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| author | Lijo Lazar <lijo.lazar@amd.com> | 2024-09-06 14:10:19 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-09-26 17:06:17 -0400 |
| commit | 8c50bf9beb889fd2bdcbf95b27a5d101eede51fc (patch) | |
| tree | 0671bc9142b2ac2e57f19f3419b5d531d6b0aebb /drivers/gpu | |
| parent | drm/amd/pm: Do not support swSMU if SMU IP is disabled (diff) | |
| download | linux-8c50bf9beb889fd2bdcbf95b27a5d101eede51fc.tar.gz linux-8c50bf9beb889fd2bdcbf95b27a5d101eede51fc.zip | |
drm/amdgpu: Fix JPEG v4.0.3 register write
EXTERNAL_REG_INTERNAL_OFFSET/EXTERNAL_REG_WRITE_ADDR should be used in
pairs. If an external register shouldn't be written, both packets
shouldn't be sent.
Fixes: a78b48146972 ("drm/amdgpu: Skip PCTL0_MMHUB_DEEPSLEEP_IB write in jpegv4.0.3 under SRIOV")
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c index 86958cb2c2ab..aa5815bd633e 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c @@ -674,11 +674,12 @@ void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring) amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 0, 0, PACKETJ_TYPE0)); amdgpu_ring_write(ring, 0x62a04); /* PCTL0_MMHUB_DEEPSLEEP_IB */ - } - amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, - 0, 0, PACKETJ_TYPE0)); - amdgpu_ring_write(ring, 0x80004000); + amdgpu_ring_write(ring, + PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 0, + 0, PACKETJ_TYPE0)); + amdgpu_ring_write(ring, 0x80004000); + } } /** @@ -694,11 +695,12 @@ void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring) amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET, 0, 0, PACKETJ_TYPE0)); amdgpu_ring_write(ring, 0x62a04); - } - amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, - 0, 0, PACKETJ_TYPE0)); - amdgpu_ring_write(ring, 0x00004000); + amdgpu_ring_write(ring, + PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR, 0, + 0, PACKETJ_TYPE0)); + amdgpu_ring_write(ring, 0x00004000); + } } /** |