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[ALSA] oxygen: fix line-in recording selection 

The GPIO pin 0 of the CM9780 must be set when muting the line input even
on non-Xonar cards.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Clemens Ladisch 2008-02-22 18:40:56 +01:00 committed by Linus Torvalds
parent cbef97892e
commit 902b05c117
1 changed files with 35 additions and 0 deletions
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35
sound/pci/oxygen/oxygen.c
View File

@ -28,7 +28,9 @@
* GPIO 1 -> DFS1 of AK5385
*/
#include <linux/mutex.h>
#include <linux/pci.h>
#include <sound/ac97_codec.h>
#include <sound/control.h>
#include <sound/core.h>
#include <sound/initval.h>
@ -37,6 +39,7 @@
#include <sound/tlv.h>
#include "oxygen.h"
#include "ak4396.h"
#include "cm9780.h"
MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
MODULE_DESCRIPTION("C-Media CMI8788 driver");
@ -75,6 +78,8 @@ MODULE_DEVICE_TABLE(pci, oxygen_ids);
#define GPIO_AK5385_DFS_DOUBLE 0x0001
#define GPIO_AK5385_DFS_QUAD 0x0002
#define GPIO_LINE_MUTE CM9780_GPO0
#define WM8785_R0 0
#define WM8785_R1 1
#define WM8785_R2 2
@ -180,16 +185,23 @@ static void wm8785_init(struct oxygen *chip)
snd_component_add(chip->card, "WM8785");
}
static void cmi9780_init(struct oxygen *chip)
{
oxygen_ac97_clear_bits(chip, 0, CM9780_GPIO_STATUS, GPIO_LINE_MUTE);
}
static void generic_init(struct oxygen *chip)
{
ak4396_init(chip);
wm8785_init(chip);
cmi9780_init(chip);
}
static void meridian_init(struct oxygen *chip)
{
ak4396_init(chip);
ak5385_init(chip);
cmi9780_init(chip);
}
static void generic_cleanup(struct oxygen *chip)
@ -285,6 +297,27 @@ static void set_ak5385_params(struct oxygen *chip,
value, GPIO_AK5385_DFS_MASK);
}
static void cmi9780_switch_hook(struct oxygen *chip, unsigned int codec,
unsigned int reg, int mute)
{
if (codec != 0)
return;
switch (reg) {
case AC97_LINE:
oxygen_write_ac97_masked(chip, 0, CM9780_GPIO_STATUS,
mute ? GPIO_LINE_MUTE : 0,
GPIO_LINE_MUTE);
break;
case AC97_MIC:
case AC97_CD:
case AC97_AUX:
if (!mute)
oxygen_ac97_set_bits(chip, 0, CM9780_GPIO_STATUS,
GPIO_LINE_MUTE);
break;
}
}
static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0);
static int ak4396_control_filter(struct snd_kcontrol_new *template)
@ -308,6 +341,7 @@ static const struct oxygen_model model_generic = {
.set_adc_params = set_wm8785_params,
.update_dac_volume = update_ak4396_volume,
.update_dac_mute = update_ak4396_mute,
.ac97_switch_hook = cmi9780_switch_hook,
.model_data_size = sizeof(struct generic_data),
.dac_channels = 8,
.used_channels = OXYGEN_CHANNEL_A |
@ -331,6 +365,7 @@ static const struct oxygen_model model_meridian = {
.set_adc_params = set_ak5385_params,
.update_dac_volume = update_ak4396_volume,
.update_dac_mute = update_ak4396_mute,
.ac97_switch_hook = cmi9780_switch_hook,
.model_data_size = sizeof(struct generic_data),
.dac_channels = 8,
.used_channels = OXYGEN_CHANNEL_B |