drm/amdgpu: Add callback get xcp resource info

Add a callback interface to get the resource information of a partition
mode. Presently the information has number of resources and number of
entities sharing the resource.

Add the implementation for aquavanjaram SOCs.

Signed-off-by: Lijo Lazar <[email protected]>
Signed-off-by: Asad Kamal <[email protected]>
Reviewed-by: Hawking Zhang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 25 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
index 2c54c05f2c16..648237f27d1c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h
@@ -56,6 +56,27 @@ enum AMDGPU_XCP_STATE {
 	AMDGPU_XCP_RESUME,
 };
 
+enum amdgpu_xcp_res_id {
+	AMDGPU_XCP_RES_XCC,
+	AMDGPU_XCP_RES_DMA,
+	AMDGPU_XCP_RES_DEC,
+	AMDGPU_XCP_RES_JPEG,
+	AMDGPU_XCP_RES_MAX,
+};
+
+struct amdgpu_xcp_res_details {
+	enum amdgpu_xcp_res_id id;
+	u8 num_inst;
+	u8 num_shared;
+};
+
+struct amdgpu_xcp_cfg {
+	u8 mode;
+	struct amdgpu_xcp_res_details xcp_res[AMDGPU_XCP_RES_MAX];
+	u8 num_res;
+	struct amdgpu_xcp_mgr *xcp_mgr;
+};
+
 struct amdgpu_xcp_ip_funcs {
 	int (*prepare_suspend)(void *handle, uint32_t inst_mask);
 	int (*suspend)(void *handle, uint32_t inst_mask);
@@ -97,6 +118,7 @@ struct amdgpu_xcp_mgr {
 
 	 /* Used to determine KFD memory size limits per XCP */
 	unsigned int num_xcp_per_mem_partition;
+	struct amdgpu_xcp_cfg *xcp_cfg;
 	uint32_t supp_xcp_modes;
 	uint32_t avail_xcp_modes;
 };
@@ -110,7 +132,9 @@ struct amdgpu_xcp_mgr_funcs {
 			      struct amdgpu_xcp_ip *ip);
 	int (*get_xcp_mem_id)(struct amdgpu_xcp_mgr *xcp_mgr,
 			      struct amdgpu_xcp *xcp, uint8_t *mem_id);
-
+	int (*get_xcp_res_info)(struct amdgpu_xcp_mgr *xcp_mgr,
+				int mode,
+				struct amdgpu_xcp_cfg *xcp_cfg);
 	int (*prepare_suspend)(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);
 	int (*suspend)(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);
 	int (*prepare_resume)(struct amdgpu_xcp_mgr *xcp_mgr, int xcp_id);