}
}
-/* Wait for vertical sync on primary CRTC */
-static void r100_gpu_wait_for_vsync(struct radeon_device *rdev)
-{
- uint32_t crtc_gen_cntl, tmp;
- int i;
-
- crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL);
- if ((crtc_gen_cntl & RADEON_CRTC_DISP_REQ_EN_B) ||
- !(crtc_gen_cntl & RADEON_CRTC_EN)) {
- return;
- }
- /* Clear the CRTC_VBLANK_SAVE bit */
- WREG32(RADEON_CRTC_STATUS, RADEON_CRTC_VBLANK_SAVE_CLEAR);
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = RREG32(RADEON_CRTC_STATUS);
- if (tmp & RADEON_CRTC_VBLANK_SAVE) {
- return;
- }
- DRM_UDELAY(1);
- }
-}
-
-/* Wait for vertical sync on secondary CRTC */
-static void r100_gpu_wait_for_vsync2(struct radeon_device *rdev)
-{
- uint32_t crtc2_gen_cntl, tmp;
- int i;
-
- crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
- if ((crtc2_gen_cntl & RADEON_CRTC2_DISP_REQ_EN_B) ||
- !(crtc2_gen_cntl & RADEON_CRTC2_EN))
- return;
-
- /* Clear the CRTC_VBLANK_SAVE bit */
- WREG32(RADEON_CRTC2_STATUS, RADEON_CRTC2_VBLANK_SAVE_CLEAR);
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = RREG32(RADEON_CRTC2_STATUS);
- if (tmp & RADEON_CRTC2_VBLANK_SAVE) {
- return;
- }
- DRM_UDELAY(1);
- }
-}
-
static int r100_rbbm_fifo_wait_for_entry(struct radeon_device *rdev, unsigned n)
{
unsigned i;
WREG32(scratch, 0xCAFEDEAD);
r = radeon_ib_get(rdev, RADEON_RING_TYPE_GFX_INDEX, &ib, NULL, 256);
if (r) {
- return r;
+ DRM_ERROR("radeon: failed to get ib (%d).\n", r);
+ goto free_scratch;
}
ib.ptr[0] = PACKET0(scratch, 0);
ib.ptr[1] = 0xDEADBEEF;
ib.length_dw = 8;
r = radeon_ib_schedule(rdev, &ib, NULL);
if (r) {
- radeon_scratch_free(rdev, scratch);
- radeon_ib_free(rdev, &ib);
- return r;
+ DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
+ goto free_ib;
}
r = radeon_fence_wait(ib.fence, false);
if (r) {
- return r;
+ DRM_ERROR("radeon: fence wait failed (%d).\n", r);
+ goto free_ib;
}
for (i = 0; i < rdev->usec_timeout; i++) {
tmp = RREG32(scratch);
scratch, tmp);
r = -EINVAL;
}
- radeon_scratch_free(rdev, scratch);
+free_ib:
radeon_ib_free(rdev, &ib);
+free_scratch:
+ radeon_scratch_free(rdev, scratch);
return r;
}