diff options
| author | Lan Xiao <Lan.Xiao@amd.com> | 2018-07-11 22:32:51 -0400 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@gmail.com> | 2018-07-11 22:32:51 -0400 |
| commit | 58e698861255129a00765b69c0499bc0d044feb4 (patch) | |
| tree | dc60a3f4a77dfcc224992c4bf0f0f9705c2fc7cd /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h | |
| parent | 2640c3facbd6e21e63c95f19588cc24913a263cd (diff) | |
drm/amdkfd: fix zero reading of VMID and PASID for Hawaii
Upon VM Fault, the VMID and PASID written by HW are zeros in
Hawaii. Instead of reading from ih_ring_entry, read directly
from the registers. This workaround fix the soft hang issues
caused by mishandled VM Fault in Hawaii.
Signed-off-by: Lan Xiao <Lan.Xiao@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h')
0 files changed, 0 insertions, 0 deletions