summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_cs.c
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2012-02-28 12:33:41 +0000
committerArnd Bergmann <arnd@arndb.de>2012-02-28 12:33:46 +0000
commitabf45ce84c4e36bd64aef20d7df9a79bd5e4b799 (patch)
treef118e135bdd60b680703d1b38c7fdc7b9d7c503d /drivers/gpu/drm/radeon/radeon_cs.c
parent082f53c2f573c75a8f1610c587a43b6817e20f90 (diff)
parentb1f91a9ce335eb4e0fef17c10f39a438ac3fce9b (diff)
Merge branch 'imx/defconfig' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/soc
* 'imx/defconfig' of git://git.linaro.org/people/shawnguo/linux-2.6: (2 commits) ARM: defconfig: imx_v6_v7: build in REGULATOR_FIXED_VOLTAGE ARM: imx: update imx_v6_v7_defconfig (upadte to v3.3-rc5)
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_cs.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_cs.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 435a3d970ab..e64bec488ed 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -453,6 +453,10 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
int r;
radeon_mutex_lock(&rdev->cs_mutex);
+ if (!rdev->accel_working) {
+ radeon_mutex_unlock(&rdev->cs_mutex);
+ return -EBUSY;
+ }
/* initialize parser */
memset(&parser, 0, sizeof(struct radeon_cs_parser));
parser.filp = filp;