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drm/amdgpu: add patch to jpeg ring

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Add patch commands to jepg ring by calling set patch ring function.

v2: remove modifications on max_dw, buf_mask and ptr_mask, since we are
now using extra_dw for jpeg ring.

Signed-off-by: Boyuan Zhang <boyuan.zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Boyuan Zhang 2018-05-30 15:19:52 -04:00 committed by Alex Deucher
parent c8c1a1d2ef
commit b7fe681e35
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
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@ -760,6 +760,13 @@ static int vcn_v1_0_start(struct amdgpu_device *adev)
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, 0); WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, 0);
WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L); WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
/* initialize wptr */
ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
/* copy patch commands to the jpeg ring */
vcn_v1_0_jpeg_ring_set_patch_ring(ring,
(ring->wptr + ring->max_dw * amdgpu_sched_hw_submission));
return 0; return 0;
} }