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drm/amdgpu: psp_ring_destroy cause psp->km_ring.ring_mem NULL 

psp_ring_destroy inside psp_load_fw cause psp->km_ring.ring_mem NULL.
Call Trace occurred when psp_cmd_submit.
should be psp_ring_stop instead.

Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Signed-off-by: Wentao Lou <Wentao.Lou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
wentalou 2018-12-18 15:42:08 +08:00 committed by Alex Deucher
parent 76223c5496
commit 14d20ec7f3
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -547,7 +547,7 @@ static int psp_load_fw(struct amdgpu_device *adev)
struct psp_context *psp = &adev->psp;
if (amdgpu_sriov_vf(adev) && adev->in_gpu_reset) {
psp_ring_destroy(psp, PSP_RING_TYPE__KM);
psp_ring_stop(psp, PSP_RING_TYPE__KM); /* should not destroy ring, only stop */
goto skip_memalloc;
}