diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c')
| -rw-r--r-- | kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c b/kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c index 9953356fe..3cf04a2f4 100644 --- a/kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/kernel/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -289,6 +289,16 @@ void dce4_dp_audio_set_dto(struct radeon_device *rdev, * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator */ + if (ASIC_IS_DCE41(rdev)) { + unsigned int div = (RREG32(DCE41_DENTIST_DISPCLK_CNTL) & + DENTIST_DPREFCLK_WDIVIDER_MASK) >> + DENTIST_DPREFCLK_WDIVIDER_SHIFT; + div = radeon_audio_decode_dfs_div(div); + + if (div) + clock = 100 * clock / div; + } + WREG32(DCCG_AUDIO_DTO1_PHASE, 24000); WREG32(DCCG_AUDIO_DTO1_MODULE, clock); } |