ALSA: usb-mixer: factor out quirks
Move all non-standard mixer controls and vendor-specific extensions to a
separate file. Some structs need to be exported now.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index ab8f0f0..ec2436e 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -43,60 +43,10 @@
#include "usbaudio.h"
#include "usbmixer.h"
#include "helper.h"
-
-/*
- */
-
-/* ignore error from controls - for debugging */
-/* #define IGNORE_CTL_ERROR */
-
-/*
- * Sound Blaster remote control configuration
- *
- * format of remote control data:
- * Extigy: xx 00
- * Audigy 2 NX: 06 80 xx 00 00 00
- * Live! 24-bit: 06 80 xx yy 22 83
- */
-static const struct rc_config {
- u32 usb_id;
- u8 offset;
- u8 length;
- u8 packet_length;
- u8 min_packet_length; /* minimum accepted length of the URB result */
- u8 mute_mixer_id;
- u32 mute_code;
-} rc_configs[] = {
- { USB_ID(0x041e, 0x3000), 0, 1, 2, 1, 18, 0x0013 }, /* Extigy */
- { USB_ID(0x041e, 0x3020), 2, 1, 6, 6, 18, 0x0013 }, /* Audigy 2 NX */
- { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */
- { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */
-};
+#include "mixer_quirks.h"
#define MAX_ID_ELEMS 256
-struct usb_mixer_interface {
- struct snd_usb_audio *chip;
- unsigned int ctrlif;
- struct list_head list;
- unsigned int ignore_ctl_error;
- struct urb *urb;
- /* array[MAX_ID_ELEMS], indexed by unit id */
- struct usb_mixer_elem_info **id_elems;
-
- /* Sound Blaster remote control stuff */
- const struct rc_config *rc_cfg;
- u32 rc_code;
- wait_queue_head_t rc_waitq;
- struct urb *rc_urb;
- struct usb_ctrlrequest *rc_setup_packet;
- u8 rc_buffer[6];
-
- u8 audigy2nx_leds[3];
- u8 xonar_u1_status;
-};
-
-
struct usb_audio_term {
int id;
int type;
@@ -118,24 +68,6 @@
const struct usbmix_selector_map *selector_map;
};
-#define MAX_CHANNELS 10 /* max logical channels */
-
-struct usb_mixer_elem_info {
- struct usb_mixer_interface *mixer;
- struct usb_mixer_elem_info *next_id_elem; /* list of controls with same id */
- struct snd_ctl_elem_id *elem_id;
- unsigned int id;
- unsigned int control; /* CS or ICN (high byte) */
- unsigned int cmask; /* channel mask bitmap: 0 = master */
- int channels;
- int val_type;
- int min, max, res;
- int dBmin, dBmax;
- int cached;
- int cache_val[MAX_CHANNELS];
- u8 initialized;
-};
-
enum {
USB_MIXER_BOOLEAN,
USB_MIXER_INV_BOOLEAN,
@@ -431,7 +363,8 @@
* set a mixer value
*/
-static int set_ctl_value(struct usb_mixer_elem_info *cval, int request, int validx, int value_set)
+int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval,
+ int request, int validx, int value_set)
{
unsigned char buf[2];
int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1;
@@ -455,14 +388,14 @@
static int set_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int value)
{
- return set_ctl_value(cval, UAC_SET_CUR, validx, value);
+ return snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR, validx, value);
}
static int set_cur_mix_value(struct usb_mixer_elem_info *cval, int channel,
int index, int value)
{
int err;
- err = set_ctl_value(cval, UAC_SET_CUR, (cval->control << 8) | channel,
+ err = snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR, (cval->control << 8) | channel,
value);
if (err < 0)
return err;
@@ -751,7 +684,8 @@
int last_valid_res = cval->res;
while (cval->res > 1) {
- if (set_ctl_value(cval, UAC_SET_RES, (cval->control << 8) | minchn, cval->res / 2) < 0)
+ if (snd_usb_mixer_set_ctl_value(cval, UAC_SET_RES,
+ (cval->control << 8) | minchn, cval->res / 2) < 0)
break;
cval->res /= 2;
}
@@ -1808,8 +1742,7 @@
return 0;
}
-static void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer,
- int unitid)
+void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid)
{
struct usb_mixer_elem_info *info;
@@ -1858,34 +1791,6 @@
}
}
-static void snd_usb_mixer_memory_change(struct usb_mixer_interface *mixer,
- int unitid)
-{
- if (!mixer->rc_cfg)
- return;
- /* unit ids specific to Extigy/Audigy 2 NX: */
- switch (unitid) {
- case 0: /* remote control */
- mixer->rc_urb->dev = mixer->chip->dev;
- usb_submit_urb(mixer->rc_urb, GFP_ATOMIC);
- break;
- case 4: /* digital in jack */
- case 7: /* line in jacks */
- case 19: /* speaker out jacks */
- case 20: /* headphones out jack */
- break;
- /* live24ext: 4 = line-in jack */
- case 3: /* hp-out jack (may actuate Mute) */
- if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
- snd_usb_mixer_notify_id(mixer, mixer->rc_cfg->mute_mixer_id);
- break;
- default:
- snd_printd(KERN_DEBUG "memory change in unknown unit %d\n", unitid);
- break;
- }
-}
-
static void snd_usb_mixer_status_complete(struct urb *urb)
{
struct usb_mixer_interface *mixer = urb->context;
@@ -1903,7 +1808,7 @@
if (!(buf[0] & 0x40))
snd_usb_mixer_notify_id(mixer, buf[1]);
else
- snd_usb_mixer_memory_change(mixer, buf[1]);
+ snd_usb_mixer_rc_memory_change(mixer, buf[1]);
}
}
if (urb->status != -ENOENT && urb->status != -ECONNRESET) {
@@ -1947,296 +1852,6 @@
return 0;
}
-static void snd_usb_soundblaster_remote_complete(struct urb *urb)
-{
- struct usb_mixer_interface *mixer = urb->context;
- const struct rc_config *rc = mixer->rc_cfg;
- u32 code;
-
- if (urb->status < 0 || urb->actual_length < rc->min_packet_length)
- return;
-
- code = mixer->rc_buffer[rc->offset];
- if (rc->length == 2)
- code |= mixer->rc_buffer[rc->offset + 1] << 8;
-
- /* the Mute button actually changes the mixer control */
- if (code == rc->mute_code)
- snd_usb_mixer_notify_id(mixer, rc->mute_mixer_id);
- mixer->rc_code = code;
- wmb();
- wake_up(&mixer->rc_waitq);
-}
-
-static long snd_usb_sbrc_hwdep_read(struct snd_hwdep *hw, char __user *buf,
- long count, loff_t *offset)
-{
- struct usb_mixer_interface *mixer = hw->private_data;
- int err;
- u32 rc_code;
-
- if (count != 1 && count != 4)
- return -EINVAL;
- err = wait_event_interruptible(mixer->rc_waitq,
- (rc_code = xchg(&mixer->rc_code, 0)) != 0);
- if (err == 0) {
- if (count == 1)
- err = put_user(rc_code, buf);
- else
- err = put_user(rc_code, (u32 __user *)buf);
- }
- return err < 0 ? err : count;
-}
-
-static unsigned int snd_usb_sbrc_hwdep_poll(struct snd_hwdep *hw, struct file *file,
- poll_table *wait)
-{
- struct usb_mixer_interface *mixer = hw->private_data;
-
- poll_wait(file, &mixer->rc_waitq, wait);
- return mixer->rc_code ? POLLIN | POLLRDNORM : 0;
-}
-
-static int snd_usb_soundblaster_remote_init(struct usb_mixer_interface *mixer)
-{
- struct snd_hwdep *hwdep;
- int err, len, i;
-
- for (i = 0; i < ARRAY_SIZE(rc_configs); ++i)
- if (rc_configs[i].usb_id == mixer->chip->usb_id)
- break;
- if (i >= ARRAY_SIZE(rc_configs))
- return 0;
- mixer->rc_cfg = &rc_configs[i];
-
- len = mixer->rc_cfg->packet_length;
-
- init_waitqueue_head(&mixer->rc_waitq);
- err = snd_hwdep_new(mixer->chip->card, "SB remote control", 0, &hwdep);
- if (err < 0)
- return err;
- snprintf(hwdep->name, sizeof(hwdep->name),
- "%s remote control", mixer->chip->card->shortname);
- hwdep->iface = SNDRV_HWDEP_IFACE_SB_RC;
- hwdep->private_data = mixer;
- hwdep->ops.read = snd_usb_sbrc_hwdep_read;
- hwdep->ops.poll = snd_usb_sbrc_hwdep_poll;
- hwdep->exclusive = 1;
-
- mixer->rc_urb = usb_alloc_urb(0, GFP_KERNEL);
- if (!mixer->rc_urb)
- return -ENOMEM;
- mixer->rc_setup_packet = kmalloc(sizeof(*mixer->rc_setup_packet), GFP_KERNEL);
- if (!mixer->rc_setup_packet) {
- usb_free_urb(mixer->rc_urb);
- mixer->rc_urb = NULL;
- return -ENOMEM;
- }
- mixer->rc_setup_packet->bRequestType =
- USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE;
- mixer->rc_setup_packet->bRequest = UAC_GET_MEM;
- mixer->rc_setup_packet->wValue = cpu_to_le16(0);
- mixer->rc_setup_packet->wIndex = cpu_to_le16(0);
- mixer->rc_setup_packet->wLength = cpu_to_le16(len);
- usb_fill_control_urb(mixer->rc_urb, mixer->chip->dev,
- usb_rcvctrlpipe(mixer->chip->dev, 0),
- (u8*)mixer->rc_setup_packet, mixer->rc_buffer, len,
- snd_usb_soundblaster_remote_complete, mixer);
- return 0;
-}
-
-#define snd_audigy2nx_led_info snd_ctl_boolean_mono_info
-
-static int snd_audigy2nx_led_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
-{
- struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
- int index = kcontrol->private_value;
-
- ucontrol->value.integer.value[0] = mixer->audigy2nx_leds[index];
- return 0;
-}
-
-static int snd_audigy2nx_led_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
-{
- struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
- int index = kcontrol->private_value;
- int value = ucontrol->value.integer.value[0];
- int err, changed;
-
- if (value > 1)
- return -EINVAL;
- changed = value != mixer->audigy2nx_leds[index];
- err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
- value, index + 2, NULL, 0, 100);
- if (err < 0)
- return err;
- mixer->audigy2nx_leds[index] = value;
- return changed;
-}
-
-static struct snd_kcontrol_new snd_audigy2nx_controls[] = {
- {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "CMSS LED Switch",
- .info = snd_audigy2nx_led_info,
- .get = snd_audigy2nx_led_get,
- .put = snd_audigy2nx_led_put,
- .private_value = 0,
- },
- {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Power LED Switch",
- .info = snd_audigy2nx_led_info,
- .get = snd_audigy2nx_led_get,
- .put = snd_audigy2nx_led_put,
- .private_value = 1,
- },
- {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Dolby Digital LED Switch",
- .info = snd_audigy2nx_led_info,
- .get = snd_audigy2nx_led_get,
- .put = snd_audigy2nx_led_put,
- .private_value = 2,
- },
-};
-
-static int snd_audigy2nx_controls_create(struct usb_mixer_interface *mixer)
-{
- int i, err;
-
- for (i = 0; i < ARRAY_SIZE(snd_audigy2nx_controls); ++i) {
- if (i > 1 && /* Live24ext has 2 LEDs only */
- (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3048)))
- break;
- err = snd_ctl_add(mixer->chip->card,
- snd_ctl_new1(&snd_audigy2nx_controls[i], mixer));
- if (err < 0)
- return err;
- }
- mixer->audigy2nx_leds[1] = 1; /* Power LED is on by default */
- return 0;
-}
-
-static void snd_audigy2nx_proc_read(struct snd_info_entry *entry,
- struct snd_info_buffer *buffer)
-{
- static const struct sb_jack {
- int unitid;
- const char *name;
- } jacks_audigy2nx[] = {
- {4, "dig in "},
- {7, "line in"},
- {19, "spk out"},
- {20, "hph out"},
- {-1, NULL}
- }, jacks_live24ext[] = {
- {4, "line in"}, /* &1=Line, &2=Mic*/
- {3, "hph out"}, /* headphones */
- {0, "RC "}, /* last command, 6 bytes see rc_config above */
- {-1, NULL}
- };
- const struct sb_jack *jacks;
- struct usb_mixer_interface *mixer = entry->private_data;
- int i, err;
- u8 buf[3];
-
- snd_iprintf(buffer, "%s jacks\n\n", mixer->chip->card->shortname);
- if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020))
- jacks = jacks_audigy2nx;
- else if (mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3048))
- jacks = jacks_live24ext;
- else
- return;
-
- for (i = 0; jacks[i].name; ++i) {
- snd_iprintf(buffer, "%s: ", jacks[i].name);
- err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_rcvctrlpipe(mixer->chip->dev, 0),
- UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
- USB_RECIP_INTERFACE, 0,
- jacks[i].unitid << 8, buf, 3, 100);
- if (err == 3 && (buf[0] == 3 || buf[0] == 6))
- snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
- else
- snd_iprintf(buffer, "?\n");
- }
-}
-
-static int snd_xonar_u1_switch_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
-
- ucontrol->value.integer.value[0] = !!(mixer->xonar_u1_status & 0x02);
- return 0;
-}
-
-static int snd_xonar_u1_switch_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
-{
- struct usb_mixer_interface *mixer = snd_kcontrol_chip(kcontrol);
- u8 old_status, new_status;
- int err, changed;
-
- old_status = mixer->xonar_u1_status;
- if (ucontrol->value.integer.value[0])
- new_status = old_status | 0x02;
- else
- new_status = old_status & ~0x02;
- changed = new_status != old_status;
- err = snd_usb_ctl_msg(mixer->chip->dev,
- usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
- 50, 0, &new_status, 1, 100);
- if (err < 0)
- return err;
- mixer->xonar_u1_status = new_status;
- return changed;
-}
-
-static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "Digital Playback Switch",
- .info = snd_ctl_boolean_mono_info,
- .get = snd_xonar_u1_switch_get,
- .put = snd_xonar_u1_switch_put,
-};
-
-static int snd_xonar_u1_controls_create(struct usb_mixer_interface *mixer)
-{
- int err;
-
- err = snd_ctl_add(mixer->chip->card,
- snd_ctl_new1(&snd_xonar_u1_output_switch, mixer));
- if (err < 0)
- return err;
- mixer->xonar_u1_status = 0x05;
- return 0;
-}
-
-void snd_emuusb_set_samplerate(struct snd_usb_audio *chip,
- unsigned char samplerate_id)
-{
- struct usb_mixer_interface *mixer;
- struct usb_mixer_elem_info *cval;
- int unitid = 12; /* SamleRate ExtensionUnit ID */
-
- list_for_each_entry(mixer, &chip->mixer_list, list) {
- cval = mixer->id_elems[unitid];
- if (cval) {
- set_cur_ctl_value(cval, cval->control << 8,
- samplerate_id);
- snd_usb_mixer_notify_id(mixer, unitid);
- }
- break;
- }
-}
-
int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
int ignore_error)
{
@@ -2277,25 +1892,7 @@
(err = snd_usb_mixer_status_create(mixer)) < 0)
goto _error;
- if ((err = snd_usb_soundblaster_remote_init(mixer)) < 0)
- goto _error;
-
- if (mixer->chip->usb_id == USB_ID(0x041e, 0x3020) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3040) ||
- mixer->chip->usb_id == USB_ID(0x041e, 0x3048)) {
- if ((err = snd_audigy2nx_controls_create(mixer)) < 0)
- goto _error;
- if (!snd_card_proc_new(chip->card, "audigy2nx", &entry))
- snd_info_set_text_ops(entry, mixer,
- snd_audigy2nx_proc_read);
- }
-
- if (mixer->chip->usb_id == USB_ID(0x0b05, 0x1739) ||
- mixer->chip->usb_id == USB_ID(0x0b05, 0x1743)) {
- err = snd_xonar_u1_controls_create(mixer);
- if (err < 0)
- goto _error;
- }
+ snd_usb_mixer_apply_create_quirk(mixer);
err = snd_device_new(chip->card, SNDRV_DEV_LOWLEVEL, mixer, &dev_ops);
if (err < 0)
@@ -2316,7 +1913,7 @@
void snd_usb_mixer_disconnect(struct list_head *p)
{
struct usb_mixer_interface *mixer;
-
+
mixer = list_entry(p, struct usb_mixer_interface, list);
usb_kill_urb(mixer->urb);
usb_kill_urb(mixer->rc_urb);