ALSA: ice1712: Add S/PDIF suspend support for ICE1712-based M-Audio cards

Add S/PDIF suspend support for M-Audio cards based on ICE1712 chip.
Tested (playback only) on Audiophile 24/96. Capture will probably not work.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 22 insertions, 0 deletions

diff --git a/sound/pci/ice1712/delta.c b/sound/pci/ice1712/delta.c
index ed2144eee38a..b3eed8d6bfc5 100644
--- a/sound/pci/ice1712/delta.c
+++ b/sound/pci/ice1712/delta.c
@@ -580,6 +580,28 @@ static struct snd_ak4xxx_private akm_vx442_priv = {
 static int snd_ice1712_delta_resume(struct snd_ice1712 *ice)
 {
         unsigned char akm_backup[AK4XXX_IMAGE_SIZE];
+
+        /* init spdif */
+        switch (ice->eeprom.subvendor) {
+        case ICE1712_SUBDEVICE_AUDIOPHILE:
+        case ICE1712_SUBDEVICE_DELTA410:
+        case ICE1712_SUBDEVICE_DELTA1010E:
+        case ICE1712_SUBDEVICE_DELTA1010LT:
+        case ICE1712_SUBDEVICE_VX442:
+        case ICE1712_SUBDEVICE_DELTA66E:
+                snd_cs8427_init(ice->i2c, ice->cs8427);
+                break;
+        case ICE1712_SUBDEVICE_DELTA1010:
+        case ICE1712_SUBDEVICE_MEDIASTATION:
+                /* nothing */
+                break;
+        case ICE1712_SUBDEVICE_DELTADIO2496:
+        case ICE1712_SUBDEVICE_DELTA66:
+                /* Set spdif defaults */
+                snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
+                break;
+        }
+
         /* init codec and restore registers */
         if (ice->akm_codecs) {
                 memcpy(akm_backup, ice->akm->images, sizeof(akm_backup));