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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-26 18:05:07 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-07-29 18:14:36 -0400 |
| commit | 489bc476b4c2b3097fe9e980379bbbab260a6156 (patch) | |
| tree | 6e269f9c0144433d8d9a955173f90d65e9f9153a /drivers/gpu | |
| parent | 7d61d835824f73dc4097b51f800382467c8049c5 (diff) | |
| download | linux-489bc476b4c2b3097fe9e980379bbbab260a6156.tar.gz linux-489bc476b4c2b3097fe9e980379bbbab260a6156.tar.xz | |
drm/radeon/dpm: fix display gap programming on SI
Need to set the DISP*_GAP fields as well as the
DISP*_GAP_MCHG fields. Same as on previous asics.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/si_dpm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index 73aaa2e4c312..6ecbb875d211 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3620,8 +3620,12 @@ static void si_enable_display_gap(struct radeon_device *rdev) { u32 tmp = RREG32(CG_DISPLAY_GAP_CNTL); + tmp &= ~(DISP1_GAP_MASK | DISP2_GAP_MASK); + tmp |= (DISP1_GAP(R600_PM_DISPLAY_GAP_IGNORE) | + DISP2_GAP(R600_PM_DISPLAY_GAP_IGNORE)); + tmp &= ~(DISP1_GAP_MCHG_MASK | DISP2_GAP_MCHG_MASK); - tmp |= (DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE) | + tmp |= (DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK) | DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE)); WREG32(CG_DISPLAY_GAP_CNTL, tmp); } |