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path: root/drivers/gpu/drm/cirrus/cirrus_fbdev.c
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Diffstat (limited to 'drivers/gpu/drm/cirrus/cirrus_fbdev.c')
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_fbdev.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
index 3541b567bbd8..b27e95666fab 100644
--- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c
+++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
@@ -25,7 +25,7 @@ static void cirrus_dirty_update(struct cirrus_fbdev *afbdev,
struct cirrus_bo *bo;
int src_offset, dst_offset;
int bpp = (afbdev->gfb.base.bits_per_pixel + 7)/8;
- int ret;
+ int ret = -EBUSY;
bool unmap = false;
bool store_for_later = false;
int x2, y2;
@@ -39,7 +39,8 @@ static void cirrus_dirty_update(struct cirrus_fbdev *afbdev,
* then the BO is being moved and we should
* store up the damage until later.
*/
- ret = cirrus_bo_reserve(bo, true);
+ if (!in_interrupt())
+ ret = cirrus_bo_reserve(bo, true);
if (ret) {
if (ret != -EBUSY)
return;