diff options
Diffstat (limited to 'src/radeon_macros.h')
| -rw-r--r-- | src/radeon_macros.h | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/src/radeon_macros.h b/src/radeon_macros.h index 3d8aa13..5b173cc 100644 --- a/src/radeon_macros.h +++ b/src/radeon_macros.h @@ -133,46 +133,4 @@ do { \ } \ } while (0) -static void RADEONPllErrataAfterIndex(RADEONInfoPtr info) -{ - unsigned char *RADEONMMIO = info->MMIO; - - if (!(info->ChipErrata & CHIP_ERRATA_PLL_DUMMYREADS)) - return; - - /* This workaround is necessary on rv200 and RS200 or PLL - * reads may return garbage (among others...) - */ - (void)INREG(RADEON_CLOCK_CNTL_DATA); - (void)INREG(RADEON_CRTC_GEN_CNTL); -} - -static void RADEONPllErrataAfterData(RADEONInfoPtr info) -{ - unsigned char *RADEONMMIO = info->MMIO; - - /* This workarounds is necessary on RV100, RS100 and RS200 chips - * or the chip could hang on a subsequent access - */ - if (info->ChipErrata & CHIP_ERRATA_PLL_DELAY) { - /* we can't deal with posted writes here ... */ - usleep(5000); - } - - /* This function is required to workaround a hardware bug in some (all?) - * revisions of the R300. This workaround should be called after every - * CLOCK_CNTL_INDEX register access. If not, register reads afterward - * may not be correct. - */ - if (info->ChipErrata & CHIP_ERRATA_R300_CG) { - CARD32 save, tmp; - - save = INREG(RADEON_CLOCK_CNTL_INDEX); - tmp = save & ~(0x3f | RADEON_PLL_WR_EN); - OUTREG(RADEON_CLOCK_CNTL_INDEX, tmp); - tmp = INREG(RADEON_CLOCK_CNTL_DATA); - OUTREG(RADEON_CLOCK_CNTL_INDEX, save); - } -} - #endif |