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authorJerome Glisse <jglisse@redhat.com>2010-01-13 10:29:27 +0100
committerDave Airlie <airlied@redhat.com>2010-01-14 11:53:36 +1000
commit30d2d9a54d48e4fefede0389ded1b6fc2d44a522 (patch)
treef3cc8c5bd05bf6ae4605522f7f57d967fd25f30f /drivers/gpu/drm/radeon/r600.c
parent6398d42454ce1671b3422c34fd0f600c9c76c8b1 (diff)
drm/radeon/kms: Fix r600 blit cleanup path
r600 blit cleanup path need to check if a bo was allocated before trying to free or unpin it. This patch add this check and avoid oops when the initialization on r6xx or r7xx hw fails. Signed-off-by: Jerome Glisse <jglisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r--drivers/gpu/drm/radeon/r600.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 9757962146f..3e02dd403d7 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1961,11 +1961,13 @@ int r600_suspend(struct radeon_device *rdev)
r600_wb_disable(rdev);
r600_pcie_gart_disable(rdev);
/* unpin shaders bo */
- r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
- if (unlikely(r != 0))
- return r;
- radeon_bo_unpin(rdev->r600_blit.shader_obj);
- radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+ if (rdev->r600_blit.shader_obj) {
+ r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
+ if (!r) {
+ radeon_bo_unpin(rdev->r600_blit.shader_obj);
+ radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+ }
+ }
return 0;
}