diff options
Diffstat (limited to 'sound/usb/mixer_quirks.c')
| -rw-r--r-- | sound/usb/mixer_quirks.c | 159 |
1 files changed, 103 insertions, 56 deletions
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index 41f4b691192..690000db0ec 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -42,6 +42,13 @@ extern struct snd_kcontrol_new *snd_usb_feature_unit_ctl; +struct std_mono_table { + unsigned int unitid, control, cmask; + int val_type; + const char *name; + snd_kcontrol_tlv_rw_t *tlv_callback; +}; + /* private_free callback */ static void usb_mixer_elem_free(struct snd_kcontrol *kctl) { @@ -114,6 +121,25 @@ static int snd_create_std_mono_ctl(struct usb_mixer_interface *mixer, } /* + * Create a set of standard UAC controls from a table + */ +static int snd_create_std_mono_table(struct usb_mixer_interface *mixer, + struct std_mono_table *t) +{ + int err; + + while (t->name != NULL) { + err = snd_create_std_mono_ctl(mixer, t->unitid, t->control, + t->cmask, t->val_type, t->name, t->tlv_callback); + if (err < 0) + return err; + t++; + } + + return 0; +} + +/* * Sound Blaster remote control configuration * * format of remote control data: @@ -916,61 +942,6 @@ static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer) return 0; } - -/* - * Create mixer for Electrix Ebox-44 - * - * The mixer units from this device are corrupt, and even where they - * are valid they presents mono controls as L and R channels of - * stereo. So we create a good mixer in code. - */ - -static int snd_ebox44_create_mixer(struct usb_mixer_interface *mixer) -{ - int err; - - err = snd_create_std_mono_ctl(mixer, 4, 1, 0x0, USB_MIXER_INV_BOOLEAN, - "Headphone Playback Switch", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 4, 2, 0x1, USB_MIXER_S16, - "Headphone A Mix Playback Volume", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 4, 2, 0x2, USB_MIXER_S16, - "Headphone B Mix Playback Volume", NULL); - if (err < 0) - return err; - - err = snd_create_std_mono_ctl(mixer, 7, 1, 0x0, USB_MIXER_INV_BOOLEAN, - "Output Playback Switch", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 7, 2, 0x1, USB_MIXER_S16, - "Output A Playback Volume", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 7, 2, 0x2, USB_MIXER_S16, - "Output B Playback Volume", NULL); - if (err < 0) - return err; - - err = snd_create_std_mono_ctl(mixer, 10, 1, 0x0, USB_MIXER_INV_BOOLEAN, - "Input Capture Switch", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 10, 2, 0x1, USB_MIXER_S16, - "Input A Capture Volume", NULL); - if (err < 0) - return err; - err = snd_create_std_mono_ctl(mixer, 10, 2, 0x2, USB_MIXER_S16, - "Input B Capture Volume", NULL); - if (err < 0) - return err; - - return 0; -} - void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, unsigned char samplerate_id) { @@ -990,6 +961,81 @@ void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, } } +/* + * The mixer units for Ebox-44 are corrupt, and even where they + * are valid they presents mono controls as L and R channels of + * stereo. So we provide a good mixer here. + */ +struct std_mono_table ebox44_table[] = { + { + .unitid = 4, + .control = 1, + .cmask = 0x0, + .val_type = USB_MIXER_INV_BOOLEAN, + .name = "Headphone Playback Switch" + }, + { + .unitid = 4, + .control = 2, + .cmask = 0x1, + .val_type = USB_MIXER_S16, + .name = "Headphone A Mix Playback Volume" + }, + { + .unitid = 4, + .control = 2, + .cmask = 0x2, + .val_type = USB_MIXER_S16, + .name = "Headphone B Mix Playback Volume" + }, + + { + .unitid = 7, + .control = 1, + .cmask = 0x0, + .val_type = USB_MIXER_INV_BOOLEAN, + .name = "Output Playback Switch" + }, + { + .unitid = 7, + .control = 2, + .cmask = 0x1, + .val_type = USB_MIXER_S16, + .name = "Output A Playback Volume" + }, + { + .unitid = 7, + .control = 2, + .cmask = 0x2, + .val_type = USB_MIXER_S16, + .name = "Output B Playback Volume" + }, + + { + .unitid = 10, + .control = 1, + .cmask = 0x0, + .val_type = USB_MIXER_INV_BOOLEAN, + .name = "Input Capture Switch" + }, + { + .unitid = 10, + .control = 2, + .cmask = 0x1, + .val_type = USB_MIXER_S16, + .name = "Input A Capture Volume" + }, + { + .unitid = 10, + .control = 2, + .cmask = 0x2, + .val_type = USB_MIXER_S16, + .name = "Input B Capture Volume" + }, + + {} +}; + int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) { int err = 0; @@ -1035,7 +1081,8 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) break; case USB_ID(0x200c, 0x1018): /* Electrix Ebox-44 */ - err = snd_ebox44_create_mixer(mixer); + /* detection is disabled in mixer_maps.c */ + err = snd_create_std_mono_table(mixer, ebox44_table); break; } |