diff options
| author | Alex Deucher <alex@t41p.hsd1.va.comcast.net> | 2008-03-26 18:01:29 -0400 |
|---|---|---|
| committer | Alex Deucher <alex@t41p.hsd1.va.comcast.net> | 2008-03-26 18:01:29 -0400 |
| commit | 9b4473c1d830b88866dd22e8174a07195bd6fcf4 (patch) | |
| tree | 49a573b0082d58e77b33c8801d7d1232c61398d9 /src/radeon_driver.c | |
| parent | 8b144830fe9b4a0cee4745023de5e7d387070f60 (diff) | |
RADEON: attempt to fix lid issues
On some laptops the bios attempts to re-program the chip
when a lid event comes in. This should hopefully prevent
the bios from doing that.
Diffstat (limited to 'src/radeon_driver.c')
| -rw-r--r-- | src/radeon_driver.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/radeon_driver.c b/src/radeon_driver.c index 3d33d475..c3c7c777 100644 --- a/src/radeon_driver.c +++ b/src/radeon_driver.c @@ -2978,7 +2978,8 @@ RADEONInitBIOSRegisters(ScrnInfoPtr pScrn) /* let the bios control the backlight */ save->bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE; /* tell the bios not to handle mode switching */ - save->bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH; + save->bios_6_scratch |= (ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH | + ATOM_S6_ACC_MODE); if (info->ChipFamily >= CHIP_FAMILY_R600) { OUTREG(R600_BIOS_2_SCRATCH, save->bios_2_scratch); @@ -2991,7 +2992,8 @@ RADEONInitBIOSRegisters(ScrnInfoPtr pScrn) /* let the bios control the backlight */ save->bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN; /* tell the bios not to handle mode switching */ - save->bios_6_scratch |= RADEON_DISPLAY_SWITCHING_DIS; + save->bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS | + RADEON_ACC_MODE_CHANGE); /* tell the bios a driver is loaded */ save->bios_7_scratch |= RADEON_DRV_LOADED; |