ASoC: Remove device from platform suspend and resume operations

[deliverable/linux.git] / sound / soc / soc-dapm.c

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 7351db9606e48f3d11870671a4b9e71c37081e50..61d7d85aa578f9062c43ae7fcaba2703c42aa54d 100644 (file)
--- 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>
@@ -67,17 +66,13 @@ 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 +80,7 @@ static void pop_dbg(const char *fmt, ...)
 
        if (pop_time) {
                vprintk(fmt, args);
-               pop_wait();
+               pop_wait(pop_time);
        }
 
        va_end(args);
@@ -230,10 +225,11 @@ 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 +289,7 @@ 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 +303,16 @@ 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);
@@ -821,23 +822,9 @@ 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 +832,6 @@ 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 */
@@ -1006,28 +990,6 @@ err:
        return ret;
 }
 
-/**
- * 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
@@ -1440,11 +1402,11 @@ 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);