--- zzzz-none-000/linux-3.10.107/sound/pci/ice1712/delta.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/sound/pci/ice1712/delta.c	2021-02-04 17:41:59.000000000 +0000
@@ -425,7 +425,8 @@
 	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 
 	if (snd_i2c_sendbytes(ice->cs8427, &reg, 1) != 1)
-		snd_printk(KERN_ERR "unable to send register 0x%x byte to CS8427\n", reg);
+		dev_err(ice->card->dev,
+			"unable to send register 0x%x byte to CS8427\n", reg);
 	snd_i2c_readbytes(ice->cs8427, &reg, 1);
 	ucontrol->value.integer.value[0] = (reg & CS8427_UNLOCK) ? 1 : 0;
 	return 0;
@@ -575,6 +576,55 @@
 	.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;
@@ -621,7 +671,11 @@
 		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;
@@ -637,7 +691,7 @@
 	case ICE1712_SUBDEVICE_VX442:
 	case ICE1712_SUBDEVICE_DELTA66E:
 		if ((err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c)) < 0) {
-			snd_printk(KERN_ERR "unable to create I2C bus\n");
+			dev_err(ice->card->dev, "unable to create I2C bus\n");
 			return err;
 		}
 		ice->i2c->private_data = ice;