diff options
Diffstat (limited to 'sound/pci/ice1712/delta.c')
| -rw-r--r-- | sound/pci/ice1712/delta.c | 55 |
1 files changed, 54 insertions, 1 deletions
diff --git a/sound/pci/ice1712/delta.c b/sound/pci/ice1712/delta.c index 98e5e955261..496dbd0ad5d 100644 --- a/sound/pci/ice1712/delta.c +++ b/sound/pci/ice1712/delta.c @@ -576,6 +576,55 @@ static struct snd_ak4xxx_private akm_vx442_priv = { .mask_flags = 0, }; +#ifdef CONFIG_PM_SLEEP +static int snd_ice1712_delta_resume(struct snd_ice1712 *ice) +{ + unsigned char akm_img_bak[AK4XXX_IMAGE_SIZE]; + unsigned char akm_vol_bak[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_img_bak, ice->akm->images, sizeof(akm_img_bak)); + memcpy(akm_vol_bak, ice->akm->volumes, sizeof(akm_vol_bak)); + snd_akm4xxx_init(ice->akm); + memcpy(ice->akm->images, akm_img_bak, sizeof(akm_img_bak)); + memcpy(ice->akm->volumes, akm_vol_bak, sizeof(akm_vol_bak)); + snd_akm4xxx_reset(ice->akm, 0); + } + + return 0; +} + +static int snd_ice1712_delta_suspend(struct snd_ice1712 *ice) +{ + if (ice->akm_codecs) /* reset & mute codec */ + snd_akm4xxx_reset(ice->akm, 1); + + return 0; +} +#endif + static int snd_ice1712_delta_init(struct snd_ice1712 *ice) { int err; @@ -622,7 +671,11 @@ static int snd_ice1712_delta_init(struct snd_ice1712 *ice) ice->num_total_adcs = 4; break; } - +#ifdef CONFIG_PM_SLEEP + ice->pm_resume = snd_ice1712_delta_resume; + ice->pm_suspend = snd_ice1712_delta_suspend; + ice->pm_suspend_enabled = 1; +#endif /* initialize the SPI clock to high */ tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA); tmp |= ICE1712_DELTA_AP_CCLK; |