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| author | Dave Airlie <airlied@redhat.com> | 2015-12-23 14:15:26 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-12-23 14:15:26 +1000 |
| commit | fd3e14ffbd9ec7593ba4dafc9452a91373a4df05 (patch) | |
| tree | 2db6625f712787514208f794ac62d24f415771a4 /drivers/gpu/drm/radeon/dce6_afmt.c | |
| parent | 9116199536878bb2fdd63d6064633d6e3f2cba22 (diff) | |
| parent | eafbbd9883d0121811a9388988b80476dc12b1bf (diff) | |
| download | linux-fd3e14ffbd9ec7593ba4dafc9452a91373a4df05.tar.bz2 | |
Merge branch 'drm-next-4.5' of git://people.freedesktop.org/~agd5f/linux into drm-next
[airlied: fixup build problems on arm - added errno.h include]
* 'drm-next-4.5' of git://people.freedesktop.org/~agd5f/linux: (152 commits)
amd/powerplay: fix copy paste typo in hardwaremanager.c
amd/powerplay: disable powerplay by default initially
amd/powerplay: don't enable ucode fan control if vbios has no fan table
drm/amd/powerplay: show gpu load when print gpu performance for Cz. (v2)
drm/amd/powerplay: check whether need to enable thermal control. (v2)
drm/amd/powerplay: add point check to avoid NULL point hang.
drm/amdgpu/powerplay: Program a calculated value as Deep Sleep clock.
drm/amd/powerplay: Don't return an error if fan table is missing
drm/powerplay/hwmgr: log errors in tonga_hwmgr_backend_init
drm/powerplay: add debugging output to processpptables.c
drm/powerplay: add debugging output to tonga_processpptables.c
amd/powerplay: Add structures required to report configuration change
amd/powerplay: Fix get dal power level
amd\powerplay Implement get dal power level
drm/amd/powerplay: display gpu load when print performance for tonga.
drm/amdgpu/powerplay: enable sysfs and debugfs interfaces late
drm/amd/powerplay: move shared function of vi to hwmgr. (v2)
drm/amd/powerplay: check whether enable dpm in powerplay.
drm/amd/powerplay: fix bug that dpm funcs in debugfs/sysfs missing.
drm/amd/powerplay: fix boolreturn.cocci warnings
...
Diffstat (limited to 'drivers/gpu/drm/radeon/dce6_afmt.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/dce6_afmt.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 752072771388..6bfc46369db1 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/drivers/gpu/drm/radeon/dce6_afmt.c @@ -301,6 +301,22 @@ void dce6_dp_audio_set_dto(struct radeon_device *rdev, * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator */ if (ASIC_IS_DCE8(rdev)) { + unsigned int div = (RREG32(DENTIST_DISPCLK_CNTL) & + DENTIST_DPREFCLK_WDIVIDER_MASK) >> + DENTIST_DPREFCLK_WDIVIDER_SHIFT; + + if (div < 128 && div >= 96) + div -= 64; + else if (div >= 64) + div = div / 2 - 16; + else if (div >= 8) + div /= 4; + else + div = 0; + + if (div) + clock = rdev->clock.gpupll_outputfreq * 10 / div; + WREG32(DCE8_DCCG_AUDIO_DTO1_PHASE, 24000); WREG32(DCE8_DCCG_AUDIO_DTO1_MODULE, clock); } else { |