diff options
author | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-11 10:41:07 +0300 |
---|---|---|
committer | José Pekkarinen <jose.pekkarinen@nokia.com> | 2016-04-13 08:17:18 +0300 |
commit | e09b41010ba33a20a87472ee821fa407a5b8da36 (patch) | |
tree | d10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/gpu/drm/radeon/dce6_afmt.c | |
parent | f93b97fd65072de626c074dbe099a1fff05ce060 (diff) |
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page.
During the rebasing, the following patch collided:
Force tick interrupt and get rid of softirq magic(I70131fb85).
Collisions have been removed because its logic was found on the
source already.
Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/gpu/drm/radeon/dce6_afmt.c')
-rw-r--r-- | kernel/drivers/gpu/drm/radeon/dce6_afmt.c | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/kernel/drivers/gpu/drm/radeon/dce6_afmt.c b/kernel/drivers/gpu/drm/radeon/dce6_afmt.c index 44480c1b9..367a916f3 100644 --- a/kernel/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/kernel/drivers/gpu/drm/radeon/dce6_afmt.c @@ -76,16 +76,35 @@ static void dce6_afmt_get_connected_pins(struct radeon_device *rdev) struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev) { - int i; + struct drm_encoder *encoder; + struct radeon_encoder *radeon_encoder; + struct radeon_encoder_atom_dig *dig; + struct r600_audio_pin *pin = NULL; + int i, pin_count; dce6_afmt_get_connected_pins(rdev); for (i = 0; i < rdev->audio.num_pins; i++) { - if (rdev->audio.pin[i].connected) - return &rdev->audio.pin[i]; + if (rdev->audio.pin[i].connected) { + pin = &rdev->audio.pin[i]; + pin_count = 0; + + list_for_each_entry(encoder, &rdev->ddev->mode_config.encoder_list, head) { + if (radeon_encoder_is_digital(encoder)) { + radeon_encoder = to_radeon_encoder(encoder); + dig = radeon_encoder->enc_priv; + if (dig->pin == pin) + pin_count++; + } + } + + if (pin_count == 0) + return pin; + } } - DRM_ERROR("No connected audio pins found!\n"); - return NULL; + if (!pin) + DRM_ERROR("No connected audio pins found!\n"); + return pin; } void dce6_afmt_select_pin(struct drm_encoder *encoder) @@ -282,6 +301,14 @@ 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; + div = radeon_audio_decode_dfs_div(div); + + if (div) + clock = clock * 100 / div; + WREG32(DCE8_DCCG_AUDIO_DTO1_PHASE, 24000); WREG32(DCE8_DCCG_AUDIO_DTO1_MODULE, clock); } else { |