diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 46f8cc7cd0fb..61a543491ec3 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1487,7 +1487,7 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev) bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE; /* tell the bios not to handle mode switching */ - bios_6_scratch |= (ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH | ATOM_S6_ACC_MODE); + bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH; if (rdev->family >= CHIP_R600) { WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch); @@ -1538,10 +1538,13 @@ void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock) else bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH); - if (lock) + if (lock) { bios_6_scratch |= ATOM_S6_CRITICAL_STATE; - else + bios_6_scratch &= ~ATOM_S6_ACC_MODE; + } else { bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE; + bios_6_scratch |= ATOM_S6_ACC_MODE; + } if (rdev->family >= CHIP_R600) WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch); |