ALSA: ice1724 - Support for multiple external clock types

* Support for customization of the external clock names
* Adding hooks to playback_pro_open and capture_pro_open, allowing e.g.
  limiting available stream rates to a single value when the external
  clock rate is detected

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 2 deletions

diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h
index b31a59d0625c..4615bca39e18 100644
--- a/sound/pci/ice1712/ice1712.h
+++ b/sound/pci/ice1712/ice1712.h
@@ -379,8 +379,11 @@ struct snd_ice1712 {
         unsigned int (*get_rate)(struct snd_ice1712 *ice);
         void (*set_rate)(struct snd_ice1712 *ice, unsigned int rate);
         unsigned char (*set_mclk)(struct snd_ice1712 *ice, unsigned int rate);
-        void (*set_spdif_clock)(struct snd_ice1712 *ice);
-
+        int (*set_spdif_clock)(struct snd_ice1712 *ice, int type);
+        int (*get_spdif_master_type)(struct snd_ice1712 *ice);
+        char **ext_clock_names;
+        int ext_clock_count;
+        void (*pro_open)(struct snd_ice1712 *, struct snd_pcm_substream *);
 #ifdef CONFIG_PM
         int (*pm_suspend)(struct snd_ice1712 *);
         int (*pm_resume)(struct snd_ice1712 *);