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Subject[PATCH 07/16] [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.

From: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
sound/pci/oxygen/oxygen.c | 35 +++++++++++++++++++++++++++++++++++
1 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c
index f31a0eb..9a9941b 100644
--- a/sound/pci/oxygen/oxygen.c
+++ b/sound/pci/oxygen/oxygen.c
@@ -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 |
--
1.5.3.8


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