From a509574e5ea7b617268943526773ebf7e2d20a9b Mon Sep 17 00:00:00 2001 From: Adam Goode Date: Tue, 5 Aug 2014 12:44:51 -0400 Subject: [PATCH] ALSA: usb-audio: Whitespace cleanups for sound/usb/midi.* Signed-off-by: Adam Goode Signed-off-by: Takashi Iwai --- sound/usb/midi.c | 373 ++++++++++++++++++++++++++--------------------- sound/usb/midi.h | 4 +- 2 files changed, 211 insertions(+), 166 deletions(-) diff --git a/sound/usb/midi.c b/sound/usb/midi.c index 9a4e82cf4ef9..7b166c2be0f7 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -102,8 +102,8 @@ struct usb_protocol_ops { void (*input)(struct snd_usb_midi_in_endpoint*, uint8_t*, int); void (*output)(struct snd_usb_midi_out_endpoint *ep, struct urb *urb); void (*output_packet)(struct urb*, uint8_t, uint8_t, uint8_t, uint8_t); - void (*init_out_endpoint)(struct snd_usb_midi_out_endpoint*); - void (*finish_out_endpoint)(struct snd_usb_midi_out_endpoint*); + void (*init_out_endpoint)(struct snd_usb_midi_out_endpoint *); + void (*finish_out_endpoint)(struct snd_usb_midi_out_endpoint *); }; struct snd_usb_midi { @@ -112,7 +112,7 @@ struct snd_usb_midi { struct usb_interface *iface; const struct snd_usb_audio_quirk *quirk; struct snd_rawmidi *rmidi; - struct usb_protocol_ops* usb_protocol_ops; + struct usb_protocol_ops *usb_protocol_ops; struct list_head list; struct timer_list error_timer; spinlock_t disc_lock; @@ -134,7 +134,7 @@ struct snd_usb_midi { }; struct snd_usb_midi_out_endpoint { - struct snd_usb_midi* umidi; + struct snd_usb_midi *umidi; struct out_urb_context { struct urb *urb; struct snd_usb_midi_out_endpoint *ep; @@ -147,7 +147,7 @@ struct snd_usb_midi_out_endpoint { spinlock_t buffer_lock; struct usbmidi_out_port { - struct snd_usb_midi_out_endpoint* ep; + struct snd_usb_midi_out_endpoint *ep; struct snd_rawmidi_substream *substream; int active; uint8_t cable; /* cable number << 4 */ @@ -167,8 +167,8 @@ struct snd_usb_midi_out_endpoint { }; struct snd_usb_midi_in_endpoint { - struct snd_usb_midi* umidi; - struct urb* urbs[INPUT_URBS]; + struct snd_usb_midi *umidi; + struct urb *urbs[INPUT_URBS]; struct usbmidi_in_port { struct snd_rawmidi_substream *substream; u8 running_status_length; @@ -178,7 +178,7 @@ struct snd_usb_midi_in_endpoint { int current_port; }; -static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint* ep); +static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint *ep); static const uint8_t snd_usbmidi_cin_length[] = { 0, 0, 2, 3, 3, 1, 2, 3, 3, 3, 3, 3, 2, 2, 3, 1 @@ -187,7 +187,7 @@ static const uint8_t snd_usbmidi_cin_length[] = { /* * Submits the URB, with error handling. */ -static int snd_usbmidi_submit_urb(struct urb* urb, gfp_t flags) +static int snd_usbmidi_submit_urb(struct urb *urb, gfp_t flags) { int err = usb_submit_urb(urb, flags); if (err < 0 && err != -ENODEV) @@ -221,10 +221,10 @@ static int snd_usbmidi_urb_error(const struct urb *urb) /* * Receives a chunk of MIDI data. */ -static void snd_usbmidi_input_data(struct snd_usb_midi_in_endpoint* ep, int portidx, - uint8_t* data, int length) +static void snd_usbmidi_input_data(struct snd_usb_midi_in_endpoint *ep, + int portidx, uint8_t *data, int length) { - struct usbmidi_in_port* port = &ep->ports[portidx]; + struct usbmidi_in_port *port = &ep->ports[portidx]; if (!port->substream) { dev_dbg(&ep->umidi->dev->dev, "unexpected port %d!\n", portidx); @@ -250,9 +250,9 @@ static void dump_urb(const char *type, const u8 *data, int length) /* * Processes the data read from the device. */ -static void snd_usbmidi_in_urb_complete(struct urb* urb) +static void snd_usbmidi_in_urb_complete(struct urb *urb) { - struct snd_usb_midi_in_endpoint* ep = urb->context; + struct snd_usb_midi_in_endpoint *ep = urb->context; if (urb->status == 0) { dump_urb("received", urb->transfer_buffer, urb->actual_length); @@ -274,10 +274,10 @@ static void snd_usbmidi_in_urb_complete(struct urb* urb) snd_usbmidi_submit_urb(urb, GFP_ATOMIC); } -static void snd_usbmidi_out_urb_complete(struct urb* urb) +static void snd_usbmidi_out_urb_complete(struct urb *urb) { struct out_urb_context *context = urb->context; - struct snd_usb_midi_out_endpoint* ep = context->ep; + struct snd_usb_midi_out_endpoint *ep = context->ep; unsigned int urb_index; spin_lock(&ep->buffer_lock); @@ -304,10 +304,10 @@ static void snd_usbmidi_out_urb_complete(struct urb* urb) * This is called when some data should be transferred to the device * (from one or more substreams). */ -static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint* ep) +static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint *ep) { unsigned int urb_index; - struct urb* urb; + struct urb *urb; unsigned long flags; spin_lock_irqsave(&ep->buffer_lock, flags); @@ -343,7 +343,8 @@ static void snd_usbmidi_do_output(struct snd_usb_midi_out_endpoint* ep) static void snd_usbmidi_out_tasklet(unsigned long data) { - struct snd_usb_midi_out_endpoint* ep = (struct snd_usb_midi_out_endpoint *) data; + struct snd_usb_midi_out_endpoint *ep = + (struct snd_usb_midi_out_endpoint *) data; snd_usbmidi_do_output(ep); } @@ -375,7 +376,7 @@ static void snd_usbmidi_error_timer(unsigned long data) } /* helper function to send static data that may not DMA-able */ -static int send_bulk_static_data(struct snd_usb_midi_out_endpoint* ep, +static int send_bulk_static_data(struct snd_usb_midi_out_endpoint *ep, const void *data, int len) { int err = 0; @@ -396,8 +397,8 @@ static int send_bulk_static_data(struct snd_usb_midi_out_endpoint* ep, * fourth byte in each packet, and uses length instead of CIN. */ -static void snd_usbmidi_standard_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_standard_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { int i; @@ -405,12 +406,13 @@ static void snd_usbmidi_standard_input(struct snd_usb_midi_in_endpoint* ep, if (buffer[i] != 0) { int cable = buffer[i] >> 4; int length = snd_usbmidi_cin_length[buffer[i] & 0x0f]; - snd_usbmidi_input_data(ep, cable, &buffer[i + 1], length); + snd_usbmidi_input_data(ep, cable, &buffer[i + 1], + length); } } -static void snd_usbmidi_midiman_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_midiman_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { int i; @@ -427,8 +429,8 @@ static void snd_usbmidi_midiman_input(struct snd_usb_midi_in_endpoint* ep, * the data bytes but not the status byte and that is marked with CIN 4. */ static void snd_usbmidi_maudio_broken_running_status_input( - struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) + struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { int i; @@ -458,7 +460,8 @@ static void snd_usbmidi_maudio_broken_running_status_input( * doesn't use this format.) */ port->running_status_length = 0; - snd_usbmidi_input_data(ep, cable, &buffer[i + 1], length); + snd_usbmidi_input_data(ep, cable, &buffer[i + 1], + length); } } @@ -479,11 +482,13 @@ static void snd_usbmidi_cme_input(struct snd_usb_midi_in_endpoint *ep, /* * Adds one USB MIDI packet to the output buffer. */ -static void snd_usbmidi_output_standard_packet(struct urb* urb, uint8_t p0, - uint8_t p1, uint8_t p2, uint8_t p3) +static void snd_usbmidi_output_standard_packet(struct urb *urb, uint8_t p0, + uint8_t p1, uint8_t p2, + uint8_t p3) { - uint8_t* buf = (uint8_t*)urb->transfer_buffer + urb->transfer_buffer_length; + uint8_t *buf = + (uint8_t *)urb->transfer_buffer + urb->transfer_buffer_length; buf[0] = p0; buf[1] = p1; buf[2] = p2; @@ -494,11 +499,13 @@ static void snd_usbmidi_output_standard_packet(struct urb* urb, uint8_t p0, /* * Adds one Midiman packet to the output buffer. */ -static void snd_usbmidi_output_midiman_packet(struct urb* urb, uint8_t p0, - uint8_t p1, uint8_t p2, uint8_t p3) +static void snd_usbmidi_output_midiman_packet(struct urb *urb, uint8_t p0, + uint8_t p1, uint8_t p2, + uint8_t p3) { - uint8_t* buf = (uint8_t*)urb->transfer_buffer + urb->transfer_buffer_length; + uint8_t *buf = + (uint8_t *)urb->transfer_buffer + urb->transfer_buffer_length; buf[0] = p1; buf[1] = p2; buf[2] = p3; @@ -509,8 +516,8 @@ static void snd_usbmidi_output_midiman_packet(struct urb* urb, uint8_t p0, /* * Converts MIDI commands to USB MIDI packets. */ -static void snd_usbmidi_transmit_byte(struct usbmidi_out_port* port, - uint8_t b, struct urb* urb) +static void snd_usbmidi_transmit_byte(struct usbmidi_out_port *port, + uint8_t b, struct urb *urb) { uint8_t p0 = port->cable; void (*output_packet)(struct urb*, uint8_t, uint8_t, uint8_t, uint8_t) = @@ -547,10 +554,12 @@ static void snd_usbmidi_transmit_byte(struct usbmidi_out_port* port, output_packet(urb, p0 | 0x05, 0xf7, 0, 0); break; case STATE_SYSEX_1: - output_packet(urb, p0 | 0x06, port->data[0], 0xf7, 0); + output_packet(urb, p0 | 0x06, port->data[0], + 0xf7, 0); break; case STATE_SYSEX_2: - output_packet(urb, p0 | 0x07, port->data[0], port->data[1], 0xf7); + output_packet(urb, p0 | 0x07, port->data[0], + port->data[1], 0xf7); break; } port->state = STATE_UNKNOWN; @@ -596,21 +605,22 @@ static void snd_usbmidi_transmit_byte(struct usbmidi_out_port* port, port->state = STATE_SYSEX_2; break; case STATE_SYSEX_2: - output_packet(urb, p0 | 0x04, port->data[0], port->data[1], b); + output_packet(urb, p0 | 0x04, port->data[0], + port->data[1], b); port->state = STATE_SYSEX_0; break; } } } -static void snd_usbmidi_standard_output(struct snd_usb_midi_out_endpoint* ep, +static void snd_usbmidi_standard_output(struct snd_usb_midi_out_endpoint *ep, struct urb *urb) { int p; /* FIXME: lower-numbered ports can starve higher-numbered ports */ for (p = 0; p < 0x10; ++p) { - struct usbmidi_out_port* port = &ep->ports[p]; + struct usbmidi_out_port *port = &ep->ports[p]; if (!port->active) continue; while (urb->transfer_buffer_length + 3 < ep->max_transfer) { @@ -753,18 +763,18 @@ static struct usb_protocol_ops snd_usbmidi_akai_ops = { * at the third byte. */ -static void snd_usbmidi_novation_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_novation_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { if (buffer_length < 2 || !buffer[0] || buffer_length < buffer[0] + 1) return; snd_usbmidi_input_data(ep, 0, &buffer[2], buffer[0] - 1); } -static void snd_usbmidi_novation_output(struct snd_usb_midi_out_endpoint* ep, +static void snd_usbmidi_novation_output(struct snd_usb_midi_out_endpoint *ep, struct urb *urb) { - uint8_t* transfer_buffer; + uint8_t *transfer_buffer; int count; if (!ep->ports[0].active) @@ -791,13 +801,13 @@ static struct usb_protocol_ops snd_usbmidi_novation_ops = { * "raw" protocol: just move raw MIDI bytes from/to the endpoint */ -static void snd_usbmidi_raw_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_raw_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { snd_usbmidi_input_data(ep, 0, buffer, buffer_length); } -static void snd_usbmidi_raw_output(struct snd_usb_midi_out_endpoint* ep, +static void snd_usbmidi_raw_output(struct snd_usb_midi_out_endpoint *ep, struct urb *urb) { int count; @@ -823,8 +833,8 @@ static struct usb_protocol_ops snd_usbmidi_raw_ops = { * FTDI protocol: raw MIDI bytes, but input packets have two modem status bytes. */ -static void snd_usbmidi_ftdi_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_ftdi_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { if (buffer_length > 2) snd_usbmidi_input_data(ep, 0, buffer + 2, buffer_length - 2); @@ -883,7 +893,7 @@ static struct usb_protocol_ops snd_usbmidi_122l_ops = { * Emagic USB MIDI protocol: raw MIDI with "F5 xx" port switching. */ -static void snd_usbmidi_emagic_init_out(struct snd_usb_midi_out_endpoint* ep) +static void snd_usbmidi_emagic_init_out(struct snd_usb_midi_out_endpoint *ep) { static const u8 init_data[] = { /* initialization magic: "get version" */ @@ -900,7 +910,7 @@ static void snd_usbmidi_emagic_init_out(struct snd_usb_midi_out_endpoint* ep) send_bulk_static_data(ep, init_data, sizeof(init_data)); } -static void snd_usbmidi_emagic_finish_out(struct snd_usb_midi_out_endpoint* ep) +static void snd_usbmidi_emagic_finish_out(struct snd_usb_midi_out_endpoint *ep) { static const u8 finish_data[] = { /* switch to patch mode with last preset */ @@ -916,8 +926,8 @@ static void snd_usbmidi_emagic_finish_out(struct snd_usb_midi_out_endpoint* ep) send_bulk_static_data(ep, finish_data, sizeof(finish_data)); } -static void snd_usbmidi_emagic_input(struct snd_usb_midi_in_endpoint* ep, - uint8_t* buffer, int buffer_length) +static void snd_usbmidi_emagic_input(struct snd_usb_midi_in_endpoint *ep, + uint8_t *buffer, int buffer_length) { int i; @@ -960,18 +970,18 @@ static void snd_usbmidi_emagic_input(struct snd_usb_midi_in_endpoint* ep, } } -static void snd_usbmidi_emagic_output(struct snd_usb_midi_out_endpoint* ep, +static void snd_usbmidi_emagic_output(struct snd_usb_midi_out_endpoint *ep, struct urb *urb) { int port0 = ep->current_port; - uint8_t* buf = urb->transfer_buffer; + uint8_t *buf = urb->transfer_buffer; int buf_free = ep->max_transfer; int length, i; for (i = 0; i < 0x10; ++i) { /* round-robin, starting at the last current port */ int portnum = (port0 + i) & 15; - struct usbmidi_out_port* port = &ep->ports[portnum]; + struct usbmidi_out_port *port = &ep->ports[portnum]; if (!port->active) continue; @@ -1015,7 +1025,7 @@ static struct usb_protocol_ops snd_usbmidi_emagic_ops = { }; -static void update_roland_altsetting(struct snd_usb_midi* umidi) +static void update_roland_altsetting(struct snd_usb_midi *umidi) { struct usb_interface *intf; struct usb_host_interface *hostif; @@ -1037,7 +1047,7 @@ static void update_roland_altsetting(struct snd_usb_midi* umidi) static int substream_open(struct snd_rawmidi_substream *substream, int dir, int open) { - struct snd_usb_midi* umidi = substream->rmidi->private_data; + struct snd_usb_midi *umidi = substream->rmidi->private_data; struct snd_kcontrol *ctl; down_read(&umidi->disc_rwsem); @@ -1051,7 +1061,8 @@ static int substream_open(struct snd_rawmidi_substream *substream, int dir, if (!umidi->opened[0] && !umidi->opened[1]) { if (umidi->roland_load_ctl) { ctl = umidi->roland_load_ctl; - ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; + ctl->vd[0].access |= + SNDRV_CTL_ELEM_ACCESS_INACTIVE; snd_ctl_notify(umidi->card, SNDRV_CTL_EVENT_MASK_INFO, &ctl->id); update_roland_altsetting(umidi); @@ -1067,7 +1078,8 @@ static int substream_open(struct snd_rawmidi_substream *substream, int dir, if (!umidi->opened[0] && !umidi->opened[1]) { if (umidi->roland_load_ctl) { ctl = umidi->roland_load_ctl; - ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + ctl->vd[0].access &= + ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; snd_ctl_notify(umidi->card, SNDRV_CTL_EVENT_MASK_INFO, &ctl->id); } @@ -1080,8 +1092,8 @@ static int substream_open(struct snd_rawmidi_substream *substream, int dir, static int snd_usbmidi_output_open(struct snd_rawmidi_substream *substream) { - struct snd_usb_midi* umidi = substream->rmidi->private_data; - struct usbmidi_out_port* port = NULL; + struct snd_usb_midi *umidi = substream->rmidi->private_data; + struct usbmidi_out_port *port = NULL; int i, j; for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) @@ -1106,9 +1118,11 @@ static int snd_usbmidi_output_close(struct snd_rawmidi_substream *substream) return substream_open(substream, 0, 0); } -static void snd_usbmidi_output_trigger(struct snd_rawmidi_substream *substream, int up) +static void snd_usbmidi_output_trigger(struct snd_rawmidi_substream *substream, + int up) { - struct usbmidi_out_port* port = (struct usbmidi_out_port*)substream->runtime->private_data; + struct usbmidi_out_port *port = + (struct usbmidi_out_port *)substream->runtime->private_data; port->active = up; if (up) { @@ -1125,7 +1139,7 @@ static void snd_usbmidi_output_trigger(struct snd_rawmidi_substream *substream, static void snd_usbmidi_output_drain(struct snd_rawmidi_substream *substream) { - struct usbmidi_out_port* port = substream->runtime->private_data; + struct usbmidi_out_port *port = substream->runtime->private_data; struct snd_usb_midi_out_endpoint *ep = port->ep; unsigned int drain_urbs; DEFINE_WAIT(wait); @@ -1164,9 +1178,10 @@ static int snd_usbmidi_input_close(struct snd_rawmidi_substream *substream) return substream_open(substream, 1, 0); } -static void snd_usbmidi_input_trigger(struct snd_rawmidi_substream *substream, int up) +static void snd_usbmidi_input_trigger(struct snd_rawmidi_substream *substream, + int up) { - struct snd_usb_midi* umidi = substream->rmidi->private_data; + struct snd_usb_midi *umidi = substream->rmidi->private_data; if (up) set_bit(substream->number, &umidi->input_triggered); @@ -1199,7 +1214,7 @@ static void free_urb_and_buffer(struct snd_usb_midi *umidi, struct urb *urb, * Frees an input endpoint. * May be called when ep hasn't been initialized completely. */ -static void snd_usbmidi_in_endpoint_delete(struct snd_usb_midi_in_endpoint* ep) +static void snd_usbmidi_in_endpoint_delete(struct snd_usb_midi_in_endpoint *ep) { unsigned int i; @@ -1213,12 +1228,12 @@ static void snd_usbmidi_in_endpoint_delete(struct snd_usb_midi_in_endpoint* ep) /* * Creates an input endpoint. */ -static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* ep_info, - struct snd_usb_midi_endpoint* rep) +static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *ep_info, + struct snd_usb_midi_endpoint *rep) { - struct snd_usb_midi_in_endpoint* ep; - void* buffer; + struct snd_usb_midi_in_endpoint *ep; + void *buffer; unsigned int pipe; int length; unsigned int i; @@ -1289,14 +1304,14 @@ static void snd_usbmidi_out_endpoint_delete(struct snd_usb_midi_out_endpoint *ep /* * Creates an output endpoint, and initializes output ports. */ -static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* ep_info, - struct snd_usb_midi_endpoint* rep) +static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *ep_info, + struct snd_usb_midi_endpoint *rep) { - struct snd_usb_midi_out_endpoint* ep; + struct snd_usb_midi_out_endpoint *ep; unsigned int i; unsigned int pipe; - void* buffer; + void *buffer; rep->out = NULL; ep = kzalloc(sizeof(*ep), GFP_KERNEL); @@ -1381,12 +1396,12 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi, /* * Frees everything. */ -static void snd_usbmidi_free(struct snd_usb_midi* umidi) +static void snd_usbmidi_free(struct snd_usb_midi *umidi) { int i; for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) { - struct snd_usb_midi_endpoint* ep = &umidi->endpoints[i]; + struct snd_usb_midi_endpoint *ep = &umidi->endpoints[i]; if (ep->out) snd_usbmidi_out_endpoint_delete(ep->out); if (ep->in) @@ -1399,9 +1414,9 @@ static void snd_usbmidi_free(struct snd_usb_midi* umidi) /* * Unlinks all URBs (must be done before the usb_device is deleted). */ -void snd_usbmidi_disconnect(struct list_head* p) +void snd_usbmidi_disconnect(struct list_head *p) { - struct snd_usb_midi* umidi; + struct snd_usb_midi *umidi; unsigned int i, j; umidi = list_entry(p, struct snd_usb_midi, list); @@ -1417,7 +1432,7 @@ void snd_usbmidi_disconnect(struct list_head* p) up_write(&umidi->disc_rwsem); for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) { - struct snd_usb_midi_endpoint* ep = &umidi->endpoints[i]; + struct snd_usb_midi_endpoint *ep = &umidi->endpoints[i]; if (ep->out) tasklet_kill(&ep->out->tasklet); if (ep->out) { @@ -1448,16 +1463,18 @@ EXPORT_SYMBOL(snd_usbmidi_disconnect); static void snd_usbmidi_rawmidi_free(struct snd_rawmidi *rmidi) { - struct snd_usb_midi* umidi = rmidi->private_data; + struct snd_usb_midi *umidi = rmidi->private_data; snd_usbmidi_free(umidi); } -static struct snd_rawmidi_substream *snd_usbmidi_find_substream(struct snd_usb_midi* umidi, - int stream, int number) +static struct snd_rawmidi_substream *snd_usbmidi_find_substream(struct snd_usb_midi *umidi, + int stream, + int number) { struct snd_rawmidi_substream *substream; - list_for_each_entry(substream, &umidi->rmidi->streams[stream].substreams, list) { + list_for_each_entry(substream, &umidi->rmidi->streams[stream].substreams, + list) { if (substream->number == number) return substream; } @@ -1633,7 +1650,7 @@ static struct port_info { SNDRV_SEQ_PORT_TYPE_SYNTHESIZER), }; -static struct port_info *find_port_info(struct snd_usb_midi* umidi, int number) +static struct port_info *find_port_info(struct snd_usb_midi *umidi, int number) { int i; @@ -1659,16 +1676,18 @@ static void snd_usbmidi_get_port_info(struct snd_rawmidi *rmidi, int number, } } -static void snd_usbmidi_init_substream(struct snd_usb_midi* umidi, +static void snd_usbmidi_init_substream(struct snd_usb_midi *umidi, int stream, int number, - struct snd_rawmidi_substream ** rsubstream) + struct snd_rawmidi_substream **rsubstream) { struct port_info *port_info; const char *name_format; - struct snd_rawmidi_substream *substream = snd_usbmidi_find_substream(umidi, stream, number); + struct snd_rawmidi_substream *substream = + snd_usbmidi_find_substream(umidi, stream, number); if (!substream) { - dev_err(&umidi->dev->dev, "substream %d:%d not found\n", stream, number); + dev_err(&umidi->dev->dev, "substream %d:%d not found\n", stream, + number); return; } @@ -1684,21 +1703,23 @@ static void snd_usbmidi_init_substream(struct snd_usb_midi* umidi, /* * Creates the endpoints and their ports. */ -static int snd_usbmidi_create_endpoints(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoints) +static int snd_usbmidi_create_endpoints(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoints) { int i, j, err; int out_ports = 0, in_ports = 0; for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) { if (endpoints[i].out_cables) { - err = snd_usbmidi_out_endpoint_create(umidi, &endpoints[i], + err = snd_usbmidi_out_endpoint_create(umidi, + &endpoints[i], &umidi->endpoints[i]); if (err < 0) return err; } if (endpoints[i].in_cables) { - err = snd_usbmidi_in_endpoint_create(umidi, &endpoints[i], + err = snd_usbmidi_in_endpoint_create(umidi, + &endpoints[i], &umidi->endpoints[i]); if (err < 0) return err; @@ -1706,12 +1727,16 @@ static int snd_usbmidi_create_endpoints(struct snd_usb_midi* umidi, for (j = 0; j < 0x10; ++j) { if (endpoints[i].out_cables & (1 << j)) { - snd_usbmidi_init_substream(umidi, SNDRV_RAWMIDI_STREAM_OUTPUT, out_ports, + snd_usbmidi_init_substream(umidi, + SNDRV_RAWMIDI_STREAM_OUTPUT, + out_ports, &umidi->endpoints[i].out->ports[j].substream); ++out_ports; } if (endpoints[i].in_cables & (1 << j)) { - snd_usbmidi_init_substream(umidi, SNDRV_RAWMIDI_STREAM_INPUT, in_ports, + snd_usbmidi_init_substream(umidi, + SNDRV_RAWMIDI_STREAM_INPUT, + in_ports, &umidi->endpoints[i].in->ports[j].substream); ++in_ports; } @@ -1725,16 +1750,16 @@ static int snd_usbmidi_create_endpoints(struct snd_usb_midi* umidi, /* * Returns MIDIStreaming device capabilities. */ -static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoints) +static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoints) { - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - struct usb_interface_descriptor* intfd; - struct usb_ms_header_descriptor* ms_header; + struct usb_interface_descriptor *intfd; + struct usb_ms_header_descriptor *ms_header; struct usb_host_endpoint *hostep; - struct usb_endpoint_descriptor* ep; - struct usb_ms_endpoint_descriptor* ms_ep; + struct usb_endpoint_descriptor *ep; + struct usb_ms_endpoint_descriptor *ms_ep; int i, epidx; intf = umidi->iface; @@ -1742,7 +1767,7 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, return -ENXIO; hostif = &intf->altsetting[0]; intfd = get_iface_desc(hostif); - ms_header = (struct usb_ms_header_descriptor*)hostif->extra; + ms_header = (struct usb_ms_header_descriptor *)hostif->extra; if (hostif->extralen >= 7 && ms_header->bLength >= 7 && ms_header->bDescriptorType == USB_DT_CS_INTERFACE && @@ -1759,7 +1784,7 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, ep = get_ep_desc(hostep); if (!usb_endpoint_xfer_bulk(ep) && !usb_endpoint_xfer_int(ep)) continue; - ms_ep = (struct usb_ms_endpoint_descriptor*)hostep->extra; + ms_ep = (struct usb_ms_endpoint_descriptor *)hostep->extra; if (hostep->extralen < 4 || ms_ep->bLength < 4 || ms_ep->bDescriptorType != USB_DT_CS_ENDPOINT || @@ -1783,9 +1808,10 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, * ESI MIDI Mate that try to use them anyway. */ endpoints[epidx].out_interval = 1; - endpoints[epidx].out_cables = (1 << ms_ep->bNumEmbMIDIJack) - 1; + endpoints[epidx].out_cables = + (1 << ms_ep->bNumEmbMIDIJack) - 1; dev_dbg(&umidi->dev->dev, "EP %02X: %d jack(s)\n", - ep->bEndpointAddress, ms_ep->bNumEmbMIDIJack); + ep->bEndpointAddress, ms_ep->bNumEmbMIDIJack); } else { if (endpoints[epidx].in_ep) { if (++epidx >= MIDI_MAX_ENDPOINTS) { @@ -1799,9 +1825,10 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi* umidi, endpoints[epidx].in_interval = ep->bInterval; 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; + endpoints[epidx].in_cables = + (1 << ms_ep->bNumEmbMIDIJack) - 1; dev_dbg(&umidi->dev->dev, "EP %02X: %d jack(s)\n", - ep->bEndpointAddress, ms_ep->bNumEmbMIDIJack); + ep->bEndpointAddress, ms_ep->bNumEmbMIDIJack); } } return 0; @@ -1825,7 +1852,7 @@ static int roland_load_get(struct snd_kcontrol *kcontrol, static int roland_load_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value) { - struct snd_usb_midi* umidi = kcontrol->private_data; + struct snd_usb_midi *umidi = kcontrol->private_data; int changed; if (value->value.enumerated.item[0] > 1) @@ -1851,11 +1878,11 @@ static struct snd_kcontrol_new roland_load_ctl = { * On Roland devices, use the second alternate setting to be able to use * the interrupt input endpoint. */ -static void snd_usbmidi_switch_roland_altsetting(struct snd_usb_midi* umidi) +static void snd_usbmidi_switch_roland_altsetting(struct snd_usb_midi *umidi) { - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - struct usb_interface_descriptor* intfd; + struct usb_interface_descriptor *intfd; intf = umidi->iface; if (!intf || intf->num_altsetting != 2) @@ -1864,8 +1891,10 @@ static void snd_usbmidi_switch_roland_altsetting(struct snd_usb_midi* umidi) hostif = &intf->altsetting[1]; intfd = get_iface_desc(hostif); if (intfd->bNumEndpoints != 2 || - (get_endpoint(hostif, 0)->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_BULK || - (get_endpoint(hostif, 1)->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT) + (get_endpoint(hostif, 0)->bmAttributes & + USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_BULK || + (get_endpoint(hostif, 1)->bmAttributes & + USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT) return; dev_dbg(&umidi->dev->dev, "switching to altsetting %d with int ep\n", @@ -1881,14 +1910,14 @@ static void snd_usbmidi_switch_roland_altsetting(struct snd_usb_midi* umidi) /* * Try to find any usable endpoints in the interface. */ -static int snd_usbmidi_detect_endpoints(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoint, +static int snd_usbmidi_detect_endpoints(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoint, int max_endpoints) { - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - struct usb_interface_descriptor* intfd; - struct usb_endpoint_descriptor* epd; + struct usb_interface_descriptor *intfd; + struct usb_endpoint_descriptor *epd; int i, out_eps = 0, in_eps = 0; if (USB_ID_VENDOR(umidi->usb_id) == 0x0582) @@ -1929,8 +1958,8 @@ static int snd_usbmidi_detect_endpoints(struct snd_usb_midi* umidi, /* * Detects the endpoints for one-port-per-endpoint protocols. */ -static int snd_usbmidi_detect_per_port_endpoints(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoints) +static int snd_usbmidi_detect_per_port_endpoints(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoints) { int err, i; @@ -1947,13 +1976,13 @@ static int snd_usbmidi_detect_per_port_endpoints(struct snd_usb_midi* umidi, /* * Detects the endpoints and ports of Yamaha devices. */ -static int snd_usbmidi_detect_yamaha(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoint) +static int snd_usbmidi_detect_yamaha(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoint) { - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - struct usb_interface_descriptor* intfd; - uint8_t* cs_desc; + struct usb_interface_descriptor *intfd; + uint8_t *cs_desc; intf = umidi->iface; if (!intf) @@ -1972,9 +2001,11 @@ static int snd_usbmidi_detect_yamaha(struct snd_usb_midi* umidi, cs_desc += cs_desc[0]) { if (cs_desc[1] == USB_DT_CS_INTERFACE) { if (cs_desc[2] == UAC_MIDI_IN_JACK) - endpoint->in_cables = (endpoint->in_cables << 1) | 1; + endpoint->in_cables = + (endpoint->in_cables << 1) | 1; else if (cs_desc[2] == UAC_MIDI_OUT_JACK) - endpoint->out_cables = (endpoint->out_cables << 1) | 1; + endpoint->out_cables = + (endpoint->out_cables << 1) | 1; } } if (!endpoint->in_cables && !endpoint->out_cables) @@ -1986,12 +2017,12 @@ static int snd_usbmidi_detect_yamaha(struct snd_usb_midi* umidi, /* * Detects the endpoints and ports of Roland devices. */ -static int snd_usbmidi_detect_roland(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoint) +static int snd_usbmidi_detect_roland(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoint) { - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - u8* cs_desc; + u8 *cs_desc; intf = umidi->iface; if (!intf) @@ -2024,14 +2055,14 @@ static int snd_usbmidi_detect_roland(struct snd_usb_midi* umidi, /* * Creates the endpoints and their ports for Midiman devices. */ -static int snd_usbmidi_create_endpoints_midiman(struct snd_usb_midi* umidi, - struct snd_usb_midi_endpoint_info* endpoint) +static int snd_usbmidi_create_endpoints_midiman(struct snd_usb_midi *umidi, + struct snd_usb_midi_endpoint_info *endpoint) { struct snd_usb_midi_endpoint_info ep_info; - struct usb_interface* intf; + struct usb_interface *intf; struct usb_host_interface *hostif; - struct usb_interface_descriptor* intfd; - struct usb_endpoint_descriptor* epd; + struct usb_interface_descriptor *intfd; + struct usb_endpoint_descriptor *epd; int cable, err; intf = umidi->iface; @@ -2068,39 +2099,50 @@ static int snd_usbmidi_create_endpoints_midiman(struct snd_usb_midi* umidi, epd = get_endpoint(hostif, 4); if (!usb_endpoint_dir_out(epd) || !usb_endpoint_xfer_bulk(epd)) { - dev_dbg(&umidi->dev->dev, "endpoint[4] isn't bulk output\n"); + dev_dbg(&umidi->dev->dev, + "endpoint[4] isn't bulk output\n"); return -ENXIO; } } - ep_info.out_ep = get_endpoint(hostif, 2)->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; + ep_info.out_ep = get_endpoint(hostif, 2)->bEndpointAddress & + USB_ENDPOINT_NUMBER_MASK; ep_info.out_interval = 0; ep_info.out_cables = endpoint->out_cables & 0x5555; - err = snd_usbmidi_out_endpoint_create(umidi, &ep_info, &umidi->endpoints[0]); + err = snd_usbmidi_out_endpoint_create(umidi, &ep_info, + &umidi->endpoints[0]); if (err < 0) return err; - ep_info.in_ep = get_endpoint(hostif, 0)->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; + ep_info.in_ep = get_endpoint(hostif, 0)->bEndpointAddress & + USB_ENDPOINT_NUMBER_MASK; ep_info.in_interval = get_endpoint(hostif, 0)->bInterval; ep_info.in_cables = endpoint->in_cables; - err = snd_usbmidi_in_endpoint_create(umidi, &ep_info, &umidi->endpoints[0]); + err = snd_usbmidi_in_endpoint_create(umidi, &ep_info, + &umidi->endpoints[0]); if (err < 0) return err; if (endpoint->out_cables > 0x0001) { - ep_info.out_ep = get_endpoint(hostif, 4)->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK; + ep_info.out_ep = get_endpoint(hostif, 4)->bEndpointAddress & + USB_ENDPOINT_NUMBER_MASK; ep_info.out_cables = endpoint->out_cables & 0xaaaa; - err = snd_usbmidi_out_endpoint_create(umidi, &ep_info, &umidi->endpoints[1]); + err = snd_usbmidi_out_endpoint_create(umidi, &ep_info, + &umidi->endpoints[1]); if (err < 0) return err; } for (cable = 0; cable < 0x10; ++cable) { if (endpoint->out_cables & (1 << cable)) - snd_usbmidi_init_substream(umidi, SNDRV_RAWMIDI_STREAM_OUTPUT, cable, + snd_usbmidi_init_substream(umidi, + SNDRV_RAWMIDI_STREAM_OUTPUT, + cable, &umidi->endpoints[cable & 1].out->ports[cable].substream); if (endpoint->in_cables & (1 << cable)) - snd_usbmidi_init_substream(umidi, SNDRV_RAWMIDI_STREAM_INPUT, cable, + snd_usbmidi_init_substream(umidi, + SNDRV_RAWMIDI_STREAM_INPUT, + cable, &umidi->endpoints[0].in->ports[cable].substream); } return 0; @@ -2110,7 +2152,7 @@ static struct snd_rawmidi_global_ops snd_usbmidi_ops = { .get_port_info = snd_usbmidi_get_port_info, }; -static int snd_usbmidi_create_rawmidi(struct snd_usb_midi* umidi, +static int snd_usbmidi_create_rawmidi(struct snd_usb_midi *umidi, int out_ports, int in_ports) { struct snd_rawmidi *rmidi; @@ -2128,8 +2170,10 @@ static int snd_usbmidi_create_rawmidi(struct snd_usb_midi* umidi, rmidi->ops = &snd_usbmidi_ops; rmidi->private_data = umidi; rmidi->private_free = snd_usbmidi_rawmidi_free; - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_usbmidi_output_ops); - snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_usbmidi_input_ops); + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, + &snd_usbmidi_output_ops); + snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, + &snd_usbmidi_input_ops); umidi->rmidi = rmidi; return 0; @@ -2138,16 +2182,16 @@ static int snd_usbmidi_create_rawmidi(struct snd_usb_midi* umidi, /* * Temporarily stop input. */ -void snd_usbmidi_input_stop(struct list_head* p) +void snd_usbmidi_input_stop(struct list_head *p) { - struct snd_usb_midi* umidi; + struct snd_usb_midi *umidi; unsigned int i, j; umidi = list_entry(p, struct snd_usb_midi, list); if (!umidi->input_running) return; for (i = 0; i < MIDI_MAX_ENDPOINTS; ++i) { - struct snd_usb_midi_endpoint* ep = &umidi->endpoints[i]; + struct snd_usb_midi_endpoint *ep = &umidi->endpoints[i]; if (ep->in) for (j = 0; j < INPUT_URBS; ++j) usb_kill_urb(ep->in->urbs[j]); @@ -2156,14 +2200,14 @@ void snd_usbmidi_input_stop(struct list_head* p) } EXPORT_SYMBOL(snd_usbmidi_input_stop); -static void snd_usbmidi_input_start_ep(struct snd_usb_midi_in_endpoint* ep) +static void snd_usbmidi_input_start_ep(struct snd_usb_midi_in_endpoint *ep) { unsigned int i; if (!ep) return; for (i = 0; i < INPUT_URBS; ++i) { - struct urb* urb = ep->urbs[i]; + struct urb *urb = ep->urbs[i]; urb->dev = ep->umidi->dev; snd_usbmidi_submit_urb(urb, GFP_KERNEL); } @@ -2172,9 +2216,9 @@ static void snd_usbmidi_input_start_ep(struct snd_usb_midi_in_endpoint* ep) /* * Resume input after a call to snd_usbmidi_input_stop(). */ -void snd_usbmidi_input_start(struct list_head* p) +void snd_usbmidi_input_start(struct list_head *p) { - struct snd_usb_midi* umidi; + struct snd_usb_midi *umidi; int i; umidi = list_entry(p, struct snd_usb_midi, list); @@ -2218,11 +2262,11 @@ EXPORT_SYMBOL(snd_usbmidi_resume); * Creates and registers everything needed for a MIDI streaming interface. */ int snd_usbmidi_create(struct snd_card *card, - struct usb_interface* iface, + struct usb_interface *iface, struct list_head *midi_list, - const struct snd_usb_audio_quirk* quirk) + const struct snd_usb_audio_quirk *quirk) { - struct snd_usb_midi* umidi; + struct snd_usb_midi *umidi; struct snd_usb_midi_endpoint_info endpoints[MIDI_MAX_ENDPOINTS]; int out_ports, in_ports; int i, err; @@ -2320,7 +2364,8 @@ int snd_usbmidi_create(struct snd_card *card, err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); break; default: - dev_err(&umidi->dev->dev, "invalid quirk type %d\n", quirk->type); + dev_err(&umidi->dev->dev, "invalid quirk type %d\n", + quirk->type); err = -ENXIO; break; } diff --git a/sound/usb/midi.h b/sound/usb/midi.h index 46e5b65e81e7..ad8a3211f8e7 100644 --- a/sound/usb/midi.h +++ b/sound/usb/midi.h @@ -43,8 +43,8 @@ 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_input_stop(struct list_head *p); +void snd_usbmidi_input_start(struct list_head *p); void snd_usbmidi_disconnect(struct list_head *p); void snd_usbmidi_suspend(struct list_head *p); void snd_usbmidi_resume(struct list_head *p); -- 2.20.1