diff options
Diffstat (limited to 'src/radeon_accel.c')
| -rw-r--r-- | src/radeon_accel.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/radeon_accel.c b/src/radeon_accel.c index 49690fb..52955d4 100644 --- a/src/radeon_accel.c +++ b/src/radeon_accel.c @@ -295,8 +295,10 @@ void RADEONEngineRestore(ScrnInfoPtr pScrn) OUTREGP(RADEON_DP_DATATYPE, 0, ~RADEON_HOST_BIG_ENDIAN_EN); #endif - /* Restore SURFACE_CNTL */ - OUTREG(RADEON_SURFACE_CNTL, info->ModeReg.surface_cntl); + /* Restore SURFACE_CNTL - only the first head contains valid data -ReneR */ + if (!info->IsSecondary) { + OUTREG(RADEON_SURFACE_CNTL, info->ModeReg.surface_cntl); + } RADEONWaitForFifo(pScrn, 1); OUTREG(RADEON_DEFAULT_SC_BOTTOM_RIGHT, (RADEON_DEFAULT_SC_RIGHT_MAX |