF;
+	if (wakeup_required && ab->pci.ops->wakeup)
+		ret = ab->pci.ops->wakeup(ab);
+
+	val = __ath11k_pcic_read32(ab, offset);
+
+	if (wakeup_required && !ret && ab->pci.ops->release)
+		ab->pci.ops->release(ab);
+
+	return val;
+}
+EXPORT_SYMBOL(ath11k_pcic_read32);
+
+int ath11k_pcic_read(struct ath11k_base *ab, void *buf, u32 start, u32 end)
+{
+	int ret = 0;
+	bool wakeup_required;
+	u32 *data = buf;
+	u32 i;
+
+	/* for offset beyond BAR + 4K - 32, may
+	 * need to wakeup the device to access.
+	 */
+	wakeup_required = test_bit(ATH11K_FLAG_DEVICE_INIT_DONE, &ab->dev_flags) &&
+			  end >= ATH11K_PCI_ACCESS_ALWAYS_OFF;
+	if (wakeup_required && ab->pci.ops->wakeup) {
+		ret = ab->pci.ops->wakeup(ab);
+		if (ret) {
+			ath11k_warn(ab,
+				    "wakeup failed, data may be invalid: %d",
+				    ret);
+			/* Even though wakeup() failed, continue processing rather
+			 * than returning because some parts of the data may still
+			 * be valid and useful in some cases, e.g. could give us
+			 * some clues on firmware crash.
+			 * Mislead due to invalid data could be avoided because we
+			 * are aware of the wakeup failure.
+			 */
+		}
+	}
+
+	for (i = start; i < end + 1; i += 4)
+		*data++ = __ath11k_pcic_read32(ab, i);
+
+	if (wakeup_required && ab->pci.ops->release)
+		ab->pci.ops->release(ab);
+
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_read);
+
+void ath11k_pcic_get_msi_address(struct ath11k_base *ab, u32 *msi_addr_lo,
+				 u32 *msi_addr_hi)
+{
+	*msi_addr_lo = ab->pci.msi.addr_lo;
+	*msi_addr_hi = ab->pci.msi.addr_hi;
+}
+EXPORT_SYMBOL(ath11k_pcic_get_msi_address);
+
+int ath11k_pcic_get_user_msi_assignment(struct ath11k_base *ab, char *user_name,
+					int *num_vectors, u32 *user_base_data,
+					u32 *base_vector)
+{
+	const struct ath11k_msi_config *msi_config = ab->pci.msi.config;
+	int idx;
+
+	for (idx = 0; idx < msi_config->total_users; idx++) {
+		if (strcmp(user_name, msi_config->users[idx].name) == 0) {
+			*num_vectors = msi_config->users[idx].num_vectors;
+			*base_vector =  msi_config->users[idx].base_vector;
+			*user_base_data = *base_vector + ab->pci.msi.ep_base_data;
+
+			ath11k_dbg(ab, ATH11K_DBG_PCI,
+				   "msi assignment %s num_vectors %d user_base_data %u base_vector %u\n",
+				   user_name, *num_vectors, *user_base_data,
+				   *base_vector);
+
+			return 0;
+		}
+	}
+
+	ath11k_err(ab, "Failed to find MSI assignment for %s!\n", user_name);
+
+	return -EINVAL;
+}
+EXPORT_SYMBOL(ath11k_pcic_get_user_msi_assignment);
+
+void ath11k_pcic_get_ce_msi_idx(struct ath11k_base *ab, u32 ce_id, u32 *msi_idx)
+{
+	u32 i, msi_data_idx;
+
+	for (i = 0, msi_data_idx = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+
+		if (ce_id == i)
+			break;
+
+		msi_data_idx++;
+	}
+	*msi_idx = msi_data_idx;
+}
+EXPORT_SYMBOL(ath11k_pcic_get_ce_msi_idx);
+
+static void ath11k_pcic_free_ext_irq(struct ath11k_base *ab)
+{
+	int i, j;
+
+	for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) {
+		struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i];
+
+		for (j = 0; j < irq_grp->num_irq; j++)
+			free_irq(ab->irq_num[irq_grp->irqs[j]], irq_grp);
+
+		netif_napi_del(&irq_grp->napi);
+		free_netdev(irq_grp->napi_ndev);
+	}
+}
+
+void ath11k_pcic_free_irq(struct ath11k_base *ab)
+{
+	int i, irq_idx;
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+		irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + i;
+		free_irq(ab->irq_num[irq_idx], &ab->ce.ce_pipe[i]);
+	}
+
+	ath11k_pcic_free_ext_irq(ab);
+}
+EXPORT_SYMBOL(ath11k_pcic_free_irq);
+
+static void ath11k_pcic_ce_irq_enable(struct ath11k_base *ab, u16 ce_id)
+{
+	u32 irq_idx;
+
+	/* In case of one MSI vector, we handle irq enable/disable in a
+	 * uniform way since we only have one irq
+	 */
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		return;
+
+	irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + ce_id;
+	enable_irq(ab->irq_num[irq_idx]);
+}
+
+static void ath11k_pcic_ce_irq_disable(struct ath11k_base *ab, u16 ce_id)
+{
+	u32 irq_idx;
+
+	/* In case of one MSI vector, we handle irq enable/disable in a
+	 * uniform way since we only have one irq
+	 */
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		return;
+
+	irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + ce_id;
+	disable_irq_nosync(ab->irq_num[irq_idx]);
+}
+
+static void ath11k_pcic_ce_irqs_disable(struct ath11k_base *ab)
+{
+	int i;
+
+	clear_bit(ATH11K_FLAG_CE_IRQ_ENABLED, &ab->dev_flags);
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+		ath11k_pcic_ce_irq_disable(ab, i);
+	}
+}
+
+static void ath11k_pcic_sync_ce_irqs(struct ath11k_base *ab)
+{
+	int i;
+	int irq_idx;
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+
+		irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + i;
+		synchronize_irq(ab->irq_num[irq_idx]);
+	}
+}
+
+static void ath11k_pcic_ce_tasklet(struct tasklet_struct *t)
+{
+	struct ath11k_ce_pipe *ce_pipe = from_tasklet(ce_pipe, t, intr_tq);
+	int irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + ce_pipe->pipe_num;
+
+	ath11k_ce_per_engine_service(ce_pipe->ab, ce_pipe->pipe_num);
+
+	enable_irq(ce_pipe->ab->irq_num[irq_idx]);
+}
+
+static irqreturn_t ath11k_pcic_ce_interrupt_handler(int irq, void *arg)
+{
+	struct ath11k_ce_pipe *ce_pipe = arg;
+	struct ath11k_base *ab = ce_pipe->ab;
+	int irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + ce_pipe->pipe_num;
+
+	if (!test_bit(ATH11K_FLAG_CE_IRQ_ENABLED, &ab->dev_flags))
+		return IRQ_HANDLED;
+
+	/* last interrupt received for this CE */
+	ce_pipe->timestamp = jiffies;
+
+	disable_irq_nosync(ab->irq_num[irq_idx]);
+
+	tasklet_schedule(&ce_pipe->intr_tq);
+
+	return IRQ_HANDLED;
+}
+
+static void ath11k_pcic_ext_grp_disable(struct ath11k_ext_irq_grp *irq_grp)
+{
+	struct ath11k_base *ab = irq_grp->ab;
+	int i;
+
+	/* In case of one MSI vector, we handle irq enable/disable
+	 * in a uniform way since we only have one irq
+	 */
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		return;
+
+	for (i = 0; i < irq_grp->num_irq; i++)
+		disable_irq_nosync(irq_grp->ab->irq_num[irq_grp->irqs[i]]);
+}
+
+static void __ath11k_pcic_ext_irq_disable(struct ath11k_base *ab)
+{
+	int i;
+
+	clear_bit(ATH11K_FLAG_EXT_IRQ_ENABLED, &ab->dev_flags);
+
+	for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) {
+		struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i];
+
+		ath11k_pcic_ext_grp_disable(irq_grp);
+
+		if (irq_grp->napi_enabled) {
+			napi_synchronize(&irq_grp->napi);
+			napi_disable(&irq_grp->napi);
+			irq_grp->napi_enabled = false;
+		}
+	}
+}
+
+static void ath11k_pcic_ext_grp_enable(struct ath11k_ext_irq_grp *irq_grp)
+{
+	struct ath11k_base *ab = irq_grp->ab;
+	int i;
+
+	/* In case of one MSI vector, we handle irq enable/disable in a
+	 * uniform way since we only have one irq
+	 */
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		return;
+
+	for (i = 0; i < irq_grp->num_irq; i++)
+		enable_irq(irq_grp->ab->irq_num[irq_grp->irqs[i]]);
+}
+
+void ath11k_pcic_ext_irq_enable(struct ath11k_base *ab)
+{
+	int i;
+
+	for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) {
+		struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i];
+
+		if (!irq_grp->napi_enabled) {
+			napi_enable(&irq_grp->napi);
+			irq_grp->napi_enabled = true;
+		}
+		ath11k_pcic_ext_grp_enable(irq_grp);
+	}
+
+	set_bit(ATH11K_FLAG_EXT_IRQ_ENABLED, &ab->dev_flags);
+}
+EXPORT_SYMBOL(ath11k_pcic_ext_irq_enable);
+
+static void ath11k_pcic_sync_ext_irqs(struct ath11k_base *ab)
+{
+	int i, j, irq_idx;
+
+	for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) {
+		struct ath11k_ext_irq_grp *irq_grp = &ab->ext_irq_grp[i];
+
+		for (j = 0; j < irq_grp->num_irq; j++) {
+			irq_idx = irq_grp->irqs[j];
+			synchronize_irq(ab->irq_num[irq_idx]);
+		}
+	}
+}
+
+void ath11k_pcic_ext_irq_disable(struct ath11k_base *ab)
+{
+	__ath11k_pcic_ext_irq_disable(ab);
+	ath11k_pcic_sync_ext_irqs(ab);
+}
+EXPORT_SYMBOL(ath11k_pcic_ext_irq_disable);
+
+static int ath11k_pcic_ext_grp_napi_poll(struct napi_struct *napi, int budget)
+{
+	struct ath11k_ext_irq_grp *irq_grp = container_of(napi,
+						struct ath11k_ext_irq_grp,
+						napi);
+	struct ath11k_base *ab = irq_grp->ab;
+	int work_done;
+	int i;
+
+	work_done = ath11k_dp_service_srng(ab, irq_grp, budget);
+	if (work_done < budget) {
+		napi_complete_done(napi, work_done);
+		for (i = 0; i < irq_grp->num_irq; i++)
+			enable_irq(irq_grp->ab->irq_num[irq_grp->irqs[i]]);
+	}
+
+	if (work_done > budget)
+		work_done = budget;
+
+	return work_done;
+}
+
+static irqreturn_t ath11k_pcic_ext_interrupt_handler(int irq, void *arg)
+{
+	struct ath11k_ext_irq_grp *irq_grp = arg;
+	struct ath11k_base *ab = irq_grp->ab;
+	int i;
+
+	if (!test_bit(ATH11K_FLAG_EXT_IRQ_ENABLED, &ab->dev_flags))
+		return IRQ_HANDLED;
+
+	ath11k_dbg(irq_grp->ab, ATH11K_DBG_PCI, "ext irq %d\n", irq);
+
+	/* last interrupt received for this group */
+	irq_grp->timestamp = jiffies;
+
+	for (i = 0; i < irq_grp->num_irq; i++)
+		disable_irq_nosync(irq_grp->ab->irq_num[irq_grp->irqs[i]]);
+
+	napi_schedule(&irq_grp->napi);
+
+	return IRQ_HANDLED;
+}
+
+static int
+ath11k_pcic_get_msi_irq(struct ath11k_base *ab, unsigned int vector)
+{
+	return ab->pci.ops->get_msi_irq(ab, vector);
+}
+
+static int ath11k_pcic_ext_irq_config(struct ath11k_base *ab)
+{
+	int i, j, n, ret, num_vectors = 0;
+	u32 user_base_data = 0, base_vector = 0;
+	struct ath11k_ext_irq_grp *irq_grp;
+	unsigned long irq_flags;
+
+	ret = ath11k_pcic_get_user_msi_assignment(ab, "DP", &num_vectors,
+						  &user_base_data,
+						  &base_vector);
+	if (ret < 0)
+		return ret;
+
+	irq_flags = IRQF_SHARED;
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		irq_flags |= IRQF_NOBALANCING;
+
+	for (i = 0; i < ATH11K_EXT_IRQ_GRP_NUM_MAX; i++) {
+		irq_grp = &ab->ext_irq_grp[i];
+		u32 num_irq = 0;
+
+		irq_grp->ab = ab;
+		irq_grp->grp_id = i;
+		irq_grp->napi_ndev = alloc_netdev_dummy(0);
+		if (!irq_grp->napi_ndev) {
+			ret = -ENOMEM;
+			goto fail_allocate;
+		}
+
+		netif_napi_add(irq_grp->napi_ndev, &irq_grp->napi,
+			       ath11k_pcic_ext_grp_napi_poll);
+
+		if (ab->hw_params.ring_mask->tx[i] ||
+		    ab->hw_params.ring_mask->rx[i] ||
+		    ab->hw_params.ring_mask->rx_err[i] ||
+		    ab->hw_params.ring_mask->rx_wbm_rel[i] ||
+		    ab->hw_params.ring_mask->reo_status[i] ||
+		    ab->hw_params.ring_mask->rxdma2host[i] ||
+		    ab->hw_params.ring_mask->host2rxdma[i] ||
+		    ab->hw_params.ring_mask->rx_mon_status[i]) {
+			num_irq = 1;
+		}
+
+		irq_grp->num_irq = num_irq;
+		irq_grp->irqs[0] = ATH11K_PCI_IRQ_DP_OFFSET + i;
+
+		for (j = 0; j < irq_grp->num_irq; j++) {
+			int irq_idx = irq_grp->irqs[j];
+			int vector = (i % num_vectors) + base_vector;
+			int irq = ath11k_pcic_get_msi_irq(ab, vector);
+
+			if (irq < 0) {
+				ret = irq;
+				goto fail_irq;
+			}
+
+			ab->irq_num[irq_idx] = irq;
+
+			ath11k_dbg(ab, ATH11K_DBG_PCI,
+				   "irq %d group %d\n", irq, i);
+
+			irq_set_status_flags(irq, IRQ_DISABLE_UNLAZY);
+			ret = request_irq(irq, ath11k_pcic_ext_interrupt_handler,
+					  irq_flags, "DP_EXT_IRQ", irq_grp);
+			if (ret) {
+				ath11k_err(ab, "failed request irq %d: %d\n",
+					   vector, ret);
+				for (n = 0; n <= i; n++) {
+					irq_grp = &ab->ext_irq_grp[n];
+					free_netdev(irq_grp->napi_ndev);
+				}
+				return ret;
+			}
+		}
+		ath11k_pcic_ext_grp_disable(irq_grp);
+	}
+
+	return 0;
+fail_irq:
+	/* i ->napi_ndev was properly allocated. Free it also */
+	i += 1;
+fail_allocate:
+	for (n = 0; n < i; n++) {
+		irq_grp = &ab->ext_irq_grp[n];
+		free_netdev(irq_grp->napi_ndev);
+	}
+	return ret;
+}
+
+int ath11k_pcic_config_irq(struct ath11k_base *ab)
+{
+	struct ath11k_ce_pipe *ce_pipe;
+	u32 msi_data_start;
+	u32 msi_data_count, msi_data_idx;
+	u32 msi_irq_start;
+	unsigned int msi_data;
+	int irq, i, ret, irq_idx;
+	unsigned long irq_flags;
+
+	ret = ath11k_pcic_get_user_msi_assignment(ab, "CE", &msi_data_count,
+						  &msi_data_start, &msi_irq_start);
+	if (ret)
+		return ret;
+
+	irq_flags = IRQF_SHARED;
+	if (!test_bit(ATH11K_FLAG_MULTI_MSI_VECTORS, &ab->dev_flags))
+		irq_flags |= IRQF_NOBALANCING;
+
+	/* Configure CE irqs */
+	for (i = 0, msi_data_idx = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+
+		msi_data = (msi_data_idx % msi_data_count) + msi_irq_start;
+		irq = ath11k_pcic_get_msi_irq(ab, msi_data);
+		if (irq < 0)
+			return irq;
+
+		ce_pipe = &ab->ce.ce_pipe[i];
+
+		irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + i;
+
+		tasklet_setup(&ce_pipe->intr_tq, ath11k_pcic_ce_tasklet);
+
+		ret = request_irq(irq, ath11k_pcic_ce_interrupt_handler,
+				  irq_flags, irq_name[irq_idx], ce_pipe);
+		if (ret) {
+			ath11k_err(ab, "failed to request irq %d: %d\n",
+				   irq_idx, ret);
+			return ret;
+		}
+
+		ab->irq_num[irq_idx] = irq;
+		msi_data_idx++;
+
+		ath11k_pcic_ce_irq_disable(ab, i);
+	}
+
+	ret = ath11k_pcic_ext_irq_config(ab);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_config_irq);
+
+void ath11k_pcic_ce_irqs_enable(struct ath11k_base *ab)
+{
+	int i;
+
+	set_bit(ATH11K_FLAG_CE_IRQ_ENABLED, &ab->dev_flags);
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+		ath11k_pcic_ce_irq_enable(ab, i);
+	}
+}
+EXPORT_SYMBOL(ath11k_pcic_ce_irqs_enable);
+
+static void ath11k_pcic_kill_tasklets(struct ath11k_base *ab)
+{
+	int i;
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		struct ath11k_ce_pipe *ce_pipe = &ab->ce.ce_pipe[i];
+
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
+			continue;
+
+		tasklet_kill(&ce_pipe->intr_tq);
+	}
+}
+
+void ath11k_pcic_ce_irq_disable_sync(struct ath11k_base *ab)
+{
+	ath11k_pcic_ce_irqs_disable(ab);
+	ath11k_pcic_sync_ce_irqs(ab);
+	ath11k_pcic_kill_tasklets(ab);
+}
+EXPORT_SYMBOL(ath11k_pcic_ce_irq_disable_sync);
+
+void ath11k_pcic_stop(struct ath11k_base *ab)
+{
+	ath11k_pcic_ce_irq_disable_sync(ab);
+	ath11k_ce_cleanup_pipes(ab);
+}
+EXPORT_SYMBOL(ath11k_pcic_stop);
+
+int ath11k_pcic_start(struct ath11k_base *ab)
+{
+	set_bit(ATH11K_FLAG_DEVICE_INIT_DONE, &ab->dev_flags);
+
+	ath11k_pcic_ce_irqs_enable(ab);
+	ath11k_ce_rx_post_buf(ab);
+
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_start);
+
+int ath11k_pcic_map_service_to_pipe(struct ath11k_base *ab, u16 service_id,
+				    u8 *ul_pipe, u8 *dl_pipe)
+{
+	const struct service_to_pipe *entry;
+	bool ul_set = false, dl_set = false;
+	int i;
+
+	for (i = 0; i < ab->hw_params.svc_to_ce_map_len; i++) {
+		entry = &ab->hw_params.svc_to_ce_map[i];
+
+		if (__le32_to_cpu(entry->service_id) != service_id)
+			continue;
+
+		switch (__le32_to_cpu(entry->pipedir)) {
+		case PIPEDIR_NONE:
+			break;
+		case PIPEDIR_IN:
+			WARN_ON(dl_set);
+			*dl_pipe = __le32_to_cpu(entry->pipenum);
+			dl_set = true;
+			break;
+		case PIPEDIR_OUT:
+			WARN_ON(ul_set);
+			*ul_pipe = __le32_to_cpu(entry->pipenum);
+			ul_set = true;
+			break;
+		case PIPEDIR_INOUT:
+			WARN_ON(dl_set);
+			WARN_ON(ul_set);
+			*dl_pipe = __le32_to_cpu(entry->pipenum);
+			*ul_pipe = __le32_to_cpu(entry->pipenum);
+			dl_set = true;
+			ul_set = true;
+			break;
+		}
+	}
+
+	if (WARN_ON(!ul_set || !dl_set))
+		return -ENOENT;
+
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_map_service_to_pipe);
+
+int ath11k_pcic_register_pci_ops(struct ath11k_base *ab,
+				 const struct ath11k_pci_ops *pci_ops)
+{
+	if (!pci_ops)
+		return 0;
+
+	/* Return error if mandatory pci_ops callbacks are missing */
+	if (!pci_ops->get_msi_irq || !pci_ops->window_write32 ||
+	    !pci_ops->window_read32)
+		return -EINVAL;
+
+	ab->pci.ops = pci_ops;
+	return 0;
+}
+EXPORT_SYMBOL(ath11k_pcic_register_pci_ops);
+
+void ath11k_pci_enable_ce_irqs_except_wake_irq(struct ath11k_base *ab)
+{
+	int i;
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR ||
+		    i == ATH11K_PCI_CE_WAKE_IRQ)
+			continue;
+		ath11k_pcic_ce_irq_enable(ab, i);
+	}
+}
+EXPORT_SYMBOL(ath11k_pci_enable_ce_irqs_except_wake_irq);
+
+void ath11k_pci_disable_ce_irqs_except_wake_irq(struct ath11k_base *ab)
+{
+	int i;
+	int irq_idx;
+	struct ath11k_ce_pipe *ce_pipe;
+
+	for (i = 0; i < ab->hw_params.ce_count; i++) {
+		ce_pipe = &ab->ce.ce_pipe[i];
+		irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + i;
+
+		if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR ||
+		    i == ATH11K_PCI_CE_WAKE_IRQ)
+			continue;
+
+		disable_irq_nosync(ab->irq_num[irq_idx]);
+		synchronize_irq(ab->irq_num[irq_idx]);
+		tasklet_kill(&ce_pipe->intr_tq);
+	}
+}
+EXPORT_SYMBOL(ath11k_pci_disable_ce_irqs_except_wake_irq);

linux-7.2.3/drivers/net/wireless/ath/ath11k/pcic.h

@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _ATH11K_PCI_CMN_H
+#define _ATH11K_PCI_CMN_H
+
+#include "core.h"
+
+#define ATH11K_PCI_IRQ_CE0_OFFSET	3
+#define ATH11K_PCI_IRQ_DP_OFFSET	14
+
+#define ATH11K_PCI_CE_WAKE_IRQ	2
+
+#define ATH11K_PCI_WINDOW_ENABLE_BIT		0x40000000
+#define ATH11K_PCI_WINDOW_REG_ADDRESS		0x310c
+#define ATH11K_PCI_WINDOW_VALUE_MASK		GENMASK(24, 19)
+#define ATH11K_PCI_WINDOW_START			0x80000
+#define ATH11K_PCI_WINDOW_RANGE_MASK		GENMASK(18, 0)
+
+/* BAR0 + 4k is always accessible, and no
+ * need to force wakeup.
+ * 4K - 32 = 0xFE0
+ */
+#define ATH11K_PCI_ACCESS_ALWAYS_OFF 0xFE0
+
+int ath11k_pcic_get_user_msi_assignment(struct ath11k_base *ab, char *user_name,
+					int *num_vectors, u32 *user_base_data,
+					u32 *base_vector);
+void ath11k_pcic_write32(struct ath11k_base *ab, u32 offset, u32 value);
+u32 ath11k_pcic_read32(struct ath11k_base *ab, u32 offset);
+void ath11k_pcic_get_msi_address(struct ath11k_base *ab, u32 *msi_addr_lo,
+				 u32 *msi_addr_hi);
+void ath11k_pcic_get_ce_msi_idx(struct ath11k_base *ab, u32 ce_id, u32 *msi_idx);
+void ath11k_pcic_free_irq(struct ath11k_base *ab);
+int ath11k_pcic_config_irq(struct ath11k_base *ab);
+void ath11k_pcic_ext_irq_enable(struct ath11k_base *ab);
+void ath11k_pcic_ext_irq_disable(struct ath11k_base *ab);
+void ath11k_pcic_stop(struct ath11k_base *ab);
+int ath11k_pcic_start(struct ath11k_base *ab);
+int ath11k_pcic_map_service_to_pipe(struct ath11k_base *ab, u16 service_id,
+				    u8 *ul_pipe, u8 *dl_pipe);
+void ath11k_pcic_ce_irqs_enable(struct ath11k_base *ab);
+void ath11k_pcic_ce_irq_disable_sync(struct ath11k_base *ab);
+int ath11k_pcic_init_msi_config(struct ath11k_base *ab);
+int ath11k_pcic_register_pci_ops(struct ath11k_base *ab,
+				 const struct ath11k_pci_ops *pci_ops);
+int ath11k_pcic_read(struct ath11k_base *ab, void *buf, u32 start, u32 end);
+void ath11k_pci_enable_ce_irqs_except_wake_irq(struct ath11k_base *ab);
+void ath11k_pci_disable_ce_irqs_except_wake_irq(struct ath11k_base *ab);
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/peer.c

@@ -0,0 +1,670 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "core.h"
+#include "peer.h"
+#include "debug.h"
+
+static struct ath11k_peer *ath11k_peer_find_list_by_id(struct ath11k_base *ab,
+						       int peer_id)
+{
+	struct ath11k_peer *peer;
+
+	lockdep_assert_held(&ab->base_lock);
+
+	list_for_each_entry(peer, &ab->peers, list) {
+		if (peer->peer_id != peer_id)
+			continue;
+
+		return peer;
+	}
+
+	return NULL;
+}
+
+struct ath11k_peer *ath11k_peer_find(struct ath11k_base *ab, int vdev_id,
+				     const u8 *addr)
+{
+	struct ath11k_peer *peer;
+
+	lockdep_assert_held(&ab->base_lock);
+
+	list_for_each_entry(peer, &ab->peers, list) {
+		if (peer->vdev_id != vdev_id)
+			continue;
+		if (!ether_addr_equal(peer->addr, addr))
+			continue;
+
+		return peer;
+	}
+
+	return NULL;
+}
+
+struct ath11k_peer *ath11k_peer_find_by_addr(struct ath11k_base *ab,
+					     const u8 *addr)
+{
+	struct ath11k_peer *peer;
+
+	lockdep_assert_held(&ab->base_lock);
+
+	if (!ab->rhead_peer_addr)
+		return NULL;
+
+	peer = rhashtable_lookup_fast(ab->rhead_peer_addr, addr,
+				      ab->rhash_peer_addr_param);
+
+	return peer;
+}
+
+struct ath11k_peer *ath11k_peer_find_by_id(struct ath11k_base *ab,
+					   int peer_id)
+{
+	struct ath11k_peer *peer;
+
+	lockdep_assert_held(&ab->base_lock);
+
+	if (!ab->rhead_peer_id)
+		return NULL;
+
+	peer = rhashtable_lookup_fast(ab->rhead_peer_id, &peer_id,
+				      ab->rhash_peer_id_param);
+
+	return peer;
+}
+
+struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab,
+						int vdev_id)
+{
+	struct ath11k_peer *peer;
+
+	spin_lock_bh(&ab->base_lock);
+
+	list_for_each_entry(peer, &ab->peers, list) {
+		if (vdev_id == peer->vdev_id) {
+			spin_unlock_bh(&ab->base_lock);
+			return peer;
+		}
+	}
+	spin_unlock_bh(&ab->base_lock);
+	return NULL;
+}
+
+void ath11k_peer_unmap_event(struct ath11k_base *ab, u16 peer_id)
+{
+	struct ath11k_peer *peer;
+
+	spin_lock_bh(&ab->base_lock);
+
+	peer = ath11k_peer_find_list_by_id(ab, peer_id);
+	if (!peer) {
+		ath11k_warn(ab, "peer-unmap-event: unknown peer id %d\n",
+			    peer_id);
+		goto exit;
+	}
+
+	ath11k_dbg(ab, ATH11K_DBG_DP_HTT, "peer unmap vdev %d peer %pM id %d\n",
+		   peer->vdev_id, peer->addr, peer_id);
+
+	list_del(&peer->list);
+	kfree(peer);
+	wake_up(&ab->peer_mapping_wq);
+
+exit:
+	spin_unlock_bh(&ab->base_lock);
+}
+
+void ath11k_peer_map_event(struct ath11k_base *ab, u8 vdev_id, u16 peer_id,
+			   u8 *mac_addr, u16 ast_hash, u16 hw_peer_id)
+{
+	struct ath11k_peer *peer;
+
+	spin_lock_bh(&ab->base_lock);
+	peer = ath11k_peer_find(ab, vdev_id, mac_addr);
+	if (!peer) {
+		peer = kzalloc_obj(*peer, GFP_ATOMIC);
+		if (!peer)
+			goto exit;
+
+		peer->vdev_id = vdev_id;
+		peer->peer_id = peer_id;
+		peer->ast_hash = ast_hash;
+		peer->hw_peer_id = hw_peer_id;
+		ether_addr_copy(peer->addr, mac_addr);
+		list_add(&peer->list, &ab->peers);
+		wake_up(&ab->peer_mapping_wq);
+	}
+
+	ath11k_dbg(ab, ATH11K_DBG_DP_HTT, "peer map vdev %d peer %pM id %d\n",
+		   vdev_id, mac_addr, peer_id);
+
+exit:
+	spin_unlock_bh(&ab->base_lock);
+}
+
+static int ath11k_wait_for_peer_common(struct ath11k_base *ab, int vdev_id,
+				       const u8 *addr, bool expect_mapped)
+{
+	int ret;
+
+	ret = wait_event_timeout(ab->peer_mapping_wq, ({
+				bool mapped;
+
+				spin_lock_bh(&ab->base_lock);
+				mapped = !!ath11k_peer_find(ab, vdev_id, addr);
+				spin_unlock_bh(&ab->base_lock);
+
+				(mapped == expect_mapped ||
+				 test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags));
+				}), 3 * HZ);
+
+	if (ret <= 0)
+		return -ETIMEDOUT;
+
+	return 0;
+}
+
+static inline int ath11k_peer_rhash_insert(struct ath11k_base *ab,
+					   struct rhashtable *rtbl,
+					   struct rhash_head *rhead,
+					   struct rhashtable_params *params,
+					   void *key)
+{
+	struct ath11k_peer *tmp;
+
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	tmp = rhashtable_lookup_get_insert_fast(rtbl, rhead, *params);
+
+	if (!tmp)
+		return 0;
+	else if (IS_ERR(tmp))
+		return PTR_ERR(tmp);
+	else
+		return -EEXIST;
+}
+
+static inline int ath11k_peer_rhash_remove(struct ath11k_base *ab,
+					   struct rhashtable *rtbl,
+					   struct rhash_head *rhead,
+					   struct rhashtable_params *params)
+{
+	int ret;
+
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	ret = rhashtable_remove_fast(rtbl, rhead, *params);
+	if (ret && ret != -ENOENT)
+		return ret;
+
+	return 0;
+}
+
+static int ath11k_peer_rhash_add(struct ath11k_base *ab, struct ath11k_peer *peer)
+{
+	int ret;
+
+	lockdep_assert_held(&ab->base_lock);
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (!ab->rhead_peer_id || !ab->rhead_peer_addr)
+		return -EPERM;
+
+	ret = ath11k_peer_rhash_insert(ab, ab->rhead_peer_id, &peer->rhash_id,
+				       &ab->rhash_peer_id_param, &peer->peer_id);
+	if (ret) {
+		ath11k_warn(ab, "failed to add peer %pM with id %d in rhash_id ret %d\n",
+			    peer->addr, peer->peer_id, ret);
+		return ret;
+	}
+
+	ret = ath11k_peer_rhash_insert(ab, ab->rhead_peer_addr, &peer->rhash_addr,
+				       &ab->rhash_peer_addr_param, &peer->addr);
+	if (ret) {
+		ath11k_warn(ab, "failed to add peer %pM with id %d in rhash_addr ret %d\n",
+			    peer->addr, peer->peer_id, ret);
+		goto err_clean;
+	}
+
+	return 0;
+
+err_clean:
+	ath11k_peer_rhash_remove(ab, ab->rhead_peer_id, &peer->rhash_id,
+				 &ab->rhash_peer_id_param);
+	return ret;
+}
+
+void ath11k_peer_cleanup(struct ath11k *ar, u32 vdev_id)
+{
+	struct ath11k_peer *peer, *tmp;
+	struct ath11k_base *ab = ar->ab;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	mutex_lock(&ab->tbl_mtx_lock);
+	spin_lock_bh(&ab->base_lock);
+	list_for_each_entry_safe(peer, tmp, &ab->peers, list) {
+		if (peer->vdev_id != vdev_id)
+			continue;
+
+		ath11k_warn(ab, "removing stale peer %pM from vdev_id %d\n",
+			    peer->addr, vdev_id);
+
+		ath11k_peer_rhash_delete(ab, peer);
+		list_del(&peer->list);
+		kfree(peer);
+		ar->num_peers--;
+	}
+
+	spin_unlock_bh(&ab->base_lock);
+	mutex_unlock(&ab->tbl_mtx_lock);
+}
+
+static int ath11k_wait_for_peer_deleted(struct ath11k *ar, int vdev_id, const u8 *addr)
+{
+	return ath11k_wait_for_peer_common(ar->ab, vdev_id, addr, false);
+}
+
+int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id,
+				     const u8 *addr)
+{
+	int ret;
+	unsigned long time_left;
+
+	ret = ath11k_wait_for_peer_deleted(ar, vdev_id, addr);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed wait for peer deleted");
+		return ret;
+	}
+
+	time_left = wait_for_completion_timeout(&ar->peer_delete_done,
+						3 * HZ);
+	if (time_left == 0) {
+		ath11k_warn(ar->ab, "Timeout in receiving peer delete response\n");
+		return -ETIMEDOUT;
+	}
+
+	return 0;
+}
+
+static int __ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, const u8 *addr)
+{
+	int ret;
+	struct ath11k_peer *peer;
+	struct ath11k_base *ab = ar->ab;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	mutex_lock(&ab->tbl_mtx_lock);
+	spin_lock_bh(&ab->base_lock);
+
+	peer = ath11k_peer_find_by_addr(ab, addr);
+	/* Check if the found peer is what we want to remove.
+	 * While the sta is transitioning to another band we may
+	 * have 2 peer with the same addr assigned to different
+	 * vdev_id. Make sure we are deleting the correct peer.
+	 */
+	if (peer && peer->vdev_id == vdev_id)
+		ath11k_peer_rhash_delete(ab, peer);
+
+	/* Fallback to peer list search if the correct peer can't be found.
+	 * Skip the deletion of the peer from the rhash since it has already
+	 * been deleted in peer add.
+	 */
+	if (!peer)
+		peer = ath11k_peer_find(ab, vdev_id, addr);
+
+	if (!peer) {
+		spin_unlock_bh(&ab->base_lock);
+		mutex_unlock(&ab->tbl_mtx_lock);
+
+		ath11k_warn(ab,
+			    "failed to find peer vdev_id %d addr %pM in delete\n",
+			    vdev_id, addr);
+		return -EINVAL;
+	}
+
+	spin_unlock_bh(&ab->base_lock);
+	mutex_unlock(&ab->tbl_mtx_lock);
+
+	reinit_completion(&ar->peer_delete_done);
+
+	ret = ath11k_wmi_send_peer_delete_cmd(ar, addr, vdev_id);
+	if (ret) {
+		ath11k_warn(ab,
+			    "failed to delete peer vdev_id %d addr %pM ret %d\n",
+			    vdev_id, addr, ret);
+		return ret;
+	}
+
+	ret = ath11k_wait_for_peer_delete_done(ar, vdev_id, addr);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr)
+{
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	ret = __ath11k_peer_delete(ar, vdev_id, addr);
+	if (ret)
+		return ret;
+
+	ar->num_peers--;
+
+	return 0;
+}
+
+static int ath11k_wait_for_peer_created(struct ath11k *ar, int vdev_id, const u8 *addr)
+{
+	return ath11k_wait_for_peer_common(ar->ab, vdev_id, addr, true);
+}
+
+int ath11k_peer_create(struct ath11k *ar, struct ath11k_vif *arvif,
+		       struct ieee80211_sta *sta, struct peer_create_params *param)
+{
+	struct ath11k_peer *peer;
+	struct ath11k_sta *arsta;
+	int ret, fbret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	if (ar->num_peers > (ar->max_num_peers - 1)) {
+		ath11k_warn(ar->ab,
+			    "failed to create peer due to insufficient peer entry resource in firmware\n");
+		return -ENOBUFS;
+	}
+
+	mutex_lock(&ar->ab->tbl_mtx_lock);
+	spin_lock_bh(&ar->ab->base_lock);
+	peer = ath11k_peer_find_by_addr(ar->ab, param->peer_addr);
+	if (peer) {
+		if (peer->vdev_id == param->vdev_id) {
+			spin_unlock_bh(&ar->ab->base_lock);
+			mutex_unlock(&ar->ab->tbl_mtx_lock);
+			return -EINVAL;
+		}
+
+		/* Assume sta is transitioning to another band.
+		 * Remove here the peer from rhash.
+		 */
+		ath11k_peer_rhash_delete(ar->ab, peer);
+	}
+	spin_unlock_bh(&ar->ab->base_lock);
+	mutex_unlock(&ar->ab->tbl_mtx_lock);
+
+	ret = ath11k_wmi_send_peer_create_cmd(ar, param);
+	if (ret) {
+		ath11k_warn(ar->ab,
+			    "failed to send peer create vdev_id %d ret %d\n",
+			    param->vdev_id, ret);
+		return ret;
+	}
+
+	ret = ath11k_wait_for_peer_created(ar, param->vdev_id,
+					   param->peer_addr);
+	if (ret)
+		return ret;
+
+	mutex_lock(&ar->ab->tbl_mtx_lock);
+	spin_lock_bh(&ar->ab->base_lock);
+
+	peer = ath11k_peer_find(ar->ab, param->vdev_id, param->peer_addr);
+	if (!peer) {
+		spin_unlock_bh(&ar->ab->base_lock);
+		mutex_unlock(&ar->ab->tbl_mtx_lock);
+		ath11k_warn(ar->ab, "failed to find peer %pM on vdev %i after creation\n",
+			    param->peer_addr, param->vdev_id);
+
+		ret = -ENOENT;
+		goto cleanup;
+	}
+
+	ret = ath11k_peer_rhash_add(ar->ab, peer);
+	if (ret) {
+		spin_unlock_bh(&ar->ab->base_lock);
+		mutex_unlock(&ar->ab->tbl_mtx_lock);
+		goto cleanup;
+	}
+
+	peer->pdev_idx = ar->pdev_idx;
+	peer->sta = sta;
+
+	if (arvif->vif->type == NL80211_IFTYPE_STATION) {
+		arvif->ast_hash = peer->ast_hash;
+		arvif->ast_idx = peer->hw_peer_id;
+	}
+
+	peer->sec_type = HAL_ENCRYPT_TYPE_OPEN;
+	peer->sec_type_grp = HAL_ENCRYPT_TYPE_OPEN;
+
+	if (sta) {
+		arsta = ath11k_sta_to_arsta(sta);
+		arsta->tcl_metadata |= FIELD_PREP(HTT_TCL_META_DATA_TYPE, 0) |
+				       FIELD_PREP(HTT_TCL_META_DATA_PEER_ID,
+						  peer->peer_id);
+
+		/* set HTT extension valid bit to 0 by default */
+		arsta->tcl_metadata &= ~HTT_TCL_META_DATA_VALID_HTT;
+	}
+
+	ar->num_peers++;
+
+	spin_unlock_bh(&ar->ab->base_lock);
+	mutex_unlock(&ar->ab->tbl_mtx_lock);
+
+	return 0;
+
+cleanup:
+	fbret = __ath11k_peer_delete(ar, param->vdev_id, param->peer_addr);
+	if (fbret)
+		ath11k_warn(ar->ab, "failed peer %pM delete vdev_id %d fallback ret %d\n",
+			    param->peer_addr, param->vdev_id, fbret);
+
+	return ret;
+}
+
+int ath11k_peer_rhash_delete(struct ath11k_base *ab, struct ath11k_peer *peer)
+{
+	int ret;
+
+	lockdep_assert_held(&ab->base_lock);
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (!ab->rhead_peer_id || !ab->rhead_peer_addr)
+		return -EPERM;
+
+	ret = ath11k_peer_rhash_remove(ab, ab->rhead_peer_addr, &peer->rhash_addr,
+				       &ab->rhash_peer_addr_param);
+	if (ret) {
+		ath11k_warn(ab, "failed to remove peer %pM id %d in rhash_addr ret %d\n",
+			    peer->addr, peer->peer_id, ret);
+		return ret;
+	}
+
+	ret = ath11k_peer_rhash_remove(ab, ab->rhead_peer_id, &peer->rhash_id,
+				       &ab->rhash_peer_id_param);
+	if (ret) {
+		ath11k_warn(ab, "failed to remove peer %pM id %d in rhash_id ret %d\n",
+			    peer->addr, peer->peer_id, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int ath11k_peer_rhash_id_tbl_init(struct ath11k_base *ab)
+{
+	struct rhashtable_params *param;
+	struct rhashtable *rhash_id_tbl;
+	int ret;
+	size_t size;
+
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (ab->rhead_peer_id)
+		return 0;
+
+	size = sizeof(*ab->rhead_peer_id);
+	rhash_id_tbl = kzalloc(size, GFP_KERNEL);
+	if (!rhash_id_tbl) {
+		ath11k_warn(ab, "failed to init rhash id table due to no mem (size %zu)\n",
+			    size);
+		return -ENOMEM;
+	}
+
+	param = &ab->rhash_peer_id_param;
+
+	param->key_offset = offsetof(struct ath11k_peer, peer_id);
+	param->head_offset = offsetof(struct ath11k_peer, rhash_id);
+	param->key_len = sizeof_field(struct ath11k_peer, peer_id);
+	param->automatic_shrinking = true;
+	param->nelem_hint = ab->num_radios * TARGET_NUM_PEERS_PDEV(ab);
+
+	ret = rhashtable_init(rhash_id_tbl, param);
+	if (ret) {
+		ath11k_warn(ab, "failed to init peer id rhash table %d\n", ret);
+		goto err_free;
+	}
+
+	spin_lock_bh(&ab->base_lock);
+
+	if (!ab->rhead_peer_id) {
+		ab->rhead_peer_id = rhash_id_tbl;
+	} else {
+		spin_unlock_bh(&ab->base_lock);
+		goto cleanup_tbl;
+	}
+
+	spin_unlock_bh(&ab->base_lock);
+
+	return 0;
+
+cleanup_tbl:
+	rhashtable_destroy(rhash_id_tbl);
+err_free:
+	kfree(rhash_id_tbl);
+
+	return ret;
+}
+
+static int ath11k_peer_rhash_addr_tbl_init(struct ath11k_base *ab)
+{
+	struct rhashtable_params *param;
+	struct rhashtable *rhash_addr_tbl;
+	int ret;
+	size_t size;
+
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (ab->rhead_peer_addr)
+		return 0;
+
+	size = sizeof(*ab->rhead_peer_addr);
+	rhash_addr_tbl = kzalloc(size, GFP_KERNEL);
+	if (!rhash_addr_tbl) {
+		ath11k_warn(ab, "failed to init rhash addr table due to no mem (size %zu)\n",
+			    size);
+		return -ENOMEM;
+	}
+
+	param = &ab->rhash_peer_addr_param;
+
+	param->key_offset = offsetof(struct ath11k_peer, addr);
+	param->head_offset = offsetof(struct ath11k_peer, rhash_addr);
+	param->key_len = sizeof_field(struct ath11k_peer, addr);
+	param->automatic_shrinking = true;
+	param->nelem_hint = ab->num_radios * TARGET_NUM_PEERS_PDEV(ab);
+
+	ret = rhashtable_init(rhash_addr_tbl, param);
+	if (ret) {
+		ath11k_warn(ab, "failed to init peer addr rhash table %d\n", ret);
+		goto err_free;
+	}
+
+	spin_lock_bh(&ab->base_lock);
+
+	if (!ab->rhead_peer_addr) {
+		ab->rhead_peer_addr = rhash_addr_tbl;
+	} else {
+		spin_unlock_bh(&ab->base_lock);
+		goto cleanup_tbl;
+	}
+
+	spin_unlock_bh(&ab->base_lock);
+
+	return 0;
+
+cleanup_tbl:
+	rhashtable_destroy(rhash_addr_tbl);
+err_free:
+	kfree(rhash_addr_tbl);
+
+	return ret;
+}
+
+static inline void ath11k_peer_rhash_id_tbl_destroy(struct ath11k_base *ab)
+{
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (!ab->rhead_peer_id)
+		return;
+
+	rhashtable_destroy(ab->rhead_peer_id);
+	kfree(ab->rhead_peer_id);
+	ab->rhead_peer_id = NULL;
+}
+
+static inline void ath11k_peer_rhash_addr_tbl_destroy(struct ath11k_base *ab)
+{
+	lockdep_assert_held(&ab->tbl_mtx_lock);
+
+	if (!ab->rhead_peer_addr)
+		return;
+
+	rhashtable_destroy(ab->rhead_peer_addr);
+	kfree(ab->rhead_peer_addr);
+	ab->rhead_peer_addr = NULL;
+}
+
+int ath11k_peer_rhash_tbl_init(struct ath11k_base *ab)
+{
+	int ret;
+
+	mutex_lock(&ab->tbl_mtx_lock);
+
+	ret = ath11k_peer_rhash_id_tbl_init(ab);
+	if (ret)
+		goto out;
+
+	ret = ath11k_peer_rhash_addr_tbl_init(ab);
+	if (ret)
+		goto cleanup_tbl;
+
+	mutex_unlock(&ab->tbl_mtx_lock);
+
+	return 0;
+
+cleanup_tbl:
+	ath11k_peer_rhash_id_tbl_destroy(ab);
+out:
+	mutex_unlock(&ab->tbl_mtx_lock);
+	return ret;
+}
+
+void ath11k_peer_rhash_tbl_destroy(struct ath11k_base *ab)
+{
+	mutex_lock(&ab->tbl_mtx_lock);
+
+	ath11k_peer_rhash_addr_tbl_destroy(ab);
+	ath11k_peer_rhash_id_tbl_destroy(ab);
+
+	mutex_unlock(&ab->tbl_mtx_lock);
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/peer.h

@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_PEER_H
+#define ATH11K_PEER_H
+
+struct ath11k_peer {
+	struct list_head list;
+	struct ieee80211_sta *sta;
+	int vdev_id;
+	u8 addr[ETH_ALEN];
+	int peer_id;
+	u16 ast_hash;
+	u8 pdev_idx;
+	u16 hw_peer_id;
+
+	/* protected by ab->data_lock */
+	struct ieee80211_key_conf *keys[WMI_MAX_KEY_INDEX + 1];
+	struct dp_rx_tid rx_tid[IEEE80211_NUM_TIDS + 1];
+
+	/* peer id based rhashtable list pointer */
+	struct rhash_head rhash_id;
+	/* peer addr based rhashtable list pointer */
+	struct rhash_head rhash_addr;
+
+	/* Info used in MMIC verification of
+	 * RX fragments
+	 */
+	u8 mcast_keyidx;
+	u8 ucast_keyidx;
+	u16 sec_type;
+	u16 sec_type_grp;
+	bool is_authorized;
+	bool dp_setup_done;
+};
+
+void ath11k_peer_unmap_event(struct ath11k_base *ab, u16 peer_id);
+void ath11k_peer_map_event(struct ath11k_base *ab, u8 vdev_id, u16 peer_id,
+			   u8 *mac_addr, u16 ast_hash, u16 hw_peer_id);
+struct ath11k_peer *ath11k_peer_find(struct ath11k_base *ab, int vdev_id,
+				     const u8 *addr);
+struct ath11k_peer *ath11k_peer_find_by_addr(struct ath11k_base *ab,
+					     const u8 *addr);
+struct ath11k_peer *ath11k_peer_find_by_id(struct ath11k_base *ab, int peer_id);
+void ath11k_peer_cleanup(struct ath11k *ar, u32 vdev_id);
+int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr);
+int ath11k_peer_create(struct ath11k *ar, struct ath11k_vif *arvif,
+		       struct ieee80211_sta *sta, struct peer_create_params *param);
+int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id,
+				     const u8 *addr);
+struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab,
+						int vdev_id);
+int ath11k_peer_rhash_tbl_init(struct ath11k_base *ab);
+void ath11k_peer_rhash_tbl_destroy(struct ath11k_base *ab);
+int ath11k_peer_rhash_delete(struct ath11k_base *ab, struct ath11k_peer *peer);
+#endif /* _PEER_H_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/qmi.h

@@ -0,0 +1,525 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_QMI_H
+#define ATH11K_QMI_H
+
+#include <linux/mutex.h>
+#include <linux/soc/qcom/qmi.h>
+
+#define ATH11K_HOST_VERSION_STRING		"WIN"
+#define ATH11K_QMI_WLANFW_TIMEOUT_MS		10000
+#define ATH11K_QMI_MAX_BDF_FILE_NAME_SIZE	64
+#define ATH11K_QMI_CALDB_ADDRESS		0x4BA00000
+#define ATH11K_QMI_WLANFW_MAX_BUILD_ID_LEN_V01	128
+#define ATH11K_QMI_WLFW_SERVICE_VERS_V01	0x01
+#define ATH11K_QMI_WLFW_SERVICE_INS_ID_V01	0x02
+#define ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390	0x01
+#define ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074	0x02
+#define ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCN9074	0x07
+#define ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_WCN6750	0x03
+#define ATH11K_QMI_WLANFW_MAX_TIMESTAMP_LEN_V01	32
+#define ATH11K_QMI_RESP_LEN_MAX			8192
+#define ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01	52
+#define ATH11K_QMI_CALDB_SIZE			0x480000
+#define ATH11K_QMI_BDF_EXT_STR_LENGTH		0x20
+#define ATH11K_QMI_FW_MEM_REQ_SEGMENT_CNT	5
+
+#define QMI_WLFW_REQUEST_MEM_IND_V01		0x0035
+#define QMI_WLFW_FW_MEM_READY_IND_V01		0x0037
+#define QMI_WLFW_COLD_BOOT_CAL_DONE_IND_V01	0x003E
+#define QMI_WLFW_FW_READY_IND_V01		0x0021
+#define QMI_WLFW_FW_INIT_DONE_IND_V01		0x0038
+
+#define QMI_WLANFW_MAX_DATA_SIZE_V01		6144
+#define ATH11K_FIRMWARE_MODE_OFF		4
+#define ATH11K_COLD_BOOT_FW_RESET_DELAY		(60 * HZ)
+
+#define ATH11K_QMI_DEVICE_BAR_SIZE		0x200000
+
+struct ath11k_base;
+
+enum ath11k_qmi_file_type {
+	ATH11K_QMI_FILE_TYPE_BDF_GOLDEN,
+	ATH11K_QMI_FILE_TYPE_CALDATA = 2,
+	ATH11K_QMI_FILE_TYPE_EEPROM,
+	ATH11K_QMI_MAX_FILE_TYPE,
+};
+
+enum ath11k_qmi_bdf_type {
+	ATH11K_QMI_BDF_TYPE_BIN			= 0,
+	ATH11K_QMI_BDF_TYPE_ELF			= 1,
+	ATH11K_QMI_BDF_TYPE_REGDB		= 4,
+};
+
+enum ath11k_qmi_event_type {
+	ATH11K_QMI_EVENT_SERVER_ARRIVE,
+	ATH11K_QMI_EVENT_SERVER_EXIT,
+	ATH11K_QMI_EVENT_REQUEST_MEM,
+	ATH11K_QMI_EVENT_FW_MEM_READY,
+	ATH11K_QMI_EVENT_FW_READY,
+	ATH11K_QMI_EVENT_COLD_BOOT_CAL_START,
+	ATH11K_QMI_EVENT_COLD_BOOT_CAL_DONE,
+	ATH11K_QMI_EVENT_REGISTER_DRIVER,
+	ATH11K_QMI_EVENT_UNREGISTER_DRIVER,
+	ATH11K_QMI_EVENT_RECOVERY,
+	ATH11K_QMI_EVENT_FORCE_FW_ASSERT,
+	ATH11K_QMI_EVENT_POWER_UP,
+	ATH11K_QMI_EVENT_POWER_DOWN,
+	ATH11K_QMI_EVENT_FW_INIT_DONE,
+	ATH11K_QMI_EVENT_MAX,
+};
+
+struct ath11k_qmi_driver_event {
+	struct list_head list;
+	enum ath11k_qmi_event_type type;
+	void *data;
+};
+
+struct ath11k_qmi_ce_cfg {
+	const struct ce_pipe_config *tgt_ce;
+	int tgt_ce_len;
+	const struct service_to_pipe *svc_to_ce_map;
+	int svc_to_ce_map_len;
+	const u8 *shadow_reg;
+	int shadow_reg_len;
+	u32 *shadow_reg_v2;
+	int shadow_reg_v2_len;
+};
+
+struct ath11k_qmi_event_msg {
+	struct list_head list;
+	enum ath11k_qmi_event_type type;
+};
+
+struct target_mem_chunk {
+	u32 size;
+	u32 type;
+	u32 prev_size;
+	u32 prev_type;
+	dma_addr_t paddr;
+	union {
+		u32 *vaddr;
+		void __iomem *iaddr;
+		void *anyaddr;
+	};
+};
+
+struct target_info {
+	u32 chip_id;
+	u32 chip_family;
+	u32 board_id;
+	u32 soc_id;
+	u32 fw_version;
+	u32 eeprom_caldata;
+	char fw_build_timestamp[ATH11K_QMI_WLANFW_MAX_TIMESTAMP_LEN_V01 + 1];
+	char fw_build_id[ATH11K_QMI_WLANFW_MAX_BUILD_ID_LEN_V01 + 1];
+	char bdf_ext[ATH11K_QMI_BDF_EXT_STR_LENGTH];
+};
+
+struct m3_mem_region {
+	u32 size;
+	dma_addr_t paddr;
+	void *vaddr;
+};
+
+struct ath11k_qmi {
+	struct ath11k_base *ab;
+	struct qmi_handle handle;
+	struct sockaddr_qrtr sq;
+	struct work_struct event_work;
+	struct workqueue_struct *event_wq;
+	struct list_head event_list;
+	spinlock_t event_lock; /* spinlock for qmi event list */
+	struct ath11k_qmi_ce_cfg ce_cfg;
+	struct target_mem_chunk target_mem[ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01];
+	u32 mem_seg_count;
+	u32 target_mem_mode;
+	bool target_mem_delayed;
+	u8 cal_done;
+	struct target_info target;
+	struct m3_mem_region m3_mem;
+	unsigned int service_ins_id;
+	wait_queue_head_t cold_boot_waitq;
+};
+
+#define QMI_WLANFW_HOST_CAP_REQ_MSG_V01_MAX_LEN		261
+#define QMI_WLANFW_HOST_CAP_REQ_V01			0x0034
+#define QMI_WLANFW_HOST_CAP_RESP_MSG_V01_MAX_LEN	7
+#define QMI_WLFW_HOST_CAP_RESP_V01			0x0034
+#define QMI_WLFW_MAX_NUM_GPIO_V01			32
+#define QMI_IPQ8074_FW_MEM_MODE				0xFF
+#define HOST_DDR_REGION_TYPE				0x1
+#define BDF_MEM_REGION_TYPE				0x2
+#define M3_DUMP_REGION_TYPE				0x3
+#define CALDB_MEM_REGION_TYPE				0x4
+#define PAGEABLE_MEM_REGION_TYPE			0x9
+
+struct qmi_wlanfw_host_cap_req_msg_v01 {
+	u8 num_clients_valid;
+	u32 num_clients;
+	u8 wake_msi_valid;
+	u32 wake_msi;
+	u8 gpios_valid;
+	u32 gpios_len;
+	u32 gpios[QMI_WLFW_MAX_NUM_GPIO_V01];
+	u8 nm_modem_valid;
+	u8 nm_modem;
+	u8 bdf_support_valid;
+	u8 bdf_support;
+	u8 bdf_cache_support_valid;
+	u8 bdf_cache_support;
+	u8 m3_support_valid;
+	u8 m3_support;
+	u8 m3_cache_support_valid;
+	u8 m3_cache_support;
+	u8 cal_filesys_support_valid;
+	u8 cal_filesys_support;
+	u8 cal_cache_support_valid;
+	u8 cal_cache_support;
+	u8 cal_done_valid;
+	u8 cal_done;
+	u8 mem_bucket_valid;
+	u32 mem_bucket;
+	u8 mem_cfg_mode_valid;
+	u8 mem_cfg_mode;
+};
+
+struct qmi_wlanfw_host_cap_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+#define QMI_WLANFW_IND_REGISTER_REQ_MSG_V01_MAX_LEN		54
+#define QMI_WLANFW_IND_REGISTER_REQ_V01				0x0020
+#define QMI_WLANFW_IND_REGISTER_RESP_MSG_V01_MAX_LEN		18
+#define QMI_WLANFW_IND_REGISTER_RESP_V01			0x0020
+#define QMI_WLANFW_CLIENT_ID					0x4b4e454c
+
+struct qmi_wlanfw_ind_register_req_msg_v01 {
+	u8 fw_ready_enable_valid;
+	u8 fw_ready_enable;
+	u8 initiate_cal_download_enable_valid;
+	u8 initiate_cal_download_enable;
+	u8 initiate_cal_update_enable_valid;
+	u8 initiate_cal_update_enable;
+	u8 msa_ready_enable_valid;
+	u8 msa_ready_enable;
+	u8 pin_connect_result_enable_valid;
+	u8 pin_connect_result_enable;
+	u8 client_id_valid;
+	u32 client_id;
+	u8 request_mem_enable_valid;
+	u8 request_mem_enable;
+	u8 fw_mem_ready_enable_valid;
+	u8 fw_mem_ready_enable;
+	u8 fw_init_done_enable_valid;
+	u8 fw_init_done_enable;
+	u8 rejuvenate_enable_valid;
+	u32 rejuvenate_enable;
+	u8 xo_cal_enable_valid;
+	u8 xo_cal_enable;
+	u8 cal_done_enable_valid;
+	u8 cal_done_enable;
+};
+
+struct qmi_wlanfw_ind_register_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+	u8 fw_status_valid;
+	u64 fw_status;
+};
+
+#define QMI_WLANFW_REQUEST_MEM_IND_MSG_V01_MAX_LEN	1824
+#define QMI_WLANFW_RESPOND_MEM_REQ_MSG_V01_MAX_LEN	888
+#define QMI_WLANFW_RESPOND_MEM_RESP_MSG_V01_MAX_LEN	7
+#define QMI_WLANFW_REQUEST_MEM_IND_V01			0x0035
+#define QMI_WLANFW_RESPOND_MEM_REQ_V01			0x0036
+#define QMI_WLANFW_RESPOND_MEM_RESP_V01			0x0036
+#define QMI_WLANFW_MAX_NUM_MEM_CFG_V01			2
+
+struct qmi_wlanfw_mem_cfg_s_v01 {
+	u64 offset;
+	u32 size;
+	u8 secure_flag;
+};
+
+enum qmi_wlanfw_mem_type_enum_v01 {
+	WLANFW_MEM_TYPE_ENUM_MIN_VAL_V01 = INT_MIN,
+	QMI_WLANFW_MEM_TYPE_MSA_V01 = 0,
+	QMI_WLANFW_MEM_TYPE_DDR_V01 = 1,
+	QMI_WLANFW_MEM_BDF_V01 = 2,
+	QMI_WLANFW_MEM_M3_V01 = 3,
+	QMI_WLANFW_MEM_CAL_V01 = 4,
+	QMI_WLANFW_MEM_DPD_V01 = 5,
+	WLANFW_MEM_TYPE_ENUM_MAX_VAL_V01 = INT_MAX,
+};
+
+struct qmi_wlanfw_mem_seg_s_v01 {
+	u32 size;
+	enum qmi_wlanfw_mem_type_enum_v01 type;
+	u32 mem_cfg_len;
+	struct qmi_wlanfw_mem_cfg_s_v01 mem_cfg[QMI_WLANFW_MAX_NUM_MEM_CFG_V01];
+};
+
+struct qmi_wlanfw_request_mem_ind_msg_v01 {
+	u32 mem_seg_len;
+	struct qmi_wlanfw_mem_seg_s_v01 mem_seg[ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01];
+};
+
+struct qmi_wlanfw_mem_seg_resp_s_v01 {
+	u64 addr;
+	u32 size;
+	enum qmi_wlanfw_mem_type_enum_v01 type;
+	u8 restore;
+};
+
+struct qmi_wlanfw_respond_mem_req_msg_v01 {
+	u32 mem_seg_len;
+	struct qmi_wlanfw_mem_seg_resp_s_v01 mem_seg[ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01];
+};
+
+struct qmi_wlanfw_respond_mem_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+struct qmi_wlanfw_fw_mem_ready_ind_msg_v01 {
+	char placeholder;
+};
+
+struct qmi_wlanfw_fw_ready_ind_msg_v01 {
+	char placeholder;
+};
+
+struct qmi_wlanfw_fw_cold_cal_done_ind_msg_v01 {
+	char placeholder;
+};
+
+struct qmi_wlfw_fw_init_done_ind_msg_v01 {
+	char placeholder;
+};
+
+#define QMI_WLANFW_CAP_REQ_MSG_V01_MAX_LEN		0
+#define QMI_WLANFW_CAP_RESP_MSG_V01_MAX_LEN		235
+#define QMI_WLANFW_CAP_REQ_V01				0x0024
+#define QMI_WLANFW_CAP_RESP_V01				0x0024
+#define QMI_WLANFW_DEVICE_INFO_REQ_V01			0x004C
+#define QMI_WLANFW_DEVICE_INFO_REQ_MSG_V01_MAX_LEN	0
+
+enum qmi_wlanfw_pipedir_enum_v01 {
+	QMI_WLFW_PIPEDIR_NONE_V01 = 0,
+	QMI_WLFW_PIPEDIR_IN_V01 = 1,
+	QMI_WLFW_PIPEDIR_OUT_V01 = 2,
+	QMI_WLFW_PIPEDIR_INOUT_V01 = 3,
+};
+
+struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01 {
+	__le32 pipe_num;
+	__le32 pipe_dir;
+	__le32 nentries;
+	__le32 nbytes_max;
+	__le32 flags;
+};
+
+struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01 {
+	__le32 service_id;
+	__le32 pipe_dir;
+	__le32 pipe_num;
+};
+
+struct qmi_wlanfw_shadow_reg_cfg_s_v01 {
+	u16 id;
+	u16 offset;
+};
+
+struct qmi_wlanfw_shadow_reg_v2_cfg_s_v01 {
+	u32 addr;
+};
+
+struct qmi_wlanfw_memory_region_info_s_v01 {
+	u64 region_addr;
+	u32 size;
+	u8 secure_flag;
+};
+
+struct qmi_wlanfw_rf_chip_info_s_v01 {
+	u32 chip_id;
+	u32 chip_family;
+};
+
+struct qmi_wlanfw_rf_board_info_s_v01 {
+	u32 board_id;
+};
+
+struct qmi_wlanfw_soc_info_s_v01 {
+	u32 soc_id;
+};
+
+struct qmi_wlanfw_fw_version_info_s_v01 {
+	u32 fw_version;
+	char fw_build_timestamp[ATH11K_QMI_WLANFW_MAX_TIMESTAMP_LEN_V01 + 1];
+};
+
+enum qmi_wlanfw_cal_temp_id_enum_v01 {
+	QMI_WLANFW_CAL_TEMP_IDX_0_V01 = 0,
+	QMI_WLANFW_CAL_TEMP_IDX_1_V01 = 1,
+	QMI_WLANFW_CAL_TEMP_IDX_2_V01 = 2,
+	QMI_WLANFW_CAL_TEMP_IDX_3_V01 = 3,
+	QMI_WLANFW_CAL_TEMP_IDX_4_V01 = 4,
+	QMI_WLANFW_CAL_TEMP_ID_MAX_V01 = 0xFF,
+};
+
+struct qmi_wlanfw_cap_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+	u8 chip_info_valid;
+	struct qmi_wlanfw_rf_chip_info_s_v01 chip_info;
+	u8 board_info_valid;
+	struct qmi_wlanfw_rf_board_info_s_v01 board_info;
+	u8 soc_info_valid;
+	struct qmi_wlanfw_soc_info_s_v01 soc_info;
+	u8 fw_version_info_valid;
+	struct qmi_wlanfw_fw_version_info_s_v01 fw_version_info;
+	u8 fw_build_id_valid;
+	char fw_build_id[ATH11K_QMI_WLANFW_MAX_BUILD_ID_LEN_V01 + 1];
+	u8 num_macs_valid;
+	u8 num_macs;
+	u8 voltage_mv_valid;
+	u32 voltage_mv;
+	u8 time_freq_hz_valid;
+	u32 time_freq_hz;
+	u8 otp_version_valid;
+	u32 otp_version;
+	u8 eeprom_read_timeout_valid;
+	u32 eeprom_read_timeout;
+};
+
+struct qmi_wlanfw_cap_req_msg_v01 {
+	char placeholder;
+};
+
+struct qmi_wlanfw_device_info_req_msg_v01 {
+	char placeholder;
+};
+
+struct qmi_wlanfw_device_info_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+	u64 bar_addr;
+	u32 bar_size;
+	u8 bar_addr_valid;
+	u8 bar_size_valid;
+};
+
+#define QMI_WLANFW_BDF_DOWNLOAD_REQ_MSG_V01_MAX_LEN	6182
+#define QMI_WLANFW_BDF_DOWNLOAD_RESP_MSG_V01_MAX_LEN	7
+#define QMI_WLANFW_BDF_DOWNLOAD_RESP_V01		0x0025
+#define QMI_WLANFW_BDF_DOWNLOAD_REQ_V01			0x0025
+/* TODO: Need to check with MCL and FW team that data can be pointer and
+ * can be last element in structure
+ */
+struct qmi_wlanfw_bdf_download_req_msg_v01 {
+	u8 valid;
+	u8 file_id_valid;
+	enum qmi_wlanfw_cal_temp_id_enum_v01 file_id;
+	u8 total_size_valid;
+	u32 total_size;
+	u8 seg_id_valid;
+	u32 seg_id;
+	u8 data_valid;
+	u32 data_len;
+	u8 data[QMI_WLANFW_MAX_DATA_SIZE_V01];
+	u8 end_valid;
+	u8 end;
+	u8 bdf_type_valid;
+	u8 bdf_type;
+
+};
+
+struct qmi_wlanfw_bdf_download_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+#define QMI_WLANFW_M3_INFO_REQ_MSG_V01_MAX_MSG_LEN	18
+#define QMI_WLANFW_M3_INFO_RESP_MSG_V01_MAX_MSG_LEN	7
+#define QMI_WLANFW_M3_INFO_RESP_V01		0x003C
+#define QMI_WLANFW_M3_INFO_REQ_V01		0x003C
+
+struct qmi_wlanfw_m3_info_req_msg_v01 {
+	u64 addr;
+	u32 size;
+};
+
+struct qmi_wlanfw_m3_info_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+#define QMI_WLANFW_WLAN_MODE_REQ_MSG_V01_MAX_LEN	11
+#define QMI_WLANFW_WLAN_MODE_RESP_MSG_V01_MAX_LEN	7
+#define QMI_WLANFW_WLAN_CFG_REQ_MSG_V01_MAX_LEN		803
+#define QMI_WLANFW_WLAN_CFG_RESP_MSG_V01_MAX_LEN	7
+#define QMI_WLANFW_WLAN_INI_REQ_MSG_V01_MAX_LEN		4
+#define QMI_WLANFW_WLAN_MODE_REQ_V01			0x0022
+#define QMI_WLANFW_WLAN_MODE_RESP_V01			0x0022
+#define QMI_WLANFW_WLAN_CFG_REQ_V01			0x0023
+#define QMI_WLANFW_WLAN_CFG_RESP_V01			0x0023
+#define QMI_WLANFW_WLAN_INI_REQ_V01			0x002F
+#define QMI_WLANFW_MAX_STR_LEN_V01			16
+#define QMI_WLANFW_MAX_NUM_CE_V01			12
+#define QMI_WLANFW_MAX_NUM_SVC_V01			24
+#define QMI_WLANFW_MAX_NUM_SHADOW_REG_V01		24
+#define QMI_WLANFW_MAX_NUM_SHADOW_REG_V2_V01		36
+
+struct qmi_wlanfw_wlan_mode_req_msg_v01 {
+	u32 mode;
+	u8 hw_debug_valid;
+	u8 hw_debug;
+};
+
+struct qmi_wlanfw_wlan_mode_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+struct qmi_wlanfw_wlan_cfg_req_msg_v01 {
+	u8 host_version_valid;
+	char host_version[QMI_WLANFW_MAX_STR_LEN_V01 + 1];
+	u8  tgt_cfg_valid;
+	u32  tgt_cfg_len;
+	struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01
+			tgt_cfg[QMI_WLANFW_MAX_NUM_CE_V01];
+	u8  svc_cfg_valid;
+	u32 svc_cfg_len;
+	struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01
+			svc_cfg[QMI_WLANFW_MAX_NUM_SVC_V01];
+	u8 shadow_reg_valid;
+	u32 shadow_reg_len;
+	struct qmi_wlanfw_shadow_reg_cfg_s_v01
+		shadow_reg[QMI_WLANFW_MAX_NUM_SHADOW_REG_V01];
+	u8 shadow_reg_v2_valid;
+	u32 shadow_reg_v2_len;
+	struct qmi_wlanfw_shadow_reg_v2_cfg_s_v01
+		shadow_reg_v2[QMI_WLANFW_MAX_NUM_SHADOW_REG_V2_V01];
+};
+
+struct qmi_wlanfw_wlan_cfg_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+struct qmi_wlanfw_wlan_ini_req_msg_v01 {
+	/* Must be set to true if enablefwlog is being passed */
+	u8 enablefwlog_valid;
+	u8 enablefwlog;
+};
+
+struct qmi_wlanfw_wlan_ini_resp_msg_v01 {
+	struct qmi_response_type_v01 resp;
+};
+
+int ath11k_qmi_firmware_start(struct ath11k_base *ab,
+			      u32 mode);
+void ath11k_qmi_firmware_stop(struct ath11k_base *ab);
+void ath11k_qmi_deinit_service(struct ath11k_base *ab);
+int ath11k_qmi_init_service(struct ath11k_base *ab);
+void ath11k_qmi_free_resource(struct ath11k_base *ab);
+int ath11k_qmi_fwreset_from_cold_boot(struct ath11k_base *ab);
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/reg.h

@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_REG_H
+#define ATH11K_REG_H
+
+#include <linux/kernel.h>
+#include <net/regulatory.h>
+
+struct ath11k_base;
+struct ath11k;
+
+/* DFS regdomains supported by Firmware */
+enum ath11k_dfs_region {
+	ATH11K_DFS_REG_UNSET,
+	ATH11K_DFS_REG_FCC,
+	ATH11K_DFS_REG_ETSI,
+	ATH11K_DFS_REG_MKK,
+	ATH11K_DFS_REG_CN,
+	ATH11K_DFS_REG_KR,
+	ATH11K_DFS_REG_MKK_N,
+	ATH11K_DFS_REG_UNDEF,
+};
+
+/* Phy bitmaps */
+#define ATH11K_REG_PHY_BITMAP_NO11AX	BIT(5)
+
+/* ATH11K Regulatory API's */
+void ath11k_reg_init(struct ath11k *ar);
+void ath11k_reg_reset_info(struct cur_regulatory_info *reg_info);
+void ath11k_reg_free(struct ath11k_base *ab);
+void ath11k_regd_update_work(struct work_struct *work);
+void ath11k_regd_update_chan_list_work(struct work_struct *work);
+struct ieee80211_regdomain *
+ath11k_reg_build_regd(struct ath11k_base *ab,
+		      struct cur_regulatory_info *reg_info, bool intersect,
+		      enum wmi_vdev_type vdev_type,
+		      enum ieee80211_ap_reg_power power_type);
+int ath11k_regd_update(struct ath11k *ar);
+int ath11k_reg_update_chan_list(struct ath11k *ar, bool wait);
+enum wmi_reg_6ghz_ap_type
+ath11k_reg_ap_pwr_convert(enum ieee80211_ap_reg_power power_type);
+int ath11k_reg_handle_chan_list(struct ath11k_base *ab,
+				struct cur_regulatory_info *reg_info,
+				enum ieee80211_ap_reg_power power_type);
+int ath11k_reg_set_cc(struct ath11k *ar);
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/spectral.h

@@ -0,0 +1,84 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef ATH11K_SPECTRAL_H
+#define ATH11K_SPECTRAL_H
+
+#include "../spectral_common.h"
+#include "dbring.h"
+
+/* enum ath11k_spectral_mode:
+ *
+ * @SPECTRAL_DISABLED: spectral mode is disabled
+ * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
+ *	something else.
+ * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
+ *	is performed manually.
+ */
+enum ath11k_spectral_mode {
+	ATH11K_SPECTRAL_DISABLED = 0,
+	ATH11K_SPECTRAL_BACKGROUND,
+	ATH11K_SPECTRAL_MANUAL,
+};
+
+struct ath11k_spectral {
+	struct ath11k_dbring rx_ring;
+	/* Protects enabled */
+	spinlock_t lock;
+	struct rchan *rfs_scan;	/* relay(fs) channel for spectral scan */
+	struct dentry *scan_ctl;
+	struct dentry *scan_count;
+	struct dentry *scan_bins;
+	enum ath11k_spectral_mode mode;
+	u16 count;
+	u8 fft_size;
+	bool enabled;
+	bool is_primary;
+};
+
+#ifdef CONFIG_ATH11K_SPECTRAL
+
+int ath11k_spectral_init(struct ath11k_base *ab);
+void ath11k_spectral_deinit(struct ath11k_base *ab);
+int ath11k_spectral_vif_stop(struct ath11k_vif *arvif);
+void ath11k_spectral_reset_buffer(struct ath11k *ar);
+enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar);
+struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar);
+
+#else
+
+static inline int ath11k_spectral_init(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline void ath11k_spectral_deinit(struct ath11k_base *ab)
+{
+}
+
+static inline int ath11k_spectral_vif_stop(struct ath11k_vif *arvif)
+{
+	return 0;
+}
+
+static inline void ath11k_spectral_reset_buffer(struct ath11k *ar)
+{
+}
+
+static inline
+enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar)
+{
+	return ATH11K_SPECTRAL_DISABLED;
+}
+
+static inline
+struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar)
+{
+	return NULL;
+}
+
+#endif /* CONFIG_ATH11K_SPECTRAL */
+#endif /* ATH11K_SPECTRAL_H */

linux-7.2.3/drivers/net/wireless/ath/ath11k/testmode.c

@@ -0,0 +1,503 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "testmode.h"
+#include <net/netlink.h>
+#include "debug.h"
+#include "wmi.h"
+#include "hw.h"
+#include "core.h"
+#include "../testmode_i.h"
+
+#define ATH11K_FTM_SEGHDR_CURRENT_SEQ		GENMASK(3, 0)
+#define ATH11K_FTM_SEGHDR_TOTAL_SEGMENTS	GENMASK(7, 4)
+
+static const struct nla_policy ath11k_tm_policy[ATH_TM_ATTR_MAX + 1] = {
+	[ATH_TM_ATTR_CMD]		= { .type = NLA_U32 },
+	[ATH_TM_ATTR_DATA]		= { .type = NLA_BINARY,
+					    .len = ATH_TM_DATA_MAX_LEN },
+	[ATH_TM_ATTR_WMI_CMDID]		= { .type = NLA_U32 },
+	[ATH_TM_ATTR_VERSION_MAJOR]	= { .type = NLA_U32 },
+	[ATH_TM_ATTR_VERSION_MINOR]	= { .type = NLA_U32 },
+};
+
+static struct ath11k *ath11k_tm_get_ar(struct ath11k_base *ab)
+{
+	struct ath11k_pdev *pdev;
+	struct ath11k *ar = NULL;
+	int i;
+
+	for (i = 0; i < ab->num_radios; i++) {
+		pdev = &ab->pdevs[i];
+		ar = pdev->ar;
+
+		if (ar && ar->state == ATH11K_STATE_FTM)
+			break;
+	}
+
+	return ar;
+}
+
+/* This function handles unsegmented events. Data in various events are aggregated
+ * in application layer, this event is unsegmented from host perspective.
+ */
+static void ath11k_tm_wmi_event_unsegmented(struct ath11k_base *ab, u32 cmd_id,
+					    struct sk_buff *skb)
+{
+	struct sk_buff *nl_skb;
+	struct ath11k *ar;
+
+	ath11k_dbg(ab, ATH11K_DBG_TESTMODE,
+		   "event wmi cmd_id %d skb length %d\n",
+		   cmd_id, skb->len);
+	ath11k_dbg_dump(ab, ATH11K_DBG_TESTMODE, NULL, "", skb->data, skb->len);
+
+	ar = ath11k_tm_get_ar(ab);
+	if (!ar) {
+		ath11k_warn(ab, "testmode event not handled due to invalid pdev\n");
+		return;
+	}
+
+	spin_lock_bh(&ar->data_lock);
+
+	nl_skb = cfg80211_testmode_alloc_event_skb(ar->hw->wiphy,
+						   2 * nla_total_size(sizeof(u32)) +
+						   nla_total_size(skb->len),
+						   GFP_ATOMIC);
+	if (!nl_skb) {
+		ath11k_warn(ab,
+			    "failed to allocate skb for unsegmented testmode wmi event\n");
+		goto out;
+	}
+
+	if (nla_put_u32(nl_skb, ATH_TM_ATTR_CMD, ATH_TM_CMD_WMI) ||
+	    nla_put_u32(nl_skb, ATH_TM_ATTR_WMI_CMDID, cmd_id) ||
+	    nla_put(nl_skb, ATH_TM_ATTR_DATA, skb->len, skb->data)) {
+		ath11k_warn(ab, "failed to populate testmode unsegmented event\n");
+		kfree_skb(nl_skb);
+		goto out;
+	}
+
+	cfg80211_testmode_event(nl_skb, GFP_ATOMIC);
+	spin_unlock_bh(&ar->data_lock);
+	return;
+
+out:
+	spin_unlock_bh(&ar->data_lock);
+	ath11k_warn(ab, "Failed to send testmode event to higher layers\n");
+}
+
+/* This function handles segmented events. Data of various events received
+ * from firmware is aggregated and sent to application layer
+ */
+static int ath11k_tm_process_event(struct ath11k_base *ab, u32 cmd_id,
+				   const struct wmi_ftm_event_msg *ftm_msg,
+				   u16 length)
+{
+	struct sk_buff *nl_skb;
+	int ret = 0;
+	struct ath11k *ar;
+	u8 const *buf_pos;
+	u16 datalen;
+	u8 total_segments, current_seq;
+	u32 data_pos;
+	u32 pdev_id;
+
+	ath11k_dbg(ab, ATH11K_DBG_TESTMODE,
+		   "event wmi cmd_id %d ftm event msg %p datalen %d\n",
+		   cmd_id, ftm_msg, length);
+	ath11k_dbg_dump(ab, ATH11K_DBG_TESTMODE, NULL, "", ftm_msg, length);
+	pdev_id = DP_HW2SW_MACID(ftm_msg->seg_hdr.pdev_id);
+
+	if (pdev_id >= ab->num_radios) {
+		ath11k_warn(ab, "testmode event not handled due to invalid pdev id: %d\n",
+			    pdev_id);
+		return -EINVAL;
+	}
+
+	ar = ab->pdevs[pdev_id].ar;
+	if (!ar) {
+		ath11k_warn(ab, "testmode event not handled due to absence of pdev\n");
+		return -ENODEV;
+	}
+
+	current_seq = FIELD_GET(ATH11K_FTM_SEGHDR_CURRENT_SEQ,
+				ftm_msg->seg_hdr.segmentinfo);
+	total_segments = FIELD_GET(ATH11K_FTM_SEGHDR_TOTAL_SEGMENTS,
+				   ftm_msg->seg_hdr.segmentinfo);
+	datalen = length - (sizeof(struct wmi_ftm_seg_hdr));
+	buf_pos = ftm_msg->data;
+
+	spin_lock_bh(&ar->data_lock);
+
+	if (current_seq == 0) {
+		ab->testmode.expected_seq = 0;
+		ab->testmode.data_pos = 0;
+	}
+
+	data_pos = ab->testmode.data_pos;
+
+	if ((data_pos + datalen) > ATH_FTM_EVENT_MAX_BUF_LENGTH) {
+		ath11k_warn(ab, "Invalid ftm event length at %d: %d\n",
+			    data_pos, datalen);
+		ret = -EINVAL;
+		goto out;
+	}
+
+	memcpy(&ab->testmode.eventdata[data_pos], buf_pos, datalen);
+	data_pos += datalen;
+
+	if (++ab->testmode.expected_seq != total_segments) {
+		ab->testmode.data_pos = data_pos;
+		ath11k_dbg(ab, ATH11K_DBG_TESTMODE,
+			   "partial data received current_seq %d total_seg %d\n",
+			    current_seq, total_segments);
+		goto out;
+	}
+
+	ath11k_dbg(ab, ATH11K_DBG_TESTMODE,
+		   "total data length pos %d len %d\n",
+		    data_pos, ftm_msg->seg_hdr.len);
+	nl_skb = cfg80211_testmode_alloc_event_skb(ar->hw->wiphy,
+						   2 * nla_total_size(sizeof(u32)) +
+						   nla_total_size(data_pos),
+						   GFP_ATOMIC);
+	if (!nl_skb) {
+		ath11k_warn(ab,
+			    "failed to allocate skb for segmented testmode wmi event\n");
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	if (nla_put_u32(nl_skb, ATH_TM_ATTR_CMD,
+			ATH_TM_CMD_WMI_FTM) ||
+	    nla_put_u32(nl_skb, ATH_TM_ATTR_WMI_CMDID, cmd_id) ||
+	    nla_put(nl_skb, ATH_TM_ATTR_DATA, data_pos,
+		    &ab->testmode.eventdata[0])) {
+		ath11k_warn(ab, "failed to populate segmented testmode event");
+		kfree_skb(nl_skb);
+		ret = -ENOBUFS;
+		goto out;
+	}
+
+	cfg80211_testmode_event(nl_skb, GFP_ATOMIC);
+
+out:
+	spin_unlock_bh(&ar->data_lock);
+	return ret;
+}
+
+static void ath11k_tm_wmi_event_segmented(struct ath11k_base *ab, u32 cmd_id,
+					  struct sk_buff *skb)
+{
+	const void **tb;
+	const struct wmi_ftm_event_msg *ev;
+	u16 length;
+	int ret;
+
+	tb = ath11k_wmi_tlv_parse_alloc(ab, skb, GFP_ATOMIC);
+	if (IS_ERR(tb)) {
+		ret = PTR_ERR(tb);
+		ath11k_warn(ab, "failed to parse ftm event tlv: %d\n", ret);
+		return;
+	}
+
+	ev = tb[WMI_TAG_ARRAY_BYTE];
+	if (!ev) {
+		ath11k_warn(ab, "failed to fetch ftm msg\n");
+		kfree(tb);
+		return;
+	}
+
+	length = skb->len - TLV_HDR_SIZE;
+	ret = ath11k_tm_process_event(ab, cmd_id, ev, length);
+	if (ret)
+		ath11k_warn(ab, "Failed to process ftm event\n");
+
+	kfree(tb);
+}
+
+void ath11k_tm_wmi_event(struct ath11k_base *ab, u32 cmd_id, struct sk_buff *skb)
+{
+	if (test_bit(ATH11K_FLAG_FTM_SEGMENTED, &ab->dev_flags))
+		ath11k_tm_wmi_event_segmented(ab, cmd_id, skb);
+	else
+		ath11k_tm_wmi_event_unsegmented(ab, cmd_id, skb);
+}
+
+static int ath11k_tm_cmd_get_version(struct ath11k *ar, struct nlattr *tb[])
+{
+	struct sk_buff *skb;
+	int ret;
+
+	ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+		   "cmd get version_major %d version_minor %d\n",
+		   ATH_TESTMODE_VERSION_MAJOR,
+		   ATH_TESTMODE_VERSION_MINOR);
+
+	skb = cfg80211_testmode_alloc_reply_skb(ar->hw->wiphy,
+						nla_total_size(sizeof(u32)));
+	if (!skb)
+		return -ENOMEM;
+
+	ret = nla_put_u32(skb, ATH_TM_ATTR_VERSION_MAJOR,
+			  ATH_TESTMODE_VERSION_MAJOR);
+	if (ret) {
+		kfree_skb(skb);
+		return ret;
+	}
+
+	ret = nla_put_u32(skb, ATH_TM_ATTR_VERSION_MINOR,
+			  ATH_TESTMODE_VERSION_MINOR);
+	if (ret) {
+		kfree_skb(skb);
+		return ret;
+	}
+
+	return cfg80211_testmode_reply(skb);
+}
+
+static int ath11k_tm_cmd_testmode_start(struct ath11k *ar, struct nlattr *tb[])
+{
+	int ret;
+
+	mutex_lock(&ar->conf_mutex);
+
+	if (ar->state == ATH11K_STATE_FTM) {
+		ret = -EALREADY;
+		goto err;
+	}
+
+	/* start utf only when the driver is not in use  */
+	if (ar->state != ATH11K_STATE_OFF) {
+		ret = -EBUSY;
+		goto err;
+	}
+
+	ar->ab->testmode.eventdata = kzalloc(ATH_FTM_EVENT_MAX_BUF_LENGTH,
+					     GFP_KERNEL);
+	if (!ar->ab->testmode.eventdata) {
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	ar->state = ATH11K_STATE_FTM;
+	ar->ftm_msgref = 0;
+
+	mutex_unlock(&ar->conf_mutex);
+
+	ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE, "cmd start\n");
+	return 0;
+
+err:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static int ath11k_tm_cmd_wmi(struct ath11k *ar, struct nlattr *tb[],
+			     struct ieee80211_vif *vif)
+{
+	struct ath11k_pdev_wmi *wmi = ar->wmi;
+	struct sk_buff *skb;
+	struct ath11k_vif *arvif;
+	u32 cmd_id, buf_len;
+	int ret, tag;
+	void *buf;
+	u32 *ptr;
+
+	mutex_lock(&ar->conf_mutex);
+
+	if (!tb[ATH_TM_ATTR_DATA]) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	if (!tb[ATH_TM_ATTR_WMI_CMDID]) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	buf = nla_data(tb[ATH_TM_ATTR_DATA]);
+	buf_len = nla_len(tb[ATH_TM_ATTR_DATA]);
+	if (!buf_len) {
+		ath11k_warn(ar->ab, "No data present in testmode wmi command\n");
+		ret = -EINVAL;
+		goto out;
+	}
+
+	cmd_id = nla_get_u32(tb[ATH_TM_ATTR_WMI_CMDID]);
+
+	/* Make sure that the buffer length is long enough to
+	 * hold TLV and pdev/vdev id.
+	 */
+	if (buf_len < sizeof(struct wmi_tlv) + sizeof(u32)) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	ptr = buf;
+	tag = FIELD_GET(WMI_TLV_TAG, *ptr);
+
+	/* pdev/vdev id start after TLV header */
+	ptr++;
+
+	if (tag == WMI_TAG_PDEV_SET_PARAM_CMD)
+		*ptr = ar->pdev->pdev_id;
+
+	if (ar->ab->fw_mode != ATH11K_FIRMWARE_MODE_FTM &&
+	    (tag == WMI_TAG_VDEV_SET_PARAM_CMD || tag == WMI_TAG_UNIT_TEST_CMD)) {
+		if (vif) {
+			arvif = ath11k_vif_to_arvif(vif);
+			*ptr = arvif->vdev_id;
+		} else {
+			ret = -EINVAL;
+			goto out;
+		}
+	}
+
+	ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+		   "cmd wmi cmd_id %d buf length %d\n",
+		   cmd_id, buf_len);
+
+	ath11k_dbg_dump(ar->ab, ATH11K_DBG_TESTMODE, NULL, "", buf, buf_len);
+
+	skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, buf_len);
+	if (!skb) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	memcpy(skb->data, buf, buf_len);
+
+	ret = ath11k_wmi_cmd_send(wmi, skb, cmd_id);
+	if (ret) {
+		dev_kfree_skb(skb);
+		ath11k_warn(ar->ab, "failed to transmit wmi command (testmode): %d\n",
+			    ret);
+		goto out;
+	}
+
+	ret = 0;
+
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static int ath11k_tm_cmd_wmi_ftm(struct ath11k *ar, struct nlattr *tb[])
+{
+	struct ath11k_pdev_wmi *wmi = ar->wmi;
+	struct ath11k_base *ab = ar->ab;
+	struct sk_buff *skb;
+	u32 cmd_id, buf_len, hdr_info;
+	int ret;
+	void *buf;
+	u8 segnumber = 0, seginfo;
+	u16 chunk_len, total_bytes, num_segments;
+	u8 *bufpos;
+	struct wmi_ftm_cmd *ftm_cmd;
+
+	set_bit(ATH11K_FLAG_FTM_SEGMENTED, &ab->dev_flags);
+
+	mutex_lock(&ar->conf_mutex);
+
+	if (ar->state != ATH11K_STATE_FTM) {
+		ret = -ENETDOWN;
+		goto out;
+	}
+
+	if (!tb[ATH_TM_ATTR_DATA]) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	buf = nla_data(tb[ATH_TM_ATTR_DATA]);
+	buf_len = nla_len(tb[ATH_TM_ATTR_DATA]);
+	cmd_id = WMI_PDEV_UTF_CMDID;
+
+	ath11k_dbg(ar->ab, ATH11K_DBG_TESTMODE,
+		   "cmd wmi ftm cmd_id %d buffer length %d\n",
+		   cmd_id, buf_len);
+	ath11k_dbg_dump(ar->ab, ATH11K_DBG_TESTMODE, NULL, "", buf, buf_len);
+
+	bufpos = buf;
+	total_bytes = buf_len;
+	num_segments = total_bytes / MAX_WMI_UTF_LEN;
+
+	if (buf_len - (num_segments * MAX_WMI_UTF_LEN))
+		num_segments++;
+
+	while (buf_len) {
+		chunk_len = min_t(u16, buf_len, MAX_WMI_UTF_LEN);
+
+		skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, (chunk_len +
+					   sizeof(struct wmi_ftm_cmd)));
+		if (!skb) {
+			ret = -ENOMEM;
+			goto out;
+		}
+
+		ftm_cmd = (struct wmi_ftm_cmd *)skb->data;
+		hdr_info = FIELD_PREP(WMI_TLV_TAG, WMI_TAG_ARRAY_BYTE) |
+			   FIELD_PREP(WMI_TLV_LEN, (chunk_len +
+				      sizeof(struct wmi_ftm_seg_hdr)));
+		ftm_cmd->tlv_header = hdr_info;
+		ftm_cmd->seg_hdr.len = total_bytes;
+		ftm_cmd->seg_hdr.msgref = ar->ftm_msgref;
+		seginfo = FIELD_PREP(ATH11K_FTM_SEGHDR_TOTAL_SEGMENTS, num_segments) |
+			  FIELD_PREP(ATH11K_FTM_SEGHDR_CURRENT_SEQ, segnumber);
+		ftm_cmd->seg_hdr.segmentinfo = seginfo;
+		segnumber++;
+
+		memcpy(&ftm_cmd->data, bufpos, chunk_len);
+
+		ret = ath11k_wmi_cmd_send(wmi, skb, cmd_id);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to send wmi ftm command: %d\n", ret);
+			dev_kfree_skb(skb);
+			goto out;
+		}
+
+		buf_len -= chunk_len;
+		bufpos += chunk_len;
+	}
+
+	ar->ftm_msgref++;
+	ret = 0;
+
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+int ath11k_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+		  void *data, int len)
+{
+	struct ath11k *ar = hw->priv;
+	struct nlattr *tb[ATH_TM_ATTR_MAX + 1];
+	int ret;
+
+	ret = nla_parse(tb, ATH_TM_ATTR_MAX, data, len, ath11k_tm_policy,
+			NULL);
+	if (ret)
+		return ret;
+
+	if (!tb[ATH_TM_ATTR_CMD])
+		return -EINVAL;
+
+	switch (nla_get_u32(tb[ATH_TM_ATTR_CMD])) {
+	case ATH_TM_CMD_GET_VERSION:
+		return ath11k_tm_cmd_get_version(ar, tb);
+	case ATH_TM_CMD_WMI:
+		return ath11k_tm_cmd_wmi(ar, tb, vif);
+	case ATH_TM_CMD_TESTMODE_START:
+		return ath11k_tm_cmd_testmode_start(ar, tb);
+	case ATH_TM_CMD_WMI_FTM:
+		return ath11k_tm_cmd_wmi_ftm(ar, tb);
+	default:
+		return -EOPNOTSUPP;
+	}
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/testmode.h

@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include "core.h"
+
+#ifdef CONFIG_NL80211_TESTMODE
+
+void ath11k_tm_wmi_event(struct ath11k_base *ab, u32 cmd_id, struct sk_buff *skb);
+int ath11k_tm_cmd(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+		  void *data, int len);
+
+#else
+
+static inline void ath11k_tm_wmi_event(struct ath11k_base *ab, u32 cmd_id,
+				       struct sk_buff *skb)
+{
+}
+
+static inline int ath11k_tm_cmd(struct ieee80211_hw *hw,
+				struct ieee80211_vif *vif,
+				void *data, int len)
+{
+	return 0;
+}
+
+#endif

linux-7.2.3/drivers/net/wireless/ath/ath11k/thermal.c

@@ -0,0 +1,230 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/device.h>
+#include <linux/sysfs.h>
+#include <linux/thermal.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include "core.h"
+#include "debug.h"
+
+static int
+ath11k_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev,
+				      unsigned long *state)
+{
+	*state = ATH11K_THERMAL_THROTTLE_MAX;
+
+	return 0;
+}
+
+static int
+ath11k_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev,
+				      unsigned long *state)
+{
+	struct ath11k *ar = cdev->devdata;
+
+	mutex_lock(&ar->conf_mutex);
+	*state = ar->thermal.throttle_state;
+	mutex_unlock(&ar->conf_mutex);
+
+	return 0;
+}
+
+static int
+ath11k_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
+				      unsigned long throttle_state)
+{
+	struct ath11k *ar = cdev->devdata;
+	int ret;
+
+	if (throttle_state > ATH11K_THERMAL_THROTTLE_MAX) {
+		ath11k_warn(ar->ab, "throttle state %ld is exceeding the limit %d\n",
+			    throttle_state, ATH11K_THERMAL_THROTTLE_MAX);
+		return -EINVAL;
+	}
+	mutex_lock(&ar->conf_mutex);
+	ret = ath11k_thermal_set_throttling(ar, throttle_state);
+	if (ret == 0)
+		ar->thermal.throttle_state = throttle_state;
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static const struct thermal_cooling_device_ops ath11k_thermal_ops = {
+	.get_max_state = ath11k_thermal_get_max_throttle_state,
+	.get_cur_state = ath11k_thermal_get_cur_throttle_state,
+	.set_cur_state = ath11k_thermal_set_cur_throttle_state,
+};
+
+static ssize_t ath11k_thermal_show_temp(struct device *dev,
+					struct device_attribute *attr,
+					char *buf)
+{
+	struct ath11k *ar = dev_get_drvdata(dev);
+	int ret, temperature;
+	unsigned long time_left;
+
+	mutex_lock(&ar->conf_mutex);
+
+	/* Can't get temperature when the card is off */
+	if (ar->state != ATH11K_STATE_ON) {
+		ret = -ENETDOWN;
+		goto out;
+	}
+
+	reinit_completion(&ar->thermal.wmi_sync);
+	ret = ath11k_wmi_send_pdev_temperature_cmd(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to read temperature %d\n", ret);
+		goto out;
+	}
+
+	if (test_bit(ATH11K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags)) {
+		ret = -ESHUTDOWN;
+		goto out;
+	}
+
+	time_left = wait_for_completion_timeout(&ar->thermal.wmi_sync,
+						ATH11K_THERMAL_SYNC_TIMEOUT_HZ);
+	if (!time_left) {
+		ath11k_warn(ar->ab, "failed to synchronize thermal read\n");
+		ret = -ETIMEDOUT;
+		goto out;
+	}
+
+	spin_lock_bh(&ar->data_lock);
+	temperature = ar->thermal.temperature;
+	spin_unlock_bh(&ar->data_lock);
+
+	/* display in millidegree Celsius */
+	ret = sysfs_emit(buf, "%d\n", temperature * 1000);
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+void ath11k_thermal_event_temperature(struct ath11k *ar, int temperature)
+{
+	spin_lock_bh(&ar->data_lock);
+	ar->thermal.temperature = temperature;
+	spin_unlock_bh(&ar->data_lock);
+	complete(&ar->thermal.wmi_sync);
+}
+
+static SENSOR_DEVICE_ATTR(temp1_input, 0444, ath11k_thermal_show_temp,
+			  NULL, 0);
+
+static struct attribute *ath11k_hwmon_attrs[] = {
+	&sensor_dev_attr_temp1_input.dev_attr.attr,
+	NULL,
+};
+ATTRIBUTE_GROUPS(ath11k_hwmon);
+
+int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state)
+{
+	struct ath11k_base *ab = ar->ab;
+	struct thermal_mitigation_params param;
+	int ret = 0;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	if (ar->state != ATH11K_STATE_ON)
+		return 0;
+
+	memset(&param, 0, sizeof(param));
+	param.pdev_id = ar->pdev->pdev_id;
+	param.enable = throttle_state ? 1 : 0;
+	param.dc = ATH11K_THERMAL_DEFAULT_DUTY_CYCLE;
+	param.dc_per_event = 0xFFFFFFFF;
+
+	param.levelconf[0].tmplwm = ATH11K_THERMAL_TEMP_LOW_MARK;
+	param.levelconf[0].tmphwm = ATH11K_THERMAL_TEMP_HIGH_MARK;
+	param.levelconf[0].dcoffpercent = throttle_state;
+	param.levelconf[0].priority = 0; /* disable all data tx queues */
+
+	ret = ath11k_wmi_send_thermal_mitigation_param_cmd(ar, &param);
+	if (ret) {
+		ath11k_warn(ab, "failed to send thermal mitigation duty cycle %u ret %d\n",
+			    throttle_state, ret);
+	}
+
+	return ret;
+}
+
+int ath11k_thermal_register(struct ath11k_base *ab)
+{
+	struct thermal_cooling_device *cdev;
+	struct device *hwmon_dev;
+	struct ath11k *ar;
+	struct ath11k_pdev *pdev;
+	int i, ret;
+
+	if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags))
+		return 0;
+
+	for (i = 0; i < ab->num_radios; i++) {
+		pdev = &ab->pdevs[i];
+		ar = pdev->ar;
+		if (!ar)
+			continue;
+
+		cdev = thermal_cooling_device_register("ath11k_thermal", ar,
+						       &ath11k_thermal_ops);
+
+		if (IS_ERR(cdev)) {
+			ath11k_err(ab, "failed to setup thermal device result: %ld\n",
+				   PTR_ERR(cdev));
+			ret = -EINVAL;
+			goto err_thermal_destroy;
+		}
+
+		ar->thermal.cdev = cdev;
+
+		ret = sysfs_create_link(&ar->hw->wiphy->dev.kobj, &cdev->device.kobj,
+					"cooling_device");
+		if (ret) {
+			ath11k_err(ab, "failed to create cooling device symlink\n");
+			goto err_thermal_destroy;
+		}
+
+		if (!IS_REACHABLE(CONFIG_HWMON))
+			return 0;
+
+		hwmon_dev = devm_hwmon_device_register_with_groups(&ar->hw->wiphy->dev,
+								   "ath11k_hwmon", ar,
+								   ath11k_hwmon_groups);
+		if (IS_ERR(hwmon_dev)) {
+			ath11k_err(ar->ab, "failed to register hwmon device: %ld\n",
+				   PTR_ERR(hwmon_dev));
+			ret = -EINVAL;
+			goto err_thermal_destroy;
+		}
+	}
+
+	return 0;
+
+err_thermal_destroy:
+	ath11k_thermal_unregister(ab);
+	return ret;
+}
+
+void ath11k_thermal_unregister(struct ath11k_base *ab)
+{
+	struct ath11k *ar;
+	struct ath11k_pdev *pdev;
+	int i;
+
+	for (i = 0; i < ab->num_radios; i++) {
+		pdev = &ab->pdevs[i];
+		ar = pdev->ar;
+		if (!ar)
+			continue;
+
+		sysfs_remove_link(&ar->hw->wiphy->dev.kobj, "cooling_device");
+		thermal_cooling_device_unregister(ar->thermal.cdev);
+	}
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/thermal.h

@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _ATH11K_THERMAL_
+#define _ATH11K_THERMAL_
+
+#define ATH11K_THERMAL_TEMP_LOW_MARK -100
+#define ATH11K_THERMAL_TEMP_HIGH_MARK 150
+#define ATH11K_THERMAL_THROTTLE_MAX     100
+#define ATH11K_THERMAL_DEFAULT_DUTY_CYCLE 100
+#define ATH11K_HWMON_NAME_LEN           15
+#define ATH11K_THERMAL_SYNC_TIMEOUT_HZ (5 * HZ)
+
+struct ath11k_thermal {
+	struct thermal_cooling_device *cdev;
+	struct completion wmi_sync;
+
+	/* protected by conf_mutex */
+	u32 throttle_state;
+	/* temperature value in Celsius degree
+	 * protected by data_lock
+	 */
+	int temperature;
+};
+
+#if IS_REACHABLE(CONFIG_THERMAL)
+int ath11k_thermal_register(struct ath11k_base *ab);
+void ath11k_thermal_unregister(struct ath11k_base *ab);
+int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state);
+void ath11k_thermal_event_temperature(struct ath11k *ar, int temperature);
+#else
+static inline int ath11k_thermal_register(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline void ath11k_thermal_unregister(struct ath11k_base *ab)
+{
+}
+
+static inline int ath11k_thermal_set_throttling(struct ath11k *ar, u32 throttle_state)
+{
+	return 0;
+}
+
+static inline void ath11k_thermal_event_temperature(struct ath11k *ar,
+						    int temperature)
+{
+}
+
+#endif
+#endif /* _ATH11K_THERMAL_ */

linux-7.2.3/drivers/net/wireless/ath/ath11k/trace.c

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/export.h>
+#include <linux/module.h>
+
+#define CREATE_TRACE_POINTS
+#include "trace.h"
+EXPORT_SYMBOL(__tracepoint_ath11k_log_dbg);

linux-7.2.3/drivers/net/wireless/ath/ath11k/trace.h

@@ -0,0 +1,346 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#if !defined(_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
+
+#include <linux/tracepoint.h>
+#include "core.h"
+
+#define _TRACE_H_
+
+/* create empty functions when tracing is disabled */
+#if !defined(CONFIG_ATH11K_TRACING)
+#undef TRACE_EVENT
+#define TRACE_EVENT(name, proto, ...) \
+static inline void trace_ ## name(proto) {} \
+static inline bool trace_##name##_enabled(void) \
+{						\
+	return false;				\
+}
+
+#undef DECLARE_EVENT_CLASS
+#define DECLARE_EVENT_CLASS(...)
+#undef DEFINE_EVENT
+#define DEFINE_EVENT(evt_class, name, proto, ...) \
+static inline void trace_ ## name(proto) {}
+#endif /* !CONFIG_ATH11K_TRACING || __CHECKER__ */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM ath11k
+
+#define ATH11K_MSG_MAX 400
+
+TRACE_EVENT(ath11k_htt_pktlog,
+	    TP_PROTO(struct ath11k *ar, const void *buf, u16 buf_len,
+		     u32 pktlog_checksum),
+
+	TP_ARGS(ar, buf, buf_len, pktlog_checksum),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ar->ab->dev))
+		__string(driver, dev_driver_string(ar->ab->dev))
+		__field(u16, buf_len)
+		__field(u32, pktlog_checksum)
+		__dynamic_array(u8, pktlog, buf_len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->buf_len = buf_len;
+		__entry->pktlog_checksum = pktlog_checksum;
+		memcpy(__get_dynamic_array(pktlog), buf, buf_len);
+	),
+
+	TP_printk(
+		"%s %s size %u pktlog_checksum %d",
+		__get_str(driver),
+		__get_str(device),
+		__entry->buf_len,
+		__entry->pktlog_checksum
+	 )
+);
+
+TRACE_EVENT(ath11k_htt_ppdu_stats,
+	    TP_PROTO(struct ath11k *ar, const void *data, size_t len),
+
+	TP_ARGS(ar, data, len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ar->ab->dev))
+		__string(driver, dev_driver_string(ar->ab->dev))
+		__field(u16, len)
+		__dynamic_array(u8, ppdu, len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->len = len;
+		memcpy(__get_dynamic_array(ppdu), data, len);
+	),
+
+	TP_printk(
+		"%s %s ppdu len %d",
+		__get_str(driver),
+		__get_str(device),
+		__entry->len
+	 )
+);
+
+TRACE_EVENT(ath11k_htt_rxdesc,
+	    TP_PROTO(struct ath11k *ar, const void *data, size_t log_type, size_t len),
+
+	TP_ARGS(ar, data, log_type, len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ar->ab->dev))
+		__string(driver, dev_driver_string(ar->ab->dev))
+		__field(u16, len)
+		__field(u16, log_type)
+		__dynamic_array(u8, rxdesc, len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->len = len;
+		__entry->log_type = log_type;
+		memcpy(__get_dynamic_array(rxdesc), data, len);
+	),
+
+	TP_printk(
+		"%s %s rxdesc len %d type %d",
+		__get_str(driver),
+		__get_str(device),
+		__entry->len,
+		__entry->log_type
+	 )
+);
+
+DECLARE_EVENT_CLASS(ath11k_log_event,
+		    TP_PROTO(struct ath11k_base *ab, struct va_format *vaf),
+	TP_ARGS(ab, vaf),
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__vstring(msg, vaf->fmt, vaf->va)
+	),
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__assign_vstr(msg, vaf->fmt, vaf->va);
+	),
+	TP_printk(
+		"%s %s %s",
+		__get_str(driver),
+		__get_str(device),
+		__get_str(msg)
+	)
+);
+
+DEFINE_EVENT(ath11k_log_event, ath11k_log_err,
+	     TP_PROTO(struct ath11k_base *ab, struct va_format *vaf),
+	     TP_ARGS(ab, vaf)
+);
+
+DEFINE_EVENT(ath11k_log_event, ath11k_log_warn,
+	     TP_PROTO(struct ath11k_base *ab, struct va_format *vaf),
+	     TP_ARGS(ab, vaf)
+);
+
+DEFINE_EVENT(ath11k_log_event, ath11k_log_info,
+	     TP_PROTO(struct ath11k_base *ab, struct va_format *vaf),
+	     TP_ARGS(ab, vaf)
+);
+
+TRACE_EVENT(ath11k_wmi_cmd,
+	    TP_PROTO(struct ath11k_base *ab, int id, const void *buf, size_t buf_len),
+
+	TP_ARGS(ab, id, buf, buf_len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__field(unsigned int, id)
+		__field(size_t, buf_len)
+		__dynamic_array(u8, buf, buf_len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->id = id;
+		__entry->buf_len = buf_len;
+		memcpy(__get_dynamic_array(buf), buf, buf_len);
+	),
+
+	TP_printk(
+		"%s %s id %d len %zu",
+		__get_str(driver),
+		__get_str(device),
+		__entry->id,
+		__entry->buf_len
+	 )
+);
+
+TRACE_EVENT(ath11k_wmi_event,
+	    TP_PROTO(struct ath11k_base *ab, int id, const void *buf, size_t buf_len),
+
+	TP_ARGS(ab, id, buf, buf_len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__field(unsigned int, id)
+		__field(size_t, buf_len)
+		__dynamic_array(u8, buf, buf_len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->id = id;
+		__entry->buf_len = buf_len;
+		memcpy(__get_dynamic_array(buf), buf, buf_len);
+	),
+
+	TP_printk(
+		"%s %s id %d len %zu",
+		__get_str(driver),
+		__get_str(device),
+		__entry->id,
+		__entry->buf_len
+	)
+);
+
+TRACE_EVENT(ath11k_log_dbg,
+	    TP_PROTO(struct ath11k_base *ab, unsigned int level, struct va_format *vaf),
+
+	TP_ARGS(ab, level, vaf),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__field(unsigned int, level)
+		__dynamic_array(char, msg, ATH11K_MSG_MAX)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->level = level;
+		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
+				       ATH11K_MSG_MAX, vaf->fmt,
+				       *vaf->va) >= ATH11K_MSG_MAX);
+	),
+
+	TP_printk(
+		"%s %s %s",
+		__get_str(driver),
+		__get_str(device),
+		__get_str(msg)
+	)
+);
+
+TRACE_EVENT(ath11k_log_dbg_dump,
+	    TP_PROTO(struct ath11k_base *ab, const char *msg, const char *prefix,
+		     const void *buf, size_t buf_len),
+
+	TP_ARGS(ab, msg, prefix, buf, buf_len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__string(msg, msg)
+		__string(prefix, prefix)
+		__field(size_t, buf_len)
+		__dynamic_array(u8, buf, buf_len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__assign_str(msg);
+		__assign_str(prefix);
+		__entry->buf_len = buf_len;
+		memcpy(__get_dynamic_array(buf), buf, buf_len);
+	),
+
+	TP_printk(
+		"%s %s %s/%s\n",
+		__get_str(driver),
+		__get_str(device),
+		__get_str(prefix),
+		__get_str(msg)
+	)
+);
+
+TRACE_EVENT(ath11k_wmi_diag,
+	    TP_PROTO(struct ath11k_base *ab, const void *data, size_t len),
+
+	TP_ARGS(ab, data, len),
+
+	TP_STRUCT__entry(
+		__string(device, dev_name(ab->dev))
+		__string(driver, dev_driver_string(ab->dev))
+		__field(u16, len)
+		__dynamic_array(u8, data, len)
+	),
+
+	TP_fast_assign(
+		__assign_str(device);
+		__assign_str(driver);
+		__entry->len = len;
+		memcpy(__get_dynamic_array(data), data, len);
+	),
+
+	TP_printk(
+		"%s %s tlv diag len %d",
+		__get_str(driver),
+		__get_str(device),
+		__entry->len
+	)
+);
+
+TRACE_EVENT(ath11k_ps_timekeeper,
+	    TP_PROTO(struct ath11k *ar, const void *peer_addr,
+		     u32 peer_ps_timestamp, u8 peer_ps_state),
+	TP_ARGS(ar, peer_addr, peer_ps_timestamp, peer_ps_state),
+
+	TP_STRUCT__entry(__string(device, dev_name(ar->ab->dev))
+			 __string(driver, dev_driver_string(ar->ab->dev))
+			 __dynamic_array(u8, peer_addr, ETH_ALEN)
+			 __field(u8, peer_ps_state)
+			 __field(u32, peer_ps_timestamp)
+	),
+
+	TP_fast_assign(__assign_str(device);
+		       __assign_str(driver);
+		       memcpy(__get_dynamic_array(peer_addr), peer_addr,
+			      ETH_ALEN);
+		       __entry->peer_ps_state = peer_ps_state;
+		       __entry->peer_ps_timestamp = peer_ps_timestamp;
+	),
+
+	TP_printk("%s %s %u %u",
+		  __get_str(driver),
+		  __get_str(device),
+		  __entry->peer_ps_state,
+		  __entry->peer_ps_timestamp
+	)
+);
+
+#endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
+
+/* we don't want to use include/trace/events */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE trace
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>

linux-7.2.3/drivers/net/wireless/ath/ath11k/wow.c

@@ -0,0 +1,883 @@
+// SPDX-License-Identifier: BSD-3-Clause-Clear
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#include <linux/delay.h>
+
+#include "mac.h"
+
+#include <net/mac80211.h>
+#include "core.h"
+#include "hif.h"
+#include "debug.h"
+#include "wmi.h"
+#include "wow.h"
+#include "dp_rx.h"
+
+static const struct wiphy_wowlan_support ath11k_wowlan_support = {
+	.flags = WIPHY_WOWLAN_DISCONNECT |
+		 WIPHY_WOWLAN_MAGIC_PKT |
+		 WIPHY_WOWLAN_SUPPORTS_GTK_REKEY |
+		 WIPHY_WOWLAN_GTK_REKEY_FAILURE,
+	.pattern_min_len = WOW_MIN_PATTERN_SIZE,
+	.pattern_max_len = WOW_MAX_PATTERN_SIZE,
+	.max_pkt_offset = WOW_MAX_PKT_OFFSET,
+};
+
+int ath11k_wow_enable(struct ath11k_base *ab)
+{
+	struct ath11k *ar = ath11k_ab_to_ar(ab, 0);
+	int i, ret;
+
+	clear_bit(ATH11K_FLAG_HTC_SUSPEND_COMPLETE, &ab->dev_flags);
+
+	for (i = 0; i < ATH11K_WOW_RETRY_NUM; i++) {
+		reinit_completion(&ab->htc_suspend);
+
+		ret = ath11k_wmi_wow_enable(ar);
+		if (ret) {
+			ath11k_warn(ab, "failed to issue wow enable: %d\n", ret);
+			return ret;
+		}
+
+		ret = wait_for_completion_timeout(&ab->htc_suspend, 3 * HZ);
+		if (ret == 0) {
+			ath11k_warn(ab,
+				    "timed out while waiting for htc suspend completion\n");
+			return -ETIMEDOUT;
+		}
+
+		if (test_bit(ATH11K_FLAG_HTC_SUSPEND_COMPLETE, &ab->dev_flags))
+			/* success, suspend complete received */
+			return 0;
+
+		ath11k_warn(ab, "htc suspend not complete, retrying (try %d)\n",
+			    i);
+		msleep(ATH11K_WOW_RETRY_WAIT_MS);
+	}
+
+	ath11k_warn(ab, "htc suspend not complete, failing after %d tries\n", i);
+
+	return -ETIMEDOUT;
+}
+
+int ath11k_wow_wakeup(struct ath11k_base *ab)
+{
+	struct ath11k *ar = ath11k_ab_to_ar(ab, 0);
+	int ret;
+
+	/* In the case of WCN6750, WoW wakeup is done
+	 * by sending SMP2P power save exit message
+	 * to the target processor.
+	 */
+	if (ab->hw_params.smp2p_wow_exit)
+		return 0;
+
+	reinit_completion(&ab->wow.wakeup_completed);
+
+	ret = ath11k_wmi_wow_host_wakeup_ind(ar);
+	if (ret) {
+		ath11k_warn(ab, "failed to send wow wakeup indication: %d\n",
+			    ret);
+		return ret;
+	}
+
+	ret = wait_for_completion_timeout(&ab->wow.wakeup_completed, 3 * HZ);
+	if (ret == 0) {
+		ath11k_warn(ab, "timed out while waiting for wow wakeup completion\n");
+		return -ETIMEDOUT;
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_vif_cleanup(struct ath11k_vif *arvif)
+{
+	struct ath11k *ar = arvif->ar;
+	int i, ret;
+
+	for (i = 0; i < WOW_EVENT_MAX; i++) {
+		ret = ath11k_wmi_wow_add_wakeup_event(ar, arvif->vdev_id, i, 0);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to issue wow wakeup for event %s on vdev %i: %d\n",
+				    wow_wakeup_event(i), arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	for (i = 0; i < ar->wow.max_num_patterns; i++) {
+		ret = ath11k_wmi_wow_del_pattern(ar, arvif->vdev_id, i);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to delete wow pattern %d for vdev %i: %d\n",
+				    i, arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_cleanup(struct ath11k *ar)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		ret = ath11k_wow_vif_cleanup(arvif);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to clean wow wakeups on vdev %i: %d\n",
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+/* Convert a 802.3 format to a 802.11 format.
+ *         +------------+-----------+--------+----------------+
+ * 802.3:  |dest mac(6B)|src mac(6B)|type(2B)|     body...    |
+ *         +------------+-----------+--------+----------------+
+ *                |__         |_______    |____________  |________
+ *                   |                |                |          |
+ *         +--+------------+----+-----------+---------------+-----------+
+ * 802.11: |4B|dest mac(6B)| 6B |src mac(6B)|  8B  |type(2B)|  body...  |
+ *         +--+------------+----+-----------+---------------+-----------+
+ */
+/* clang stack usage explodes if this is inlined */
+static noinline_for_stack
+void ath11k_wow_convert_8023_to_80211(struct cfg80211_pkt_pattern *new,
+				      const struct cfg80211_pkt_pattern *old)
+{
+	u8 hdr_8023_pattern[ETH_HLEN] = {};
+	u8 hdr_8023_bit_mask[ETH_HLEN] = {};
+	u8 hdr_80211_pattern[WOW_HDR_LEN] = {};
+	u8 hdr_80211_bit_mask[WOW_HDR_LEN] = {};
+	u8 bytemask[WOW_MAX_PATTERN_SIZE] = {};
+
+	int total_len = old->pkt_offset + old->pattern_len;
+	int hdr_80211_end_offset;
+
+	struct ieee80211_hdr_3addr *new_hdr_pattern =
+		(struct ieee80211_hdr_3addr *)hdr_80211_pattern;
+	struct ieee80211_hdr_3addr *new_hdr_mask =
+		(struct ieee80211_hdr_3addr *)hdr_80211_bit_mask;
+	struct ethhdr *old_hdr_pattern = (struct ethhdr *)hdr_8023_pattern;
+	struct ethhdr *old_hdr_mask = (struct ethhdr *)hdr_8023_bit_mask;
+	int hdr_len = sizeof(*new_hdr_pattern);
+
+	struct rfc1042_hdr *new_rfc_pattern =
+		(struct rfc1042_hdr *)(hdr_80211_pattern + hdr_len);
+	struct rfc1042_hdr *new_rfc_mask =
+		(struct rfc1042_hdr *)(hdr_80211_bit_mask + hdr_len);
+	int rfc_len = sizeof(*new_rfc_pattern);
+	int i;
+
+	/* convert bitmask to bytemask */
+	for (i = 0; i < old->pattern_len; i++)
+		if (old->mask[i / 8] & BIT(i % 8))
+			bytemask[i] = 0xff;
+
+	memcpy(hdr_8023_pattern + old->pkt_offset,
+	       old->pattern, ETH_HLEN - old->pkt_offset);
+	memcpy(hdr_8023_bit_mask + old->pkt_offset,
+	       bytemask, ETH_HLEN - old->pkt_offset);
+
+	/* Copy destination address */
+	memcpy(new_hdr_pattern->addr1, old_hdr_pattern->h_dest, ETH_ALEN);
+	memcpy(new_hdr_mask->addr1, old_hdr_mask->h_dest, ETH_ALEN);
+
+	/* Copy source address */
+	memcpy(new_hdr_pattern->addr3, old_hdr_pattern->h_source, ETH_ALEN);
+	memcpy(new_hdr_mask->addr3, old_hdr_mask->h_source, ETH_ALEN);
+
+	/* Copy logic link type */
+	memcpy(&new_rfc_pattern->snap_type,
+	       &old_hdr_pattern->h_proto,
+	       sizeof(old_hdr_pattern->h_proto));
+	memcpy(&new_rfc_mask->snap_type,
+	       &old_hdr_mask->h_proto,
+	       sizeof(old_hdr_mask->h_proto));
+
+	/* Compute new pkt_offset */
+	if (old->pkt_offset < ETH_ALEN)
+		new->pkt_offset = old->pkt_offset +
+			offsetof(struct ieee80211_hdr_3addr, addr1);
+	else if (old->pkt_offset < offsetof(struct ethhdr, h_proto))
+		new->pkt_offset = old->pkt_offset +
+			offsetof(struct ieee80211_hdr_3addr, addr3) -
+			offsetof(struct ethhdr, h_source);
+	else
+		new->pkt_offset = old->pkt_offset + hdr_len + rfc_len - ETH_HLEN;
+
+	/* Compute new hdr end offset */
+	if (total_len > ETH_HLEN)
+		hdr_80211_end_offset = hdr_len + rfc_len;
+	else if (total_len > offsetof(struct ethhdr, h_proto))
+		hdr_80211_end_offset = hdr_len + rfc_len + total_len - ETH_HLEN;
+	else if (total_len > ETH_ALEN)
+		hdr_80211_end_offset = total_len - ETH_ALEN +
+			offsetof(struct ieee80211_hdr_3addr, addr3);
+	else
+		hdr_80211_end_offset = total_len +
+			offsetof(struct ieee80211_hdr_3addr, addr1);
+
+	new->pattern_len = hdr_80211_end_offset - new->pkt_offset;
+
+	memcpy((u8 *)new->pattern,
+	       hdr_80211_pattern + new->pkt_offset,
+	       new->pattern_len);
+	memcpy((u8 *)new->mask,
+	       hdr_80211_bit_mask + new->pkt_offset,
+	       new->pattern_len);
+
+	if (total_len > ETH_HLEN) {
+		/* Copy frame body */
+		memcpy((u8 *)new->pattern + new->pattern_len,
+		       (void *)old->pattern + ETH_HLEN - old->pkt_offset,
+		       total_len - ETH_HLEN);
+		memcpy((u8 *)new->mask + new->pattern_len,
+		       bytemask + ETH_HLEN - old->pkt_offset,
+		       total_len - ETH_HLEN);
+
+		new->pattern_len += total_len - ETH_HLEN;
+	}
+}
+
+static int ath11k_wmi_pno_check_and_convert(struct ath11k *ar, u32 vdev_id,
+					    struct cfg80211_sched_scan_request *nd_config,
+					    struct wmi_pno_scan_req *pno)
+{
+	int i, j;
+	u8 ssid_len;
+
+	pno->enable = 1;
+	pno->vdev_id = vdev_id;
+	pno->uc_networks_count = nd_config->n_match_sets;
+
+	if (!pno->uc_networks_count ||
+	    pno->uc_networks_count > WMI_PNO_MAX_SUPP_NETWORKS)
+		return -EINVAL;
+
+	if (nd_config->n_channels > WMI_PNO_MAX_NETW_CHANNELS_EX)
+		return -EINVAL;
+
+	/* Filling per profile params */
+	for (i = 0; i < pno->uc_networks_count; i++) {
+		ssid_len = nd_config->match_sets[i].ssid.ssid_len;
+
+		if (ssid_len == 0 || ssid_len > 32)
+			return -EINVAL;
+
+		pno->a_networks[i].ssid.ssid_len = ssid_len;
+
+		memcpy(pno->a_networks[i].ssid.ssid,
+		       nd_config->match_sets[i].ssid.ssid,
+		       nd_config->match_sets[i].ssid.ssid_len);
+		pno->a_networks[i].authentication = 0;
+		pno->a_networks[i].encryption     = 0;
+		pno->a_networks[i].bcast_nw_type  = 0;
+
+		/* Copying list of valid channel into request */
+		pno->a_networks[i].channel_count = nd_config->n_channels;
+		pno->a_networks[i].rssi_threshold = nd_config->match_sets[i].rssi_thold;
+
+		for (j = 0; j < nd_config->n_channels; j++) {
+			pno->a_networks[i].channels[j] =
+					nd_config->channels[j]->center_freq;
+		}
+	}
+
+	/* set scan to passive if no SSIDs are specified in the request */
+	if (nd_config->n_ssids == 0)
+		pno->do_passive_scan = true;
+	else
+		pno->do_passive_scan = false;
+
+	for (i = 0; i < nd_config->n_ssids; i++) {
+		j = 0;
+		while (j < pno->uc_networks_count) {
+			if (pno->a_networks[j].ssid.ssid_len ==
+				nd_config->ssids[i].ssid_len &&
+			(memcmp(pno->a_networks[j].ssid.ssid,
+				nd_config->ssids[i].ssid,
+				pno->a_networks[j].ssid.ssid_len) == 0)) {
+				pno->a_networks[j].bcast_nw_type = BCAST_HIDDEN;
+				break;
+			}
+			j++;
+		}
+	}
+
+	if (nd_config->n_scan_plans == 2) {
+		pno->fast_scan_period = nd_config->scan_plans[0].interval * MSEC_PER_SEC;
+		pno->fast_scan_max_cycles = nd_config->scan_plans[0].iterations;
+		pno->slow_scan_period =
+			nd_config->scan_plans[1].interval * MSEC_PER_SEC;
+	} else if (nd_config->n_scan_plans == 1) {
+		pno->fast_scan_period = nd_config->scan_plans[0].interval * MSEC_PER_SEC;
+		pno->fast_scan_max_cycles = 1;
+		pno->slow_scan_period = nd_config->scan_plans[0].interval * MSEC_PER_SEC;
+	} else {
+		ath11k_warn(ar->ab, "Invalid number of scan plans %d !!",
+			    nd_config->n_scan_plans);
+	}
+
+	if (nd_config->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
+		/* enable mac randomization */
+		pno->enable_pno_scan_randomization = 1;
+		memcpy(pno->mac_addr, nd_config->mac_addr, ETH_ALEN);
+		memcpy(pno->mac_addr_mask, nd_config->mac_addr_mask, ETH_ALEN);
+	}
+
+	pno->delay_start_time = nd_config->delay;
+
+	/* Current FW does not support min-max range for dwell time */
+	pno->active_max_time = WMI_ACTIVE_MAX_CHANNEL_TIME;
+	pno->passive_max_time = WMI_PASSIVE_MAX_CHANNEL_TIME;
+
+	return 0;
+}
+
+static int ath11k_vif_wow_set_wakeups(struct ath11k_vif *arvif,
+				      struct cfg80211_wowlan *wowlan)
+{
+	int ret, i;
+	unsigned long wow_mask = 0;
+	struct ath11k *ar = arvif->ar;
+	const struct cfg80211_pkt_pattern *patterns = wowlan->patterns;
+	int pattern_id = 0;
+
+	/* Setup requested WOW features */
+	switch (arvif->vdev_type) {
+	case WMI_VDEV_TYPE_IBSS:
+		__set_bit(WOW_BEACON_EVENT, &wow_mask);
+		fallthrough;
+	case WMI_VDEV_TYPE_AP:
+		__set_bit(WOW_DEAUTH_RECVD_EVENT, &wow_mask);
+		__set_bit(WOW_DISASSOC_RECVD_EVENT, &wow_mask);
+		__set_bit(WOW_PROBE_REQ_WPS_IE_EVENT, &wow_mask);
+		__set_bit(WOW_AUTH_REQ_EVENT, &wow_mask);
+		__set_bit(WOW_ASSOC_REQ_EVENT, &wow_mask);
+		__set_bit(WOW_HTT_EVENT, &wow_mask);
+		__set_bit(WOW_RA_MATCH_EVENT, &wow_mask);
+		break;
+	case WMI_VDEV_TYPE_STA:
+		if (wowlan->disconnect) {
+			__set_bit(WOW_DEAUTH_RECVD_EVENT, &wow_mask);
+			__set_bit(WOW_DISASSOC_RECVD_EVENT, &wow_mask);
+			__set_bit(WOW_BMISS_EVENT, &wow_mask);
+			__set_bit(WOW_CSA_IE_EVENT, &wow_mask);
+		}
+
+		if (wowlan->magic_pkt)
+			__set_bit(WOW_MAGIC_PKT_RECVD_EVENT, &wow_mask);
+
+		if (wowlan->nd_config) {
+			struct wmi_pno_scan_req *pno;
+			int ret;
+
+			pno = kzalloc_obj(*pno);
+			if (!pno)
+				return -ENOMEM;
+
+			ar->nlo_enabled = true;
+
+			ret = ath11k_wmi_pno_check_and_convert(ar, arvif->vdev_id,
+							       wowlan->nd_config, pno);
+			if (!ret) {
+				ath11k_wmi_wow_config_pno(ar, arvif->vdev_id, pno);
+				__set_bit(WOW_NLO_DETECTED_EVENT, &wow_mask);
+			}
+
+			kfree(pno);
+		}
+		break;
+	default:
+		break;
+	}
+
+	for (i = 0; i < wowlan->n_patterns; i++) {
+		u8 ath_pattern[WOW_MAX_PATTERN_SIZE] = {};
+		u8 ath_bitmask[WOW_MAX_PATTERN_SIZE] = {};
+		struct cfg80211_pkt_pattern new_pattern = {};
+
+		new_pattern.pattern = ath_pattern;
+		new_pattern.mask = ath_bitmask;
+		if (patterns[i].pattern_len > WOW_MAX_PATTERN_SIZE)
+			continue;
+
+		if (ar->wmi->wmi_ab->wlan_resource_config.rx_decap_mode ==
+		    ATH11K_HW_TXRX_NATIVE_WIFI) {
+			if (patterns[i].pkt_offset < ETH_HLEN) {
+				ath11k_wow_convert_8023_to_80211(&new_pattern,
+								 &patterns[i]);
+			} else {
+				int j;
+
+				new_pattern = patterns[i];
+				new_pattern.mask = ath_bitmask;
+
+				/* convert bitmask to bytemask */
+				for (j = 0; j < patterns[i].pattern_len; j++)
+					if (patterns[i].mask[j / 8] & BIT(j % 8))
+						ath_bitmask[j] = 0xff;
+
+				new_pattern.pkt_offset += WOW_HDR_LEN - ETH_HLEN;
+			}
+		}
+
+		if (WARN_ON(new_pattern.pattern_len > WOW_MAX_PATTERN_SIZE))
+			return -EINVAL;
+
+		ret = ath11k_wmi_wow_add_pattern(ar, arvif->vdev_id,
+						 pattern_id,
+						 new_pattern.pattern,
+						 new_pattern.mask,
+						 new_pattern.pattern_len,
+						 new_pattern.pkt_offset);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to add pattern %i to vdev %i: %d\n",
+				    pattern_id,
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+
+		pattern_id++;
+		__set_bit(WOW_PATTERN_MATCH_EVENT, &wow_mask);
+	}
+
+	for (i = 0; i < WOW_EVENT_MAX; i++) {
+		if (!test_bit(i, &wow_mask))
+			continue;
+		ret = ath11k_wmi_wow_add_wakeup_event(ar, arvif->vdev_id, i, 1);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to enable wakeup event %s on vdev %i: %d\n",
+				    wow_wakeup_event(i), arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_set_wakeups(struct ath11k *ar,
+				  struct cfg80211_wowlan *wowlan)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		ret = ath11k_vif_wow_set_wakeups(arvif, wowlan);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to set wow wakeups on vdev %i: %d\n",
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_vif_wow_clean_nlo(struct ath11k_vif *arvif)
+{
+	int ret = 0;
+	struct ath11k *ar = arvif->ar;
+
+	switch (arvif->vdev_type) {
+	case WMI_VDEV_TYPE_STA:
+		if (ar->nlo_enabled) {
+			struct wmi_pno_scan_req *pno;
+
+			pno = kzalloc_obj(*pno);
+			if (!pno)
+				return -ENOMEM;
+
+			pno->enable = 0;
+			ar->nlo_enabled = false;
+			ret = ath11k_wmi_wow_config_pno(ar, arvif->vdev_id, pno);
+			kfree(pno);
+		}
+		break;
+	default:
+		break;
+	}
+	return ret;
+}
+
+static int ath11k_wow_nlo_cleanup(struct ath11k *ar)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		ret = ath11k_vif_wow_clean_nlo(arvif);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to clean nlo settings on vdev %i: %d\n",
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_set_hw_filter(struct ath11k *ar)
+{
+	struct ath11k_vif *arvif;
+	u32 bitmap;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		bitmap = WMI_HW_DATA_FILTER_DROP_NON_ICMPV6_MC |
+			WMI_HW_DATA_FILTER_DROP_NON_ARP_BC;
+		ret = ath11k_wmi_hw_data_filter_cmd(ar, arvif->vdev_id,
+						    bitmap,
+						    true);
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to set hw data filter on vdev %i: %d\n",
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_clear_hw_filter(struct ath11k *ar)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		ret = ath11k_wmi_hw_data_filter_cmd(ar, arvif->vdev_id, 0, false);
+
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to clear hw data filter on vdev %i: %d\n",
+				    arvif->vdev_id, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_arp_ns_offload(struct ath11k *ar, bool enable)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		if (arvif->vdev_type != WMI_VDEV_TYPE_STA)
+			continue;
+
+		ret = ath11k_wmi_arp_ns_offload(ar, arvif, enable);
+
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to set arp ns offload vdev %i: enable %d, ret %d\n",
+				    arvif->vdev_id, enable, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_gtk_rekey_offload(struct ath11k *ar, bool enable)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		if (arvif->vdev_type != WMI_VDEV_TYPE_STA ||
+		    !arvif->is_up ||
+		    !arvif->rekey_data.enable_offload)
+			continue;
+
+		/* get rekey info before disable rekey offload */
+		if (!enable) {
+			ret = ath11k_wmi_gtk_rekey_getinfo(ar, arvif);
+			if (ret) {
+				ath11k_warn(ar->ab, "failed to request rekey info vdev %i, ret %d\n",
+					    arvif->vdev_id, ret);
+				return ret;
+			}
+		}
+
+		ret = ath11k_wmi_gtk_rekey_offload(ar, arvif, enable);
+
+		if (ret) {
+			ath11k_warn(ar->ab, "failed to offload gtk reky vdev %i: enable %d, ret %d\n",
+				    arvif->vdev_id, enable, ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_protocol_offload(struct ath11k *ar, bool enable)
+{
+	int ret;
+
+	ret = ath11k_wow_arp_ns_offload(ar, enable);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to offload ARP and NS %d %d\n",
+			    enable, ret);
+		return ret;
+	}
+
+	ret = ath11k_gtk_rekey_offload(ar, enable);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to offload gtk rekey %d %d\n",
+			    enable, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int ath11k_wow_set_keepalive(struct ath11k *ar,
+				    enum wmi_sta_keepalive_method method,
+				    u32 interval)
+{
+	struct ath11k_vif *arvif;
+	int ret;
+
+	lockdep_assert_held(&ar->conf_mutex);
+
+	list_for_each_entry(arvif, &ar->arvifs, list) {
+		ret = ath11k_mac_vif_set_keepalive(arvif, method, interval);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+int ath11k_wow_op_suspend(struct ieee80211_hw *hw,
+			  struct cfg80211_wowlan *wowlan)
+{
+	struct ath11k *ar = hw->priv;
+	int ret;
+
+	ret = ath11k_mac_wait_tx_complete(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to wait tx complete: %d\n", ret);
+		return ret;
+	}
+
+	mutex_lock(&ar->conf_mutex);
+
+	ret = ath11k_dp_rx_pktlog_stop(ar->ab, true);
+	if (ret) {
+		ath11k_warn(ar->ab,
+			    "failed to stop dp rx (and timer) pktlog during wow suspend: %d\n",
+			    ret);
+		goto exit;
+	}
+
+	ret =  ath11k_wow_cleanup(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to clear wow wakeup events: %d\n",
+			    ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_set_wakeups(ar, wowlan);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to set wow wakeup events: %d\n",
+			    ret);
+		goto cleanup;
+	}
+
+	ret = ath11k_wow_protocol_offload(ar, true);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to set wow protocol offload events: %d\n",
+			    ret);
+		goto cleanup;
+	}
+
+	ret = ath11k_wow_set_hw_filter(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to set hw filter: %d\n",
+			    ret);
+		goto cleanup;
+	}
+
+	ret = ath11k_wow_set_keepalive(ar,
+				       WMI_STA_KEEPALIVE_METHOD_NULL_FRAME,
+				       WMI_STA_KEEPALIVE_INTERVAL_DEFAULT);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to enable wow keepalive: %d\n", ret);
+		goto cleanup;
+	}
+
+	ret = ath11k_wow_enable(ar->ab);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to start wow: %d\n", ret);
+		goto cleanup;
+	}
+
+	ret = ath11k_dp_rx_pktlog_stop(ar->ab, false);
+	if (ret) {
+		ath11k_warn(ar->ab,
+			    "failed to stop dp rx pktlog during wow suspend: %d\n",
+			    ret);
+		goto cleanup;
+	}
+
+	ath11k_ce_stop_shadow_timers(ar->ab);
+	ath11k_dp_stop_shadow_timers(ar->ab);
+
+	ath11k_hif_irq_disable(ar->ab);
+	ath11k_hif_ce_irq_disable(ar->ab);
+
+	ret = ath11k_hif_suspend(ar->ab);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to suspend hif: %d\n", ret);
+		goto wakeup;
+	}
+
+	goto exit;
+
+wakeup:
+	ath11k_wow_wakeup(ar->ab);
+
+cleanup:
+	ath11k_wow_cleanup(ar);
+
+exit:
+	mutex_unlock(&ar->conf_mutex);
+	return ret ? 1 : 0;
+}
+
+void ath11k_wow_op_set_wakeup(struct ieee80211_hw *hw, bool enabled)
+{
+	struct ath11k *ar = hw->priv;
+
+	mutex_lock(&ar->conf_mutex);
+	device_set_wakeup_enable(ar->ab->dev, enabled);
+	mutex_unlock(&ar->conf_mutex);
+}
+
+int ath11k_wow_op_resume(struct ieee80211_hw *hw)
+{
+	struct ath11k *ar = hw->priv;
+	int ret;
+
+	mutex_lock(&ar->conf_mutex);
+
+	ret = ath11k_hif_resume(ar->ab);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to resume hif: %d\n", ret);
+		goto exit;
+	}
+
+	ath11k_hif_ce_irq_enable(ar->ab);
+	ath11k_hif_irq_enable(ar->ab);
+
+	ret = ath11k_dp_rx_pktlog_start(ar->ab);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to start rx pktlog from wow: %d\n", ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_wakeup(ar->ab);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to wakeup from wow: %d\n", ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_nlo_cleanup(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to cleanup nlo: %d\n", ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_clear_hw_filter(ar);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to clear hw filter: %d\n", ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_protocol_offload(ar, false);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to clear wow protocol offload events: %d\n",
+			    ret);
+		goto exit;
+	}
+
+	ret = ath11k_wow_set_keepalive(ar,
+				       WMI_STA_KEEPALIVE_METHOD_NULL_FRAME,
+				       WMI_STA_KEEPALIVE_INTERVAL_DISABLE);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to disable wow keepalive: %d\n", ret);
+		goto exit;
+	}
+
+exit:
+	if (ret) {
+		switch (ar->state) {
+		case ATH11K_STATE_ON:
+			ar->state = ATH11K_STATE_RESTARTING;
+			ret = 1;
+			break;
+		case ATH11K_STATE_OFF:
+		case ATH11K_STATE_RESTARTING:
+		case ATH11K_STATE_RESTARTED:
+		case ATH11K_STATE_WEDGED:
+		case ATH11K_STATE_FTM:
+			ath11k_warn(ar->ab, "encountered unexpected device state %d on resume, cannot recover\n",
+				    ar->state);
+			ret = -EIO;
+			break;
+		}
+	}
+
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+int ath11k_wow_init(struct ath11k *ar)
+{
+	if (!test_bit(WMI_TLV_SERVICE_WOW, ar->wmi->wmi_ab->svc_map))
+		return 0;
+
+	ar->wow.wowlan_support = ath11k_wowlan_support;
+
+	if (ar->wmi->wmi_ab->wlan_resource_config.rx_decap_mode ==
+	    ATH11K_HW_TXRX_NATIVE_WIFI) {
+		ar->wow.wowlan_support.pattern_max_len -= WOW_MAX_REDUCE;
+		ar->wow.wowlan_support.max_pkt_offset -= WOW_MAX_REDUCE;
+	}
+
+	if (test_bit(WMI_TLV_SERVICE_NLO, ar->wmi->wmi_ab->svc_map)) {
+		ar->wow.wowlan_support.flags |= WIPHY_WOWLAN_NET_DETECT;
+		ar->wow.wowlan_support.max_nd_match_sets = WMI_PNO_MAX_SUPP_NETWORKS;
+	}
+
+	ar->wow.max_num_patterns = ATH11K_WOW_PATTERNS;
+	ar->wow.wowlan_support.n_patterns = ar->wow.max_num_patterns;
+	ar->hw->wiphy->wowlan = &ar->wow.wowlan_support;
+
+	device_set_wakeup_capable(ar->ab->dev, true);
+
+	return 0;
+}

linux-7.2.3/drivers/net/wireless/ath/ath11k/wow.h

@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: BSD-3-Clause-Clear */
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef _WOW_H_
+#define _WOW_H_
+
+struct ath11k_wow {
+	u32 max_num_patterns;
+	struct completion wakeup_completed;
+	struct wiphy_wowlan_support wowlan_support;
+};
+
+struct rfc1042_hdr {
+	u8 llc_dsap;
+	u8 llc_ssap;
+	u8 llc_ctrl;
+	u8 snap_oui[3];
+	__be16 snap_type;
+} __packed;
+
+#define ATH11K_WOW_RETRY_NUM		3
+#define ATH11K_WOW_RETRY_WAIT_MS	200
+#define ATH11K_WOW_PATTERNS		22
+
+#ifdef CONFIG_PM
+
+int ath11k_wow_init(struct ath11k *ar);
+int ath11k_wow_op_suspend(struct ieee80211_hw *hw,
+			  struct cfg80211_wowlan *wowlan);
+int ath11k_wow_op_resume(struct ieee80211_hw *hw);
+void ath11k_wow_op_set_wakeup(struct ieee80211_hw *hw, bool enabled);
+int ath11k_wow_enable(struct ath11k_base *ab);
+int ath11k_wow_wakeup(struct ath11k_base *ab);
+
+#else
+
+static inline int ath11k_wow_init(struct ath11k *ar)
+{
+	return 0;
+}
+
+static inline int ath11k_wow_enable(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+static inline int ath11k_wow_wakeup(struct ath11k_base *ab)
+{
+	return 0;
+}
+
+#endif /* CONFIG_PM */
+#endif /* _WOW_H_ */