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authorThomas Gleixner <tglx@linutronix.de>2013-07-04 23:11:22 +0200
committerThomas Gleixner <tglx@linutronix.de>2013-07-04 23:11:22 +0200
commit2b0f89317e99735bbf32eaede81f707f98ab1b5e (patch)
tree16daa236e21876b11f1c0b9256cd4046aadba020 /drivers/gpu/drm/radeon/radeon_ring.c
parent07bd1172902e782f288e4d44b1fde7dec0f08b6f (diff)
parentfa18f7bde3ad4568d1d343b60d963bfbd8dc3991 (diff)
downloadop-kernel-dev-2b0f89317e99735bbf32eaede81f707f98ab1b5e.zip
op-kernel-dev-2b0f89317e99735bbf32eaede81f707f98ab1b5e.tar.gz
Merge branch 'timers/posix-cpu-timers-for-tglx' of
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks into timers/core Frederic sayed: "Most of these patches have been hanging around for several month now, in -mmotm for a significant chunk. They already missed a few releases." Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ring.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index e17faa7..82434018 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -402,6 +402,13 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsi
return -ENOMEM;
/* Align requested size with padding so unlock_commit can
* pad safely */
+ radeon_ring_free_size(rdev, ring);
+ if (ring->ring_free_dw == (ring->ring_size / 4)) {
+ /* This is an empty ring update lockup info to avoid
+ * false positive.
+ */
+ radeon_ring_lockup_update(ring);
+ }
ndw = (ndw + ring->align_mask) & ~ring->align_mask;
while (ndw > (ring->ring_free_dw - 1)) {
radeon_ring_free_size(rdev, ring);
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