From: Xiaojie Yuan Date: Wed, 9 Oct 2019 17:01:23 +0000 (+0800) Subject: drm/amdgpu/sdma5: fix mask value of POLL_REGMEM packet for pipe sync X-Git-Tag: v5.4-rc4~23^2~1^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d12c50857c6edc1d18aa7a60c5a4d6d943137bc0;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu/sdma5: fix mask value of POLL_REGMEM packet for pipe sync sdma will hang once sequence number to be polled reaches 0x1000_0000 Reviewed-by: Christian König Signed-off-by: Xiaojie Yuan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c index fa2f70c..f6e8168 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c @@ -1129,7 +1129,7 @@ static void sdma_v5_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, addr & 0xfffffffc); amdgpu_ring_write(ring, upper_32_bits(addr) & 0xffffffff); amdgpu_ring_write(ring, seq); /* reference */ - amdgpu_ring_write(ring, 0xfffffff); /* mask */ + amdgpu_ring_write(ring, 0xffffffff); /* mask */ amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(4)); /* retry count, poll interval */ }