X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=sound%2Fusb%2Fusbaudio.c;h=19e37451c216182ebdc9d800f304a66f5e6bc9e7;hb=609162850db11dfe3b23f43b36888aa8b3ad7685;hp=de680d095e94dc949fd2663ab326fce4dc515dbd;hpb=88518275e3eefe0582af1918d59325b16dfde154;p=safe%2Fjmp%2Flinux-2.6 diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index de680d0..19e3745 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -38,7 +38,6 @@ */ -#include #include #include #include @@ -65,12 +64,14 @@ MODULE_SUPPORTED_DEVICE("{{Generic,USB Audio}}"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ -static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ -static int vid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; /* Vendor ID for this card */ -static int pid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; /* Product ID for this card */ +static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */ +/* Vendor/product IDs for this card */ +static int vid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; +static int pid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; static int nrpacks = 8; /* max. number of packets per urb */ static int async_unlink = 1; static int device_setup[SNDRV_CARDS]; /* device parameter for this card*/ +static int ignore_ctl_error; module_param_array(index, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for the USB audio adapter."); @@ -88,7 +89,9 @@ module_param(async_unlink, bool, 0444); MODULE_PARM_DESC(async_unlink, "Use async unlink mode."); module_param_array(device_setup, int, NULL, 0444); MODULE_PARM_DESC(device_setup, "Specific device setup (if needed)."); - +module_param(ignore_ctl_error, bool, 0444); +MODULE_PARM_DESC(ignore_ctl_error, + "Ignore errors from USB controller for mixer interfaces."); /* * debug the h/w constraints @@ -123,7 +126,6 @@ struct audioformat { unsigned int rate_min, rate_max; /* min/max rates */ unsigned int nr_rates; /* number of rate table entries */ unsigned int *rate_table; /* rate table */ - unsigned int needs_knot; /* any unusual rates? */ }; struct snd_usb_substream; @@ -186,6 +188,7 @@ struct snd_usb_substream { u64 formats; /* format bitmasks (all or'ed) */ unsigned int num_formats; /* number of supported audio formats (list) */ struct list_head fmt_list; /* format list */ + struct snd_pcm_hw_constraint_list rate_list; /* limited rates */ spinlock_t lock; struct snd_urb_ops ops; /* callbacks (must be filled at init) */ @@ -324,16 +327,6 @@ static int prepare_capture_urb(struct snd_usb_substream *subs, } urb->transfer_buffer_length = offs; urb->number_of_packets = ctx->packets; -#if 0 // for check - if (! urb->bandwidth) { - int bustime; - bustime = usb_check_bandwidth(urb->dev, urb); - if (bustime < 0) - return bustime; - printk("urb %d: bandwidth = %d (packets = %d)\n", ctx->index, bustime, urb->number_of_packets); - usb_claim_bandwidth(urb->dev, urb, bustime, 1); - } -#endif // for check return 0; } @@ -490,6 +483,33 @@ static int retire_playback_sync_urb_hs(struct snd_usb_substream *subs, return 0; } +/* + * process after E-Mu 0202/0404/Tracker Pre high speed playback sync complete + * + * These devices return the number of samples per packet instead of the number + * of samples per microframe. + */ +static int retire_playback_sync_urb_hs_emu(struct snd_usb_substream *subs, + struct snd_pcm_runtime *runtime, + struct urb *urb) +{ + unsigned int f; + unsigned long 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; + f >>= subs->datainterval; + 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; +} + /* determine the number of frames in the next packet */ static int snd_usb_audio_next_packet_size(struct snd_usb_substream *subs) { @@ -671,7 +691,7 @@ static void snd_complete_urb(struct urb *urb) int err = 0; if ((subs->running && subs->ops.retire(subs, substream->runtime, urb)) || - ! subs->running || /* can be stopped during retire callback */ + !subs->running || /* can be stopped during retire callback */ (err = subs->ops.prepare(subs, substream->runtime, urb)) < 0 || (err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) { clear_bit(ctx->index, &subs->active_mask); @@ -694,7 +714,7 @@ static void snd_complete_sync_urb(struct urb *urb) int err = 0; if ((subs->running && subs->ops.retire_sync(subs, substream->runtime, urb)) || - ! subs->running || /* can be stopped during retire callback */ + !subs->running || /* can be stopped during retire callback */ (err = subs->ops.prepare_sync(subs, substream->runtime, urb)) < 0 || (err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) { clear_bit(ctx->index + 16, &subs->active_mask); @@ -724,7 +744,7 @@ static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs, size_t s vfree(runtime->dma_area); } runtime->dma_area = vmalloc(size); - if (! runtime->dma_area) + if (!runtime->dma_area) return -ENOMEM; runtime->dma_bytes = size; return 0; @@ -756,12 +776,12 @@ static int deactivate_urbs(struct snd_usb_substream *subs, int force, int can_sl async = !can_sleep && async_unlink; - if (! async && in_interrupt()) + if (!async && in_interrupt()) return 0; for (i = 0; i < subs->nurbs; i++) { if (test_bit(i, &subs->active_mask)) { - if (! test_and_set_bit(i, &subs->unlink_mask)) { + if (!test_and_set_bit(i, &subs->unlink_mask)) { struct urb *u = subs->dataurb[i].urb; if (async) usb_unlink_urb(u); @@ -773,7 +793,7 @@ static int deactivate_urbs(struct snd_usb_substream *subs, int force, int can_sl if (subs->syncpipe) { for (i = 0; i < SYNC_URBS; i++) { if (test_bit(i+16, &subs->active_mask)) { - if (! test_and_set_bit(i+16, &subs->unlink_mask)) { + if (!test_and_set_bit(i+16, &subs->unlink_mask)) { struct urb *u = subs->syncurb[i].urb; if (async) usb_unlink_urb(u); @@ -802,10 +822,6 @@ static const char *usb_error_string(int err) return "device disabled"; case -EHOSTUNREACH: return "device suspended"; -#ifndef CONFIG_USB_EHCI_SPLIT_ISO - case -ENOSYS: - return "enable CONFIG_USB_EHCI_SPLIT_ISO to play through a hub"; -#endif case -EINVAL: case -EAGAIN: case -EFBIG: @@ -828,7 +844,8 @@ static int start_urbs(struct snd_usb_substream *subs, struct snd_pcm_runtime *ru return -EBADFD; for (i = 0; i < subs->nurbs; i++) { - snd_assert(subs->dataurb[i].urb, return -EINVAL); + if (snd_BUG_ON(!subs->dataurb[i].urb)) + return -EINVAL; if (subs->ops.prepare(subs, runtime, subs->dataurb[i].urb) < 0) { snd_printk(KERN_ERR "cannot prepare datapipe for urb %d\n", i); goto __error; @@ -836,7 +853,8 @@ static int start_urbs(struct snd_usb_substream *subs, struct snd_pcm_runtime *ru } if (subs->syncpipe) { for (i = 0; i < SYNC_URBS; i++) { - snd_assert(subs->syncurb[i].urb, return -EINVAL); + if (snd_BUG_ON(!subs->syncurb[i].urb)) + return -EINVAL; if (subs->ops.prepare_sync(subs, runtime, subs->syncurb[i].urb) < 0) { snd_printk(KERN_ERR "cannot prepare syncpipe for urb %d\n", i); goto __error; @@ -1121,12 +1139,12 @@ static int init_substream_urbs(struct snd_usb_substream *subs, unsigned int peri if (subs->fmt_type == USB_FORMAT_TYPE_II) u->packets++; /* for transfer delimiter */ u->urb = usb_alloc_urb(u->packets, GFP_KERNEL); - if (! u->urb) + if (!u->urb) goto out_of_memory; u->urb->transfer_buffer = usb_buffer_alloc(subs->dev, u->buffer_size, GFP_KERNEL, &u->urb->transfer_dma); - if (! u->urb->transfer_buffer) + if (!u->urb->transfer_buffer) goto out_of_memory; u->urb->pipe = subs->datapipe; u->urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP; @@ -1139,7 +1157,7 @@ static int init_substream_urbs(struct snd_usb_substream *subs, unsigned int peri /* allocate and initialize sync urbs */ subs->syncbuf = usb_buffer_alloc(subs->dev, SYNC_URBS * 4, GFP_KERNEL, &subs->sync_dma); - if (! subs->syncbuf) + if (!subs->syncbuf) goto out_of_memory; for (i = 0; i < SYNC_URBS; i++) { struct snd_urb_ctx *u = &subs->syncurb[i]; @@ -1147,7 +1165,7 @@ static int init_substream_urbs(struct snd_usb_substream *subs, unsigned int peri u->subs = subs; u->packets = 1; u->urb = usb_alloc_urb(1, GFP_KERNEL); - if (! u->urb) + if (!u->urb) goto out_of_memory; u->urb->transfer_buffer = subs->syncbuf + i * 4; u->urb->transfer_dma = subs->sync_dma + i * 4; @@ -1308,17 +1326,23 @@ static int set_format(struct snd_usb_substream *subs, struct audioformat *fmt) int err; iface = usb_ifnum_to_if(dev, fmt->iface); - snd_assert(iface, return -EINVAL); + if (WARN_ON(!iface)) + return -EINVAL; alts = &iface->altsetting[fmt->altset_idx]; altsd = get_iface_desc(alts); - snd_assert(altsd->bAlternateSetting == fmt->altsetting, return -EINVAL); + if (WARN_ON(altsd->bAlternateSetting != fmt->altsetting)) + return -EINVAL; if (fmt == subs->cur_audiofmt) return 0; /* close the old interface */ if (subs->interface >= 0 && subs->interface != fmt->iface) { - usb_set_interface(subs->dev, subs->interface, 0); + if (usb_set_interface(subs->dev, subs->interface, 0) < 0) { + snd_printk(KERN_ERR "%d:%d:%d: return to setting 0 failed\n", + dev->devnum, fmt->iface, fmt->altsetting); + return -EIO; + } subs->interface = -1; subs->format = 0; } @@ -1407,8 +1431,8 @@ static int set_format(struct snd_usb_substream *subs, struct audioformat *fmt) subs->cur_audiofmt = fmt; #if 0 - printk("setting done: format = %d, rate = %d, channels = %d\n", - fmt->format, fmt->rate, fmt->channels); + printk("setting done: format = %d, rate = %d..%d, channels = %d\n", + fmt->format, fmt->rate_min, fmt->rate_max, fmt->channels); printk(" datapipe = 0x%0x, syncpipe = 0x%0x\n", subs->datapipe, subs->syncpipe); #endif @@ -1443,7 +1467,7 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream, rate = params_rate(hw_params); channels = params_channels(hw_params); fmt = find_format(subs, format, rate, channels); - if (! fmt) { + if (!fmt) { snd_printd(KERN_DEBUG "cannot set format: format = 0x%x, rate = %d, channels = %d\n", format, rate, channels); return -EINVAL; @@ -1564,7 +1588,7 @@ static int hw_check_valid_format(struct snd_pcm_hw_params *params, struct audiof struct snd_mask *fmts = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); /* check the format */ - if (! snd_mask_test(fmts, fp->format)) { + if (!snd_mask_test(fmts, fp->format)) { hwc_debug(" > check: no supported format %d\n", fp->format); return 0; } @@ -1600,7 +1624,7 @@ static int hw_rule_rate(struct snd_pcm_hw_params *params, list_for_each(p, &subs->fmt_list) { struct audioformat *fp; fp = list_entry(p, struct audioformat, list); - if (! hw_check_valid_format(params, fp)) + if (!hw_check_valid_format(params, fp)) continue; if (changed++) { if (rmin > fp->rate_min) @@ -1613,7 +1637,7 @@ static int hw_rule_rate(struct snd_pcm_hw_params *params, } } - if (! changed) { + if (!changed) { hwc_debug(" --> get empty\n"); it->empty = 1; return -EINVAL; @@ -1654,7 +1678,7 @@ static int hw_rule_channels(struct snd_pcm_hw_params *params, list_for_each(p, &subs->fmt_list) { struct audioformat *fp; fp = list_entry(p, struct audioformat, list); - if (! hw_check_valid_format(params, fp)) + if (!hw_check_valid_format(params, fp)) continue; if (changed++) { if (rmin > fp->channels) @@ -1667,7 +1691,7 @@ static int hw_rule_channels(struct snd_pcm_hw_params *params, } } - if (! changed) { + if (!changed) { hwc_debug(" --> get empty\n"); it->empty = 1; return -EINVAL; @@ -1707,7 +1731,7 @@ static int hw_rule_format(struct snd_pcm_hw_params *params, list_for_each(p, &subs->fmt_list) { struct audioformat *fp; fp = list_entry(p, struct audioformat, list); - if (! hw_check_valid_format(params, fp)) + if (!hw_check_valid_format(params, fp)) continue; fbits |= (1ULL << fp->format); } @@ -1716,7 +1740,7 @@ static int hw_rule_format(struct snd_pcm_hw_params *params, oldbits[1] = fmt->bits[1]; fmt->bits[0] &= (u32)fbits; fmt->bits[1] &= (u32)(fbits >> 32); - if (! fmt->bits[0] && ! fmt->bits[1]) { + if (!fmt->bits[0] && !fmt->bits[1]) { hwc_debug(" --> get empty\n"); return -EINVAL; } @@ -1742,6 +1766,10 @@ static int check_hw_params_convention(struct snd_usb_substream *subs) channels = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL); rates = kcalloc(MAX_MASK, sizeof(u32), GFP_KERNEL); + if (!channels || !rates) { + err = -ENOMEM; + goto __out; + } list_for_each(p, &subs->fmt_list) { struct audioformat *f; @@ -1770,7 +1798,7 @@ static int check_hw_params_convention(struct snd_usb_substream *subs) channels[f->format] |= (1 << f->channels); rates[f->format] |= f->rates; /* needs knot? */ - if (f->needs_knot) + if (f->rates & SNDRV_PCM_RATE_KNOT) goto __out; } /* check whether channels and rates match for all formats */ @@ -1818,28 +1846,33 @@ static int check_hw_params_convention(struct snd_usb_substream *subs) static int snd_usb_pcm_check_knot(struct snd_pcm_runtime *runtime, struct snd_usb_substream *subs) { - struct list_head *p; - struct snd_pcm_hw_constraint_list constraints_rates; + struct audioformat *fp; + int count = 0, needs_knot = 0; int err; - list_for_each(p, &subs->fmt_list) { - struct audioformat *fp; - fp = list_entry(p, struct audioformat, list); - - if (!fp->needs_knot) - continue; - - constraints_rates.count = fp->nr_rates; - constraints_rates.list = fp->rate_table; - constraints_rates.mask = 0; - - err = snd_pcm_hw_constraint_list(runtime, 0, - SNDRV_PCM_HW_PARAM_RATE, - &constraints_rates); - - if (err < 0) - return err; + list_for_each_entry(fp, &subs->fmt_list, list) { + if (fp->rates & SNDRV_PCM_RATE_CONTINUOUS) + return 0; + count += fp->nr_rates; + if (fp->rates & SNDRV_PCM_RATE_KNOT) + needs_knot = 1; } + if (!needs_knot) + return 0; + + subs->rate_list.count = count; + subs->rate_list.list = kmalloc(sizeof(int) * count, GFP_KERNEL); + subs->rate_list.mask = 0; + count = 0; + list_for_each_entry(fp, &subs->fmt_list, list) { + int i; + for (i = 0; i < fp->nr_rates; i++) + subs->rate_list.list[count++] = fp->rate_table[i]; + } + err = snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &subs->rate_list); + if (err < 0) + return err; return 0; } @@ -1882,11 +1915,17 @@ static int setup_hw_info(struct snd_pcm_runtime *runtime, struct snd_usb_substre } /* set the period time minimum 1ms */ + /* FIXME: high-speed mode allows 125us minimum period, but many parts + * in the current code assume the 1ms period. + */ snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 1000 * MIN_PACKS_URB, /*(nrpacks * MAX_URBS) * 1000*/ UINT_MAX); - if (check_hw_params_convention(subs)) { + err = check_hw_params_convention(subs); + if (err < 0) + return err; + else if (err) { hwc_debug("setting extra hw constraints...\n"); if ((err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, hw_rule_rate, subs, @@ -2076,6 +2115,14 @@ static int usb_audio_probe(struct usb_interface *intf, const struct usb_device_id *id); static void usb_audio_disconnect(struct usb_interface *intf); +#ifdef CONFIG_PM +static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message); +static int usb_audio_resume(struct usb_interface *intf); +#else +#define usb_audio_suspend NULL +#define usb_audio_resume NULL +#endif + static struct usb_device_id usb_audio_ids [] = { #include "usbquirks.h" { .match_flags = (USB_DEVICE_ID_MATCH_INT_CLASS | USB_DEVICE_ID_MATCH_INT_SUBCLASS), @@ -2090,6 +2137,8 @@ static struct usb_driver usb_audio_driver = { .name = "snd-usb-audio", .probe = usb_audio_probe, .disconnect = usb_audio_disconnect, + .suspend = usb_audio_suspend, + .resume = usb_audio_resume, .id_table = usb_audio_ids, }; @@ -2182,7 +2231,7 @@ static void proc_pcm_format_add(struct snd_usb_stream *stream) struct snd_card *card = stream->chip->card; sprintf(name, "stream%d", stream->pcm_index); - if (! snd_card_proc_new(card, name, &entry)) + if (!snd_card_proc_new(card, name, &entry)) snd_info_set_text_ops(entry, stream, proc_pcm_format_read); } @@ -2208,10 +2257,18 @@ static void init_substream(struct snd_usb_stream *as, int stream, struct audiofo subs->stream = as; subs->direction = stream; subs->dev = as->chip->dev; - if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL) + if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL) { subs->ops = audio_urb_ops[stream]; - else + } else { subs->ops = audio_urb_ops_high_speed[stream]; + switch (as->chip->usb_id) { + case USB_ID(0x041e, 0x3f02): /* E-Mu 0202 USB */ + case USB_ID(0x041e, 0x3f04): /* E-Mu 0404 USB */ + case USB_ID(0x041e, 0x3f0a): /* E-Mu Tracker Pre */ + subs->ops.retire_sync = retire_playback_sync_urb_hs_emu; + break; + } + } snd_pcm_set_ops(as->pcm, stream, stream == SNDRV_PCM_STREAM_PLAYBACK ? &snd_usb_playback_ops : &snd_usb_capture_ops); @@ -2231,13 +2288,14 @@ static void free_substream(struct snd_usb_substream *subs) { struct list_head *p, *n; - if (! subs->num_formats) + if (!subs->num_formats) return; /* not initialized */ list_for_each_safe(p, n, &subs->fmt_list) { struct audioformat *fp = list_entry(p, struct audioformat, list); kfree(fp->rate_table); kfree(fp); } + kfree(subs->rate_list.list); } @@ -2280,7 +2338,7 @@ static int add_audio_endpoint(struct snd_usb_audio *chip, int stream, struct aud if (as->fmt_type != fp->fmt_type) continue; subs = &as->substream[stream]; - if (! subs->endpoint) + if (!subs->endpoint) continue; if (subs->endpoint == fp->endpoint) { list_add_tail(&fp->list, &subs->fmt_list); @@ -2306,7 +2364,7 @@ static int add_audio_endpoint(struct snd_usb_audio *chip, int stream, struct aud /* create a new pcm */ as = kzalloc(sizeof(*as), GFP_KERNEL); - if (! as) + if (!as) return -ENOMEM; as->pcm_index = chip->pcm_devs; as->chip = chip; @@ -2350,7 +2408,9 @@ static int is_big_endian_format(struct snd_usb_audio *chip, struct audioformat * return 1; break; case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ - return 1; + if (device_setup[chip->index] == 0x00 || + fp->altsetting==1 || fp->altsetting==2 || fp->altsetting==3) + return 1; } return 0; } @@ -2413,11 +2473,12 @@ static int parse_audio_format_i_type(struct snd_usb_audio *chip, struct audiofor } break; case USB_AUDIO_FORMAT_PCM8: - /* Dallas DS4201 workaround */ + pcm_format = SNDRV_PCM_FORMAT_U8; + + /* Dallas DS4201 workaround: it advertises U8 format, but really + supports S8. */ if (chip->usb_id == USB_ID(0x04fa, 0x4201)) pcm_format = SNDRV_PCM_FORMAT_S8; - else - pcm_format = SNDRV_PCM_FORMAT_U8; break; case USB_AUDIO_FORMAT_IEEE_FLOAT: pcm_format = SNDRV_PCM_FORMAT_FLOAT_LE; @@ -2451,7 +2512,7 @@ static int parse_audio_format_rates(struct snd_usb_audio *chip, struct audioform unsigned char *fmt, int offset) { int nr_rates = fmt[offset]; - int found; + if (fmt[0] < offset + 1 + 3 * (nr_rates ? nr_rates : 2)) { snd_printk(KERN_ERR "%d:%u:%d : invalid FORMAT_TYPE desc\n", chip->dev->devnum, fp->iface, fp->altsetting); @@ -2462,46 +2523,38 @@ static int parse_audio_format_rates(struct snd_usb_audio *chip, struct audioform /* * build the rate table and bitmap flags */ - int r, idx, c; - /* this table corresponds to the SNDRV_PCM_RATE_XXX bit */ - static unsigned int conv_rates[] = { - 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, - 64000, 88200, 96000, 176400, 192000 - }; + int r, idx; + fp->rate_table = kmalloc(sizeof(int) * nr_rates, GFP_KERNEL); if (fp->rate_table == NULL) { snd_printk(KERN_ERR "cannot malloc\n"); return -1; } - fp->needs_knot = 0; - fp->nr_rates = nr_rates; - fp->rate_min = fp->rate_max = combine_triple(&fmt[8]); + fp->nr_rates = 0; + fp->rate_min = fp->rate_max = 0; for (r = 0, idx = offset + 1; r < nr_rates; r++, idx += 3) { unsigned int rate = combine_triple(&fmt[idx]); + if (!rate) + continue; /* C-Media CM6501 mislabels its 96 kHz altsetting */ if (rate == 48000 && nr_rates == 1 && - chip->usb_id == USB_ID(0x0d8c, 0x0201) && + (chip->usb_id == USB_ID(0x0d8c, 0x0201) || + chip->usb_id == USB_ID(0x0d8c, 0x0102)) && fp->altsetting == 5 && fp->maxpacksize == 392) rate = 96000; - fp->rate_table[r] = rate; - if (rate < fp->rate_min) + fp->rate_table[fp->nr_rates] = rate; + if (!fp->rate_min || rate < fp->rate_min) fp->rate_min = rate; - else if (rate > fp->rate_max) + if (!fp->rate_max || rate > fp->rate_max) fp->rate_max = rate; - found = 0; - for (c = 0; c < (int)ARRAY_SIZE(conv_rates); c++) { - if (rate == conv_rates[c]) { - found = 1; - fp->rates |= (1 << c); - break; - } - } - if (!found) - fp->needs_knot = 1; + fp->rates |= snd_pcm_rate_to_rate_bit(rate); + fp->nr_rates++; + } + if (!fp->nr_rates) { + hwc_debug("All rates were zero. Skipping format!\n"); + return -1; } - if (fp->needs_knot) - fp->rates |= SNDRV_PCM_RATE_KNOT; } else { /* continuous rates */ fp->rates = SNDRV_PCM_RATE_CONTINUOUS; @@ -2524,7 +2577,18 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, struct audioformat * * but we give normal PCM format to get the existing * apps working... */ - pcm_format = SNDRV_PCM_FORMAT_S16_LE; + switch (chip->usb_id) { + + case USB_ID(0x0763, 0x2003): /* M-Audio Audiophile USB */ + if (device_setup[chip->index] == 0x00 && + fp->altsetting == 6) + pcm_format = SNDRV_PCM_FORMAT_S16_BE; + else + pcm_format = SNDRV_PCM_FORMAT_S16_LE; + break; + default: + pcm_format = SNDRV_PCM_FORMAT_S16_LE; + } } else { pcm_format = parse_audio_format_i_type(chip, fp, format, fmt); if (pcm_format < 0) @@ -2620,12 +2684,23 @@ static int parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no) int format; struct audioformat *fp; unsigned char *fmt, *csep; + int num; dev = chip->dev; /* parse the interface's altsettings */ iface = usb_ifnum_to_if(dev, iface_no); - for (i = 0; i < iface->num_altsetting; i++) { + + num = iface->num_altsetting; + + /* + * Dallas DS4201 workaround: It presents 5 altsettings, but the last + * one misses syncpipe, and does not produce any sound. + */ + if (chip->usb_id == USB_ID(0x04fa, 0x4201)) + num = 4; + + for (i = 0; i < num; i++) { alts = &iface->altsetting[i]; altsd = get_iface_desc(alts); /* skip invalid one */ @@ -2838,6 +2913,10 @@ static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif) /* skip non-supported classes */ continue; } + if (snd_usb_get_speed(dev) == USB_SPEED_LOW) { + snd_printk(KERN_ERR "low speed audio streaming not supported\n"); + continue; + } if (! parse_audio_endpoints(chip, j)) { usb_set_interface(dev, j, 0); /* reset the current interface */ usb_driver_claim_interface(&usb_audio_driver, iface, (void *)-1L); @@ -2857,7 +2936,7 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip, struct audioformat *fp; struct usb_host_interface *alts; int stream, err; - int *rate_table = NULL; + unsigned *rate_table = NULL; fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL); if (! fp) { @@ -2889,6 +2968,7 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip, return -EINVAL; } alts = &iface->altsetting[fp->altset_idx]; + fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); usb_set_interface(chip->dev, fp->iface, 0); init_usb_pitch(chip->dev, fp->iface, alts, fp); init_usb_sample_rate(chip->dev, fp->iface, alts, fp, fp->rate_max); @@ -2920,12 +3000,12 @@ static int create_standard_audio_quirk(struct snd_usb_audio *chip, } /* - * Create a stream for an Edirol UA-700/UA-25 interface. The only way - * to detect the sample rate is by looking at wMaxPacketSize. + * Create a stream for an Edirol UA-700/UA-25/UA-4FX interface. + * The only way to detect the sample rate is by looking at wMaxPacketSize. */ -static int create_ua700_ua25_quirk(struct snd_usb_audio *chip, - struct usb_interface *iface, - const struct snd_usb_audio_quirk *quirk) +static int create_uaxx_quirk(struct snd_usb_audio *chip, + struct usb_interface *iface, + const struct snd_usb_audio_quirk *quirk) { static const struct audioformat ua_format = { .format = SNDRV_PCM_FORMAT_S24_3LE, @@ -2940,8 +3020,8 @@ static int create_ua700_ua25_quirk(struct snd_usb_audio *chip, struct audioformat *fp; int stream, err; - /* both PCM and MIDI interfaces have 2 altsettings */ - if (iface->num_altsetting != 2) + /* both PCM and MIDI interfaces have 2 or more altsettings */ + if (iface->num_altsetting < 2) return -ENXIO; alts = &iface->altsetting[1]; altsd = get_iface_desc(alts); @@ -2955,20 +3035,20 @@ static int create_ua700_ua25_quirk(struct snd_usb_audio *chip, .type = QUIRK_MIDI_FIXED_ENDPOINT, .data = &ua700_ep }; - static const struct snd_usb_midi_endpoint_info ua25_ep = { + static const struct snd_usb_midi_endpoint_info uaxx_ep = { .out_cables = 0x0001, .in_cables = 0x0001 }; - static const struct snd_usb_audio_quirk ua25_quirk = { + static const struct snd_usb_audio_quirk uaxx_quirk = { .type = QUIRK_MIDI_FIXED_ENDPOINT, - .data = &ua25_ep + .data = &uaxx_ep }; if (chip->usb_id == USB_ID(0x0582, 0x002b)) return snd_usb_create_midi_interface(chip, iface, &ua700_quirk); else return snd_usb_create_midi_interface(chip, iface, - &ua25_quirk); + &uaxx_quirk); } if (altsd->bNumEndpoints != 1) @@ -3064,6 +3144,58 @@ static int create_ua1000_quirk(struct snd_usb_audio *chip, return 0; } +/* + * Create a stream for an Edirol UA-101 interface. + * Copy, paste and modify from Edirol UA-1000 + */ +static int create_ua101_quirk(struct snd_usb_audio *chip, + struct usb_interface *iface, + const struct snd_usb_audio_quirk *quirk) +{ + static const struct audioformat ua101_format = { + .format = SNDRV_PCM_FORMAT_S32_LE, + .fmt_type = USB_FORMAT_TYPE_I, + .altsetting = 1, + .altset_idx = 1, + .attributes = 0, + .rates = SNDRV_PCM_RATE_CONTINUOUS, + }; + struct usb_host_interface *alts; + struct usb_interface_descriptor *altsd; + struct audioformat *fp; + int stream, err; + + if (iface->num_altsetting != 2) + return -ENXIO; + alts = &iface->altsetting[1]; + altsd = get_iface_desc(alts); + if (alts->extralen != 18 || alts->extra[1] != USB_DT_CS_INTERFACE || + altsd->bNumEndpoints != 1) + return -ENXIO; + + fp = kmemdup(&ua101_format, sizeof(*fp), GFP_KERNEL); + if (!fp) + return -ENOMEM; + + fp->channels = alts->extra[11]; + fp->iface = altsd->bInterfaceNumber; + fp->endpoint = get_endpoint(alts, 0)->bEndpointAddress; + fp->ep_attr = get_endpoint(alts, 0)->bmAttributes; + fp->maxpacksize = le16_to_cpu(get_endpoint(alts, 0)->wMaxPacketSize); + fp->rate_max = fp->rate_min = combine_triple(&alts->extra[15]); + + stream = (fp->endpoint & USB_DIR_IN) + ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; + err = add_audio_endpoint(chip, stream, fp); + if (err < 0) { + kfree(fp); + return err; + } + /* FIXME: playback must be synchronized to capture */ + usb_set_interface(chip->dev, fp->iface, 0); + return 0; +} + static int snd_usb_create_quirk(struct snd_usb_audio *chip, struct usb_interface *iface, const struct snd_usb_audio_quirk *quirk); @@ -3193,6 +3325,11 @@ static int snd_usb_cm106_boot_quirk(struct usb_device *dev) static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip, int iface, int altno) { + /* Reset ALL ifaces to 0 altsetting. + * Call it for every possible altsetting of every interface. + */ + usb_set_interface(chip->dev, iface, 0); + if (device_setup[chip->index] & AUDIOPHILE_SET) { if ((device_setup[chip->index] & AUDIOPHILE_SET_DTS) && altno != 6) @@ -3243,8 +3380,9 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip, [QUIRK_MIDI_CME] = snd_usb_create_midi_interface, [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_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, + [QUIRK_AUDIO_EDIROL_UA101] = create_ua101_quirk, + [QUIRK_AUDIO_EDIROL_UAXX] = create_uaxx_quirk }; if (quirk->type < QUIRK_TYPE_COUNT) { @@ -3262,14 +3400,14 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip, static void proc_audio_usbbus_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct snd_usb_audio *chip = entry->private_data; - if (! chip->shutdown) + if (!chip->shutdown) snd_iprintf(buffer, "%03d/%03d\n", chip->dev->bus->busnum, chip->dev->devnum); } static void proc_audio_usbid_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct snd_usb_audio *chip = entry->private_data; - if (! chip->shutdown) + if (!chip->shutdown) snd_iprintf(buffer, "%04x:%04x\n", USB_ID_VENDOR(chip->usb_id), USB_ID_PRODUCT(chip->usb_id)); @@ -3278,9 +3416,9 @@ static void proc_audio_usbid_read(struct snd_info_entry *entry, struct snd_info_ static void snd_usb_audio_create_proc(struct snd_usb_audio *chip) { struct snd_info_entry *entry; - if (! snd_card_proc_new(chip->card, "usbbus", &entry)) + if (!snd_card_proc_new(chip->card, "usbbus", &entry)) snd_info_set_text_ops(entry, chip, proc_audio_usbbus_read); - if (! snd_card_proc_new(chip->card, "usbid", &entry)) + if (!snd_card_proc_new(chip->card, "usbid", &entry)) snd_info_set_text_ops(entry, chip, proc_audio_usbid_read); } @@ -3293,7 +3431,6 @@ static void snd_usb_audio_create_proc(struct snd_usb_audio *chip) static int snd_usb_audio_free(struct snd_usb_audio *chip) { - usb_chip[chip->index] = NULL; kfree(chip); return 0; } @@ -3322,7 +3459,8 @@ static int snd_usb_audio_create(struct usb_device *dev, int idx, *rchip = NULL; - if (snd_usb_get_speed(dev) != USB_SPEED_FULL && + if (snd_usb_get_speed(dev) != USB_SPEED_LOW && + snd_usb_get_speed(dev) != USB_SPEED_FULL && snd_usb_get_speed(dev) != USB_SPEED_HIGH) { snd_printk(KERN_ERR "unknown device speed %d\n", snd_usb_get_speed(dev)); return -ENXIO; @@ -3396,7 +3534,9 @@ static int snd_usb_audio_create(struct usb_device *dev, int idx, usb_make_path(dev, card->longname + len, sizeof(card->longname) - len); strlcat(card->longname, - snd_usb_get_speed(dev) == USB_SPEED_FULL ? ", full speed" : ", high speed", + snd_usb_get_speed(dev) == USB_SPEED_LOW ? ", low speed" : + snd_usb_get_speed(dev) == USB_SPEED_FULL ? ", full speed" : + ", high speed", sizeof(card->longname)); snd_usb_audio_create_proc(chip); @@ -3484,8 +3624,8 @@ static void *snd_usb_audio_probe(struct usb_device *dev, snd_card_set_dev(chip->card, &intf->dev); break; } - if (! chip) { - snd_printk(KERN_ERR "no available usb audio device\n"); + if (!chip) { + printk(KERN_ERR "no available usb audio device\n"); goto __error; } } @@ -3500,7 +3640,7 @@ static void *snd_usb_audio_probe(struct usb_device *dev, if (err > 0) { /* create normal USB audio interfaces */ if (snd_usb_create_streams(chip, ifnum) < 0 || - snd_usb_create_mixer(chip, ifnum) < 0) { + snd_usb_create_mixer(chip, ifnum, ignore_ctl_error) < 0) { goto __error; } } @@ -3555,6 +3695,7 @@ static void snd_usb_audio_disconnect(struct usb_device *dev, void *ptr) list_for_each(p, &chip->mixer_list) { snd_usb_mixer_disconnect(p); } + usb_chip[chip->index] = NULL; mutex_unlock(®ister_mutex); snd_card_free_when_closed(card); } else { @@ -3571,7 +3712,7 @@ static int usb_audio_probe(struct usb_interface *intf, void *chip; chip = snd_usb_audio_probe(interface_to_usbdev(intf), intf, id); if (chip) { - dev_set_drvdata(&intf->dev, chip); + usb_set_intfdata(intf, chip); return 0; } else return -EIO; @@ -3580,9 +3721,48 @@ static int usb_audio_probe(struct usb_interface *intf, static void usb_audio_disconnect(struct usb_interface *intf) { snd_usb_audio_disconnect(interface_to_usbdev(intf), - dev_get_drvdata(&intf->dev)); + usb_get_intfdata(intf)); } +#ifdef CONFIG_PM +static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct snd_usb_audio *chip = usb_get_intfdata(intf); + struct list_head *p; + struct snd_usb_stream *as; + + if (chip == (void *)-1L) + return 0; + + snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot); + if (!chip->num_suspended_intf++) { + list_for_each(p, &chip->pcm_list) { + as = list_entry(p, struct snd_usb_stream, list); + snd_pcm_suspend_all(as->pcm); + } + } + + return 0; +} + +static int usb_audio_resume(struct usb_interface *intf) +{ + struct snd_usb_audio *chip = usb_get_intfdata(intf); + + if (chip == (void *)-1L) + return 0; + if (--chip->num_suspended_intf) + return 0; + /* + * ALSA leaves material resumption to user space + * we just notify + */ + + snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0); + + return 0; +} +#endif /* CONFIG_PM */ static int __init snd_usb_audio_init(void) {