-/* Wait for vertical sync on primary CRTC */
-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 */
-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);
- }
-}
-
-int r100_rbbm_fifo_wait_for_entry(struct radeon_device *rdev, unsigned n)