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Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/card.c21
-rw-r--r--sound/usb/mixer.c8
-rw-r--r--sound/usb/mixer_quirks.c82
-rw-r--r--sound/usb/quirks-table.h48
4 files changed, 151 insertions, 8 deletions
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 23d1d23aefec..8018d56cfecc 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -585,15 +585,24 @@ static int usb_audio_probe(struct usb_interface *intf,
* now look for an empty slot and create a new card instance
*/
for (i = 0; i < SNDRV_CARDS; i++)
- if (enable[i] && ! usb_chip[i] &&
+ if (!usb_chip[i] &&
(vid[i] == -1 || vid[i] == USB_ID_VENDOR(id)) &&
(pid[i] == -1 || pid[i] == USB_ID_PRODUCT(id))) {
- err = snd_usb_audio_create(intf, dev, i, quirk,
- id, &chip);
- if (err < 0)
+ if (enable[i]) {
+ err = snd_usb_audio_create(intf, dev, i, quirk,
+ id, &chip);
+ if (err < 0)
+ goto __error;
+ chip->pm_intf = intf;
+ break;
+ } else if (vid[i] != -1 || pid[i] != -1) {
+ dev_info(&dev->dev,
+ "device (%04x:%04x) is disabled\n",
+ USB_ID_VENDOR(id),
+ USB_ID_PRODUCT(id));
+ err = -ENOENT;
goto __error;
- chip->pm_intf = intf;
- break;
+ }
}
if (!chip) {
dev_err(&dev->dev, "no available usb audio device\n");
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 2b4ceda36291..9afb8ab524c7 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -656,10 +656,14 @@ static int get_term_name(struct mixer_build *state, struct usb_audio_term *iterm
unsigned char *name, int maxlen, int term_only)
{
struct iterm_name_combo *names;
+ int len;
- if (iterm->name)
- return snd_usb_copy_string_desc(state, iterm->name,
+ if (iterm->name) {
+ len = snd_usb_copy_string_desc(state, iterm->name,
name, maxlen);
+ if (len)
+ return len;
+ }
/* virtual type - not a real terminal */
if (iterm->type >> 16) {
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index e1e7ce9ab217..e6359d341878 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -27,6 +27,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <linux/hid.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/usb.h>
@@ -1721,6 +1722,83 @@ static int snd_microii_controls_create(struct usb_mixer_interface *mixer)
return 0;
}
+/* Creative Sound Blaster E1 */
+
+static int snd_soundblaster_e1_switch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = kcontrol->private_value;
+ return 0;
+}
+
+static int snd_soundblaster_e1_switch_update(struct usb_mixer_interface *mixer,
+ unsigned char state)
+{
+ struct snd_usb_audio *chip = mixer->chip;
+ int err;
+ unsigned char buff[2];
+
+ buff[0] = 0x02;
+ buff[1] = state ? 0x02 : 0x00;
+
+ err = snd_usb_lock_shutdown(chip);
+ if (err < 0)
+ return err;
+ err = snd_usb_ctl_msg(chip->dev,
+ usb_sndctrlpipe(chip->dev, 0), HID_REQ_SET_REPORT,
+ USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
+ 0x0202, 3, buff, 2);
+ snd_usb_unlock_shutdown(chip);
+ return err;
+}
+
+static int snd_soundblaster_e1_switch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct usb_mixer_elem_list *list = snd_kcontrol_chip(kcontrol);
+ unsigned char value = !!ucontrol->value.integer.value[0];
+ int err;
+
+ if (kcontrol->private_value == value)
+ return 0;
+ kcontrol->private_value = value;
+ err = snd_soundblaster_e1_switch_update(list->mixer, value);
+ return err < 0 ? err : 1;
+}
+
+static int snd_soundblaster_e1_switch_resume(struct usb_mixer_elem_list *list)
+{
+ return snd_soundblaster_e1_switch_update(list->mixer,
+ list->kctl->private_value);
+}
+
+static int snd_soundblaster_e1_switch_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static const char *const texts[2] = {
+ "Mic", "Aux"
+ };
+
+ return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
+}
+
+static struct snd_kcontrol_new snd_soundblaster_e1_input_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Input Source",
+ .info = snd_soundblaster_e1_switch_info,
+ .get = snd_soundblaster_e1_switch_get,
+ .put = snd_soundblaster_e1_switch_put,
+ .private_value = 0,
+};
+
+static int snd_soundblaster_e1_switch_create(struct usb_mixer_interface *mixer)
+{
+ return add_single_ctl_with_resume(mixer, 0,
+ snd_soundblaster_e1_switch_resume,
+ &snd_soundblaster_e1_input_switch,
+ NULL);
+}
+
int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
{
int err = 0;
@@ -1802,6 +1880,10 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
case USB_ID(0x1235, 0x800c): /* Focusrite Scarlett 18i20 */
err = snd_scarlett_controls_create(mixer);
break;
+
+ case USB_ID(0x041e, 0x323b): /* Creative Sound Blaster E1 */
+ err = snd_soundblaster_e1_switch_create(mixer);
+ break;
}
return err;
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 8a59d4782a0f..50252046b01d 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3277,4 +3277,52 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
}
},
+{
+ /*
+ * Nura's first gen headphones use Cambridge Silicon Radio's vendor
+ * ID, but it looks like the product ID actually is only for Nura.
+ * The capture interface does not work at all (even on Windows),
+ * and only the 48 kHz sample rate works for the playback interface.
+ */
+ USB_DEVICE(0x0a12, 0x1243),
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = (const struct snd_usb_audio_quirk[]) {
+ {
+ .ifnum = 0,
+ .type = QUIRK_AUDIO_STANDARD_MIXER,
+ },
+ /* Capture */
+ {
+ .ifnum = 1,
+ .type = QUIRK_IGNORE_INTERFACE,
+ },
+ /* Playback */
+ {
+ .ifnum = 2,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .channels = 2,
+ .iface = 2,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .attributes = UAC_EP_CS_ATTR_FILL_MAX |
+ UAC_EP_CS_ATTR_SAMPLE_RATE,
+ .endpoint = 0x03,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) {
+ 48000
+ }
+ }
+ },
+ }
+ }
+},
+
#undef USB_DEVICE_VENDOR_SPEC
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-26 13:40:28 +0000