Good catch! Reviewed-by: Christian König <[email protected]>
Am 09.10.19 um 19:11 schrieb Deucher, Alexander:
Reviewed-by: Alex Deucher <[email protected]>
------------------------------------------------------------------------
*From:* amd-gfx <[email protected]> on behalf of
Yuan, Xiaojie <[email protected]>
*Sent:* Wednesday, October 9, 2019 1:09 PM
*To:* [email protected] <[email protected]>
*Cc:* Xiao, Jack <[email protected]>; Yuan, Xiaojie
<[email protected]>; Zhang, Hawking <[email protected]>
*Subject:* [PATCH] 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
Signed-off-by: Xiaojie Yuan <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index ad5c3566337c..3460c00f3eaa 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@ -1126,7 +1126,7 @@ 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 */
}
--
2.20.1
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