diff options
| author | Slava Grigorev <slava.grigorev@amd.com> | 2014-12-13 01:01:42 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-01-22 18:42:19 +0300 |
| commit | e55bca26188e45f209597abf986c87cc5a49894a (patch) | |
| tree | 459f22afe2d7cf3d06868445fd3638fffa5a8727 /drivers/gpu/drm/radeon/radeon_audio.c | |
| parent | ccd4be7eb7ef2aac076b604c716f36aa926651e3 (diff) | |
| download | linux-e55bca26188e45f209597abf986c87cc5a49894a.tar.xz | |
radeon/audio: enable DP audio
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Slava Grigorev <slava.grigorev@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_audio.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_audio.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c index f1e22a857da9..192a614255e9 100644 --- a/drivers/gpu/drm/radeon/radeon_audio.c +++ b/drivers/gpu/drm/radeon/radeon_audio.c @@ -97,8 +97,12 @@ void dce3_2_set_mute(struct drm_encoder *encoder, u32 offset, bool mute); void dce4_set_mute(struct drm_encoder *encoder, u32 offset, bool mute); static void radeon_audio_hdmi_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode); +static void radeon_audio_dp_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode); void r600_hdmi_enable(struct drm_encoder *encoder, bool enable); void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable); +void evergreen_enable_dp_audio_packets(struct drm_encoder *encoder, bool enable); +void dce6_enable_dp_audio_packets(struct drm_encoder *encoder, bool enable); static const u32 pin_offsets[7] = { @@ -178,6 +182,7 @@ static struct radeon_audio_funcs dce32_dp_funcs = { .write_speaker_allocation = dce3_2_afmt_dp_write_speaker_allocation, .set_dto = dce3_2_audio_set_dto, .set_avi_packet = r600_set_avi_packet, + .set_audio_packet = dce3_2_set_audio_packet, }; static struct radeon_audio_funcs dce4_hdmi_funcs = { @@ -203,6 +208,9 @@ static struct radeon_audio_funcs dce4_dp_funcs = { .write_latency_fields = dce4_afmt_write_latency_fields, .set_dto = dce4_dp_audio_set_dto, .set_avi_packet = evergreen_set_avi_packet, + .set_audio_packet = dce4_set_audio_packet, + .mode_set = radeon_audio_dp_mode_set, + .dpms = evergreen_enable_dp_audio_packets, }; static struct radeon_audio_funcs dce6_hdmi_funcs = { @@ -230,6 +238,9 @@ static struct radeon_audio_funcs dce6_dp_funcs = { .write_latency_fields = dce6_afmt_write_latency_fields, .set_dto = dce6_dp_audio_set_dto, .set_avi_packet = evergreen_set_avi_packet, + .set_audio_packet = dce4_set_audio_packet, + .mode_set = radeon_audio_dp_mode_set, + .dpms = dce6_enable_dp_audio_packets, }; static void radeon_audio_interface_init(struct radeon_device *rdev) @@ -711,6 +722,32 @@ static void radeon_audio_hdmi_mode_set(struct drm_encoder *encoder, radeon_audio_enable(rdev, dig->afmt->pin, 0xf); } +static void radeon_audio_dp_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; + + if (!dig || !dig->afmt) + return; + + /* disable audio prior to setting up hw */ + dig->afmt->pin = radeon_audio_get_pin(encoder); + radeon_audio_enable(rdev, dig->afmt->pin, 0); + + radeon_audio_set_dto(encoder, rdev->clock.default_dispclk * 10); + radeon_audio_set_audio_packet(encoder); + radeon_audio_select_pin(encoder); + + if (radeon_audio_set_avi_packet(encoder, mode) < 0) + return; + + /* enable audio after to setting up hw */ + radeon_audio_enable(rdev, dig->afmt->pin, 0xf); +} + void radeon_audio_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode) { |