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authorDave Airlie <airlied@redhat.com>2015-11-03 11:07:11 -0500
committerAlex Deucher <alexander.deucher@amd.com>2015-11-03 11:15:19 -0500
commitfe295b27150afe5ddc5e8bb6670149970b33834d (patch)
treed2f99c9b3b0f8d5935cc4526bc20db613c5a5742 /drivers/gpu
parentdf7989fe1ef5ae39902deb4eed498cf8e51cb7df (diff)
downloadlinux-fe295b27150afe5ddc5e8bb6670149970b33834d.tar.bz2
drm/amdgpu: don't oops on failure to load (v2)
In two places amdgpu tries to tear down something it hasn't initalised when failing. This is what happens when you enable experimental support on topaz which then fails in ring init. This patch allows it to fail cleanly. v2 (agd): split out scheduler change into a separate patch Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index e0b80ccdfe8a..fec65f01c031 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -69,6 +69,9 @@ void amdgpu_ctx_fini(struct amdgpu_ctx *ctx)
struct amdgpu_device *adev = ctx->adev;
unsigned i, j;
+ if (!adev)
+ return;
+
for (i = 0; i < AMDGPU_MAX_RINGS; ++i)
for (j = 0; j < AMDGPU_CTX_MAX_CS_PENDING; ++j)
fence_put(ctx->rings[i].fences[j]);