static DEVICE_ATTR(pmdown_time, 0644, pmdown_time_show, pmdown_time_set);
+static struct attribute *soc_dev_attrs[] = {
+ &dev_attr_codec_reg.attr,
+ &dev_attr_pmdown_time.attr,
+ NULL
+};
+
+static umode_t soc_dev_attr_is_visible(struct kobject *kobj,
+ struct attribute *attr, int idx)
+{
+ struct device *dev = kobj_to_dev(kobj);
+ struct snd_soc_pcm_runtime *rtd = dev_get_drvdata(dev);
+
+ if (attr == &dev_attr_pmdown_time.attr)
+ return attr->mode; /* always visible */
+ return rtd->codec ? attr->mode : 0; /* enabled only with codec */
+}
+
+static const struct attribute_group soc_dapm_dev_group = {
+ .attrs = soc_dapm_dev_attrs,
+ .is_visible = soc_dev_attr_is_visible,
+};
+
+static const struct attribute_group soc_dev_roup = {
+ .attrs = soc_dev_attrs,
+ .is_visible = soc_dev_attr_is_visible,
+};
+
+static const struct attribute_group *soc_dev_attr_groups[] = {
+ &soc_dapm_dev_group,
+ &soc_dev_roup,
+ NULL
+};
+
#ifdef CONFIG_DEBUG_FS
static ssize_t codec_reg_read_file(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
/* unregister the rtd device */
if (rtd->dev_registered) {
- device_remove_file(rtd->dev, &dev_attr_pmdown_time);
- device_remove_file(rtd->dev, &dev_attr_codec_reg);
device_unregister(rtd->dev);
rtd->dev_registered = 0;
}
device_initialize(rtd->dev);
rtd->dev->parent = rtd->card->dev;
rtd->dev->release = rtd_release;
+ rtd->dev->groups = soc_dev_attr_groups;
dev_set_name(rtd->dev, "%s", name);
dev_set_drvdata(rtd->dev, rtd);
mutex_init(&rtd->pcm_mutex);
return ret;
}
rtd->dev_registered = 1;
-
- if (rtd->codec) {
- /* add DAPM sysfs entries for this codec */
- ret = snd_soc_dapm_sys_add(rtd->dev);
- if (ret < 0)
- dev_err(rtd->dev,
- "ASoC: failed to add codec dapm sysfs entries: %d\n",
- ret);
-
- /* add codec sysfs entries */
- ret = device_create_file(rtd->dev, &dev_attr_codec_reg);
- if (ret < 0)
- dev_err(rtd->dev,
- "ASoC: failed to add codec sysfs files: %d\n",
- ret);
- }
-
return 0;
}
}
#endif
- ret = device_create_file(rtd->dev, &dev_attr_pmdown_time);
- if (ret < 0)
- dev_warn(rtd->dev, "ASoC: failed to add pmdown_time sysfs: %d\n",
- ret);
-
if (cpu_dai->driver->compress_dai) {
/*create compress_device"*/
ret = soc_new_compress(rtd, num);
}
}
- if (card->fully_routed)
- snd_soc_dapm_auto_nc_pins(card);
-
snd_soc_dapm_new_widgets(card);
ret = snd_card_register(card->snd_card);
const char *propname)
{
struct device_node *np = card->dev->of_node;
- int num_routes, old_routes;
+ int num_routes;
struct snd_soc_dapm_route *routes;
int i, ret;
return -EINVAL;
}
- old_routes = card->num_dapm_routes;
- routes = devm_kzalloc(card->dev,
- (old_routes + num_routes) * sizeof(*routes),
+ routes = devm_kzalloc(card->dev, num_routes * sizeof(*routes),
GFP_KERNEL);
if (!routes) {
dev_err(card->dev,
return -EINVAL;
}
- memcpy(routes, card->dapm_routes, old_routes * sizeof(*routes));
-
for (i = 0; i < num_routes; i++) {
ret = of_property_read_string_index(np, propname,
- 2 * i, &routes[old_routes + i].sink);
+ 2 * i, &routes[i].sink);
if (ret) {
dev_err(card->dev,
"ASoC: Property '%s' index %d could not be read: %d\n",
return -EINVAL;
}
ret = of_property_read_string_index(np, propname,
- (2 * i) + 1, &routes[old_routes + i].source);
+ (2 * i) + 1, &routes[i].source);
if (ret) {
dev_err(card->dev,
"ASoC: Property '%s' index %d could not be read: %d\n",
}
}
- card->num_dapm_routes += num_routes;
+ card->num_dapm_routes = num_routes;
card->dapm_routes = routes;
return 0;
{
if (!dapm->component)
return -EIO;
- return snd_soc_component_update_bits_async(dapm->component, reg,
- mask, value);
+ return snd_soc_component_update_bits(dapm->component, reg,
+ mask, value);
}
static int soc_dapm_test_bits(struct snd_soc_dapm_context *dapm,
static DEVICE_ATTR(dapm_widget, 0444, dapm_widget_show, NULL);
-int snd_soc_dapm_sys_add(struct device *dev)
-{
- return device_create_file(dev, &dev_attr_dapm_widget);
-}
-
-static void snd_soc_dapm_sys_remove(struct device *dev)
-{
- device_remove_file(dev, &dev_attr_dapm_widget);
-}
+struct attribute *soc_dapm_dev_attrs[] = {
+ &dev_attr_dapm_widget.attr,
+ NULL
+};
static void dapm_free_path(struct snd_soc_dapm_path *path)
{
switch (w->id) {
case snd_soc_dapm_input:
+ /* On a fully routed card a input is never a source */
+ if (w->dapm->card->fully_routed)
+ break;
w->is_source = 1;
list_for_each_entry(p, &w->sources, list_sink) {
if (p->source->id == snd_soc_dapm_micbias ||
}
break;
case snd_soc_dapm_output:
+ /* On a fully routed card a output is never a sink */
+ if (w->dapm->card->fully_routed)
+ break;
w->is_sink = 1;
list_for_each_entry(p, &w->sinks, list_source) {
if (p->sink->id == snd_soc_dapm_spk ||
switch (w->id) {
case snd_soc_dapm_mic:
- case snd_soc_dapm_input:
w->is_source = 1;
w->power_check = dapm_generic_check_power;
break;
+ case snd_soc_dapm_input:
+ if (!dapm->card->fully_routed)
+ w->is_source = 1;
+ w->power_check = dapm_generic_check_power;
+ break;
case snd_soc_dapm_spk:
case snd_soc_dapm_hp:
- case snd_soc_dapm_output:
w->is_sink = 1;
w->power_check = dapm_generic_check_power;
break;
+ case snd_soc_dapm_output:
+ if (!dapm->card->fully_routed)
+ w->is_sink = 1;
+ w->power_check = dapm_generic_check_power;
+ break;
case snd_soc_dapm_vmid:
case snd_soc_dapm_siggen:
w->is_source = 1;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_ignore_suspend);
- /**
- * dapm_is_external_path() - Checks if a path is a external path
- * @card: The card the path belongs to
- * @path: The path to check
- *
- * Returns true if the path is either between two different DAPM contexts or
- * between two external pins of the same DAPM context. Otherwise returns
- * false.
- */
- static bool dapm_is_external_path(struct snd_soc_card *card,
- struct snd_soc_dapm_path *path)
- {
- dev_dbg(card->dev,
- "... Path %s(id:%d dapm:%p) - %s(id:%d dapm:%p)\n",
- path->source->name, path->source->id, path->source->dapm,
- path->sink->name, path->sink->id, path->sink->dapm);
-
- /* Connection between two different DAPM contexts */
- if (path->source->dapm != path->sink->dapm)
- return true;
-
- /* Loopback connection from external pin to external pin */
- if (path->sink->id == snd_soc_dapm_input) {
- switch (path->source->id) {
- case snd_soc_dapm_output:
- case snd_soc_dapm_micbias:
- return true;
- default:
- break;
- }
- }
-
- return false;
- }
-
- static bool snd_soc_dapm_widget_in_card_paths(struct snd_soc_card *card,
- struct snd_soc_dapm_widget *w)
- {
- struct snd_soc_dapm_path *p;
-
- list_for_each_entry(p, &w->sources, list_sink) {
- if (dapm_is_external_path(card, p))
- return true;
- }
-
- list_for_each_entry(p, &w->sinks, list_source) {
- if (dapm_is_external_path(card, p))
- return true;
- }
-
- return false;
- }
-
- /**
- * snd_soc_dapm_auto_nc_pins - call snd_soc_dapm_nc_pin for unused pins
- * @card: The card whose pins should be processed
- *
- * Automatically call snd_soc_dapm_nc_pin() for any external pins in the card
- * which are unused. Pins are used if they are connected externally to a
- * component, whether that be to some other device, or a loop-back connection to
- * the component itself.
- */
- void snd_soc_dapm_auto_nc_pins(struct snd_soc_card *card)
- {
- struct snd_soc_dapm_widget *w;
-
- dev_dbg(card->dev, "ASoC: Auto NC: DAPMs: card:%p\n", &card->dapm);
-
- list_for_each_entry(w, &card->widgets, list) {
- switch (w->id) {
- case snd_soc_dapm_input:
- case snd_soc_dapm_output:
- case snd_soc_dapm_micbias:
- dev_dbg(card->dev, "ASoC: Auto NC: Checking widget %s\n",
- w->name);
- if (!snd_soc_dapm_widget_in_card_paths(card, w)) {
- dev_dbg(card->dev,
- "... Not in map; disabling\n");
- snd_soc_dapm_nc_pin(w->dapm, w->name);
- }
- break;
- default:
- break;
- }
- }
- }
-
/**
* snd_soc_dapm_free - free dapm resources
* @dapm: DAPM context
*/
void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm)
{
- snd_soc_dapm_sys_remove(dapm->dev);
dapm_debugfs_cleanup(dapm);
dapm_free_widgets(dapm);
list_del(&dapm->list);
git.openpandora.org / pandora-kernel.git / commitdiff