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linux-7.2.3/include/linux/firmware/imx/dsp.h

@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2019 NXP
+ *
+ * Header file for the DSP IPC implementation
+ */
+
+#ifndef _IMX_DSP_IPC_H
+#define _IMX_DSP_IPC_H
+
+#include <linux/device.h>
+#include <linux/types.h>
+#include <linux/mailbox_client.h>
+
+#define DSP_MU_CHAN_NUM		4
+
+struct imx_dsp_chan {
+	struct imx_dsp_ipc *ipc;
+	struct mbox_client cl;
+	struct mbox_chan *ch;
+	char *name;
+	int idx;
+};
+
+struct imx_dsp_ops {
+	void (*handle_reply)(struct imx_dsp_ipc *ipc);
+	void (*handle_request)(struct imx_dsp_ipc *ipc);
+};
+
+struct imx_dsp_ipc {
+	/* Host <-> DSP communication uses 2 txdb and 2 rxdb channels */
+	struct imx_dsp_chan chans[DSP_MU_CHAN_NUM];
+	struct device *dev;
+	struct imx_dsp_ops *ops;
+	void *private_data;
+};
+
+static inline void imx_dsp_set_data(struct imx_dsp_ipc *ipc, void *data)
+{
+	ipc->private_data = data;
+}
+
+static inline void *imx_dsp_get_data(struct imx_dsp_ipc *ipc)
+{
+	return ipc->private_data;
+}
+
+#if IS_ENABLED(CONFIG_IMX_DSP)
+
+int imx_dsp_ring_doorbell(struct imx_dsp_ipc *dsp, unsigned int chan_idx);
+
+struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx);
+void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx);
+
+#else
+
+static inline int imx_dsp_ring_doorbell(struct imx_dsp_ipc *ipc,
+					unsigned int chan_idx)
+{
+	return -ENOTSUPP;
+}
+
+struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx)
+{
+	return ERR_PTR(-EOPNOTSUPP);
+}
+
+void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx) { }
+
+#endif
+#endif /* _IMX_DSP_IPC_H */

linux-7.2.3/include/linux/firmware/imx/ipc.h

@@ -0,0 +1,71 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2018 NXP
+ *
+ * Header file for the IPC implementation.
+ */
+
+#ifndef _SC_IPC_H
+#define _SC_IPC_H
+
+#include <linux/device.h>
+#include <linux/types.h>
+
+#define IMX_SC_RPC_VERSION	1
+#define IMX_SC_RPC_MAX_MSG	8
+
+struct imx_sc_ipc;
+
+enum imx_sc_rpc_svc {
+	IMX_SC_RPC_SVC_UNKNOWN = 0,
+	IMX_SC_RPC_SVC_RETURN = 1,
+	IMX_SC_RPC_SVC_PM = 2,
+	IMX_SC_RPC_SVC_RM = 3,
+	IMX_SC_RPC_SVC_TIMER = 5,
+	IMX_SC_RPC_SVC_PAD = 6,
+	IMX_SC_RPC_SVC_MISC = 7,
+	IMX_SC_RPC_SVC_IRQ = 8,
+};
+
+struct imx_sc_rpc_msg {
+	uint8_t ver;
+	uint8_t size;
+	uint8_t svc;
+	uint8_t func;
+};
+
+#ifdef CONFIG_IMX_SCU
+/*
+ * This is an function to send an RPC message over an IPC channel.
+ * It is called by client-side SCFW API function shims.
+ *
+ * @param[in]     ipc         IPC handle
+ * @param[in,out] msg         handle to a message
+ * @param[in]     have_resp   response flag
+ *
+ * If have_resp is true then this function waits for a response
+ * and returns the result in msg.
+ */
+int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, bool have_resp);
+
+/*
+ * This function gets the default ipc handle used by SCU
+ *
+ * @param[out]	ipc	sc ipc handle
+ *
+ * @return Returns an error code (0 = success, failed if < 0)
+ */
+int imx_scu_get_handle(struct imx_sc_ipc **ipc);
+#else
+static inline int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg,
+				   bool have_resp)
+{
+	return -ENOTSUPP;
+}
+
+static inline int imx_scu_get_handle(struct imx_sc_ipc **ipc)
+{
+	return -ENOTSUPP;
+}
+#endif
+#endif /* _SC_IPC_H */

linux-7.2.3/include/linux/firmware/imx/s4.h

@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2021 NXP
+ *
+ * Header file for the IPC implementation.
+ */
+
+#ifndef _S4_IPC_H
+#define _S4_IPC_H
+
+struct imx_s4_ipc;
+
+struct imx_s4_rpc_msg {
+	uint8_t ver;
+	uint8_t size;
+	uint8_t cmd;
+	uint8_t tag;
+} __packed;
+
+#endif /* _S4_IPC_H */

linux-7.2.3/include/linux/firmware/imx/sci.h

@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017~2018 NXP
+ *
+ * Header file containing the public System Controller Interface (SCI)
+ * definitions.
+ */
+
+#ifndef _SC_SCI_H
+#define _SC_SCI_H
+
+#include <linux/firmware/imx/ipc.h>
+
+#include <linux/firmware/imx/svc/misc.h>
+#include <linux/firmware/imx/svc/pm.h>
+#include <linux/firmware/imx/svc/rm.h>
+
+#if IS_ENABLED(CONFIG_IMX_SCU)
+int imx_scu_enable_general_irq_channel(struct device *dev);
+int imx_scu_irq_register_notifier(struct notifier_block *nb);
+int imx_scu_irq_unregister_notifier(struct notifier_block *nb);
+int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable);
+int imx_scu_irq_get_status(u8 group, u32 *irq_status);
+int imx_scu_soc_init(struct device *dev);
+#else
+static inline int imx_scu_soc_init(struct device *dev)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int imx_scu_enable_general_irq_channel(struct device *dev)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int imx_scu_irq_register_notifier(struct notifier_block *nb)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int imx_scu_irq_unregister_notifier(struct notifier_block *nb)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int imx_scu_irq_get_status(u8 group, u32 *irq_status)
+{
+	return -EOPNOTSUPP;
+}
+#endif
+#endif /* _SC_SCI_H */

linux-7.2.3/include/linux/firmware/imx/sm.h

@@ -0,0 +1,99 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2024 NXP
+ */
+
+#ifndef _SCMI_IMX_H
+#define _SCMI_IMX_H
+
+#include <linux/bitfield.h>
+#include <linux/errno.h>
+#include <linux/scmi_imx_protocol.h>
+#include <linux/types.h>
+
+#define SCMI_IMX95_CTRL_PDM_CLK_SEL	0	/* AON PDM clock sel */
+#define SCMI_IMX95_CTRL_MQS1_SETTINGS	1	/* AON MQS settings */
+#define SCMI_IMX95_CTRL_SAI1_MCLK	2	/* AON SAI1 MCLK */
+#define SCMI_IMX95_CTRL_SAI3_MCLK	3	/* WAKE SAI3 MCLK */
+#define SCMI_IMX95_CTRL_SAI4_MCLK	4	/* WAKE SAI4 MCLK */
+#define SCMI_IMX95_CTRL_SAI5_MCLK	5	/* WAKE SAI5 MCLK */
+
+#define SCMI_IMX94_CTRL_PDM_CLK_SEL	0U	/*!< AON PDM clock sel */
+#define SCMI_IMX94_CTRL_MQS1_SETTINGS	1U	/*!< AON MQS settings */
+#define SCMI_IMX94_CTRL_MQS2_SETTINGS	2U	/*!< WAKE MQS settings */
+#define SCMI_IMX94_CTRL_SAI1_MCLK	3U	/*!< AON SAI1 MCLK */
+#define SCMI_IMX94_CTRL_SAI2_MCLK	4U	/*!< WAKE SAI2 MCLK */
+#define SCMI_IMX94_CTRL_SAI3_MCLK	5U	/*!< WAKE SAI3 MCLK */
+#define SCMI_IMX94_CTRL_SAI4_MCLK	6U	/*!< WAKE SAI4 MCLK */
+
+#define SCMI_IMX952_CTRL_BYPASS_AUDMIX	8U      /* WAKE AUDMIX */
+
+#if IS_ENABLED(CONFIG_IMX_SCMI_MISC_DRV)
+int scmi_imx_misc_ctrl_get(u32 id, u32 *num, u32 *val);
+int scmi_imx_misc_ctrl_set(u32 id, u32 val);
+#else
+static inline int scmi_imx_misc_ctrl_get(u32 id, u32 *num, u32 *val)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int scmi_imx_misc_ctrl_set(u32 id, u32 val)
+{
+	return -EOPNOTSUPP;
+}
+#endif
+
+#if IS_ENABLED(CONFIG_IMX_SCMI_CPU_DRV)
+int scmi_imx_cpu_start(u32 cpuid, bool start);
+int scmi_imx_cpu_started(u32 cpuid, bool *started);
+int scmi_imx_cpu_reset_vector_set(u32 cpuid, u64 vector, bool start, bool boot,
+				  bool resume);
+#else
+static inline int scmi_imx_cpu_start(u32 cpuid, bool start)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int scmi_imx_cpu_started(u32 cpuid, bool *started)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int scmi_imx_cpu_reset_vector_set(u32 cpuid, u64 vector, bool start,
+						bool boot, bool resume)
+{
+	return -EOPNOTSUPP;
+}
+#endif
+
+enum scmi_imx_lmm_op {
+	SCMI_IMX_LMM_BOOT,
+	SCMI_IMX_LMM_POWER_ON,
+	SCMI_IMX_LMM_SHUTDOWN,
+};
+
+/* For shutdown pperation */
+#define SCMI_IMX_LMM_OP_FORCEFUL	0
+#define SCMI_IMX_LMM_OP_GRACEFUL	BIT(0)
+
+#if IS_ENABLED(CONFIG_IMX_SCMI_LMM_DRV)
+int scmi_imx_lmm_operation(u32 lmid, enum scmi_imx_lmm_op op, u32 flags);
+int scmi_imx_lmm_info(u32 lmid, struct scmi_imx_lmm_info *info);
+int scmi_imx_lmm_reset_vector_set(u32 lmid, u32 cpuid, u32 flags, u64 vector);
+#else
+static inline int scmi_imx_lmm_operation(u32 lmid, enum scmi_imx_lmm_op op, u32 flags)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int scmi_imx_lmm_info(u32 lmid, struct scmi_imx_lmm_info *info)
+{
+	return -EOPNOTSUPP;
+}
+
+static inline int scmi_imx_lmm_reset_vector_set(u32 lmid, u32 cpuid, u32 flags, u64 vector)
+{
+	return -EOPNOTSUPP;
+}
+#endif
+#endif

linux-7.2.3/include/linux/firmware/imx/svc/misc.h

@@ -0,0 +1,77 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017~2018 NXP
+ *
+ * Header file containing the public API for the System Controller (SC)
+ * Miscellaneous (MISC) function.
+ *
+ * MISC_SVC (SVC) Miscellaneous Service
+ *
+ * Module for the Miscellaneous (MISC) service.
+ */
+
+#ifndef _SC_MISC_API_H
+#define _SC_MISC_API_H
+
+#include <linux/firmware/imx/sci.h>
+
+/*
+ * This type is used to indicate RPC MISC function calls.
+ */
+enum imx_misc_func {
+	IMX_SC_MISC_FUNC_UNKNOWN = 0,
+	IMX_SC_MISC_FUNC_SET_CONTROL = 1,
+	IMX_SC_MISC_FUNC_GET_CONTROL = 2,
+	IMX_SC_MISC_FUNC_SET_MAX_DMA_GROUP = 4,
+	IMX_SC_MISC_FUNC_SET_DMA_GROUP = 5,
+	IMX_SC_MISC_FUNC_SECO_IMAGE_LOAD = 8,
+	IMX_SC_MISC_FUNC_SECO_AUTHENTICATE = 9,
+	IMX_SC_MISC_FUNC_DEBUG_OUT = 10,
+	IMX_SC_MISC_FUNC_WAVEFORM_CAPTURE = 6,
+	IMX_SC_MISC_FUNC_BUILD_INFO = 15,
+	IMX_SC_MISC_FUNC_UNIQUE_ID = 19,
+	IMX_SC_MISC_FUNC_SET_ARI = 3,
+	IMX_SC_MISC_FUNC_BOOT_STATUS = 7,
+	IMX_SC_MISC_FUNC_BOOT_DONE = 14,
+	IMX_SC_MISC_FUNC_OTP_FUSE_READ = 11,
+	IMX_SC_MISC_FUNC_OTP_FUSE_WRITE = 17,
+	IMX_SC_MISC_FUNC_SET_TEMP = 12,
+	IMX_SC_MISC_FUNC_GET_TEMP = 13,
+	IMX_SC_MISC_FUNC_GET_BOOT_DEV = 16,
+	IMX_SC_MISC_FUNC_GET_BUTTON_STATUS = 18,
+};
+
+/*
+ * Control Functions
+ */
+
+#ifdef CONFIG_IMX_SCU
+int imx_sc_misc_set_control(struct imx_sc_ipc *ipc, u32 resource,
+			    u8 ctrl, u32 val);
+
+int imx_sc_misc_get_control(struct imx_sc_ipc *ipc, u32 resource,
+			    u8 ctrl, u32 *val);
+
+int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource,
+			bool enable, u64 phys_addr);
+#else
+static inline int imx_sc_misc_set_control(struct imx_sc_ipc *ipc,
+					  u32 resource, u8 ctrl, u32 val)
+{
+	return -ENOTSUPP;
+}
+
+static inline int imx_sc_misc_get_control(struct imx_sc_ipc *ipc,
+					  u32 resource, u8 ctrl, u32 *val)
+{
+	return -ENOTSUPP;
+}
+
+static inline int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource,
+				      bool enable, u64 phys_addr)
+{
+	return -ENOTSUPP;
+}
+#endif
+#endif /* _SC_MISC_API_H */

linux-7.2.3/include/linux/firmware/imx/svc/pm.h

@@ -0,0 +1,85 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017-2018 NXP
+ *
+ * Header file containing the public API for the System Controller (SC)
+ * Power Management (PM) function. This includes functions for power state
+ * control, clock control, reset control, and wake-up event control.
+ *
+ * PM_SVC (SVC) Power Management Service
+ *
+ * Module for the Power Management (PM) service.
+ */
+
+#ifndef _SC_PM_API_H
+#define _SC_PM_API_H
+
+#include <linux/firmware/imx/sci.h>
+
+/*
+ * This type is used to indicate RPC PM function calls.
+ */
+enum imx_sc_pm_func {
+	IMX_SC_PM_FUNC_UNKNOWN = 0,
+	IMX_SC_PM_FUNC_SET_SYS_POWER_MODE = 19,
+	IMX_SC_PM_FUNC_SET_PARTITION_POWER_MODE = 1,
+	IMX_SC_PM_FUNC_GET_SYS_POWER_MODE = 2,
+	IMX_SC_PM_FUNC_SET_RESOURCE_POWER_MODE = 3,
+	IMX_SC_PM_FUNC_GET_RESOURCE_POWER_MODE = 4,
+	IMX_SC_PM_FUNC_REQ_LOW_POWER_MODE = 16,
+	IMX_SC_PM_FUNC_SET_CPU_RESUME_ADDR = 17,
+	IMX_SC_PM_FUNC_REQ_SYS_IF_POWER_MODE = 18,
+	IMX_SC_PM_FUNC_SET_CLOCK_RATE = 5,
+	IMX_SC_PM_FUNC_GET_CLOCK_RATE = 6,
+	IMX_SC_PM_FUNC_CLOCK_ENABLE = 7,
+	IMX_SC_PM_FUNC_SET_CLOCK_PARENT = 14,
+	IMX_SC_PM_FUNC_GET_CLOCK_PARENT = 15,
+	IMX_SC_PM_FUNC_RESET = 13,
+	IMX_SC_PM_FUNC_RESET_REASON = 10,
+	IMX_SC_PM_FUNC_BOOT = 8,
+	IMX_SC_PM_FUNC_REBOOT = 9,
+	IMX_SC_PM_FUNC_REBOOT_PARTITION = 12,
+	IMX_SC_PM_FUNC_CPU_START = 11,
+};
+
+/*
+ * Defines for ALL parameters
+ */
+#define IMX_SC_PM_CLK_ALL		UINT8_MAX	/* All clocks */
+
+/*
+ * Defines for SC PM Power Mode
+ */
+#define IMX_SC_PM_PW_MODE_OFF	0	/* Power off */
+#define IMX_SC_PM_PW_MODE_STBY	1	/* Power in standby */
+#define IMX_SC_PM_PW_MODE_LP	2	/* Power in low-power */
+#define IMX_SC_PM_PW_MODE_ON	3	/* Power on */
+
+/*
+ * Defines for SC PM CLK
+ */
+#define IMX_SC_PM_CLK_SLV_BUS	0	/* Slave bus clock */
+#define IMX_SC_PM_CLK_MST_BUS	1	/* Master bus clock */
+#define IMX_SC_PM_CLK_PER	2	/* Peripheral clock */
+#define IMX_SC_PM_CLK_PHY	3	/* Phy clock */
+#define IMX_SC_PM_CLK_MISC	4	/* Misc clock */
+#define IMX_SC_PM_CLK_MISC0	0	/* Misc 0 clock */
+#define IMX_SC_PM_CLK_MISC1	1	/* Misc 1 clock */
+#define IMX_SC_PM_CLK_MISC2	2	/* Misc 2 clock */
+#define IMX_SC_PM_CLK_MISC3	3	/* Misc 3 clock */
+#define IMX_SC_PM_CLK_MISC4	4	/* Misc 4 clock */
+#define IMX_SC_PM_CLK_CPU	2	/* CPU clock */
+#define IMX_SC_PM_CLK_PLL	4	/* PLL */
+#define IMX_SC_PM_CLK_BYPASS	4	/* Bypass clock */
+
+/*
+ * Defines for SC PM CLK Parent
+ */
+#define IMX_SC_PM_PARENT_XTAL	0	/* Parent is XTAL. */
+#define IMX_SC_PM_PARENT_PLL0	1	/* Parent is PLL0 */
+#define IMX_SC_PM_PARENT_PLL1	2	/* Parent is PLL1 or PLL0/2 */
+#define IMX_SC_PM_PARENT_PLL2	3	/* Parent in PLL2 or PLL0/4 */
+#define IMX_SC_PM_PARENT_BYPS	4	/* Parent is a bypass clock. */
+
+#endif /* _SC_PM_API_H */

linux-7.2.3/include/linux/firmware/imx/svc/rm.h

@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017-2020 NXP
+ *
+ * Header file containing the public API for the System Controller (SC)
+ * Resource Management (RM) function. This includes functions for
+ * partitioning resources, pads, and memory regions.
+ *
+ * RM_SVC (SVC) Resource Management Service
+ *
+ * Module for the Resource Management (RM) service.
+ */
+
+#ifndef _SC_RM_API_H
+#define _SC_RM_API_H
+
+#include <linux/firmware/imx/sci.h>
+
+/*
+ * This type is used to indicate RPC RM function calls.
+ */
+enum imx_sc_rm_func {
+	IMX_SC_RM_FUNC_UNKNOWN = 0,
+	IMX_SC_RM_FUNC_PARTITION_ALLOC = 1,
+	IMX_SC_RM_FUNC_SET_CONFIDENTIAL = 31,
+	IMX_SC_RM_FUNC_PARTITION_FREE = 2,
+	IMX_SC_RM_FUNC_GET_DID = 26,
+	IMX_SC_RM_FUNC_PARTITION_STATIC = 3,
+	IMX_SC_RM_FUNC_PARTITION_LOCK = 4,
+	IMX_SC_RM_FUNC_GET_PARTITION = 5,
+	IMX_SC_RM_FUNC_SET_PARENT = 6,
+	IMX_SC_RM_FUNC_MOVE_ALL = 7,
+	IMX_SC_RM_FUNC_ASSIGN_RESOURCE = 8,
+	IMX_SC_RM_FUNC_SET_RESOURCE_MOVABLE = 9,
+	IMX_SC_RM_FUNC_SET_SUBSYS_RSRC_MOVABLE = 28,
+	IMX_SC_RM_FUNC_SET_MASTER_ATTRIBUTES = 10,
+	IMX_SC_RM_FUNC_SET_MASTER_SID = 11,
+	IMX_SC_RM_FUNC_SET_PERIPHERAL_PERMISSIONS = 12,
+	IMX_SC_RM_FUNC_IS_RESOURCE_OWNED = 13,
+	IMX_SC_RM_FUNC_GET_RESOURCE_OWNER = 33,
+	IMX_SC_RM_FUNC_IS_RESOURCE_MASTER = 14,
+	IMX_SC_RM_FUNC_IS_RESOURCE_PERIPHERAL = 15,
+	IMX_SC_RM_FUNC_GET_RESOURCE_INFO = 16,
+	IMX_SC_RM_FUNC_MEMREG_ALLOC = 17,
+	IMX_SC_RM_FUNC_MEMREG_SPLIT = 29,
+	IMX_SC_RM_FUNC_MEMREG_FRAG = 32,
+	IMX_SC_RM_FUNC_MEMREG_FREE = 18,
+	IMX_SC_RM_FUNC_FIND_MEMREG = 30,
+	IMX_SC_RM_FUNC_ASSIGN_MEMREG = 19,
+	IMX_SC_RM_FUNC_SET_MEMREG_PERMISSIONS = 20,
+	IMX_SC_RM_FUNC_IS_MEMREG_OWNED = 21,
+	IMX_SC_RM_FUNC_GET_MEMREG_INFO = 22,
+	IMX_SC_RM_FUNC_ASSIGN_PAD = 23,
+	IMX_SC_RM_FUNC_SET_PAD_MOVABLE = 24,
+	IMX_SC_RM_FUNC_IS_PAD_OWNED = 25,
+	IMX_SC_RM_FUNC_DUMP = 27,
+};
+
+#if IS_ENABLED(CONFIG_IMX_SCU)
+bool imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource);
+int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt);
+#else
+static inline bool
+imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource)
+{
+	return true;
+}
+static inline int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt)
+{
+	return -EOPNOTSUPP;
+}
+#endif
+#endif