diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 2fff8cec723c..bd2b3d087b16 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2190,7 +2190,7 @@ int r600_cp_resume(struct radeon_device *rdev) tmp |= BUF_SWAP_32BIT; #endif WREG32(CP_RB_CNTL, tmp); - WREG32(CP_SEM_WAIT_TIMER, 0x4); + WREG32(CP_SEM_WAIT_TIMER, 0x0); /* Set the write pointer delay */ WREG32(CP_RB_WPTR_DELAY, 0); @@ -2357,6 +2357,18 @@ void r600_fence_ring_emit(struct radeon_device *rdev, } } +void r600_semaphore_ring_emit(struct radeon_device *rdev, + struct radeon_semaphore *semaphore, + unsigned ring, bool emit_wait) +{ + uint64_t addr = semaphore->gpu_addr; + unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL; + + radeon_ring_write(rdev, PACKET3(PACKET3_MEM_SEMAPHORE, 1)); + radeon_ring_write(rdev, addr & 0xffffffff); + radeon_ring_write(rdev, (upper_32_bits(addr) & 0xff) | sel); +} + int r600_copy_blit(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, @@ -2649,6 +2661,7 @@ void r600_fini(struct radeon_device *rdev) r600_vram_scratch_fini(rdev); radeon_agp_fini(rdev); radeon_gem_fini(rdev); + radeon_semaphore_driver_fini(rdev); radeon_fence_driver_fini(rdev); radeon_bo_fini(rdev); radeon_atombios_fini(rdev); |