Commit 038cf9c1 authored by Grigori Goronzy's avatar Grigori Goronzy Committed by Greg Kroah-Hartman

drm/amdgpu: fix regression on CIK (v2)

This fix was written against drm-next, but when it was
backported to 4.5 as a stable fix, the driver internal
structure change was missed.  Fix that up here to avoid
a hang due to waiting for the wrong sequence number.

v2: agd: fix up commit message
Signed-off-by: default avatarGrigori Goronzy <greg@chown.ath.cx>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent fe98d45d
......@@ -3628,7 +3628,7 @@ static void gfx_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring,
unsigned vm_id, uint64_t pd_addr)
{
int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX);
uint32_t seq = ring->fence_drv.sync_seq;
uint32_t seq = ring->fence_drv.sync_seq[ring->idx];
uint64_t addr = ring->fence_drv.gpu_addr;
amdgpu_ring_write(ring, PACKET3(PACKET3_WAIT_REG_MEM, 5));
......
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