[ALSA] ice1724 - Add ADC setup in set_rate callback for Audiophile192 (a7696922) · Commits · 戴 / test

sound/pci/ice1712/revo.c

+17 −8

Original line number	Diff line number	Diff line
		@@ -322,17 +322,23 @@ static struct snd_pt2258 ptc_revo51_volume;
		static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
		{
		struct snd_ice1712 *ice = ak->private_data[0];
		int dfs;

		revo_set_rate_val(ak, rate);

		#if 1 /* FIXME: do we need this procedure? */
		/* reset DFS pin of AK5385A for ADC, too */
		/* DFS0 (pin 18) -- GPIO10 pin 77 */
		snd_ice1712_save_gpio_status(ice);
		snd_ice1712_gpio_write_bits(ice, 1 << 10,
		rate > 48000 ? (1 << 10) : 0);
		snd_ice1712_restore_gpio_status(ice);
		#endif
		/* reset CKS */
		snd_ice1712_gpio_write_bits(ice, 1 << 8, rate > 96000 ? 1 : 0);
		/* reset DFS pins of AK5385A for ADC, too */
		if (rate > 96000)
		dfs = 2;
		else if (rate > 48000)
		dfs = 1;
		else
		dfs = 0;
		snd_ice1712_gpio_write_bits(ice, 3 << 9, dfs << 9);
		/* reset ADC */
		snd_ice1712_gpio_write_bits(ice, 1 << 11, 0);
		snd_ice1712_gpio_write_bits(ice, 1 << 11, 1);
		}

		static const struct snd_akm4xxx_dac_channel ap192_dac[] = {
		@@ -549,6 +555,9 @@ static int __devinit revo_init(struct snd_ice1712 *ice)
		if (err < 0)
		return err;

		/* unmute all codecs */
		snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
		VT1724_REVO_MUTE);
		break;
		}