aboutsummaryrefslogtreecommitdiff
path: root/sound/soc/soc-dapm.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c127
1 files changed, 62 insertions, 65 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index f9d100bc847..9ca9c08610f 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -38,6 +38,7 @@
#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>
@@ -67,7 +68,9 @@ static int dapm_status = 1;
module_param(dapm_status, int, 0);
MODULE_PARM_DESC(dapm_status, "enable DPM sysfs entries");
-static unsigned int pop_time;
+static struct dentry *asoc_debugfs;
+
+static u32 pop_time;
static void pop_wait(void)
{
@@ -104,10 +107,13 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
case snd_soc_dapm_switch:
case snd_soc_dapm_mixer: {
int val;
- int reg = w->kcontrols[i].private_value & 0xff;
- int shift = (w->kcontrols[i].private_value >> 8) & 0x0f;
- int mask = (w->kcontrols[i].private_value >> 16) & 0xff;
- int invert = (w->kcontrols[i].private_value >> 24) & 0x01;
+ struct soc_mixer_control *mc = (struct soc_mixer_control *)
+ w->kcontrols[i].private_value;
+ unsigned int reg = mc->reg;
+ unsigned int shift = mc->shift;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
+ unsigned int invert = mc->invert;
val = snd_soc_read(w->codec, reg);
val = (val >> shift) & mask;
@@ -122,13 +128,13 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
struct soc_enum *e = (struct soc_enum *)w->kcontrols[i].private_value;
int val, item, bitmask;
- for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
+ for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
;
val = snd_soc_read(w->codec, e->reg);
item = (val >> e->shift_l) & (bitmask - 1);
p->connect = 0;
- for (i = 0; i < e->mask; i++) {
+ for (i = 0; i < e->max; i++) {
if (!(strcmp(p->name, e->texts[i])) && item == i)
p->connect = 1;
}
@@ -165,7 +171,7 @@ static int dapm_connect_mux(struct snd_soc_codec *codec,
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
int i;
- for (i = 0; i < e->mask; i++) {
+ for (i = 0; i < e->max; i++) {
if (!(strcmp(control_name, e->texts[i]))) {
list_add(&path->list, &codec->dapm_paths);
list_add(&path->list_sink, &dest->sources);
@@ -247,16 +253,19 @@ static int dapm_set_pga(struct snd_soc_dapm_widget *widget, int power)
return 0;
if (widget->num_kcontrols && k) {
- int reg = k->private_value & 0xff;
- int shift = (k->private_value >> 8) & 0x0f;
- int mask = (k->private_value >> 16) & 0xff;
- int invert = (k->private_value >> 24) & 0x01;
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)k->private_value;
+ unsigned int reg = mc->reg;
+ unsigned int shift = mc->shift;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
+ unsigned int invert = mc->invert;
if (power) {
int i;
/* power up has happended, increase volume to last level */
if (invert) {
- for (i = mask; i > widget->saved_value; i--)
+ for (i = max; i > widget->saved_value; i--)
snd_soc_update_bits(widget->codec, reg, mask, i);
} else {
for (i = 0; i < widget->saved_value; i++)
@@ -684,7 +693,7 @@ static void dbg_dump_dapm(struct snd_soc_codec* codec, const char *action)
/* test and update the power status of a mux widget */
static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
struct snd_kcontrol *kcontrol, int mask,
- int val, struct soc_enum* e)
+ int mux, int val, struct soc_enum *e)
{
struct snd_soc_dapm_path *path;
int found = 0;
@@ -700,12 +709,12 @@ static int dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
if (path->kcontrol != kcontrol)
continue;
- if (!path->name || ! e->texts[val])
+ if (!path->name || !e->texts[mux])
continue;
found = 1;
/* we now need to match the string in the enum to the path */
- if (!(strcmp(path->name, e->texts[val])))
+ if (!(strcmp(path->name, e->texts[mux])))
path->connect = 1; /* new connection */
else
path->connect = 0; /* old connection must be powered down */
@@ -811,51 +820,35 @@ static ssize_t dapm_widget_show(struct device *dev,
static DEVICE_ATTR(dapm_widget, 0444, dapm_widget_show, NULL);
-/* pop/click delay times */
-static ssize_t dapm_pop_time_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- return sprintf(buf, "%d\n", pop_time);
-}
-
-static ssize_t dapm_pop_time_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-
-{
- unsigned long val;
-
- if (strict_strtoul(buf, 10, &val) >= 0)
- pop_time = val;
- else
- printk(KERN_ERR "Unable to parse pop_time setting\n");
-
- return count;
-}
-
-static DEVICE_ATTR(dapm_pop_time, 0744, dapm_pop_time_show,
- dapm_pop_time_store);
-
int snd_soc_dapm_sys_add(struct device *dev)
{
int ret = 0;
- if (dapm_status) {
- ret = device_create_file(dev, &dev_attr_dapm_widget);
+ if (!dapm_status)
+ return 0;
- if (ret == 0)
- ret = device_create_file(dev, &dev_attr_dapm_pop_time);
- }
+ ret = device_create_file(dev, &dev_attr_dapm_widget);
+ if (ret != 0)
+ return ret;
- return ret;
+ asoc_debugfs = debugfs_create_dir("asoc", NULL);
+ if (!IS_ERR(asoc_debugfs))
+ debugfs_create_u32("dapm_pop_time", 0744, asoc_debugfs,
+ &pop_time);
+ else
+ asoc_debugfs = NULL;
+
+ return 0;
}
static void snd_soc_dapm_sys_remove(struct device *dev)
{
if (dapm_status) {
- device_remove_file(dev, &dev_attr_dapm_pop_time);
device_remove_file(dev, &dev_attr_dapm_widget);
}
+
+ if (asoc_debugfs)
+ debugfs_remove_recursive(asoc_debugfs);
}
/* free all dapm widgets and resources */
@@ -1133,12 +1126,14 @@ int snd_soc_dapm_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
- int reg = kcontrol->private_value & 0xff;
- int shift = (kcontrol->private_value >> 8) & 0x0f;
- int rshift = (kcontrol->private_value >> 12) & 0x0f;
- int max = (kcontrol->private_value >> 16) & 0xff;
- int invert = (kcontrol->private_value >> 24) & 0x01;
- int mask = (1 << fls(max)) - 1;
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int reg = mc->reg;
+ unsigned int shift = mc->shift;
+ unsigned int rshift = mc->rshift;
+ int max = mc->max;
+ unsigned int invert = mc->invert;
+ unsigned int mask = (1 << fls(max)) - 1;
/* return the saved value if we are powered down */
if (widget->id == snd_soc_dapm_pga && !widget->power) {
@@ -1176,12 +1171,14 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
- int reg = kcontrol->private_value & 0xff;
- int shift = (kcontrol->private_value >> 8) & 0x0f;
- int rshift = (kcontrol->private_value >> 12) & 0x0f;
- int max = (kcontrol->private_value >> 16) & 0xff;
- int mask = (1 << fls(max)) - 1;
- int invert = (kcontrol->private_value >> 24) & 0x01;
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int reg = mc->reg;
+ unsigned int shift = mc->shift;
+ unsigned int rshift = mc->rshift;
+ int max = mc->max;
+ unsigned int mask = (1 << fls(max)) - 1;
+ unsigned int invert = mc->invert;
unsigned short val, val2, val_mask;
int ret;
@@ -1248,7 +1245,7 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol,
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short val, bitmask;
- for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
+ for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
;
val = snd_soc_read(widget->codec, e->reg);
ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1);
@@ -1278,15 +1275,15 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
unsigned short mask, bitmask;
int ret = 0;
- for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
+ for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
;
- if (ucontrol->value.enumerated.item[0] > e->mask - 1)
+ if (ucontrol->value.enumerated.item[0] > e->max - 1)
return -EINVAL;
mux = ucontrol->value.enumerated.item[0];
val = mux << e->shift_l;
mask = (bitmask - 1) << e->shift_l;
if (e->shift_l != e->shift_r) {
- if (ucontrol->value.enumerated.item[1] > e->mask - 1)
+ if (ucontrol->value.enumerated.item[1] > e->max - 1)
return -EINVAL;
val |= ucontrol->value.enumerated.item[1] << e->shift_r;
mask |= (bitmask - 1) << e->shift_r;
@@ -1294,7 +1291,7 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
mutex_lock(&widget->codec->mutex);
widget->value = val;
- dapm_mux_update_power(widget, kcontrol, mask, mux, e);
+ 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,
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-16 01:42:07 +0000