drm/amdgpu: Unify ras block interface for each ras block

1. Define unified ops interface for each block.
2. Add ras_block_match function pointer in ops interface, each ras block can customize specail match function to identify itself.
3. Add amdgpu_ras_block_match_default new function. If a ras block doesn't define .ras_block_match, default execute amdgpu_ras_block_match_default to identify this ras block.
4. Define unified basic ras block data for each ras block.
5. Create dedicated amdgpu device ras block link list to manage all of the ras blocks.
6. Add amdgpu_ras_register_ras_block new function interface for each ras block to register itself to ras controlling block.

Signed-off-by: yipechai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <john.clements@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
index 1c708122d492..f66122fdf477 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
@@ -484,6 +484,33 @@ struct ras_debug_if {
 	};
 	int op;
 };
+
+struct amdgpu_ras_block_object {
+	/* block name */
+	char name[32];
+
+	enum amdgpu_ras_block block;
+
+	uint32_t sub_block_index;
+
+	/* ras block link */
+	struct list_head node;
+
+	int (*ras_block_match)(struct amdgpu_ras_block_object *block_obj, enum amdgpu_ras_block block, uint32_t sub_block_index);
+	int (*ras_late_init)(struct amdgpu_device *adev, void *ras_info);
+	void (*ras_fini)(struct amdgpu_device *adev);
+	const struct amdgpu_ras_block_hw_ops *hw_ops;
+};
+
+struct amdgpu_ras_block_hw_ops {
+	int  (*ras_error_inject)(struct amdgpu_device *adev, void *inject_if);
+	void (*query_ras_error_count)(struct amdgpu_device *adev,void *ras_error_status);
+	void (*query_ras_error_status)(struct amdgpu_device *adev);
+	void (*query_ras_error_address)(struct amdgpu_device *adev, void *ras_error_status);
+	void (*reset_ras_error_count)(struct amdgpu_device *adev);
+	void (*reset_ras_error_status)(struct amdgpu_device *adev);
+};
+
 /* work flow
  * vbios
  * 1: ras feature enable (enabled by default)
@@ -667,4 +694,5 @@ const char *get_ras_block_str(struct ras_common_if *ras_block);
 
 bool amdgpu_ras_is_poison_mode_supported(struct amdgpu_device *adev);
 
+int amdgpu_ras_register_ras_block(struct amdgpu_device *adev, struct amdgpu_ras_block_object* ras_block_obj);
 #endif