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authormerge <null@invalid>2009-01-22 13:55:32 +0000
committerAndy Green <agreen@octopus.localdomain>2009-01-22 13:55:32 +0000
commitaa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 (patch)
treefbb786d0ac6f8a774fd834e9ce951197e60fbffa /sound/soc/soc-dapm.c
parentf2d78193eae5dccd3d588d2c8ea0866efc368332 (diff)
MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141
pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage: From: merge <null@invalid> MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage: From: merge <null@invalid> MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage: From: Andy Green <andy@openmoko.com> fix-stray-endmenu.patch Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c222
1 files changed, 155 insertions, 67 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 6e71e4e57d1..f9e95a7d87a 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -37,7 +37,6 @@
#include <linux/bitops.h>
#include <linux/platform_device.h>
#include <linux/jiffies.h>
-#include <linux/debugfs.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -54,30 +53,28 @@
/* dapm power sequences - make this per codec in the future */
static int dapm_up_seq[] = {
snd_soc_dapm_pre, snd_soc_dapm_micbias, snd_soc_dapm_mic,
- snd_soc_dapm_mux, snd_soc_dapm_dac, snd_soc_dapm_mixer, snd_soc_dapm_pga,
- snd_soc_dapm_adc, snd_soc_dapm_hp, snd_soc_dapm_spk, snd_soc_dapm_post
+ snd_soc_dapm_mux, snd_soc_dapm_value_mux, snd_soc_dapm_dac,
+ snd_soc_dapm_mixer, snd_soc_dapm_pga, snd_soc_dapm_adc, snd_soc_dapm_hp,
+ snd_soc_dapm_spk, snd_soc_dapm_post
};
static int dapm_down_seq[] = {
snd_soc_dapm_pre, snd_soc_dapm_adc, snd_soc_dapm_hp, snd_soc_dapm_spk,
snd_soc_dapm_pga, snd_soc_dapm_mixer, snd_soc_dapm_dac, snd_soc_dapm_mic,
- snd_soc_dapm_micbias, snd_soc_dapm_mux, snd_soc_dapm_post
+ snd_soc_dapm_micbias, snd_soc_dapm_mux, snd_soc_dapm_value_mux,
+ snd_soc_dapm_post
};
static int dapm_status = 1;
module_param(dapm_status, int, 0);
MODULE_PARM_DESC(dapm_status, "enable DPM sysfs entries");
-static struct dentry *asoc_debugfs;
-
-static u32 pop_time;
-
-static void pop_wait(void)
+static void pop_wait(u32 pop_time)
{
if (pop_time)
schedule_timeout_uninterruptible(msecs_to_jiffies(pop_time));
}
-static void pop_dbg(const char *fmt, ...)
+static void pop_dbg(u32 pop_time, const char *fmt, ...)
{
va_list args;
@@ -85,7 +82,7 @@ static void pop_dbg(const char *fmt, ...)
if (pop_time) {
vprintk(fmt, args);
- pop_wait();
+ pop_wait(pop_time);
}
va_end(args);
@@ -139,6 +136,25 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
}
}
break;
+ case snd_soc_dapm_value_mux: {
+ struct soc_enum *e = (struct soc_enum *)
+ w->kcontrols[i].private_value;
+ int val, item;
+
+ val = snd_soc_read(w->codec, e->reg);
+ val = (val >> e->shift_l) & e->mask;
+ for (item = 0; item < e->max; item++) {
+ if (val == e->values[item])
+ break;
+ }
+
+ p->connect = 0;
+ for (i = 0; i < e->max; i++) {
+ if (!(strcmp(p->name, e->texts[i])) && item == i)
+ p->connect = 1;
+ }
+ }
+ break;
/* does not effect routing - always connected */
case snd_soc_dapm_pga:
case snd_soc_dapm_output:
@@ -230,10 +246,11 @@ static int dapm_update_bits(struct snd_soc_dapm_widget *widget)
change = old != new;
if (change) {
- pop_dbg("pop test %s : %s in %d ms\n", widget->name,
- widget->power ? "on" : "off", pop_time);
+ pop_dbg(codec->pop_time, "pop test %s : %s in %d ms\n",
+ widget->name, widget->power ? "on" : "off",
+ codec->pop_time);
snd_soc_write(codec, widget->reg, new);
- pop_wait();
+ pop_wait(codec->pop_time);
}
pr_debug("reg %x old %x new %x change %d\n", widget->reg,
old, new, change);
@@ -293,7 +310,7 @@ static int dapm_new_mixer(struct snd_soc_codec *codec,
struct snd_soc_dapm_widget *w)
{
int i, ret = 0;
- char name[32];
+ size_t name_len;
struct snd_soc_dapm_path *path;
/* add kcontrol */
@@ -307,11 +324,16 @@ static int dapm_new_mixer(struct snd_soc_codec *codec,
continue;
/* add dapm control with long name */
- snprintf(name, 32, "%s %s", w->name, w->kcontrols[i].name);
- path->long_name = kstrdup (name, GFP_KERNEL);
+ name_len = 2 + strlen(w->name)
+ + strlen(w->kcontrols[i].name);
+ path->long_name = kmalloc(name_len, GFP_KERNEL);
if (path->long_name == NULL)
return -ENOMEM;
+ snprintf(path->long_name, name_len, "%s %s",
+ w->name, w->kcontrols[i].name);
+ path->long_name[name_len - 1] = '\0';
+
path->kcontrol = snd_soc_cnew(&w->kcontrols[i], w,
path->long_name);
ret = snd_ctl_add(codec->card, path->kcontrol);
@@ -652,6 +674,7 @@ static void dbg_dump_dapm(struct snd_soc_codec* codec, const char *action)
case snd_soc_dapm_vmid:
continue;
case snd_soc_dapm_mux:
+ case snd_soc_dapm_value_mux:
case snd_soc_dapm_output:
case snd_soc_dapm_input:
case snd_soc_dapm_switch:
@@ -697,7 +720,8 @@ static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
struct snd_soc_dapm_path *path;
int found = 0;
- if (widget->id != snd_soc_dapm_mux)
+ if (widget->id != snd_soc_dapm_mux &&
+ widget->id != snd_soc_dapm_value_mux)
return -ENODEV;
if (!snd_soc_test_bits(widget->codec, e->reg, mask, val))
@@ -821,23 +845,9 @@ static DEVICE_ATTR(dapm_widget, 0444, dapm_widget_show, NULL);
int snd_soc_dapm_sys_add(struct device *dev)
{
- int ret = 0;
-
if (!dapm_status)
return 0;
-
- ret = device_create_file(dev, &dev_attr_dapm_widget);
- if (ret != 0)
- return ret;
-
- asoc_debugfs = debugfs_create_dir("asoc", NULL);
- if (!IS_ERR(asoc_debugfs) && asoc_debugfs)
- debugfs_create_u32("dapm_pop_time", 0744, asoc_debugfs,
- &pop_time);
- else
- asoc_debugfs = NULL;
-
- return 0;
+ return device_create_file(dev, &dev_attr_dapm_widget);
}
static void snd_soc_dapm_sys_remove(struct device *dev)
@@ -845,9 +855,6 @@ static void snd_soc_dapm_sys_remove(struct device *dev)
if (dapm_status) {
device_remove_file(dev, &dev_attr_dapm_widget);
}
-
- if (asoc_debugfs)
- debugfs_remove_recursive(asoc_debugfs);
}
/* free all dapm widgets and resources */
@@ -976,6 +983,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_codec *codec,
path->connect = 1;
return 0;
case snd_soc_dapm_mux:
+ case snd_soc_dapm_value_mux:
ret = dapm_connect_mux(codec, wsource, wsink, path, control,
&wsink->kcontrols[0]);
if (ret != 0)
@@ -1007,28 +1015,6 @@ err:
}
/**
- * snd_soc_dapm_connect_input - connect dapm widgets
- * @codec: audio codec
- * @sink: name of target widget
- * @control: mixer control name
- * @source: name of source name
- *
- * Connects 2 dapm widgets together via a named audio path. The sink is
- * the widget receiving the audio signal, whilst the source is the sender
- * of the audio signal.
- *
- * This function has been deprecated in favour of snd_soc_dapm_add_routes().
- *
- * Returns 0 for success else error.
- */
-int snd_soc_dapm_connect_input(struct snd_soc_codec *codec, const char *sink,
- const char *control, const char *source)
-{
- return snd_soc_dapm_add_route(codec, sink, control, source);
-}
-EXPORT_SYMBOL_GPL(snd_soc_dapm_connect_input);
-
-/**
* snd_soc_dapm_add_routes - Add routes between DAPM widgets
* @codec: codec
* @route: audio routes
@@ -1085,6 +1071,7 @@ int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec)
dapm_new_mixer(codec, w);
break;
case snd_soc_dapm_mux:
+ case snd_soc_dapm_value_mux:
dapm_new_mux(codec, w);
break;
case snd_soc_dapm_adc:
@@ -1115,7 +1102,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_new_widgets);
/**
* snd_soc_dapm_get_volsw - dapm mixer get callback
* @kcontrol: mixer control
- * @uinfo: control element information
+ * @ucontrol: control element information
*
* Callback to get the value of a dapm mixer control.
*
@@ -1160,7 +1147,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_get_volsw);
/**
* snd_soc_dapm_put_volsw - dapm mixer set callback
* @kcontrol: mixer control
- * @uinfo: control element information
+ * @ucontrol: control element information
*
* Callback to set the value of a dapm mixer control.
*
@@ -1231,7 +1218,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_put_volsw);
/**
* snd_soc_dapm_get_enum_double - dapm enumerated double mixer get callback
* @kcontrol: mixer control
- * @uinfo: control element information
+ * @ucontrol: control element information
*
* Callback to get the value of a dapm enumerated double mixer control.
*
@@ -1259,7 +1246,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_get_enum_double);
/**
* snd_soc_dapm_put_enum_double - dapm enumerated double mixer set callback
* @kcontrol: mixer control
- * @uinfo: control element information
+ * @ucontrol: control element information
*
* Callback to set the value of a dapm enumerated double mixer control.
*
@@ -1312,6 +1299,103 @@ out:
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_enum_double);
/**
+ * snd_soc_dapm_get_value_enum_double - dapm semi enumerated double mixer get
+ * callback
+ * @kcontrol: mixer control
+ * @ucontrol: control element information
+ *
+ * Callback to get the value of a dapm semi enumerated double mixer control.
+ *
+ * Semi enumerated mixer: the enumerated items are referred as values. Can be
+ * used for handling bitfield coded enumeration for example.
+ *
+ * Returns 0 for success.
+ */
+int snd_soc_dapm_get_value_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned short reg_val, val, mux;
+
+ reg_val = snd_soc_read(widget->codec, e->reg);
+ val = (reg_val >> e->shift_l) & e->mask;
+ for (mux = 0; mux < e->max; mux++) {
+ if (val == e->values[mux])
+ break;
+ }
+ ucontrol->value.enumerated.item[0] = mux;
+ if (e->shift_l != e->shift_r) {
+ val = (reg_val >> e->shift_r) & e->mask;
+ for (mux = 0; mux < e->max; mux++) {
+ if (val == e->values[mux])
+ break;
+ }
+ ucontrol->value.enumerated.item[1] = mux;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(snd_soc_dapm_get_value_enum_double);
+
+/**
+ * snd_soc_dapm_put_value_enum_double - dapm semi enumerated double mixer set
+ * callback
+ * @kcontrol: mixer control
+ * @ucontrol: control element information
+ *
+ * Callback to set the value of a dapm semi enumerated double mixer control.
+ *
+ * Semi enumerated mixer: the enumerated items are referred as values. Can be
+ * used for handling bitfield coded enumeration for example.
+ *
+ * Returns 0 for success.
+ */
+int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned short val, mux;
+ unsigned short mask;
+ int ret = 0;
+
+ if (ucontrol->value.enumerated.item[0] > e->max - 1)
+ return -EINVAL;
+ mux = ucontrol->value.enumerated.item[0];
+ val = e->values[ucontrol->value.enumerated.item[0]] << e->shift_l;
+ mask = e->mask << e->shift_l;
+ if (e->shift_l != e->shift_r) {
+ if (ucontrol->value.enumerated.item[1] > e->max - 1)
+ return -EINVAL;
+ val |= e->values[ucontrol->value.enumerated.item[1]] << e->shift_r;
+ mask |= e->mask << e->shift_r;
+ }
+
+ mutex_lock(&widget->codec->mutex);
+ widget->value = val;
+ dapm_mux_update_power(widget, kcontrol, mask, mux, val, e);
+ if (widget->event) {
+ if (widget->event_flags & SND_SOC_DAPM_PRE_REG) {
+ ret = widget->event(widget,
+ kcontrol, SND_SOC_DAPM_PRE_REG);
+ if (ret < 0)
+ goto out;
+ }
+ ret = snd_soc_update_bits(widget->codec, e->reg, mask, val);
+ if (widget->event_flags & SND_SOC_DAPM_POST_REG)
+ ret = widget->event(widget,
+ kcontrol, SND_SOC_DAPM_POST_REG);
+ } else
+ ret = snd_soc_update_bits(widget->codec, e->reg, mask, val);
+
+out:
+ mutex_unlock(&widget->codec->mutex);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(snd_soc_dapm_put_value_enum_double);
+
+/**
* snd_soc_dapm_new_control - create new dapm control
* @codec: audio codec
* @widget: widget template
@@ -1358,8 +1442,12 @@ int snd_soc_dapm_new_controls(struct snd_soc_codec *codec,
for (i = 0; i < num; i++) {
ret = snd_soc_dapm_new_control(codec, widget);
- if (ret < 0)
+ if (ret < 0) {
+ printk(KERN_ERR
+ "ASoC: Failed to create DAPM control %s: %d\n",
+ widget->name, ret);
return ret;
+ }
widget++;
}
return 0;
@@ -1440,11 +1528,11 @@ int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
enum snd_soc_bias_level level)
{
struct snd_soc_codec *codec = socdev->codec;
- struct snd_soc_machine *machine = socdev->machine;
+ struct snd_soc_card *card = socdev->card;
int ret = 0;
- if (machine->set_bias_level)
- ret = machine->set_bias_level(machine, level);
+ if (card->set_bias_level)
+ ret = card->set_bias_level(card, level);
if (ret == 0 && codec->set_bias_level)
ret = codec->set_bias_level(codec, level);
@@ -1453,7 +1541,7 @@ int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
/**
* snd_soc_dapm_enable_pin - enable pin.
- * @snd_soc_codec: SoC codec
+ * @codec: SoC codec
* @pin: pin name
*
* Enables input/output pin and it's parents or children widgets iff there is