diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0997-drm-amdgpu-psp_ring_destroy-cause-psp-km_ring.ring_m.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0997-drm-amdgpu-psp_ring_destroy-cause-psp-km_ring.ring_m.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0997-drm-amdgpu-psp_ring_destroy-cause-psp-km_ring.ring_m.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0997-drm-amdgpu-psp_ring_destroy-cause-psp-km_ring.ring_m.patch new file mode 100644 index 00000000..6ae34e94 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0997-drm-amdgpu-psp_ring_destroy-cause-psp-km_ring.ring_m.patch @@ -0,0 +1,33 @@ +From 95dace45477a37706a3d0cc112cd93cfb76a0a78 Mon Sep 17 00:00:00 2001 +From: wentalou <Wentao.Lou@amd.com> +Date: Tue, 18 Dec 2018 15:42:08 +0800 +Subject: [PATCH 0997/2940] 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> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +index 3af2a0d5f7e9..122b7ba843c5 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +@@ -556,7 +556,7 @@ 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; + } + +-- +2.17.1 + |