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Diffstat (limited to 'src/modules/udev-util.c')
-rw-r--r--src/modules/udev-util.c63
1 files changed, 56 insertions, 7 deletions
diff --git a/src/modules/udev-util.c b/src/modules/udev-util.c
index 144ad797..cc824465 100644
--- a/src/modules/udev-util.c
+++ b/src/modules/udev-util.c
@@ -58,7 +58,7 @@ static int read_id(struct udev_device *d, const char *n) {
return u;
}
-int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
+int pa_udev_get_info(int card_idx, pa_proplist *p) {
int r = -1;
struct udev *udev;
struct udev_device *card = NULL;
@@ -66,7 +66,6 @@ int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
const char *v;
int id;
- pa_assert(core);
pa_assert(p);
pa_assert(card_idx >= 0);
@@ -84,6 +83,19 @@ int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
goto finish;
}
+ if (!pa_proplist_contains(p, PA_PROP_DEVICE_BUS_PATH))
+ if (((v = udev_device_get_property_value(card, "ID_PATH")) && *v) ||
+ (v = udev_device_get_devpath(card)))
+ pa_proplist_sets(p, PA_PROP_DEVICE_BUS_PATH, v);
+
+ if (!pa_proplist_contains(p, "sysfs.path"))
+ if ((v = udev_device_get_devpath(card)))
+ pa_proplist_sets(p, "sysfs.path", v);
+
+ if (!pa_proplist_contains(p, "udev.id"))
+ if ((v = udev_device_get_property_value(card, "ID_ID")) && *v)
+ pa_proplist_sets(p, "udev.id", v);
+
if (!pa_proplist_contains(p, PA_PROP_DEVICE_BUS))
if ((v = udev_device_get_property_value(card, "ID_BUS")) && *v)
pa_proplist_sets(p, PA_PROP_DEVICE_BUS, v);
@@ -114,15 +126,15 @@ int pa_udev_get_info(pa_core *core, pa_proplist *p, int card_idx) {
if ((v = udev_device_get_property_value(card, "ID_SERIAL")) && *v)
pa_proplist_sets(p, PA_PROP_DEVICE_SERIAL, v);
+ if (!pa_proplist_contains(p, PA_PROP_DEVICE_CLASS))
+ if ((v = udev_device_get_property_value(card, "SOUND_CLASS")) && *v)
+ pa_proplist_sets(p, PA_PROP_DEVICE_CLASS, v);
+
if (!pa_proplist_contains(p, PA_PROP_DEVICE_FORM_FACTOR))
if ((v = udev_device_get_property_value(card, "SOUND_FORM_FACTOR")) && *v)
pa_proplist_sets(p, PA_PROP_DEVICE_FORM_FACTOR, v);
- if (!pa_proplist_contains(p, PA_PROP_DEVICE_BUS_PATH))
- if ((v = udev_device_get_devpath(card)))
- pa_proplist_sets(p, PA_PROP_DEVICE_BUS_PATH, v);
-
- /* This is normaly not set by th udev rules but may be useful to
+ /* This is normaly not set by the udev rules but may be useful to
* allow administrators to overwrite the device description.*/
if (!pa_proplist_contains(p, PA_PROP_DEVICE_DESCRIPTION))
if ((v = udev_device_get_property_value(card, "SOUND_DESCRIPTION")) && *v)
@@ -140,3 +152,40 @@ finish:
return r;
}
+
+char* pa_udev_get_property(int card_idx, const char *name) {
+ struct udev *udev;
+ struct udev_device *card = NULL;
+ char *t, *r = NULL;
+ const char *v;
+
+ pa_assert(card_idx >= 0);
+ pa_assert(name);
+
+ if (!(udev = udev_new())) {
+ pa_log_error("Failed to allocate udev context.");
+ goto finish;
+ }
+
+ t = pa_sprintf_malloc("%s/class/sound/card%i", udev_get_sys_path(udev), card_idx);
+ card = udev_device_new_from_syspath(udev, t);
+ pa_xfree(t);
+
+ if (!card) {
+ pa_log_error("Failed to get card object.");
+ goto finish;
+ }
+
+ if ((v = udev_device_get_property_value(card, name)) && *v)
+ r = pa_xstrdup(v);
+
+finish:
+
+ if (card)
+ udev_device_unref(card);
+
+ if (udev)
+ udev_unref(udev);
+
+ return r;
+}