diff options
Diffstat (limited to 'src/radeon_driver.c')
| -rw-r--r-- | src/radeon_driver.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c index 87f14056..469e7bc3 100644 --- a/src/radeon_driver.c +++ b/src/radeon_driver.c @@ -724,7 +724,7 @@ void RADEONWaitForVerticalSync(ScrnInfoPtr pScrn) RADEONInfoPtr info = RADEONPTR(pScrn); unsigned char *RADEONMMIO = info->MMIO; CARD32 crtc_gen_cntl; - int i; + struct timeval timeout; crtc_gen_cntl = INREG(RADEON_CRTC_GEN_CNTL); if ((crtc_gen_cntl & RADEON_CRTC_DISP_REQ_EN_B) || @@ -735,10 +735,10 @@ void RADEONWaitForVerticalSync(ScrnInfoPtr pScrn) OUTREG(RADEON_CRTC_STATUS, RADEON_CRTC_VBLANK_SAVE_CLEAR); /* Wait for it to go back up */ - for (i = 0; i < RADEON_TIMEOUT/1000; i++) { - if (INREG(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_SAVE) break; - usleep(1); - } + radeon_init_timeout(&timeout, RADEON_VSYNC_TIMEOUT); + while (!(INREG(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_SAVE) && + !radeon_timedout(&timeout)) + usleep(100); } /* Wait for vertical sync on secondary CRTC */ @@ -747,7 +747,7 @@ void RADEONWaitForVerticalSync2(ScrnInfoPtr pScrn) RADEONInfoPtr info = RADEONPTR(pScrn); unsigned char *RADEONMMIO = info->MMIO; CARD32 crtc2_gen_cntl; - int i; + struct timeval timeout; crtc2_gen_cntl = INREG(RADEON_CRTC2_GEN_CNTL); if ((crtc2_gen_cntl & RADEON_CRTC2_DISP_REQ_EN_B) || @@ -758,10 +758,10 @@ void RADEONWaitForVerticalSync2(ScrnInfoPtr pScrn) OUTREG(RADEON_CRTC2_STATUS, RADEON_CRTC2_VBLANK_SAVE_CLEAR); /* Wait for it to go back up */ - for (i = 0; i < RADEON_TIMEOUT/1000; i++) { - if (INREG(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_SAVE) break; - usleep(1); - } + radeon_init_timeout(&timeout, RADEON_VSYNC_TIMEOUT); + while (!(INREG(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_SAVE) && + !radeon_timedout(&timeout)) + usleep(100); } |