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drm/radeon/dce6: assign different audio pins to each encoder

Browse source 
This allows you to send different audio to each audio capable
display.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2015-07-23 10:53:51 -04:00
parent 294947a5c7
commit d046520820
1 changed files with 24 additions and 5 deletions
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29
drivers/gpu/drm/radeon/dce6_afmt.c
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@ -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)