From d82af9f9aab69e82b86450272588c861364f8879 Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Mon, 16 Nov 2009 12:23:46 +0100 Subject: [PATCH] sound: usb: make the USB MIDI module more independent Remove the dependecy from the USB MIDI code on the snd_usb_audio structure. This allows using the USB MIDI module from another driver without having to pretend to be the generic USB audio driver. Signed-off-by: Clemens Ladisch Signed-off-by: Takashi Iwai --- sound/usb/usbaudio.c | 38 +++++++++------- sound/usb/usbaudio.h | 7 +-- sound/usb/usbmidi.c | 96 ++++++++++++++++++++++------------------- sound/usb/usx2y/us122l.c | 22 +++++----- sound/usb/usx2y/us122l.h | 1 + sound/usb/usx2y/usX2Yhwdep.c | 2 +- sound/usb/usx2y/usbusx2y.c | 4 +- sound/usb/usx2y/usbusx2y.h | 1 + sound/usb/usx2y/usbusx2yaudio.c | 4 +- 9 files changed, 96 insertions(+), 79 deletions(-) diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c index 8db0374..b074a59 100644 --- a/sound/usb/usbaudio.c +++ b/sound/usb/usbaudio.c @@ -2893,7 +2893,9 @@ static int snd_usb_create_streams(struct snd_usb_audio *chip, int ctrlif) if ((altsd->bInterfaceClass == USB_CLASS_AUDIO || altsd->bInterfaceClass == USB_CLASS_VENDOR_SPEC) && altsd->bInterfaceSubClass == USB_SUBCLASS_MIDI_STREAMING) { - if (snd_usb_create_midi_interface(chip, iface, NULL) < 0) { + int err = snd_usbmidi_create(chip->card, iface, + &chip->midi_list, NULL); + if (err < 0) { snd_printk(KERN_ERR "%d:%u:%d: cannot create sequencer device\n", dev->devnum, ctrlif, j); continue; } @@ -3038,12 +3040,11 @@ static int create_uaxx_quirk(struct snd_usb_audio *chip, .type = QUIRK_MIDI_FIXED_ENDPOINT, .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, - &uaxx_quirk); + const struct snd_usb_audio_quirk *quirk = + chip->usb_id == USB_ID(0x0582, 0x002b) + ? &ua700_quirk : &uaxx_quirk; + return snd_usbmidi_create(chip->card, iface, + &chip->midi_list, quirk); } if (altsd->bNumEndpoints != 1) @@ -3370,6 +3371,13 @@ static int audiophile_skip_setting_quirk(struct snd_usb_audio *chip, return 0; /* keep this altsetting */ } +static int create_any_midi_quirk(struct snd_usb_audio *chip, + struct usb_interface *intf, + const struct snd_usb_audio_quirk *quirk) +{ + return snd_usbmidi_create(chip->card, intf, &chip->midi_list, quirk); +} + /* * audio-interface quirks * @@ -3387,14 +3395,14 @@ static int snd_usb_create_quirk(struct snd_usb_audio *chip, 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_FASTLANE] = snd_usb_create_midi_interface, - [QUIRK_MIDI_EMAGIC] = snd_usb_create_midi_interface, - [QUIRK_MIDI_CME] = snd_usb_create_midi_interface, + [QUIRK_MIDI_STANDARD_INTERFACE] = create_any_midi_quirk, + [QUIRK_MIDI_FIXED_ENDPOINT] = create_any_midi_quirk, + [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk, + [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk, + [QUIRK_MIDI_NOVATION] = create_any_midi_quirk, + [QUIRK_MIDI_FASTLANE] = create_any_midi_quirk, + [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk, + [QUIRK_MIDI_CME] = create_any_midi_quirk, [QUIRK_AUDIO_STANDARD_INTERFACE] = create_standard_audio_quirk, [QUIRK_AUDIO_FIXED_ENDPOINT] = create_fixed_stream_quirk, [QUIRK_AUDIO_EDIROL_UA1000] = create_ua1000_quirk, diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index e9a3a9d..40ba811 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -132,7 +132,6 @@ struct snd_usb_audio { int pcm_devs; struct list_head midi_list; /* list of midi interfaces */ - int next_midi_device; struct list_head mixer_list; /* list of mixer interfaces */ }; @@ -227,8 +226,10 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif, int ignore_error); void snd_usb_mixer_disconnect(struct list_head *p); -int snd_usb_create_midi_interface(struct snd_usb_audio *chip, struct usb_interface *iface, - const struct snd_usb_audio_quirk *quirk); +int snd_usbmidi_create(struct snd_card *card, + struct usb_interface *iface, + struct list_head *midi_list, + const struct snd_usb_audio_quirk *quirk); void snd_usbmidi_input_stop(struct list_head* p); void snd_usbmidi_input_start(struct list_head* p); void snd_usbmidi_disconnect(struct list_head *p); diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c index 80b2845..6e89b83 100644 --- a/sound/usb/usbmidi.c +++ b/sound/usb/usbmidi.c @@ -102,7 +102,8 @@ struct usb_protocol_ops { }; struct snd_usb_midi { - struct snd_usb_audio *chip; + struct usb_device *dev; + struct snd_card *card; struct usb_interface *iface; const struct snd_usb_audio_quirk *quirk; struct snd_rawmidi *rmidi; @@ -111,6 +112,8 @@ struct snd_usb_midi { struct timer_list error_timer; spinlock_t disc_lock; struct mutex mutex; + u32 usb_id; + int next_midi_device; struct snd_usb_midi_endpoint { struct snd_usb_midi_out_endpoint *out; @@ -260,7 +263,7 @@ static void snd_usbmidi_in_urb_complete(struct urb* urb) } } - urb->dev = ep->umidi->chip->dev; + urb->dev = ep->umidi->dev; snd_usbmidi_submit_urb(urb, GFP_ATOMIC); } @@ -301,7 +304,7 @@ static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint* ep) unsigned long flags; spin_lock_irqsave(&ep->buffer_lock, flags); - if (ep->umidi->chip->shutdown) { + if (ep->umidi->disconnected) { spin_unlock_irqrestore(&ep->buffer_lock, flags); return; } @@ -317,7 +320,7 @@ static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint* ep) dump_urb("sending", urb->transfer_buffer, urb->transfer_buffer_length); - urb->dev = ep->umidi->chip->dev; + urb->dev = ep->umidi->dev; if (snd_usbmidi_submit_urb(urb, GFP_ATOMIC) < 0) break; ep->active_urbs |= 1 << urb_index; @@ -354,7 +357,7 @@ static void snd_usbmidi_error_timer(unsigned long data) if (in && in->error_resubmit) { in->error_resubmit = 0; for (j = 0; j < INPUT_URBS; ++j) { - in->urbs[j]->dev = umidi->chip->dev; + in->urbs[j]->dev = umidi->dev; snd_usbmidi_submit_urb(in->urbs[j], GFP_ATOMIC); } } @@ -374,7 +377,7 @@ static int send_bulk_static_data(struct snd_usb_midi_out_endpoint* ep, return -ENOMEM; dump_urb("sending", buf, len); if (ep->urbs[0].urb) - err = usb_bulk_msg(ep->umidi->chip->dev, ep->urbs[0].urb->pipe, + err = usb_bulk_msg(ep->umidi->dev, ep->urbs[0].urb->pipe, buf, len, NULL, 250); kfree(buf); return err; @@ -729,8 +732,7 @@ static void snd_usbmidi_us122l_output(struct snd_usb_midi_out_endpoint *ep, if (!ep->ports[0].active) return; - count = snd_usb_get_speed(ep->umidi->chip->dev) == USB_SPEED_HIGH - ? 1 : 2; + count = snd_usb_get_speed(ep->umidi->dev) == USB_SPEED_HIGH ? 1 : 2; count = snd_rawmidi_transmit(ep->ports[0].substream, urb->transfer_buffer, count); @@ -898,7 +900,7 @@ static void update_roland_altsetting(struct snd_usb_midi* umidi) hostif = &intf->altsetting[umidi->roland_load_ctl->private_value]; intfd = get_iface_desc(hostif); snd_usbmidi_input_stop(&umidi->list); - usb_set_interface(umidi->chip->dev, intfd->bInterfaceNumber, + usb_set_interface(umidi->dev, intfd->bInterfaceNumber, intfd->bAlternateSetting); snd_usbmidi_input_start(&umidi->list); } @@ -913,7 +915,7 @@ static void substream_open(struct snd_rawmidi_substream *substream, int open) if (umidi->opened++ == 0 && umidi->roland_load_ctl) { ctl = umidi->roland_load_ctl; ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; - snd_ctl_notify(umidi->chip->card, + snd_ctl_notify(umidi->card, SNDRV_CTL_EVENT_MASK_INFO, &ctl->id); update_roland_altsetting(umidi); } @@ -921,7 +923,7 @@ static void substream_open(struct snd_rawmidi_substream *substream, int open) if (--umidi->opened == 0 && umidi->roland_load_ctl) { ctl = umidi->roland_load_ctl; ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; - snd_ctl_notify(umidi->chip->card, + snd_ctl_notify(umidi->card, SNDRV_CTL_EVENT_MASK_INFO, &ctl->id); } } @@ -963,7 +965,7 @@ static void snd_usbmidi_output_trigger(struct snd_rawmidi_substream *substream, port->active = up; if (up) { - if (port->ep->umidi->chip->shutdown) { + if (port->ep->umidi->disconnected) { /* gobble up remaining bytes to prevent wait in * snd_rawmidi_drain_output */ while (!snd_rawmidi_transmit_empty(substream)) @@ -1041,7 +1043,7 @@ static struct snd_rawmidi_ops snd_usbmidi_input_ops = { static void free_urb_and_buffer(struct snd_usb_midi *umidi, struct urb *urb, unsigned int buffer_length) { - usb_buffer_free(umidi->chip->dev, buffer_length, + usb_buffer_free(umidi->dev, buffer_length, urb->transfer_buffer, urb->transfer_dma); usb_free_urb(urb); } @@ -1088,24 +1090,24 @@ static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi* umidi, } } if (ep_info->in_interval) - pipe = usb_rcvintpipe(umidi->chip->dev, ep_info->in_ep); + pipe = usb_rcvintpipe(umidi->dev, ep_info->in_ep); else - pipe = usb_rcvbulkpipe(umidi->chip->dev, ep_info->in_ep); - length = usb_maxpacket(umidi->chip->dev, pipe, 0); + pipe = usb_rcvbulkpipe(umidi->dev, ep_info->in_ep); + length = usb_maxpacket(umidi->dev, pipe, 0); for (i = 0; i < INPUT_URBS; ++i) { - buffer = usb_buffer_alloc(umidi->chip->dev, length, GFP_KERNEL, + buffer = usb_buffer_alloc(umidi->dev, length, GFP_KERNEL, &ep->urbs[i]->transfer_dma); if (!buffer) { snd_usbmidi_in_endpoint_delete(ep); return -ENOMEM; } if (ep_info->in_interval) - usb_fill_int_urb(ep->urbs[i], umidi->chip->dev, + usb_fill_int_urb(ep->urbs[i], umidi->dev, pipe, buffer, length, snd_usbmidi_in_urb_complete, ep, ep_info->in_interval); else - usb_fill_bulk_urb(ep->urbs[i], umidi->chip->dev, + usb_fill_bulk_urb(ep->urbs[i], umidi->dev, pipe, buffer, length, snd_usbmidi_in_urb_complete, ep); ep->urbs[i]->transfer_flags = URB_NO_TRANSFER_DMA_MAP; @@ -1157,15 +1159,15 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi, ep->urbs[i].ep = ep; } if (ep_info->out_interval) - pipe = usb_sndintpipe(umidi->chip->dev, ep_info->out_ep); + pipe = usb_sndintpipe(umidi->dev, ep_info->out_ep); else - pipe = usb_sndbulkpipe(umidi->chip->dev, ep_info->out_ep); - if (umidi->chip->usb_id == USB_ID(0x0a92, 0x1020)) /* ESI M4U */ + pipe = usb_sndbulkpipe(umidi->dev, ep_info->out_ep); + if (umidi->usb_id == USB_ID(0x0a92, 0x1020)) /* ESI M4U */ ep->max_transfer = 4; else - ep->max_transfer = usb_maxpacket(umidi->chip->dev, pipe, 1); + ep->max_transfer = usb_maxpacket(umidi->dev, pipe, 1); for (i = 0; i < OUTPUT_URBS; ++i) { - buffer = usb_buffer_alloc(umidi->chip->dev, + buffer = usb_buffer_alloc(umidi->dev, ep->max_transfer, GFP_KERNEL, &ep->urbs[i].urb->transfer_dma); if (!buffer) { @@ -1173,12 +1175,12 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi, return -ENOMEM; } if (ep_info->out_interval) - usb_fill_int_urb(ep->urbs[i].urb, umidi->chip->dev, + usb_fill_int_urb(ep->urbs[i].urb, umidi->dev, pipe, buffer, ep->max_transfer, snd_usbmidi_out_urb_complete, &ep->urbs[i], ep_info->out_interval); else - usb_fill_bulk_urb(ep->urbs[i].urb, umidi->chip->dev, + usb_fill_bulk_urb(ep->urbs[i].urb, umidi->dev, pipe, buffer, ep->max_transfer, snd_usbmidi_out_urb_complete, &ep->urbs[i]); @@ -1412,7 +1414,7 @@ static struct port_info *find_port_info(struct snd_usb_midi* umidi, int number) int i; for (i = 0; i < ARRAY_SIZE(snd_usbmidi_port_info); ++i) { - if (snd_usbmidi_port_info[i].id == umidi->chip->usb_id && + if (snd_usbmidi_port_info[i].id == umidi->usb_id && snd_usbmidi_port_info[i].port == number) return &snd_usbmidi_port_info[i]; } @@ -1450,7 +1452,7 @@ static void snd_usbmidi_init_substream(struct snd_usb_midi* umidi, port_info = find_port_info(umidi, number); name_format = port_info ? port_info->name : "%s MIDI %d"; snprintf(substream->name, sizeof(substream->name), - name_format, umidi->chip->card->shortname, number + 1); + name_format, umidi->card->shortname, number + 1); *rsubstream = substream; } @@ -1548,7 +1550,7 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, endpoints[epidx].out_ep = usb_endpoint_num(ep); if (usb_endpoint_xfer_int(ep)) endpoints[epidx].out_interval = ep->bInterval; - else if (snd_usb_get_speed(umidi->chip->dev) == USB_SPEED_LOW) + else if (snd_usb_get_speed(umidi->dev) == USB_SPEED_LOW) /* * Low speed bulk transfers don't exist, so * force interrupt transfers for devices like @@ -1568,7 +1570,7 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, endpoints[epidx].in_ep = usb_endpoint_num(ep); if (usb_endpoint_xfer_int(ep)) endpoints[epidx].in_interval = ep->bInterval; - else if (snd_usb_get_speed(umidi->chip->dev) == USB_SPEED_LOW) + else if (snd_usb_get_speed(umidi->dev) == USB_SPEED_LOW) endpoints[epidx].in_interval = 1; endpoints[epidx].in_cables = (1 << ms_ep->bNumEmbMIDIJack) - 1; snd_printdd(KERN_INFO "EP %02X: %d jack(s)\n", @@ -1647,11 +1649,11 @@ static void snd_usbmidi_switch_roland_altsetting(struct snd_usb_midi* umidi) snd_printdd(KERN_INFO "switching to altsetting %d with int ep\n", intfd->bAlternateSetting); - usb_set_interface(umidi->chip->dev, intfd->bInterfaceNumber, + usb_set_interface(umidi->dev, intfd->bInterfaceNumber, intfd->bAlternateSetting); umidi->roland_load_ctl = snd_ctl_new1(&roland_load_ctl, umidi); - if (snd_ctl_add(umidi->chip->card, umidi->roland_load_ctl) < 0) + if (snd_ctl_add(umidi->card, umidi->roland_load_ctl) < 0) umidi->roland_load_ctl = NULL; } @@ -1668,7 +1670,7 @@ static int snd_usbmidi_detect_endpoints(struct snd_usb_midi* umidi, struct usb_endpoint_descriptor* epd; int i, out_eps = 0, in_eps = 0; - if (USB_ID_VENDOR(umidi->chip->usb_id) == 0x0582) + if (USB_ID_VENDOR(umidi->usb_id) == 0x0582) snd_usbmidi_switch_roland_altsetting(umidi); if (endpoint[0].out_ep || endpoint[0].in_ep) @@ -1855,12 +1857,12 @@ static int snd_usbmidi_create_rawmidi(struct snd_usb_midi* umidi, struct snd_rawmidi *rmidi; int err; - err = snd_rawmidi_new(umidi->chip->card, "USB MIDI", - umidi->chip->next_midi_device++, + err = snd_rawmidi_new(umidi->card, "USB MIDI", + umidi->next_midi_device++, out_ports, in_ports, &rmidi); if (err < 0) return err; - strcpy(rmidi->name, umidi->chip->card->shortname); + strcpy(rmidi->name, umidi->card->shortname); rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT | SNDRV_RAWMIDI_INFO_INPUT | SNDRV_RAWMIDI_INFO_DUPLEX; @@ -1899,7 +1901,7 @@ static void snd_usbmidi_input_start_ep(struct snd_usb_midi_in_endpoint* ep) return; for (i = 0; i < INPUT_URBS; ++i) { struct urb* urb = ep->urbs[i]; - urb->dev = ep->umidi->chip->dev; + urb->dev = ep->umidi->dev; snd_usbmidi_submit_urb(urb, GFP_KERNEL); } } @@ -1920,9 +1922,10 @@ void snd_usbmidi_input_start(struct list_head* p) /* * Creates and registers everything needed for a MIDI streaming interface. */ -int snd_usb_create_midi_interface(struct snd_usb_audio* chip, - struct usb_interface* iface, - const struct snd_usb_audio_quirk* quirk) +int snd_usbmidi_create(struct snd_card *card, + struct usb_interface* iface, + struct list_head *midi_list, + const struct snd_usb_audio_quirk* quirk) { struct snd_usb_midi* umidi; struct snd_usb_midi_endpoint_info endpoints[MIDI_MAX_ENDPOINTS]; @@ -1932,13 +1935,16 @@ int snd_usb_create_midi_interface(struct snd_usb_audio* chip, umidi = kzalloc(sizeof(*umidi), GFP_KERNEL); if (!umidi) return -ENOMEM; - umidi->chip = chip; + umidi->dev = interface_to_usbdev(iface); + umidi->card = card; umidi->iface = iface; umidi->quirk = quirk; umidi->usb_protocol_ops = &snd_usbmidi_standard_ops; init_timer(&umidi->error_timer); spin_lock_init(&umidi->disc_lock); mutex_init(&umidi->mutex); + umidi->usb_id = USB_ID(le16_to_cpu(umidi->dev->descriptor.idVendor), + le16_to_cpu(umidi->dev->descriptor.idProduct)); umidi->error_timer.function = snd_usbmidi_error_timer; umidi->error_timer.data = (unsigned long)umidi; @@ -1947,7 +1953,7 @@ int snd_usb_create_midi_interface(struct snd_usb_audio* chip, switch (quirk ? quirk->type : QUIRK_MIDI_STANDARD_INTERFACE) { case QUIRK_MIDI_STANDARD_INTERFACE: err = snd_usbmidi_get_ms_info(umidi, endpoints); - if (chip->usb_id == USB_ID(0x0763, 0x0150)) /* M-Audio Uno */ + if (umidi->usb_id == USB_ID(0x0763, 0x0150)) /* M-Audio Uno */ umidi->usb_protocol_ops = &snd_usbmidi_maudio_broken_running_status_ops; break; @@ -1983,7 +1989,7 @@ int snd_usb_create_midi_interface(struct snd_usb_audio* chip, * interface 0, so we have to make sure that the USB core looks * again at interface 0 by calling usb_set_interface() on it. */ - usb_set_interface(umidi->chip->dev, 0, 0); + usb_set_interface(umidi->dev, 0, 0); err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); break; case QUIRK_MIDI_EMAGIC: @@ -2029,14 +2035,14 @@ int snd_usb_create_midi_interface(struct snd_usb_audio* chip, return err; } - list_add(&umidi->list, &umidi->chip->midi_list); + list_add_tail(&umidi->list, midi_list); for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) snd_usbmidi_input_start_ep(umidi->endpoints[i].in); return 0; } -EXPORT_SYMBOL(snd_usb_create_midi_interface); +EXPORT_SYMBOL(snd_usbmidi_create); EXPORT_SYMBOL(snd_usbmidi_input_stop); EXPORT_SYMBOL(snd_usbmidi_input_start); EXPORT_SYMBOL(snd_usbmidi_disconnect); diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index 00cd54c..0ad061e 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -62,8 +62,8 @@ static int us122l_create_usbmidi(struct snd_card *card) struct usb_device *dev = US122L(card)->chip.dev; struct usb_interface *iface = usb_ifnum_to_if(dev, 1); - return snd_usb_create_midi_interface(&US122L(card)->chip, - iface, &quirk); + return snd_usbmidi_create(card, iface, + &US122L(card)->midi_list, &quirk); } static int us144_create_usbmidi(struct snd_card *card) @@ -84,8 +84,8 @@ static int us144_create_usbmidi(struct snd_card *card) struct usb_device *dev = US122L(card)->chip.dev; struct usb_interface *iface = usb_ifnum_to_if(dev, 0); - return snd_usb_create_midi_interface(&US122L(card)->chip, - iface, &quirk); + return snd_usbmidi_create(card, iface, + &US122L(card)->midi_list, &quirk); } /* @@ -297,7 +297,7 @@ static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw, static void us122l_stop(struct us122l *us122l) { struct list_head *p; - list_for_each(p, &us122l->chip.midi_list) + list_for_each(p, &us122l->midi_list) snd_usbmidi_input_stop(p); usb_stream_stop(&us122l->sk); @@ -363,7 +363,7 @@ static bool us122l_start(struct us122l *us122l, snd_printk(KERN_ERR "us122l_start error %i \n", err); goto out; } - list_for_each(p, &us122l->chip.midi_list) + list_for_each(p, &us122l->midi_list) snd_usbmidi_input_start(p); success = true; out: @@ -508,7 +508,7 @@ static bool us122l_create_card(struct snd_card *card) if (err < 0) { /* release the midi resources */ struct list_head *p; - list_for_each(p, &us122l->chip.midi_list) + list_for_each(p, &us122l->midi_list) snd_usbmidi_disconnect(p); us122l_stop(us122l); @@ -546,7 +546,7 @@ static int usx2y_create_card(struct usb_device *device, struct snd_card **cardp) US122L(card)->chip.card = card; mutex_init(&US122L(card)->mutex); init_waitqueue_head(&US122L(card)->sk.sleep); - INIT_LIST_HEAD(&US122L(card)->chip.midi_list); + INIT_LIST_HEAD(&US122L(card)->midi_list); strcpy(card->driver, "USB "NAME_ALLCAPS""); sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", @@ -638,7 +638,7 @@ static void snd_us122l_disconnect(struct usb_interface *intf) us122l->chip.shutdown = 1; /* release the midi resources */ - list_for_each(p, &us122l->chip.midi_list) { + list_for_each(p, &us122l->midi_list) { snd_usbmidi_disconnect(p); } @@ -667,7 +667,7 @@ static int snd_us122l_suspend(struct usb_interface *intf, pm_message_t message) if (!us122l) return 0; - list_for_each(p, &us122l->chip.midi_list) + list_for_each(p, &us122l->midi_list) snd_usbmidi_input_stop(p); mutex_lock(&us122l->mutex); @@ -720,7 +720,7 @@ static int snd_us122l_resume(struct usb_interface *intf) if (err) goto unlock; - list_for_each(p, &us122l->chip.midi_list) + list_for_each(p, &us122l->midi_list) snd_usbmidi_input_start(p); unlock: mutex_unlock(&us122l->mutex); diff --git a/sound/usb/usx2y/us122l.h b/sound/usb/usx2y/us122l.h index 3d10c4b..61ce5d7 100644 --- a/sound/usb/usx2y/us122l.h +++ b/sound/usb/usx2y/us122l.h @@ -12,6 +12,7 @@ struct us122l { unsigned second_periods_polled; struct file *master; struct file *slave; + struct list_head midi_list; atomic_t mmap_count; }; diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c index 52e04b2..f96ab86 100644 --- a/sound/usb/usx2y/usX2Yhwdep.c +++ b/sound/usb/usx2y/usX2Yhwdep.c @@ -171,7 +171,7 @@ static int usX2Y_create_usbmidi(struct snd_card *card) &quirk_2 : &quirk_1; snd_printdd("usX2Y_create_usbmidi \n"); - return snd_usb_create_midi_interface(&usX2Y(card)->chip, iface, quirk); + return snd_usbmidi_create(card, iface, &usX2Y(card)->midi_list, quirk); } static int usX2Y_create_alsa_devices(struct snd_card *card) diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index cb4bb83..1813370 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -354,7 +354,7 @@ static int usX2Y_create_card(struct usb_device *device, struct snd_card **cardp) usX2Y(card)->chip.card = card; init_waitqueue_head(&usX2Y(card)->prepare_wait_queue); mutex_init(&usX2Y(card)->prepare_mutex); - INIT_LIST_HEAD(&usX2Y(card)->chip.midi_list); + INIT_LIST_HEAD(&usX2Y(card)->midi_list); strcpy(card->driver, "USB "NAME_ALLCAPS""); sprintf(card->shortname, "TASCAM "NAME_ALLCAPS""); sprintf(card->longname, "%s (%x:%x if %d at %03d/%03d)", @@ -451,7 +451,7 @@ static void usX2Y_usb_disconnect(struct usb_device *device, void* ptr) usb_kill_urb(usX2Y->In04urb); snd_card_disconnect(card); /* release the midi resources */ - list_for_each(p, &usX2Y->chip.midi_list) { + list_for_each(p, &usX2Y->midi_list) { snd_usbmidi_disconnect(p); } if (usX2Y->us428ctls_sharedmem) diff --git a/sound/usb/usx2y/usbusx2y.h b/sound/usb/usx2y/usbusx2y.h index 456b5fd..231866e 100644 --- a/sound/usb/usx2y/usbusx2y.h +++ b/sound/usb/usx2y/usbusx2y.h @@ -42,6 +42,7 @@ struct usX2Ydev { struct snd_usX2Y_substream *subs[4]; struct snd_usX2Y_substream * volatile prepare_subs; wait_queue_head_t prepare_wait_queue; + struct list_head midi_list; }; diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 9efd27f..b8e2f46 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -740,7 +740,7 @@ static int usX2Y_format_set(struct usX2Ydev *usX2Y, snd_pcm_format_t format) alternate = 1; usX2Y->stride = 4; } - list_for_each(p, &usX2Y->chip.midi_list) { + list_for_each(p, &usX2Y->midi_list) { snd_usbmidi_input_stop(p); } usb_kill_urb(usX2Y->In04urb); @@ -750,7 +750,7 @@ static int usX2Y_format_set(struct usX2Ydev *usX2Y, snd_pcm_format_t format) } usX2Y->In04urb->dev = usX2Y->chip.dev; err = usb_submit_urb(usX2Y->In04urb, GFP_KERNEL); - list_for_each(p, &usX2Y->chip.midi_list) { + list_for_each(p, &usX2Y->midi_list) { snd_usbmidi_input_start(p); } usX2Y->format = format; -- 1.8.2.3