6.11-stable review patch. If anyone has any objections, please let me know.
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From: Lijo Lazar lijo.lazar@amd.com
[ Upstream commit 8c50bf9beb889fd2bdcbf95b27a5d101eede51fc ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c | 18 ++++++++++-------- 1 file 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 b55041f38cec9..0dbc16ec25c82 100644 --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c @@ -668,11 +668,12 @@ 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); + } }
/** @@ -688,11 +689,12 @@ 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); + } }
/**