#define MAX_PACKS 10
#define MAX_PACKS_HS (MAX_PACKS * 8) /* in high speed mode */
#define MAX_URBS 5 /* max. 20ms long packets */
-#define SYNC_URBS 2 /* always two urbs for sync */
+#define SYNC_URBS 4 /* always four urbs for sync */
#define MIN_PACKS_URB 1 /* minimum 1 packet per urb */
typedef struct snd_usb_substream snd_usb_substream_t;
unsigned int format; /* USB data format */
unsigned int datapipe; /* the data i/o pipe */
unsigned int syncpipe; /* 1 - async out or adaptive in */
+ unsigned int datainterval; /* log_2 of data packet interval */
unsigned int syncinterval; /* P for adaptive mode, 0 otherwise */
unsigned int freqn; /* nominal sampling rate in fs/fps in Q16.16 format */
unsigned int freqm; /* momentary sampling rate in fs/fps in Q16.16 format */
unsigned int nurbs; /* # urbs */
snd_urb_ctx_t dataurb[MAX_URBS]; /* data urb table */
snd_urb_ctx_t syncurb[SYNC_URBS]; /* sync urb table */
- char syncbuf[SYNC_URBS * MAX_PACKS * 4]; /* sync buffer; it's so small - let's get static */
+ char syncbuf[SYNC_URBS * 4]; /* sync buffer; it's so small - let's get static */
char *tmpbuf; /* temporary buffer for playback */
u64 formats; /* format bitmasks (all or'ed) */
* convert a sampling rate into our full speed format (fs/1000 in Q16.16)
* this will overflow at approx 524 kHz
*/
-inline static unsigned get_usb_full_speed_rate(unsigned int rate)
+static inline unsigned get_usb_full_speed_rate(unsigned int rate)
{
return ((rate << 13) + 62) / 125;
}
* convert a sampling rate into USB high speed format (fs/8000 in Q16.16)
* this will overflow at approx 4 MHz
*/
-inline static unsigned get_usb_high_speed_rate(unsigned int rate)
+static inline unsigned get_usb_high_speed_rate(unsigned int rate)
{
return ((rate << 10) + 62) / 125;
}
/* convert our full speed USB rate into sampling rate in Hz */
-inline static unsigned get_full_speed_hz(unsigned int usb_rate)
+static inline unsigned get_full_speed_hz(unsigned int usb_rate)
{
return (usb_rate * 125 + (1 << 12)) >> 13;
}
/* convert our high speed USB rate into sampling rate in Hz */
-inline static unsigned get_high_speed_hz(unsigned int usb_rate)
+static inline unsigned get_high_speed_hz(unsigned int usb_rate)
{
return (usb_rate * 125 + (1 << 9)) >> 10;
}
{
unsigned char *cp = urb->transfer_buffer;
snd_urb_ctx_t *ctx = (snd_urb_ctx_t *)urb->context;
- int i, offs;
- urb->number_of_packets = ctx->packets;
urb->dev = ctx->subs->dev; /* we need to set this at each time */
- for (i = offs = 0; i < urb->number_of_packets; i++, offs += 4, cp += 4) {
- urb->iso_frame_desc[i].length = 3;
- urb->iso_frame_desc[i].offset = offs;
- cp[0] = subs->freqn >> 2;
- cp[1] = subs->freqn >> 10;
- cp[2] = subs->freqn >> 18;
- }
+ urb->iso_frame_desc[0].length = 3;
+ urb->iso_frame_desc[0].offset = 0;
+ cp[0] = subs->freqn >> 2;
+ cp[1] = subs->freqn >> 10;
+ cp[2] = subs->freqn >> 18;
return 0;
}
{
unsigned char *cp = urb->transfer_buffer;
snd_urb_ctx_t *ctx = (snd_urb_ctx_t *)urb->context;
- int i, offs;
- urb->number_of_packets = ctx->packets;
urb->dev = ctx->subs->dev; /* we need to set this at each time */
- for (i = offs = 0; i < urb->number_of_packets; i++, offs += 4, cp += 4) {
- urb->iso_frame_desc[i].length = 4;
- urb->iso_frame_desc[i].offset = offs;
- cp[0] = subs->freqn;
- cp[1] = subs->freqn >> 8;
- cp[2] = subs->freqn >> 16;
- cp[3] = subs->freqn >> 24;
- }
+ urb->iso_frame_desc[0].length = 4;
+ urb->iso_frame_desc[0].offset = 0;
+ cp[0] = subs->freqn;
+ cp[1] = subs->freqn >> 8;
+ cp[2] = subs->freqn >> 16;
+ cp[3] = subs->freqn >> 24;
return 0;
}
snd_pcm_runtime_t *runtime,
struct urb *urb)
{
- int i, offs;
snd_urb_ctx_t *ctx = (snd_urb_ctx_t *)urb->context;
- urb->number_of_packets = ctx->packets;
urb->dev = ctx->subs->dev; /* we need to set this at each time */
- for (i = offs = 0; i < urb->number_of_packets; i++, offs += 4) {
- urb->iso_frame_desc[i].length = 3;
- urb->iso_frame_desc[i].offset = offs;
- }
+ urb->iso_frame_desc[0].length = 3;
+ urb->iso_frame_desc[0].offset = 0;
return 0;
}
snd_pcm_runtime_t *runtime,
struct urb *urb)
{
- int i, offs;
snd_urb_ctx_t *ctx = (snd_urb_ctx_t *)urb->context;
- urb->number_of_packets = ctx->packets;
urb->dev = ctx->subs->dev; /* we need to set this at each time */
- for (i = offs = 0; i < urb->number_of_packets; i++, offs += 4) {
- urb->iso_frame_desc[i].length = 4;
- urb->iso_frame_desc[i].offset = offs;
- }
+ urb->iso_frame_desc[0].length = 4;
+ urb->iso_frame_desc[0].offset = 0;
return 0;
}
snd_pcm_runtime_t *runtime,
struct urb *urb)
{
- int i;
- unsigned int f, found;
- unsigned char *cp = urb->transfer_buffer;
+ unsigned int f;
unsigned long flags;
- found = 0;
- for (i = 0; i < urb->number_of_packets; i++, cp += 4) {
- if (urb->iso_frame_desc[i].status ||
- urb->iso_frame_desc[i].actual_length < 3)
- continue;
- f = combine_triple(cp) << 2;
-#if 0
- if (f < subs->freqn - (subs->freqn>>3) || f > subs->freqmax) {
- snd_printd(KERN_WARNING "requested frequency %d (%u,%03uHz) out of range (current nominal %d (%u,%03uHz))\n",
- f, f >> 14, (f & ((1 << 14) - 1) * 1000) / ((1 << 14) - 1),
- subs->freqn, subs->freqn >> 14, (subs->freqn & ((1 << 14) - 1) * 1000) / ((1 << 14) - 1));
- continue;
+ if (urb->iso_frame_desc[0].status == 0 &&
+ urb->iso_frame_desc[0].actual_length == 3) {
+ f = combine_triple((u8*)urb->transfer_buffer) << 2;
+ if (f >= subs->freqn - subs->freqn / 8 && f <= subs->freqmax) {
+ spin_lock_irqsave(&subs->lock, flags);
+ subs->freqm = f;
+ spin_unlock_irqrestore(&subs->lock, flags);
}
-#endif
- found = f;
- }
- if (found) {
- spin_lock_irqsave(&subs->lock, flags);
- subs->freqm = found;
- spin_unlock_irqrestore(&subs->lock, flags);
}
return 0;
snd_pcm_runtime_t *runtime,
struct urb *urb)
{
- int i;
- unsigned int found;
- unsigned char *cp = urb->transfer_buffer;
+ unsigned int f;
unsigned long flags;
- found = 0;
- for (i = 0; i < urb->number_of_packets; i++, cp += 4) {
- if (urb->iso_frame_desc[i].status ||
- urb->iso_frame_desc[i].actual_length < 4)
- continue;
- found = combine_quad(cp) & 0x0fffffff;
- }
- if (found) {
- spin_lock_irqsave(&subs->lock, flags);
- subs->freqm = found;
- spin_unlock_irqrestore(&subs->lock, flags);
+ if (urb->iso_frame_desc[0].status == 0 &&
+ urb->iso_frame_desc[0].actual_length == 4) {
+ f = combine_quad((u8*)urb->transfer_buffer) & 0x0fffffff;
+ if (f >= subs->freqn - subs->freqn / 8 && f <= subs->freqmax) {
+ spin_lock_irqsave(&subs->lock, flags);
+ subs->freqm = f;
+ spin_unlock_irqrestore(&subs->lock, flags);
+ }
}
return 0;
if (subs->fill_max)
counts = subs->maxframesize; /* fixed */
else {
- subs->phase = (subs->phase & 0xffff) + subs->freqm;
+ subs->phase = (subs->phase & 0xffff)
+ + (subs->freqm << subs->datainterval);
counts = subs->phase >> 16;
if (counts > subs->maxframesize)
counts = subs->maxframesize;
/* set the buffer pointer */
urb->transfer_buffer = runtime->dma_area + subs->hwptr * stride;
subs->hwptr += offs;
+ if (subs->hwptr == runtime->buffer_size)
+ subs->hwptr = 0;
}
spin_unlock_irqrestore(&subs->lock, flags);
urb->transfer_buffer_length = offs * stride;
*/
static int wait_clear_urbs(snd_usb_substream_t *subs)
{
- int timeout = HZ;
+ unsigned long end_time = jiffies + msecs_to_jiffies(1000);
unsigned int i;
int alive;
break;
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(1);
- } while (--timeout > 0);
+ } while (time_before(jiffies, end_time));
if (alive)
snd_printk(KERN_ERR "timeout: still %d active urbs..\n", alive);
return 0;
usb_free_urb(u->urb);
u->urb = NULL;
}
- if (u->buf) {
- kfree(u->buf);
- u->buf = NULL;
- }
+ kfree(u->buf);
+ u->buf = NULL;
}
/*
release_urb_ctx(&subs->dataurb[i]);
for (i = 0; i < SYNC_URBS; i++)
release_urb_ctx(&subs->syncurb[i]);
- if (subs->tmpbuf) {
- kfree(subs->tmpbuf);
- subs->tmpbuf = NULL;
- }
+ kfree(subs->tmpbuf);
+ subs->tmpbuf = NULL;
subs->nurbs = 0;
}
else
subs->freqn = get_usb_high_speed_rate(rate);
subs->freqm = subs->freqn;
- subs->freqmax = subs->freqn + (subs->freqn >> 2); /* max. allowed frequency */
- subs->phase = 0;
-
- /* calculate the max. size of packet */
- maxsize = ((subs->freqmax + 0xffff) * (frame_bits >> 3)) >> 16;
- if (subs->maxpacksize && maxsize > subs->maxpacksize) {
- //snd_printd(KERN_DEBUG "maxsize %d is greater than defined size %d\n",
- // maxsize, subs->maxpacksize);
+ /* calculate max. frequency */
+ if (subs->maxpacksize) {
+ /* whatever fits into a max. size packet */
maxsize = subs->maxpacksize;
+ subs->freqmax = (maxsize / (frame_bits >> 3))
+ << (16 - subs->datainterval);
+ } else {
+ /* no max. packet size: just take 25% higher than nominal */
+ subs->freqmax = subs->freqn + (subs->freqn >> 2);
+ maxsize = ((subs->freqmax + 0xffff) * (frame_bits >> 3))
+ >> (16 - subs->datainterval);
}
+ subs->phase = 0;
if (subs->fill_max)
subs->curpacksize = subs->maxpacksize;
if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL)
urb_packs = nrpacks;
else
- urb_packs = nrpacks * 8;
+ urb_packs = (nrpacks * 8) >> subs->datainterval;
/* allocate a temporary buffer for playback */
if (is_playback) {
u->urb->pipe = subs->datapipe;
u->urb->transfer_flags = URB_ISO_ASAP;
u->urb->number_of_packets = u->packets;
- u->urb->interval = 1;
+ u->urb->interval = 1 << subs->datainterval;
u->urb->context = u;
u->urb->complete = snd_usb_complete_callback(snd_complete_urb);
}
snd_urb_ctx_t *u = &subs->syncurb[i];
u->index = i;
u->subs = subs;
- u->packets = nrpacks;
- u->urb = usb_alloc_urb(u->packets, GFP_KERNEL);
+ u->packets = 1;
+ u->urb = usb_alloc_urb(1, GFP_KERNEL);
if (! u->urb) {
release_substream_urbs(subs, 0);
return -ENOMEM;
}
- u->urb->transfer_buffer = subs->syncbuf + i * nrpacks * 4;
- u->urb->transfer_buffer_length = nrpacks * 4;
+ u->urb->transfer_buffer = subs->syncbuf + i * 4;
+ u->urb->transfer_buffer_length = 4;
u->urb->dev = subs->dev;
u->urb->pipe = subs->syncpipe;
u->urb->transfer_flags = URB_ISO_ASAP;
- u->urb->number_of_packets = u->packets;
- if (snd_usb_get_speed(subs->dev) == USB_SPEED_HIGH)
- u->urb->interval = 8;
- else
- u->urb->interval = 1;
+ u->urb->number_of_packets = 1;
+ u->urb->interval = 1 << subs->syncinterval;
u->urb->context = u;
u->urb->complete = snd_usb_complete_callback(snd_complete_sync_urb);
}
subs->datapipe = usb_sndisocpipe(dev, ep);
else
subs->datapipe = usb_rcvisocpipe(dev, ep);
+ if (snd_usb_get_speed(subs->dev) == USB_SPEED_HIGH &&
+ get_endpoint(alts, 0)->bInterval >= 1 &&
+ get_endpoint(alts, 0)->bInterval <= 4)
+ subs->datainterval = get_endpoint(alts, 0)->bInterval - 1;
+ else
+ subs->datainterval = 0;
subs->syncpipe = subs->syncinterval = 0;
subs->maxpacksize = fmt->maxpacksize;
subs->fill_max = 0;
subs->syncpipe = usb_rcvisocpipe(dev, ep);
else
subs->syncpipe = usb_sndisocpipe(dev, ep);
- subs->syncinterval = get_endpoint(alts, 1)->bRefresh;
+ if (get_endpoint(alts, 1)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
+ get_endpoint(alts, 1)->bRefresh >= 1 &&
+ get_endpoint(alts, 1)->bRefresh <= 9)
+ subs->syncinterval = get_endpoint(alts, 1)->bRefresh;
+ else if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL)
+ subs->syncinterval = 1;
+ else if (get_endpoint(alts, 1)->bInterval >= 1 &&
+ get_endpoint(alts, 1)->bInterval <= 16)
+ subs->syncinterval = get_endpoint(alts, 1)->bInterval - 1;
+ else
+ subs->syncinterval = 3;
}
/* always fill max packet size */
snd_iprintf(buffer, "%d ", subs->dataurb[i].packets);
snd_iprintf(buffer, "]\n");
snd_iprintf(buffer, " Packet Size = %d\n", subs->curpacksize);
- snd_iprintf(buffer, " Momentary freq = %u Hz\n",
+ snd_iprintf(buffer, " Momentary freq = %u Hz (%#x.%04x)\n",
snd_usb_get_speed(subs->dev) == USB_SPEED_FULL
? get_full_speed_hz(subs->freqm)
- : get_high_speed_hz(subs->freqm));
+ : get_high_speed_hz(subs->freqm),
+ subs->freqm >> 16, subs->freqm & 0xffff);
} else {
snd_iprintf(buffer, " Status: Stop\n");
}
/*
* check if the device uses big-endian samples
*/
-static int is_big_endian_format(struct usb_device *dev, struct audioformat *fp)
+static int is_big_endian_format(snd_usb_audio_t *chip, struct audioformat *fp)
{
- /* M-Audio */
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x0763) {
- /* Quattro: captured data only */
- if (le16_to_cpu(dev->descriptor.idProduct) == 0x2001 &&
- fp->endpoint & USB_DIR_IN)
- return 1;
- /* Audiophile USB */
- if (le16_to_cpu(dev->descriptor.idProduct) == 0x2003)
+ switch (chip->usb_id) {
+ case USB_ID(0x0763, 0x2001): /* M-Audio Quattro: captured data only */
+ if (fp->endpoint & USB_DIR_IN)
return 1;
+ break;
+ case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
+ return 1;
}
return 0;
}
* @format: the format tag (wFormatTag)
* @fmt: the format type descriptor
*/
-static int parse_audio_format_i_type(struct usb_device *dev, struct audioformat *fp,
+static int parse_audio_format_i_type(snd_usb_audio_t *chip, struct audioformat *fp,
int format, unsigned char *fmt)
{
int pcm_format;
switch (format) {
case 0: /* some devices don't define this correctly... */
snd_printdd(KERN_INFO "%d:%u:%d : format type 0 is detected, processed as PCM\n",
- dev->devnum, fp->iface, fp->altsetting);
+ chip->dev->devnum, fp->iface, fp->altsetting);
/* fall-through */
case USB_AUDIO_FORMAT_PCM:
if (sample_width > sample_bytes * 8) {
snd_printk(KERN_INFO "%d:%u:%d : sample bitwidth %d in over sample bytes %d\n",
- dev->devnum, fp->iface, fp->altsetting,
+ chip->dev->devnum, fp->iface, fp->altsetting,
sample_width, sample_bytes);
}
/* check the format byte size */
pcm_format = SNDRV_PCM_FORMAT_S8;
break;
case 2:
- if (is_big_endian_format(dev, fp))
+ if (is_big_endian_format(chip, fp))
pcm_format = SNDRV_PCM_FORMAT_S16_BE; /* grrr, big endian!! */
else
pcm_format = SNDRV_PCM_FORMAT_S16_LE;
break;
case 3:
- if (is_big_endian_format(dev, fp))
+ if (is_big_endian_format(chip, fp))
pcm_format = SNDRV_PCM_FORMAT_S24_3BE; /* grrr, big endian!! */
else
pcm_format = SNDRV_PCM_FORMAT_S24_3LE;
break;
default:
snd_printk(KERN_INFO "%d:%u:%d : unsupported sample bitwidth %d in %d bytes\n",
- dev->devnum, fp->iface, fp->altsetting, sample_width, sample_bytes);
+ chip->dev->devnum, fp->iface,
+ fp->altsetting, sample_width, sample_bytes);
break;
}
break;
case USB_AUDIO_FORMAT_PCM8:
/* Dallas DS4201 workaround */
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x04fa &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x4201)
+ if (chip->usb_id == USB_ID(0x04fa, 0x4201))
pcm_format = SNDRV_PCM_FORMAT_S8;
else
pcm_format = SNDRV_PCM_FORMAT_U8;
break;
default:
snd_printk(KERN_INFO "%d:%u:%d : unsupported format type %d\n",
- dev->devnum, fp->iface, fp->altsetting, format);
+ chip->dev->devnum, fp->iface, fp->altsetting, format);
break;
}
return pcm_format;
* @offset: the start offset of descriptor pointing the rate type
* (7 for type I and II, 8 for type II)
*/
-static int parse_audio_format_rates(struct usb_device *dev, struct audioformat *fp,
+static int parse_audio_format_rates(snd_usb_audio_t *chip, struct audioformat *fp,
unsigned char *fmt, int offset)
{
int nr_rates = fmt[offset];
if (fmt[0] < offset + 1 + 3 * (nr_rates ? nr_rates : 2)) {
snd_printk(KERN_ERR "%d:%u:%d : invalid FORMAT_TYPE desc\n",
- dev->devnum, fp->iface, fp->altsetting);
+ chip->dev->devnum, fp->iface, fp->altsetting);
return -1;
}
/*
* parse the format type I and III descriptors
*/
-static int parse_audio_format_i(struct usb_device *dev, struct audioformat *fp,
+static int parse_audio_format_i(snd_usb_audio_t *chip, struct audioformat *fp,
int format, unsigned char *fmt)
{
int pcm_format;
*/
pcm_format = SNDRV_PCM_FORMAT_S16_LE;
} else {
- pcm_format = parse_audio_format_i_type(dev, fp, format, fmt);
+ pcm_format = parse_audio_format_i_type(chip, fp, format, fmt);
if (pcm_format < 0)
return -1;
}
fp->channels = fmt[4];
if (fp->channels < 1) {
snd_printk(KERN_ERR "%d:%u:%d : invalid channels %d\n",
- dev->devnum, fp->iface, fp->altsetting, fp->channels);
+ chip->dev->devnum, fp->iface, fp->altsetting, fp->channels);
return -1;
}
- return parse_audio_format_rates(dev, fp, fmt, 7);
+ return parse_audio_format_rates(chip, fp, fmt, 7);
}
/*
* prase the format type II descriptor
*/
-static int parse_audio_format_ii(struct usb_device *dev, struct audioformat *fp,
+static int parse_audio_format_ii(snd_usb_audio_t *chip, struct audioformat *fp,
int format, unsigned char *fmt)
{
int brate, framesize;
break;
default:
snd_printd(KERN_INFO "%d:%u:%d : unknown format tag 0x%x is detected. processed as MPEG.\n",
- dev->devnum, fp->iface, fp->altsetting, format);
+ chip->dev->devnum, fp->iface, fp->altsetting, format);
fp->format = SNDRV_PCM_FORMAT_MPEG;
break;
}
framesize = combine_word(&fmt[6]); /* fmt[6,7]: wSamplesPerFrame */
snd_printd(KERN_INFO "found format II with max.bitrate = %d, frame size=%d\n", brate, framesize);
fp->frame_size = framesize;
- return parse_audio_format_rates(dev, fp, fmt, 8); /* fmt[8..] sample rates */
+ return parse_audio_format_rates(chip, fp, fmt, 8); /* fmt[8..] sample rates */
}
-static int parse_audio_format(struct usb_device *dev, struct audioformat *fp,
+static int parse_audio_format(snd_usb_audio_t *chip, struct audioformat *fp,
int format, unsigned char *fmt, int stream)
{
int err;
switch (fmt[3]) {
case USB_FORMAT_TYPE_I:
case USB_FORMAT_TYPE_III:
- err = parse_audio_format_i(dev, fp, format, fmt);
+ err = parse_audio_format_i(chip, fp, format, fmt);
break;
case USB_FORMAT_TYPE_II:
- err = parse_audio_format_ii(dev, fp, format, fmt);
+ err = parse_audio_format_ii(chip, fp, format, fmt);
break;
default:
snd_printd(KERN_INFO "%d:%u:%d : format type %d is not supported yet\n",
- dev->devnum, fp->iface, fp->altsetting, fmt[3]);
+ chip->dev->devnum, fp->iface, fp->altsetting, fmt[3]);
return -1;
}
fp->fmt_type = fmt[3];
if (err < 0)
return err;
#if 1
- /* FIXME: temporary hack for extigy */
+ /* FIXME: temporary hack for extigy/audigy 2 nx */
/* extigy apparently supports sample rates other than 48k
* but not in ordinary way. so we enable only 48k atm.
*/
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x041e &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x3000) {
+ if (chip->usb_id == USB_ID(0x041e, 0x3000) ||
+ chip->usb_id == USB_ID(0x041e, 0x3020)) {
if (fmt[3] == USB_FORMAT_TYPE_I &&
- stream == SNDRV_PCM_STREAM_PLAYBACK &&
- fp->rates != SNDRV_PCM_RATE_48000)
- return -1; /* use 48k only */
+ fp->rates != SNDRV_PCM_RATE_48000 &&
+ fp->rates != SNDRV_PCM_RATE_96000)
+ return -1;
}
#endif
return 0;
fp->altset_idx = i;
fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress;
fp->ep_attr = get_endpoint(alts, 0)->bmAttributes;
- /* FIXME: decode wMaxPacketSize of high bandwith endpoints */
fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize);
+ if (snd_usb_get_speed(dev) == USB_SPEED_HIGH)
+ fp->maxpacksize = (((fp->maxpacksize >> 11) & 3) + 1)
+ * (fp->maxpacksize & 0x7ff);
fp->attributes = csep[3];
/* some quirks for attributes here */
- /* workaround for AudioTrak Optoplay */
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x0a92 &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x0053) {
+ switch (chip->usb_id) {
+ case USB_ID(0x0a92, 0x0053): /* AudioTrak Optoplay */
/* Optoplay sets the sample rate attribute although
* it seems not supporting it in fact.
*/
fp->attributes &= ~EP_CS_ATTR_SAMPLE_RATE;
- }
-
- /* workaround for M-Audio Audiophile USB */
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x0763 &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x2003) {
+ break;
+ case USB_ID(0x041e, 0x3020): /* Creative SB Audigy 2 NX */
+ case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */
/* doesn't set the sample rate attribute, but supports it */
fp->attributes |= EP_CS_ATTR_SAMPLE_RATE;
- }
-
+ break;
+ case USB_ID(0x047f, 0x0ca1): /* plantronics headset */
+ case USB_ID(0x077d, 0x07af): /* Griffin iMic (note that there is
+ an older model 77d:223) */
/*
* plantronics headset and Griffin iMic have set adaptive-in
* although it's really not...
*/
- if ((le16_to_cpu(dev->descriptor.idVendor) == 0x047f &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x0ca1) ||
- /* Griffin iMic (note that there is an older model 77d:223) */
- (le16_to_cpu(dev->descriptor.idVendor) == 0x077d &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x07af)) {
fp->ep_attr &= ~EP_ATTR_MASK;
if (stream == SNDRV_PCM_STREAM_PLAYBACK)
fp->ep_attr |= EP_ATTR_ADAPTIVE;
else
fp->ep_attr |= EP_ATTR_SYNC;
+ break;
}
/* ok, let's parse further... */
- if (parse_audio_format(dev, fp, format, fmt, stream) < 0) {
+ if (parse_audio_format(chip, fp, format, fmt, stream) < 0) {
kfree(fp->rate_table);
kfree(fp);
continue;
* disconnect streams
* called from snd_usb_audio_disconnect()
*/
-static void snd_usb_stream_disconnect(struct list_head *head, struct usb_driver *driver)
+static void snd_usb_stream_disconnect(struct list_head *head)
{
int idx;
snd_usb_stream_t *as;
* to detect the sample rate is by looking at wMaxPacketSize.
*/
static int create_ua700_ua25_quirk(snd_usb_audio_t *chip,
- struct usb_interface *iface)
+ struct usb_interface *iface,
+ const snd_usb_audio_quirk_t *quirk)
{
static const struct audioformat ua_format = {
.format = SNDRV_PCM_FORMAT_S24_3LE,
.type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = &ua25_ep
};
- if (le16_to_cpu(chip->dev->descriptor.idProduct) == 0x002b)
+ if (chip->usb_id == USB_ID(0x0582, 0x002b))
return snd_usb_create_midi_interface(chip, iface,
&ua700_quirk);
else
/*
* Create a stream for an Edirol UA-1000 interface.
*/
-static int create_ua1000_quirk(snd_usb_audio_t *chip, struct usb_interface *iface)
+static int create_ua1000_quirk(snd_usb_audio_t *chip,
+ struct usb_interface *iface,
+ const snd_usb_audio_quirk_t *quirk)
{
static const struct audioformat ua1000_format = {
.format = SNDRV_PCM_FORMAT_S32_LE,
return 0;
}
+static int ignore_interface_quirk(snd_usb_audio_t *chip,
+ struct usb_interface *iface,
+ const snd_usb_audio_quirk_t *quirk)
+{
+ return 0;
+}
+
/*
* boot quirks
return 0;
}
+static int snd_usb_audigy2nx_boot_quirk(struct usb_device *dev)
+{
+ u8 buf = 1;
+
+ snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), 0x2a,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER,
+ 0, 0, &buf, 1, 1000);
+ if (buf == 0) {
+ snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), 0x29,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
+ 1, 2000, NULL, 0, 1000);
+ return -ENODEV;
+ }
+ return 0;
+}
+
/*
* audio-interface quirks
struct usb_interface *iface,
const snd_usb_audio_quirk_t *quirk)
{
- switch (quirk->type) {
- case QUIRK_MIDI_FIXED_ENDPOINT:
- case QUIRK_MIDI_YAMAHA:
- case QUIRK_MIDI_MIDIMAN:
- case QUIRK_MIDI_NOVATION:
- case QUIRK_MIDI_MOTU:
- case QUIRK_MIDI_EMAGIC:
- return snd_usb_create_midi_interface(chip, iface, quirk);
- case QUIRK_COMPOSITE:
- return create_composite_quirk(chip, iface, quirk);
- case QUIRK_AUDIO_FIXED_ENDPOINT:
- return create_fixed_stream_quirk(chip, iface, quirk);
- case QUIRK_AUDIO_STANDARD_INTERFACE:
- case QUIRK_MIDI_STANDARD_INTERFACE:
- return create_standard_interface_quirk(chip, iface, quirk);
- case QUIRK_AUDIO_EDIROL_UA700_UA25:
- return create_ua700_ua25_quirk(chip, iface);
- case QUIRK_AUDIO_EDIROL_UA1000:
- return create_ua1000_quirk(chip, iface);
- case QUIRK_IGNORE_INTERFACE:
- return 0;
- default:
+ typedef int (*quirk_func_t)(snd_usb_audio_t *, struct usb_interface *,
+ const snd_usb_audio_quirk_t *);
+ static const quirk_func_t quirk_funcs[] = {
+ [QUIRK_IGNORE_INTERFACE] = ignore_interface_quirk,
+ [QUIRK_COMPOSITE] = create_composite_quirk,
+ [QUIRK_MIDI_STANDARD_INTERFACE] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_FIXED_ENDPOINT] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_YAMAHA] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_MIDIMAN] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_NOVATION] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_RAW] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_EMAGIC] = snd_usb_create_midi_interface,
+ [QUIRK_MIDI_MIDITECH] = snd_usb_create_midi_interface,
+ [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_interface_quirk,
+ [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk,
+ [QUIRK_AUDIO_EDIROL_UA700_UA25] = create_ua700_ua25_quirk,
+ [QUIRK_AUDIO_EDIROL_UA1000] = create_ua1000_quirk,
+ };
+
+ if (quirk->type < QUIRK_TYPE_COUNT) {
+ return quirk_funcs[quirk->type](chip, iface, quirk);
+ } else {
snd_printd(KERN_ERR "invalid quirk type %d\n", quirk->type);
return -ENXIO;
}
snd_usb_audio_t *chip = entry->private_data;
if (! chip->shutdown)
snd_iprintf(buffer, "%04x:%04x\n",
- le16_to_cpu(chip->dev->descriptor.idVendor),
- le16_to_cpu(chip->dev->descriptor.idProduct));
+ USB_ID_VENDOR(chip->usb_id),
+ USB_ID_PRODUCT(chip->usb_id));
}
static void snd_usb_audio_create_proc(snd_usb_audio_t *chip)
chip->index = idx;
chip->dev = dev;
chip->card = card;
+ chip->usb_id = USB_ID(le16_to_cpu(dev->descriptor.idVendor),
+ le16_to_cpu(dev->descriptor.idProduct));
INIT_LIST_HEAD(&chip->pcm_list);
INIT_LIST_HEAD(&chip->midi_list);
+ INIT_LIST_HEAD(&chip->mixer_list);
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_usb_audio_free(chip);
strcpy(card->driver, "USB-Audio");
sprintf(component, "USB%04x:%04x",
- le16_to_cpu(dev->descriptor.idVendor),
- le16_to_cpu(dev->descriptor.idProduct));
+ USB_ID_VENDOR(chip->usb_id), USB_ID_PRODUCT(chip->usb_id));
snd_component_add(card, component);
/* retrieve the device string as shortname */
card->shortname, sizeof(card->shortname)) <= 0) {
/* no name available from anywhere, so use ID */
sprintf(card->shortname, "USB Device %#04x:%#04x",
- le16_to_cpu(dev->descriptor.idVendor),
- le16_to_cpu(dev->descriptor.idProduct));
+ USB_ID_VENDOR(chip->usb_id),
+ USB_ID_PRODUCT(chip->usb_id));
}
}
snd_usb_audio_create_proc(chip);
- snd_card_set_dev(card, &dev->dev);
-
*rchip = chip;
return 0;
}
snd_usb_audio_t *chip;
struct usb_host_interface *alts;
int ifnum;
+ u32 id;
alts = &intf->altsetting[0];
ifnum = get_iface_desc(alts)->bInterfaceNumber;
+ id = USB_ID(le16_to_cpu(dev->descriptor.idVendor),
+ le16_to_cpu(dev->descriptor.idProduct));
if (quirk && quirk->ifnum >= 0 && ifnum != quirk->ifnum)
goto __err_val;
/* SB Extigy needs special boot-up sequence */
/* if more models come, this will go to the quirk list. */
- if (le16_to_cpu(dev->descriptor.idVendor) == 0x041e &&
- le16_to_cpu(dev->descriptor.idProduct) == 0x3000) {
+ if (id == USB_ID(0x041e, 0x3000)) {
if (snd_usb_extigy_boot_quirk(dev, intf) < 0)
goto __err_val;
config = dev->actconfig;
}
+ /* SB Audigy 2 NX needs its own boot-up magic, too */
+ if (id == USB_ID(0x041e, 0x3020)) {
+ if (snd_usb_audigy2nx_boot_quirk(dev) < 0)
+ goto __err_val;
+ }
/*
* found a config. now register to ALSA
}
for (i = 0; i < SNDRV_CARDS; i++)
if (enable[i] && ! usb_chip[i] &&
- (vid[i] == -1 || vid[i] == le16_to_cpu(dev->descriptor.idVendor)) &&
- (pid[i] == -1 || pid[i] == le16_to_cpu(dev->descriptor.idProduct))) {
+ (vid[i] == -1 || vid[i] == USB_ID_VENDOR(id)) &&
+ (pid[i] == -1 || pid[i] == USB_ID_PRODUCT(id))) {
if (snd_usb_audio_create(dev, i, quirk, &chip) < 0) {
goto __error;
}
+ snd_card_set_dev(chip->card, &intf->dev);
break;
}
if (! chip) {
snd_card_disconnect(card);
/* release the pcm resources */
list_for_each(p, &chip->pcm_list) {
- snd_usb_stream_disconnect(p, &usb_audio_driver);
+ snd_usb_stream_disconnect(p);
}
/* release the midi resources */
list_for_each(p, &chip->midi_list) {
- snd_usbmidi_disconnect(p, &usb_audio_driver);
+ snd_usbmidi_disconnect(p);
+ }
+ /* release mixer resources */
+ list_for_each(p, &chip->mixer_list) {
+ snd_usb_mixer_disconnect(p);
}
usb_chip[chip->index] = NULL;
up(®ister_mutex);
git.openpandora.org / pandora-kernel.git / blobdiff