From: Takashi Iwai <tiwai@suse.de>
Date: Fri, 19 Dec 2008 11:04:06 +0000 (+0100)
Subject: ALSA: ca0106 - Don't override the values at resume
X-Git-Tag: v2.6.29-rc1~590^2~9^2^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=86effd7e12ca63cecfd218717473d606e138e5e1;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git

ALSA: ca0106 - Don't override the values at resume

Don't override some values in ca0106_init_chip() at resume.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index c13aa41..2c71f9b 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -1303,9 +1303,10 @@ static unsigned int i2c_adc_init[][2] = {
 	{ 0x15, ADC_MUX_LINEIN },  /* ADC Mixer control */
 };
 
-static void ca0106_init_chip(struct snd_ca0106 *chip)
+static void ca0106_init_chip(struct snd_ca0106 *chip, int resume)
 {
 	int ch;
+	unsigned int def_bits;
 
 	outl(0, chip->port + INTE);
 
@@ -1323,30 +1324,21 @@ static void ca0106_init_chip(struct snd_ca0106 *chip)
 	 *  AN                = 0     (Audio data)
 	 *  P                 = 0     (Consumer)
 	 */
-	chip->spdif_bits[0] =
+	def_bits =
 		SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
 		SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
 		SPCS_GENERATIONSTATUS | 0x00001200 |
 		0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
-	snd_ca0106_ptr_write(chip, SPCS0, 0, chip->spdif_bits[0]);
+	if (!resume) {
+		chip->spdif_bits[0] = def_bits;
+		chip->spdif_bits[1] = def_bits;
+		chip->spdif_bits[2] = def_bits;
+		chip->spdif_bits[3] = def_bits;
+	}
 	/* Only SPCS1 has been tested */
-	chip->spdif_bits[1] =
-		SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
-		SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
-		SPCS_GENERATIONSTATUS | 0x00001200 |
-		0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
 	snd_ca0106_ptr_write(chip, SPCS1, 0, chip->spdif_bits[1]);
-	chip->spdif_bits[2] =
-		SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
-		SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
-		SPCS_GENERATIONSTATUS | 0x00001200 |
-		0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
+	snd_ca0106_ptr_write(chip, SPCS0, 0, chip->spdif_bits[0]);
 	snd_ca0106_ptr_write(chip, SPCS2, 0, chip->spdif_bits[2]);
-	chip->spdif_bits[3] =
-		SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
-		SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
-		SPCS_GENERATIONSTATUS | 0x00001200 |
-		0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
 	snd_ca0106_ptr_write(chip, SPCS3, 0, chip->spdif_bits[3]);
 
         snd_ca0106_ptr_write(chip, PLAYBACK_MUTE, 0, 0x00fc0000);
@@ -1407,17 +1399,20 @@ static void ca0106_init_chip(struct snd_ca0106 *chip)
 	        /* Select MIC, Line in, TAD in, AUX in */
 	        snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x333300e4);
 		/* Default to CAPTURE_SOURCE to i2s in */
-		chip->capture_source = 3;
+		if (!resume)
+			chip->capture_source = 3;
 	} else if (chip->details->ac97 == 1) {
 	        /* Default to AC97 in */
 	        snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x444400e4);
 		/* Default to CAPTURE_SOURCE to AC97 in */
-		chip->capture_source = 4;
+		if (!resume)
+			chip->capture_source = 4;
 	} else {
 	        /* Select MIC, Line in, TAD in, AUX in */
 	        snd_ca0106_ptr_write(chip, CAPTURE_SOURCE, 0x0, 0x333300e4);
 		/* Default to Set CAPTURE_SOURCE to i2s in */
-		chip->capture_source = 3;
+		if (!resume)
+			chip->capture_source = 3;
 	}
 
 	if (chip->details->gpio_type == 2) {
@@ -1583,7 +1578,7 @@ static int __devinit snd_ca0106_create(int dev, struct snd_card *card,
 	sprintf(card->longname, "%s at 0x%lx irq %i",
 		c->name, chip->port, chip->irq);
 
-	ca0106_init_chip(chip);
+	ca0106_init_chip(chip, 0);
 
 	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
 	if (err < 0) {
@@ -1784,7 +1779,7 @@ static int snd_ca0106_resume(struct pci_dev *pci)
 
 	pci_set_master(pci);
 
-	ca0106_init_chip(chip);
+	ca0106_init_chip(chip, 1);
 
 	snd_ac97_resume(chip->ac97);
 	snd_ca0106_mixer_resume(chip);