diff options
| author | Monk Liu <Monk.Liu@amd.com> | 2016-12-30 16:18:56 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:55:08 -0400 |
| commit | e6b3ecb4dbd9b03498a66fb777a54084f7182359 (patch) | |
| tree | 1905e74b49ac2422133b1409e3330d96c4441670 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | f8445307b66e1d953bbe865d35dca033944ba531 (diff) | |
| download | linux-e6b3ecb4dbd9b03498a66fb777a54084f7182359.tar.bz2 | |
drm/amdgpu/vega10:fix DOORBELL64 scheme
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c571f6835848..ec5d4ae0223e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -706,15 +706,24 @@ typedef enum _AMDGPU_DOORBELL64_ASSIGNMENT AMDGPU_DOORBELL64_IH_RING1 = 0xF5, /* For page migration request log */ AMDGPU_DOORBELL64_IH_RING2 = 0xF6, /* For page migration translation/invalidation log */ - /* VCN engine */ - AMDGPU_DOORBELL64_VCN0 = 0xF8, - AMDGPU_DOORBELL64_VCN1 = 0xF9, - AMDGPU_DOORBELL64_VCN2 = 0xFA, - AMDGPU_DOORBELL64_VCN3 = 0xFB, - AMDGPU_DOORBELL64_VCN4 = 0xFC, - AMDGPU_DOORBELL64_VCN5 = 0xFD, - AMDGPU_DOORBELL64_VCN6 = 0xFE, - AMDGPU_DOORBELL64_VCN7 = 0xFF, + /* VCN engine use 32 bits doorbell */ + AMDGPU_DOORBELL64_VCN0_1 = 0xF8, /* lower 32 bits for VNC0 and upper 32 bits for VNC1 */ + AMDGPU_DOORBELL64_VCN2_3 = 0xF9, + AMDGPU_DOORBELL64_VCN4_5 = 0xFA, + AMDGPU_DOORBELL64_VCN6_7 = 0xFB, + + /* overlap the doorbell assignment with VCN as they are mutually exclusive + * VCE engine's doorbell is 32 bit and two VCE ring share one QWORD + */ + AMDGPU_DOORBELL64_RING0_1 = 0xF8, + AMDGPU_DOORBELL64_RING2_3 = 0xF9, + AMDGPU_DOORBELL64_RING4_5 = 0xFA, + AMDGPU_DOORBELL64_RING6_7 = 0xFB, + + AMDGPU_DOORBELL64_UVD_RING0_1 = 0xFC, + AMDGPU_DOORBELL64_UVD_RING2_3 = 0xFD, + AMDGPU_DOORBELL64_UVD_RING4_5 = 0xFE, + AMDGPU_DOORBELL64_UVD_RING6_7 = 0xFF, AMDGPU_DOORBELL64_MAX_ASSIGNMENT = 0xFF, AMDGPU_DOORBELL64_INVALID = 0xFFFF |