drm/amdgpu/gfx10: new approach to load pfp fw (v4)

gfx10 allows to only upload pfp jumptable while save the whole
pfp image at gtt memory.

v2: program CP_PFP_IC_BASE_CNTL to default value
v3: switch to use amdgpu_bo_create_reserved to create pfp fw bo
v4: split common code from gfx10 code

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index af0bb2b02abd07cd3a43a6399aff6fbc7bdeb313..574550e9e9e80e18c736a657d8aa85acc6b3f2a1 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -195,10 +195,17 @@ struct sq_work {
        unsigned ih_data;
 };
 
+struct amdgpu_pfp {
+       struct amdgpu_bo                *pfp_fw_obj;
+       uint64_t                        pfp_fw_gpu_addr;
+       uint32_t                        *pfp_fw_ptr;
+};
+
 struct amdgpu_gfx {
        struct mutex                    gpu_clock_mutex;
        struct amdgpu_gfx_config        config;
        struct amdgpu_rlc               rlc;
+       struct amdgpu_pfp               pfp;
        struct amdgpu_mec               mec;
        struct amdgpu_kiq               kiq;
        struct amdgpu_scratch           scratch;