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| author | Matthew Garrett <mjg@redhat.com> | 2010-04-26 16:02:26 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-05-18 18:21:22 +1000 |
| commit | d9932a3241cc6a9629d6586ec362583cb77d7a29 (patch) | |
| tree | 050f0becbb25c40b11ef6a37a3ac107647792bb7 | |
| parent | 7c5ee5366f79f53de2a11e73953daee6d58df124 (diff) | |
| download | talos-obmc-linux-d9932a3241cc6a9629d6586ec362583cb77d7a29.tar.gz talos-obmc-linux-d9932a3241cc6a9629d6586ec362583cb77d7a29.zip | |
radeon: Stop the ttm workqueue while reclocking
The ttm bo workqueue may touch objects while we're reclocking, so make
sure it's blocked until we're done.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index c9390ea56f96..79d3336eede5 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -460,9 +460,11 @@ bool radeon_pm_debug_check_in_vbl(struct radeon_device *rdev, bool finish) static void radeon_pm_idle_work_handler(struct work_struct *work) { struct radeon_device *rdev; + int resched; rdev = container_of(work, struct radeon_device, pm.idle_work.work); + resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev); mutex_lock(&rdev->ddev->struct_mutex); mutex_lock(&rdev->pm.mutex); if (rdev->pm.state == PM_STATE_ACTIVE) { @@ -509,6 +511,7 @@ static void radeon_pm_idle_work_handler(struct work_struct *work) } mutex_unlock(&rdev->pm.mutex); mutex_unlock(&rdev->ddev->struct_mutex); + ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched); queue_delayed_work(rdev->wq, &rdev->pm.idle_work, msecs_to_jiffies(RADEON_IDLE_LOOP_MS)); |
