ALSA: oxygen: fix output routing on Xonar DG

This card uses separate I2S outputs for the front speakers and
headphones, and reverses the order of the three speaker outputs.
To work around this, add a model-specific callback to adjust the
controller's playback routing.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/pci/oxygen/oxygen.h b/sound/pci/oxygen/oxygen.h
index c2ae63d17cd2..f53897a708b4 100644
--- a/sound/pci/oxygen/oxygen.h
+++ b/sound/pci/oxygen/oxygen.h
@@ -92,6 +92,8 @@ struct oxygen_model {
         void (*update_dac_volume)(struct oxygen *chip);
         void (*update_dac_mute)(struct oxygen *chip);
         void (*update_center_lfe_mix)(struct oxygen *chip, bool mixed);
+        unsigned int (*adjust_dac_routing)(struct oxygen *chip,
+                                           unsigned int play_routing);
         void (*gpio_changed)(struct oxygen *chip);
         void (*uart_input)(struct oxygen *chip);
         void (*ac97_switch)(struct oxygen *chip,