drm/amdgpu: abstract the function of enter/exit safe mode for RLC

Abstract the function of amdgpu_gfx_rlc_enter/exit_safe_mode and some part of
rlc_init to improve the reusability of RLC.
Signed-off-by: NLikun Gao <Likun.Gao@amd.com>
Acked-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.c

-
 /*
  * Copyright 2014 Advanced Micro Devices, Inc.
  * Copyright 2008 Red Hat Inc.
@@ -23,11 +22,237 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  *
  */
-
+#include <linux/firmware.h>
 #include "amdgpu.h"
 #include "amdgpu_gfx.h"
 #include "amdgpu_rlc.h"
 
+/**
+ * amdgpu_gfx_rlc_enter_safe_mode - Set RLC into safe mode
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set RLC enter into safe mode if RLC is enabled and haven't in safe mode.
+ */
+void amdgpu_gfx_rlc_enter_safe_mode(struct amdgpu_device *adev)
+{
+	if (adev->gfx.rlc.in_safe_mode)
+		return;
+
+	/* if RLC is not enabled, do nothing */
+	if (!adev->gfx.rlc.funcs->is_rlc_enabled(adev))
+		return;
+
+	if (adev->cg_flags &
+	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
+	     AMD_CG_SUPPORT_GFX_3D_CGCG)) {
+		adev->gfx.rlc.funcs->set_safe_mode(adev);
+		adev->gfx.rlc.in_safe_mode = true;
+	}
+}
+
+/**
+ * amdgpu_gfx_rlc_exit_safe_mode - Set RLC out of safe mode
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Set RLC exit safe mode if RLC is enabled and have entered into safe mode.
+ */
+void amdgpu_gfx_rlc_exit_safe_mode(struct amdgpu_device *adev)
+{
+	if (!(adev->gfx.rlc.in_safe_mode))
+		return;
+
+	/* if RLC is not enabled, do nothing */
+	if (!adev->gfx.rlc.funcs->is_rlc_enabled(adev))
+		return;
+
+	if (adev->cg_flags &
+	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
+	     AMD_CG_SUPPORT_GFX_3D_CGCG)) {
+		adev->gfx.rlc.funcs->unset_safe_mode(adev);
+		adev->gfx.rlc.in_safe_mode = false;
+	}
+}
+
+/**
+ * amdgpu_gfx_rlc_init_sr - Init save restore block
+ *
+ * @adev: amdgpu_device pointer
+ * @dws: the size of save restore block
+ *
+ * Allocate and setup value to save restore block of rlc.
+ * Returns 0 on succeess or negative error code if allocate failed.
+ */
+int amdgpu_gfx_rlc_init_sr(struct amdgpu_device *adev, u32 dws)
+{
+	const u32 *src_ptr;
+	volatile u32 *dst_ptr;
+	u32 i;
+	int r;
+
+	/* allocate save restore block */
+	r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
+				      AMDGPU_GEM_DOMAIN_VRAM,
+				      &adev->gfx.rlc.save_restore_obj,
+				      &adev->gfx.rlc.save_restore_gpu_addr,
+				      (void **)&adev->gfx.rlc.sr_ptr);
+	if (r) {
+		dev_warn(adev->dev, "(%d) create RLC sr bo failed\n", r);
+		amdgpu_gfx_rlc_fini(adev);
+		return r;
+	}
+
+	/* write the sr buffer */
+	src_ptr = adev->gfx.rlc.reg_list;
+	dst_ptr = adev->gfx.rlc.sr_ptr;
+	for (i = 0; i < adev->gfx.rlc.reg_list_size; i++)
+		dst_ptr[i] = cpu_to_le32(src_ptr[i]);
+	amdgpu_bo_kunmap(adev->gfx.rlc.save_restore_obj);
+	amdgpu_bo_unreserve(adev->gfx.rlc.save_restore_obj);
+
+	return 0;
+}
+
+/**
+ * amdgpu_gfx_rlc_init_csb - Init clear state block
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Allocate and setup value to clear state block of rlc.
+ * Returns 0 on succeess or negative error code if allocate failed.
+ */
+int amdgpu_gfx_rlc_init_csb(struct amdgpu_device *adev)
+{
+	volatile u32 *dst_ptr;
+	u32 dws;
+	int r;
+
+	/* allocate clear state block */
+	adev->gfx.rlc.clear_state_size = dws = adev->gfx.rlc.funcs->get_csb_size(adev);
+	r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
+				      AMDGPU_GEM_DOMAIN_VRAM,
+				      &adev->gfx.rlc.clear_state_obj,
+				      &adev->gfx.rlc.clear_state_gpu_addr,
+				      (void **)&adev->gfx.rlc.cs_ptr);
+	if (r) {
+		dev_err(adev->dev, "(%d) failed to create rlc csb bo\n", r);
+		amdgpu_gfx_rlc_fini(adev);
+		return r;
+	}
+
+	/* set up the cs buffer */
+	dst_ptr = adev->gfx.rlc.cs_ptr;
+	adev->gfx.rlc.funcs->get_csb_buffer(adev, dst_ptr);
+	amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
+	amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj);
+	amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
+
+	return 0;
+}
+
+/**
+ * amdgpu_gfx_rlc_init_cpt - Init cp table
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Allocate and setup value to cp table of rlc.
+ * Returns 0 on succeess or negative error code if allocate failed.
+ */
+int amdgpu_gfx_rlc_init_cpt(struct amdgpu_device *adev)
+{
+	int r;
+
+	r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
+				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
+				      &adev->gfx.rlc.cp_table_obj,
+				      &adev->gfx.rlc.cp_table_gpu_addr,
+				      (void **)&adev->gfx.rlc.cp_table_ptr);
+	if (r) {
+		dev_err(adev->dev, "(%d) failed to create cp table bo\n", r);
+		amdgpu_gfx_rlc_fini(adev);
+		return r;
+	}
+
+	/* set up the cp table */
+	amdgpu_gfx_rlc_setup_cp_table(adev);
+	amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
+	amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
+
+	return 0;
+}
+
+/**
+ * amdgpu_gfx_rlc_setup_cp_table - setup cp the buffer of cp table
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Write cp firmware data into cp table.
+ */
+void amdgpu_gfx_rlc_setup_cp_table(struct amdgpu_device *adev)
+{
+	const __le32 *fw_data;
+	volatile u32 *dst_ptr;
+	int me, i, max_me;
+	u32 bo_offset = 0;
+	u32 table_offset, table_size;
+
+	max_me = adev->gfx.rlc.funcs->get_cp_table_num(adev);
+
+	/* write the cp table buffer */
+	dst_ptr = adev->gfx.rlc.cp_table_ptr;
+	for (me = 0; me < max_me; me++) {
+		if (me == 0) {
+			const struct gfx_firmware_header_v1_0 *hdr =
+				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
+			fw_data = (const __le32 *)
+				(adev->gfx.ce_fw->data +
+				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+			table_offset = le32_to_cpu(hdr->jt_offset);
+			table_size = le32_to_cpu(hdr->jt_size);
+		} else if (me == 1) {
+			const struct gfx_firmware_header_v1_0 *hdr =
+				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
+			fw_data = (const __le32 *)
+				(adev->gfx.pfp_fw->data +
+				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+			table_offset = le32_to_cpu(hdr->jt_offset);
+			table_size = le32_to_cpu(hdr->jt_size);
+		} else if (me == 2) {
+			const struct gfx_firmware_header_v1_0 *hdr =
+				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
+			fw_data = (const __le32 *)
+				(adev->gfx.me_fw->data +
+				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+			table_offset = le32_to_cpu(hdr->jt_offset);
+			table_size = le32_to_cpu(hdr->jt_size);
+		} else if (me == 3) {
+			const struct gfx_firmware_header_v1_0 *hdr =
+				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
+			fw_data = (const __le32 *)
+				(adev->gfx.mec_fw->data +
+				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+			table_offset = le32_to_cpu(hdr->jt_offset);
+			table_size = le32_to_cpu(hdr->jt_size);
+		} else  if (me == 4) {
+			const struct gfx_firmware_header_v1_0 *hdr =
+				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
+			fw_data = (const __le32 *)
+				(adev->gfx.mec2_fw->data +
+				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+			table_offset = le32_to_cpu(hdr->jt_offset);
+			table_size = le32_to_cpu(hdr->jt_size);
+		}
+
+		for (i = 0; i < table_size; i ++) {
+			dst_ptr[bo_offset + i] =
+				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
+		}
+
+		bo_offset += table_size;
+	}
+}
+
 /**
  * amdgpu_gfx_rlc_fini - Free BO which used for RLC
  *

drivers/gpu/drm/amd/amdgpu/amdgpu_rlc.h

-
 /*
  * Copyright 2014 Advanced Micro Devices, Inc.
  *
@@ -28,9 +27,13 @@
 #include "clearstate_defs.h"
 
 struct amdgpu_rlc_funcs {
-	void (*enter_safe_mode)(struct amdgpu_device *adev);
-	void (*exit_safe_mode)(struct amdgpu_device *adev);
+	bool (*is_rlc_enabled)(struct amdgpu_device *adev);
+	void (*set_safe_mode)(struct amdgpu_device *adev);
+	void (*unset_safe_mode)(struct amdgpu_device *adev);
 	int  (*init)(struct amdgpu_device *adev);
+	u32  (*get_csb_size)(struct amdgpu_device *adev);
+	void (*get_csb_buffer)(struct amdgpu_device *adev, volatile u32 *buffer);
+	int  (*get_cp_table_num)(struct amdgpu_device *adev);
 	int  (*resume)(struct amdgpu_device *adev);
 	void (*stop)(struct amdgpu_device *adev);
 	void (*reset)(struct amdgpu_device *adev);
@@ -39,21 +42,21 @@ struct amdgpu_rlc_funcs {
 
 struct amdgpu_rlc {
 	/* for power gating */
-	struct amdgpu_bo	*save_restore_obj;
-	uint64_t		save_restore_gpu_addr;
-	volatile uint32_t	*sr_ptr;
+	struct amdgpu_bo        *save_restore_obj;
+	uint64_t                save_restore_gpu_addr;
+	volatile uint32_t       *sr_ptr;
 	const u32               *reg_list;
 	u32                     reg_list_size;
 	/* for clear state */
-	struct amdgpu_bo	*clear_state_obj;
-	uint64_t		clear_state_gpu_addr;
-	volatile uint32_t	*cs_ptr;
+	struct amdgpu_bo        *clear_state_obj;
+	uint64_t                clear_state_gpu_addr;
+	volatile uint32_t       *cs_ptr;
 	const struct cs_section_def   *cs_data;
 	u32                     clear_state_size;
 	/* for cp tables */
-	struct amdgpu_bo	*cp_table_obj;
-	uint64_t		cp_table_gpu_addr;
-	volatile uint32_t	*cp_table_ptr;
+	struct amdgpu_bo        *cp_table_obj;
+	uint64_t                cp_table_gpu_addr;
+	volatile uint32_t       *cp_table_ptr;
 	u32                     cp_table_size;
 
 	/* safe mode for updating CG/PG state */
@@ -84,6 +87,12 @@ struct amdgpu_rlc {
 	bool is_rlc_v2_1;
 };
 
+void amdgpu_gfx_rlc_enter_safe_mode(struct amdgpu_device *adev);
+void amdgpu_gfx_rlc_exit_safe_mode(struct amdgpu_device *adev);
+int amdgpu_gfx_rlc_init_sr(struct amdgpu_device *adev, u32 dws);
+int amdgpu_gfx_rlc_init_csb(struct amdgpu_device *adev);
+int amdgpu_gfx_rlc_init_cpt(struct amdgpu_device *adev);
+void amdgpu_gfx_rlc_setup_cp_table(struct amdgpu_device *adev);
 void amdgpu_gfx_rlc_fini(struct amdgpu_device *adev);
 
 #endif

drivers/gpu/drm/amd/amdgpu/ci_dpm.c

@@ -743,19 +743,19 @@ static int ci_enable_didt(struct amdgpu_device *adev, bool enable)
 
 	if (pi->caps_sq_ramping || pi->caps_db_ramping ||
 	    pi->caps_td_ramping || pi->caps_tcp_ramping) {
-		adev->gfx.rlc.funcs->enter_safe_mode(adev);
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 		if (enable) {
 			ret = ci_program_pt_config_registers(adev, didt_config_ci);
 			if (ret) {
-				adev->gfx.rlc.funcs->exit_safe_mode(adev);
+				amdgpu_gfx_rlc_exit_safe_mode(adev);
 				return ret;
 			}
 		}
 
 		ci_do_enable_didt(adev, enable);
 
-		adev->gfx.rlc.funcs->exit_safe_mode(adev);
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
 	}
 
 	return 0;

drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c

@@ -2355,7 +2355,7 @@ static int gfx_v6_0_rlc_init(struct amdgpu_device *adev)
 {
 	const u32 *src_ptr;
 	volatile u32 *dst_ptr;
-	u32 dws, i;
+	u32 dws;
 	u64 reg_list_mc_addr;
 	const struct cs_section_def *cs_data;
 	int r;
@@ -2370,26 +2370,10 @@ static int gfx_v6_0_rlc_init(struct amdgpu_device *adev)
 	cs_data = adev->gfx.rlc.cs_data;
 
 	if (src_ptr) {
-		/* save restore block */
-		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
-					      AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.save_restore_obj,
-					      &adev->gfx.rlc.save_restore_gpu_addr,
-					      (void **)&adev->gfx.rlc.sr_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create RLC sr bo failed\n",
-				 r);
-			amdgpu_gfx_rlc_fini(adev);
+		/* init save restore block */
+		r = amdgpu_gfx_rlc_init_sr(adev, dws);
+		if (r)
 			return r;
-		}
-
-		/* write the sr buffer */
-		dst_ptr = adev->gfx.rlc.sr_ptr;
-		for (i = 0; i < adev->gfx.rlc.reg_list_size; i++)
-			dst_ptr[i] = cpu_to_le32(src_ptr[i]);
-
-		amdgpu_bo_kunmap(adev->gfx.rlc.save_restore_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.save_restore_obj);
 	}
 
 	if (cs_data) {

drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c

@@ -882,7 +882,6 @@ static const u32 kalindi_rlc_save_restore_register_list[] =
 
 static u32 gfx_v7_0_get_csb_size(struct amdgpu_device *adev);
 static void gfx_v7_0_get_csb_buffer(struct amdgpu_device *adev, volatile u32 *buffer);
-static void gfx_v7_0_init_cp_pg_table(struct amdgpu_device *adev);
 static void gfx_v7_0_init_pg(struct amdgpu_device *adev);
 static void gfx_v7_0_get_cu_info(struct amdgpu_device *adev);
 
@@ -3255,8 +3254,7 @@ static void gfx_v7_0_ring_emit_wreg(struct amdgpu_ring *ring,
 static int gfx_v7_0_rlc_init(struct amdgpu_device *adev)
 {
 	const u32 *src_ptr;
-	volatile u32 *dst_ptr;
-	u32 dws, i;
+	u32 dws;
 	const struct cs_section_def *cs_data;
 	int r;
 
@@ -3283,66 +3281,23 @@ static int gfx_v7_0_rlc_init(struct amdgpu_device *adev)
 	cs_data = adev->gfx.rlc.cs_data;
 
 	if (src_ptr) {
-		/* save restore block */
-		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
-					      AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.save_restore_obj,
-					      &adev->gfx.rlc.save_restore_gpu_addr,
-					      (void **)&adev->gfx.rlc.sr_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create, pin or map of RLC sr bo failed\n", r);
-			amdgpu_gfx_rlc_fini(adev);
+		/* init save restore block */
+		r = amdgpu_gfx_rlc_init_sr(adev, dws);
+		if (r)
 			return r;
-		}
-
-		/* write the sr buffer */
-		dst_ptr = adev->gfx.rlc.sr_ptr;
-		for (i = 0; i < adev->gfx.rlc.reg_list_size; i++)
-			dst_ptr[i] = cpu_to_le32(src_ptr[i]);
-		amdgpu_bo_kunmap(adev->gfx.rlc.save_restore_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.save_restore_obj);
 	}
 
 	if (cs_data) {
-		/* clear state block */
-		adev->gfx.rlc.clear_state_size = dws = gfx_v7_0_get_csb_size(adev);
-
-		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
-					      AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.clear_state_obj,
-					      &adev->gfx.rlc.clear_state_gpu_addr,
-					      (void **)&adev->gfx.rlc.cs_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create RLC c bo failed\n", r);
-			amdgpu_gfx_rlc_fini(adev);
+		/* init clear state block */
+		r = amdgpu_gfx_rlc_init_csb(adev);
+		if (r)
 			return r;
-		}
-
-		/* set up the cs buffer */
-		dst_ptr = adev->gfx.rlc.cs_ptr;
-		gfx_v7_0_get_csb_buffer(adev, dst_ptr);
-		amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
 	}
 
 	if (adev->gfx.rlc.cp_table_size) {
-
-		r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
-					      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.cp_table_obj,
-					      &adev->gfx.rlc.cp_table_gpu_addr,
-					      (void **)&adev->gfx.rlc.cp_table_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create RLC cp table bo failed\n", r);
-			amdgpu_gfx_rlc_fini(adev);
+		r = amdgpu_gfx_rlc_init_cpt(adev);
+		if (r)
 			return r;
-		}
-
-		gfx_v7_0_init_cp_pg_table(adev);
-
-		amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
-
 	}
 
 	return 0;
@@ -3423,7 +3378,12 @@ static u32 gfx_v7_0_halt_rlc(struct amdgpu_device *adev)
 	return orig;
 }
 
-static void gfx_v7_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
+static bool gfx_v7_0_is_rlc_enabled(struct amdgpu_device *adev)
+{
+	return true;
+}
+
+static void gfx_v7_0_set_safe_mode(struct amdgpu_device *adev)
 {
 	u32 tmp, i, mask;
 
@@ -3445,7 +3405,7 @@ static void gfx_v7_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
 	}
 }
 
-static void gfx_v7_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
+static void gfx_v7_0_unset_safe_mode(struct amdgpu_device *adev)
 {
 	u32 tmp;
 
@@ -3761,72 +3721,12 @@ static void gfx_v7_0_enable_gds_pg(struct amdgpu_device *adev, bool enable)
 		WREG32(mmRLC_PG_CNTL, data);
 }
 
-static void gfx_v7_0_init_cp_pg_table(struct amdgpu_device *adev)
+static int gfx_v7_0_cp_pg_table_num(struct amdgpu_device *adev)
 {
-	const __le32 *fw_data;
-	volatile u32 *dst_ptr;
-	int me, i, max_me = 4;
-	u32 bo_offset = 0;
-	u32 table_offset, table_size;
-
 	if (adev->asic_type == CHIP_KAVERI)
-		max_me = 5;
-
-	if (adev->gfx.rlc.cp_table_ptr == NULL)
-		return;
-
-	/* write the cp table buffer */
-	dst_ptr = adev->gfx.rlc.cp_table_ptr;
-	for (me = 0; me < max_me; me++) {
-		if (me == 0) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.ce_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 1) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.pfp_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 2) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.me_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 3) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec2_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		}
-
-		for (i = 0; i < table_size; i ++) {
-			dst_ptr[bo_offset + i] =
-				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
-		}
-
-		bo_offset += table_size;
-	}
+		return 5;
+	else
+		return 4;
 }
 
 static void gfx_v7_0_enable_gfx_cgpg(struct amdgpu_device *adev,
@@ -4265,9 +4165,13 @@ static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = {
 };
 
 static const struct amdgpu_rlc_funcs gfx_v7_0_rlc_funcs = {
-	.enter_safe_mode = gfx_v7_0_enter_rlc_safe_mode,
-	.exit_safe_mode = gfx_v7_0_exit_rlc_safe_mode,
+	.is_rlc_enabled = gfx_v7_0_is_rlc_enabled,
+	.set_safe_mode = gfx_v7_0_set_safe_mode,
+	.unset_safe_mode = gfx_v7_0_unset_safe_mode,
 	.init = gfx_v7_0_rlc_init,
+	.get_csb_size = gfx_v7_0_get_csb_size,
+	.get_csb_buffer = gfx_v7_0_get_csb_buffer,
+	.get_cp_table_num = gfx_v7_0_cp_pg_table_num,
 	.resume = gfx_v7_0_rlc_resume,
 	.stop = gfx_v7_0_rlc_stop,
 	.reset = gfx_v7_0_rlc_reset,

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

@@ -1283,75 +1283,16 @@ static void gfx_v8_0_get_csb_buffer(struct amdgpu_device *adev,
 	buffer[count++] = cpu_to_le32(0);
 }
 
-static void cz_init_cp_jump_table(struct amdgpu_device *adev)
+static int gfx_v8_0_cp_jump_table_num(struct amdgpu_device *adev)
 {
-	const __le32 *fw_data;
-	volatile u32 *dst_ptr;
-	int me, i, max_me = 4;
-	u32 bo_offset = 0;
-	u32 table_offset, table_size;
-
 	if (adev->asic_type == CHIP_CARRIZO)
-		max_me = 5;
-
-	/* write the cp table buffer */
-	dst_ptr = adev->gfx.rlc.cp_table_ptr;
-	for (me = 0; me < max_me; me++) {
-		if (me == 0) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.ce_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 1) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.pfp_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 2) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.me_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 3) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else  if (me == 4) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec2_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		}
-
-		for (i = 0; i < table_size; i ++) {
-			dst_ptr[bo_offset + i] =
-				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
-		}
-
-		bo_offset += table_size;
-	}
+		return 5;
+	else
+		return 4;
 }
 
 static int gfx_v8_0_rlc_init(struct amdgpu_device *adev)
 {
-	volatile u32 *dst_ptr;
-	u32 dws;
 	const struct cs_section_def *cs_data;
 	int r;
 
@@ -1360,44 +1301,18 @@ static int gfx_v8_0_rlc_init(struct amdgpu_device *adev)
 	cs_data = adev->gfx.rlc.cs_data;
 
 	if (cs_data) {
-		/* clear state block */
-		adev->gfx.rlc.clear_state_size = dws = gfx_v8_0_get_csb_size(adev);
-
-		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
-					      AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.clear_state_obj,
-					      &adev->gfx.rlc.clear_state_gpu_addr,
-					      (void **)&adev->gfx.rlc.cs_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create RLC c bo failed\n", r);
-			amdgpu_gfx_rlc_fini(adev);
+		/* init clear state block */
+		r = amdgpu_gfx_rlc_init_csb(adev);
+		if (r)
 			return r;
-		}
-
-		/* set up the cs buffer */
-		dst_ptr = adev->gfx.rlc.cs_ptr;
-		gfx_v8_0_get_csb_buffer(adev, dst_ptr);
-		amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
 	}
 
 	if ((adev->asic_type == CHIP_CARRIZO) ||
 	    (adev->asic_type == CHIP_STONEY)) {
 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
-		r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
-					      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.cp_table_obj,
-					      &adev->gfx.rlc.cp_table_gpu_addr,
-					      (void **)&adev->gfx.rlc.cp_table_ptr);
-		if (r) {
-			dev_warn(adev->dev, "(%d) create RLC cp table bo failed\n", r);
+		r = amdgpu_gfx_rlc_init_cpt(adev);
+		if (r)
 			return r;
-		}
-
-		cz_init_cp_jump_table(adev);
-
-		amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
 	}
 
 	return 0;
@@ -4945,7 +4860,7 @@ static int gfx_v8_0_hw_fini(void *handle)
 		pr_debug("For SRIOV client, shouldn't do anything.\n");
 		return 0;
 	}
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 	if (!gfx_v8_0_wait_for_idle(adev))
 		gfx_v8_0_cp_enable(adev, false);
 	else
@@ -4954,7 +4869,7 @@ static int gfx_v8_0_hw_fini(void *handle)
 		adev->gfx.rlc.funcs->stop(adev);
 	else
 		pr_err("rlc is busy, skip halt rlc\n");
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 	return 0;
 }
 
@@ -5417,7 +5332,7 @@ static int gfx_v8_0_set_powergating_state(void *handle,
 				AMD_PG_SUPPORT_RLC_SMU_HS |
 				AMD_PG_SUPPORT_CP |
 				AMD_PG_SUPPORT_GFX_DMG))
-		adev->gfx.rlc.funcs->enter_safe_mode(adev);
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
 	switch (adev->asic_type) {
 	case CHIP_CARRIZO:
 	case CHIP_STONEY:
@@ -5471,7 +5386,7 @@ static int gfx_v8_0_set_powergating_state(void *handle,
 				AMD_PG_SUPPORT_RLC_SMU_HS |
 				AMD_PG_SUPPORT_CP |
 				AMD_PG_SUPPORT_GFX_DMG))
-		adev->gfx.rlc.funcs->exit_safe_mode(adev);
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
 	return 0;
 }
 
@@ -5565,57 +5480,53 @@ static void gfx_v8_0_send_serdes_cmd(struct amdgpu_device *adev,
 #define RLC_GPR_REG2__MESSAGE__SHIFT 0x00000001
 #define RLC_GPR_REG2__MESSAGE_MASK 0x0000001e
 
-static void iceland_enter_rlc_safe_mode(struct amdgpu_device *adev)
+static bool gfx_v8_0_is_rlc_enabled(struct amdgpu_device *adev)
 {
-	u32 data;
-	unsigned i;
+	uint32_t rlc_setting;
 
-	data = RREG32(mmRLC_CNTL);
-	if (!(data & RLC_CNTL__RLC_ENABLE_F32_MASK))
-		return;
+	rlc_setting = RREG32(mmRLC_CNTL);
+	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
+		return false;
 
-	if (adev->cg_flags & (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
-		data |= RLC_SAFE_MODE__CMD_MASK;
-		data &= ~RLC_SAFE_MODE__MESSAGE_MASK;
-		data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
-		WREG32(mmRLC_SAFE_MODE, data);
+	return true;
+}
 
-		for (i = 0; i < adev->usec_timeout; i++) {
-			if ((RREG32(mmRLC_GPM_STAT) &
-			     (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
-			      RLC_GPM_STAT__GFX_POWER_STATUS_MASK)) ==
-			    (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
-			     RLC_GPM_STAT__GFX_POWER_STATUS_MASK))
-				break;
-			udelay(1);
-		}
+static void gfx_v8_0_set_safe_mode(struct amdgpu_device *adev)
+{
+	uint32_t data;
+	unsigned i;
+	data = RREG32(mmRLC_CNTL);
+	data |= RLC_SAFE_MODE__CMD_MASK;
+	data &= ~RLC_SAFE_MODE__MESSAGE_MASK;
+	data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
+	WREG32(mmRLC_SAFE_MODE, data);
 
-		for (i = 0; i < adev->usec_timeout; i++) {
-			if (!REG_GET_FIELD(RREG32(mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
-				break;
-			udelay(1);
-		}
-		adev->gfx.rlc.in_safe_mode = true;
+	/* wait for RLC_SAFE_MODE */
+	for (i = 0; i < adev->usec_timeout; i++) {
+		if ((RREG32(mmRLC_GPM_STAT) &
+		     (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
+		      RLC_GPM_STAT__GFX_POWER_STATUS_MASK)) ==
+		    (RLC_GPM_STAT__GFX_CLOCK_STATUS_MASK |
+		     RLC_GPM_STAT__GFX_POWER_STATUS_MASK))
+			break;
+		udelay(1);
+	}
+	for (i = 0; i < adev->usec_timeout; i++) {
+		if (!REG_GET_FIELD(RREG32(mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
+			break;
+		udelay(1);
 	}
 }
 
-static void iceland_exit_rlc_safe_mode(struct amdgpu_device *adev)
+static void gfx_v8_0_unset_safe_mode(struct amdgpu_device *adev)
 {
-	u32 data = 0;
+	uint32_t data;
 	unsigned i;
 
 	data = RREG32(mmRLC_CNTL);
-	if (!(data & RLC_CNTL__RLC_ENABLE_F32_MASK))
-		return;
-
-	if (adev->cg_flags & (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
-		if (adev->gfx.rlc.in_safe_mode) {
-			data |= RLC_SAFE_MODE__CMD_MASK;
-			data &= ~RLC_SAFE_MODE__MESSAGE_MASK;
-			WREG32(mmRLC_SAFE_MODE, data);
-			adev->gfx.rlc.in_safe_mode = false;
-		}
-	}
+	data |= RLC_SAFE_MODE__CMD_MASK;
+	data &= ~RLC_SAFE_MODE__MESSAGE_MASK;
+	WREG32(mmRLC_SAFE_MODE, data);
 
 	for (i = 0; i < adev->usec_timeout; i++) {
 		if (!REG_GET_FIELD(RREG32(mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
@@ -5625,9 +5536,13 @@ static void iceland_exit_rlc_safe_mode(struct amdgpu_device *adev)
 }
 
 static const struct amdgpu_rlc_funcs iceland_rlc_funcs = {
-	.enter_safe_mode = iceland_enter_rlc_safe_mode,
-	.exit_safe_mode = iceland_exit_rlc_safe_mode,
+	.is_rlc_enabled = gfx_v8_0_is_rlc_enabled,
+	.set_safe_mode = gfx_v8_0_set_safe_mode,
+	.unset_safe_mode = gfx_v8_0_unset_safe_mode,
 	.init = gfx_v8_0_rlc_init,
+	.get_csb_size = gfx_v8_0_get_csb_size,
+	.get_csb_buffer = gfx_v8_0_get_csb_buffer,
+	.get_cp_table_num = gfx_v8_0_cp_jump_table_num,
 	.resume = gfx_v8_0_rlc_resume,
 	.stop = gfx_v8_0_rlc_stop,
 	.reset = gfx_v8_0_rlc_reset,
@@ -5639,7 +5554,7 @@ static void gfx_v8_0_update_medium_grain_clock_gating(struct amdgpu_device *adev
 {
 	uint32_t temp, data;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	/* It is disabled by HW by default */
 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) {
@@ -5735,7 +5650,7 @@ static void gfx_v8_0_update_medium_grain_clock_gating(struct amdgpu_device *adev
 		gfx_v8_0_wait_for_rlc_serdes(adev);
 	}
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 }
 
 static void gfx_v8_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
@@ -5745,7 +5660,7 @@ static void gfx_v8_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev
 
 	temp = data = RREG32(mmRLC_CGCG_CGLS_CTRL);
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
 		temp1 = data1 =	RREG32(mmRLC_CGTT_MGCG_OVERRIDE);
@@ -5828,7 +5743,7 @@ static void gfx_v8_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev
 
 	gfx_v8_0_wait_for_rlc_serdes(adev);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 }
 static int gfx_v8_0_update_gfx_clock_gating(struct amdgpu_device *adev,
 					    bool enable)

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

@@ -1050,72 +1050,13 @@ static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
 	WREG32_FIELD15(GC, 0, RLC_LB_CNTL, LOAD_BALANCE_ENABLE, enable ? 1 : 0);
 }
 
-static void rv_init_cp_jump_table(struct amdgpu_device *adev)
+static int gfx_v9_0_cp_jump_table_num(struct amdgpu_device *adev)
 {
-	const __le32 *fw_data;
-	volatile u32 *dst_ptr;
-	int me, i, max_me = 5;
-	u32 bo_offset = 0;
-	u32 table_offset, table_size;
-
-	/* write the cp table buffer */
-	dst_ptr = adev->gfx.rlc.cp_table_ptr;
-	for (me = 0; me < max_me; me++) {
-		if (me == 0) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.ce_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 1) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.pfp_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 2) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.me_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else if (me == 3) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		} else  if (me == 4) {
-			const struct gfx_firmware_header_v1_0 *hdr =
-				(const struct gfx_firmware_header_v1_0 *)adev->gfx.mec2_fw->data;
-			fw_data = (const __le32 *)
-				(adev->gfx.mec2_fw->data +
-				 le32_to_cpu(hdr->header.ucode_array_offset_bytes));
-			table_offset = le32_to_cpu(hdr->jt_offset);
-			table_size = le32_to_cpu(hdr->jt_size);
-		}
-
-		for (i = 0; i < table_size; i ++) {
-			dst_ptr[bo_offset + i] =
-				cpu_to_le32(le32_to_cpu(fw_data[table_offset + i]));
-		}
-
-		bo_offset += table_size;
-	}
+	return 5;
 }
 
 static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
 {
-	volatile u32 *dst_ptr;
-	u32 dws;
 	const struct cs_section_def *cs_data;
 	int r;
 
@@ -1124,45 +1065,18 @@ static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
 	cs_data = adev->gfx.rlc.cs_data;
 
 	if (cs_data) {
-		/* clear state block */
-		adev->gfx.rlc.clear_state_size = dws = gfx_v9_0_get_csb_size(adev);
-		r = amdgpu_bo_create_reserved(adev, dws * 4, PAGE_SIZE,
-					      AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.clear_state_obj,
-					      &adev->gfx.rlc.clear_state_gpu_addr,
-					      (void **)&adev->gfx.rlc.cs_ptr);
-		if (r) {
-			dev_err(adev->dev, "(%d) failed to create rlc csb bo\n",
-				r);
-			amdgpu_gfx_rlc_fini(adev);
+		/* init clear state block */
+		r = amdgpu_gfx_rlc_init_csb(adev);
+		if (r)
 			return r;
-		}
-		/* set up the cs buffer */
-		dst_ptr = adev->gfx.rlc.cs_ptr;
-		gfx_v9_0_get_csb_buffer(adev, dst_ptr);
-		amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj);
-		amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj);
 	}
 
 	if (adev->asic_type == CHIP_RAVEN) {
 		/* TODO: double check the cp_table_size for RV */
 		adev->gfx.rlc.cp_table_size = ALIGN(96 * 5 * 4, 2048) + (64 * 1024); /* JT + GDS */
-		r = amdgpu_bo_create_reserved(adev, adev->gfx.rlc.cp_table_size,
-					      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
-					      &adev->gfx.rlc.cp_table_obj,
-					      &adev->gfx.rlc.cp_table_gpu_addr,
-					      (void **)&adev->gfx.rlc.cp_table_ptr);
-		if (r) {
-			dev_err(adev->dev,
-				"(%d) failed to create cp table bo\n", r);
-			amdgpu_gfx_rlc_fini(adev);
+		r = amdgpu_gfx_rlc_init_cpt(adev);
+		if (r)
 			return r;
-		}
-
-		rv_init_cp_jump_table(adev);
-		amdgpu_bo_kunmap(adev->gfx.rlc.cp_table_obj);
-		amdgpu_bo_unreserve(adev->gfx.rlc.cp_table_obj);
 	}
 
 	switch (adev->asic_type) {
@@ -3585,64 +3499,47 @@ static int gfx_v9_0_late_init(void *handle)
 	return 0;
 }
 
-static void gfx_v9_0_enter_rlc_safe_mode(struct amdgpu_device *adev)
+static bool gfx_v9_0_is_rlc_enabled(struct amdgpu_device *adev)
 {
-	uint32_t rlc_setting, data;
-	unsigned i;
-
-	if (adev->gfx.rlc.in_safe_mode)
-		return;
+	uint32_t rlc_setting;
 
 	/* if RLC is not enabled, do nothing */
 	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
 	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
-		return;
-
-	if (adev->cg_flags &
-	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG |
-	     AMD_CG_SUPPORT_GFX_3D_CGCG)) {
-		data = RLC_SAFE_MODE__CMD_MASK;
-		data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
-		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
+		return false;
 
-		/* wait for RLC_SAFE_MODE */
-		for (i = 0; i < adev->usec_timeout; i++) {
-			if (!REG_GET_FIELD(RREG32_SOC15(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
-				break;
-			udelay(1);
-		}
-		adev->gfx.rlc.in_safe_mode = true;
-	}
+	return true;
 }
 
-static void gfx_v9_0_exit_rlc_safe_mode(struct amdgpu_device *adev)
+static void gfx_v9_0_set_safe_mode(struct amdgpu_device *adev)
 {
-	uint32_t rlc_setting, data;
-
-	if (!adev->gfx.rlc.in_safe_mode)
-		return;
+	uint32_t data;
+	unsigned i;
 
-	/* if RLC is not enabled, do nothing */
-	rlc_setting = RREG32_SOC15(GC, 0, mmRLC_CNTL);
-	if (!(rlc_setting & RLC_CNTL__RLC_ENABLE_F32_MASK))
-		return;
+	data = RLC_SAFE_MODE__CMD_MASK;
+	data |= (1 << RLC_SAFE_MODE__MESSAGE__SHIFT);
+	WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
 
-	if (adev->cg_flags &
-	    (AMD_CG_SUPPORT_GFX_CGCG | AMD_CG_SUPPORT_GFX_MGCG)) {
-		/*
-		 * Try to exit safe mode only if it is already in safe
-		 * mode.
-		 */
-		data = RLC_SAFE_MODE__CMD_MASK;
-		WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
-		adev->gfx.rlc.in_safe_mode = false;
+	/* wait for RLC_SAFE_MODE */
+	for (i = 0; i < adev->usec_timeout; i++) {
+		if (!REG_GET_FIELD(RREG32_SOC15(GC, 0, mmRLC_SAFE_MODE), RLC_SAFE_MODE, CMD))
+			break;
+		udelay(1);
 	}
 }
 
+static void gfx_v9_0_unset_safe_mode(struct amdgpu_device *adev)
+{
+	uint32_t data;
+
+	data = RLC_SAFE_MODE__CMD_MASK;
+	WREG32_SOC15(GC, 0, mmRLC_SAFE_MODE, data);
+}
+
 static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
 						bool enable)
 {
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	if ((adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) && enable) {
 		gfx_v9_0_enable_gfx_cg_power_gating(adev, true);
@@ -3653,7 +3550,7 @@ static void gfx_v9_0_update_gfx_cg_power_gating(struct amdgpu_device *adev,
 		gfx_v9_0_enable_gfx_pipeline_powergating(adev, false);
 	}
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 }
 
 static void gfx_v9_0_update_gfx_mg_power_gating(struct amdgpu_device *adev,
@@ -3751,7 +3648,7 @@ static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
 {
 	uint32_t data, def;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	/* Enable 3D CGCG/CGLS */
 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_3D_CGCG)) {
@@ -3791,7 +3688,7 @@ static void gfx_v9_0_update_3d_clock_gating(struct amdgpu_device *adev,
 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL_3D, data);
 	}
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 }
 
 static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev,
@@ -3799,7 +3696,7 @@ static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev
 {
 	uint32_t def, data;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) {
 		def = data = RREG32_SOC15(GC, 0, mmRLC_CGTT_MGCG_OVERRIDE);
@@ -3839,7 +3736,7 @@ static void gfx_v9_0_update_coarse_grain_clock_gating(struct amdgpu_device *adev
 			WREG32_SOC15(GC, 0, mmRLC_CGCG_CGLS_CTRL, data);
 	}
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 }
 
 static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
@@ -3868,9 +3765,13 @@ static int gfx_v9_0_update_gfx_clock_gating(struct amdgpu_device *adev,
 }
 
 static const struct amdgpu_rlc_funcs gfx_v9_0_rlc_funcs = {
-	.enter_safe_mode = gfx_v9_0_enter_rlc_safe_mode,
-	.exit_safe_mode = gfx_v9_0_exit_rlc_safe_mode,
+	.is_rlc_enabled = gfx_v9_0_is_rlc_enabled,
+	.set_safe_mode = gfx_v9_0_set_safe_mode,
+	.unset_safe_mode = gfx_v9_0_unset_safe_mode,
 	.init = gfx_v9_0_rlc_init,
+	.get_csb_size = gfx_v9_0_get_csb_size,
+	.get_csb_buffer = gfx_v9_0_get_csb_buffer,
+	.get_cp_table_num = gfx_v9_0_cp_jump_table_num,
 	.resume = gfx_v9_0_rlc_resume,
 	.stop = gfx_v9_0_rlc_stop,
 	.reset = gfx_v9_0_rlc_reset,

drivers/gpu/drm/amd/amdgpu/kv_dpm.c

@@ -508,19 +508,19 @@ static int kv_enable_didt(struct amdgpu_device *adev, bool enable)
 	    pi->caps_db_ramping ||
 	    pi->caps_td_ramping ||
 	    pi->caps_tcp_ramping) {
-		adev->gfx.rlc.funcs->enter_safe_mode(adev);
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 		if (enable) {
 			ret = kv_program_pt_config_registers(adev, didt_config_kv);
 			if (ret) {
-				adev->gfx.rlc.funcs->exit_safe_mode(adev);
+				amdgpu_gfx_rlc_exit_safe_mode(adev);
 				return ret;
 			}
 		}
 
 		kv_do_enable_didt(adev, enable);
 
-		adev->gfx.rlc.funcs->exit_safe_mode(adev);
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
 	}
 
 	return 0;

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c

@@ -967,7 +967,7 @@ int smu7_enable_didt_config(struct pp_hwmgr *hwmgr)
 	    PP_CAP(PHM_PlatformCaps_TDRamping) ||
 	    PP_CAP(PHM_PlatformCaps_TCPRamping)) {
 
-		adev->gfx.rlc.funcs->enter_safe_mode(adev);
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
 		mutex_lock(&adev->grbm_idx_mutex);
 		value = 0;
 		value2 = cgs_read_register(hwmgr->device, mmGRBM_GFX_INDEX);
@@ -1014,13 +1014,13 @@ int smu7_enable_didt_config(struct pp_hwmgr *hwmgr)
 					"Failed to enable DPM DIDT.", goto error);
 		}
 		mutex_unlock(&adev->grbm_idx_mutex);
-		adev->gfx.rlc.funcs->exit_safe_mode(adev);
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
 	}
 
 	return 0;
 error:
 	mutex_unlock(&adev->grbm_idx_mutex);
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 	return result;
 }
 
@@ -1034,7 +1034,7 @@ int smu7_disable_didt_config(struct pp_hwmgr *hwmgr)
 	    PP_CAP(PHM_PlatformCaps_TDRamping) ||
 	    PP_CAP(PHM_PlatformCaps_TCPRamping)) {
 
-		adev->gfx.rlc.funcs->enter_safe_mode(adev);
+		amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 		result = smu7_enable_didt(hwmgr, false);
 		PP_ASSERT_WITH_CODE((result == 0),
@@ -1046,12 +1046,12 @@ int smu7_disable_didt_config(struct pp_hwmgr *hwmgr)
 			PP_ASSERT_WITH_CODE((0 == result),
 					"Failed to disable DPM DIDT.", goto error);
 		}
-		adev->gfx.rlc.funcs->exit_safe_mode(adev);
+		amdgpu_gfx_rlc_exit_safe_mode(adev);
 	}
 
 	return 0;
 error:
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 	return result;
 }
 

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c

@@ -937,7 +937,7 @@ static int vega10_enable_cac_driving_se_didt_config(struct pp_hwmgr *hwmgr)
 
 	num_se = adev->gfx.config.max_shader_engines;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	mutex_lock(&adev->grbm_idx_mutex);
 	for (count = 0; count < num_se; count++) {
@@ -962,7 +962,7 @@ static int vega10_enable_cac_driving_se_didt_config(struct pp_hwmgr *hwmgr)
 
 	vega10_didt_set_mask(hwmgr, true);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	return 0;
 }
@@ -971,11 +971,11 @@ static int vega10_disable_cac_driving_se_didt_config(struct pp_hwmgr *hwmgr)
 {
 	struct amdgpu_device *adev = hwmgr->adev;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	vega10_didt_set_mask(hwmgr, false);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	return 0;
 }
@@ -988,7 +988,7 @@ static int vega10_enable_psm_gc_didt_config(struct pp_hwmgr *hwmgr)
 
 	num_se = adev->gfx.config.max_shader_engines;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	mutex_lock(&adev->grbm_idx_mutex);
 	for (count = 0; count < num_se; count++) {
@@ -1007,7 +1007,7 @@ static int vega10_enable_psm_gc_didt_config(struct pp_hwmgr *hwmgr)
 
 	vega10_didt_set_mask(hwmgr, true);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	vega10_program_gc_didt_config_registers(hwmgr, GCDiDtDroopCtrlConfig_vega10);
 	if (PP_CAP(PHM_PlatformCaps_GCEDC))
@@ -1024,11 +1024,11 @@ static int vega10_disable_psm_gc_didt_config(struct pp_hwmgr *hwmgr)
 	struct amdgpu_device *adev = hwmgr->adev;
 	uint32_t data;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	vega10_didt_set_mask(hwmgr, false);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	if (PP_CAP(PHM_PlatformCaps_GCEDC)) {
 		data = 0x00000000;
@@ -1049,7 +1049,7 @@ static int vega10_enable_se_edc_config(struct pp_hwmgr *hwmgr)
 
 	num_se = adev->gfx.config.max_shader_engines;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	mutex_lock(&adev->grbm_idx_mutex);
 	for (count = 0; count < num_se; count++) {
@@ -1070,7 +1070,7 @@ static int vega10_enable_se_edc_config(struct pp_hwmgr *hwmgr)
 
 	vega10_didt_set_mask(hwmgr, true);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	return 0;
 }
@@ -1079,11 +1079,11 @@ static int vega10_disable_se_edc_config(struct pp_hwmgr *hwmgr)
 {
 	struct amdgpu_device *adev = hwmgr->adev;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	vega10_didt_set_mask(hwmgr, false);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	return 0;
 }
@@ -1097,7 +1097,7 @@ static int vega10_enable_psm_gc_edc_config(struct pp_hwmgr *hwmgr)
 
 	num_se = adev->gfx.config.max_shader_engines;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	vega10_program_gc_didt_config_registers(hwmgr, AvfsPSMResetConfig_vega10);
 
@@ -1118,7 +1118,7 @@ static int vega10_enable_psm_gc_edc_config(struct pp_hwmgr *hwmgr)
 
 	vega10_didt_set_mask(hwmgr, true);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	vega10_program_gc_didt_config_registers(hwmgr, PSMGCEDCDroopCtrlConfig_vega10);
 
@@ -1138,11 +1138,11 @@ static int vega10_disable_psm_gc_edc_config(struct pp_hwmgr *hwmgr)
 	struct amdgpu_device *adev = hwmgr->adev;
 	uint32_t data;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	vega10_didt_set_mask(hwmgr, false);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	if (PP_CAP(PHM_PlatformCaps_GCEDC)) {
 		data = 0x00000000;
@@ -1160,7 +1160,7 @@ static int vega10_enable_se_edc_force_stall_config(struct pp_hwmgr *hwmgr)
 	struct amdgpu_device *adev = hwmgr->adev;
 	int result;
 
-	adev->gfx.rlc.funcs->enter_safe_mode(adev);
+	amdgpu_gfx_rlc_enter_safe_mode(adev);
 
 	mutex_lock(&adev->grbm_idx_mutex);
 	WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, 0xE0000000);
@@ -1173,7 +1173,7 @@ static int vega10_enable_se_edc_force_stall_config(struct pp_hwmgr *hwmgr)
 
 	vega10_didt_set_mask(hwmgr, false);
 
-	adev->gfx.rlc.funcs->exit_safe_mode(adev);
+	amdgpu_gfx_rlc_exit_safe_mode(adev);
 
 	return 0;
 }