/**
* uvd_v1_0_ib_test - test ib execution
*
* @rdev: radeon_device pointer
* @ring: radeon_ring pointer
*
* Test if we can successfully execute an IB
*/
int uvd_v1_0_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
{
struct radeon_fence *fence = NULL;
int r;
r = radeon_set_uvd_clocks(rdev, 53300, 40000);
if (r) {
DRM_ERROR("radeon: failed to raise UVD clocks (%d).\n", r);
return r;
}
r = radeon_uvd_get_create_msg(rdev, ring->idx, 1, NULL);
if (r) {
DRM_ERROR("radeon: failed to get create msg (%d).\n", r);
goto error;
}
r = radeon_uvd_get_destroy_msg(rdev, ring->idx, 1, &fence);
if (r) {
DRM_ERROR("radeon: failed to get destroy ib (%d).\n", r);
goto error;
}
r = radeon_fence_wait(fence, false);
if (r) {
DRM_ERROR("radeon: fence wait failed (%d).\n", r);
goto error;
}
DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
error:
radeon_fence_unref(&fence);
radeon_set_uvd_clocks(rdev, 0, 0);
return r;
}
/**
* uvd_v1_0_init - start and test UVD block
*
* @rdev: radeon_device pointer
*
* Initialize the hardware, boot up the VCPU and do some testing
*/
int uvd_v1_0_init(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
uint32_t tmp;
int r;
/* raise clocks while booting up the VCPU */
if (rdev->family < CHIP_RV740)
radeon_set_uvd_clocks(rdev, 10000, 10000);
else
radeon_set_uvd_clocks(rdev, 53300, 40000);
r = uvd_v1_0_start(rdev);
if (r)
goto done;
ring->ready = true;
r = radeon_ring_test(rdev, R600_RING_TYPE_UVD_INDEX, ring);
if (r) {
ring->ready = false;
goto done;
}
r = radeon_ring_lock(rdev, ring, 10);
if (r) {
DRM_ERROR("radeon: ring failed to lock UVD ring (%d).\n", r);
goto done;
}
tmp = PACKET0(UVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
radeon_ring_write(ring, tmp);
radeon_ring_write(ring, 0xFFFFF);
tmp = PACKET0(UVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
radeon_ring_write(ring, tmp);
radeon_ring_write(ring, 0xFFFFF);
tmp = PACKET0(UVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
radeon_ring_write(ring, tmp);
radeon_ring_write(ring, 0xFFFFF);
/* Clear timeout status bits */
radeon_ring_write(ring, PACKET0(UVD_SEMA_TIMEOUT_STATUS, 0));
radeon_ring_write(ring, 0x8);
radeon_ring_write(ring, PACKET0(UVD_SEMA_CNTL, 0));
radeon_ring_write(ring, 3);
radeon_ring_unlock_commit(rdev, ring);
done:
/* lower clocks again */
radeon_set_uvd_clocks(rdev, 0, 0);
if (!r)
DRM_INFO("UVD initialized successfully.\n");
return r;
}
