[PATCH 2/2] drm/amdkfd: Make get_tile_config() generic

Yong Zhao Yong.Zhao at amd.com
Wed Feb 26 17:58:12 UTC 2020


Given we can query all the asic specific information from amdgpu_gfx_config,
we can make get_tile_config() generic.

Change-Id: I1080fec4d50c51bc84bb49b0145f8fec50081fce
Signed-off-by: Yong Zhao <Yong.Zhao at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h    |  3 ++
 .../drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c   |  1 -
 .../drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c    | 33 -------------------
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c | 26 ---------------
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c | 26 ---------------
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 23 -------------
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h |  2 --
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c  | 22 +++++++++++++
 drivers/gpu/drm/amd/amdkfd/kfd_chardev.c      |  2 +-
 .../gpu/drm/amd/include/kgd_kfd_interface.h   |  4 ---
 10 files changed, 26 insertions(+), 116 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
index b0ad3be0b03f..13feb313e9b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
@@ -242,6 +242,9 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd,
 void amdgpu_amdkfd_gpuvm_init_mem_limits(void);
 void amdgpu_amdkfd_unreserve_memory_limit(struct amdgpu_bo *bo);
 
+int amdgpu_amdkfd_get_tile_config(struct kgd_dev *kgd,
+				struct tile_config *config);
+
 /* KGD2KFD callbacks */
 int kgd2kfd_init(void);
 void kgd2kfd_exit(void);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
index 4bcc175a149d..d6549e5ea7e3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
@@ -319,7 +319,6 @@ const struct kfd2kgd_calls arcturus_kfd2kgd = {
 	.address_watch_get_offset = kgd_gfx_v9_address_watch_get_offset,
 	.get_atc_vmid_pasid_mapping_info =
 			kgd_gfx_v9_get_atc_vmid_pasid_mapping_info,
-	.get_tile_config = kgd_gfx_v9_get_tile_config,
 	.set_vm_context_page_table_base = kgd_set_vm_context_page_table_base,
 	.get_hive_id = amdgpu_amdkfd_get_hive_id,
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
index ca91fffb8a36..4ec6d0c03201 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v10.c
@@ -42,38 +42,6 @@ enum hqd_dequeue_request_type {
 	SAVE_WAVES
 };
 
-/* Because of REG_GET_FIELD() being used, we put this function in the
- * asic specific file.
- */
-static int amdgpu_amdkfd_get_tile_config(struct kgd_dev *kgd,
-		struct tile_config *config)
-{
-	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
-
-	config->gb_addr_config = adev->gfx.config.gb_addr_config;
-#if 0
-/* TODO - confirm REG_GET_FIELD x2, should be OK as is... but
- * MC_ARB_RAMCFG register doesn't exist on Vega10 - initial amdgpu
- * changes commented out related code, doing the same here for now but
- * need to sync with Ken et al
- */
-	config->num_banks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFBANK);
-	config->num_ranks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFRANKS);
-#endif
-
-	config->tile_config_ptr = adev->gfx.config.tile_mode_array;
-	config->num_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.tile_mode_array);
-	config->macro_tile_config_ptr =
-			adev->gfx.config.macrotile_mode_array;
-	config->num_macro_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
-
-	return 0;
-}
-
 static inline struct amdgpu_device *get_amdgpu_device(struct kgd_dev *kgd)
 {
 	return (struct amdgpu_device *)kgd;
@@ -805,7 +773,6 @@ const struct kfd2kgd_calls gfx_v10_kfd2kgd = {
 	.address_watch_get_offset = kgd_address_watch_get_offset,
 	.get_atc_vmid_pasid_mapping_info =
 			get_atc_vmid_pasid_mapping_info,
-	.get_tile_config = amdgpu_amdkfd_get_tile_config,
 	.set_vm_context_page_table_base = set_vm_context_page_table_base,
 	.get_hive_id = amdgpu_amdkfd_get_hive_id,
 	.get_unique_id = amdgpu_amdkfd_get_unique_id,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
index 8f052e98a3c6..0b7e78748540 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
@@ -84,31 +84,6 @@ union TCP_WATCH_CNTL_BITS {
 	float f32All;
 };
 
-/* Because of REG_GET_FIELD() being used, we put this function in the
- * asic specific file.
- */
-static int get_tile_config(struct kgd_dev *kgd,
-		struct tile_config *config)
-{
-	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
-
-	config->gb_addr_config = adev->gfx.config.gb_addr_config;
-	config->num_banks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFBANK);
-	config->num_ranks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFRANKS);
-
-	config->tile_config_ptr = adev->gfx.config.tile_mode_array;
-	config->num_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.tile_mode_array);
-	config->macro_tile_config_ptr =
-			adev->gfx.config.macrotile_mode_array;
-	config->num_macro_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
-
-	return 0;
-}
-
 static inline struct amdgpu_device *get_amdgpu_device(struct kgd_dev *kgd)
 {
 	return (struct amdgpu_device *)kgd;
@@ -730,7 +705,6 @@ const struct kfd2kgd_calls gfx_v7_kfd2kgd = {
 	.address_watch_get_offset = kgd_address_watch_get_offset,
 	.get_atc_vmid_pasid_mapping_info = get_atc_vmid_pasid_mapping_info,
 	.set_scratch_backing_va = set_scratch_backing_va,
-	.get_tile_config = get_tile_config,
 	.set_vm_context_page_table_base = set_vm_context_page_table_base,
 	.read_vmid_from_vmfault_reg = read_vmid_from_vmfault_reg,
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
index 19a10db93d68..ccd635b812b5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
@@ -41,31 +41,6 @@ enum hqd_dequeue_request_type {
 	RESET_WAVES
 };
 
-/* Because of REG_GET_FIELD() being used, we put this function in the
- * asic specific file.
- */
-static int get_tile_config(struct kgd_dev *kgd,
-		struct tile_config *config)
-{
-	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
-
-	config->gb_addr_config = adev->gfx.config.gb_addr_config;
-	config->num_banks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFBANK);
-	config->num_ranks = REG_GET_FIELD(adev->gfx.config.mc_arb_ramcfg,
-				MC_ARB_RAMCFG, NOOFRANKS);
-
-	config->tile_config_ptr = adev->gfx.config.tile_mode_array;
-	config->num_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.tile_mode_array);
-	config->macro_tile_config_ptr =
-			adev->gfx.config.macrotile_mode_array;
-	config->num_macro_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
-
-	return 0;
-}
-
 static inline struct amdgpu_device *get_amdgpu_device(struct kgd_dev *kgd)
 {
 	return (struct amdgpu_device *)kgd;
@@ -676,6 +651,5 @@ const struct kfd2kgd_calls gfx_v8_kfd2kgd = {
 	.get_atc_vmid_pasid_mapping_info =
 			get_atc_vmid_pasid_mapping_info,
 	.set_scratch_backing_va = set_scratch_backing_va,
-	.get_tile_config = get_tile_config,
 	.set_vm_context_page_table_base = set_vm_context_page_table_base,
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
index 7f91feff7c4f..df841c2ac5e7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c
@@ -48,28 +48,6 @@ enum hqd_dequeue_request_type {
 	RESET_WAVES
 };
 
-
-/* Because of REG_GET_FIELD() being used, we put this function in the
- * asic specific file.
- */
-int kgd_gfx_v9_get_tile_config(struct kgd_dev *kgd,
-		struct tile_config *config)
-{
-	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
-
-	config->gb_addr_config = adev->gfx.config.gb_addr_config;
-
-	config->tile_config_ptr = adev->gfx.config.tile_mode_array;
-	config->num_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.tile_mode_array);
-	config->macro_tile_config_ptr =
-			adev->gfx.config.macrotile_mode_array;
-	config->num_macro_tile_configs =
-			ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
-
-	return 0;
-}
-
 static inline struct amdgpu_device *get_amdgpu_device(struct kgd_dev *kgd)
 {
 	return (struct amdgpu_device *)kgd;
@@ -736,7 +714,6 @@ const struct kfd2kgd_calls gfx_v9_kfd2kgd = {
 	.address_watch_get_offset = kgd_gfx_v9_address_watch_get_offset,
 	.get_atc_vmid_pasid_mapping_info =
 			kgd_gfx_v9_get_atc_vmid_pasid_mapping_info,
-	.get_tile_config = kgd_gfx_v9_get_tile_config,
 	.set_vm_context_page_table_base = kgd_gfx_v9_set_vm_context_page_table_base,
 	.get_hive_id = amdgpu_amdkfd_get_hive_id,
 	.get_unique_id = amdgpu_amdkfd_get_unique_id,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
index 63d3e6683dfe..aedf67d57449 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.h
@@ -60,5 +60,3 @@ uint32_t kgd_gfx_v9_address_watch_get_offset(struct kgd_dev *kgd,
 
 bool kgd_gfx_v9_get_atc_vmid_pasid_mapping_info(struct kgd_dev *kgd,
 					uint8_t vmid, uint16_t *p_pasid);
-int kgd_gfx_v9_get_tile_config(struct kgd_dev *kgd,
-		struct tile_config *config);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index e1d1eed7a25f..e4481caed648 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -2242,3 +2242,25 @@ int amdgpu_amdkfd_remove_gws_from_process(void *info, void *mem)
 	kfree(mem);
 	return 0;
 }
+
+/* Returns GPU-specific tiling mode information */
+int amdgpu_amdkfd_get_tile_config(struct kgd_dev *kgd,
+				struct tile_config *config)
+{
+	struct amdgpu_device *adev = (struct amdgpu_device *)kgd;
+
+	config->gb_addr_config = adev->gfx.config.gb_addr_config;
+	config->tile_config_ptr = adev->gfx.config.tile_mode_array;
+	config->num_tile_configs =
+			ARRAY_SIZE(adev->gfx.config.tile_mode_array);
+	config->macro_tile_config_ptr =
+			adev->gfx.config.macrotile_mode_array;
+	config->num_macro_tile_configs =
+			ARRAY_SIZE(adev->gfx.config.macrotile_mode_array);
+
+	/* Those values are not set from GFX9 onwards */
+	config->num_banks = adev->gfx.config.num_banks;
+	config->num_ranks = adev->gfx.config.num_ranks;
+
+	return 0;
+}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 675735b8243a..f8fa03a12add 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -1169,7 +1169,7 @@ static int kfd_ioctl_get_tile_config(struct file *filep,
 	if (!dev)
 		return -EINVAL;
 
-	dev->kfd2kgd->get_tile_config(dev->kgd, &config);
+	amdgpu_amdkfd_get_tile_config(dev->kgd, &config);
 
 	args->gb_addr_config = config.gb_addr_config;
 	args->num_banks = config.num_banks;
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
index abc0eb4ac493..0cee79d56075 100644
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -223,8 +223,6 @@ struct tile_config {
  * @set_scratch_backing_va: Sets VA for scratch backing memory of a VMID.
  * Only used for no cp scheduling mode
  *
- * @get_tile_config: Returns GPU-specific tiling mode information
- *
  * @set_vm_context_page_table_base: Program page table base for a VMID
  *
  * @invalidate_tlbs: Invalidate TLBs for a specific PASID
@@ -310,8 +308,6 @@ struct kfd2kgd_calls {
 	void (*set_scratch_backing_va)(struct kgd_dev *kgd,
 				uint64_t va, uint32_t vmid);
 
-	int (*get_tile_config)(struct kgd_dev *kgd, struct tile_config *config);
-
 	void (*set_vm_context_page_table_base)(struct kgd_dev *kgd,
 			uint32_t vmid, uint64_t page_table_base);
 	uint32_t (*read_vmid_from_vmfault_reg)(struct kgd_dev *kgd);
-- 
2.17.1



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