/**
* cik_sdma_fini - tear down the async dma engines
*
* @rdev: radeon_device pointer
*
* Stop the async dma engines and free the rings (CIK).
*/
void cik_sdma_fini(struct radeon_device *rdev)
{
/* halt the MEs */
cik_sdma_enable(rdev, false);
radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]);
radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX]);
/* XXX - compute dma queue tear down */
}
void radeon_uvd_fini(struct radeon_device *rdev)
{
int r;
if (rdev->uvd.vcpu_bo == NULL)
return;
r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false);
if (!r) {
radeon_bo_kunmap(rdev->uvd.vcpu_bo);
radeon_bo_unpin(rdev->uvd.vcpu_bo);
radeon_bo_unreserve(rdev->uvd.vcpu_bo);
}
radeon_bo_unref(&rdev->uvd.vcpu_bo);
radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX]);
release_firmware(rdev->uvd_fw);
}
/**
* r600_dma_fini - tear down the async dma engine
*
* @rdev: radeon_device pointer
*
* Stop the async dma engine and free the ring (r6xx-evergreen).
*/
void r600_dma_fini(struct radeon_device *rdev)
{
r600_dma_stop(rdev);
radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]);
}
static void cayman_cp_fini(struct radeon_device *rdev)
{
cayman_cp_enable(rdev, false);
radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
}