[PATCH 3/3] drm/amdgpu/psp: Destroy psp ring when doing gpu reset
Xiangliang Yu
Xiangliang.Yu at amd.com
Wed Dec 5 06:46:31 UTC 2018
PSP ring need to be destroy before starting reinit for vf.
This patche move it from hypervisor driver into guest.
Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com>
Signed-off-by: Frank Min <Frank.Min at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 3142f84..6759d89 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -548,8 +548,10 @@ static int psp_load_fw(struct amdgpu_device *adev)
int ret;
struct psp_context *psp = &adev->psp;
- if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset != 0)
+ if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset) {
+ psp_ring_destroy(psp, PSP_RING_TYPE__KM);
goto skip_memalloc;
+ }
psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
if (!psp->cmd)
--
2.7.4
More information about the amd-gfx
mailing list