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authorChristian König <deathsimple@vodafone.de>2012-05-09 15:34:45 +0200
committerDave Airlie <airlied@redhat.com>2012-05-09 17:22:14 +0100
commitd6999bc7b5f4b4554ebba5b48377903fa20198db (patch)
tree6dc61cf64362c4682d2bed9d591d8677376af795 /drivers/gpu/drm/radeon/radeon.h
parent133f4cb3365ef8e57c4837ffbe15de74684f6e19 (diff)
drm/radeon: replace the per ring mutex with a global one
A single global mutex for ring submissions seems sufficient. Signed-off-by: Christian König <deathsimple@vodafone.de> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 82ffa6a05cc6..e99ea816d8c9 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -676,7 +676,6 @@ struct radeon_ring {
uint64_t gpu_addr;
uint32_t align_mask;
uint32_t ptr_mask;
- struct mutex mutex;
bool ready;
u32 ptr_reg_shift;
u32 ptr_reg_mask;
@@ -815,6 +814,7 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *cp, unsign
int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *cp, unsigned ndw);
void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *cp);
void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *cp);
+void radeon_ring_undo(struct radeon_ring *ring);
void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
void radeon_ring_force_activity(struct radeon_device *rdev, struct radeon_ring *ring);
@@ -1534,6 +1534,7 @@ struct radeon_device {
rwlock_t fence_lock;
struct radeon_fence_driver fence_drv[RADEON_NUM_RINGS];
struct radeon_semaphore_driver semaphore_drv;
+ struct mutex ring_lock;
struct radeon_ring ring[RADEON_NUM_RINGS];
struct radeon_ib_pool ib_pool;
struct radeon_irq irq;