From d0465208206c7c6859afffc405570c1921e2d896 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 23 Jul 2015 10:53:51 -0400 Subject: drm/radeon/dce6: assign different audio pins to each encoder This allows you to send different audio to each audio capable display. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/dce6_afmt.c | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) (limited to 'drivers/gpu/drm/radeon/dce6_afmt.c') diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c index 44480c1b9738..752072771388 100644 --- a/drivers/gpu/drm/radeon/dce6_afmt.c +++ b/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) -- cgit v1.2.3