diff options
| author | Eric Anholt <eric@anholt.net> | 2008-12-29 10:41:02 -0800 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2008-12-29 11:31:26 -0800 |
| commit | 3544bbe22d8cf2640289e1e4febe755a47f26631 (patch) | |
| tree | 20b7ec9fcdae65de361e9ef893eb2b39294a98a9 | |
| parent | 7b67914b23b54d4d9566190440a3430e40615aa8 (diff) | |
Add PCI write posting to LeaveVT path when we're about to wait on write results.
| -rw-r--r-- | src/i830_driver.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/i830_driver.c b/src/i830_driver.c index 6fed32d9..90fa5070 100644 --- a/src/i830_driver.c +++ b/src/i830_driver.c @@ -2339,6 +2339,7 @@ RestoreHWState(ScrnInfoPtr pScrn) OUTREG(DPLL_A_MD, pI830->saveDPLL_A_MD); else OUTREG(DPLL_A, pI830->saveDPLL_A); + POSTING_READ(DPLL_A); i830_dpll_settle(); /* Restore mode config */ @@ -2362,6 +2363,7 @@ RestoreHWState(ScrnInfoPtr pScrn) } OUTREG(PIPEACONF, pI830->savePIPEACONF); + POSTING_READ(PIPEACONF); i830WaitForVblank(pScrn); /* @@ -2374,12 +2376,14 @@ RestoreHWState(ScrnInfoPtr pScrn) DISPPLANE_SEL_PIPE_A) { OUTREG(DSPACNTR, pI830->saveDSPACNTR); OUTREG(DSPABASE, INREG(DSPABASE)); + POSTING_READ(DSPABASE); i830WaitForVblank(pScrn); } if ((pI830->saveDSPBCNTR & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_A) { OUTREG(DSPBCNTR, pI830->saveDSPBCNTR); OUTREG(DSPBBASE, INREG(DSPBBASE)); + POSTING_READ(DSPBBASE); i830WaitForVblank(pScrn); } @@ -2403,6 +2407,7 @@ RestoreHWState(ScrnInfoPtr pScrn) OUTREG(DPLL_B_MD, pI830->saveDPLL_B_MD); else OUTREG(DPLL_B, pI830->saveDPLL_B); + POSTING_READ(DPLL_B); i830_dpll_settle(); /* Restore mode config */ @@ -2425,6 +2430,7 @@ RestoreHWState(ScrnInfoPtr pScrn) } OUTREG(PIPEBCONF, pI830->savePIPEBCONF); + POSTING_READ(PIPEBCONF); i830WaitForVblank(pScrn); /* |