Commit 0db0c037 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: add gfx shadow callback 



To provide IP specific shadow sizes.  UMDs will use
this to query the kernel driver for the size of the
shadow buffers.

v2: make callback return an int (Alex)
v3: drop GDS (Alex)

Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent edd90380

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

+10 −0
Original line number Diff line number Diff line
@@ -233,6 +233,13 @@ struct amdgpu_gfx_ras { 
						struct amdgpu_iv_entry *entry);

};



struct amdgpu_gfx_shadow_info {

	u32 shadow_size;

	u32 shadow_alignment;

	u32 csa_size;

	u32 csa_alignment;

};



struct amdgpu_gfx_funcs {

	/* get the gpu clock counter */

	uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
@@ -250,6 +257,8 @@ struct amdgpu_gfx_funcs { 
				 u32 queue, u32 vmid);

	void (*init_spm_golden)(struct amdgpu_device *adev);

	void (*update_perfmon_mgcg)(struct amdgpu_device *adev, bool enable);

	int (*get_gfx_shadow_info)(struct amdgpu_device *adev,

				   struct amdgpu_gfx_shadow_info *shadow_info);

};



struct sq_work {
@@ -391,6 +400,7 @@ struct amdgpu_gfx { 
#define amdgpu_gfx_select_se_sh(adev, se, sh, instance, xcc_id) ((adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance), (xcc_id)))

#define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q, vmid) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q), (vmid))

#define amdgpu_gfx_init_spm_golden(adev) (adev)->gfx.funcs->init_spm_golden((adev))

#define amdgpu_gfx_get_gfx_shadow_info(adev, si) ((adev)->gfx.funcs->get_gfx_shadow_info((adev), (si)))



/**

 * amdgpu_gfx_create_bitmask - create a bitmask