[PATCH 21/23] intel_sst: add Master Volume

From: Alan Cox
Date: Tue May 03 2011 - 12:54:02 EST


From: Lu Guanqun <guanqun.lu@xxxxxxxxx>

With this patch, Master Volume will control AUDIOLVOL(0x10c) and
AUDIORVOL(0x10d); while PCM Volume will control HPLVOL(0x123) and
HPRVOL(0x124).

Signed-off-by: Lu Guanqun <guanqun.lu@xxxxxxxxx>
Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
---

drivers/staging/intel_sst/intelmid.h | 7 ++-
drivers/staging/intel_sst/intelmid_ctrl.c | 40 +++++++++++++++++-
drivers/staging/intel_sst/intelmid_snd_control.h | 2 +
drivers/staging/intel_sst/intelmid_v2_control.c | 48 +++++++++++++++++-----
4 files changed, 81 insertions(+), 16 deletions(-)


diff --git a/drivers/staging/intel_sst/intelmid.h b/drivers/staging/intel_sst/intelmid.h
index 3201d5a..14a7ba0 100644
--- a/drivers/staging/intel_sst/intelmid.h
+++ b/drivers/staging/intel_sst/intelmid.h
@@ -57,9 +57,9 @@
#define MAX_CHANNEL_DMIC 5
#define FIFO_SIZE 0 /* fifo not being used */
#define INTEL_MAD "Intel MAD"
-#define MAX_CTRL_MRST 7
+#define MAX_CTRL_MRST 8
#define MAX_CTRL_MFLD 7
-#define MAX_CTRL 7
+#define MAX_CTRL 8
#define MAX_VENDORS 4
/* TODO +6 db */
#define MAX_VOL 64
@@ -145,6 +145,8 @@ struct snd_control_val {
int playback_vol_min;
int capture_vol_max;
int capture_vol_min;
+ int master_vol_max;
+ int master_vol_min;
};

struct mad_stream_pvt {
@@ -175,6 +177,7 @@ enum _widget_ctrl {
PLAYBACK_MUTE,
CAPTURE_VOL,
CAPTURE_MUTE,
+ MASTER_VOL,
MASTER_MUTE
};
enum _widget_ctrl_mfld {
diff --git a/drivers/staging/intel_sst/intelmid_ctrl.c b/drivers/staging/intel_sst/intelmid_ctrl.c
index af9e112..19ec474 100644
--- a/drivers/staging/intel_sst/intelmid_ctrl.c
+++ b/drivers/staging/intel_sst/intelmid_ctrl.c
@@ -80,9 +80,11 @@ struct snd_control_val intelmad_ctrl_val[MAX_VENDORS] = {
},
{
.playback_vol_max = 0,
- .playback_vol_min = -126,
+ .playback_vol_min = -31,
.capture_vol_max = 0,
.capture_vol_min = -31,
+ .master_vol_max = 0,
+ .master_vol_min = -126,
},
};

@@ -159,6 +161,15 @@ static int snd_intelmad_playback_volume_info(struct snd_kcontrol *kcontrol,
return 0;
}

+static int snd_intelmad_master_volume_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ snd_intelmad_volume_info(uinfo, STEREO_CNTL,
+ intelmad_ctrl_val[sst_card_vendor_id].master_vol_max,
+ intelmad_ctrl_val[sst_card_vendor_id].master_vol_min);
+ return 0;
+}
+
/**
* snd_intelmad_device_info_mrst - provides information about the devices available
*
@@ -281,6 +292,11 @@ static int snd_intelmad_volume_get(struct snd_kcontrol *kcontrol,
case CAPTURE_VOL:
cntl_list[0] = PMIC_SND_CAPTURE_VOL;
break;
+
+ case MASTER_VOL:
+ cntl_list[0] = PMIC_SND_RIGHT_MASTER_VOL;
+ cntl_list[1] = PMIC_SND_LEFT_MASTER_VOL;
+ break;
default:
return -EINVAL;
}
@@ -291,7 +307,8 @@ static int snd_intelmad_volume_get(struct snd_kcontrol *kcontrol,
if (ret_val)
return ret_val;

- if (kcontrol->id.numid == PLAYBACK_VOL) {
+ if (kcontrol->id.numid == PLAYBACK_VOL ||
+ kcontrol->id.numid == MASTER_VOL) {
ret_val = scard_ops->get_vol(cntl_list[1], &value);
uval->value.integer.value[1] = value;
}
@@ -399,6 +416,12 @@ static int snd_intelmad_volume_set(struct snd_kcontrol *kcontrol,
case CAPTURE_VOL:
cntl_list[0] = PMIC_SND_CAPTURE_VOL;
break;
+
+ case MASTER_VOL:
+ cntl_list[0] = PMIC_SND_LEFT_MASTER_VOL;
+ cntl_list[1] = PMIC_SND_RIGHT_MASTER_VOL;
+ break;
+
default:
return -EINVAL;
}
@@ -408,7 +431,8 @@ static int snd_intelmad_volume_set(struct snd_kcontrol *kcontrol,
if (ret_val)
return ret_val;

- if (kcontrol->id.numid == PLAYBACK_VOL)
+ if (kcontrol->id.numid == PLAYBACK_VOL ||
+ kcontrol->id.numid == MASTER_VOL)
ret_val = scard_ops->set_vol(cntl_list[1],
uval->value.integer.value[1]);
return ret_val;
@@ -753,7 +777,6 @@ static int snd_intelmad_device_dmic_info_mfld(struct snd_kcontrol *kcontrol,
return 0;
}

-
struct snd_kcontrol_new snd_intelmad_controls_mrst[MAX_CTRL] __devinitdata = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -811,6 +834,15 @@ struct snd_kcontrol_new snd_intelmad_controls_mrst[MAX_CTRL] __devinitdata = {
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Master Playback Volume",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+ .info = snd_intelmad_master_volume_info,
+ .get = snd_intelmad_volume_get,
+ .put = snd_intelmad_volume_set,
+ .private_value = 0,
+},
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Master Playback Switch",
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
.info = snd_intelmad_mute_info,
diff --git a/drivers/staging/intel_sst/intelmid_snd_control.h b/drivers/staging/intel_sst/intelmid_snd_control.h
index c7e9f16..06ad3a1 100644
--- a/drivers/staging/intel_sst/intelmid_snd_control.h
+++ b/drivers/staging/intel_sst/intelmid_snd_control.h
@@ -111,6 +111,8 @@ enum pmic_controls {
PMIC_SND_RIGHT_SPEAKER_MUTE = 0x0015,
PMIC_SND_RECEIVER_VOL = 0x0016,
PMIC_SND_RECEIVER_MUTE = 0x0017,
+ PMIC_SND_LEFT_MASTER_VOL = 0x0018,
+ PMIC_SND_RIGHT_MASTER_VOL = 0x0019,
/* Other controls */
PMIC_SND_MUTE_ALL = 0x0020,
PMIC_MAX_CONTROLS = 0x0020,
diff --git a/drivers/staging/intel_sst/intelmid_v2_control.c b/drivers/staging/intel_sst/intelmid_v2_control.c
index 5e61fe8..b19f51e 100644
--- a/drivers/staging/intel_sst/intelmid_v2_control.c
+++ b/drivers/staging/intel_sst/intelmid_v2_control.c
@@ -788,9 +788,8 @@ static int nc_set_vol(int dev_id, int value)
case PMIC_SND_LEFT_PB_VOL:
pr_debug("PMIC_SND_LEFT_HP_VOL %d\n", value);
sc_access[0].value = -value;
- sc_access[0].reg_addr = AUDIOLVOL;
- sc_access[0].mask =
- (MASK0|MASK1|MASK2|MASK3|MASK4|MASK5|MASK6);
+ sc_access[0].reg_addr = HPLVOL;
+ sc_access[0].mask = (MASK0|MASK1|MASK2|MASK3|MASK4);
entries = 1;
break;

@@ -798,15 +797,32 @@ static int nc_set_vol(int dev_id, int value)
pr_debug("PMIC_SND_RIGHT_HP_VOL value %d\n", value);
if (snd_pmic_ops_nc.num_channel == 1) {
sc_access[0].value = 0x04;
- sc_access[0].reg_addr = RMUTE;
+ sc_access[0].reg_addr = RMUTE;
sc_access[0].mask = MASK2;
} else {
+ sc_access[0].value = -value;
+ sc_access[0].reg_addr = HPRVOL;
+ sc_access[0].mask = (MASK0|MASK1|MASK2|MASK3|MASK4);
+ }
+ entries = 1;
+ break;
+
+ case PMIC_SND_LEFT_MASTER_VOL:
+ pr_debug("PMIC_SND_LEFT_MASTER_VOL value %d\n", value);
+ sc_access[0].value = -value;
+ sc_access[0].reg_addr = AUDIOLVOL;
+ sc_access[0].mask =
+ (MASK0|MASK1|MASK2|MASK3|MASK4|MASK5|MASK6);
+ entries = 1;
+ break;
+
+ case PMIC_SND_RIGHT_MASTER_VOL:
+ pr_debug("PMIC_SND_RIGHT_MASTER_VOL value %d\n", value);
sc_access[0].value = -value;
- sc_access[0].reg_addr = AUDIORVOL;
+ sc_access[0].reg_addr = AUDIORVOL;
sc_access[0].mask =
(MASK0|MASK1|MASK2|MASK3|MASK4|MASK5|MASK6);
entries = 1;
- }
break;

default:
@@ -971,18 +987,30 @@ static int nc_get_vol(int dev_id, int *value)
mask = (MASK0|MASK1|MASK2|MASK3|MASK4|MASK5);
break;

- case PMIC_SND_RIGHT_PB_VOL:
- pr_debug("GET_VOLUME_PMIC_LEFT_HP_VOL\n");
+ case PMIC_SND_LEFT_MASTER_VOL:
+ pr_debug("GET_VOLUME_PMIC_LEFT_MASTER_VOL\n");
sc_access.reg_addr = AUDIOLVOL;
mask = (MASK0|MASK1|MASK2|MASK3|MASK4|MASK5|MASK6);
break;

- case PMIC_SND_LEFT_PB_VOL:
- pr_debug("GET_VOLUME_PMIC_RIGHT_HP_VOL\n");
+ case PMIC_SND_RIGHT_MASTER_VOL:
+ pr_debug("GET_VOLUME_PMIC_RIGHT_MASTER_VOL\n");
sc_access.reg_addr = AUDIORVOL;
mask = (MASK0|MASK1|MASK2|MASK3|MASK4|MASK5|MASK6);
break;

+ case PMIC_SND_RIGHT_PB_VOL:
+ pr_debug("GET_VOLUME_PMIC_RIGHT_HP_VOL\n");
+ sc_access.reg_addr = HPRVOL;
+ mask = (MASK0|MASK1|MASK2|MASK3|MASK4);
+ break;
+
+ case PMIC_SND_LEFT_PB_VOL:
+ pr_debug("GET_VOLUME_PMIC_LEFT_HP_VOL\n");
+ sc_access.reg_addr = HPLVOL;
+ mask = (MASK0|MASK1|MASK2|MASK3|MASK4);
+ break;
+
default:
return -EINVAL;


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