Resguardo inicial

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/Makefile

@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for the HISILICON network device drivers.
+#
+
+obj-$(CONFIG_HNS) += hnae.o
+
+obj-$(CONFIG_HNS_DSAF) += hns_dsaf.o
+hns_dsaf-objs = hns_ae_adapt.o hns_dsaf_gmac.o hns_dsaf_mac.o hns_dsaf_misc.o \
+	hns_dsaf_main.o hns_dsaf_ppe.o hns_dsaf_rcb.o hns_dsaf_xgmac.o
+
+obj-$(CONFIG_HNS_ENET) += hns_enet_drv.o
+hns_enet_drv-objs = hns_enet.o hns_ethtool.o

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hnae.c

@@ -0,0 +1,467 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/of.h>
+#include <linux/skbuff.h>
+#include <linux/slab.h>
+#include "hnae.h"
+
+#define cls_to_ae_dev(dev) container_of(dev, struct hnae_ae_dev, cls_dev)
+
+static const struct class hnae_class = {
+	.name = "hnae",
+};
+
+static void
+hnae_list_add(spinlock_t *lock, struct list_head *node, struct list_head *head)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(lock, flags);
+	list_add_tail_rcu(node, head);
+	spin_unlock_irqrestore(lock, flags);
+}
+
+static void hnae_list_del(spinlock_t *lock, struct list_head *node)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(lock, flags);
+	list_del_rcu(node);
+	spin_unlock_irqrestore(lock, flags);
+}
+
+static int hnae_alloc_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb)
+{
+	unsigned int order = hnae_page_order(ring);
+	struct page *p = dev_alloc_pages(order);
+
+	if (!p)
+		return -ENOMEM;
+
+	cb->priv = p;
+	cb->page_offset = 0;
+	cb->reuse_flag = 0;
+	cb->buf  = page_address(p);
+	cb->length = hnae_page_size(ring);
+	cb->type = DESC_TYPE_PAGE;
+
+	return 0;
+}
+
+static void hnae_free_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb)
+{
+	if (unlikely(!cb->priv))
+		return;
+
+	if (cb->type == DESC_TYPE_SKB)
+		dev_kfree_skb_any((struct sk_buff *)cb->priv);
+	else if (unlikely(is_rx_ring(ring)))
+		put_page((struct page *)cb->priv);
+
+	cb->priv = NULL;
+}
+
+static int hnae_map_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb)
+{
+	cb->dma = dma_map_page(ring_to_dev(ring), cb->priv, 0,
+			       cb->length, ring_to_dma_dir(ring));
+
+	if (dma_mapping_error(ring_to_dev(ring), cb->dma))
+		return -EIO;
+
+	return 0;
+}
+
+static void hnae_unmap_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb)
+{
+	if (cb->type == DESC_TYPE_SKB)
+		dma_unmap_single(ring_to_dev(ring), cb->dma, cb->length,
+				 ring_to_dma_dir(ring));
+	else if (cb->length)
+		dma_unmap_page(ring_to_dev(ring), cb->dma, cb->length,
+			       ring_to_dma_dir(ring));
+}
+
+static struct hnae_buf_ops hnae_bops = {
+	.alloc_buffer = hnae_alloc_buffer,
+	.free_buffer = hnae_free_buffer,
+	.map_buffer = hnae_map_buffer,
+	.unmap_buffer = hnae_unmap_buffer,
+};
+
+static int __ae_match(struct device *dev, const void *data)
+{
+	struct hnae_ae_dev *hdev = cls_to_ae_dev(dev);
+
+	if (dev_of_node(hdev->dev))
+		return (data == &hdev->dev->of_node->fwnode);
+	else if (is_acpi_node(hdev->dev->fwnode))
+		return (data == hdev->dev->fwnode);
+
+	dev_err(dev, "__ae_match cannot read cfg data from OF or acpi\n");
+	return 0;
+}
+
+static struct hnae_ae_dev *find_ae(const struct fwnode_handle *fwnode)
+{
+	struct device *dev;
+
+	WARN_ON(!fwnode);
+
+	dev = class_find_device(&hnae_class, NULL, fwnode, __ae_match);
+
+	return dev ? cls_to_ae_dev(dev) : NULL;
+}
+
+static void hnae_free_buffers(struct hnae_ring *ring)
+{
+	int i;
+
+	for (i = 0; i < ring->desc_num; i++)
+		hnae_free_buffer_detach(ring, i);
+}
+
+/* Allocate memory for raw pkg, and map with dma */
+static int hnae_alloc_buffers(struct hnae_ring *ring)
+{
+	int i, j, ret;
+
+	for (i = 0; i < ring->desc_num; i++) {
+		ret = hnae_alloc_buffer_attach(ring, i);
+		if (ret)
+			goto out_buffer_fail;
+	}
+
+	return 0;
+
+out_buffer_fail:
+	for (j = i - 1; j >= 0; j--)
+		hnae_free_buffer_detach(ring, j);
+	return ret;
+}
+
+/* free desc along with its attached buffer */
+static void hnae_free_desc(struct hnae_ring *ring)
+{
+	dma_unmap_single(ring_to_dev(ring), ring->desc_dma_addr,
+			 ring->desc_num * sizeof(ring->desc[0]),
+			 ring_to_dma_dir(ring));
+	ring->desc_dma_addr = 0;
+	kfree(ring->desc);
+	ring->desc = NULL;
+}
+
+/* alloc desc, without buffer attached */
+static int hnae_alloc_desc(struct hnae_ring *ring)
+{
+	int size = ring->desc_num * sizeof(ring->desc[0]);
+
+	ring->desc = kzalloc(size, GFP_KERNEL);
+	if (!ring->desc)
+		return -ENOMEM;
+
+	ring->desc_dma_addr = dma_map_single(ring_to_dev(ring),
+		ring->desc, size, ring_to_dma_dir(ring));
+	if (dma_mapping_error(ring_to_dev(ring), ring->desc_dma_addr)) {
+		ring->desc_dma_addr = 0;
+		kfree(ring->desc);
+		ring->desc = NULL;
+		return -ENOMEM;
+	}
+
+	return 0;
+}
+
+/* fini ring, also free the buffer for the ring */
+static void hnae_fini_ring(struct hnae_ring *ring)
+{
+	if (is_rx_ring(ring))
+		hnae_free_buffers(ring);
+
+	hnae_free_desc(ring);
+	kfree(ring->desc_cb);
+	ring->desc_cb = NULL;
+	ring->next_to_clean = 0;
+	ring->next_to_use = 0;
+}
+
+/* init ring, and with buffer for rx ring */
+static int
+hnae_init_ring(struct hnae_queue *q, struct hnae_ring *ring, int flags)
+{
+	int ret;
+
+	if (ring->desc_num <= 0 || ring->buf_size <= 0)
+		return -EINVAL;
+
+	ring->q = q;
+	ring->flags = flags;
+	ring->coal_param = q->handle->coal_param;
+	assert(!ring->desc && !ring->desc_cb && !ring->desc_dma_addr);
+
+	/* not matter for tx or rx ring, the ntc and ntc start from 0 */
+	assert(ring->next_to_use == 0);
+	assert(ring->next_to_clean == 0);
+
+	ring->desc_cb = kzalloc_objs(ring->desc_cb[0], ring->desc_num);
+	if (!ring->desc_cb) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = hnae_alloc_desc(ring);
+	if (ret)
+		goto out_with_desc_cb;
+
+	if (is_rx_ring(ring)) {
+		ret = hnae_alloc_buffers(ring);
+		if (ret)
+			goto out_with_desc;
+	}
+
+	return 0;
+
+out_with_desc:
+	hnae_free_desc(ring);
+out_with_desc_cb:
+	kfree(ring->desc_cb);
+	ring->desc_cb = NULL;
+out:
+	return ret;
+}
+
+static int hnae_init_queue(struct hnae_handle *h, struct hnae_queue *q,
+			   struct hnae_ae_dev *dev)
+{
+	int ret;
+
+	q->dev = dev;
+	q->handle = h;
+
+	ret = hnae_init_ring(q, &q->tx_ring, q->tx_ring.flags | RINGF_DIR);
+	if (ret)
+		goto out;
+
+	ret = hnae_init_ring(q, &q->rx_ring, q->rx_ring.flags & ~RINGF_DIR);
+	if (ret)
+		goto out_with_tx_ring;
+
+	if (dev->ops->init_queue)
+		dev->ops->init_queue(q);
+
+	return 0;
+
+out_with_tx_ring:
+	hnae_fini_ring(&q->tx_ring);
+out:
+	return ret;
+}
+
+static void hnae_fini_queue(struct hnae_queue *q)
+{
+	if (q->dev->ops->fini_queue)
+		q->dev->ops->fini_queue(q);
+
+	hnae_fini_ring(&q->tx_ring);
+	hnae_fini_ring(&q->rx_ring);
+}
+
+/*
+ * ae_chain - define ae chain head
+ */
+static RAW_NOTIFIER_HEAD(ae_chain);
+
+int hnae_register_notifier(struct notifier_block *nb)
+{
+	return raw_notifier_chain_register(&ae_chain, nb);
+}
+EXPORT_SYMBOL(hnae_register_notifier);
+
+void hnae_unregister_notifier(struct notifier_block *nb)
+{
+	if (raw_notifier_chain_unregister(&ae_chain, nb))
+		dev_err(NULL, "notifier chain unregister fail\n");
+}
+EXPORT_SYMBOL(hnae_unregister_notifier);
+
+int hnae_reinit_handle(struct hnae_handle *handle)
+{
+	int i, j;
+	int ret;
+
+	for (i = 0; i < handle->q_num; i++) /* free ring*/
+		hnae_fini_queue(handle->qs[i]);
+
+	if (handle->dev->ops->reset)
+		handle->dev->ops->reset(handle);
+
+	for (i = 0; i < handle->q_num; i++) {/* reinit ring*/
+		ret = hnae_init_queue(handle, handle->qs[i], handle->dev);
+		if (ret)
+			goto out_when_init_queue;
+	}
+	return 0;
+out_when_init_queue:
+	for (j = i - 1; j >= 0; j--)
+		hnae_fini_queue(handle->qs[j]);
+	return ret;
+}
+EXPORT_SYMBOL(hnae_reinit_handle);
+
+/* hnae_get_handle - get a handle from the AE
+ * @owner_dev: the dev use this handle
+ * @ae_id: the id of the ae to be used
+ * @ae_opts: the options set for the handle
+ * @bops: the callbacks for buffer management
+ *
+ * return handle ptr or ERR_PTR
+ */
+struct hnae_handle *hnae_get_handle(struct device *owner_dev,
+				    const struct fwnode_handle	*fwnode,
+				    u32 port_id,
+				    struct hnae_buf_ops *bops)
+{
+	struct hnae_ae_dev *dev;
+	struct hnae_handle *handle;
+	int i, j;
+	int ret;
+
+	dev = find_ae(fwnode);
+	if (!dev)
+		return ERR_PTR(-ENODEV);
+
+	handle = dev->ops->get_handle(dev, port_id);
+	if (IS_ERR(handle)) {
+		put_device(&dev->cls_dev);
+		return handle;
+	}
+
+	handle->dev = dev;
+	handle->owner_dev = owner_dev;
+	handle->bops = bops ? bops : &hnae_bops;
+	handle->eport_id = port_id;
+
+	for (i = 0; i < handle->q_num; i++) {
+		ret = hnae_init_queue(handle, handle->qs[i], dev);
+		if (ret)
+			goto out_when_init_queue;
+	}
+
+	__module_get(dev->owner);
+
+	hnae_list_add(&dev->lock, &handle->node, &dev->handle_list);
+
+	return handle;
+
+out_when_init_queue:
+	for (j = i - 1; j >= 0; j--)
+		hnae_fini_queue(handle->qs[j]);
+
+	put_device(&dev->cls_dev);
+
+	return ERR_PTR(-ENOMEM);
+}
+EXPORT_SYMBOL(hnae_get_handle);
+
+void hnae_put_handle(struct hnae_handle *h)
+{
+	struct hnae_ae_dev *dev = h->dev;
+	int i;
+
+	for (i = 0; i < h->q_num; i++)
+		hnae_fini_queue(h->qs[i]);
+
+	if (h->dev->ops->reset)
+		h->dev->ops->reset(h);
+
+	hnae_list_del(&dev->lock, &h->node);
+
+	if (dev->ops->put_handle)
+		dev->ops->put_handle(h);
+
+	module_put(dev->owner);
+
+	put_device(&dev->cls_dev);
+}
+EXPORT_SYMBOL(hnae_put_handle);
+
+static void hnae_release(struct device *dev)
+{
+}
+
+/**
+ * hnae_ae_register - register a AE engine to hnae framework
+ * @hdev: the hnae ae engine device
+ * @owner:  the module who provides this dev
+ * NOTE: the duplicated name will not be checked
+ */
+int hnae_ae_register(struct hnae_ae_dev *hdev, struct module *owner)
+{
+	static atomic_t id = ATOMIC_INIT(-1);
+	int ret;
+
+	if (!hdev->dev)
+		return -ENODEV;
+
+	if (!hdev->ops || !hdev->ops->get_handle ||
+	    !hdev->ops->toggle_ring_irq ||
+	    !hdev->ops->get_status || !hdev->ops->adjust_link)
+		return -EINVAL;
+
+	hdev->owner = owner;
+	hdev->id = (int)atomic_inc_return(&id);
+	hdev->cls_dev.parent = hdev->dev;
+	hdev->cls_dev.class = &hnae_class;
+	hdev->cls_dev.release = hnae_release;
+	(void)dev_set_name(&hdev->cls_dev, "hnae%d", hdev->id);
+	ret = device_register(&hdev->cls_dev);
+	if (ret) {
+		put_device(&hdev->cls_dev);
+		return ret;
+	}
+
+	INIT_LIST_HEAD(&hdev->handle_list);
+	spin_lock_init(&hdev->lock);
+
+	ret = raw_notifier_call_chain(&ae_chain, HNAE_AE_REGISTER, NULL);
+	if (ret)
+		dev_dbg(hdev->dev,
+			"has not notifier for AE: %s\n", hdev->name);
+
+	return 0;
+}
+EXPORT_SYMBOL(hnae_ae_register);
+
+/**
+ * hnae_ae_unregister - unregisters a HNAE AE engine
+ * @hdev: the device to unregister
+ */
+void hnae_ae_unregister(struct hnae_ae_dev *hdev)
+{
+	device_unregister(&hdev->cls_dev);
+}
+EXPORT_SYMBOL(hnae_ae_unregister);
+
+static int __init hnae_init(void)
+{
+	return class_register(&hnae_class);
+}
+
+static void __exit hnae_exit(void)
+{
+	class_unregister(&hnae_class);
+}
+
+subsys_initcall(hnae_init);
+module_exit(hnae_exit);
+
+MODULE_AUTHOR("Hisilicon, Inc.");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Hisilicon Network Acceleration Engine Framework");
+
+/* vi: set tw=78 noet: */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hnae.h

@@ -0,0 +1,707 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef __HNAE_H
+#define __HNAE_H
+
+/* Names used in this framework:
+ *      ae handle (handle):
+ *        a set of queues provided by AE
+ *      ring buffer queue (rbq):
+ *        the channel between upper layer and the AE, can do tx and rx
+ *      ring:
+ *        a tx or rx channel within a rbq
+ *      ring description (desc):
+ *        an element in the ring with packet information
+ *      buffer:
+ *        a memory region referred by desc with the full packet payload
+ *
+ * "num" means a static number set as a parameter, "count" mean a dynamic
+ *   number set while running
+ * "cb" means control block
+ */
+
+#include <linux/acpi.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/notifier.h>
+#include <linux/phy.h>
+#include <linux/types.h>
+
+#define HNAE_DRIVER_VERSION "2.0"
+#define HNAE_DRIVER_NAME "hns"
+#define HNAE_COPYRIGHT "Copyright(c) 2015 Huawei Corporation."
+#define HNAE_DRIVER_STRING "Hisilicon Network Subsystem Driver"
+#define HNAE_DEFAULT_DEVICE_DESCR "Hisilicon Network Subsystem"
+
+#ifdef DEBUG
+
+#ifndef assert
+#define assert(expr) \
+do { \
+	if (!(expr)) { \
+		pr_err("Assertion failed! %s, %s, %s, line %d\n", \
+			   #expr, __FILE__, __func__, __LINE__); \
+	} \
+} while (0)
+#endif
+
+#else
+
+#ifndef assert
+#define assert(expr)
+#endif
+
+#endif
+
+#define AE_VERSION_1 ('6' << 16 | '6' << 8 | '0')
+#define AE_VERSION_2 ('1' << 24 | '6' << 16 | '1' << 8 | '0')
+#define AE_IS_VER1(ver) ((ver) == AE_VERSION_1)
+#define AE_NAME_SIZE 16
+
+#define BD_SIZE_2048_MAX_MTU   6000
+
+/* some said the RX and TX RCB format should not be the same in the future. But
+ * it is the same now...
+ */
+#define RCB_REG_BASEADDR_L         0x00 /* P660 support only 32bit accessing */
+#define RCB_REG_BASEADDR_H         0x04
+#define RCB_REG_BD_NUM             0x08
+#define RCB_REG_BD_LEN             0x0C
+#define RCB_REG_PKTLINE            0x10
+#define RCB_REG_TAIL               0x18
+#define RCB_REG_HEAD               0x1C
+#define RCB_REG_FBDNUM             0x20
+#define RCB_REG_OFFSET             0x24 /* pkt num to be handled */
+#define RCB_REG_PKTNUM_RECORD      0x2C /* total pkt received */
+
+#define HNS_RX_HEAD_SIZE 256
+
+#define HNAE_AE_REGISTER 0x1
+
+#define RCB_RING_NAME_LEN (IFNAMSIZ + 4)
+
+#define HNAE_LOWEST_LATENCY_COAL_PARAM	30
+#define HNAE_LOW_LATENCY_COAL_PARAM	80
+#define HNAE_BULK_LATENCY_COAL_PARAM	150
+
+enum hnae_led_state {
+	HNAE_LED_INACTIVE,
+	HNAE_LED_ACTIVE,
+	HNAE_LED_ON,
+	HNAE_LED_OFF
+};
+
+#define HNS_RX_FLAG_VLAN_PRESENT 0x1
+#define HNS_RX_FLAG_L3ID_IPV4 0x0
+#define HNS_RX_FLAG_L3ID_IPV6 0x1
+#define HNS_RX_FLAG_L4ID_UDP 0x0
+#define HNS_RX_FLAG_L4ID_TCP 0x1
+#define HNS_RX_FLAG_L4ID_SCTP 0x3
+
+#define HNS_TXD_ASID_S 0
+#define HNS_TXD_ASID_M (0xff << HNS_TXD_ASID_S)
+#define HNS_TXD_BUFNUM_S 8
+#define HNS_TXD_BUFNUM_M (0x3 << HNS_TXD_BUFNUM_S)
+#define HNS_TXD_PORTID_S 10
+#define HNS_TXD_PORTID_M (0x7 << HNS_TXD_PORTID_S)
+
+#define HNS_TXD_RA_B 8
+#define HNS_TXD_RI_B 9
+#define HNS_TXD_L4CS_B 10
+#define HNS_TXD_L3CS_B 11
+#define HNS_TXD_FE_B 12
+#define HNS_TXD_VLD_B 13
+#define HNS_TXD_IPOFFSET_S 14
+#define HNS_TXD_IPOFFSET_M (0xff << HNS_TXD_IPOFFSET_S)
+
+#define HNS_RXD_IPOFFSET_S 0
+#define HNS_RXD_IPOFFSET_M (0xff << HNS_TXD_IPOFFSET_S)
+#define HNS_RXD_BUFNUM_S 8
+#define HNS_RXD_BUFNUM_M (0x3 << HNS_RXD_BUFNUM_S)
+#define HNS_RXD_PORTID_S 10
+#define HNS_RXD_PORTID_M (0x7 << HNS_RXD_PORTID_S)
+#define HNS_RXD_DMAC_S 13
+#define HNS_RXD_DMAC_M (0x3 << HNS_RXD_DMAC_S)
+#define HNS_RXD_VLAN_S 15
+#define HNS_RXD_VLAN_M (0x3 << HNS_RXD_VLAN_S)
+#define HNS_RXD_L3ID_S 17
+#define HNS_RXD_L3ID_M (0xf << HNS_RXD_L3ID_S)
+#define HNS_RXD_L4ID_S 21
+#define HNS_RXD_L4ID_M (0xf << HNS_RXD_L4ID_S)
+#define HNS_RXD_FE_B 25
+#define HNS_RXD_FRAG_B 26
+#define HNS_RXD_VLD_B 27
+#define HNS_RXD_L2E_B 28
+#define HNS_RXD_L3E_B 29
+#define HNS_RXD_L4E_B 30
+#define HNS_RXD_DROP_B 31
+
+#define HNS_RXD_VLANID_S 8
+#define HNS_RXD_VLANID_M (0xfff << HNS_RXD_VLANID_S)
+#define HNS_RXD_CFI_B 20
+#define HNS_RXD_PRI_S 21
+#define HNS_RXD_PRI_M (0x7 << HNS_RXD_PRI_S)
+#define HNS_RXD_ASID_S 24
+#define HNS_RXD_ASID_M (0xff << HNS_RXD_ASID_S)
+
+#define HNSV2_TXD_BUFNUM_S 0
+#define HNSV2_TXD_BUFNUM_M (0x7 << HNSV2_TXD_BUFNUM_S)
+#define HNSV2_TXD_PORTID_S	4
+#define HNSV2_TXD_PORTID_M	(0X7 << HNSV2_TXD_PORTID_S)
+#define HNSV2_TXD_RI_B   1
+#define HNSV2_TXD_L4CS_B   2
+#define HNSV2_TXD_L3CS_B   3
+#define HNSV2_TXD_FE_B   4
+#define HNSV2_TXD_VLD_B  5
+
+#define HNSV2_TXD_TSE_B   0
+#define HNSV2_TXD_VLAN_EN_B   1
+#define HNSV2_TXD_SNAP_B   2
+#define HNSV2_TXD_IPV6_B   3
+#define HNSV2_TXD_SCTP_B   4
+
+/* hardware spec ring buffer format */
+struct __packed hnae_desc {
+	__le64 addr;
+	union {
+		struct {
+			union {
+				__le16 asid_bufnum_pid;
+				__le16 asid;
+			};
+			__le16 send_size;
+			union {
+				__le32 flag_ipoffset;
+				struct {
+					__u8 bn_pid;
+					__u8 ra_ri_cs_fe_vld;
+					__u8 ip_offset;
+					__u8 tse_vlan_snap_v6_sctp_nth;
+				};
+			};
+			__le16 mss;
+			__u8 l4_len;
+			__u8 reserved1;
+			__le16 paylen;
+			__u8 vmid;
+			__u8 qid;
+			__le32 reserved2[2];
+		} tx;
+
+		struct {
+			__le32 ipoff_bnum_pid_flag;
+			__le16 pkt_len;
+			__le16 size;
+			union {
+				__le32 vlan_pri_asid;
+				struct {
+					__le16 asid;
+					__le16 vlan_cfi_pri;
+				};
+			};
+			__le32 rss_hash;
+			__le32 reserved_1[2];
+		} rx;
+	};
+};
+
+struct hnae_desc_cb {
+	dma_addr_t dma; /* dma address of this desc */
+	void *buf;      /* cpu addr for a desc */
+
+	/* priv data for the desc, e.g. skb when use with ip stack*/
+	void *priv;
+	u32 page_offset;
+	u32 length;     /* length of the buffer */
+
+	u16 reuse_flag;
+
+       /* desc type, used by the ring user to mark the type of the priv data */
+	u16 type;
+};
+
+#define setflags(flags, bits) ((flags) |= (bits))
+#define unsetflags(flags, bits) ((flags) &= ~(bits))
+
+/* hnae_ring->flags fields */
+#define RINGF_DIR 0x1	    /* TX or RX ring, set if TX */
+#define is_tx_ring(ring) ((ring)->flags & RINGF_DIR)
+#define is_rx_ring(ring) (!is_tx_ring(ring))
+#define ring_to_dma_dir(ring) (is_tx_ring(ring) ? \
+	DMA_TO_DEVICE : DMA_FROM_DEVICE)
+
+struct ring_stats {
+	u64 io_err_cnt;
+	u64 sw_err_cnt;
+	u64 seg_pkt_cnt;
+	union {
+		struct {
+			u64 tx_pkts;
+			u64 tx_bytes;
+			u64 tx_err_cnt;
+			u64 restart_queue;
+			u64 tx_busy;
+		};
+		struct {
+			u64 rx_pkts;
+			u64 rx_bytes;
+			u64 rx_err_cnt;
+			u64 reuse_pg_cnt;
+			u64 err_pkt_len;
+			u64 non_vld_descs;
+			u64 err_bd_num;
+			u64 l2_err;
+			u64 l3l4_csum_err;
+		};
+	};
+};
+
+struct hnae_queue;
+
+struct hnae_ring {
+	u8 __iomem *io_base; /* base io address for the ring */
+	struct hnae_desc *desc; /* dma map address space */
+	struct hnae_desc_cb *desc_cb;
+	struct hnae_queue *q;
+	int irq;
+	char ring_name[RCB_RING_NAME_LEN];
+
+	/* statistic */
+	struct ring_stats stats;
+
+	dma_addr_t desc_dma_addr;
+	u32 buf_size;       /* size for hnae_desc->addr, preset by AE */
+	u16 desc_num;       /* total number of desc */
+	u16 max_desc_num_per_pkt;
+	u16 max_raw_data_sz_per_desc;
+	u16 max_pkt_size;
+	int next_to_use;    /* idx of next spare desc */
+
+	/* idx of lastest sent desc, the ring is empty when equal to
+	 * next_to_use
+	 */
+	int next_to_clean;
+
+	int flags;          /* ring attribute */
+	int irq_init_flag;
+
+	/* total rx bytes after last rx rate calucated */
+	u64 coal_last_rx_bytes;
+	unsigned long coal_last_jiffies;
+	u32 coal_param;
+	u32 coal_rx_rate;	/* rx rate in MB */
+};
+
+#define ring_ptr_move_fw(ring, p) \
+	((ring)->p = ((ring)->p + 1) % (ring)->desc_num)
+#define ring_ptr_move_bw(ring, p) \
+	((ring)->p = ((ring)->p - 1 + (ring)->desc_num) % (ring)->desc_num)
+
+enum hns_desc_type {
+	DESC_TYPE_SKB,
+	DESC_TYPE_PAGE,
+};
+
+#define assert_is_ring_idx(ring, idx) \
+	assert((idx) >= 0 && (idx) < (ring)->desc_num)
+
+/* the distance between [begin, end) in a ring buffer
+ * note: there is a unuse slot between the begin and the end
+ */
+static inline int ring_dist(struct hnae_ring *ring, int begin, int end)
+{
+	assert_is_ring_idx(ring, begin);
+	assert_is_ring_idx(ring, end);
+
+	return (end - begin + ring->desc_num) % ring->desc_num;
+}
+
+static inline int ring_space(struct hnae_ring *ring)
+{
+	return ring->desc_num -
+		ring_dist(ring, ring->next_to_clean, ring->next_to_use) - 1;
+}
+
+static inline int is_ring_empty(struct hnae_ring *ring)
+{
+	assert_is_ring_idx(ring, ring->next_to_use);
+	assert_is_ring_idx(ring, ring->next_to_clean);
+
+	return ring->next_to_use == ring->next_to_clean;
+}
+
+#define hnae_buf_size(_ring) ((_ring)->buf_size)
+#define hnae_page_order(_ring) (get_order(hnae_buf_size(_ring)))
+#define hnae_page_size(_ring) (PAGE_SIZE << hnae_page_order(_ring))
+
+struct hnae_handle;
+
+/* allocate and dma map space for hnae desc */
+struct hnae_buf_ops {
+	int (*alloc_buffer)(struct hnae_ring *ring, struct hnae_desc_cb *cb);
+	void (*free_buffer)(struct hnae_ring *ring, struct hnae_desc_cb *cb);
+	int (*map_buffer)(struct hnae_ring *ring, struct hnae_desc_cb *cb);
+	void (*unmap_buffer)(struct hnae_ring *ring, struct hnae_desc_cb *cb);
+};
+
+struct hnae_queue {
+	u8 __iomem *io_base;
+	phys_addr_t phy_base;
+	struct hnae_ae_dev *dev;	/* the device who use this queue */
+	struct hnae_ring rx_ring ____cacheline_internodealigned_in_smp;
+	struct hnae_ring tx_ring ____cacheline_internodealigned_in_smp;
+	struct hnae_handle *handle;
+};
+
+/*hnae loop mode*/
+enum hnae_loop {
+	MAC_INTERNALLOOP_MAC = 0,
+	MAC_INTERNALLOOP_SERDES,
+	MAC_INTERNALLOOP_PHY,
+	MAC_LOOP_PHY_NONE,
+	MAC_LOOP_NONE,
+};
+
+/*hnae port type*/
+enum hnae_port_type {
+	HNAE_PORT_SERVICE = 0,
+	HNAE_PORT_DEBUG
+};
+
+/* mac media type */
+enum hnae_media_type {
+	HNAE_MEDIA_TYPE_UNKNOWN = 0,
+	HNAE_MEDIA_TYPE_FIBER,
+	HNAE_MEDIA_TYPE_COPPER,
+	HNAE_MEDIA_TYPE_BACKPLANE,
+};
+
+/* This struct defines the operation on the handle.
+ *
+ * get_handle(): (mandatory)
+ *   Get a handle from AE according to its name and options.
+ *   the AE driver should manage the space used by handle and its queues while
+ *   the HNAE framework will allocate desc and desc_cb for all rings in the
+ *   queues.
+ * put_handle():
+ *   Release the handle.
+ * start():
+ *   Enable the hardware, include all queues
+ * stop():
+ *   Disable the hardware
+ * set_opts(): (mandatory)
+ *   Set options to the AE
+ * get_opts(): (mandatory)
+ *   Get options from the AE
+ * get_status():
+ *   Get the carrier state of the back channel of the handle, 1 for ok, 0 for
+ *   non-ok
+ * toggle_ring_irq(): (mandatory)
+ *   Set the ring irq to be enabled(0) or disable(1)
+ * toggle_queue_status(): (mandatory)
+ *   Set the queue to be enabled(1) or disable(0), this will not change the
+ *   ring irq state
+ * adjust_link()
+ *   adjust link status
+ * set_loopback()
+ *   set loopback
+ * get_ring_bdnum_limit()
+ *   get ring bd number limit
+ * get_pauseparam()
+ *   get tx and rx of pause frame use
+ * set_pauseparam()
+ *   set tx and rx of pause frame use
+ * get_coalesce_usecs()
+ *   get usecs to delay a TX interrupt after a packet is sent
+ * get_rx_max_coalesced_frames()
+ *   get Maximum number of packets to be sent before a TX interrupt.
+ * set_coalesce_usecs()
+ *   set usecs to delay a TX interrupt after a packet is sent
+ * set_coalesce_frames()
+ *   set Maximum number of packets to be sent before a TX interrupt.
+ * get_ringnum()
+ *   get RX/TX ring number
+ * get_max_ringnum()
+ *   get RX/TX ring maximum number
+ * get_mac_addr()
+ *   get mac address
+ * set_mac_addr()
+ *   set mac address
+ * clr_mc_addr()
+ *   clear mcast tcam table
+ * set_mc_addr()
+ *   set multicast mode
+ * add_uc_addr()
+ *   add ucast address
+ * rm_uc_addr()
+ *   remove ucast address
+ * set_mtu()
+ *   set mtu
+ * update_stats()
+ *   update Old network device statistics
+ * get_ethtool_stats()
+ *   get ethtool network device statistics
+ * get_strings()
+ *   get a set of strings that describe the requested objects
+ * get_sset_count()
+ *   get number of strings that @get_strings will write
+ * update_led_status()
+ *   update the led status
+ * set_led_id()
+ *   set led id
+ * get_regs()
+ *   get regs dump
+ * get_regs_len()
+ *   get the len of the regs dump
+ */
+struct hnae_ae_ops {
+	struct hnae_handle *(*get_handle)(struct hnae_ae_dev *dev,
+					  u32 port_id);
+	void (*put_handle)(struct hnae_handle *handle);
+	void (*init_queue)(struct hnae_queue *q);
+	void (*fini_queue)(struct hnae_queue *q);
+	int (*start)(struct hnae_handle *handle);
+	void (*stop)(struct hnae_handle *handle);
+	void (*reset)(struct hnae_handle *handle);
+	int (*set_opts)(struct hnae_handle *handle, int type, void *opts);
+	int (*get_opts)(struct hnae_handle *handle, int type, void **opts);
+	int (*get_status)(struct hnae_handle *handle);
+	int (*get_info)(struct hnae_handle *handle,
+			u8 *auto_neg, u16 *speed, u8 *duplex);
+	void (*toggle_ring_irq)(struct hnae_ring *ring, u32 val);
+	void (*adjust_link)(struct hnae_handle *handle, int speed, int duplex);
+	bool (*need_adjust_link)(struct hnae_handle *handle,
+				 int speed, int duplex);
+	int (*set_loopback)(struct hnae_handle *handle,
+			    enum hnae_loop loop_mode, int en);
+	void (*get_ring_bdnum_limit)(struct hnae_queue *queue,
+				     u32 *uplimit);
+	void (*get_pauseparam)(struct hnae_handle *handle,
+			       u32 *auto_neg, u32 *rx_en, u32 *tx_en);
+	int (*set_pauseparam)(struct hnae_handle *handle,
+			      u32 auto_neg, u32 rx_en, u32 tx_en);
+	void (*get_coalesce_usecs)(struct hnae_handle *handle,
+				   u32 *tx_usecs, u32 *rx_usecs);
+	void (*get_max_coalesced_frames)(struct hnae_handle *handle,
+					 u32 *tx_frames, u32 *rx_frames);
+	int (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout);
+	int (*set_coalesce_frames)(struct hnae_handle *handle,
+				   u32 tx_frames, u32 rx_frames);
+	void (*get_coalesce_range)(struct hnae_handle *handle,
+				   u32 *tx_frames_low, u32 *rx_frames_low,
+				   u32 *tx_frames_high, u32 *rx_frames_high,
+				   u32 *tx_usecs_low, u32 *rx_usecs_low,
+				   u32 *tx_usecs_high, u32 *rx_usecs_high);
+	void (*set_promisc_mode)(struct hnae_handle *handle, u32 en);
+	int (*get_mac_addr)(struct hnae_handle *handle, void **p);
+	int (*set_mac_addr)(struct hnae_handle *handle, const void *p);
+	int (*add_uc_addr)(struct hnae_handle *handle,
+			   const unsigned char *addr);
+	int (*rm_uc_addr)(struct hnae_handle *handle,
+			  const unsigned char *addr);
+	int (*clr_mc_addr)(struct hnae_handle *handle);
+	int (*set_mc_addr)(struct hnae_handle *handle, void *addr);
+	int (*set_mtu)(struct hnae_handle *handle, int new_mtu);
+	void (*set_tso_stats)(struct hnae_handle *handle, int enable);
+	void (*update_stats)(struct hnae_handle *handle,
+			     struct net_device_stats *net_stats);
+	void (*get_stats)(struct hnae_handle *handle, u64 *data);
+	void (*get_strings)(struct hnae_handle *handle,
+			    u32 stringset, u8 **data);
+	int (*get_sset_count)(struct hnae_handle *handle, int stringset);
+	void (*update_led_status)(struct hnae_handle *handle);
+	int (*set_led_id)(struct hnae_handle *handle,
+			  enum hnae_led_state status);
+	void (*get_regs)(struct hnae_handle *handle, void *data);
+	int (*get_regs_len)(struct hnae_handle *handle);
+	u32	(*get_rss_key_size)(struct hnae_handle *handle);
+	u32	(*get_rss_indir_size)(struct hnae_handle *handle);
+	int	(*get_rss)(struct hnae_handle *handle, u32 *indir, u8 *key,
+			   u8 *hfunc);
+	int	(*set_rss)(struct hnae_handle *handle, const u32 *indir,
+			   const u8 *key, const u8 hfunc);
+};
+
+struct hnae_ae_dev {
+	struct device cls_dev; /* the class dev */
+	struct device *dev; /* the presented dev */
+	struct hnae_ae_ops *ops;
+	struct list_head node;
+	struct module *owner; /* the module who provides this dev */
+	int id;
+	char name[AE_NAME_SIZE];
+	struct list_head handle_list;
+	spinlock_t lock; /* lock to protect the handle_list */
+};
+
+struct hnae_handle {
+	struct device *owner_dev; /* the device which make use of this handle */
+	struct hnae_ae_dev *dev;  /* the device who provides this handle */
+	struct phy_device *phy_dev;
+	phy_interface_t phy_if;
+	u32 if_support;
+	int q_num;
+	int vf_id;
+	unsigned long coal_last_jiffies;
+	u32 coal_param;		/* self adapt coalesce param */
+	/* the ring index of last ring that set coal param */
+	u32 coal_ring_idx;
+	u32 eport_id;
+	u32 dport_id;	/* v2 tx bd should fill the dport_id */
+	bool coal_adapt_en;
+	enum hnae_port_type port_type;
+	enum hnae_media_type media_type;
+	struct list_head node;    /* list to hnae_ae_dev->handle_list */
+	struct hnae_buf_ops *bops; /* operation for the buffer */
+	struct hnae_queue *qs[];  /* flexible array of all queues */
+};
+
+#define ring_to_dev(ring) ((ring)->q->dev->dev)
+
+struct hnae_handle *hnae_get_handle(struct device *owner_dev,
+				    const struct fwnode_handle	*fwnode,
+				    u32 port_id,
+				    struct hnae_buf_ops *bops);
+
+void hnae_put_handle(struct hnae_handle *handle);
+int hnae_ae_register(struct hnae_ae_dev *dev, struct module *owner);
+void hnae_ae_unregister(struct hnae_ae_dev *dev);
+
+int hnae_register_notifier(struct notifier_block *nb);
+void hnae_unregister_notifier(struct notifier_block *nb);
+int hnae_reinit_handle(struct hnae_handle *handle);
+
+#define hnae_queue_xmit(q, buf_num) writel_relaxed(buf_num, \
+	(q)->tx_ring.io_base + RCB_REG_TAIL)
+
+#ifndef assert
+#define assert(cond)
+#endif
+
+static inline int hnae_reserve_buffer_map(struct hnae_ring *ring,
+					  struct hnae_desc_cb *cb)
+{
+	struct hnae_buf_ops *bops = ring->q->handle->bops;
+	int ret;
+
+	ret = bops->alloc_buffer(ring, cb);
+	if (ret)
+		goto out;
+
+	ret = bops->map_buffer(ring, cb);
+	if (ret)
+		goto out_with_buf;
+
+	return 0;
+
+out_with_buf:
+	bops->free_buffer(ring, cb);
+out:
+	return ret;
+}
+
+static inline int hnae_alloc_buffer_attach(struct hnae_ring *ring, int i)
+{
+	int ret = hnae_reserve_buffer_map(ring, &ring->desc_cb[i]);
+
+	if (ret)
+		return ret;
+
+	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma);
+
+	return 0;
+}
+
+static inline void hnae_buffer_detach(struct hnae_ring *ring, int i)
+{
+	ring->q->handle->bops->unmap_buffer(ring, &ring->desc_cb[i]);
+	ring->desc[i].addr = 0;
+}
+
+static inline void hnae_free_buffer_detach(struct hnae_ring *ring, int i)
+{
+	struct hnae_buf_ops *bops = ring->q->handle->bops;
+	struct hnae_desc_cb *cb = &ring->desc_cb[i];
+
+	if (!ring->desc_cb[i].dma)
+		return;
+
+	hnae_buffer_detach(ring, i);
+	bops->free_buffer(ring, cb);
+}
+
+/* detach a in-used buffer and replace with a reserved one  */
+static inline void hnae_replace_buffer(struct hnae_ring *ring, int i,
+				       struct hnae_desc_cb *res_cb)
+{
+	struct hnae_buf_ops *bops = ring->q->handle->bops;
+
+	bops->unmap_buffer(ring, &ring->desc_cb[i]);
+	ring->desc_cb[i] = *res_cb;
+	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma);
+	ring->desc[i].rx.ipoff_bnum_pid_flag = 0;
+}
+
+static inline void hnae_reuse_buffer(struct hnae_ring *ring, int i)
+{
+	ring->desc_cb[i].reuse_flag = 0;
+	ring->desc[i].addr = cpu_to_le64(ring->desc_cb[i].dma
+		+ ring->desc_cb[i].page_offset);
+	ring->desc[i].rx.ipoff_bnum_pid_flag = 0;
+}
+
+/* when reinit buffer size, we should reinit buffer description */
+static inline void hnae_reinit_all_ring_desc(struct hnae_handle *h)
+{
+	int i, j;
+	struct hnae_ring *ring;
+
+	for (i = 0; i < h->q_num; i++) {
+		ring = &h->qs[i]->rx_ring;
+		for (j = 0; j < ring->desc_num; j++)
+			ring->desc[j].addr = cpu_to_le64(ring->desc_cb[j].dma);
+	}
+
+	wmb();	/* commit all data before submit */
+}
+
+/* when reinit buffer size, we should reinit page offset */
+static inline void hnae_reinit_all_ring_page_off(struct hnae_handle *h)
+{
+	int i, j;
+	struct hnae_ring *ring;
+
+	for (i = 0; i < h->q_num; i++) {
+		ring = &h->qs[i]->rx_ring;
+		for (j = 0; j < ring->desc_num; j++) {
+			ring->desc_cb[j].page_offset = 0;
+			if (ring->desc[j].addr !=
+			    cpu_to_le64(ring->desc_cb[j].dma))
+				ring->desc[j].addr =
+					cpu_to_le64(ring->desc_cb[j].dma);
+		}
+	}
+
+	wmb();	/* commit all data before submit */
+}
+
+#define hnae_set_field(origin, mask, shift, val) \
+	do { \
+		(origin) &= (~(mask)); \
+		(origin) |= ((val) << (shift)) & (mask); \
+	} while (0)
+
+#define hnae_set_bit(origin, shift, val) \
+	hnae_set_field((origin), (0x1 << (shift)), (shift), (val))
+
+#define hnae_get_field(origin, mask, shift) (((origin) & (mask)) >> (shift))
+
+#define hnae_get_bit(origin, shift) \
+	hnae_get_field((origin), (0x1 << (shift)), (shift))
+
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c

@@ -0,0 +1,995 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include <linux/etherdevice.h>
+#include <linux/netdevice.h>
+#include <linux/spinlock.h>
+
+#include "hnae.h"
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_main.h"
+#include "hns_dsaf_ppe.h"
+#include "hns_dsaf_rcb.h"
+
+static struct hns_mac_cb *hns_get_mac_cb(struct hnae_handle *handle)
+{
+	struct  hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+
+	return vf_cb->mac_cb;
+}
+
+static struct dsaf_device *hns_ae_get_dsaf_dev(struct hnae_ae_dev *dev)
+{
+	return container_of(dev, struct dsaf_device, ae_dev);
+}
+
+static struct hns_ppe_cb *hns_get_ppe_cb(struct hnae_handle *handle)
+{
+	int ppe_index;
+	struct ppe_common_cb *ppe_comm;
+	struct  hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+
+	ppe_comm = vf_cb->dsaf_dev->ppe_common[0];
+	ppe_index = vf_cb->port_index;
+
+	return &ppe_comm->ppe_cb[ppe_index];
+}
+
+static int hns_ae_get_q_num_per_vf(
+	struct dsaf_device *dsaf_dev, int port)
+{
+	return dsaf_dev->rcb_common[0]->max_q_per_vf;
+}
+
+static int hns_ae_get_vf_num_per_port(
+	struct dsaf_device *dsaf_dev, int port)
+{
+	return dsaf_dev->rcb_common[0]->max_vfn;
+}
+
+static struct ring_pair_cb *hns_ae_get_base_ring_pair(
+	struct dsaf_device *dsaf_dev, int port)
+{
+	struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[0];
+	int q_num = rcb_comm->max_q_per_vf;
+	int vf_num = rcb_comm->max_vfn;
+
+	return &rcb_comm->ring_pair_cb[port * q_num * vf_num];
+}
+
+static struct ring_pair_cb *hns_ae_get_ring_pair(struct hnae_queue *q)
+{
+	return container_of(q, struct ring_pair_cb, q);
+}
+
+static struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev,
+					     u32 port_id)
+{
+	int vfnum_per_port;
+	int qnum_per_vf;
+	int i;
+	struct dsaf_device *dsaf_dev;
+	struct hnae_handle *ae_handle;
+	struct ring_pair_cb *ring_pair_cb;
+	struct hnae_vf_cb *vf_cb;
+
+	dsaf_dev = hns_ae_get_dsaf_dev(dev);
+
+	ring_pair_cb = hns_ae_get_base_ring_pair(dsaf_dev, port_id);
+	vfnum_per_port = hns_ae_get_vf_num_per_port(dsaf_dev, port_id);
+	qnum_per_vf = hns_ae_get_q_num_per_vf(dsaf_dev, port_id);
+
+	vf_cb = kzalloc_flex(*vf_cb, ae_handle.qs, qnum_per_vf);
+	if (unlikely(!vf_cb)) {
+		dev_err(dsaf_dev->dev, "malloc vf_cb fail!\n");
+		ae_handle = ERR_PTR(-ENOMEM);
+		goto handle_err;
+	}
+	ae_handle = &vf_cb->ae_handle;
+	/* ae_handle Init  */
+	ae_handle->owner_dev = dsaf_dev->dev;
+	ae_handle->dev = dev;
+	ae_handle->q_num = qnum_per_vf;
+	ae_handle->coal_param = HNAE_LOWEST_LATENCY_COAL_PARAM;
+
+	/* find ring pair, and set vf id*/
+	for (ae_handle->vf_id = 0;
+		ae_handle->vf_id < vfnum_per_port; ae_handle->vf_id++) {
+		if (!ring_pair_cb->used_by_vf)
+			break;
+		ring_pair_cb += qnum_per_vf;
+	}
+	if (ae_handle->vf_id >= vfnum_per_port) {
+		dev_err(dsaf_dev->dev, "malloc queue fail!\n");
+		ae_handle = ERR_PTR(-EINVAL);
+		goto vf_id_err;
+	}
+
+	for (i = 0; i < qnum_per_vf; i++) {
+		ae_handle->qs[i] = &ring_pair_cb->q;
+		ae_handle->qs[i]->rx_ring.q = ae_handle->qs[i];
+		ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i];
+
+		ring_pair_cb->used_by_vf = 1;
+		ring_pair_cb++;
+	}
+
+	vf_cb->dsaf_dev = dsaf_dev;
+	vf_cb->port_index = port_id;
+	vf_cb->mac_cb = dsaf_dev->mac_cb[port_id];
+
+	ae_handle->phy_if = vf_cb->mac_cb->phy_if;
+	ae_handle->phy_dev = vf_cb->mac_cb->phy_dev;
+	ae_handle->if_support = vf_cb->mac_cb->if_support;
+	ae_handle->port_type = vf_cb->mac_cb->mac_type;
+	ae_handle->media_type = vf_cb->mac_cb->media_type;
+	ae_handle->dport_id = port_id;
+
+	return ae_handle;
+vf_id_err:
+	kfree(vf_cb);
+handle_err:
+	return ae_handle;
+}
+
+static void hns_ae_put_handle(struct hnae_handle *handle)
+{
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+	int i;
+
+	for (i = 0; i < handle->q_num; i++)
+		hns_ae_get_ring_pair(handle->qs[i])->used_by_vf = 0;
+
+	kfree(vf_cb);
+}
+
+static int hns_ae_wait_flow_down(struct hnae_handle *handle)
+{
+	struct dsaf_device *dsaf_dev;
+	struct hns_ppe_cb *ppe_cb;
+	struct hnae_vf_cb *vf_cb;
+	int ret;
+	int i;
+
+	for (i = 0; i < handle->q_num; i++) {
+		ret = hns_rcb_wait_tx_ring_clean(handle->qs[i]);
+		if (ret)
+			return ret;
+	}
+
+	ppe_cb = hns_get_ppe_cb(handle);
+	ret = hns_ppe_wait_tx_fifo_clean(ppe_cb);
+	if (ret)
+		return ret;
+
+	dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+	if (!dsaf_dev)
+		return -EINVAL;
+	ret = hns_dsaf_wait_pkt_clean(dsaf_dev, handle->dport_id);
+	if (ret)
+		return ret;
+
+	vf_cb = hns_ae_get_vf_cb(handle);
+	ret = hns_mac_wait_fifo_clean(vf_cb->mac_cb);
+	if (ret)
+		return ret;
+
+	mdelay(10);
+	return 0;
+}
+
+static void hns_ae_ring_enable_all(struct hnae_handle *handle, int val)
+{
+	int q_num = handle->q_num;
+	int i;
+
+	for (i = 0; i < q_num; i++)
+		hns_rcb_ring_enable_hw(handle->qs[i], val);
+}
+
+static void hns_ae_init_queue(struct hnae_queue *q)
+{
+	struct ring_pair_cb *ring =
+		container_of(q, struct ring_pair_cb, q);
+
+	hns_rcb_init_hw(ring);
+}
+
+static void hns_ae_fini_queue(struct hnae_queue *q)
+{
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(q->handle);
+
+	if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
+		hns_rcb_reset_ring_hw(q);
+}
+
+static int hns_ae_set_mac_address(struct hnae_handle *handle, const void *p)
+{
+	int ret;
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	if (!p || !is_valid_ether_addr((const u8 *)p)) {
+		dev_err(handle->owner_dev, "is not valid ether addr !\n");
+		return -EADDRNOTAVAIL;
+	}
+
+	ret = hns_mac_change_vf_addr(mac_cb, handle->vf_id, p);
+	if (ret != 0) {
+		dev_err(handle->owner_dev,
+			"set_mac_address fail, ret=%d!\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int hns_ae_add_uc_address(struct hnae_handle *handle,
+				 const unsigned char *addr)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	if (mac_cb->mac_type != HNAE_PORT_SERVICE)
+		return -ENOSPC;
+
+	return hns_mac_add_uc_addr(mac_cb, handle->vf_id, addr);
+}
+
+static int hns_ae_rm_uc_address(struct hnae_handle *handle,
+				const unsigned char *addr)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	if (mac_cb->mac_type != HNAE_PORT_SERVICE)
+		return -ENOSPC;
+
+	return hns_mac_rm_uc_addr(mac_cb, handle->vf_id, addr);
+}
+
+static int hns_ae_set_multicast_one(struct hnae_handle *handle, void *addr)
+{
+	int ret;
+	char *mac_addr = (char *)addr;
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+	u8 port_num;
+
+	assert(mac_cb);
+
+	if (mac_cb->mac_type != HNAE_PORT_SERVICE)
+		return 0;
+
+	ret = hns_mac_set_multi(mac_cb, mac_cb->mac_id, mac_addr, true);
+	if (ret) {
+		dev_err(handle->owner_dev,
+			"mac add mul_mac:%pM port%d  fail, ret = %#x!\n",
+			mac_addr, mac_cb->mac_id, ret);
+		return ret;
+	}
+
+	ret = hns_mac_get_inner_port_num(mac_cb, handle->vf_id, &port_num);
+	if (ret)
+		return ret;
+
+	ret = hns_mac_set_multi(mac_cb, port_num, mac_addr, true);
+	if (ret)
+		dev_err(handle->owner_dev,
+			"mac add mul_mac:%pM port%d  fail, ret = %#x!\n",
+			mac_addr, DSAF_BASE_INNER_PORT_NUM, ret);
+
+	return ret;
+}
+
+static int hns_ae_clr_multicast(struct hnae_handle *handle)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	if (mac_cb->mac_type != HNAE_PORT_SERVICE)
+		return 0;
+
+	return hns_mac_clr_multicast(mac_cb, handle->vf_id);
+}
+
+static int hns_ae_set_mtu(struct hnae_handle *handle, int new_mtu)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+	struct hnae_queue *q;
+	u32 rx_buf_size;
+	int i, ret;
+
+	/* when buf_size is 2048, max mtu is 6K for rx ring max bd num is 3. */
+	if (!AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) {
+		if (new_mtu <= BD_SIZE_2048_MAX_MTU)
+			rx_buf_size = 2048;
+		else
+			rx_buf_size = 4096;
+	} else {
+		rx_buf_size = mac_cb->dsaf_dev->buf_size;
+	}
+
+	ret = hns_mac_set_mtu(mac_cb, new_mtu, rx_buf_size);
+
+	if (!ret) {
+		/* reinit ring buf_size */
+		for (i = 0; i < handle->q_num; i++) {
+			q = handle->qs[i];
+			q->rx_ring.buf_size = rx_buf_size;
+			hns_rcb_set_rx_ring_bs(q, rx_buf_size);
+		}
+	}
+
+	return ret;
+}
+
+static void hns_ae_set_tso_stats(struct hnae_handle *handle, int enable)
+{
+	struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
+
+	hns_ppe_set_tso_enable(ppe_cb, enable);
+}
+
+static int hns_ae_start(struct hnae_handle *handle)
+{
+	int ret;
+	int k;
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	ret = hns_mac_vm_config_bc_en(mac_cb, 0, true);
+	if (ret)
+		return ret;
+
+	for (k = 0; k < handle->q_num; k++) {
+		if (AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver))
+			hns_rcb_int_clr_hw(handle->qs[k],
+					   RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
+		else
+			hns_rcbv2_int_clr_hw(handle->qs[k],
+					     RCB_INT_FLAG_TX | RCB_INT_FLAG_RX);
+	}
+	hns_ae_ring_enable_all(handle, 1);
+	msleep(100);
+
+	hns_mac_start(mac_cb);
+
+	return 0;
+}
+
+static void hns_ae_stop(struct hnae_handle *handle)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	/* just clean tx fbd, neednot rx fbd*/
+	hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_TX);
+
+	msleep(20);
+
+	hns_mac_stop(mac_cb);
+
+	usleep_range(10000, 20000);
+
+	hns_ae_ring_enable_all(handle, 0);
+
+	/* clean rx fbd. */
+	hns_rcb_wait_fbd_clean(handle->qs, handle->q_num, RCB_INT_FLAG_RX);
+
+	(void)hns_mac_vm_config_bc_en(mac_cb, 0, false);
+}
+
+static void hns_ae_reset(struct hnae_handle *handle)
+{
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+
+	if (vf_cb->mac_cb->mac_type == HNAE_PORT_DEBUG) {
+		hns_mac_reset(vf_cb->mac_cb);
+		hns_ppe_reset_common(vf_cb->dsaf_dev, 0);
+	}
+}
+
+static void hns_ae_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
+{
+	u32 flag;
+
+	if (is_tx_ring(ring))
+		flag = RCB_INT_FLAG_TX;
+	else
+		flag = RCB_INT_FLAG_RX;
+
+	hns_rcb_int_ctrl_hw(ring->q, flag, mask);
+}
+
+static void hns_aev2_toggle_ring_irq(struct hnae_ring *ring, u32 mask)
+{
+	u32 flag;
+
+	if (is_tx_ring(ring))
+		flag = RCB_INT_FLAG_TX;
+	else
+		flag = RCB_INT_FLAG_RX;
+
+	hns_rcbv2_int_ctrl_hw(ring->q, flag, mask);
+}
+
+static int hns_ae_get_link_status(struct hnae_handle *handle)
+{
+	u32 link_status;
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	hns_mac_get_link_status(mac_cb, &link_status);
+
+	return !!link_status;
+}
+
+static int hns_ae_get_mac_info(struct hnae_handle *handle,
+			       u8 *auto_neg, u16 *speed, u8 *duplex)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	return hns_mac_get_port_info(mac_cb, auto_neg, speed, duplex);
+}
+
+static bool hns_ae_need_adjust_link(struct hnae_handle *handle, int speed,
+				    int duplex)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	return hns_mac_need_adjust_link(mac_cb, speed, duplex);
+}
+
+static void hns_ae_adjust_link(struct hnae_handle *handle, int speed,
+			       int duplex)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	switch (mac_cb->dsaf_dev->dsaf_ver) {
+	case AE_VERSION_1:
+		hns_mac_adjust_link(mac_cb, speed, duplex);
+		break;
+
+	case AE_VERSION_2:
+		/* chip need to clear all pkt inside */
+		hns_mac_disable(mac_cb, MAC_COMM_MODE_RX);
+		if (hns_ae_wait_flow_down(handle)) {
+			hns_mac_enable(mac_cb, MAC_COMM_MODE_RX);
+			break;
+		}
+
+		hns_mac_adjust_link(mac_cb, speed, duplex);
+		hns_mac_enable(mac_cb, MAC_COMM_MODE_RX);
+		break;
+
+	default:
+		break;
+	}
+}
+
+static void hns_ae_get_ring_bdnum_limit(struct hnae_queue *queue,
+					u32 *uplimit)
+{
+	*uplimit = HNS_RCB_RING_MAX_PENDING_BD;
+}
+
+static void hns_ae_get_pauseparam(struct hnae_handle *handle,
+				  u32 *auto_neg, u32 *rx_en, u32 *tx_en)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+	struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
+
+	hns_mac_get_autoneg(mac_cb, auto_neg);
+
+	hns_mac_get_pauseparam(mac_cb, rx_en, tx_en);
+
+	/* Service port's pause feature is provided by DSAF, not mac */
+	if (handle->port_type == HNAE_PORT_SERVICE)
+		hns_dsaf_get_rx_mac_pause_en(dsaf_dev, mac_cb->mac_id, rx_en);
+}
+
+static void hns_ae_set_promisc_mode(struct hnae_handle *handle, u32 en)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+
+	hns_dsaf_set_promisc_mode(hns_ae_get_dsaf_dev(handle->dev), en);
+	hns_mac_set_promisc(mac_cb, (u8)!!en);
+}
+
+static int hns_ae_set_pauseparam(struct hnae_handle *handle,
+				 u32 autoneg, u32 rx_en, u32 tx_en)
+{
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+	struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
+	int ret;
+
+	ret = hns_mac_set_autoneg(mac_cb, autoneg);
+	if (ret)
+		return ret;
+
+	/* Service port's pause feature is provided by DSAF, not mac */
+	if (handle->port_type == HNAE_PORT_SERVICE) {
+		ret = hns_dsaf_set_rx_mac_pause_en(dsaf_dev,
+						   mac_cb->mac_id, rx_en);
+		if (ret)
+			return ret;
+		rx_en = 0;
+	}
+	return hns_mac_set_pauseparam(mac_cb, rx_en, tx_en);
+}
+
+static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle,
+				      u32 *tx_usecs, u32 *rx_usecs)
+{
+	struct ring_pair_cb *ring_pair =
+		container_of(handle->qs[0], struct ring_pair_cb, q);
+
+	*tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
+					       ring_pair->port_id_in_comm);
+	*rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common,
+					       ring_pair->port_id_in_comm);
+}
+
+static void hns_ae_get_max_coalesced_frames(struct hnae_handle *handle,
+					    u32 *tx_frames, u32 *rx_frames)
+{
+	struct ring_pair_cb *ring_pair =
+		container_of(handle->qs[0], struct ring_pair_cb, q);
+	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+
+	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
+	    handle->port_type == HNAE_PORT_DEBUG)
+		*tx_frames = hns_rcb_get_rx_coalesced_frames(
+			ring_pair->rcb_common, ring_pair->port_id_in_comm);
+	else
+		*tx_frames = hns_rcb_get_tx_coalesced_frames(
+			ring_pair->rcb_common, ring_pair->port_id_in_comm);
+	*rx_frames = hns_rcb_get_rx_coalesced_frames(ring_pair->rcb_common,
+						  ring_pair->port_id_in_comm);
+}
+
+static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle,
+				     u32 timeout)
+{
+	struct ring_pair_cb *ring_pair =
+		container_of(handle->qs[0], struct ring_pair_cb, q);
+
+	return hns_rcb_set_coalesce_usecs(
+		ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout);
+}
+
+static int hns_ae_set_coalesce_frames(struct hnae_handle *handle,
+				      u32 tx_frames, u32 rx_frames)
+{
+	int ret;
+	struct ring_pair_cb *ring_pair =
+		container_of(handle->qs[0], struct ring_pair_cb, q);
+	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+
+	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
+	    handle->port_type == HNAE_PORT_DEBUG) {
+		if (tx_frames != rx_frames)
+			return -EINVAL;
+		return hns_rcb_set_rx_coalesced_frames(
+			ring_pair->rcb_common,
+			ring_pair->port_id_in_comm, rx_frames);
+	} else {
+		if (tx_frames != 1)
+			return -EINVAL;
+		ret = hns_rcb_set_tx_coalesced_frames(
+			ring_pair->rcb_common,
+			ring_pair->port_id_in_comm, tx_frames);
+		if (ret)
+			return ret;
+
+		return hns_rcb_set_rx_coalesced_frames(
+			ring_pair->rcb_common,
+			ring_pair->port_id_in_comm, rx_frames);
+	}
+}
+
+static void hns_ae_get_coalesce_range(struct hnae_handle *handle,
+				      u32 *tx_frames_low, u32 *rx_frames_low,
+				      u32 *tx_frames_high, u32 *rx_frames_high,
+				      u32 *tx_usecs_low, u32 *rx_usecs_low,
+				      u32 *tx_usecs_high, u32 *rx_usecs_high)
+{
+	struct dsaf_device *dsaf_dev;
+
+	assert(handle);
+
+	dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+
+	*tx_frames_low  = HNS_RCB_TX_FRAMES_LOW;
+	*rx_frames_low  = HNS_RCB_RX_FRAMES_LOW;
+
+	if (AE_IS_VER1(dsaf_dev->dsaf_ver) ||
+	    handle->port_type == HNAE_PORT_DEBUG)
+		*tx_frames_high =
+			(dsaf_dev->desc_num - 1 > HNS_RCB_TX_FRAMES_HIGH) ?
+			HNS_RCB_TX_FRAMES_HIGH : dsaf_dev->desc_num - 1;
+	else
+		*tx_frames_high = 1;
+
+	*rx_frames_high = (dsaf_dev->desc_num - 1 > HNS_RCB_RX_FRAMES_HIGH) ?
+		HNS_RCB_RX_FRAMES_HIGH : dsaf_dev->desc_num - 1;
+	*tx_usecs_low   = HNS_RCB_TX_USECS_LOW;
+	*rx_usecs_low   = HNS_RCB_RX_USECS_LOW;
+	*tx_usecs_high  = HNS_RCB_TX_USECS_HIGH;
+	*rx_usecs_high  = HNS_RCB_RX_USECS_HIGH;
+}
+
+static void hns_ae_update_stats(struct hnae_handle *handle,
+				struct net_device_stats *net_stats)
+{
+	int port;
+	int idx;
+	struct dsaf_device *dsaf_dev;
+	struct hns_mac_cb *mac_cb;
+	struct hns_ppe_cb *ppe_cb;
+	struct hnae_queue *queue;
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+	u64 tx_bytes = 0, rx_bytes = 0, tx_packets = 0, rx_packets = 0;
+	u64 rx_errors = 0, tx_errors = 0, tx_dropped = 0;
+	u64 rx_missed_errors;
+
+	dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+	if (!dsaf_dev)
+		return;
+	port = vf_cb->port_index;
+	ppe_cb = hns_get_ppe_cb(handle);
+	mac_cb = hns_get_mac_cb(handle);
+
+	for (idx = 0; idx < handle->q_num; idx++) {
+		queue = handle->qs[idx];
+		hns_rcb_update_stats(queue);
+
+		tx_bytes += queue->tx_ring.stats.tx_bytes;
+		tx_packets += queue->tx_ring.stats.tx_pkts;
+		rx_bytes += queue->rx_ring.stats.rx_bytes;
+		rx_packets += queue->rx_ring.stats.rx_pkts;
+
+		rx_errors += queue->rx_ring.stats.err_pkt_len
+				+ queue->rx_ring.stats.l2_err
+				+ queue->rx_ring.stats.l3l4_csum_err;
+	}
+
+	hns_ppe_update_stats(ppe_cb);
+	rx_missed_errors = ppe_cb->hw_stats.rx_drop_no_buf;
+	tx_errors += ppe_cb->hw_stats.tx_err_checksum
+		+ ppe_cb->hw_stats.tx_err_fifo_empty;
+
+	if (mac_cb->mac_type == HNAE_PORT_SERVICE) {
+		hns_dsaf_update_stats(dsaf_dev, port);
+		/* for port upline direction, i.e., rx. */
+		rx_missed_errors += dsaf_dev->hw_stats[port].bp_drop;
+		rx_missed_errors += dsaf_dev->hw_stats[port].pad_drop;
+		rx_missed_errors += dsaf_dev->hw_stats[port].crc_false;
+
+		/* for port downline direction, i.e., tx. */
+		port = port + DSAF_PPE_INODE_BASE;
+		hns_dsaf_update_stats(dsaf_dev, port);
+		tx_dropped += dsaf_dev->hw_stats[port].bp_drop;
+		tx_dropped += dsaf_dev->hw_stats[port].pad_drop;
+		tx_dropped += dsaf_dev->hw_stats[port].crc_false;
+		tx_dropped += dsaf_dev->hw_stats[port].rslt_drop;
+		tx_dropped += dsaf_dev->hw_stats[port].vlan_drop;
+		tx_dropped += dsaf_dev->hw_stats[port].stp_drop;
+	}
+
+	hns_mac_update_stats(mac_cb);
+	rx_errors += mac_cb->hw_stats.rx_fifo_overrun_err;
+
+	tx_errors += mac_cb->hw_stats.tx_bad_pkts
+		+ mac_cb->hw_stats.tx_fragment_err
+		+ mac_cb->hw_stats.tx_jabber_err
+		+ mac_cb->hw_stats.tx_underrun_err
+		+ mac_cb->hw_stats.tx_crc_err;
+
+	net_stats->tx_bytes = tx_bytes;
+	net_stats->tx_packets = tx_packets;
+	net_stats->rx_bytes = rx_bytes;
+	net_stats->rx_dropped = 0;
+	net_stats->rx_packets = rx_packets;
+	net_stats->rx_errors = rx_errors;
+	net_stats->tx_errors = tx_errors;
+	net_stats->tx_dropped = tx_dropped;
+	net_stats->rx_missed_errors = rx_missed_errors;
+	net_stats->rx_crc_errors = mac_cb->hw_stats.rx_fcs_err;
+	net_stats->rx_frame_errors = mac_cb->hw_stats.rx_align_err;
+	net_stats->rx_fifo_errors = mac_cb->hw_stats.rx_fifo_overrun_err;
+	net_stats->rx_length_errors = mac_cb->hw_stats.rx_len_err;
+	net_stats->multicast = mac_cb->hw_stats.rx_mc_pkts;
+}
+
+static void hns_ae_get_stats(struct hnae_handle *handle, u64 *data)
+{
+	int idx;
+	struct hns_mac_cb *mac_cb;
+	struct hns_ppe_cb *ppe_cb;
+	u64 *p = data;
+	struct  hnae_vf_cb *vf_cb;
+
+	if (!handle || !data) {
+		pr_err("hns_ae_get_stats NULL handle or data pointer!\n");
+		return;
+	}
+
+	vf_cb = hns_ae_get_vf_cb(handle);
+	mac_cb = hns_get_mac_cb(handle);
+	ppe_cb = hns_get_ppe_cb(handle);
+
+	for (idx = 0; idx < handle->q_num; idx++) {
+		hns_rcb_get_stats(handle->qs[idx], p);
+		p += hns_rcb_get_ring_sset_count((int)ETH_SS_STATS);
+	}
+
+	hns_ppe_get_stats(ppe_cb, p);
+	p += hns_ppe_get_sset_count((int)ETH_SS_STATS);
+
+	hns_mac_get_stats(mac_cb, p);
+	p += hns_mac_get_sset_count(mac_cb, (int)ETH_SS_STATS);
+
+	if (mac_cb->mac_type == HNAE_PORT_SERVICE)
+		hns_dsaf_get_stats(vf_cb->dsaf_dev, p, vf_cb->port_index);
+}
+
+static void hns_ae_get_strings(struct hnae_handle *handle, u32 stringset,
+			       u8 **data)
+{
+	int port;
+	int idx;
+	struct hns_mac_cb *mac_cb;
+	struct hns_ppe_cb *ppe_cb;
+	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+	struct	hnae_vf_cb *vf_cb;
+
+	assert(handle);
+
+	vf_cb = hns_ae_get_vf_cb(handle);
+	port = vf_cb->port_index;
+	mac_cb = hns_get_mac_cb(handle);
+	ppe_cb = hns_get_ppe_cb(handle);
+
+	for (idx = 0; idx < handle->q_num; idx++)
+		hns_rcb_get_strings(stringset, data, idx);
+
+	hns_ppe_get_strings(ppe_cb, stringset, data);
+	hns_mac_get_strings(mac_cb, stringset, data);
+
+	if (mac_cb->mac_type == HNAE_PORT_SERVICE)
+		hns_dsaf_get_strings(stringset, data, port, dsaf_dev);
+}
+
+static int hns_ae_get_sset_count(struct hnae_handle *handle, int stringset)
+{
+	u32 sset_count = 0;
+	struct hns_mac_cb *mac_cb;
+	struct dsaf_device *dsaf_dev = hns_ae_get_dsaf_dev(handle->dev);
+
+	assert(handle);
+
+	mac_cb = hns_get_mac_cb(handle);
+
+	sset_count += hns_rcb_get_ring_sset_count(stringset) * handle->q_num;
+	sset_count += hns_ppe_get_sset_count(stringset);
+	sset_count += hns_mac_get_sset_count(mac_cb, stringset);
+
+	if (mac_cb->mac_type == HNAE_PORT_SERVICE)
+		sset_count += hns_dsaf_get_sset_count(dsaf_dev, stringset);
+
+	return sset_count;
+}
+
+static int hns_ae_config_loopback(struct hnae_handle *handle,
+				  enum hnae_loop loop, int en)
+{
+	int ret;
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+	struct hns_mac_cb *mac_cb = hns_get_mac_cb(handle);
+	struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
+
+	switch (loop) {
+	case MAC_INTERNALLOOP_PHY:
+		ret = 0;
+		break;
+	case MAC_INTERNALLOOP_SERDES:
+		ret = dsaf_dev->misc_op->cfg_serdes_loopback(vf_cb->mac_cb,
+							     !!en);
+		break;
+	case MAC_INTERNALLOOP_MAC:
+		ret = hns_mac_config_mac_loopback(vf_cb->mac_cb, loop, en);
+		break;
+	default:
+		ret = -EINVAL;
+	}
+
+	return ret;
+}
+
+static void hns_ae_update_led_status(struct hnae_handle *handle)
+{
+	struct hns_mac_cb *mac_cb;
+
+	assert(handle);
+	mac_cb = hns_get_mac_cb(handle);
+	if (mac_cb->media_type != HNAE_MEDIA_TYPE_FIBER)
+		return;
+
+	hns_set_led_opt(mac_cb);
+}
+
+static int hns_ae_cpld_set_led_id(struct hnae_handle *handle,
+				  enum hnae_led_state status)
+{
+	struct hns_mac_cb *mac_cb;
+
+	assert(handle);
+
+	mac_cb = hns_get_mac_cb(handle);
+
+	return hns_cpld_led_set_id(mac_cb, status);
+}
+
+static void hns_ae_get_regs(struct hnae_handle *handle, void *data)
+{
+	u32 *p = data;
+	int i;
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+	struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
+
+	hns_ppe_get_regs(ppe_cb, p);
+	p += hns_ppe_get_regs_count();
+
+	hns_rcb_get_common_regs(vf_cb->dsaf_dev->rcb_common[0], p);
+	p += hns_rcb_get_common_regs_count();
+
+	for (i = 0; i < handle->q_num; i++) {
+		hns_rcb_get_ring_regs(handle->qs[i], p);
+		p += hns_rcb_get_ring_regs_count();
+	}
+
+	hns_mac_get_regs(vf_cb->mac_cb, p);
+	p += hns_mac_get_regs_count(vf_cb->mac_cb);
+
+	if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
+		hns_dsaf_get_regs(vf_cb->dsaf_dev, vf_cb->port_index, p);
+}
+
+static int hns_ae_get_regs_len(struct hnae_handle *handle)
+{
+	u32 total_num;
+	struct hnae_vf_cb *vf_cb = hns_ae_get_vf_cb(handle);
+
+	total_num = hns_ppe_get_regs_count();
+	total_num += hns_rcb_get_common_regs_count();
+	total_num += hns_rcb_get_ring_regs_count() * handle->q_num;
+	total_num += hns_mac_get_regs_count(vf_cb->mac_cb);
+
+	if (vf_cb->mac_cb->mac_type == HNAE_PORT_SERVICE)
+		total_num += hns_dsaf_get_regs_count();
+
+	return total_num;
+}
+
+static u32 hns_ae_get_rss_key_size(struct hnae_handle *handle)
+{
+	return HNS_PPEV2_RSS_KEY_SIZE;
+}
+
+static u32 hns_ae_get_rss_indir_size(struct hnae_handle *handle)
+{
+	return HNS_PPEV2_RSS_IND_TBL_SIZE;
+}
+
+static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key,
+			  u8 *hfunc)
+{
+	struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
+
+	/* currently we support only one type of hash function i.e. Toep hash */
+	if (hfunc)
+		*hfunc = ETH_RSS_HASH_TOP;
+
+	/* get the RSS Key required by the user */
+	if (key)
+		memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
+
+	/* update the current hash->queue mappings from the shadow RSS table */
+	if (indir)
+		memcpy(indir, ppe_cb->rss_indir_table,
+		       HNS_PPEV2_RSS_IND_TBL_SIZE  * sizeof(*indir));
+
+	return 0;
+}
+
+static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir,
+			  const u8 *key, const u8 hfunc)
+{
+	struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
+
+	/* set the RSS Hash Key if specififed by the user */
+	if (key) {
+		memcpy(ppe_cb->rss_key, key, HNS_PPEV2_RSS_KEY_SIZE);
+		hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key);
+	}
+
+	if (indir) {
+		/* update the shadow RSS table with user specified qids */
+		memcpy(ppe_cb->rss_indir_table, indir,
+		       HNS_PPEV2_RSS_IND_TBL_SIZE  * sizeof(*indir));
+
+		/* now update the hardware */
+		hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
+	}
+
+	return 0;
+}
+
+static struct hnae_ae_ops hns_dsaf_ops = {
+	.get_handle = hns_ae_get_handle,
+	.put_handle = hns_ae_put_handle,
+	.init_queue = hns_ae_init_queue,
+	.fini_queue = hns_ae_fini_queue,
+	.start = hns_ae_start,
+	.stop = hns_ae_stop,
+	.reset = hns_ae_reset,
+	.toggle_ring_irq = hns_ae_toggle_ring_irq,
+	.get_status = hns_ae_get_link_status,
+	.get_info = hns_ae_get_mac_info,
+	.adjust_link = hns_ae_adjust_link,
+	.need_adjust_link = hns_ae_need_adjust_link,
+	.set_loopback = hns_ae_config_loopback,
+	.get_ring_bdnum_limit = hns_ae_get_ring_bdnum_limit,
+	.get_pauseparam = hns_ae_get_pauseparam,
+	.set_pauseparam = hns_ae_set_pauseparam,
+	.get_coalesce_usecs = hns_ae_get_coalesce_usecs,
+	.get_max_coalesced_frames = hns_ae_get_max_coalesced_frames,
+	.set_coalesce_usecs = hns_ae_set_coalesce_usecs,
+	.set_coalesce_frames = hns_ae_set_coalesce_frames,
+	.get_coalesce_range = hns_ae_get_coalesce_range,
+	.set_promisc_mode = hns_ae_set_promisc_mode,
+	.set_mac_addr = hns_ae_set_mac_address,
+	.add_uc_addr = hns_ae_add_uc_address,
+	.rm_uc_addr = hns_ae_rm_uc_address,
+	.set_mc_addr = hns_ae_set_multicast_one,
+	.clr_mc_addr = hns_ae_clr_multicast,
+	.set_mtu = hns_ae_set_mtu,
+	.update_stats = hns_ae_update_stats,
+	.set_tso_stats = hns_ae_set_tso_stats,
+	.get_stats = hns_ae_get_stats,
+	.get_strings = hns_ae_get_strings,
+	.get_sset_count = hns_ae_get_sset_count,
+	.update_led_status = hns_ae_update_led_status,
+	.set_led_id = hns_ae_cpld_set_led_id,
+	.get_regs = hns_ae_get_regs,
+	.get_regs_len = hns_ae_get_regs_len,
+	.get_rss_key_size = hns_ae_get_rss_key_size,
+	.get_rss_indir_size = hns_ae_get_rss_indir_size,
+	.get_rss = hns_ae_get_rss,
+	.set_rss = hns_ae_set_rss
+};
+
+int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev)
+{
+	struct hnae_ae_dev *ae_dev = &dsaf_dev->ae_dev;
+	static atomic_t id = ATOMIC_INIT(-1);
+
+	switch (dsaf_dev->dsaf_ver) {
+	case AE_VERSION_1:
+		hns_dsaf_ops.toggle_ring_irq = hns_ae_toggle_ring_irq;
+		break;
+	case AE_VERSION_2:
+		hns_dsaf_ops.toggle_ring_irq = hns_aev2_toggle_ring_irq;
+		break;
+	default:
+		break;
+	}
+
+	snprintf(ae_dev->name, AE_NAME_SIZE, "%s%d", DSAF_DEVICE_NAME,
+		 (int)atomic_inc_return(&id));
+	ae_dev->ops = &hns_dsaf_ops;
+	ae_dev->dev = dsaf_dev->dev;
+
+	return hnae_ae_register(ae_dev, THIS_MODULE);
+}
+
+void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev)
+{
+	hnae_ae_unregister(&dsaf_dev->ae_dev);
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c

@@ -0,0 +1,738 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include <linux/delay.h>
+#include <linux/of_mdio.h>
+#include "hns_dsaf_main.h"
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_gmac.h"
+
+static const struct mac_stats_string g_gmac_stats_string[] = {
+	{"gmac_rx_octets_total_ok", MAC_STATS_FIELD_OFF(rx_good_bytes)},
+	{"gmac_rx_octets_bad", MAC_STATS_FIELD_OFF(rx_bad_bytes)},
+	{"gmac_rx_uc_pkts", MAC_STATS_FIELD_OFF(rx_uc_pkts)},
+	{"gmac_rx_mc_pkts", MAC_STATS_FIELD_OFF(rx_mc_pkts)},
+	{"gmac_rx_bc_pkts", MAC_STATS_FIELD_OFF(rx_bc_pkts)},
+	{"gmac_rx_pkts_64octets", MAC_STATS_FIELD_OFF(rx_64bytes)},
+	{"gmac_rx_pkts_65to127", MAC_STATS_FIELD_OFF(rx_65to127)},
+	{"gmac_rx_pkts_128to255", MAC_STATS_FIELD_OFF(rx_128to255)},
+	{"gmac_rx_pkts_256to511", MAC_STATS_FIELD_OFF(rx_256to511)},
+	{"gmac_rx_pkts_512to1023", MAC_STATS_FIELD_OFF(rx_512to1023)},
+	{"gmac_rx_pkts_1024to1518", MAC_STATS_FIELD_OFF(rx_1024to1518)},
+	{"gmac_rx_pkts_1519tomax", MAC_STATS_FIELD_OFF(rx_1519tomax)},
+	{"gmac_rx_fcs_errors", MAC_STATS_FIELD_OFF(rx_fcs_err)},
+	{"gmac_rx_tagged", MAC_STATS_FIELD_OFF(rx_vlan_pkts)},
+	{"gmac_rx_data_err", MAC_STATS_FIELD_OFF(rx_data_err)},
+	{"gmac_rx_align_errors", MAC_STATS_FIELD_OFF(rx_align_err)},
+	{"gmac_rx_long_errors", MAC_STATS_FIELD_OFF(rx_oversize)},
+	{"gmac_rx_jabber_errors", MAC_STATS_FIELD_OFF(rx_jabber_err)},
+	{"gmac_rx_pause_maccontrol", MAC_STATS_FIELD_OFF(rx_pfc_tc0)},
+	{"gmac_rx_unknown_maccontrol", MAC_STATS_FIELD_OFF(rx_unknown_ctrl)},
+	{"gmac_rx_very_long_err", MAC_STATS_FIELD_OFF(rx_long_err)},
+	{"gmac_rx_runt_err", MAC_STATS_FIELD_OFF(rx_minto64)},
+	{"gmac_rx_short_err", MAC_STATS_FIELD_OFF(rx_under_min)},
+	{"gmac_rx_filt_pkt", MAC_STATS_FIELD_OFF(rx_filter_pkts)},
+	{"gmac_rx_octets_total_filt", MAC_STATS_FIELD_OFF(rx_filter_bytes)},
+	{"gmac_rx_overrun_cnt", MAC_STATS_FIELD_OFF(rx_fifo_overrun_err)},
+	{"gmac_rx_length_err", MAC_STATS_FIELD_OFF(rx_len_err)},
+	{"gmac_rx_fail_comma", MAC_STATS_FIELD_OFF(rx_comma_err)},
+
+	{"gmac_tx_octets_ok", MAC_STATS_FIELD_OFF(tx_good_bytes)},
+	{"gmac_tx_octets_bad", MAC_STATS_FIELD_OFF(tx_bad_bytes)},
+	{"gmac_tx_uc_pkts", MAC_STATS_FIELD_OFF(tx_uc_pkts)},
+	{"gmac_tx_mc_pkts", MAC_STATS_FIELD_OFF(tx_mc_pkts)},
+	{"gmac_tx_bc_pkts", MAC_STATS_FIELD_OFF(tx_bc_pkts)},
+	{"gmac_tx_pkts_64octets", MAC_STATS_FIELD_OFF(tx_64bytes)},
+	{"gmac_tx_pkts_65to127", MAC_STATS_FIELD_OFF(tx_65to127)},
+	{"gmac_tx_pkts_128to255", MAC_STATS_FIELD_OFF(tx_128to255)},
+	{"gmac_tx_pkts_256to511", MAC_STATS_FIELD_OFF(tx_256to511)},
+	{"gmac_tx_pkts_512to1023", MAC_STATS_FIELD_OFF(tx_512to1023)},
+	{"gmac_tx_pkts_1024to1518", MAC_STATS_FIELD_OFF(tx_1024to1518)},
+	{"gmac_tx_pkts_1519tomax", MAC_STATS_FIELD_OFF(tx_1519tomax)},
+	{"gmac_tx_excessive_length_drop", MAC_STATS_FIELD_OFF(tx_jabber_err)},
+	{"gmac_tx_underrun", MAC_STATS_FIELD_OFF(tx_underrun_err)},
+	{"gmac_tx_tagged", MAC_STATS_FIELD_OFF(tx_vlan)},
+	{"gmac_tx_crc_error", MAC_STATS_FIELD_OFF(tx_crc_err)},
+	{"gmac_tx_pause_frames", MAC_STATS_FIELD_OFF(tx_pfc_tc0)}
+};
+
+static void hns_gmac_enable(void *mac_drv, enum mac_commom_mode mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	/*enable GE rX/tX */
+	if (mode == MAC_COMM_MODE_TX || mode == MAC_COMM_MODE_RX_AND_TX)
+		dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 1);
+
+	if (mode == MAC_COMM_MODE_RX || mode == MAC_COMM_MODE_RX_AND_TX) {
+		/* enable rx pcs */
+		dsaf_set_dev_bit(drv, GMAC_PCS_RX_EN_REG, 0, 0);
+		dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 1);
+	}
+}
+
+static void hns_gmac_disable(void *mac_drv, enum mac_commom_mode mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	/*disable GE rX/tX */
+	if (mode == MAC_COMM_MODE_TX || mode == MAC_COMM_MODE_RX_AND_TX)
+		dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_TX_EN_B, 0);
+
+	if (mode == MAC_COMM_MODE_RX || mode == MAC_COMM_MODE_RX_AND_TX) {
+		/* disable rx pcs */
+		dsaf_set_dev_bit(drv, GMAC_PCS_RX_EN_REG, 0, 1);
+		dsaf_set_dev_bit(drv, GMAC_PORT_EN_REG, GMAC_PORT_RX_EN_B, 0);
+	}
+}
+
+/* hns_gmac_get_en - get port enable
+ * @mac_drv:mac device
+ * @rx:rx enable
+ * @tx:tx enable
+ */
+static void hns_gmac_get_en(void *mac_drv, u32 *rx, u32 *tx)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 porten;
+
+	porten = dsaf_read_dev(drv, GMAC_PORT_EN_REG);
+	*tx = dsaf_get_bit(porten, GMAC_PORT_TX_EN_B);
+	*rx = dsaf_get_bit(porten, GMAC_PORT_RX_EN_B);
+}
+
+static void hns_gmac_free(void *mac_drv)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct dsaf_device *dsaf_dev
+		= (struct dsaf_device *)dev_get_drvdata(drv->dev);
+
+	u32 mac_id = drv->mac_id;
+
+	dsaf_dev->misc_op->ge_srst(dsaf_dev, mac_id, 0);
+}
+
+static void hns_gmac_set_tx_auto_pause_frames(void *mac_drv, u16 newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_set_dev_field(drv, GMAC_FC_TX_TIMER_REG, GMAC_FC_TX_TIMER_M,
+			   GMAC_FC_TX_TIMER_S, newval);
+}
+
+static void hns_gmac_get_tx_auto_pause_frames(void *mac_drv, u16 *newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*newval = dsaf_get_dev_field(drv, GMAC_FC_TX_TIMER_REG,
+				     GMAC_FC_TX_TIMER_M, GMAC_FC_TX_TIMER_S);
+}
+
+static void hns_gmac_config_max_frame_length(void *mac_drv, u16 newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_set_dev_field(drv, GMAC_MAX_FRM_SIZE_REG, GMAC_MAX_FRM_SIZE_M,
+			   GMAC_MAX_FRM_SIZE_S, newval);
+
+	dsaf_set_dev_field(drv, GAMC_RX_MAX_FRAME, GMAC_MAX_FRM_SIZE_M,
+			   GMAC_MAX_FRM_SIZE_S, newval);
+}
+
+static void hns_gmac_config_pad_and_crc(void *mac_drv, u8 newval)
+{
+	u32 tx_ctrl;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);
+	dsaf_set_bit(tx_ctrl, GMAC_TX_PAD_EN_B, !!newval);
+	dsaf_set_bit(tx_ctrl, GMAC_TX_CRC_ADD_B, !!newval);
+	dsaf_write_dev(drv, GMAC_TRANSMIT_CONTROL_REG, tx_ctrl);
+}
+
+static void hns_gmac_config_an_mode(void *mac_drv, u8 newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_set_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG,
+			 GMAC_TX_AN_EN_B, !!newval);
+}
+
+static void hns_gmac_tx_loop_pkt_dis(void *mac_drv)
+{
+	u32 tx_loop_pkt_pri;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	tx_loop_pkt_pri = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG);
+	dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_EN_B, 1);
+	dsaf_set_bit(tx_loop_pkt_pri, GMAC_TX_LOOP_PKT_HIG_PRI_B, 0);
+	dsaf_write_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG, tx_loop_pkt_pri);
+}
+
+static void hns_gmac_get_duplex_type(void *mac_drv,
+				     enum hns_gmac_duplex_mdoe *duplex_mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*duplex_mode = (enum hns_gmac_duplex_mdoe)dsaf_get_dev_bit(
+		drv, GMAC_DUPLEX_TYPE_REG, GMAC_DUPLEX_TYPE_B);
+}
+
+static void hns_gmac_get_port_mode(void *mac_drv, enum hns_port_mode *port_mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*port_mode = (enum hns_port_mode)dsaf_get_dev_field(
+		drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S);
+}
+
+static void hns_gmac_port_mode_get(void *mac_drv,
+				   struct hns_gmac_port_mode_cfg *port_mode)
+{
+	u32 tx_ctrl;
+	u32 recv_ctrl;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	port_mode->port_mode = (enum hns_port_mode)dsaf_get_dev_field(
+		drv, GMAC_PORT_MODE_REG, GMAC_PORT_MODE_M, GMAC_PORT_MODE_S);
+
+	tx_ctrl = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);
+	recv_ctrl = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG);
+
+	port_mode->max_frm_size =
+		dsaf_get_dev_field(drv, GMAC_MAX_FRM_SIZE_REG,
+				   GMAC_MAX_FRM_SIZE_M, GMAC_MAX_FRM_SIZE_S);
+	port_mode->short_runts_thr =
+		dsaf_get_dev_field(drv, GMAC_SHORT_RUNTS_THR_REG,
+				   GMAC_SHORT_RUNTS_THR_M,
+				   GMAC_SHORT_RUNTS_THR_S);
+
+	port_mode->pad_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_PAD_EN_B);
+	port_mode->crc_add = dsaf_get_bit(tx_ctrl, GMAC_TX_CRC_ADD_B);
+	port_mode->an_enable = dsaf_get_bit(tx_ctrl, GMAC_TX_AN_EN_B);
+
+	port_mode->runt_pkt_en =
+		dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_RUNT_PKT_EN_B);
+	port_mode->strip_pad_en =
+		dsaf_get_bit(recv_ctrl, GMAC_RECV_CTRL_STRIP_PAD_EN_B);
+}
+
+static void hns_gmac_pause_frm_cfg(void *mac_drv, u32 rx_pause_en,
+				   u32 tx_pause_en)
+{
+	u32 pause_en;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);
+	dsaf_set_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B, !!rx_pause_en);
+	dsaf_set_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B, !!tx_pause_en);
+	dsaf_write_dev(drv, GMAC_PAUSE_EN_REG, pause_en);
+}
+
+static void hns_gmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_pause_en,
+				      u32 *tx_pause_en)
+{
+	u32 pause_en;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	pause_en = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);
+
+	*rx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_RX_FDFC_B);
+	*tx_pause_en = dsaf_get_bit(pause_en, GMAC_PAUSE_EN_TX_FDFC_B);
+}
+
+static bool hns_gmac_need_adjust_link(void *mac_drv, enum mac_speed speed,
+				      int duplex)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct hns_mac_cb *mac_cb = drv->mac_cb;
+
+	return (mac_cb->speed != speed) ||
+		(mac_cb->half_duplex == duplex);
+}
+
+static int hns_gmac_adjust_link(void *mac_drv, enum mac_speed speed,
+				u32 full_duplex)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_set_dev_bit(drv, GMAC_DUPLEX_TYPE_REG,
+			 GMAC_DUPLEX_TYPE_B, !!full_duplex);
+
+	switch (speed) {
+	case MAC_SPEED_10:
+		dsaf_set_dev_field(
+			drv, GMAC_PORT_MODE_REG,
+			GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x6);
+		break;
+	case MAC_SPEED_100:
+		dsaf_set_dev_field(
+			drv, GMAC_PORT_MODE_REG,
+			GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x7);
+		break;
+	case MAC_SPEED_1000:
+		dsaf_set_dev_field(
+			drv, GMAC_PORT_MODE_REG,
+			GMAC_PORT_MODE_M, GMAC_PORT_MODE_S, 0x8);
+		break;
+	default:
+		dev_err(drv->dev,
+			"hns_gmac_adjust_link fail, speed%d mac%d\n",
+			speed, drv->mac_id);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static void hns_gmac_set_uc_match(void *mac_drv, u16 en)
+{
+	struct mac_driver *drv = mac_drv;
+
+	dsaf_set_dev_bit(drv, GMAC_REC_FILT_CONTROL_REG,
+			 GMAC_UC_MATCH_EN_B, !en);
+	dsaf_set_dev_bit(drv, GMAC_STATION_ADDR_HIGH_2_REG,
+			 GMAC_ADDR_EN_B, !en);
+}
+
+static void hns_gmac_set_promisc(void *mac_drv, u8 en)
+{
+	struct mac_driver *drv = mac_drv;
+
+	if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG)
+		hns_gmac_set_uc_match(mac_drv, en);
+}
+
+static int hns_gmac_wait_fifo_clean(void *mac_drv)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	int wait_cnt;
+	u32 val;
+
+	wait_cnt = 0;
+	while (wait_cnt++ < HNS_MAX_WAIT_CNT) {
+		val = dsaf_read_dev(drv, GMAC_FIFO_STATE_REG);
+		/* bit5~bit0 is not send complete pkts */
+		if ((val & 0x3f) == 0)
+			break;
+		usleep_range(100, 200);
+	}
+
+	if (wait_cnt >= HNS_MAX_WAIT_CNT) {
+		dev_err(drv->dev,
+			"hns ge %d fifo was not idle.\n", drv->mac_id);
+		return -EBUSY;
+	}
+
+	return 0;
+}
+
+static void hns_gmac_init(void *mac_drv)
+{
+	u32 port;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct dsaf_device *dsaf_dev
+		= (struct dsaf_device *)dev_get_drvdata(drv->dev);
+
+	port = drv->mac_id;
+
+	dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 0);
+	mdelay(10);
+	dsaf_dev->misc_op->ge_srst(dsaf_dev, port, 1);
+	mdelay(10);
+	hns_gmac_disable(mac_drv, MAC_COMM_MODE_RX_AND_TX);
+	hns_gmac_tx_loop_pkt_dis(mac_drv);
+	if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG)
+		hns_gmac_set_uc_match(mac_drv, 0);
+
+	hns_gmac_config_pad_and_crc(mac_drv, 1);
+
+	dsaf_set_dev_bit(drv, GMAC_MODE_CHANGE_EN_REG,
+			 GMAC_MODE_CHANGE_EB_B, 1);
+
+	/* reduce gmac tx water line to avoid gmac hang-up
+	 * in speed 100M and duplex half.
+	 */
+	dsaf_set_dev_field(drv, GMAC_TX_WATER_LINE_REG, GMAC_TX_WATER_LINE_MASK,
+			   GMAC_TX_WATER_LINE_SHIFT, 8);
+}
+
+static void hns_gmac_update_stats(void *mac_drv)
+{
+	struct mac_hw_stats *hw_stats = NULL;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	hw_stats = &drv->mac_cb->hw_stats;
+
+	/* RX */
+	hw_stats->rx_good_bytes
+		+= dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG);
+	hw_stats->rx_bad_bytes
+		+= dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG);
+	hw_stats->rx_uc_pkts += dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG);
+	hw_stats->rx_mc_pkts += dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG);
+	hw_stats->rx_bc_pkts += dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG);
+	hw_stats->rx_64bytes
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG);
+	hw_stats->rx_65to127
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG);
+	hw_stats->rx_128to255
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG);
+	hw_stats->rx_256to511
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG);
+	hw_stats->rx_512to1023
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG);
+	hw_stats->rx_1024to1518
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG);
+	hw_stats->rx_1519tomax
+		+= dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG);
+	hw_stats->rx_fcs_err += dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG);
+	hw_stats->rx_vlan_pkts += dsaf_read_dev(drv, GMAC_RX_TAGGED_REG);
+	hw_stats->rx_data_err += dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG);
+	hw_stats->rx_align_err
+		+= dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG);
+	hw_stats->rx_oversize
+		+= dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG);
+	hw_stats->rx_jabber_err
+		+= dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG);
+	hw_stats->rx_pfc_tc0
+		+= dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG);
+	hw_stats->rx_unknown_ctrl
+		+= dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG);
+	hw_stats->rx_long_err
+		+= dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG);
+	hw_stats->rx_minto64
+		+= dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG);
+	hw_stats->rx_under_min
+		+= dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG);
+	hw_stats->rx_filter_pkts
+		+= dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG);
+	hw_stats->rx_filter_bytes
+		+= dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG);
+	hw_stats->rx_fifo_overrun_err
+		+= dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG);
+	hw_stats->rx_len_err
+		+= dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG);
+	hw_stats->rx_comma_err
+		+= dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG);
+
+	/* TX */
+	hw_stats->tx_good_bytes
+		+= dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG);
+	hw_stats->tx_bad_bytes
+		+= dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG);
+	hw_stats->tx_uc_pkts += dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG);
+	hw_stats->tx_mc_pkts += dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG);
+	hw_stats->tx_bc_pkts += dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG);
+	hw_stats->tx_64bytes
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG);
+	hw_stats->tx_65to127
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG);
+	hw_stats->tx_128to255
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG);
+	hw_stats->tx_256to511
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG);
+	hw_stats->tx_512to1023
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG);
+	hw_stats->tx_1024to1518
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG);
+	hw_stats->tx_1519tomax
+		+= dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG);
+	hw_stats->tx_jabber_err
+		+= dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG);
+	hw_stats->tx_underrun_err
+		+= dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG);
+	hw_stats->tx_vlan += dsaf_read_dev(drv, GMAC_TX_TAGGED_REG);
+	hw_stats->tx_crc_err += dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG);
+	hw_stats->tx_pfc_tc0
+		+= dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG);
+}
+
+static void hns_gmac_set_mac_addr(void *mac_drv, const char *mac_addr)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	u32 high_val = mac_addr[1] | (mac_addr[0] << 8);
+
+	u32 low_val = mac_addr[5] | (mac_addr[4] << 8)
+		| (mac_addr[3] << 16) | (mac_addr[2] << 24);
+
+	u32 val = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG);
+	u32 sta_addr_en = dsaf_get_bit(val, GMAC_ADDR_EN_B);
+
+	dsaf_write_dev(drv, GMAC_STATION_ADDR_LOW_2_REG, low_val);
+	dsaf_write_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG,
+		       high_val | (sta_addr_en << GMAC_ADDR_EN_B));
+}
+
+static int hns_gmac_config_loopback(void *mac_drv, enum hnae_loop loop_mode,
+				    u8 enable)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	switch (loop_mode) {
+	case MAC_INTERNALLOOP_MAC:
+		dsaf_set_dev_bit(drv, GMAC_LOOP_REG, GMAC_LP_REG_CF2MI_LP_EN_B,
+				 !!enable);
+		break;
+	default:
+		dev_err(drv->dev, "loop_mode error\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static void hns_gmac_get_info(void *mac_drv, struct mac_info *mac_info)
+{
+	enum hns_gmac_duplex_mdoe duplex;
+	enum hns_port_mode speed;
+	u32 rx_pause;
+	u32 tx_pause;
+	u32 rx;
+	u32 tx;
+	u16 fc_tx_timer;
+	struct hns_gmac_port_mode_cfg port_mode = { GMAC_10M_MII, 0 };
+
+	hns_gmac_port_mode_get(mac_drv, &port_mode);
+	mac_info->pad_and_crc_en = port_mode.crc_add && port_mode.pad_enable;
+	mac_info->auto_neg = port_mode.an_enable;
+
+	hns_gmac_get_tx_auto_pause_frames(mac_drv, &fc_tx_timer);
+	mac_info->tx_pause_time = fc_tx_timer;
+
+	hns_gmac_get_en(mac_drv, &rx, &tx);
+	mac_info->port_en = rx && tx;
+
+	hns_gmac_get_duplex_type(mac_drv, &duplex);
+	mac_info->duplex = duplex;
+
+	hns_gmac_get_port_mode(mac_drv, &speed);
+	switch (speed) {
+	case GMAC_10M_SGMII:
+		mac_info->speed = MAC_SPEED_10;
+		break;
+	case GMAC_100M_SGMII:
+		mac_info->speed = MAC_SPEED_100;
+		break;
+	case GMAC_1000M_SGMII:
+		mac_info->speed = MAC_SPEED_1000;
+		break;
+	default:
+		mac_info->speed = 0;
+		break;
+	}
+
+	hns_gmac_get_pausefrm_cfg(mac_drv, &rx_pause, &tx_pause);
+	mac_info->rx_pause_en = rx_pause;
+	mac_info->tx_pause_en = tx_pause;
+}
+
+static void hns_gmac_autoneg_stat(void *mac_drv, u32 *enable)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*enable = dsaf_get_dev_bit(drv, GMAC_TRANSMIT_CONTROL_REG,
+				   GMAC_TX_AN_EN_B);
+}
+
+static void hns_gmac_get_link_status(void *mac_drv, u32 *link_stat)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*link_stat = dsaf_get_dev_bit(drv, GMAC_AN_NEG_STATE_REG,
+				      GMAC_AN_NEG_STAT_RX_SYNC_OK_B);
+}
+
+static void hns_gmac_get_regs(void *mac_drv, void *data)
+{
+	u32 *regs = data;
+	int i;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	/* base config registers */
+	regs[0] = dsaf_read_dev(drv, GMAC_DUPLEX_TYPE_REG);
+	regs[1] = dsaf_read_dev(drv, GMAC_FD_FC_TYPE_REG);
+	regs[2] = dsaf_read_dev(drv, GMAC_FC_TX_TIMER_REG);
+	regs[3] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_LOW_REG);
+	regs[4] = dsaf_read_dev(drv, GMAC_FD_FC_ADDR_HIGH_REG);
+	regs[5] = dsaf_read_dev(drv, GMAC_IPG_TX_TIMER_REG);
+	regs[6] = dsaf_read_dev(drv, GMAC_PAUSE_THR_REG);
+	regs[7] = dsaf_read_dev(drv, GMAC_MAX_FRM_SIZE_REG);
+	regs[8] = dsaf_read_dev(drv, GMAC_PORT_MODE_REG);
+	regs[9] = dsaf_read_dev(drv, GMAC_PORT_EN_REG);
+	regs[10] = dsaf_read_dev(drv, GMAC_PAUSE_EN_REG);
+	regs[11] = dsaf_read_dev(drv, GMAC_SHORT_RUNTS_THR_REG);
+	regs[12] = dsaf_read_dev(drv, GMAC_AN_NEG_STATE_REG);
+	regs[13] = dsaf_read_dev(drv, GMAC_TX_LOCAL_PAGE_REG);
+	regs[14] = dsaf_read_dev(drv, GMAC_TRANSMIT_CONTROL_REG);
+	regs[15] = dsaf_read_dev(drv, GMAC_REC_FILT_CONTROL_REG);
+	regs[16] = dsaf_read_dev(drv, GMAC_PTP_CONFIG_REG);
+
+	/* rx static registers */
+	regs[17] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_OK_REG);
+	regs[18] = dsaf_read_dev(drv, GMAC_RX_OCTETS_BAD_REG);
+	regs[19] = dsaf_read_dev(drv, GMAC_RX_UC_PKTS_REG);
+	regs[20] = dsaf_read_dev(drv, GMAC_RX_MC_PKTS_REG);
+	regs[21] = dsaf_read_dev(drv, GMAC_RX_BC_PKTS_REG);
+	regs[22] = dsaf_read_dev(drv, GMAC_RX_PKTS_64OCTETS_REG);
+	regs[23] = dsaf_read_dev(drv, GMAC_RX_PKTS_65TO127OCTETS_REG);
+	regs[24] = dsaf_read_dev(drv, GMAC_RX_PKTS_128TO255OCTETS_REG);
+	regs[25] = dsaf_read_dev(drv, GMAC_RX_PKTS_255TO511OCTETS_REG);
+	regs[26] = dsaf_read_dev(drv, GMAC_RX_PKTS_512TO1023OCTETS_REG);
+	regs[27] = dsaf_read_dev(drv, GMAC_RX_PKTS_1024TO1518OCTETS_REG);
+	regs[28] = dsaf_read_dev(drv, GMAC_RX_PKTS_1519TOMAXOCTETS_REG);
+	regs[29] = dsaf_read_dev(drv, GMAC_RX_FCS_ERRORS_REG);
+	regs[30] = dsaf_read_dev(drv, GMAC_RX_TAGGED_REG);
+	regs[31] = dsaf_read_dev(drv, GMAC_RX_DATA_ERR_REG);
+	regs[32] = dsaf_read_dev(drv, GMAC_RX_ALIGN_ERRORS_REG);
+	regs[33] = dsaf_read_dev(drv, GMAC_RX_LONG_ERRORS_REG);
+	regs[34] = dsaf_read_dev(drv, GMAC_RX_JABBER_ERRORS_REG);
+	regs[35] = dsaf_read_dev(drv, GMAC_RX_PAUSE_MACCTRL_FRAM_REG);
+	regs[36] = dsaf_read_dev(drv, GMAC_RX_UNKNOWN_MACCTRL_FRAM_REG);
+	regs[37] = dsaf_read_dev(drv, GMAC_RX_VERY_LONG_ERR_CNT_REG);
+	regs[38] = dsaf_read_dev(drv, GMAC_RX_RUNT_ERR_CNT_REG);
+	regs[39] = dsaf_read_dev(drv, GMAC_RX_SHORT_ERR_CNT_REG);
+	regs[40] = dsaf_read_dev(drv, GMAC_RX_FILT_PKT_CNT_REG);
+	regs[41] = dsaf_read_dev(drv, GMAC_RX_OCTETS_TOTAL_FILT_REG);
+
+	/* tx static registers */
+	regs[42] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_OK_REG);
+	regs[43] = dsaf_read_dev(drv, GMAC_OCTETS_TRANSMITTED_BAD_REG);
+	regs[44] = dsaf_read_dev(drv, GMAC_TX_UC_PKTS_REG);
+	regs[45] = dsaf_read_dev(drv, GMAC_TX_MC_PKTS_REG);
+	regs[46] = dsaf_read_dev(drv, GMAC_TX_BC_PKTS_REG);
+	regs[47] = dsaf_read_dev(drv, GMAC_TX_PKTS_64OCTETS_REG);
+	regs[48] = dsaf_read_dev(drv, GMAC_TX_PKTS_65TO127OCTETS_REG);
+	regs[49] = dsaf_read_dev(drv, GMAC_TX_PKTS_128TO255OCTETS_REG);
+	regs[50] = dsaf_read_dev(drv, GMAC_TX_PKTS_255TO511OCTETS_REG);
+	regs[51] = dsaf_read_dev(drv, GMAC_TX_PKTS_512TO1023OCTETS_REG);
+	regs[52] = dsaf_read_dev(drv, GMAC_TX_PKTS_1024TO1518OCTETS_REG);
+	regs[53] = dsaf_read_dev(drv, GMAC_TX_PKTS_1519TOMAXOCTETS_REG);
+	regs[54] = dsaf_read_dev(drv, GMAC_TX_EXCESSIVE_LENGTH_DROP_REG);
+	regs[55] = dsaf_read_dev(drv, GMAC_TX_UNDERRUN_REG);
+	regs[56] = dsaf_read_dev(drv, GMAC_TX_TAGGED_REG);
+	regs[57] = dsaf_read_dev(drv, GMAC_TX_CRC_ERROR_REG);
+	regs[58] = dsaf_read_dev(drv, GMAC_TX_PAUSE_FRAMES_REG);
+
+	regs[59] = dsaf_read_dev(drv, GAMC_RX_MAX_FRAME);
+	regs[60] = dsaf_read_dev(drv, GMAC_LINE_LOOP_BACK_REG);
+	regs[61] = dsaf_read_dev(drv, GMAC_CF_CRC_STRIP_REG);
+	regs[62] = dsaf_read_dev(drv, GMAC_MODE_CHANGE_EN_REG);
+	regs[63] = dsaf_read_dev(drv, GMAC_SIXTEEN_BIT_CNTR_REG);
+	regs[64] = dsaf_read_dev(drv, GMAC_LD_LINK_COUNTER_REG);
+	regs[65] = dsaf_read_dev(drv, GMAC_LOOP_REG);
+	regs[66] = dsaf_read_dev(drv, GMAC_RECV_CONTROL_REG);
+	regs[67] = dsaf_read_dev(drv, GMAC_VLAN_CODE_REG);
+	regs[68] = dsaf_read_dev(drv, GMAC_RX_OVERRUN_CNT_REG);
+	regs[69] = dsaf_read_dev(drv, GMAC_RX_LENGTHFIELD_ERR_CNT_REG);
+	regs[70] = dsaf_read_dev(drv, GMAC_RX_FAIL_COMMA_CNT_REG);
+
+	regs[71] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_0_REG);
+	regs[72] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_0_REG);
+	regs[73] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_1_REG);
+	regs[74] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_1_REG);
+	regs[75] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_2_REG);
+	regs[76] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_2_REG);
+	regs[77] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_3_REG);
+	regs[78] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_3_REG);
+	regs[79] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_4_REG);
+	regs[80] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_4_REG);
+	regs[81] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_5_REG);
+	regs[82] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_5_REG);
+	regs[83] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_0_REG);
+	regs[84] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_0_REG);
+	regs[85] = dsaf_read_dev(drv, GMAC_STATION_ADDR_LOW_MSK_1_REG);
+	regs[86] = dsaf_read_dev(drv, GMAC_STATION_ADDR_HIGH_MSK_1_REG);
+	regs[87] = dsaf_read_dev(drv, GMAC_MAC_SKIP_LEN_REG);
+	regs[88] = dsaf_read_dev(drv, GMAC_TX_LOOP_PKT_PRI_REG);
+
+	/* mark end of mac regs */
+	for (i = 89; i < 96; i++)
+		regs[i] = 0xaaaaaaaa;
+}
+
+static void hns_gmac_get_stats(void *mac_drv, u64 *data)
+{
+	u32 i;
+	u64 *buf = data;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct mac_hw_stats *hw_stats = NULL;
+
+	hw_stats = &drv->mac_cb->hw_stats;
+
+	for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) {
+		buf[i] = DSAF_STATS_READ(hw_stats,
+			g_gmac_stats_string[i].offset);
+	}
+}
+
+static void hns_gmac_get_strings(u32 stringset, u8 **data)
+{
+	u32 i;
+
+	if (stringset != ETH_SS_STATS)
+		return;
+
+	for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++)
+		ethtool_puts(data, g_gmac_stats_string[i].desc);
+}
+
+static int hns_gmac_get_sset_count(int stringset)
+{
+	if (stringset == ETH_SS_STATS)
+		return ARRAY_SIZE(g_gmac_stats_string);
+
+	return 0;
+}
+
+static int hns_gmac_get_regs_count(void)
+{
+	return ETH_GMAC_DUMP_NUM;
+}
+
+void *hns_gmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param)
+{
+	struct mac_driver *mac_drv;
+
+	mac_drv = devm_kzalloc(mac_cb->dev, sizeof(*mac_drv), GFP_KERNEL);
+	if (!mac_drv)
+		return NULL;
+
+	mac_drv->mac_init = hns_gmac_init;
+	mac_drv->mac_enable = hns_gmac_enable;
+	mac_drv->mac_disable = hns_gmac_disable;
+	mac_drv->mac_free = hns_gmac_free;
+	mac_drv->adjust_link = hns_gmac_adjust_link;
+	mac_drv->need_adjust_link = hns_gmac_need_adjust_link;
+	mac_drv->set_tx_auto_pause_frames = hns_gmac_set_tx_auto_pause_frames;
+	mac_drv->config_max_frame_length = hns_gmac_config_max_frame_length;
+	mac_drv->mac_pausefrm_cfg = hns_gmac_pause_frm_cfg;
+
+	mac_drv->mac_id = mac_param->mac_id;
+	mac_drv->mac_mode = mac_param->mac_mode;
+	mac_drv->io_base = mac_param->vaddr;
+	mac_drv->dev = mac_param->dev;
+	mac_drv->mac_cb = mac_cb;
+
+	mac_drv->set_mac_addr = hns_gmac_set_mac_addr;
+	mac_drv->set_an_mode = hns_gmac_config_an_mode;
+	mac_drv->config_loopback = hns_gmac_config_loopback;
+	mac_drv->config_pad_and_crc = hns_gmac_config_pad_and_crc;
+	mac_drv->get_info = hns_gmac_get_info;
+	mac_drv->autoneg_stat = hns_gmac_autoneg_stat;
+	mac_drv->get_pause_enable = hns_gmac_get_pausefrm_cfg;
+	mac_drv->get_link_status = hns_gmac_get_link_status;
+	mac_drv->get_regs = hns_gmac_get_regs;
+	mac_drv->get_regs_count = hns_gmac_get_regs_count;
+	mac_drv->get_ethtool_stats = hns_gmac_get_stats;
+	mac_drv->get_sset_count = hns_gmac_get_sset_count;
+	mac_drv->get_strings = hns_gmac_get_strings;
+	mac_drv->update_stats = hns_gmac_update_stats;
+	mac_drv->set_promiscuous = hns_gmac_set_promisc;
+	mac_drv->wait_fifo_clean = hns_gmac_wait_fifo_clean;
+
+	return (void *)mac_drv;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.h

@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_GMAC_H
+#define _HNS_GMAC_H
+
+#include "hns_dsaf_mac.h"
+
+enum hns_port_mode {
+	GMAC_10M_MII = 0,
+	GMAC_100M_MII,
+	GMAC_1000M_GMII,
+	GMAC_10M_RGMII,
+	GMAC_100M_RGMII,
+	GMAC_1000M_RGMII,
+	GMAC_10M_SGMII,
+	GMAC_100M_SGMII,
+	GMAC_1000M_SGMII,
+	GMAC_10000M_SGMII	/* 10GE */
+};
+
+enum hns_gmac_duplex_mdoe {
+	GMAC_HALF_DUPLEX_MODE = 0,
+	GMAC_FULL_DUPLEX_MODE
+};
+
+struct hns_gmac_port_mode_cfg {
+	enum hns_port_mode port_mode;
+	u32 max_frm_size;
+	u32 short_runts_thr;
+	u32 pad_enable;
+	u32 crc_add;
+	u32 an_enable;	/*auto-nego enable  */
+	u32 runt_pkt_en;
+	u32 strip_pad_en;
+};
+
+#define ETH_GMAC_DUMP_NUM		96
+#endif				/* __HNS_GMAC_H__ */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h

@@ -0,0 +1,467 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_DSAF_MAC_H
+#define _HNS_DSAF_MAC_H
+
+#include <linux/if_vlan.h>
+#include <linux/kernel.h>
+#include <linux/phy.h>
+#include <linux/regmap.h>
+#include "hns_dsaf_main.h"
+
+struct dsaf_device;
+
+#define MAC_GMAC_SUPPORTED \
+	(SUPPORTED_10baseT_Half \
+	| SUPPORTED_10baseT_Full \
+	| SUPPORTED_100baseT_Half \
+	| SUPPORTED_100baseT_Full \
+	| SUPPORTED_Autoneg)
+
+#define MAC_DEFAULT_MTU	(ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN + ETH_DATA_LEN)
+#define MAC_MAX_MTU		9600
+#define MAC_MAX_MTU_V2		9728
+#define MAC_MIN_MTU		68
+#define MAC_MAX_MTU_DBG		MAC_DEFAULT_MTU
+
+#define MAC_DEFAULT_PAUSE_TIME 0xffff
+
+#define MAC_GMAC_IDX 0
+#define MAC_XGMAC_IDX 1
+
+#define ETH_STATIC_REG	 1
+#define ETH_DUMP_REG	 5
+/* check mac addr broadcast */
+#define MAC_IS_BROADCAST(p)	((*(p) == 0xff) && (*((p) + 1) == 0xff) && \
+		(*((p) + 2) == 0xff) &&  (*((p) + 3) == 0xff)  && \
+		(*((p) + 4) == 0xff) && (*((p) + 5) == 0xff))
+
+/* check mac addr is 01-00-5e-xx-xx-xx*/
+#define MAC_IS_L3_MULTICAST(p) ((*((p) + 0) == 0x01) && \
+			(*((p) + 1) == 0x00)   && \
+			(*((p) + 2) == 0x5e))
+
+/*check the mac addr is 0 in all bit*/
+#define MAC_IS_ALL_ZEROS(p)   ((*(p) == 0) && (*((p) + 1) == 0) && \
+	(*((p) + 2) == 0) && (*((p) + 3) == 0) && \
+	(*((p) + 4) == 0) && (*((p) + 5) == 0))
+
+/*check mac addr multicast*/
+#define MAC_IS_MULTICAST(p)	((*((u8 *)((p) + 0)) & 0x01) ? (1) : (0))
+
+struct mac_priv {
+	void *mac;
+};
+
+/* net speed */
+enum mac_speed {
+	MAC_SPEED_10	= 10,	   /**< 10 Mbps */
+	MAC_SPEED_100	= 100,	  /**< 100 Mbps */
+	MAC_SPEED_1000  = 1000,	 /**< 1000 Mbps = 1 Gbps */
+	MAC_SPEED_10000 = 10000	 /**< 10000 Mbps = 10 Gbps */
+};
+
+/*mac interface keyword	*/
+enum mac_intf {
+	MAC_IF_NONE  = 0x00000000,   /**< interface not invalid */
+	MAC_IF_MII   = 0x00010000,   /**< MII interface */
+	MAC_IF_RMII  = 0x00020000,   /**< RMII interface */
+	MAC_IF_SMII  = 0x00030000,   /**< SMII interface */
+	MAC_IF_GMII  = 0x00040000,   /**< GMII interface */
+	MAC_IF_RGMII = 0x00050000,   /**< RGMII interface */
+	MAC_IF_TBI   = 0x00060000,   /**< TBI interface */
+	MAC_IF_RTBI  = 0x00070000,   /**< RTBI interface */
+	MAC_IF_SGMII = 0x00080000,   /**< SGMII interface */
+	MAC_IF_XGMII = 0x00090000,   /**< XGMII interface */
+	MAC_IF_QSGMII = 0x000a0000	/**< QSGMII interface */
+};
+
+/*mac mode */
+enum mac_mode {
+	/**< Invalid Ethernet mode */
+	MAC_MODE_INVALID	 = 0,
+	/**<	10 Mbps MII   */
+	MAC_MODE_MII_10	  = (MAC_IF_MII   | MAC_SPEED_10),
+	/**<   100 Mbps MII   */
+	MAC_MODE_MII_100	 = (MAC_IF_MII   | MAC_SPEED_100),
+	/**<	10 Mbps RMII  */
+	MAC_MODE_RMII_10	 = (MAC_IF_RMII  | MAC_SPEED_10),
+	/**<   100 Mbps RMII  */
+	MAC_MODE_RMII_100	= (MAC_IF_RMII  | MAC_SPEED_100),
+	/**<	10 Mbps SMII  */
+	MAC_MODE_SMII_10	 = (MAC_IF_SMII  | MAC_SPEED_10),
+	/**<   100 Mbps SMII  */
+	MAC_MODE_SMII_100	= (MAC_IF_SMII  | MAC_SPEED_100),
+	/**<  1000 Mbps GMII  */
+	MAC_MODE_GMII_1000   = (MAC_IF_GMII  | MAC_SPEED_1000),
+	/**<	10 Mbps RGMII */
+	MAC_MODE_RGMII_10	= (MAC_IF_RGMII | MAC_SPEED_10),
+	/**<   100 Mbps RGMII */
+	MAC_MODE_RGMII_100   = (MAC_IF_RGMII | MAC_SPEED_100),
+	/**<  1000 Mbps RGMII */
+	MAC_MODE_RGMII_1000  = (MAC_IF_RGMII | MAC_SPEED_1000),
+	/**<  1000 Mbps TBI   */
+	MAC_MODE_TBI_1000	= (MAC_IF_TBI   | MAC_SPEED_1000),
+	/**<  1000 Mbps RTBI  */
+	MAC_MODE_RTBI_1000   = (MAC_IF_RTBI  | MAC_SPEED_1000),
+	/**<	10 Mbps SGMII */
+	MAC_MODE_SGMII_10	= (MAC_IF_SGMII | MAC_SPEED_10),
+	/**<   100 Mbps SGMII */
+	MAC_MODE_SGMII_100   = (MAC_IF_SGMII | MAC_SPEED_100),
+	/**<  1000 Mbps SGMII */
+	MAC_MODE_SGMII_1000  = (MAC_IF_SGMII | MAC_SPEED_1000),
+	/**< 10000 Mbps XGMII */
+	MAC_MODE_XGMII_10000 = (MAC_IF_XGMII | MAC_SPEED_10000),
+	/**<  1000 Mbps QSGMII */
+	MAC_MODE_QSGMII_1000 = (MAC_IF_QSGMII | MAC_SPEED_1000)
+};
+
+/*mac communicate mode*/
+enum mac_commom_mode {
+	MAC_COMM_MODE_NONE	  = 0, /**< No transmit/receive communication */
+	MAC_COMM_MODE_RX		= 1, /**< Only receive communication */
+	MAC_COMM_MODE_TX		= 2, /**< Only transmit communication */
+	MAC_COMM_MODE_RX_AND_TX = 3  /**< Both tx and rx communication */
+};
+
+/*mac statistics */
+struct mac_statistics {
+	u64  stat_pkts64; /* r-10G tr-DT 64 byte frame counter */
+	u64  stat_pkts65to127; /* r-10G 65 to 127 byte frame counter */
+	u64  stat_pkts128to255; /* r-10G 128 to 255 byte frame counter */
+	u64  stat_pkts256to511; /*r-10G 256 to 511 byte frame counter */
+	u64  stat_pkts512to1023;/* r-10G 512 to 1023 byte frame counter */
+	u64  stat_pkts1024to1518; /* r-10G 1024 to 1518 byte frame counter */
+	u64  stat_pkts1519to1522; /* r-10G 1519 to 1522 byte good frame count*/
+	/* Total number of packets that were less than 64 octets */
+	/*			long with a wrong CRC.*/
+	u64  stat_fragments;
+	/* Total number of packets longer than valid maximum length octets */
+	u64  stat_jabbers;
+	/* number of dropped packets due to internal errors of */
+	/*			the MAC Client. */
+	u64  stat_drop_events;
+	/* Incremented when frames of correct length but with */
+	/*			CRC error are received.*/
+	u64  stat_crc_align_errors;
+	/* Total number of packets that were less than 64 octets */
+	/*			long with a good CRC.*/
+	u64  stat_undersize_pkts;
+	u64  stat_oversize_pkts;  /**< T,B.D*/
+
+	u64  stat_rx_pause;		   /**< Pause MAC Control received */
+	u64  stat_tx_pause;		   /**< Pause MAC Control sent */
+
+	u64  in_octets;		/**< Total number of byte received. */
+	u64  in_pkts;		/* Total number of packets received.*/
+	u64  in_mcast_pkts;	/* Total number of multicast frame received */
+	u64  in_bcast_pkts;	/* Total number of broadcast frame received */
+				/* Frames received, but discarded due to */
+				/* problems within the MAC RX. */
+	u64  in_discards;
+	u64  in_errors;		/* Number of frames received with error: */
+				/*	- FIFO Overflow Error */
+				/*	- CRC Error */
+				/*	- Frame Too Long Error */
+				/*	- Alignment Error */
+	u64  out_octets; /*Total number of byte sent. */
+	u64  out_pkts;	/**< Total number of packets sent .*/
+	u64  out_mcast_pkts; /* Total number of multicast frame sent */
+	u64  out_bcast_pkts; /* Total number of multicast frame sent */
+	/* Frames received, but discarded due to problems within */
+	/*			the MAC TX N/A!.*/
+	u64  out_discards;
+	u64  out_errors;	/*Number of frames transmitted with error: */
+			/*	- FIFO Overflow Error */
+			/*	- FIFO Underflow Error */
+			/*	 - Other */
+};
+
+/*mac para struct ,mac get param from nic or dsaf when initialize*/
+struct mac_params {
+	char addr[ETH_ALEN];
+	u8 __iomem *vaddr; /*virtual address*/
+	struct device *dev;
+	u8 mac_id;
+	/**< Ethernet operation mode (MAC-PHY interface and speed) */
+	enum mac_mode mac_mode;
+};
+
+struct mac_info {
+	u16 speed;/* The forced speed (lower bits) in */
+		/*		 *mbps. Please use */
+		/*		 * ethtool_cmd_speed()/_set() to */
+		/*		 * access it */
+	u8 duplex;		/* Duplex, half or full */
+	u8 auto_neg;	/* Enable or disable autonegotiation */
+	enum hnae_loop loop_mode;
+	u8 tx_pause_en;
+	u8 tx_pause_time;
+	u8 rx_pause_en;
+	u8 pad_and_crc_en;
+	u8 promiscuous_en;
+	u8 port_en;	 /*port enable*/
+};
+
+struct mac_entry_idx {
+	u8 addr[ETH_ALEN];
+	u16 vlan_id:12;
+	u16 valid:1;
+	u16 qos:3;
+};
+
+struct mac_hw_stats {
+	u64 rx_good_pkts;	/* only for xgmac */
+	u64 rx_good_bytes;
+	u64 rx_total_pkts;	/* only for xgmac */
+	u64 rx_total_bytes;	/* only for xgmac */
+	u64 rx_bad_bytes;	/* only for gmac */
+	u64 rx_uc_pkts;
+	u64 rx_mc_pkts;
+	u64 rx_bc_pkts;
+	u64 rx_fragment_err;	/* only for xgmac */
+	u64 rx_undersize;	/* only for xgmac */
+	u64 rx_under_min;
+	u64 rx_minto64;		/* only for gmac */
+	u64 rx_64bytes;
+	u64 rx_65to127;
+	u64 rx_128to255;
+	u64 rx_256to511;
+	u64 rx_512to1023;
+	u64 rx_1024to1518;
+	u64 rx_1519tomax;
+	u64 rx_1519tomax_good;	/* only for xgmac */
+	u64 rx_oversize;
+	u64 rx_jabber_err;
+	u64 rx_fcs_err;
+	u64 rx_vlan_pkts;	/* only for gmac */
+	u64 rx_data_err;	/* only for gmac */
+	u64 rx_align_err;	/* only for gmac */
+	u64 rx_long_err;	/* only for gmac */
+	u64 rx_pfc_tc0;
+	u64 rx_pfc_tc1;		/* only for xgmac */
+	u64 rx_pfc_tc2;		/* only for xgmac */
+	u64 rx_pfc_tc3;		/* only for xgmac */
+	u64 rx_pfc_tc4;		/* only for xgmac */
+	u64 rx_pfc_tc5;		/* only for xgmac */
+	u64 rx_pfc_tc6;		/* only for xgmac */
+	u64 rx_pfc_tc7;		/* only for xgmac */
+	u64 rx_unknown_ctrl;
+	u64 rx_filter_pkts;	/* only for gmac */
+	u64 rx_filter_bytes;	/* only for gmac */
+	u64 rx_fifo_overrun_err;/* only for gmac */
+	u64 rx_len_err;		/* only for gmac */
+	u64 rx_comma_err;	/* only for gmac */
+	u64 rx_symbol_err;	/* only for xgmac */
+	u64 tx_good_to_sw;	/* only for xgmac */
+	u64 tx_bad_to_sw;	/* only for xgmac */
+	u64 rx_1731_pkts;	/* only for xgmac */
+
+	u64 tx_good_bytes;
+	u64 tx_good_pkts;	/* only for xgmac */
+	u64 tx_total_bytes;	/* only for xgmac */
+	u64 tx_total_pkts;	/* only for xgmac */
+	u64 tx_bad_bytes;	/* only for gmac */
+	u64 tx_bad_pkts;	/* only for xgmac */
+	u64 tx_uc_pkts;
+	u64 tx_mc_pkts;
+	u64 tx_bc_pkts;
+	u64 tx_undersize;	/* only for xgmac */
+	u64 tx_fragment_err;	/* only for xgmac */
+	u64 tx_under_min_pkts;	/* only for gmac */
+	u64 tx_64bytes;
+	u64 tx_65to127;
+	u64 tx_128to255;
+	u64 tx_256to511;
+	u64 tx_512to1023;
+	u64 tx_1024to1518;
+	u64 tx_1519tomax;
+	u64 tx_1519tomax_good;	/* only for xgmac */
+	u64 tx_oversize;	/* only for xgmac */
+	u64 tx_jabber_err;
+	u64 tx_underrun_err;	/* only for gmac */
+	u64 tx_vlan;		/* only for gmac */
+	u64 tx_crc_err;		/* only for gmac */
+	u64 tx_pfc_tc0;
+	u64 tx_pfc_tc1;		/* only for xgmac */
+	u64 tx_pfc_tc2;		/* only for xgmac */
+	u64 tx_pfc_tc3;		/* only for xgmac */
+	u64 tx_pfc_tc4;		/* only for xgmac */
+	u64 tx_pfc_tc5;		/* only for xgmac */
+	u64 tx_pfc_tc6;		/* only for xgmac */
+	u64 tx_pfc_tc7;		/* only for xgmac */
+	u64 tx_ctrl;		/* only for xgmac */
+	u64 tx_1731_pkts;	/* only for xgmac */
+	u64 tx_1588_pkts;	/* only for xgmac */
+	u64 rx_good_from_sw;	/* only for xgmac */
+	u64 rx_bad_from_sw;	/* only for xgmac */
+};
+
+struct hns_mac_cb {
+	struct device *dev;
+	struct dsaf_device *dsaf_dev;
+	struct mac_priv priv;
+	struct fwnode_handle *fw_port;
+	u8 __iomem *vaddr;
+	u8 __iomem *sys_ctl_vaddr;
+	u8 __iomem *serdes_vaddr;
+	struct regmap *serdes_ctrl;
+	struct regmap *cpld_ctrl;
+	char mc_mask[ETH_ALEN];
+	u32 cpld_ctrl_reg;
+	u32 port_rst_off;
+	u32 port_mode_off;
+	struct mac_entry_idx addr_entry_idx[DSAF_MAX_VM_NUM];
+	u8 sfp_prsnt;
+	u8 cpld_led_value;
+	u8 mac_id;
+
+	u8 link;
+	u8 half_duplex;
+	u16 speed;
+	u16 max_speed;
+	u16 max_frm;
+	u16 tx_pause_frm_time;
+	u32 if_support;
+	u64 txpkt_for_led;
+	u64 rxpkt_for_led;
+	enum hnae_port_type mac_type;
+	enum hnae_media_type media_type;
+	phy_interface_t phy_if;
+	enum hnae_loop loop_mode;
+
+	struct phy_device *phy_dev;
+
+	struct mac_hw_stats hw_stats;
+};
+
+struct mac_driver {
+	/*init Mac when init nic or dsaf*/
+	void (*mac_init)(void *mac_drv);
+	/*remove mac when remove nic or dsaf*/
+	void (*mac_free)(void *mac_drv);
+	/*enable mac when enable nic or dsaf*/
+	void (*mac_enable)(void *mac_drv, enum mac_commom_mode mode);
+	/*disable mac when disable nic or dsaf*/
+	void (*mac_disable)(void *mac_drv, enum mac_commom_mode mode);
+	/* config mac address*/
+	void (*set_mac_addr)(void *mac_drv,	const char *mac_addr);
+	/*adjust mac mode of port,include speed and duplex*/
+	int (*adjust_link)(void *mac_drv, enum mac_speed speed,
+			   u32 full_duplex);
+	/* need adjust link */
+	bool (*need_adjust_link)(void *mac_drv, enum mac_speed speed,
+				 int duplex);
+	/* config autoegotaite mode of port*/
+	void (*set_an_mode)(void *mac_drv, u8 enable);
+	/* config loopbank mode */
+	int (*config_loopback)(void *mac_drv, enum hnae_loop loop_mode,
+			       u8 enable);
+	/* config mtu*/
+	void (*config_max_frame_length)(void *mac_drv, u16 newval);
+	/*config PAD and CRC enable */
+	void (*config_pad_and_crc)(void *mac_drv, u8 newval);
+	/*config tx pause time,if pause_time is zero,disable tx pause enable*/
+	void (*set_tx_auto_pause_frames)(void *mac_drv, u16 pause_time);
+	/* config rx mode for promiscuous*/
+	void (*set_promiscuous)(void *mac_drv, u8 enable);
+	void (*mac_pausefrm_cfg)(void *mac_drv, u32 rx_en, u32 tx_en);
+
+	void (*autoneg_stat)(void *mac_drv, u32 *enable);
+	int (*set_pause_enable)(void *mac_drv, u32 rx_en, u32 tx_en);
+	void (*get_pause_enable)(void *mac_drv, u32 *rx_en, u32 *tx_en);
+	void (*get_link_status)(void *mac_drv, u32 *link_stat);
+	/* get the imporant regs*/
+	void (*get_regs)(void *mac_drv, void *data);
+	int (*get_regs_count)(void);
+	/* get strings name for ethtool statistic */
+	void (*get_strings)(u32 stringset, u8 **data);
+	/* get the number of strings*/
+	int (*get_sset_count)(int stringset);
+
+	/* get the statistic by ethtools*/
+	void (*get_ethtool_stats)(void *mac_drv, u64 *data);
+
+	/* get mac information */
+	void (*get_info)(void *mac_drv, struct mac_info *mac_info);
+
+	void (*update_stats)(void *mac_drv);
+	int (*wait_fifo_clean)(void *mac_drv);
+
+	enum mac_mode mac_mode;
+	u8 mac_id;
+	struct hns_mac_cb *mac_cb;
+	u8 __iomem *io_base;
+	unsigned int mac_en_flg;/*you'd better don't enable mac twice*/
+	unsigned int virt_dev_num;
+	struct device *dev;
+};
+
+struct mac_stats_string {
+	const char desc[ETH_GSTRING_LEN];
+	unsigned long offset;
+};
+
+#define MAC_MAKE_MODE(interface, speed) (enum mac_mode)((interface) | (speed))
+#define MAC_INTERFACE_FROM_MODE(mode) (enum mac_intf)((mode) & 0xFFFF0000)
+#define MAC_SPEED_FROM_MODE(mode) (enum mac_speed)((mode) & 0x0000FFFF)
+#define MAC_STATS_FIELD_OFF(field) (offsetof(struct mac_hw_stats, field))
+
+static inline struct mac_driver *hns_mac_get_drv(
+	const struct hns_mac_cb *mac_cb)
+{
+	return (struct mac_driver *)(mac_cb->priv.mac);
+}
+
+void *hns_gmac_config(struct hns_mac_cb *mac_cb,
+		      struct mac_params *mac_param);
+void *hns_xgmac_config(struct hns_mac_cb *mac_cb,
+		       struct mac_params *mac_param);
+
+int hns_mac_init(struct dsaf_device *dsaf_dev);
+bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex);
+void hns_mac_get_link_status(struct hns_mac_cb *mac_cb,	u32 *link_status);
+int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb, u32 vmid,
+			   const char *addr);
+int hns_mac_set_multi(struct hns_mac_cb *mac_cb,
+		      u32 port_num, char *addr, bool enable);
+int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vm, bool enable);
+void hns_mac_start(struct hns_mac_cb *mac_cb);
+void hns_mac_stop(struct hns_mac_cb *mac_cb);
+void hns_mac_uninit(struct dsaf_device *dsaf_dev);
+void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex);
+void hns_mac_reset(struct hns_mac_cb *mac_cb);
+void hns_mac_get_autoneg(struct hns_mac_cb *mac_cb, u32 *auto_neg);
+void hns_mac_get_pauseparam(struct hns_mac_cb *mac_cb, u32 *rx_en, u32 *tx_en);
+int hns_mac_set_autoneg(struct hns_mac_cb *mac_cb, u8 enable);
+int hns_mac_set_pauseparam(struct hns_mac_cb *mac_cb, u32 rx_en, u32 tx_en);
+int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size);
+int hns_mac_get_port_info(struct hns_mac_cb *mac_cb,
+			  u8 *auto_neg, u16 *speed, u8 *duplex);
+int hns_mac_config_mac_loopback(struct hns_mac_cb *mac_cb,
+				enum hnae_loop loop, int en);
+void hns_mac_update_stats(struct hns_mac_cb *mac_cb);
+void hns_mac_get_stats(struct hns_mac_cb *mac_cb, u64 *data);
+void hns_mac_get_strings(struct hns_mac_cb *mac_cb, int stringset, u8 **data);
+int hns_mac_get_sset_count(struct hns_mac_cb *mac_cb, int stringset);
+void hns_mac_get_regs(struct hns_mac_cb *mac_cb, void *data);
+int hns_mac_get_regs_count(struct hns_mac_cb *mac_cb);
+void hns_set_led_opt(struct hns_mac_cb *mac_cb);
+int hns_cpld_led_set_id(struct hns_mac_cb *mac_cb,
+			enum hnae_led_state status);
+void hns_mac_set_promisc(struct hns_mac_cb *mac_cb, u8 en);
+int hns_mac_get_inner_port_num(struct hns_mac_cb *mac_cb,
+			       u8 vmid, u8 *port_num);
+int hns_mac_add_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id,
+			const unsigned char *addr);
+int hns_mac_rm_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id,
+		       const unsigned char *addr);
+int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn);
+void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode);
+void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode);
+int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb);
+
+#endif /* _HNS_DSAF_MAC_H */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h

@@ -0,0 +1,440 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef __HNS_DSAF_MAIN_H
+#define __HNS_DSAF_MAIN_H
+#include "hnae.h"
+
+#include "hns_dsaf_reg.h"
+#include "hns_dsaf_mac.h"
+
+struct hns_mac_cb;
+
+#define DSAF_DRV_NAME "hns_dsaf"
+#define DSAF_MOD_VERSION "v1.0"
+#define DSAF_DEVICE_NAME "dsaf"
+
+#define HNS_DSAF_DEBUG_NW_REG_OFFSET 0x100000
+
+#define DSAF_BASE_INNER_PORT_NUM 127/* mac tbl qid*/
+
+#define DSAF_MAX_CHIP_NUM 2  /*max 2 chips */
+
+#define DSAF_DEFAUTL_QUEUE_NUM_PER_PPE 22
+
+#define HNS_DSAF_MAX_DESC_CNT 1024
+#define HNS_DSAF_MIN_DESC_CNT 16
+
+#define DSAF_INVALID_ENTRY_IDX 0xffff
+
+#define DSAF_CFG_READ_CNT   30
+
+#define DSAF_DUMP_REGS_NUM 504
+#define DSAF_STATIC_NUM 28
+#define DSAF_V2_STATIC_NUM	44
+#define DSAF_PRIO_NR	8
+#define DSAF_REG_PER_ZONE	3
+
+#define DSAF_ROCE_CREDIT_CHN	8
+#define DSAF_ROCE_CHAN_MODE	3
+
+#define HNS_MAX_WAIT_CNT 10000
+
+#define DSAF_STATS_READ(p, offset) (*((u64 *)((u8 *)(p) + (offset))))
+#define HNS_DSAF_IS_DEBUG(dev) ((dev)->dsaf_mode == DSAF_MODE_DISABLE_SP)
+
+enum hal_dsaf_mode {
+	HRD_DSAF_NO_DSAF_MODE	= 0x0,
+	HRD_DSAF_MODE		= 0x1,
+};
+
+enum hal_dsaf_tc_mode {
+	HRD_DSAF_4TC_MODE		= 0X0,
+	HRD_DSAF_8TC_MODE		= 0X1,
+};
+
+struct dsaf_vm_def_vlan {
+	u32 vm_def_vlan_id;
+	u32 vm_def_vlan_cfi;
+	u32 vm_def_vlan_pri;
+};
+
+struct dsaf_tbl_tcam_data {
+	u32 tbl_tcam_data_high;
+	u32 tbl_tcam_data_low;
+};
+
+#define DSAF_PORT_MSK_NUM \
+	((DSAF_TOTAL_QUEUE_NUM + DSAF_SERVICE_NW_NUM - 1) / 32 + 1)
+struct dsaf_tbl_tcam_mcast_cfg {
+	u8 tbl_mcast_old_en;
+	u8 tbl_mcast_item_vld;
+	u32 tbl_mcast_port_msk[DSAF_PORT_MSK_NUM];
+};
+
+struct dsaf_tbl_tcam_ucast_cfg {
+	u32 tbl_ucast_old_en;
+	u32 tbl_ucast_item_vld;
+	u32 tbl_ucast_mac_discard;
+	u32 tbl_ucast_dvc;
+	u32 tbl_ucast_out_port;
+};
+
+struct dsaf_tbl_line_cfg {
+	u32 tbl_line_mac_discard;
+	u32 tbl_line_dvc;
+	u32 tbl_line_out_port;
+};
+
+enum dsaf_port_rate_mode {
+	DSAF_PORT_RATE_1000 = 0,
+	DSAF_PORT_RATE_2500,
+	DSAF_PORT_RATE_10000
+};
+
+enum dsaf_stp_port_type {
+	DSAF_STP_PORT_TYPE_DISCARD = 0,
+	DSAF_STP_PORT_TYPE_BLOCK = 1,
+	DSAF_STP_PORT_TYPE_LISTEN = 2,
+	DSAF_STP_PORT_TYPE_LEARN = 3,
+	DSAF_STP_PORT_TYPE_FORWARD = 4
+};
+
+enum dsaf_sw_port_type {
+	DSAF_SW_PORT_TYPE_NON_VLAN = 0,
+	DSAF_SW_PORT_TYPE_ACCESS = 1,
+	DSAF_SW_PORT_TYPE_TRUNK = 2,
+};
+
+#define DSAF_SUB_BASE_SIZE                        (0x10000)
+
+/* dsaf mode define */
+enum dsaf_mode {
+	DSAF_MODE_INVALID = 0,	/**< Invalid dsaf mode */
+	DSAF_MODE_ENABLE_FIX,	/**< en DSAF-mode, fixed to queue*/
+	DSAF_MODE_ENABLE_0VM,	/**< en DSAF-mode, support 0 VM */
+	DSAF_MODE_ENABLE_8VM,	/**< en DSAF-mode, support 8 VM */
+	DSAF_MODE_ENABLE_16VM,	/**< en DSAF-mode, support 16 VM */
+	DSAF_MODE_ENABLE_32VM,	/**< en DSAF-mode, support 32 VM */
+	DSAF_MODE_ENABLE_128VM,	/**< en DSAF-mode, support 128 VM */
+	DSAF_MODE_ENABLE,		/**< before is enable DSAF mode*/
+	DSAF_MODE_DISABLE_SP,	/* <non-dsaf, single port mode */
+	DSAF_MODE_DISABLE_FIX,	/**< non-dasf, fixed to queue*/
+	DSAF_MODE_DISABLE_2PORT_8VM,	/**< non-dasf, 2port 8VM */
+	DSAF_MODE_DISABLE_2PORT_16VM,	/**< non-dasf, 2port 16VM */
+	DSAF_MODE_DISABLE_2PORT_64VM,	/**< non-dasf, 2port 64VM */
+	DSAF_MODE_DISABLE_6PORT_0VM,	/**< non-dasf, 6port 0VM */
+	DSAF_MODE_DISABLE_6PORT_2VM,	/**< non-dasf, 6port 2VM */
+	DSAF_MODE_DISABLE_6PORT_4VM,	/**< non-dasf, 6port 4VM */
+	DSAF_MODE_DISABLE_6PORT_16VM,	/**< non-dasf, 6port 16VM */
+	DSAF_MODE_MAX		/**< the last one, use as the num */
+};
+
+#define DSAF_DEST_PORT_NUM 256	/* DSAF max port num */
+#define DSAF_WORD_BIT_CNT 32  /* the num bit of word */
+
+/*mac entry, mc or uc entry*/
+struct dsaf_drv_mac_single_dest_entry {
+	/* mac addr, match the entry*/
+	u8 addr[ETH_ALEN];
+	u16 in_vlan_id; /* value of VlanId */
+
+	/* the vld input port num, dsaf-mode fix 0, */
+	/*	non-dasf is the entry whitch port vld*/
+	u8 in_port_num;
+
+	u8 port_num; /*output port num*/
+	u8 rsv[6];
+};
+
+/*only mc entry*/
+struct dsaf_drv_mac_multi_dest_entry {
+	/* mac addr, match the entry*/
+	u8 addr[ETH_ALEN];
+	u16 in_vlan_id;
+	/* this mac addr output port,*/
+	/*	bit0-bit5 means Port0-Port5(1bit is vld)**/
+	u32 port_mask[DSAF_DEST_PORT_NUM / DSAF_WORD_BIT_CNT];
+
+	/* the vld input port num, dsaf-mode fix 0,*/
+	/*	non-dasf is the entry whitch port vld*/
+	u8 in_port_num;
+	u8 rsv[7];
+};
+
+struct dsaf_hw_stats {
+	u64 pad_drop;
+	u64 man_pkts;
+	u64 rx_pkts;
+	u64 rx_pkt_id;
+	u64 rx_pause_frame;
+	u64 release_buf_num;
+	u64 sbm_drop;
+	u64 crc_false;
+	u64 bp_drop;
+	u64 rslt_drop;
+	u64 local_addr_false;
+	u64 vlan_drop;
+	u64 stp_drop;
+	u64 rx_pfc[DSAF_PRIO_NR];
+	u64 tx_pfc[DSAF_PRIO_NR];
+	u64 tx_pkts;
+};
+
+struct hnae_vf_cb {
+	u8 port_index;
+	struct hns_mac_cb *mac_cb;
+	struct dsaf_device *dsaf_dev;
+	struct hnae_handle  ae_handle; /* must be the last member */
+};
+
+struct dsaf_int_xge_src {
+	u32    xid_xge_ecc_err_int_src;
+	u32    xid_xge_fsm_timout_int_src;
+	u32    sbm_xge_lnk_fsm_timout_int_src;
+	u32    sbm_xge_lnk_ecc_2bit_int_src;
+	u32    sbm_xge_mib_req_failed_int_src;
+	u32    sbm_xge_mib_req_fsm_timout_int_src;
+	u32    sbm_xge_mib_rels_fsm_timout_int_src;
+	u32    sbm_xge_sram_ecc_2bit_int_src;
+	u32    sbm_xge_mib_buf_sum_err_int_src;
+	u32    sbm_xge_mib_req_extra_int_src;
+	u32    sbm_xge_mib_rels_extra_int_src;
+	u32    voq_xge_start_to_over_0_int_src;
+	u32    voq_xge_start_to_over_1_int_src;
+	u32    voq_xge_ecc_err_int_src;
+};
+
+struct dsaf_int_ppe_src {
+	u32    xid_ppe_fsm_timout_int_src;
+	u32    sbm_ppe_lnk_fsm_timout_int_src;
+	u32    sbm_ppe_lnk_ecc_2bit_int_src;
+	u32    sbm_ppe_mib_req_failed_int_src;
+	u32    sbm_ppe_mib_req_fsm_timout_int_src;
+	u32    sbm_ppe_mib_rels_fsm_timout_int_src;
+	u32    sbm_ppe_sram_ecc_2bit_int_src;
+	u32    sbm_ppe_mib_buf_sum_err_int_src;
+	u32    sbm_ppe_mib_req_extra_int_src;
+	u32    sbm_ppe_mib_rels_extra_int_src;
+	u32    voq_ppe_start_to_over_0_int_src;
+	u32    voq_ppe_ecc_err_int_src;
+	u32    xod_ppe_fifo_rd_empty_int_src;
+	u32    xod_ppe_fifo_wr_full_int_src;
+};
+
+struct dsaf_int_rocee_src {
+	u32    xid_rocee_fsm_timout_int_src;
+	u32    sbm_rocee_lnk_fsm_timout_int_src;
+	u32    sbm_rocee_lnk_ecc_2bit_int_src;
+	u32    sbm_rocee_mib_req_failed_int_src;
+	u32    sbm_rocee_mib_req_fsm_timout_int_src;
+	u32    sbm_rocee_mib_rels_fsm_timout_int_src;
+	u32    sbm_rocee_sram_ecc_2bit_int_src;
+	u32    sbm_rocee_mib_buf_sum_err_int_src;
+	u32    sbm_rocee_mib_req_extra_int_src;
+	u32    sbm_rocee_mib_rels_extra_int_src;
+	u32    voq_rocee_start_to_over_0_int_src;
+	u32    voq_rocee_ecc_err_int_src;
+};
+
+struct dsaf_int_tbl_src {
+	u32    tbl_da0_mis_src;
+	u32    tbl_da1_mis_src;
+	u32    tbl_da2_mis_src;
+	u32    tbl_da3_mis_src;
+	u32    tbl_da4_mis_src;
+	u32    tbl_da5_mis_src;
+	u32    tbl_da6_mis_src;
+	u32    tbl_da7_mis_src;
+	u32    tbl_sa_mis_src;
+	u32    tbl_old_sech_end_src;
+	u32    lram_ecc_err1_src;
+	u32    lram_ecc_err2_src;
+	u32    tram_ecc_err1_src;
+	u32    tram_ecc_err2_src;
+	u32    tbl_ucast_bcast_xge0_src;
+	u32    tbl_ucast_bcast_xge1_src;
+	u32    tbl_ucast_bcast_xge2_src;
+	u32    tbl_ucast_bcast_xge3_src;
+	u32    tbl_ucast_bcast_xge4_src;
+	u32    tbl_ucast_bcast_xge5_src;
+	u32    tbl_ucast_bcast_ppe_src;
+	u32    tbl_ucast_bcast_rocee_src;
+};
+
+struct dsaf_int_stat {
+	struct dsaf_int_xge_src dsaf_int_xge_stat[DSAF_COMM_CHN];
+	struct dsaf_int_ppe_src dsaf_int_ppe_stat[DSAF_COMM_CHN];
+	struct dsaf_int_rocee_src dsaf_int_rocee_stat[DSAF_COMM_CHN];
+	struct dsaf_int_tbl_src dsaf_int_tbl_stat[1];
+
+};
+
+struct dsaf_misc_op {
+	void (*cpld_set_led)(struct hns_mac_cb *mac_cb, int link_status,
+			     u16 speed, int data);
+	void (*cpld_reset_led)(struct hns_mac_cb *mac_cb);
+	int (*cpld_set_led_id)(struct hns_mac_cb *mac_cb,
+			       enum hnae_led_state status);
+	/* reset series function, it will be reset if the dereset is 0 */
+	void (*dsaf_reset)(struct dsaf_device *dsaf_dev, bool dereset);
+	void (*xge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
+	void (*ge_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
+	void (*ppe_srst)(struct dsaf_device *dsaf_dev, u32 port, bool dereset);
+	void (*ppe_comm_srst)(struct dsaf_device *dsaf_dev, bool dereset);
+
+	phy_interface_t (*get_phy_if)(struct hns_mac_cb *mac_cb);
+	int (*get_sfp_prsnt)(struct hns_mac_cb *mac_cb, int *sfp_prsnt);
+
+	int (*cfg_serdes_loopback)(struct hns_mac_cb *mac_cb, bool en);
+};
+
+/* Dsaf device struct define ,and mac ->  dsaf */
+struct dsaf_device {
+	struct device *dev;
+	struct hnae_ae_dev ae_dev;
+
+	u8 __iomem *sc_base;
+	u8 __iomem *sds_base;
+	u8 __iomem *ppe_base;
+	u8 __iomem *io_base;
+	struct regmap *sub_ctrl;
+	phys_addr_t ppe_paddr;
+
+	u32 desc_num; /*  desc num per queue*/
+	u32 buf_size; /*  ring buffer size */
+	u32 reset_offset; /* reset field offset in sub sysctrl */
+	int buf_size_type; /* ring buffer size-type */
+	enum dsaf_mode dsaf_mode;	 /* dsaf mode  */
+	enum hal_dsaf_mode dsaf_en;
+	enum hal_dsaf_tc_mode dsaf_tc_mode;
+	u32 dsaf_ver;
+	u16 tcam_max_num;	/* max TCAM entry for user except promisc */
+
+	struct ppe_common_cb *ppe_common[DSAF_COMM_DEV_NUM];
+	struct rcb_common_cb *rcb_common[DSAF_COMM_DEV_NUM];
+	struct hns_mac_cb *mac_cb[DSAF_MAX_PORT_NUM];
+	struct dsaf_misc_op *misc_op;
+
+	struct dsaf_hw_stats hw_stats[DSAF_NODE_NUM];
+	struct dsaf_int_stat int_stat;
+	/* make sure tcam table config spinlock */
+	spinlock_t tcam_lock;
+};
+
+static inline void *hns_dsaf_dev_priv(const struct dsaf_device *dsaf_dev)
+{
+	return (void *)((u8 *)dsaf_dev + sizeof(*dsaf_dev));
+}
+
+#define DSAF_TBL_TCAM_KEY_PORT_S 0
+#define DSAF_TBL_TCAM_KEY_PORT_M (((1ULL << 4) - 1) << 0)
+#define DSAF_TBL_TCAM_KEY_VLAN_S 4
+#define DSAF_TBL_TCAM_KEY_VLAN_M (((1ULL << 12) - 1) << 4)
+
+struct dsaf_drv_tbl_tcam_key {
+	union {
+		struct {
+			u8 mac_3;
+			u8 mac_2;
+			u8 mac_1;
+			u8 mac_0;
+		} bits;
+
+		u32 val;
+	} high;
+	union {
+		struct {
+			u16 port_vlan;
+			u8 mac_5;
+			u8 mac_4;
+		} bits;
+
+		u32 val;
+	} low;
+};
+
+struct dsaf_drv_soft_mac_tbl {
+	struct dsaf_drv_tbl_tcam_key tcam_key;
+	u16 index; /*the entry's index in tcam tab*/
+};
+
+struct dsaf_drv_priv {
+	/* soft tab Mac key, for hardware tab*/
+	struct dsaf_drv_soft_mac_tbl *soft_mac_tbl;
+};
+
+static inline void hns_dsaf_tbl_tcam_addr_cfg(struct dsaf_device *dsaf_dev,
+					      u32 tab_tcam_addr)
+{
+	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_TCAM_ADDR_0_REG,
+			   DSAF_TBL_TCAM_ADDR_M, DSAF_TBL_TCAM_ADDR_S,
+			   tab_tcam_addr);
+}
+
+static inline void hns_dsaf_tbl_tcam_load_pul(struct dsaf_device *dsaf_dev)
+{
+	u32 o_tbl_pul;
+
+	o_tbl_pul = dsaf_read_dev(dsaf_dev, DSAF_TBL_PUL_0_REG);
+	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 1);
+	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
+	dsaf_set_bit(o_tbl_pul, DSAF_TBL_PUL_TCAM_LOAD_S, 0);
+	dsaf_write_dev(dsaf_dev, DSAF_TBL_PUL_0_REG, o_tbl_pul);
+}
+
+static inline void hns_dsaf_tbl_line_addr_cfg(struct dsaf_device *dsaf_dev,
+					      u32 tab_line_addr)
+{
+	dsaf_set_dev_field(dsaf_dev, DSAF_TBL_LINE_ADDR_0_REG,
+			   DSAF_TBL_LINE_ADDR_M, DSAF_TBL_LINE_ADDR_S,
+			   tab_line_addr);
+}
+
+static inline struct hnae_vf_cb *hns_ae_get_vf_cb(
+	struct hnae_handle *handle)
+{
+	return container_of(handle, struct hnae_vf_cb, ae_handle);
+}
+
+int hns_dsaf_set_mac_uc_entry(struct dsaf_device *dsaf_dev,
+			      struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_add_mac_mc_port(struct dsaf_device *dsaf_dev,
+			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
+int hns_dsaf_del_mac_entry(struct dsaf_device *dsaf_dev, u16 vlan_id,
+			   u8 in_port_num, u8 *addr);
+int hns_dsaf_del_mac_mc_port(struct dsaf_device *dsaf_dev,
+			     struct dsaf_drv_mac_single_dest_entry *mac_entry);
+void hns_dsaf_fix_mac_mode(struct hns_mac_cb *mac_cb);
+
+int hns_dsaf_ae_init(struct dsaf_device *dsaf_dev);
+void hns_dsaf_ae_uninit(struct dsaf_device *dsaf_dev);
+
+void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 inode_num);
+
+int hns_dsaf_get_sset_count(struct dsaf_device *dsaf_dev, int stringset);
+void hns_dsaf_get_stats(struct dsaf_device *ddev, u64 *data, int port);
+void hns_dsaf_get_strings(int stringset, u8 **data, int port,
+			  struct dsaf_device *dsaf_dev);
+
+void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data);
+int hns_dsaf_get_regs_count(void);
+void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en);
+void hns_dsaf_set_promisc_tcam(struct dsaf_device *dsaf_dev,
+			       u32 port, bool enable);
+
+void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
+				  u32 *en);
+int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id,
+				 u32 en);
+int hns_dsaf_rm_mac_addr(
+	struct dsaf_device *dsaf_dev,
+	struct dsaf_drv_mac_single_dest_entry *mac_entry);
+
+int hns_dsaf_clr_mac_mc_port(struct dsaf_device *dsaf_dev,
+			     u8 mac_id, u8 port_num);
+int hns_dsaf_wait_pkt_clean(struct dsaf_device *dsaf_dev, int port);
+
+#endif /* __HNS_DSAF_MAIN_H__ */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c

@@ -0,0 +1,704 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_misc.h"
+#include "hns_dsaf_ppe.h"
+#include "hns_dsaf_reg.h"
+
+enum _dsm_op_index {
+	HNS_OP_RESET_FUNC               = 0x1,
+	HNS_OP_SERDES_LP_FUNC           = 0x2,
+	HNS_OP_LED_SET_FUNC             = 0x3,
+	HNS_OP_GET_PORT_TYPE_FUNC       = 0x4,
+	HNS_OP_GET_SFP_STAT_FUNC        = 0x5,
+	HNS_OP_LOCATE_LED_SET_FUNC      = 0x6,
+};
+
+enum _dsm_rst_type {
+	HNS_DSAF_RESET_FUNC     = 0x1,
+	HNS_PPE_RESET_FUNC      = 0x2,
+	HNS_XGE_RESET_FUNC      = 0x4,
+	HNS_GE_RESET_FUNC       = 0x5,
+	HNS_DSAF_CHN_RESET_FUNC = 0x6,
+	HNS_ROCE_RESET_FUNC     = 0x7,
+};
+
+static const guid_t hns_dsaf_acpi_dsm_guid =
+	GUID_INIT(0x1A85AA1A, 0xE293, 0x415E,
+		  0x8E, 0x28, 0x8D, 0x69, 0x0A, 0x0F, 0x82, 0x0A);
+
+static void dsaf_write_sub(struct dsaf_device *dsaf_dev, u32 reg, u32 val)
+{
+	if (dsaf_dev->sub_ctrl)
+		dsaf_write_syscon(dsaf_dev->sub_ctrl, reg, val);
+	else
+		dsaf_write_reg(dsaf_dev->sc_base, reg, val);
+}
+
+static u32 dsaf_read_sub(struct dsaf_device *dsaf_dev, u32 reg)
+{
+	u32 ret = 0;
+	int err;
+
+	if (dsaf_dev->sub_ctrl) {
+		err = dsaf_read_syscon(dsaf_dev->sub_ctrl, reg, &ret);
+		if (err)
+			dev_err(dsaf_dev->dev, "dsaf_read_syscon error %d!\n",
+				err);
+	} else {
+		ret = dsaf_read_reg(dsaf_dev->sc_base, reg);
+	}
+
+	return ret;
+}
+
+static void hns_dsaf_acpi_ledctrl_by_port(struct hns_mac_cb *mac_cb, u8 op_type,
+					  u32 link, u32 port, u32 act)
+{
+	union acpi_object *obj;
+	union acpi_object obj_args[3], argv4;
+
+	obj_args[0].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[0].integer.value = link;
+	obj_args[1].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[1].integer.value = port;
+	obj_args[2].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[2].integer.value = act;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 3;
+	argv4.package.elements = obj_args;
+
+	obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dev),
+				&hns_dsaf_acpi_dsm_guid, 0, op_type, &argv4);
+	if (!obj) {
+		dev_warn(mac_cb->dev, "ledctrl fail, link:%d port:%d act:%d!\n",
+			 link, port, act);
+		return;
+	}
+
+	ACPI_FREE(obj);
+}
+
+static void hns_dsaf_acpi_locate_ledctrl_by_port(struct hns_mac_cb *mac_cb,
+						 u8 op_type, u32 locate,
+						 u32 port)
+{
+	union acpi_object obj_args[2], argv4;
+	union acpi_object *obj;
+
+	obj_args[0].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[0].integer.value = locate;
+	obj_args[1].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[1].integer.value = port;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 2;
+	argv4.package.elements = obj_args;
+
+	obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dev),
+				&hns_dsaf_acpi_dsm_guid, 0, op_type, &argv4);
+	if (!obj) {
+		dev_err(mac_cb->dev, "ledctrl fail, locate:%d port:%d!\n",
+			locate, port);
+		return;
+	}
+
+	ACPI_FREE(obj);
+}
+
+static void hns_cpld_set_led(struct hns_mac_cb *mac_cb, int link_status,
+			     u16 speed, int data)
+{
+	int speed_reg = 0;
+	u8 value;
+
+	if (!mac_cb) {
+		pr_err("sfp_led_opt mac_dev is null!\n");
+		return;
+	}
+	if (!mac_cb->cpld_ctrl) {
+		dev_err(mac_cb->dev, "mac_id=%d, cpld syscon is null !\n",
+			mac_cb->mac_id);
+		return;
+	}
+
+	if (speed == MAC_SPEED_10000)
+		speed_reg = 1;
+
+	value = mac_cb->cpld_led_value;
+
+	if (link_status) {
+		dsaf_set_bit(value, DSAF_LED_LINK_B, link_status);
+		dsaf_set_field(value, DSAF_LED_SPEED_M,
+			       DSAF_LED_SPEED_S, speed_reg);
+		dsaf_set_bit(value, DSAF_LED_DATA_B, data);
+
+		if (value != mac_cb->cpld_led_value) {
+			dsaf_write_syscon(mac_cb->cpld_ctrl,
+					  mac_cb->cpld_ctrl_reg, value);
+			mac_cb->cpld_led_value = value;
+		}
+	} else {
+		value = (mac_cb->cpld_led_value) & (0x1 << DSAF_LED_ANCHOR_B);
+		dsaf_write_syscon(mac_cb->cpld_ctrl,
+				  mac_cb->cpld_ctrl_reg, value);
+		mac_cb->cpld_led_value = value;
+	}
+}
+
+static void hns_cpld_set_led_acpi(struct hns_mac_cb *mac_cb, int link_status,
+				  u16 speed, int data)
+{
+	if (!mac_cb) {
+		pr_err("cpld_led_set mac_cb is null!\n");
+		return;
+	}
+
+	hns_dsaf_acpi_ledctrl_by_port(mac_cb, HNS_OP_LED_SET_FUNC,
+				      link_status, mac_cb->mac_id, data);
+}
+
+static void cpld_led_reset(struct hns_mac_cb *mac_cb)
+{
+	if (!mac_cb || !mac_cb->cpld_ctrl)
+		return;
+
+	dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg,
+			  CPLD_LED_DEFAULT_VALUE);
+	mac_cb->cpld_led_value = CPLD_LED_DEFAULT_VALUE;
+}
+
+static void cpld_led_reset_acpi(struct hns_mac_cb *mac_cb)
+{
+	if (!mac_cb) {
+		pr_err("cpld_led_reset mac_cb is null!\n");
+		return;
+	}
+
+	if (mac_cb->media_type != HNAE_MEDIA_TYPE_FIBER)
+		return;
+
+	hns_dsaf_acpi_ledctrl_by_port(mac_cb, HNS_OP_LED_SET_FUNC,
+				      0, mac_cb->mac_id, 0);
+}
+
+static int cpld_set_led_id(struct hns_mac_cb *mac_cb,
+			   enum hnae_led_state status)
+{
+	u32 val = 0;
+	int ret;
+
+	if (!mac_cb->cpld_ctrl)
+		return 0;
+
+	switch (status) {
+	case HNAE_LED_ACTIVE:
+		ret = dsaf_read_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg,
+				       &val);
+		if (ret)
+			return ret;
+
+		dsaf_set_bit(val, DSAF_LED_ANCHOR_B, CPLD_LED_ON_VALUE);
+		dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg,
+				  val);
+		mac_cb->cpld_led_value = val;
+		break;
+	case HNAE_LED_INACTIVE:
+		dsaf_set_bit(mac_cb->cpld_led_value, DSAF_LED_ANCHOR_B,
+			     CPLD_LED_DEFAULT_VALUE);
+		dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg,
+				  mac_cb->cpld_led_value);
+		break;
+	default:
+		dev_err(mac_cb->dev, "invalid led state: %d!", status);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int cpld_set_led_id_acpi(struct hns_mac_cb *mac_cb,
+				enum hnae_led_state status)
+{
+	switch (status) {
+	case HNAE_LED_ACTIVE:
+		hns_dsaf_acpi_locate_ledctrl_by_port(mac_cb,
+						     HNS_OP_LOCATE_LED_SET_FUNC,
+						     CPLD_LED_ON_VALUE,
+						     mac_cb->mac_id);
+		break;
+	case HNAE_LED_INACTIVE:
+		hns_dsaf_acpi_locate_ledctrl_by_port(mac_cb,
+						     HNS_OP_LOCATE_LED_SET_FUNC,
+						     CPLD_LED_DEFAULT_VALUE,
+						     mac_cb->mac_id);
+		break;
+	default:
+		dev_err(mac_cb->dev, "invalid led state: %d!", status);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+#define RESET_REQ_OR_DREQ 1
+
+static void hns_dsaf_acpi_srst_by_port(struct dsaf_device *dsaf_dev, u8 op_type,
+				       u32 port_type, u32 port, u32 val)
+{
+	union acpi_object *obj;
+	union acpi_object obj_args[3], argv4;
+
+	obj_args[0].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[0].integer.value = port_type;
+	obj_args[1].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[1].integer.value = port;
+	obj_args[2].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[2].integer.value = val;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 3;
+	argv4.package.elements = obj_args;
+
+	obj = acpi_evaluate_dsm(ACPI_HANDLE(dsaf_dev->dev),
+				&hns_dsaf_acpi_dsm_guid, 0, op_type, &argv4);
+	if (!obj) {
+		dev_warn(dsaf_dev->dev, "reset port_type%d port%d fail!",
+			 port_type, port);
+		return;
+	}
+
+	ACPI_FREE(obj);
+}
+
+static void hns_dsaf_rst(struct dsaf_device *dsaf_dev, bool dereset)
+{
+	u32 xbar_reg_addr;
+	u32 nt_reg_addr;
+
+	if (!dereset) {
+		xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_REQ_REG;
+		nt_reg_addr = DSAF_SUB_SC_NT_RESET_REQ_REG;
+	} else {
+		xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_DREQ_REG;
+		nt_reg_addr = DSAF_SUB_SC_NT_RESET_DREQ_REG;
+	}
+
+	dsaf_write_sub(dsaf_dev, xbar_reg_addr, RESET_REQ_OR_DREQ);
+	dsaf_write_sub(dsaf_dev, nt_reg_addr, RESET_REQ_OR_DREQ);
+}
+
+static void hns_dsaf_rst_acpi(struct dsaf_device *dsaf_dev, bool dereset)
+{
+	hns_dsaf_acpi_srst_by_port(dsaf_dev, HNS_OP_RESET_FUNC,
+				   HNS_DSAF_RESET_FUNC,
+				   0, dereset);
+}
+
+static void hns_dsaf_xge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port,
+				      bool dereset)
+{
+	u32 reg_val = 0;
+	u32 reg_addr;
+
+	if (port >= DSAF_XGE_NUM)
+		return;
+
+	reg_val |= RESET_REQ_OR_DREQ;
+	reg_val |= 0x2082082 << dsaf_dev->mac_cb[port]->port_rst_off;
+
+	if (!dereset)
+		reg_addr = DSAF_SUB_SC_XGE_RESET_REQ_REG;
+	else
+		reg_addr = DSAF_SUB_SC_XGE_RESET_DREQ_REG;
+
+	dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+}
+
+static void hns_dsaf_xge_srst_by_port_acpi(struct dsaf_device *dsaf_dev,
+					   u32 port, bool dereset)
+{
+	hns_dsaf_acpi_srst_by_port(dsaf_dev, HNS_OP_RESET_FUNC,
+				   HNS_XGE_RESET_FUNC, port, dereset);
+}
+
+static void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port,
+				     bool dereset)
+{
+	u32 reg_val_1;
+	u32 reg_val_2;
+	u32 port_rst_off;
+
+	if (port >= DSAF_GE_NUM)
+		return;
+
+	if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
+		/* DSAF_MAX_PORT_NUM is 6, but DSAF_GE_NUM is 8.
+		   We need check to prevent array overflow */
+		if (port >= DSAF_MAX_PORT_NUM)
+			return;
+		reg_val_1  = 0x1 << port;
+		port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off;
+		/* there is difference between V1 and V2 in register.*/
+		reg_val_2 = AE_IS_VER1(dsaf_dev->dsaf_ver) ?
+				0x1041041 : 0x2082082;
+		reg_val_2 <<= port_rst_off;
+
+		if (!dereset) {
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ1_REG,
+				       reg_val_1);
+
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ0_REG,
+				       reg_val_2);
+		} else {
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ0_REG,
+				       reg_val_2);
+
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ1_REG,
+				       reg_val_1);
+		}
+	} else {
+		reg_val_1 = 0x15540;
+		reg_val_2 = AE_IS_VER1(dsaf_dev->dsaf_ver) ? 0x100 : 0x40;
+
+		reg_val_1 <<= dsaf_dev->reset_offset;
+		reg_val_2 <<= dsaf_dev->reset_offset;
+
+		if (!dereset) {
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ1_REG,
+				       reg_val_1);
+
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_PPE_RESET_REQ_REG,
+				       reg_val_2);
+		} else {
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ1_REG,
+				       reg_val_1);
+
+			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_PPE_RESET_DREQ_REG,
+				       reg_val_2);
+		}
+	}
+}
+
+static void hns_dsaf_ge_srst_by_port_acpi(struct dsaf_device *dsaf_dev,
+					  u32 port, bool dereset)
+{
+	hns_dsaf_acpi_srst_by_port(dsaf_dev, HNS_OP_RESET_FUNC,
+				   HNS_GE_RESET_FUNC, port, dereset);
+}
+
+static void hns_ppe_srst_by_port(struct dsaf_device *dsaf_dev, u32 port,
+				 bool dereset)
+{
+	u32 reg_val = 0;
+	u32 reg_addr;
+
+	reg_val |= RESET_REQ_OR_DREQ <<	dsaf_dev->mac_cb[port]->port_rst_off;
+
+	if (!dereset)
+		reg_addr = DSAF_SUB_SC_PPE_RESET_REQ_REG;
+	else
+		reg_addr = DSAF_SUB_SC_PPE_RESET_DREQ_REG;
+
+	dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+}
+
+static void
+hns_ppe_srst_by_port_acpi(struct dsaf_device *dsaf_dev, u32 port, bool dereset)
+{
+	hns_dsaf_acpi_srst_by_port(dsaf_dev, HNS_OP_RESET_FUNC,
+				   HNS_PPE_RESET_FUNC, port, dereset);
+}
+
+static void hns_ppe_com_srst(struct dsaf_device *dsaf_dev, bool dereset)
+{
+	u32 reg_val;
+	u32 reg_addr;
+
+	if (!(dev_of_node(dsaf_dev->dev)))
+		return;
+
+	if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
+		reg_val = RESET_REQ_OR_DREQ;
+		if (!dereset)
+			reg_addr = DSAF_SUB_SC_RCB_PPE_COM_RESET_REQ_REG;
+		else
+			reg_addr = DSAF_SUB_SC_RCB_PPE_COM_RESET_DREQ_REG;
+
+	} else {
+		reg_val = 0x100 << dsaf_dev->reset_offset;
+
+		if (!dereset)
+			reg_addr = DSAF_SUB_SC_PPE_RESET_REQ_REG;
+		else
+			reg_addr = DSAF_SUB_SC_PPE_RESET_DREQ_REG;
+	}
+
+	dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+}
+
+/**
+ * hns_mac_get_phy_if - get phy ifterface form serdes mode
+ * @mac_cb: mac control block
+ * retuen phy interface
+ */
+static phy_interface_t hns_mac_get_phy_if(struct hns_mac_cb *mac_cb)
+{
+	u32 mode;
+	u32 reg;
+	bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver);
+	int mac_id = mac_cb->mac_id;
+	phy_interface_t phy_if;
+
+	if (is_ver1) {
+		if (HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev))
+			return PHY_INTERFACE_MODE_SGMII;
+
+		if (mac_id >= 0 && mac_id <= 3)
+			reg = HNS_MAC_HILINK4_REG;
+		else
+			reg = HNS_MAC_HILINK3_REG;
+	} else {
+		if (!HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev) && mac_id <= 3)
+			reg = HNS_MAC_HILINK4V2_REG;
+		else
+			reg = HNS_MAC_HILINK3V2_REG;
+	}
+
+	mode = dsaf_read_sub(mac_cb->dsaf_dev, reg);
+	if (dsaf_get_bit(mode, mac_cb->port_mode_off))
+		phy_if = PHY_INTERFACE_MODE_XGMII;
+	else
+		phy_if = PHY_INTERFACE_MODE_SGMII;
+
+	return phy_if;
+}
+
+static phy_interface_t hns_mac_get_phy_if_acpi(struct hns_mac_cb *mac_cb)
+{
+	phy_interface_t phy_if = PHY_INTERFACE_MODE_NA;
+	union acpi_object *obj;
+	union acpi_object obj_args, argv4;
+
+	obj_args.integer.type = ACPI_TYPE_INTEGER;
+	obj_args.integer.value = mac_cb->mac_id;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 1;
+	argv4.package.elements = &obj_args;
+
+	obj = acpi_evaluate_dsm_typed(ACPI_HANDLE(mac_cb->dev),
+				      &hns_dsaf_acpi_dsm_guid, 0,
+				      HNS_OP_GET_PORT_TYPE_FUNC, &argv4,
+				      ACPI_TYPE_INTEGER);
+	if (!obj)
+		return phy_if;
+
+	phy_if = obj->integer.value ?
+		PHY_INTERFACE_MODE_XGMII : PHY_INTERFACE_MODE_SGMII;
+
+	dev_dbg(mac_cb->dev, "mac_id=%d, phy_if=%d\n", mac_cb->mac_id, phy_if);
+
+	ACPI_FREE(obj);
+
+	return phy_if;
+}
+
+static int hns_mac_get_sfp_prsnt(struct hns_mac_cb *mac_cb, int *sfp_prsnt)
+{
+	u32 val = 0;
+	int ret;
+
+	if (!mac_cb->cpld_ctrl)
+		return -ENODEV;
+
+	ret = dsaf_read_syscon(mac_cb->cpld_ctrl,
+			       mac_cb->cpld_ctrl_reg + MAC_SFP_PORT_OFFSET,
+			       &val);
+	if (ret)
+		return ret;
+
+	*sfp_prsnt = !val;
+	return 0;
+}
+
+static int hns_mac_get_sfp_prsnt_acpi(struct hns_mac_cb *mac_cb, int *sfp_prsnt)
+{
+	union acpi_object *obj;
+	union acpi_object obj_args, argv4;
+
+	obj_args.integer.type = ACPI_TYPE_INTEGER;
+	obj_args.integer.value = mac_cb->mac_id;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 1;
+	argv4.package.elements = &obj_args;
+
+	obj = acpi_evaluate_dsm_typed(ACPI_HANDLE(mac_cb->dev),
+				      &hns_dsaf_acpi_dsm_guid, 0,
+				      HNS_OP_GET_SFP_STAT_FUNC, &argv4,
+				      ACPI_TYPE_INTEGER);
+	if (!obj)
+		return -ENODEV;
+
+	*sfp_prsnt = obj->integer.value;
+
+	ACPI_FREE(obj);
+
+	return 0;
+}
+
+/**
+ * hns_mac_config_sds_loopback - set loop back for serdes
+ * @mac_cb: mac control block
+ * @en: enable or disable
+ * return 0 == success
+ */
+static int hns_mac_config_sds_loopback(struct hns_mac_cb *mac_cb, bool en)
+{
+	const u8 lane_id[] = {
+		0,	/* mac 0 -> lane 0 */
+		1,	/* mac 1 -> lane 1 */
+		2,	/* mac 2 -> lane 2 */
+		3,	/* mac 3 -> lane 3 */
+		2,	/* mac 4 -> lane 2 */
+		3,	/* mac 5 -> lane 3 */
+		0,	/* mac 6 -> lane 0 */
+		1	/* mac 7 -> lane 1 */
+	};
+#define RX_CSR(lane, reg) ((0x4080 + (reg) * 0x0002 + (lane) * 0x0200) * 2)
+	u64 reg_offset = RX_CSR(lane_id[mac_cb->mac_id], 0);
+
+	int sfp_prsnt = 0;
+	int ret = hns_mac_get_sfp_prsnt(mac_cb, &sfp_prsnt);
+
+	if (!mac_cb->phy_dev) {
+		if (ret)
+			pr_info("please confirm sfp is present or not\n");
+		else
+			if (!sfp_prsnt)
+				pr_info("no sfp in this eth\n");
+	}
+
+	if (mac_cb->serdes_ctrl) {
+		u32 origin = 0;
+
+		if (!AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver)) {
+#define HILINK_ACCESS_SEL_CFG		0x40008
+			/* hilink4 & hilink3 use the same xge training and
+			 * xge u adaptor. There is a hilink access sel cfg
+			 * register to select which one to be configed
+			 */
+			if ((!HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev)) &&
+			    (mac_cb->mac_id <= 3))
+				dsaf_write_syscon(mac_cb->serdes_ctrl,
+						  HILINK_ACCESS_SEL_CFG, 0);
+			else
+				dsaf_write_syscon(mac_cb->serdes_ctrl,
+						  HILINK_ACCESS_SEL_CFG, 3);
+		}
+
+		ret = dsaf_read_syscon(mac_cb->serdes_ctrl, reg_offset,
+				       &origin);
+		if (ret)
+			return ret;
+
+		dsaf_set_field(origin, 1ull << 10, 10, en);
+		dsaf_write_syscon(mac_cb->serdes_ctrl, reg_offset, origin);
+	} else {
+		u8 __iomem *base_addr = mac_cb->serdes_vaddr +
+				(mac_cb->mac_id <= 3 ? 0x00280000 : 0x00200000);
+		dsaf_set_reg_field(base_addr, reg_offset, 1ull << 10, 10, en);
+	}
+
+	return 0;
+}
+
+static int
+hns_mac_config_sds_loopback_acpi(struct hns_mac_cb *mac_cb, bool en)
+{
+	union acpi_object *obj;
+	union acpi_object obj_args[3], argv4;
+
+	obj_args[0].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[0].integer.value = mac_cb->mac_id;
+	obj_args[1].integer.type = ACPI_TYPE_INTEGER;
+	obj_args[1].integer.value = en;
+
+	argv4.type = ACPI_TYPE_PACKAGE;
+	argv4.package.count = 2;
+	argv4.package.elements = obj_args;
+
+	obj = acpi_evaluate_dsm(ACPI_HANDLE(mac_cb->dsaf_dev->dev),
+				&hns_dsaf_acpi_dsm_guid, 0,
+				HNS_OP_SERDES_LP_FUNC, &argv4);
+	if (!obj) {
+		dev_warn(mac_cb->dsaf_dev->dev, "set port%d serdes lp fail!",
+			 mac_cb->mac_id);
+
+		return -ENOTSUPP;
+	}
+
+	ACPI_FREE(obj);
+
+	return 0;
+}
+
+struct dsaf_misc_op *hns_misc_op_get(struct dsaf_device *dsaf_dev)
+{
+	struct dsaf_misc_op *misc_op;
+
+	misc_op = devm_kzalloc(dsaf_dev->dev, sizeof(*misc_op), GFP_KERNEL);
+	if (!misc_op)
+		return NULL;
+
+	if (dev_of_node(dsaf_dev->dev)) {
+		misc_op->cpld_set_led = hns_cpld_set_led;
+		misc_op->cpld_reset_led = cpld_led_reset;
+		misc_op->cpld_set_led_id = cpld_set_led_id;
+
+		misc_op->dsaf_reset = hns_dsaf_rst;
+		misc_op->xge_srst = hns_dsaf_xge_srst_by_port;
+		misc_op->ge_srst = hns_dsaf_ge_srst_by_port;
+		misc_op->ppe_srst = hns_ppe_srst_by_port;
+		misc_op->ppe_comm_srst = hns_ppe_com_srst;
+
+		misc_op->get_phy_if = hns_mac_get_phy_if;
+		misc_op->get_sfp_prsnt = hns_mac_get_sfp_prsnt;
+
+		misc_op->cfg_serdes_loopback = hns_mac_config_sds_loopback;
+	} else if (is_acpi_node(dsaf_dev->dev->fwnode)) {
+		misc_op->cpld_set_led = hns_cpld_set_led_acpi;
+		misc_op->cpld_reset_led = cpld_led_reset_acpi;
+		misc_op->cpld_set_led_id = cpld_set_led_id_acpi;
+
+		misc_op->dsaf_reset = hns_dsaf_rst_acpi;
+		misc_op->xge_srst = hns_dsaf_xge_srst_by_port_acpi;
+		misc_op->ge_srst = hns_dsaf_ge_srst_by_port_acpi;
+		misc_op->ppe_srst = hns_ppe_srst_by_port_acpi;
+		misc_op->ppe_comm_srst = hns_ppe_com_srst;
+
+		misc_op->get_phy_if = hns_mac_get_phy_if_acpi;
+		misc_op->get_sfp_prsnt = hns_mac_get_sfp_prsnt_acpi;
+
+		misc_op->cfg_serdes_loopback = hns_mac_config_sds_loopback_acpi;
+	} else {
+		devm_kfree(dsaf_dev->dev, (void *)misc_op);
+		misc_op = NULL;
+	}
+
+	return (void *)misc_op;
+}
+
+struct
+platform_device *hns_dsaf_find_platform_device(struct fwnode_handle *fwnode)
+{
+	struct device *dev;
+
+	dev = bus_find_device_by_fwnode(&platform_bus_type, fwnode);
+	return dev ? to_platform_device(dev) : NULL;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.h

@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_DSAF_MISC_H
+#define _HNS_DSAF_MISC_H
+
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+
+#include "hns_dsaf_mac.h"
+
+#define CPLD_ADDR_PORT_OFFSET	0x4
+
+#define HS_LED_ON		0xE
+#define HS_LED_OFF		0xF
+
+#define CPLD_LED_ON_VALUE	1
+#define CPLD_LED_DEFAULT_VALUE	0
+
+#define MAC_SFP_PORT_OFFSET	0x2
+
+#define DSAF_LED_SPEED_S 0
+#define DSAF_LED_SPEED_M (0x3 << DSAF_LED_SPEED_S)
+
+#define DSAF_LED_LINK_B 2
+#define DSAF_LED_DATA_B 4
+#define DSAF_LED_ANCHOR_B 5
+
+struct dsaf_misc_op *hns_misc_op_get(struct dsaf_device *dsaf_dev);
+struct
+platform_device *hns_dsaf_find_platform_device(struct fwnode_handle *fwnode);
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c

@@ -0,0 +1,629 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
+
+#include "hns_dsaf_ppe.h"
+
+void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value)
+{
+	dsaf_set_dev_bit(ppe_cb, PPEV2_CFG_TSO_EN_REG, 0, !!value);
+}
+
+void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb,
+			 const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM])
+{
+	u32 key_item;
+
+	for (key_item = 0; key_item < HNS_PPEV2_RSS_KEY_NUM; key_item++)
+		dsaf_write_dev(ppe_cb, PPEV2_RSS_KEY_REG + key_item * 0x4,
+			       rss_key[key_item]);
+}
+
+void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb,
+			     const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE])
+{
+	int i;
+	int reg_value;
+
+	for (i = 0; i < (HNS_PPEV2_RSS_IND_TBL_SIZE / 4); i++) {
+		reg_value = dsaf_read_dev(ppe_cb,
+					  PPEV2_INDRECTION_TBL_REG + i * 0x4);
+
+		dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N0_M,
+			       PPEV2_CFG_RSS_TBL_4N0_S,
+			       rss_tab[i * 4 + 0] & 0x1F);
+		dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N1_M,
+			       PPEV2_CFG_RSS_TBL_4N1_S,
+				rss_tab[i * 4 + 1] & 0x1F);
+		dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N2_M,
+			       PPEV2_CFG_RSS_TBL_4N2_S,
+				rss_tab[i * 4 + 2] & 0x1F);
+		dsaf_set_field(reg_value, PPEV2_CFG_RSS_TBL_4N3_M,
+			       PPEV2_CFG_RSS_TBL_4N3_S,
+				rss_tab[i * 4 + 3] & 0x1F);
+		dsaf_write_dev(
+			ppe_cb, PPEV2_INDRECTION_TBL_REG + i * 0x4, reg_value);
+	}
+}
+
+static u8 __iomem *
+hns_ppe_common_get_ioaddr(struct ppe_common_cb *ppe_common)
+{
+	return ppe_common->dsaf_dev->ppe_base + PPE_COMMON_REG_OFFSET;
+}
+
+/**
+ * hns_ppe_common_get_cfg - get ppe common config
+ * @dsaf_dev: dasf device
+ * @comm_index: common index
+ * return 0 - success , negative --fail
+ */
+static int hns_ppe_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index)
+{
+	struct ppe_common_cb *ppe_common;
+	int ppe_num;
+
+	if (!HNS_DSAF_IS_DEBUG(dsaf_dev))
+		ppe_num = HNS_PPE_SERVICE_NW_ENGINE_NUM;
+	else
+		ppe_num = HNS_PPE_DEBUG_NW_ENGINE_NUM;
+
+	ppe_common = devm_kzalloc(dsaf_dev->dev,
+				  struct_size(ppe_common, ppe_cb, ppe_num),
+				  GFP_KERNEL);
+	if (!ppe_common)
+		return -ENOMEM;
+
+	ppe_common->ppe_num = ppe_num;
+	ppe_common->dsaf_dev = dsaf_dev;
+	ppe_common->comm_index = comm_index;
+	if (!HNS_DSAF_IS_DEBUG(dsaf_dev))
+		ppe_common->ppe_mode = PPE_COMMON_MODE_SERVICE;
+	else
+		ppe_common->ppe_mode = PPE_COMMON_MODE_DEBUG;
+	ppe_common->dev = dsaf_dev->dev;
+
+	ppe_common->io_base = hns_ppe_common_get_ioaddr(ppe_common);
+
+	dsaf_dev->ppe_common[comm_index] = ppe_common;
+
+	return 0;
+}
+
+static void
+hns_ppe_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index)
+{
+	dsaf_dev->ppe_common[comm_index] = NULL;
+}
+
+static u8 __iomem *hns_ppe_get_iobase(struct ppe_common_cb *ppe_common,
+				      int ppe_idx)
+{
+	return ppe_common->dsaf_dev->ppe_base + ppe_idx * PPE_REG_OFFSET;
+}
+
+static void hns_ppe_get_cfg(struct ppe_common_cb *ppe_common)
+{
+	u32 i;
+	struct hns_ppe_cb *ppe_cb;
+	u32 ppe_num = ppe_common->ppe_num;
+
+	for (i = 0; i < ppe_num; i++) {
+		ppe_cb = &ppe_common->ppe_cb[i];
+		ppe_cb->dev = ppe_common->dev;
+		ppe_cb->next = NULL;
+		ppe_cb->ppe_common_cb = ppe_common;
+		ppe_cb->index = i;
+		ppe_cb->io_base = hns_ppe_get_iobase(ppe_common, i);
+		ppe_cb->virq = 0;
+	}
+}
+
+static void hns_ppe_cnt_clr_ce(struct hns_ppe_cb *ppe_cb)
+{
+	dsaf_set_dev_bit(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG,
+			 PPE_CNT_CLR_CE_B, 1);
+}
+
+static void hns_ppe_set_vlan_strip(struct hns_ppe_cb *ppe_cb, int en)
+{
+	dsaf_write_dev(ppe_cb, PPEV2_VLAN_STRIP_EN_REG, en);
+}
+
+/**
+ * hns_ppe_checksum_hw - set ppe checksum caculate
+ * @ppe_cb: ppe device
+ * @value: value
+ */
+static void hns_ppe_checksum_hw(struct hns_ppe_cb *ppe_cb, u32 value)
+{
+	dsaf_set_dev_field(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG,
+			   0xfffffff, 0, value);
+}
+
+static void hns_ppe_set_qid_mode(struct ppe_common_cb *ppe_common,
+				 enum ppe_qid_mode qid_mdoe)
+{
+	dsaf_set_dev_field(ppe_common, PPE_COM_CFG_QID_MODE_REG,
+			   PPE_CFG_QID_MODE_CF_QID_MODE_M,
+			   PPE_CFG_QID_MODE_CF_QID_MODE_S, qid_mdoe);
+}
+
+/**
+ * hns_ppe_set_qid - set ppe qid
+ * @ppe_common: ppe common device
+ * @qid: queue id
+ */
+static void hns_ppe_set_qid(struct ppe_common_cb *ppe_common, u32 qid)
+{
+	u32 qid_mod = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG);
+
+	if (!dsaf_get_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M,
+			    PPE_CFG_QID_MODE_DEF_QID_S)) {
+		dsaf_set_field(qid_mod, PPE_CFG_QID_MODE_DEF_QID_M,
+			       PPE_CFG_QID_MODE_DEF_QID_S, qid);
+		dsaf_write_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG, qid_mod);
+	}
+}
+
+/**
+ * hns_ppe_set_port_mode - set port mode
+ * @ppe_cb: ppe device
+ * @mode: port mode
+ */
+static void hns_ppe_set_port_mode(struct hns_ppe_cb *ppe_cb,
+				  enum ppe_port_mode mode)
+{
+	dsaf_write_dev(ppe_cb, PPE_CFG_XGE_MODE_REG, mode);
+}
+
+/**
+ * hns_ppe_common_init_hw - init ppe common device
+ * @ppe_common: ppe common device
+ *
+ * Return 0 on success, negative on failure
+ */
+static int hns_ppe_common_init_hw(struct ppe_common_cb *ppe_common)
+{
+	enum ppe_qid_mode qid_mode;
+	struct dsaf_device *dsaf_dev = ppe_common->dsaf_dev;
+	enum dsaf_mode dsaf_mode = dsaf_dev->dsaf_mode;
+
+	dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 0);
+	msleep(100);
+	dsaf_dev->misc_op->ppe_comm_srst(dsaf_dev, 1);
+	msleep(100);
+
+	if (ppe_common->ppe_mode == PPE_COMMON_MODE_SERVICE) {
+		switch (dsaf_mode) {
+		case DSAF_MODE_ENABLE_FIX:
+		case DSAF_MODE_DISABLE_FIX:
+			qid_mode = PPE_QID_MODE0;
+			hns_ppe_set_qid(ppe_common, 0);
+			break;
+		case DSAF_MODE_ENABLE_0VM:
+		case DSAF_MODE_DISABLE_2PORT_64VM:
+			qid_mode = PPE_QID_MODE3;
+			break;
+		case DSAF_MODE_ENABLE_8VM:
+		case DSAF_MODE_DISABLE_2PORT_16VM:
+			qid_mode = PPE_QID_MODE4;
+			break;
+		case DSAF_MODE_ENABLE_16VM:
+		case DSAF_MODE_DISABLE_6PORT_0VM:
+			qid_mode = PPE_QID_MODE5;
+			break;
+		case DSAF_MODE_ENABLE_32VM:
+		case DSAF_MODE_DISABLE_6PORT_16VM:
+			qid_mode = PPE_QID_MODE2;
+			break;
+		case DSAF_MODE_ENABLE_128VM:
+		case DSAF_MODE_DISABLE_6PORT_4VM:
+			qid_mode = PPE_QID_MODE1;
+			break;
+		case DSAF_MODE_DISABLE_2PORT_8VM:
+			qid_mode = PPE_QID_MODE7;
+			break;
+		case DSAF_MODE_DISABLE_6PORT_2VM:
+			qid_mode = PPE_QID_MODE6;
+			break;
+		default:
+			dev_err(ppe_common->dev,
+				"get ppe queue mode failed! dsaf_mode=%d\n",
+				dsaf_mode);
+			return -EINVAL;
+		}
+		hns_ppe_set_qid_mode(ppe_common, qid_mode);
+	}
+
+	dsaf_set_dev_bit(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG,
+			 PPE_COMMON_CNT_CLR_CE_B, 1);
+
+	return 0;
+}
+
+/*clr ppe exception irq*/
+static void hns_ppe_exc_irq_en(struct hns_ppe_cb *ppe_cb, int en)
+{
+	u32 clr_vlue = 0xfffffffful;
+	u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/
+	u32 vld_msk = 0;
+
+	/*only care bit 0,1,7*/
+	dsaf_set_bit(vld_msk, 0, 1);
+	dsaf_set_bit(vld_msk, 1, 1);
+	dsaf_set_bit(vld_msk, 7, 1);
+
+	/*clr sts**/
+	dsaf_write_dev(ppe_cb, PPE_RINT_REG, clr_vlue);
+
+	/*for some reserved bits, so set 0**/
+	dsaf_write_dev(ppe_cb, PPE_INTEN_REG, msk_vlue & vld_msk);
+}
+
+int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb)
+{
+	int wait_cnt;
+	u32 val;
+
+	wait_cnt = 0;
+	while (wait_cnt++ < HNS_MAX_WAIT_CNT) {
+		val = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG) & 0x3ffU;
+		if (!val)
+			break;
+
+		usleep_range(100, 200);
+	}
+
+	if (wait_cnt >= HNS_MAX_WAIT_CNT) {
+		dev_err(ppe_cb->dev, "hns ppe tx fifo clean wait timeout, still has %u pkt.\n",
+			val);
+		return -EBUSY;
+	}
+
+	return 0;
+}
+
+/**
+ * hns_ppe_init_hw - init ppe
+ * @ppe_cb: ppe device
+ */
+static void hns_ppe_init_hw(struct hns_ppe_cb *ppe_cb)
+{
+	struct ppe_common_cb *ppe_common_cb = ppe_cb->ppe_common_cb;
+	u32 port = ppe_cb->index;
+	struct dsaf_device *dsaf_dev = ppe_common_cb->dsaf_dev;
+	int i;
+
+	/* get default RSS key */
+	netdev_rss_key_fill(ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
+
+	dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0);
+	mdelay(10);
+	dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 1);
+
+	/* clr and msk except irq*/
+	hns_ppe_exc_irq_en(ppe_cb, 0);
+
+	if (ppe_common_cb->ppe_mode == PPE_COMMON_MODE_DEBUG) {
+		hns_ppe_set_port_mode(ppe_cb, PPE_MODE_GE);
+		dsaf_write_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG, 0);
+	} else {
+		hns_ppe_set_port_mode(ppe_cb, PPE_MODE_XGE);
+	}
+
+	hns_ppe_checksum_hw(ppe_cb, 0xffffffff);
+	hns_ppe_cnt_clr_ce(ppe_cb);
+
+	if (!AE_IS_VER1(dsaf_dev->dsaf_ver)) {
+		hns_ppe_set_vlan_strip(ppe_cb, 0);
+
+		dsaf_write_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG,
+			       HNS_PPEV2_MAX_FRAME_LEN);
+
+		/* set default RSS key in h/w */
+		hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key);
+
+		/* Set default indrection table in h/w */
+		for (i = 0; i < HNS_PPEV2_RSS_IND_TBL_SIZE; i++)
+			ppe_cb->rss_indir_table[i] = i;
+		hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
+	}
+}
+
+/**
+ * hns_ppe_uninit_hw - uninit ppe
+ * @ppe_cb: ppe device
+ */
+static void hns_ppe_uninit_hw(struct hns_ppe_cb *ppe_cb)
+{
+	u32 port;
+
+	if (ppe_cb->ppe_common_cb) {
+		struct dsaf_device *dsaf_dev = ppe_cb->ppe_common_cb->dsaf_dev;
+
+		port = ppe_cb->index;
+		dsaf_dev->misc_op->ppe_srst(dsaf_dev, port, 0);
+	}
+}
+
+static void hns_ppe_uninit_ex(struct ppe_common_cb *ppe_common)
+{
+	u32 i;
+
+	for (i = 0; i < ppe_common->ppe_num; i++) {
+		if (ppe_common->dsaf_dev->mac_cb[i])
+			hns_ppe_uninit_hw(&ppe_common->ppe_cb[i]);
+		memset(&ppe_common->ppe_cb[i], 0, sizeof(struct hns_ppe_cb));
+	}
+}
+
+void hns_ppe_uninit(struct dsaf_device *dsaf_dev)
+{
+	u32 i;
+
+	for (i = 0; i < HNS_PPE_COM_NUM; i++) {
+		if (dsaf_dev->ppe_common[i])
+			hns_ppe_uninit_ex(dsaf_dev->ppe_common[i]);
+		hns_rcb_common_free_cfg(dsaf_dev, i);
+		hns_ppe_common_free_cfg(dsaf_dev, i);
+	}
+}
+
+/**
+ * hns_ppe_reset_common - reinit ppe/rcb hw
+ * @dsaf_dev: dasf device
+ * @ppe_common_index: the index
+ * return void
+ */
+void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index)
+{
+	u32 i;
+	int ret;
+	struct ppe_common_cb *ppe_common;
+
+	ppe_common = dsaf_dev->ppe_common[ppe_common_index];
+	ret = hns_ppe_common_init_hw(ppe_common);
+	if (ret)
+		return;
+
+	for (i = 0; i < ppe_common->ppe_num; i++) {
+		/* We only need to initiate ppe when the port exists */
+		if (dsaf_dev->mac_cb[i])
+			hns_ppe_init_hw(&ppe_common->ppe_cb[i]);
+	}
+
+	ret = hns_rcb_common_init_hw(dsaf_dev->rcb_common[ppe_common_index]);
+	if (ret)
+		return;
+
+	hns_rcb_common_init_commit_hw(dsaf_dev->rcb_common[ppe_common_index]);
+}
+
+void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb)
+{
+	struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats;
+
+	hw_stats->rx_pkts_from_sw
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG);
+	hw_stats->rx_pkts
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG);
+	hw_stats->rx_drop_no_bd
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG);
+	hw_stats->rx_alloc_buf_fail
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG);
+	hw_stats->rx_alloc_buf_wait
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG);
+	hw_stats->rx_drop_no_buf
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG);
+	hw_stats->rx_err_fifo_full
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG);
+
+	hw_stats->tx_bd_form_rcb
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG);
+	hw_stats->tx_pkts_from_rcb
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG);
+	hw_stats->tx_pkts
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG);
+	hw_stats->tx_err_fifo_empty
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG);
+	hw_stats->tx_err_checksum
+		+= dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG);
+}
+
+int hns_ppe_get_sset_count(int stringset)
+{
+	if (stringset == ETH_SS_STATS)
+		return ETH_PPE_STATIC_NUM;
+	return 0;
+}
+
+int hns_ppe_get_regs_count(void)
+{
+	return ETH_PPE_DUMP_NUM;
+}
+
+/**
+ * hns_ppe_get_strings - get ppe srting
+ * @ppe_cb: ppe device
+ * @stringset: string set type
+ * @data: output string
+ */
+void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 **data)
+{
+	int index = ppe_cb->index;
+
+	ethtool_sprintf(data, "ppe%d_rx_sw_pkt", index);
+	ethtool_sprintf(data, "ppe%d_rx_pkt_ok", index);
+	ethtool_sprintf(data, "ppe%d_rx_drop_pkt_no_bd", index);
+	ethtool_sprintf(data, "ppe%d_rx_alloc_buf_fail", index);
+	ethtool_sprintf(data, "ppe%d_rx_alloc_buf_wait", index);
+	ethtool_sprintf(data, "ppe%d_rx_pkt_drop_no_buf", index);
+	ethtool_sprintf(data, "ppe%d_rx_pkt_err_fifo_full", index);
+
+	ethtool_sprintf(data, "ppe%d_tx_bd", index);
+	ethtool_sprintf(data, "ppe%d_tx_pkt", index);
+	ethtool_sprintf(data, "ppe%d_tx_pkt_ok", index);
+	ethtool_sprintf(data, "ppe%d_tx_pkt_err_fifo_empty", index);
+	ethtool_sprintf(data, "ppe%d_tx_pkt_err_csum_fail", index);
+}
+
+void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data)
+{
+	u64 *regs_buff = data;
+	struct hns_ppe_hw_stats *hw_stats = &ppe_cb->hw_stats;
+
+	regs_buff[0] = hw_stats->rx_pkts_from_sw;
+	regs_buff[1] = hw_stats->rx_pkts;
+	regs_buff[2] = hw_stats->rx_drop_no_bd;
+	regs_buff[3] = hw_stats->rx_alloc_buf_fail;
+	regs_buff[4] = hw_stats->rx_alloc_buf_wait;
+	regs_buff[5] = hw_stats->rx_drop_no_buf;
+	regs_buff[6] = hw_stats->rx_err_fifo_full;
+
+	regs_buff[7] = hw_stats->tx_bd_form_rcb;
+	regs_buff[8] = hw_stats->tx_pkts_from_rcb;
+	regs_buff[9] = hw_stats->tx_pkts;
+	regs_buff[10] = hw_stats->tx_err_fifo_empty;
+	regs_buff[11] = hw_stats->tx_err_checksum;
+}
+
+/**
+ * hns_ppe_init - init ppe device
+ * @dsaf_dev: dasf device
+ * return 0 - success , negative --fail
+ */
+int hns_ppe_init(struct dsaf_device *dsaf_dev)
+{
+	int ret;
+	int i;
+
+	for (i = 0; i < HNS_PPE_COM_NUM; i++) {
+		ret = hns_ppe_common_get_cfg(dsaf_dev, i);
+		if (ret)
+			goto get_cfg_fail;
+
+		ret = hns_rcb_common_get_cfg(dsaf_dev, i);
+		if (ret)
+			goto get_cfg_fail;
+
+		hns_ppe_get_cfg(dsaf_dev->ppe_common[i]);
+
+		ret = hns_rcb_get_cfg(dsaf_dev->rcb_common[i]);
+		if (ret)
+			goto get_cfg_fail;
+	}
+
+	for (i = 0; i < HNS_PPE_COM_NUM; i++)
+		hns_ppe_reset_common(dsaf_dev, i);
+
+	return 0;
+
+get_cfg_fail:
+	for (i = 0; i < HNS_PPE_COM_NUM; i++) {
+		hns_rcb_common_free_cfg(dsaf_dev, i);
+		hns_ppe_common_free_cfg(dsaf_dev, i);
+	}
+
+	return ret;
+}
+
+void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data)
+{
+	struct ppe_common_cb *ppe_common = ppe_cb->ppe_common_cb;
+	u32 *regs = data;
+	u32 i;
+	u32 offset;
+
+	/* ppe common registers */
+	regs[0] = dsaf_read_dev(ppe_common, PPE_COM_CFG_QID_MODE_REG);
+	regs[1] = dsaf_read_dev(ppe_common, PPE_COM_INTEN_REG);
+	regs[2] = dsaf_read_dev(ppe_common, PPE_COM_RINT_REG);
+	regs[3] = dsaf_read_dev(ppe_common, PPE_COM_INTSTS_REG);
+	regs[4] = dsaf_read_dev(ppe_common, PPE_COM_COMMON_CNT_CLR_CE_REG);
+
+	for (i = 0; i < DSAF_TOTAL_QUEUE_NUM; i++) {
+		offset = PPE_COM_HIS_RX_PKT_QID_DROP_CNT_REG + 0x4 * i;
+		regs[5 + i] = dsaf_read_dev(ppe_common, offset);
+		offset = PPE_COM_HIS_RX_PKT_QID_OK_CNT_REG + 0x4 * i;
+		regs[5 + i + DSAF_TOTAL_QUEUE_NUM]
+				= dsaf_read_dev(ppe_common, offset);
+		offset = PPE_COM_HIS_TX_PKT_QID_ERR_CNT_REG + 0x4 * i;
+		regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 2]
+				= dsaf_read_dev(ppe_common, offset);
+		offset = PPE_COM_HIS_TX_PKT_QID_OK_CNT_REG + 0x4 * i;
+		regs[5 + i + DSAF_TOTAL_QUEUE_NUM * 3]
+				= dsaf_read_dev(ppe_common, offset);
+	}
+
+	/* mark end of ppe regs */
+	for (i = 521; i < 524; i++)
+		regs[i] = 0xeeeeeeee;
+
+	/* ppe channel registers */
+	regs[525] = dsaf_read_dev(ppe_cb, PPE_CFG_TX_FIFO_THRSLD_REG);
+	regs[526] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_THRSLD_REG);
+	regs[527] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_PAUSE_THRSLD_REG);
+	regs[528] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_FIFO_SW_BP_THRSLD_REG);
+	regs[529] = dsaf_read_dev(ppe_cb, PPE_CFG_PAUSE_IDLE_CNT_REG);
+	regs[530] = dsaf_read_dev(ppe_cb, PPE_CFG_BUS_CTRL_REG);
+	regs[531] = dsaf_read_dev(ppe_cb, PPE_CFG_TNL_TO_BE_RST_REG);
+	regs[532] = dsaf_read_dev(ppe_cb, PPE_CURR_TNL_CAN_RST_REG);
+
+	regs[533] = dsaf_read_dev(ppe_cb, PPE_CFG_XGE_MODE_REG);
+	regs[534] = dsaf_read_dev(ppe_cb, PPE_CFG_MAX_FRAME_LEN_REG);
+	regs[535] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_MODE_REG);
+	regs[536] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_VLAN_TAG_REG);
+	regs[537] = dsaf_read_dev(ppe_cb, PPE_CFG_TAG_GEN_REG);
+	regs[538] = dsaf_read_dev(ppe_cb, PPE_CFG_PARSE_TAG_REG);
+	regs[539] = dsaf_read_dev(ppe_cb, PPE_CFG_PRO_CHECK_EN_REG);
+
+	regs[540] = dsaf_read_dev(ppe_cb, PPE_INTEN_REG);
+	regs[541] = dsaf_read_dev(ppe_cb, PPE_RINT_REG);
+	regs[542] = dsaf_read_dev(ppe_cb, PPE_INTSTS_REG);
+	regs[543] = dsaf_read_dev(ppe_cb, PPE_CFG_RX_PKT_INT_REG);
+
+	regs[544] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME0_REG);
+	regs[545] = dsaf_read_dev(ppe_cb, PPE_CFG_HEAT_DECT_TIME1_REG);
+
+	/* ppe static */
+	regs[546] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_SW_PKT_CNT_REG);
+	regs[547] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_WR_BD_OK_PKT_CNT_REG);
+	regs[548] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_NO_BUF_CNT_REG);
+	regs[549] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_BD_CNT_REG);
+	regs[550] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CNT_REG);
+	regs[551] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_OK_CNT_REG);
+	regs[552] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_EPT_CNT_REG);
+	regs[553] = dsaf_read_dev(ppe_cb, PPE_HIS_TX_PKT_CS_FAIL_CNT_REG);
+	regs[554] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_FAIL_CNT_REG);
+	regs[555] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_APP_BUF_WAIT_CNT_REG);
+	regs[556] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_FUL_CNT_REG);
+	regs[557] = dsaf_read_dev(ppe_cb, PPE_HIS_RX_PKT_DROP_PRT_CNT_REG);
+
+	regs[558] = dsaf_read_dev(ppe_cb, PPE_TNL_0_5_CNT_CLR_CE_REG);
+	regs[559] = dsaf_read_dev(ppe_cb, PPE_CFG_AXI_DBG_REG);
+	regs[560] = dsaf_read_dev(ppe_cb, PPE_HIS_PRO_ERR_REG);
+	regs[561] = dsaf_read_dev(ppe_cb, PPE_HIS_TNL_FIFO_ERR_REG);
+	regs[562] = dsaf_read_dev(ppe_cb, PPE_CURR_CFF_DATA_NUM_REG);
+	regs[563] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_ST_REG);
+	regs[564] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_ST_REG);
+	regs[565] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO0_REG);
+	regs[566] = dsaf_read_dev(ppe_cb, PPE_CURR_RX_FIFO1_REG);
+	regs[567] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO0_REG);
+	regs[568] = dsaf_read_dev(ppe_cb, PPE_CURR_TX_FIFO1_REG);
+	regs[569] = dsaf_read_dev(ppe_cb, PPE_ECO0_REG);
+	regs[570] = dsaf_read_dev(ppe_cb, PPE_ECO1_REG);
+	regs[571] = dsaf_read_dev(ppe_cb, PPE_ECO2_REG);
+
+	/* mark end of ppe regs */
+	for (i = 572; i < 576; i++)
+		regs[i] = 0xeeeeeeee;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.h

@@ -0,0 +1,119 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_DSAF_PPE_H
+#define _HNS_DSAF_PPE_H
+
+#include <linux/platform_device.h>
+
+#include "hns_dsaf_main.h"
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_rcb.h"
+
+#define HNS_PPE_SERVICE_NW_ENGINE_NUM DSAF_COMM_CHN
+#define HNS_PPE_DEBUG_NW_ENGINE_NUM 1
+#define HNS_PPE_COM_NUM DSAF_COMM_DEV_NUM
+
+#define PPE_COMMON_REG_OFFSET 0x70000
+#define PPE_REG_OFFSET 0x10000
+
+#define ETH_PPE_DUMP_NUM 576
+#define ETH_PPE_STATIC_NUM 12
+
+#define HNS_PPEV2_RSS_IND_TBL_SIZE 256
+#define HNS_PPEV2_RSS_KEY_SIZE 40 /* in bytes or 320 bits */
+#define HNS_PPEV2_RSS_KEY_NUM (HNS_PPEV2_RSS_KEY_SIZE / sizeof(u32))
+
+#define HNS_PPEV2_MAX_FRAME_LEN 0X980
+
+enum ppe_qid_mode {
+	PPE_QID_MODE0 = 0, /* fixed queue id mode */
+	PPE_QID_MODE1,	   /* switch:128VM non switch:6Port/4VM/4TC */
+	PPE_QID_MODE2,	   /* switch:32VM/4TC non switch:6Port/16VM */
+	PPE_QID_MODE3,	   /* switch:4TC/8RSS non switch:2Port/64VM */
+	PPE_QID_MODE4,	   /* switch:8VM/16RSS non switch:2Port/16VM/4TC */
+	PPE_QID_MODE5,	   /* switch:16VM/8TC non switch:6Port/16RSS */
+	PPE_QID_MODE6,	   /* switch:32VM/4RSS non switch:6Port/2VM/8TC */
+	PPE_QID_MODE7,	   /* switch:32RSS non switch:2Port/8VM/8TC */
+	PPE_QID_MODE8,	   /* switch:6VM/4TC/4RSS non switch:2Port/16VM/4RSS */
+	PPE_QID_MODE9,	   /* non switch:2Port/32VM/2RSS */
+	PPE_QID_MODE10,	   /* non switch:2Port/32RSS */
+	PPE_QID_MODE11,	   /* non switch:2Port/4TC/16RSS */
+};
+
+enum ppe_port_mode {
+	PPE_MODE_GE = 0,
+	PPE_MODE_XGE,
+};
+
+enum ppe_common_mode {
+	PPE_COMMON_MODE_DEBUG = 0,
+	PPE_COMMON_MODE_SERVICE,
+	PPE_COMMON_MODE_MAX
+};
+
+struct hns_ppe_hw_stats {
+	u64 rx_pkts_from_sw;
+	u64 rx_pkts;
+	u64 rx_drop_no_bd;
+	u64 rx_alloc_buf_fail;
+	u64 rx_alloc_buf_wait;
+	u64 rx_drop_no_buf;
+	u64 rx_err_fifo_full;
+	u64 tx_bd_form_rcb;
+	u64 tx_pkts_from_rcb;
+	u64 tx_pkts;
+	u64 tx_err_fifo_empty;
+	u64 tx_err_checksum;
+};
+
+struct hns_ppe_cb {
+	struct device *dev;
+	struct hns_ppe_cb *next;	/* pointer to next ppe device */
+	struct ppe_common_cb *ppe_common_cb; /* belong to */
+	struct hns_ppe_hw_stats hw_stats;
+
+	u8 index;	/* index in a ppe common device */
+	u8 __iomem *io_base;
+	int virq;
+	u32 rss_indir_table[HNS_PPEV2_RSS_IND_TBL_SIZE]; /*shadow indir tab */
+	u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]; /* rss hash key */
+};
+
+struct ppe_common_cb {
+	struct device *dev;
+	struct dsaf_device *dsaf_dev;
+	u8 __iomem *io_base;
+
+	enum ppe_common_mode ppe_mode;
+
+	u8 comm_index;   /*ppe_common index*/
+
+	u32 ppe_num;
+	struct hns_ppe_cb ppe_cb[] __counted_by(ppe_num);
+
+};
+
+int hns_ppe_wait_tx_fifo_clean(struct hns_ppe_cb *ppe_cb);
+int hns_ppe_init(struct dsaf_device *dsaf_dev);
+
+void hns_ppe_uninit(struct dsaf_device *dsaf_dev);
+
+void hns_ppe_reset_common(struct dsaf_device *dsaf_dev, u8 ppe_common_index);
+
+void hns_ppe_update_stats(struct hns_ppe_cb *ppe_cb);
+
+int hns_ppe_get_sset_count(int stringset);
+int hns_ppe_get_regs_count(void);
+void hns_ppe_get_regs(struct hns_ppe_cb *ppe_cb, void *data);
+
+void hns_ppe_get_strings(struct hns_ppe_cb *ppe_cb, int stringset, u8 **data);
+void hns_ppe_get_stats(struct hns_ppe_cb *ppe_cb, u64 *data);
+void hns_ppe_set_tso_enable(struct hns_ppe_cb *ppe_cb, u32 value);
+void hns_ppe_set_rss_key(struct hns_ppe_cb *ppe_cb,
+			 const u32 rss_key[HNS_PPEV2_RSS_KEY_NUM]);
+void hns_ppe_set_indir_table(struct hns_ppe_cb *ppe_cb,
+			     const u32 rss_tab[HNS_PPEV2_RSS_IND_TBL_SIZE]);
+#endif /* _HNS_DSAF_PPE_H */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h

@@ -0,0 +1,163 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_DSAF_RCB_H
+#define _HNS_DSAF_RCB_H
+
+#include <linux/netdevice.h>
+#include <linux/platform_device.h>
+
+#include "hnae.h"
+#include "hns_dsaf_main.h"
+
+struct rcb_common_cb;
+
+#define HNS_RCB_IRQ_NUM_PER_QUEUE		2
+#define HNS_RCB_IRQ_IDX_TX			0
+#define HNS_RCB_IRQ_IDX_RX			1
+#define HNS_RCB_TX_REG_OFFSET			0x40
+
+#define HNS_RCB_SERVICE_NW_ENGINE_NUM		DSAF_COMM_CHN
+#define HNS_RCB_DEBUG_NW_ENGINE_NUM		1
+#define HNS_RCB_RING_MAX_BD_PER_PKT		3
+#define HNS_RCB_RING_MAX_TXBD_PER_PKT		3
+#define HNS_RCBV2_RING_MAX_TXBD_PER_PKT		8
+#define HNS_RCB_MAX_PKT_SIZE MAC_MAX_MTU
+
+#define HNS_RCB_RING_MAX_PENDING_BD		1024
+#define HNS_RCB_RING_MIN_PENDING_BD		16
+
+#define HNS_RCB_REG_OFFSET			0x10000
+
+#define HNS_RCB_TX_FRAMES_LOW		1
+#define HNS_RCB_RX_FRAMES_LOW		1
+#define HNS_RCB_TX_FRAMES_HIGH		1023
+#define HNS_RCB_RX_FRAMES_HIGH		1023
+#define HNS_RCB_TX_USECS_LOW		1
+#define HNS_RCB_RX_USECS_LOW		1
+#define HNS_RCB_TX_USECS_HIGH		1023
+#define HNS_RCB_RX_USECS_HIGH		1023
+#define HNS_RCB_MAX_COALESCED_FRAMES		1023
+#define HNS_RCB_MIN_COALESCED_FRAMES		1
+#define HNS_RCB_DEF_RX_COALESCED_FRAMES		50
+#define HNS_RCB_DEF_TX_COALESCED_FRAMES		1
+#define HNS_RCB_CLK_FREQ_MHZ			350
+#define HNS_RCB_MAX_COALESCED_USECS		0x3ff
+#define HNS_RCB_DEF_COALESCED_USECS		30
+#define HNS_RCB_DEF_GAP_TIME_USECS		20
+#define HNS_RCB_TX_PKTLINE_OFFSET		8
+
+#define HNS_RCB_COMMON_ENDIAN			1
+
+#define HNS_BD_SIZE_512_TYPE			0
+#define HNS_BD_SIZE_1024_TYPE			1
+#define HNS_BD_SIZE_2048_TYPE			2
+#define HNS_BD_SIZE_4096_TYPE			3
+
+#define HNS_RCB_COMMON_DUMP_REG_NUM 80
+#define HNS_RCB_RING_DUMP_REG_NUM 40
+#define HNS_RING_STATIC_REG_NUM 28
+
+#define HNS_DUMP_REG_NUM			500
+#define HNS_STATIC_REG_NUM			12
+
+#define HNS_TSO_MODE_8BD_32K			1
+#define HNS_TSO_MDOE_4BD_16K			0
+
+enum rcb_int_flag {
+	RCB_INT_FLAG_TX = 0x1,
+	RCB_INT_FLAG_RX = (0x1 << 1),
+	RCB_INT_FLAG_MAX = (0x1 << 2),	/*must be the last element */
+};
+
+struct hns_ring_hw_stats {
+	u64 tx_pkts;
+	u64 ppe_tx_ok_pkts;
+	u64 ppe_tx_drop_pkts;
+	u64 rx_pkts;
+	u64 ppe_rx_ok_pkts;
+	u64 ppe_rx_drop_pkts;
+};
+
+struct ring_pair_cb {
+	struct rcb_common_cb *rcb_common;	/*  ring belongs to */
+	struct device *dev;	/*device for DMA mapping */
+	struct hnae_queue q;
+
+	u16 index;	/* global index in a rcb common device */
+	u16 buf_size;
+
+	int virq[HNS_RCB_IRQ_NUM_PER_QUEUE];
+
+	u8 port_id_in_comm;
+	u8 used_by_vf;
+
+	struct hns_ring_hw_stats hw_stats;
+};
+
+struct rcb_common_cb {
+	u8 __iomem *io_base;
+	phys_addr_t phy_base;
+	struct dsaf_device *dsaf_dev;
+	u16 max_vfn;
+	u16 max_q_per_vf;
+
+	u8 comm_index;
+	u32 ring_num;
+	u32 desc_num; /*  desc num per queue*/
+
+	struct ring_pair_cb ring_pair_cb[] __counted_by(ring_num);
+};
+
+int hns_rcb_buf_size2type(u32 buf_size);
+
+int hns_rcb_common_get_cfg(struct dsaf_device *dsaf_dev, int comm_index);
+void hns_rcb_common_free_cfg(struct dsaf_device *dsaf_dev, u32 comm_index);
+int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common);
+int hns_rcb_get_cfg(struct rcb_common_cb *rcb_common);
+void hns_rcb_get_queue_mode(enum dsaf_mode dsaf_mode,
+			    u16 *max_vfn, u16 *max_q_per_vf);
+
+void hns_rcb_common_init_commit_hw(struct rcb_common_cb *rcb_common);
+
+void hns_rcb_ring_enable_hw(struct hnae_queue *q, u32 val);
+void hns_rcb_int_clr_hw(struct hnae_queue *q, u32 flag);
+void hns_rcb_int_ctrl_hw(struct hnae_queue *q, u32 flag, u32 enable);
+void hns_rcbv2_int_ctrl_hw(struct hnae_queue *q, u32 flag, u32 mask);
+void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag);
+
+void hns_rcb_init_hw(struct ring_pair_cb *ring);
+void hns_rcb_reset_ring_hw(struct hnae_queue *q);
+void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag);
+int hns_rcb_wait_tx_ring_clean(struct hnae_queue *qs);
+u32 hns_rcb_get_rx_coalesced_frames(
+	struct rcb_common_cb *rcb_common, u32 port_idx);
+u32 hns_rcb_get_tx_coalesced_frames(
+	struct rcb_common_cb *rcb_common, u32 port_idx);
+u32 hns_rcb_get_coalesce_usecs(
+	struct rcb_common_cb *rcb_common, u32 port_idx);
+int hns_rcb_set_coalesce_usecs(
+	struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout);
+int hns_rcb_set_rx_coalesced_frames(
+	struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames);
+int hns_rcb_set_tx_coalesced_frames(
+	struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames);
+void hns_rcb_update_stats(struct hnae_queue *queue);
+
+void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data);
+
+void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_common, void *data);
+
+int hns_rcb_get_ring_sset_count(int stringset);
+int hns_rcb_get_common_regs_count(void);
+int hns_rcb_get_ring_regs_count(void);
+
+void hns_rcb_get_ring_regs(struct hnae_queue *queue, void *data);
+
+void hns_rcb_get_strings(int stringset, u8 **data, int index);
+void hns_rcb_set_rx_ring_bs(struct hnae_queue *q, u32 buf_size);
+void hns_rcb_set_tx_ring_bs(struct hnae_queue *q, u32 buf_size);
+
+#endif /* _HNS_DSAF_RCB_H */

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c

@@ -0,0 +1,818 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#include <linux/io-64-nonatomic-hi-lo.h>
+#include <linux/of_mdio.h>
+#include "hns_dsaf_main.h"
+#include "hns_dsaf_mac.h"
+#include "hns_dsaf_xgmac.h"
+#include "hns_dsaf_reg.h"
+
+static const struct mac_stats_string g_xgmac_stats_string[] = {
+	{"xgmac_tx_bad_pkts_minto64", MAC_STATS_FIELD_OFF(tx_fragment_err)},
+	{"xgmac_tx_good_pkts_minto64", MAC_STATS_FIELD_OFF(tx_undersize)},
+	{"xgmac_tx_total_pkts_minto64",	MAC_STATS_FIELD_OFF(tx_under_min_pkts)},
+	{"xgmac_tx_pkts_64", MAC_STATS_FIELD_OFF(tx_64bytes)},
+	{"xgmac_tx_pkts_65to127", MAC_STATS_FIELD_OFF(tx_65to127)},
+	{"xgmac_tx_pkts_128to255", MAC_STATS_FIELD_OFF(tx_128to255)},
+	{"xgmac_tx_pkts_256to511", MAC_STATS_FIELD_OFF(tx_256to511)},
+	{"xgmac_tx_pkts_512to1023", MAC_STATS_FIELD_OFF(tx_512to1023)},
+	{"xgmac_tx_pkts_1024to1518", MAC_STATS_FIELD_OFF(tx_1024to1518)},
+	{"xgmac_tx_pkts_1519tomax", MAC_STATS_FIELD_OFF(tx_1519tomax)},
+	{"xgmac_tx_good_pkts_1519tomax",
+		MAC_STATS_FIELD_OFF(tx_1519tomax_good)},
+	{"xgmac_tx_good_pkts_untralmax", MAC_STATS_FIELD_OFF(tx_oversize)},
+	{"xgmac_tx_bad_pkts_untralmax", MAC_STATS_FIELD_OFF(tx_jabber_err)},
+	{"xgmac_tx_good_pkts_all", MAC_STATS_FIELD_OFF(tx_good_pkts)},
+	{"xgmac_tx_good_byte_all", MAC_STATS_FIELD_OFF(tx_good_bytes)},
+	{"xgmac_tx_total_pkt", MAC_STATS_FIELD_OFF(tx_total_pkts)},
+	{"xgmac_tx_total_byt", MAC_STATS_FIELD_OFF(tx_total_bytes)},
+	{"xgmac_tx_uc_pkt", MAC_STATS_FIELD_OFF(tx_uc_pkts)},
+	{"xgmac_tx_mc_pkt", MAC_STATS_FIELD_OFF(tx_mc_pkts)},
+	{"xgmac_tx_bc_pkt", MAC_STATS_FIELD_OFF(tx_bc_pkts)},
+	{"xgmac_tx_pause_frame_num", MAC_STATS_FIELD_OFF(tx_pfc_tc0)},
+	{"xgmac_tx_pfc_per_1pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc1)},
+	{"xgmac_tx_pfc_per_2pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc2)},
+	{"xgmac_tx_pfc_per_3pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc3)},
+	{"xgmac_tx_pfc_per_4pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc4)},
+	{"xgmac_tx_pfc_per_5pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc5)},
+	{"xgmac_tx_pfc_per_6pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc6)},
+	{"xgmac_tx_pfc_per_7pause_framer", MAC_STATS_FIELD_OFF(tx_pfc_tc7)},
+	{"xgmac_tx_mac_ctrol_frame", MAC_STATS_FIELD_OFF(tx_ctrl)},
+	{"xgmac_tx_1731_pkts", MAC_STATS_FIELD_OFF(tx_1731_pkts)},
+	{"xgmac_tx_1588_pkts", MAC_STATS_FIELD_OFF(tx_1588_pkts)},
+	{"xgmac_rx_good_pkt_from_dsaf", MAC_STATS_FIELD_OFF(rx_good_from_sw)},
+	{"xgmac_rx_bad_pkt_from_dsaf", MAC_STATS_FIELD_OFF(rx_bad_from_sw)},
+	{"xgmac_tx_bad_pkt_64tomax", MAC_STATS_FIELD_OFF(tx_bad_pkts)},
+
+	{"xgmac_rx_bad_pkts_minto64", MAC_STATS_FIELD_OFF(rx_fragment_err)},
+	{"xgmac_rx_good_pkts_minto64", MAC_STATS_FIELD_OFF(rx_undersize)},
+	{"xgmac_rx_total_pkts_minto64", MAC_STATS_FIELD_OFF(rx_under_min)},
+	{"xgmac_rx_pkt_64", MAC_STATS_FIELD_OFF(rx_64bytes)},
+	{"xgmac_rx_pkt_65to127", MAC_STATS_FIELD_OFF(rx_65to127)},
+	{"xgmac_rx_pkt_128to255", MAC_STATS_FIELD_OFF(rx_128to255)},
+	{"xgmac_rx_pkt_256to511", MAC_STATS_FIELD_OFF(rx_256to511)},
+	{"xgmac_rx_pkt_512to1023", MAC_STATS_FIELD_OFF(rx_512to1023)},
+	{"xgmac_rx_pkt_1024to1518", MAC_STATS_FIELD_OFF(rx_1024to1518)},
+	{"xgmac_rx_pkt_1519tomax", MAC_STATS_FIELD_OFF(rx_1519tomax)},
+	{"xgmac_rx_good_pkt_1519tomax",	MAC_STATS_FIELD_OFF(rx_1519tomax_good)},
+	{"xgmac_rx_good_pkt_untramax", MAC_STATS_FIELD_OFF(rx_oversize)},
+	{"xgmac_rx_bad_pkt_untramax", MAC_STATS_FIELD_OFF(rx_jabber_err)},
+	{"xgmac_rx_good_pkt", MAC_STATS_FIELD_OFF(rx_good_pkts)},
+	{"xgmac_rx_good_byt", MAC_STATS_FIELD_OFF(rx_good_bytes)},
+	{"xgmac_rx_pkt", MAC_STATS_FIELD_OFF(rx_total_pkts)},
+	{"xgmac_rx_byt", MAC_STATS_FIELD_OFF(rx_total_bytes)},
+	{"xgmac_rx_uc_pkt", MAC_STATS_FIELD_OFF(rx_uc_pkts)},
+	{"xgmac_rx_mc_pkt", MAC_STATS_FIELD_OFF(rx_mc_pkts)},
+	{"xgmac_rx_bc_pkt", MAC_STATS_FIELD_OFF(rx_bc_pkts)},
+	{"xgmac_rx_pause_frame_num", MAC_STATS_FIELD_OFF(rx_pfc_tc0)},
+	{"xgmac_rx_pfc_per_1pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc1)},
+	{"xgmac_rx_pfc_per_2pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc2)},
+	{"xgmac_rx_pfc_per_3pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc3)},
+	{"xgmac_rx_pfc_per_4pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc4)},
+	{"xgmac_rx_pfc_per_5pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc5)},
+	{"xgmac_rx_pfc_per_6pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc6)},
+	{"xgmac_rx_pfc_per_7pause_frame", MAC_STATS_FIELD_OFF(rx_pfc_tc7)},
+	{"xgmac_rx_mac_control", MAC_STATS_FIELD_OFF(rx_unknown_ctrl)},
+	{"xgmac_tx_good_pkt_todsaf", MAC_STATS_FIELD_OFF(tx_good_to_sw)},
+	{"xgmac_tx_bad_pkt_todsaf", MAC_STATS_FIELD_OFF(tx_bad_to_sw)},
+	{"xgmac_rx_1731_pkt", MAC_STATS_FIELD_OFF(rx_1731_pkts)},
+	{"xgmac_rx_symbol_err_pkt", MAC_STATS_FIELD_OFF(rx_symbol_err)},
+	{"xgmac_rx_fcs_pkt", MAC_STATS_FIELD_OFF(rx_fcs_err)}
+};
+
+/**
+ *hns_xgmac_tx_enable - xgmac port tx enable
+ *@drv: mac driver
+ *@value: value of enable
+ */
+static void hns_xgmac_tx_enable(struct mac_driver *drv, u32 value)
+{
+	dsaf_set_dev_bit(drv, XGMAC_MAC_ENABLE_REG, XGMAC_ENABLE_TX_B, !!value);
+}
+
+/**
+ *hns_xgmac_rx_enable - xgmac port rx enable
+ *@drv: mac driver
+ *@value: value of enable
+ */
+static void hns_xgmac_rx_enable(struct mac_driver *drv, u32 value)
+{
+	dsaf_set_dev_bit(drv, XGMAC_MAC_ENABLE_REG, XGMAC_ENABLE_RX_B, !!value);
+}
+
+/**
+ * hns_xgmac_lf_rf_insert - insert lf rf control about xgmac
+ * @mac_drv: mac driver
+ * @mode: inserf rf or lf
+ */
+static void hns_xgmac_lf_rf_insert(struct mac_driver *mac_drv, u32 mode)
+{
+	dsaf_set_dev_field(mac_drv, XGMAC_MAC_TX_LF_RF_CONTROL_REG,
+			   XGMAC_LF_RF_INSERT_M, XGMAC_LF_RF_INSERT_S, mode);
+}
+
+/**
+ * hns_xgmac_lf_rf_control_init - initial the lf rf control register
+ * @mac_drv: mac driver
+ */
+static void hns_xgmac_lf_rf_control_init(struct mac_driver *mac_drv)
+{
+	u32 val = 0;
+
+	dsaf_set_bit(val, XGMAC_UNIDIR_EN_B, 0);
+	dsaf_set_bit(val, XGMAC_RF_TX_EN_B, 1);
+	dsaf_set_field(val, XGMAC_LF_RF_INSERT_M, XGMAC_LF_RF_INSERT_S, 0);
+	dsaf_write_dev(mac_drv, XGMAC_MAC_TX_LF_RF_CONTROL_REG, val);
+}
+
+/**
+ *hns_xgmac_enable - enable xgmac port
+ *@mac_drv: mac driver
+ *@mode: mode of mac port
+ */
+static void hns_xgmac_enable(void *mac_drv, enum mac_commom_mode mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	hns_xgmac_lf_rf_insert(drv, HNS_XGMAC_NO_LF_RF_INSERT);
+
+	/*enable XGE rX/tX */
+	if (mode == MAC_COMM_MODE_TX) {
+		hns_xgmac_tx_enable(drv, 1);
+	} else if (mode == MAC_COMM_MODE_RX) {
+		hns_xgmac_rx_enable(drv, 1);
+	} else if (mode == MAC_COMM_MODE_RX_AND_TX) {
+		hns_xgmac_tx_enable(drv, 1);
+		hns_xgmac_rx_enable(drv, 1);
+	} else {
+		dev_err(drv->dev, "error mac mode:%d\n", mode);
+	}
+}
+
+/**
+ *hns_xgmac_disable - disable xgmac port
+ *@mac_drv: mac driver
+ *@mode: mode of mac port
+ */
+static void hns_xgmac_disable(void *mac_drv, enum mac_commom_mode mode)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	if (mode == MAC_COMM_MODE_TX) {
+		hns_xgmac_tx_enable(drv, 0);
+	} else if (mode == MAC_COMM_MODE_RX) {
+		hns_xgmac_rx_enable(drv, 0);
+	} else if (mode == MAC_COMM_MODE_RX_AND_TX) {
+		hns_xgmac_tx_enable(drv, 0);
+		hns_xgmac_rx_enable(drv, 0);
+	}
+	hns_xgmac_lf_rf_insert(drv, HNS_XGMAC_LF_INSERT);
+}
+
+/**
+ *hns_xgmac_pma_fec_enable - xgmac PMA FEC enable
+ *@drv: mac driver
+ *@tx_value: tx value
+ *@rx_value: rx value
+ *return status
+ */
+static void hns_xgmac_pma_fec_enable(struct mac_driver *drv, u32 tx_value,
+				     u32 rx_value)
+{
+	u32 origin = dsaf_read_dev(drv, XGMAC_PMA_FEC_CONTROL_REG);
+
+	dsaf_set_bit(origin, XGMAC_PMA_FEC_CTL_TX_B, !!tx_value);
+	dsaf_set_bit(origin, XGMAC_PMA_FEC_CTL_RX_B, !!rx_value);
+	dsaf_write_dev(drv, XGMAC_PMA_FEC_CONTROL_REG, origin);
+}
+
+/* clr exc irq for xge*/
+static void hns_xgmac_exc_irq_en(struct mac_driver *drv, u32 en)
+{
+	u32 clr_vlue = 0xfffffffful;
+	u32 msk_vlue = en ? 0xfffffffful : 0; /*1 is en, 0 is dis*/
+
+	dsaf_write_dev(drv, XGMAC_INT_STATUS_REG, clr_vlue);
+	dsaf_write_dev(drv, XGMAC_INT_ENABLE_REG, msk_vlue);
+}
+
+/**
+ *hns_xgmac_init - initialize XGE
+ *@mac_drv: mac driver
+ */
+static void hns_xgmac_init(void *mac_drv)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct dsaf_device *dsaf_dev
+		= (struct dsaf_device *)dev_get_drvdata(drv->dev);
+	u32 port = drv->mac_id;
+
+	dsaf_dev->misc_op->xge_srst(dsaf_dev, port, 0);
+	msleep(100);
+	dsaf_dev->misc_op->xge_srst(dsaf_dev, port, 1);
+
+	msleep(100);
+	hns_xgmac_lf_rf_control_init(drv);
+	hns_xgmac_exc_irq_en(drv, 0);
+
+	hns_xgmac_pma_fec_enable(drv, 0x0, 0x0);
+
+	hns_xgmac_disable(mac_drv, MAC_COMM_MODE_RX_AND_TX);
+}
+
+/**
+ *hns_xgmac_config_pad_and_crc - set xgmac pad and crc enable the same time
+ *@mac_drv: mac driver
+ *@newval:enable of pad and crc
+ */
+static void hns_xgmac_config_pad_and_crc(void *mac_drv, u8 newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 origin = dsaf_read_dev(drv, XGMAC_MAC_CONTROL_REG);
+
+	dsaf_set_bit(origin, XGMAC_CTL_TX_PAD_B, !!newval);
+	dsaf_set_bit(origin, XGMAC_CTL_TX_FCS_B, !!newval);
+	dsaf_set_bit(origin, XGMAC_CTL_RX_FCS_B, !!newval);
+	dsaf_write_dev(drv, XGMAC_MAC_CONTROL_REG, origin);
+}
+
+/**
+ *hns_xgmac_pausefrm_cfg - set pause param about xgmac
+ *@mac_drv: mac driver
+ *@rx_en: enable receive
+ *@tx_en: enable transmit
+ */
+static void hns_xgmac_pausefrm_cfg(void *mac_drv, u32 rx_en, u32 tx_en)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 origin = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG);
+
+	dsaf_set_bit(origin, XGMAC_PAUSE_CTL_TX_B, !!tx_en);
+	dsaf_set_bit(origin, XGMAC_PAUSE_CTL_RX_B, !!rx_en);
+	dsaf_write_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG, origin);
+}
+
+static void hns_xgmac_set_pausefrm_mac_addr(void *mac_drv, const char *mac_addr)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	u32 high_val = mac_addr[1] | (mac_addr[0] << 8);
+	u32 low_val = mac_addr[5] | (mac_addr[4] << 8)
+		| (mac_addr[3] << 16) | (mac_addr[2] << 24);
+	dsaf_write_dev(drv, XGMAC_MAC_PAUSE_LOCAL_MAC_L_REG, low_val);
+	dsaf_write_dev(drv, XGMAC_MAC_PAUSE_LOCAL_MAC_H_REG, high_val);
+}
+
+/**
+ *hns_xgmac_set_tx_auto_pause_frames - set tx pause param about xgmac
+ *@mac_drv: mac driver
+ *@enable:enable tx pause param
+ */
+static void hns_xgmac_set_tx_auto_pause_frames(void *mac_drv, u16 enable)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_set_dev_bit(drv, XGMAC_MAC_PAUSE_CTRL_REG,
+			 XGMAC_PAUSE_CTL_TX_B, !!enable);
+
+	/*if enable is not zero ,set tx pause time */
+	if (enable)
+		dsaf_write_dev(drv, XGMAC_MAC_PAUSE_TIME_REG, enable);
+}
+
+/**
+ *hns_xgmac_config_max_frame_length - set xgmac max frame length
+ *@mac_drv: mac driver
+ *@newval:xgmac max frame length
+ */
+static void hns_xgmac_config_max_frame_length(void *mac_drv, u16 newval)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	dsaf_write_dev(drv, XGMAC_MAC_MAX_PKT_SIZE_REG, newval);
+}
+
+static void hns_xgmac_update_stats(void *mac_drv)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct mac_hw_stats *hw_stats = &drv->mac_cb->hw_stats;
+
+	/* TX */
+	hw_stats->tx_fragment_err
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_FRAGMENT);
+	hw_stats->tx_undersize
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_UNDERSIZE);
+	hw_stats->tx_under_min_pkts
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_UNDERMIN);
+	hw_stats->tx_64bytes = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_64OCTETS);
+	hw_stats->tx_65to127
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_65TO127OCTETS);
+	hw_stats->tx_128to255
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_128TO255OCTETS);
+	hw_stats->tx_256to511
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_256TO511OCTETS);
+	hw_stats->tx_512to1023
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_512TO1023OCTETS);
+	hw_stats->tx_1024to1518
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1024TO1518OCTETS);
+	hw_stats->tx_1519tomax
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1519TOMAXOCTETS);
+	hw_stats->tx_1519tomax_good
+		= hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1519TOMAXOCTETSOK);
+	hw_stats->tx_oversize = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_OVERSIZE);
+	hw_stats->tx_jabber_err = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_JABBER);
+	hw_stats->tx_good_pkts = hns_mac_reg_read64(drv, XGMAC_TX_GOODPKTS);
+	hw_stats->tx_good_bytes = hns_mac_reg_read64(drv, XGMAC_TX_GOODOCTETS);
+	hw_stats->tx_total_pkts = hns_mac_reg_read64(drv, XGMAC_TX_TOTAL_PKTS);
+	hw_stats->tx_total_bytes
+		= hns_mac_reg_read64(drv, XGMAC_TX_TOTALOCTETS);
+	hw_stats->tx_uc_pkts = hns_mac_reg_read64(drv, XGMAC_TX_UNICASTPKTS);
+	hw_stats->tx_mc_pkts = hns_mac_reg_read64(drv, XGMAC_TX_MULTICASTPKTS);
+	hw_stats->tx_bc_pkts = hns_mac_reg_read64(drv, XGMAC_TX_BROADCASTPKTS);
+	hw_stats->tx_pfc_tc0 = hns_mac_reg_read64(drv, XGMAC_TX_PRI0PAUSEPKTS);
+	hw_stats->tx_pfc_tc1 = hns_mac_reg_read64(drv, XGMAC_TX_PRI1PAUSEPKTS);
+	hw_stats->tx_pfc_tc2 = hns_mac_reg_read64(drv, XGMAC_TX_PRI2PAUSEPKTS);
+	hw_stats->tx_pfc_tc3 = hns_mac_reg_read64(drv, XGMAC_TX_PRI3PAUSEPKTS);
+	hw_stats->tx_pfc_tc4 = hns_mac_reg_read64(drv, XGMAC_TX_PRI4PAUSEPKTS);
+	hw_stats->tx_pfc_tc5 = hns_mac_reg_read64(drv, XGMAC_TX_PRI5PAUSEPKTS);
+	hw_stats->tx_pfc_tc6 = hns_mac_reg_read64(drv, XGMAC_TX_PRI6PAUSEPKTS);
+	hw_stats->tx_pfc_tc7 = hns_mac_reg_read64(drv, XGMAC_TX_PRI7PAUSEPKTS);
+	hw_stats->tx_ctrl = hns_mac_reg_read64(drv, XGMAC_TX_MACCTRLPKTS);
+	hw_stats->tx_1731_pkts = hns_mac_reg_read64(drv, XGMAC_TX_1731PKTS);
+	hw_stats->tx_1588_pkts = hns_mac_reg_read64(drv, XGMAC_TX_1588PKTS);
+	hw_stats->rx_good_from_sw
+		= hns_mac_reg_read64(drv, XGMAC_RX_FROMAPPGOODPKTS);
+	hw_stats->rx_bad_from_sw
+		= hns_mac_reg_read64(drv, XGMAC_RX_FROMAPPBADPKTS);
+	hw_stats->tx_bad_pkts = hns_mac_reg_read64(drv, XGMAC_TX_ERRALLPKTS);
+
+	/* RX */
+	hw_stats->rx_fragment_err
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_FRAGMENT);
+	hw_stats->rx_undersize
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTSUNDERSIZE);
+	hw_stats->rx_under_min
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_UNDERMIN);
+	hw_stats->rx_64bytes = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_64OCTETS);
+	hw_stats->rx_65to127
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_65TO127OCTETS);
+	hw_stats->rx_128to255
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_128TO255OCTETS);
+	hw_stats->rx_256to511
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_256TO511OCTETS);
+	hw_stats->rx_512to1023
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_512TO1023OCTETS);
+	hw_stats->rx_1024to1518
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1024TO1518OCTETS);
+	hw_stats->rx_1519tomax
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1519TOMAXOCTETS);
+	hw_stats->rx_1519tomax_good
+		= hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1519TOMAXOCTETSOK);
+	hw_stats->rx_oversize = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_OVERSIZE);
+	hw_stats->rx_jabber_err = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_JABBER);
+	hw_stats->rx_good_pkts = hns_mac_reg_read64(drv, XGMAC_RX_GOODPKTS);
+	hw_stats->rx_good_bytes = hns_mac_reg_read64(drv, XGMAC_RX_GOODOCTETS);
+	hw_stats->rx_total_pkts = hns_mac_reg_read64(drv, XGMAC_RX_TOTAL_PKTS);
+	hw_stats->rx_total_bytes
+		= hns_mac_reg_read64(drv, XGMAC_RX_TOTALOCTETS);
+	hw_stats->rx_uc_pkts = hns_mac_reg_read64(drv, XGMAC_RX_UNICASTPKTS);
+	hw_stats->rx_mc_pkts = hns_mac_reg_read64(drv, XGMAC_RX_MULTICASTPKTS);
+	hw_stats->rx_bc_pkts = hns_mac_reg_read64(drv, XGMAC_RX_BROADCASTPKTS);
+	hw_stats->rx_pfc_tc0 = hns_mac_reg_read64(drv, XGMAC_RX_PRI0PAUSEPKTS);
+	hw_stats->rx_pfc_tc1 = hns_mac_reg_read64(drv, XGMAC_RX_PRI1PAUSEPKTS);
+	hw_stats->rx_pfc_tc2 = hns_mac_reg_read64(drv, XGMAC_RX_PRI2PAUSEPKTS);
+	hw_stats->rx_pfc_tc3 = hns_mac_reg_read64(drv, XGMAC_RX_PRI3PAUSEPKTS);
+	hw_stats->rx_pfc_tc4 = hns_mac_reg_read64(drv, XGMAC_RX_PRI4PAUSEPKTS);
+	hw_stats->rx_pfc_tc5 = hns_mac_reg_read64(drv, XGMAC_RX_PRI5PAUSEPKTS);
+	hw_stats->rx_pfc_tc6 = hns_mac_reg_read64(drv, XGMAC_RX_PRI6PAUSEPKTS);
+	hw_stats->rx_pfc_tc7 = hns_mac_reg_read64(drv, XGMAC_RX_PRI7PAUSEPKTS);
+
+	hw_stats->rx_unknown_ctrl
+		= hns_mac_reg_read64(drv, XGMAC_RX_MACCTRLPKTS);
+	hw_stats->tx_good_to_sw
+		= hns_mac_reg_read64(drv, XGMAC_TX_SENDAPPGOODPKTS);
+	hw_stats->tx_bad_to_sw
+		= hns_mac_reg_read64(drv, XGMAC_TX_SENDAPPBADPKTS);
+	hw_stats->rx_1731_pkts = hns_mac_reg_read64(drv, XGMAC_RX_1731PKTS);
+	hw_stats->rx_symbol_err
+		= hns_mac_reg_read64(drv, XGMAC_RX_SYMBOLERRPKTS);
+	hw_stats->rx_fcs_err = hns_mac_reg_read64(drv, XGMAC_RX_FCSERRPKTS);
+}
+
+/**
+ *hns_xgmac_free - free xgmac driver
+ *@mac_drv: mac driver
+ */
+static void hns_xgmac_free(void *mac_drv)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct dsaf_device *dsaf_dev
+		= (struct dsaf_device *)dev_get_drvdata(drv->dev);
+
+	u32 mac_id = drv->mac_id;
+
+	dsaf_dev->misc_op->xge_srst(dsaf_dev, mac_id, 0);
+}
+
+/**
+ *hns_xgmac_get_info - get xgmac information
+ *@mac_drv: mac driver
+ *@mac_info:mac information
+ */
+static void hns_xgmac_get_info(void *mac_drv, struct mac_info *mac_info)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 pause_time, pause_ctrl, port_mode, ctrl_val;
+
+	ctrl_val = dsaf_read_dev(drv, XGMAC_MAC_CONTROL_REG);
+	mac_info->pad_and_crc_en = dsaf_get_bit(ctrl_val, XGMAC_CTL_TX_PAD_B);
+	mac_info->auto_neg = 0;
+
+	pause_time = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_TIME_REG);
+	mac_info->tx_pause_time = pause_time;
+
+	port_mode = dsaf_read_dev(drv, XGMAC_PORT_MODE_REG);
+	mac_info->port_en = dsaf_get_field(port_mode, XGMAC_PORT_MODE_TX_M,
+					   XGMAC_PORT_MODE_TX_S) &&
+				dsaf_get_field(port_mode, XGMAC_PORT_MODE_RX_M,
+					       XGMAC_PORT_MODE_RX_S);
+	mac_info->duplex = 1;
+	mac_info->speed = MAC_SPEED_10000;
+
+	pause_ctrl = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG);
+	mac_info->rx_pause_en = dsaf_get_bit(pause_ctrl, XGMAC_PAUSE_CTL_RX_B);
+	mac_info->tx_pause_en = dsaf_get_bit(pause_ctrl, XGMAC_PAUSE_CTL_TX_B);
+}
+
+/**
+ *hns_xgmac_get_pausefrm_cfg - get xgmac pause param
+ *@mac_drv: mac driver
+ *@rx_en:xgmac rx pause enable
+ *@tx_en:xgmac tx pause enable
+ */
+static void hns_xgmac_get_pausefrm_cfg(void *mac_drv, u32 *rx_en, u32 *tx_en)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 pause_ctrl;
+
+	pause_ctrl = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG);
+	*rx_en = dsaf_get_bit(pause_ctrl, XGMAC_PAUSE_CTL_RX_B);
+	*tx_en = dsaf_get_bit(pause_ctrl, XGMAC_PAUSE_CTL_TX_B);
+}
+
+/**
+ *hns_xgmac_get_link_status - get xgmac link status
+ *@mac_drv: mac driver
+ *@link_stat: xgmac link stat
+ */
+static void hns_xgmac_get_link_status(void *mac_drv, u32 *link_stat)
+{
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+
+	*link_stat = dsaf_read_dev(drv, XGMAC_LINK_STATUS_REG);
+}
+
+/**
+ *hns_xgmac_get_regs - dump xgmac regs
+ *@mac_drv: mac driver
+ *@data:data for value of regs
+ */
+static void hns_xgmac_get_regs(void *mac_drv, void *data)
+{
+	u32 i;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	u32 *regs = data;
+	u64 qtmp;
+
+	/* base config registers */
+	regs[0] = dsaf_read_dev(drv, XGMAC_INT_STATUS_REG);
+	regs[1] = dsaf_read_dev(drv, XGMAC_INT_ENABLE_REG);
+	regs[2] = dsaf_read_dev(drv, XGMAC_INT_SET_REG);
+	regs[3] = dsaf_read_dev(drv, XGMAC_IERR_U_INFO_REG);
+	regs[4] = dsaf_read_dev(drv, XGMAC_OVF_INFO_REG);
+	regs[5] = dsaf_read_dev(drv, XGMAC_OVF_CNT_REG);
+	regs[6] = dsaf_read_dev(drv, XGMAC_PORT_MODE_REG);
+	regs[7] = dsaf_read_dev(drv, XGMAC_CLK_ENABLE_REG);
+	regs[8] = dsaf_read_dev(drv, XGMAC_RESET_REG);
+	regs[9] = dsaf_read_dev(drv, XGMAC_LINK_CONTROL_REG);
+	regs[10] = dsaf_read_dev(drv, XGMAC_LINK_STATUS_REG);
+
+	regs[11] = dsaf_read_dev(drv, XGMAC_SPARE_REG);
+	regs[12] = dsaf_read_dev(drv, XGMAC_SPARE_CNT_REG);
+	regs[13] = dsaf_read_dev(drv, XGMAC_MAC_ENABLE_REG);
+	regs[14] = dsaf_read_dev(drv, XGMAC_MAC_CONTROL_REG);
+	regs[15] = dsaf_read_dev(drv, XGMAC_MAC_IPG_REG);
+	regs[16] = dsaf_read_dev(drv, XGMAC_MAC_MSG_CRC_EN_REG);
+	regs[17] = dsaf_read_dev(drv, XGMAC_MAC_MSG_IMG_REG);
+	regs[18] = dsaf_read_dev(drv, XGMAC_MAC_MSG_FC_CFG_REG);
+	regs[19] = dsaf_read_dev(drv, XGMAC_MAC_MSG_TC_CFG_REG);
+	regs[20] = dsaf_read_dev(drv, XGMAC_MAC_PAD_SIZE_REG);
+	regs[21] = dsaf_read_dev(drv, XGMAC_MAC_MIN_PKT_SIZE_REG);
+	regs[22] = dsaf_read_dev(drv, XGMAC_MAC_MAX_PKT_SIZE_REG);
+	regs[23] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_CTRL_REG);
+	regs[24] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_TIME_REG);
+	regs[25] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_GAP_REG);
+	regs[26] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_LOCAL_MAC_H_REG);
+	regs[27] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_LOCAL_MAC_L_REG);
+	regs[28] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_PEER_MAC_H_REG);
+	regs[29] = dsaf_read_dev(drv, XGMAC_MAC_PAUSE_PEER_MAC_L_REG);
+	regs[30] = dsaf_read_dev(drv, XGMAC_MAC_PFC_PRI_EN_REG);
+	regs[31] = dsaf_read_dev(drv, XGMAC_MAC_1588_CTRL_REG);
+	regs[32] = dsaf_read_dev(drv, XGMAC_MAC_1588_TX_PORT_DLY_REG);
+	regs[33] = dsaf_read_dev(drv, XGMAC_MAC_1588_RX_PORT_DLY_REG);
+	regs[34] = dsaf_read_dev(drv, XGMAC_MAC_1588_ASYM_DLY_REG);
+	regs[35] = dsaf_read_dev(drv, XGMAC_MAC_1588_ADJUST_CFG_REG);
+
+	regs[36] = dsaf_read_dev(drv, XGMAC_MAC_Y1731_ETH_TYPE_REG);
+	regs[37] = dsaf_read_dev(drv, XGMAC_MAC_MIB_CONTROL_REG);
+	regs[38] = dsaf_read_dev(drv, XGMAC_MAC_WAN_RATE_ADJUST_REG);
+	regs[39] = dsaf_read_dev(drv, XGMAC_MAC_TX_ERR_MARK_REG);
+	regs[40] = dsaf_read_dev(drv, XGMAC_MAC_TX_LF_RF_CONTROL_REG);
+	regs[41] = dsaf_read_dev(drv, XGMAC_MAC_RX_LF_RF_STATUS_REG);
+	regs[42] = dsaf_read_dev(drv, XGMAC_MAC_TX_RUNT_PKT_CNT_REG);
+	regs[43] = dsaf_read_dev(drv, XGMAC_MAC_RX_RUNT_PKT_CNT_REG);
+	regs[44] = dsaf_read_dev(drv, XGMAC_MAC_RX_PREAM_ERR_PKT_CNT_REG);
+	regs[45] = dsaf_read_dev(drv, XGMAC_MAC_TX_LF_RF_TERM_PKT_CNT_REG);
+	regs[46] = dsaf_read_dev(drv, XGMAC_MAC_TX_SN_MISMATCH_PKT_CNT_REG);
+	regs[47] = dsaf_read_dev(drv, XGMAC_MAC_RX_ERR_MSG_CNT_REG);
+	regs[48] = dsaf_read_dev(drv, XGMAC_MAC_RX_ERR_EFD_CNT_REG);
+	regs[49] = dsaf_read_dev(drv, XGMAC_MAC_ERR_INFO_REG);
+	regs[50] = dsaf_read_dev(drv, XGMAC_MAC_DBG_INFO_REG);
+
+	regs[51] = dsaf_read_dev(drv, XGMAC_PCS_BASER_SYNC_THD_REG);
+	regs[52] = dsaf_read_dev(drv, XGMAC_PCS_STATUS1_REG);
+	regs[53] = dsaf_read_dev(drv, XGMAC_PCS_BASER_STATUS1_REG);
+	regs[54] = dsaf_read_dev(drv, XGMAC_PCS_BASER_STATUS2_REG);
+	regs[55] = dsaf_read_dev(drv, XGMAC_PCS_BASER_SEEDA_0_REG);
+	regs[56] = dsaf_read_dev(drv, XGMAC_PCS_BASER_SEEDA_1_REG);
+	regs[57] = dsaf_read_dev(drv, XGMAC_PCS_BASER_SEEDB_0_REG);
+	regs[58] = dsaf_read_dev(drv, XGMAC_PCS_BASER_SEEDB_1_REG);
+	regs[59] = dsaf_read_dev(drv, XGMAC_PCS_BASER_TEST_CONTROL_REG);
+	regs[60] = dsaf_read_dev(drv, XGMAC_PCS_BASER_TEST_ERR_CNT_REG);
+	regs[61] = dsaf_read_dev(drv, XGMAC_PCS_DBG_INFO_REG);
+	regs[62] = dsaf_read_dev(drv, XGMAC_PCS_DBG_INFO1_REG);
+	regs[63] = dsaf_read_dev(drv, XGMAC_PCS_DBG_INFO2_REG);
+	regs[64] = dsaf_read_dev(drv, XGMAC_PCS_DBG_INFO3_REG);
+
+	regs[65] = dsaf_read_dev(drv, XGMAC_PMA_ENABLE_REG);
+	regs[66] = dsaf_read_dev(drv, XGMAC_PMA_CONTROL_REG);
+	regs[67] = dsaf_read_dev(drv, XGMAC_PMA_SIGNAL_STATUS_REG);
+	regs[68] = dsaf_read_dev(drv, XGMAC_PMA_DBG_INFO_REG);
+	regs[69] = dsaf_read_dev(drv, XGMAC_PMA_FEC_ABILITY_REG);
+	regs[70] = dsaf_read_dev(drv, XGMAC_PMA_FEC_CONTROL_REG);
+	regs[71] = dsaf_read_dev(drv, XGMAC_PMA_FEC_CORR_BLOCK_CNT__REG);
+	regs[72] = dsaf_read_dev(drv, XGMAC_PMA_FEC_UNCORR_BLOCK_CNT__REG);
+
+	/* status registers */
+#define hns_xgmac_cpy_q(p, q) \
+	do {\
+		*(p) = (u32)(q);\
+		*((p) + 1) = (u32)((q) >> 32);\
+	} while (0)
+
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_FRAGMENT);
+	hns_xgmac_cpy_q(&regs[73], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_UNDERSIZE);
+	hns_xgmac_cpy_q(&regs[75], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_UNDERMIN);
+	hns_xgmac_cpy_q(&regs[77], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_64OCTETS);
+	hns_xgmac_cpy_q(&regs[79], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_65TO127OCTETS);
+	hns_xgmac_cpy_q(&regs[81], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_128TO255OCTETS);
+	hns_xgmac_cpy_q(&regs[83], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_256TO511OCTETS);
+	hns_xgmac_cpy_q(&regs[85], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_512TO1023OCTETS);
+	hns_xgmac_cpy_q(&regs[87], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1024TO1518OCTETS);
+	hns_xgmac_cpy_q(&regs[89], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1519TOMAXOCTETS);
+	hns_xgmac_cpy_q(&regs[91], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_1519TOMAXOCTETSOK);
+	hns_xgmac_cpy_q(&regs[93], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_OVERSIZE);
+	hns_xgmac_cpy_q(&regs[95], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PKTS_JABBER);
+	hns_xgmac_cpy_q(&regs[97], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_GOODPKTS);
+	hns_xgmac_cpy_q(&regs[99], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_GOODOCTETS);
+	hns_xgmac_cpy_q(&regs[101], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_TOTAL_PKTS);
+	hns_xgmac_cpy_q(&regs[103], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_TOTALOCTETS);
+	hns_xgmac_cpy_q(&regs[105], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_UNICASTPKTS);
+	hns_xgmac_cpy_q(&regs[107], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_MULTICASTPKTS);
+	hns_xgmac_cpy_q(&regs[109], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_BROADCASTPKTS);
+	hns_xgmac_cpy_q(&regs[111], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI0PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[113], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI1PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[115], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI2PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[117], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI3PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[119], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI4PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[121], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI5PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[123], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI6PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[125], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_PRI7PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[127], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_MACCTRLPKTS);
+	hns_xgmac_cpy_q(&regs[129], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_1731PKTS);
+	hns_xgmac_cpy_q(&regs[131], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_1588PKTS);
+	hns_xgmac_cpy_q(&regs[133], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_FROMAPPGOODPKTS);
+	hns_xgmac_cpy_q(&regs[135], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_FROMAPPBADPKTS);
+	hns_xgmac_cpy_q(&regs[137], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_ERRALLPKTS);
+	hns_xgmac_cpy_q(&regs[139], qtmp);
+
+	/* RX */
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_FRAGMENT);
+	hns_xgmac_cpy_q(&regs[141], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTSUNDERSIZE);
+	hns_xgmac_cpy_q(&regs[143], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_UNDERMIN);
+	hns_xgmac_cpy_q(&regs[145], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_64OCTETS);
+	hns_xgmac_cpy_q(&regs[147], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_65TO127OCTETS);
+	hns_xgmac_cpy_q(&regs[149], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_128TO255OCTETS);
+	hns_xgmac_cpy_q(&regs[151], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_256TO511OCTETS);
+	hns_xgmac_cpy_q(&regs[153], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_512TO1023OCTETS);
+	hns_xgmac_cpy_q(&regs[155], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1024TO1518OCTETS);
+	hns_xgmac_cpy_q(&regs[157], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1519TOMAXOCTETS);
+	hns_xgmac_cpy_q(&regs[159], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_1519TOMAXOCTETSOK);
+	hns_xgmac_cpy_q(&regs[161], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_OVERSIZE);
+	hns_xgmac_cpy_q(&regs[163], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PKTS_JABBER);
+	hns_xgmac_cpy_q(&regs[165], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_GOODPKTS);
+	hns_xgmac_cpy_q(&regs[167], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_GOODOCTETS);
+	hns_xgmac_cpy_q(&regs[169], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_TOTAL_PKTS);
+	hns_xgmac_cpy_q(&regs[171], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_TOTALOCTETS);
+	hns_xgmac_cpy_q(&regs[173], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_UNICASTPKTS);
+	hns_xgmac_cpy_q(&regs[175], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_MULTICASTPKTS);
+	hns_xgmac_cpy_q(&regs[177], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_BROADCASTPKTS);
+	hns_xgmac_cpy_q(&regs[179], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI0PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[181], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI1PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[183], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI2PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[185], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI3PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[187], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI4PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[189], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI5PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[191], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI6PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[193], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_PRI7PAUSEPKTS);
+	hns_xgmac_cpy_q(&regs[195], qtmp);
+
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_MACCTRLPKTS);
+	hns_xgmac_cpy_q(&regs[197], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_SENDAPPGOODPKTS);
+	hns_xgmac_cpy_q(&regs[199], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_TX_SENDAPPBADPKTS);
+	hns_xgmac_cpy_q(&regs[201], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_1731PKTS);
+	hns_xgmac_cpy_q(&regs[203], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_SYMBOLERRPKTS);
+	hns_xgmac_cpy_q(&regs[205], qtmp);
+	qtmp = hns_mac_reg_read64(drv, XGMAC_RX_FCSERRPKTS);
+	hns_xgmac_cpy_q(&regs[207], qtmp);
+
+	/* mark end of mac regs */
+	for (i = 208; i < 214; i++)
+		regs[i] = 0xaaaaaaaa;
+}
+
+/**
+ *hns_xgmac_get_stats - get xgmac statistic
+ *@mac_drv: mac driver
+ *@data:data for value of stats regs
+ */
+static void hns_xgmac_get_stats(void *mac_drv, u64 *data)
+{
+	u32 i;
+	u64 *buf = data;
+	struct mac_driver *drv = (struct mac_driver *)mac_drv;
+	struct mac_hw_stats *hw_stats = NULL;
+
+	hw_stats = &drv->mac_cb->hw_stats;
+
+	for (i = 0; i < ARRAY_SIZE(g_xgmac_stats_string); i++) {
+		buf[i] = DSAF_STATS_READ(hw_stats,
+			g_xgmac_stats_string[i].offset);
+	}
+}
+
+/**
+ *hns_xgmac_get_strings - get xgmac strings name
+ *@stringset: type of values in data
+ *@data:data for value of string name
+ */
+static void hns_xgmac_get_strings(u32 stringset, u8 **data)
+{
+	u32 i;
+
+	if (stringset != ETH_SS_STATS)
+		return;
+
+	for (i = 0; i < ARRAY_SIZE(g_xgmac_stats_string); i++)
+		ethtool_puts(data, g_xgmac_stats_string[i].desc);
+}
+
+/**
+ *hns_xgmac_get_sset_count - get xgmac string set count
+ *@stringset: type of values in data
+ *return xgmac string set count
+ */
+static int hns_xgmac_get_sset_count(int stringset)
+{
+	if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS)
+		return ARRAY_SIZE(g_xgmac_stats_string);
+
+	return 0;
+}
+
+/**
+ *hns_xgmac_get_regs_count - get xgmac regs count
+ *return xgmac regs count
+ */
+static int hns_xgmac_get_regs_count(void)
+{
+	return HNS_XGMAC_DUMP_NUM;
+}
+
+void *hns_xgmac_config(struct hns_mac_cb *mac_cb, struct mac_params *mac_param)
+{
+	struct mac_driver *mac_drv;
+
+	mac_drv = devm_kzalloc(mac_cb->dev, sizeof(*mac_drv), GFP_KERNEL);
+	if (!mac_drv)
+		return NULL;
+
+	mac_drv->mac_init = hns_xgmac_init;
+	mac_drv->mac_enable = hns_xgmac_enable;
+	mac_drv->mac_disable = hns_xgmac_disable;
+
+	mac_drv->mac_id = mac_param->mac_id;
+	mac_drv->mac_mode = mac_param->mac_mode;
+	mac_drv->io_base = mac_param->vaddr;
+	mac_drv->dev = mac_param->dev;
+	mac_drv->mac_cb = mac_cb;
+
+	mac_drv->set_mac_addr = hns_xgmac_set_pausefrm_mac_addr;
+	mac_drv->set_an_mode = NULL;
+	mac_drv->config_loopback = NULL;
+	mac_drv->config_pad_and_crc = hns_xgmac_config_pad_and_crc;
+	mac_drv->mac_free = hns_xgmac_free;
+	mac_drv->adjust_link = NULL;
+	mac_drv->set_tx_auto_pause_frames = hns_xgmac_set_tx_auto_pause_frames;
+	mac_drv->config_max_frame_length = hns_xgmac_config_max_frame_length;
+	mac_drv->mac_pausefrm_cfg = hns_xgmac_pausefrm_cfg;
+	mac_drv->autoneg_stat = NULL;
+	mac_drv->get_info = hns_xgmac_get_info;
+	mac_drv->get_pause_enable = hns_xgmac_get_pausefrm_cfg;
+	mac_drv->get_link_status = hns_xgmac_get_link_status;
+	mac_drv->get_regs = hns_xgmac_get_regs;
+	mac_drv->get_ethtool_stats = hns_xgmac_get_stats;
+	mac_drv->get_sset_count = hns_xgmac_get_sset_count;
+	mac_drv->get_regs_count = hns_xgmac_get_regs_count;
+	mac_drv->get_strings = hns_xgmac_get_strings;
+	mac_drv->update_stats = hns_xgmac_update_stats;
+
+	return (void *)mac_drv;
+}

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_dsaf_xgmac.h

@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef _HNS_XGMAC_H
+#define _HNS_XGMAC_H
+
+#define HNS_XGMAC_DUMP_NUM		214
+#define HNS_XGMAC_NO_LF_RF_INSERT	0x0
+#define HNS_XGMAC_LF_INSERT		0x2
+#endif

linux-7.2.3/drivers/net/ethernet/hisilicon/hns/hns_enet.h

@@ -0,0 +1,96 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2014-2015 Hisilicon Limited.
+ */
+
+#ifndef __HNS_ENET_H
+#define __HNS_ENET_H
+
+#include <linux/netdevice.h>
+#include <linux/of_net.h>
+#include <linux/of_mdio.h>
+#include <linux/timer.h>
+#include <linux/workqueue.h>
+
+#include "hnae.h"
+
+#define HNS_DEBUG_OFFSET	6
+#define HNS_SRV_OFFSET		2
+
+enum hns_nic_state {
+	NIC_STATE_TESTING = 0,
+	NIC_STATE_RESETTING,
+	NIC_STATE_REINITING,
+	NIC_STATE_DOWN,
+	NIC_STATE_DISABLED,
+	NIC_STATE_REMOVING,
+	NIC_STATE_SERVICE_INITED,
+	NIC_STATE_SERVICE_SCHED,
+	NIC_STATE2_RESET_REQUESTED,
+	NIC_STATE_MAX
+};
+
+struct hns_nic_ring_data {
+	struct hnae_ring *ring;
+	struct napi_struct napi;
+	cpumask_t mask; /* affinity mask */
+	u32 queue_index;
+	int (*poll_one)(struct hns_nic_ring_data *, int, void *);
+	void (*ex_process)(struct hns_nic_ring_data *, struct sk_buff *);
+	bool (*fini_process)(struct hns_nic_ring_data *);
+};
+
+/* compatible the difference between two versions */
+struct hns_nic_ops {
+	void (*fill_desc)(struct hnae_ring *ring, void *priv,
+			  int size, dma_addr_t dma, int frag_end,
+			  int buf_num, enum hns_desc_type type, int mtu,
+			  bool is_gso);
+	int (*maybe_stop_tx)(struct sk_buff **out_skb,
+			     int *bnum, struct hnae_ring *ring);
+	void (*get_rxd_bnum)(u32 bnum_flag, int *out_bnum);
+};
+
+struct hns_nic_priv {
+	const struct fwnode_handle      *fwnode;
+	u32 enet_ver;
+	u32 port_id;
+	int phy_mode;
+	int phy_led_val;
+	struct net_device *netdev;
+	struct device *dev;
+	struct hnae_handle *ae_handle;
+
+	struct hns_nic_ops ops;
+
+	/* the cb for nic to manage the ring buffer, the first half of the
+	 * array is for tx_ring and vice versa for the second half
+	 */
+	struct hns_nic_ring_data *ring_data;
+
+	/* The most recently read link state */
+	int link;
+	u64 tx_timeout_count;
+
+	unsigned long state;
+
+	struct timer_list service_timer;
+
+	struct work_struct service_task;
+
+	struct notifier_block notifier_block;
+};
+
+#define tx_ring_data(priv, idx) ((priv)->ring_data[idx])
+#define rx_ring_data(priv, idx) \
+	((priv)->ring_data[(priv)->ae_handle->q_num + (idx)])
+
+void hns_ethtool_set_ops(struct net_device *ndev);
+void hns_nic_net_reset(struct net_device *ndev);
+void hns_nic_net_reinit(struct net_device *netdev);
+int hns_nic_init_phy(struct net_device *ndev, struct hnae_handle *h);
+netdev_tx_t hns_nic_net_xmit_hw(struct net_device *ndev,
+				struct sk_buff *skb,
+				struct hns_nic_ring_data *ring_data);
+
+#endif	/**__HNS_ENET_H */