diff options
author | Alex Shi <alex.shi@linaro.org> | 2015-06-25 16:17:21 +0800 |
---|---|---|
committer | Alex Shi <alex.shi@linaro.org> | 2015-06-25 16:19:06 +0800 |
commit | bd4e9a26373331ef6f185500c72a8836eb7c82d9 (patch) | |
tree | 13384e7649be7bb88ab9524efcbc602be85d5020 /drivers/gpu/drm/radeon/uvd_v2_2.c | |
parent | 2528dbd348dd541e090594b7aac3f62351078388 (diff) | |
parent | 2cb9802eeb7f919f97df05b16ec128f4f5af366d (diff) |
Merge branch 'linux-linaro-lsk-v3.14' into linux-linaro-lsk-v3.14-androidlsk-v3.14-15.07-android
Conflicts:
fs/exec.c
Solutions:
follow commit d221244a7
sched: move no_new_privs into new atomic flags
to use task_no_new_privs(current).
Diffstat (limited to 'drivers/gpu/drm/radeon/uvd_v2_2.c')
-rw-r--r-- | drivers/gpu/drm/radeon/uvd_v2_2.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/uvd_v2_2.c b/drivers/gpu/drm/radeon/uvd_v2_2.c index d1771004cb52..19ccb2ae7a5d 100644 --- a/drivers/gpu/drm/radeon/uvd_v2_2.c +++ b/drivers/gpu/drm/radeon/uvd_v2_2.c @@ -60,6 +60,35 @@ void uvd_v2_2_fence_emit(struct radeon_device *rdev, } /** + * uvd_v2_2_semaphore_emit - emit semaphore command + * + * @rdev: radeon_device pointer + * @ring: radeon_ring pointer + * @semaphore: semaphore to emit commands for + * @emit_wait: true if we should emit a wait command + * + * Emit a semaphore command (either wait or signal) to the UVD ring. + */ +bool uvd_v2_2_semaphore_emit(struct radeon_device *rdev, + struct radeon_ring *ring, + struct radeon_semaphore *semaphore, + bool emit_wait) +{ + uint64_t addr = semaphore->gpu_addr; + + radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0)); + radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF); + + radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0)); + radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF); + + radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0)); + radeon_ring_write(ring, emit_wait ? 1 : 0); + + return true; +} + +/** * uvd_v2_2_resume - memory controller programming * * @rdev: radeon_device pointer |