Staging: line6: fix checkpatch errors in midi.c
Lots of warnings also fixed up. Cc: Markus Grabner <grabner@icg.tugraz.at> Cc: Mariusz Kozlowski <m.kozlowski@tuxland.pl> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
parent
766f9d20a1
commit
d7e3733619
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@ -26,19 +26,23 @@
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#define OUTPUT_DUMP_ONLY 0
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#define line6_rawmidi_substream_midi(substream) ((struct snd_line6_midi *)((substream)->rmidi->private_data))
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#define line6_rawmidi_substream_midi(substream) \
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((struct snd_line6_midi *)((substream)->rmidi->private_data))
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static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int length);
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static int send_midi_async(struct usb_line6 *line6, unsigned char *data,
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int length);
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/*
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Pass data received via USB to MIDI.
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*/
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void line6_midi_receive(struct usb_line6 *line6, unsigned char *data, int length)
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void line6_midi_receive(struct usb_line6 *line6, unsigned char *data,
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int length)
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{
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if(line6->line6midi->substream_receive)
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snd_rawmidi_receive(line6->line6midi->substream_receive, data, length);
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if (line6->line6midi->substream_receive)
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snd_rawmidi_receive(line6->line6midi->substream_receive,
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data, length);
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}
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/*
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@ -55,11 +59,11 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)
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spin_lock_irqsave(&line6->line6midi->midi_transmit_lock, flags);
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for(;;) {
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for (;;) {
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req = min(midibuf_bytes_free(mb), line6->max_packet_size);
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done = snd_rawmidi_transmit_peek(substream, chunk, req);
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if(done == 0)
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if (done == 0)
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break;
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#if DO_DUMP_MIDI_SEND
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@ -69,13 +73,13 @@ static void line6_midi_transmit(struct snd_rawmidi_substream *substream)
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snd_rawmidi_transmit_ack(substream, done);
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}
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for(;;) {
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for (;;) {
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done = midibuf_read(mb, chunk, line6->max_packet_size);
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if(done == 0)
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if (done == 0)
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break;
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if(midibuf_skip_message(mb, line6midi->midi_mask_transmit))
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if (midibuf_skip_message(mb, line6midi->midi_mask_transmit))
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continue;
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send_midi_async(line6, chunk, done);
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@ -98,18 +102,18 @@ static void midi_sent(struct urb *urb)
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kfree(urb->transfer_buffer);
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usb_free_urb(urb);
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if(status == -ESHUTDOWN)
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if (status == -ESHUTDOWN)
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return;
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spin_lock_irqsave(&line6->line6midi->send_urb_lock, flags);
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num = --line6->line6midi->num_active_send_urbs;
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if(num == 0) {
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if (num == 0) {
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line6_midi_transmit(line6->line6midi->substream_transmit);
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num = line6->line6midi->num_active_send_urbs;
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}
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if(num == 0)
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if (num == 0)
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wake_up_interruptible(&line6->line6midi->send_wait);
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spin_unlock_irqrestore(&line6->line6midi->send_urb_lock, flags);
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@ -120,7 +124,8 @@ static void midi_sent(struct urb *urb)
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Assumes that line6->line6midi->send_urb_lock is held
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(i.e., this function is serialized).
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*/
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static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int length)
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static int send_midi_async(struct usb_line6 *line6, unsigned char *data,
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int length)
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{
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struct urb *urb;
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int retval;
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@ -128,7 +133,7 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int len
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urb = usb_alloc_urb(0, GFP_ATOMIC);
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if(urb == 0) {
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if (urb == 0) {
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dev_err(line6->ifcdev, "Out of memory\n");
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return -ENOMEM;
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}
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@ -137,23 +142,24 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int len
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line6_write_hexdump(line6, 'S', data, length);
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#endif
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transfer_buffer = (unsigned char *)kmalloc(length, GFP_ATOMIC);
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transfer_buffer = kmalloc(length, GFP_ATOMIC);
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if(transfer_buffer == 0) {
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if (transfer_buffer == 0) {
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usb_free_urb(urb);
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dev_err(line6->ifcdev, "Out of memory\n");
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return -ENOMEM;
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}
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memcpy(transfer_buffer, data, length);
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usb_fill_int_urb(urb,
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line6->usbdev,
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usb_sndbulkpipe(line6->usbdev, line6->ep_control_write),
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transfer_buffer, length, midi_sent, line6, line6->interval);
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usb_fill_int_urb(urb, line6->usbdev,
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usb_sndbulkpipe(line6->usbdev,
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line6->ep_control_write),
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transfer_buffer, length, midi_sent, line6,
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line6->interval);
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urb->actual_length = 0;
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retval = usb_submit_urb(urb, GFP_ATOMIC);
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if(retval < 0) {
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if (retval < 0) {
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dev_err(line6->ifcdev, "usb_submit_urb failed\n");
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usb_free_urb(urb);
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return -EINVAL;
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@ -161,7 +167,7 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int len
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++line6->line6midi->num_active_send_urbs;
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switch(line6->usbdev->descriptor.idProduct) {
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switch (line6->usbdev->descriptor.idProduct) {
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case LINE6_DEVID_BASSPODXT:
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case LINE6_DEVID_BASSPODXTLIVE:
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case LINE6_DEVID_BASSPODXTPRO:
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@ -169,7 +175,8 @@ static int send_midi_async(struct usb_line6 *line6, unsigned char *data, int len
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case LINE6_DEVID_PODXTLIVE:
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case LINE6_DEVID_PODXTPRO:
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case LINE6_DEVID_POCKETPOD:
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pod_midi_postprocess((struct usb_line6_pod *)line6, data, length);
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pod_midi_postprocess((struct usb_line6_pod *)line6, data,
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length);
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break;
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default:
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@ -189,7 +196,8 @@ static int line6_midi_output_close(struct snd_rawmidi_substream *substream)
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return 0;
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}
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static void line6_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
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static void line6_midi_output_trigger(struct snd_rawmidi_substream *substream,
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int up)
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{
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unsigned long flags;
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struct usb_line6 *line6 = line6_rawmidi_substream_midi(substream)->line6;
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@ -197,7 +205,7 @@ static void line6_midi_output_trigger(struct snd_rawmidi_substream *substream, i
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line6->line6midi->substream_transmit = substream;
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spin_lock_irqsave(&line6->line6midi->send_urb_lock, flags);
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if(line6->line6midi->num_active_send_urbs == 0)
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if (line6->line6midi->num_active_send_urbs == 0)
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line6_midi_transmit(substream);
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spin_unlock_irqrestore(&line6->line6midi->send_urb_lock, flags);
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@ -211,8 +219,8 @@ static void line6_midi_output_drain(struct snd_rawmidi_substream *substream)
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add_wait_queue(head, &wait);
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current->state = TASK_INTERRUPTIBLE;
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while(line6->line6midi->num_active_send_urbs > 0)
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if(signal_pending(current))
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while (line6->line6midi->num_active_send_urbs > 0)
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if (signal_pending(current))
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break;
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else
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schedule();
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@ -231,11 +239,12 @@ static int line6_midi_input_close(struct snd_rawmidi_substream *substream)
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return 0;
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}
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static void line6_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
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static void line6_midi_input_trigger(struct snd_rawmidi_substream *substream,
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int up)
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{
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struct usb_line6 *line6 = line6_rawmidi_substream_midi(substream)->line6;
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if(up)
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if (up)
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line6->line6midi->substream_receive = substream;
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else
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line6->line6midi->substream_receive = 0;
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@ -267,7 +276,9 @@ static int snd_line6_new_midi(struct snd_line6_midi *line6midi)
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struct snd_rawmidi *rmidi;
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int err;
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if((err = snd_rawmidi_new(line6midi->line6->card, "Line6 MIDI", 0, 1, 1, &rmidi)) < 0)
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err = snd_rawmidi_new(line6midi->line6->card, "Line6 MIDI", 0, 1, 1,
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&rmidi);
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if (err < 0)
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return err;
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rmidi->private_data = line6midi;
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@ -279,8 +290,10 @@ static int snd_line6_new_midi(struct snd_line6_midi *line6midi)
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SNDRV_RAWMIDI_INFO_INPUT |
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SNDRV_RAWMIDI_INFO_DUPLEX;
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snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &line6_midi_output_ops);
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snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &line6_midi_input_ops);
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snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
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&line6_midi_output_ops);
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snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
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&line6_midi_input_ops);
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return 0;
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}
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@ -362,22 +375,20 @@ int line6_init_midi(struct usb_line6 *line6)
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int err;
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struct snd_line6_midi *line6midi;
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if(!(line6->properties->capabilities & LINE6_BIT_CONTROL))
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if (!(line6->properties->capabilities & LINE6_BIT_CONTROL))
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return 0; /* skip MIDI initialization and report success */
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line6midi = kzalloc(sizeof(struct snd_line6_midi), GFP_KERNEL);
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if(line6midi == NULL)
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if (line6midi == NULL)
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return -ENOMEM;
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err = midibuf_init(&line6midi->midibuf_in, MIDI_BUFFER_SIZE, 0);
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if(err < 0)
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if (err < 0)
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return err;
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err = midibuf_init(&line6midi->midibuf_out, MIDI_BUFFER_SIZE, 1);
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if(err < 0)
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if (err < 0)
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return err;
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line6midi->line6 = line6;
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@ -385,18 +396,23 @@ int line6_init_midi(struct usb_line6 *line6)
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line6midi->midi_mask_receive = 4;
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line6->line6midi = line6midi;
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if((err = snd_device_new(line6->card, SNDRV_DEV_RAWMIDI, line6midi, &midi_ops)) < 0)
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err = snd_device_new(line6->card, SNDRV_DEV_RAWMIDI, line6midi,
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&midi_ops);
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if (err < 0)
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return err;
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snd_card_set_dev(line6->card, line6->ifcdev);
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if((err = snd_line6_new_midi(line6midi)) < 0)
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err = snd_line6_new_midi(line6midi);
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if (err < 0)
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return err;
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if((err = device_create_file(line6->ifcdev, &dev_attr_midi_mask_transmit)) < 0)
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err = device_create_file(line6->ifcdev, &dev_attr_midi_mask_transmit);
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if (err < 0)
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return err;
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if((err = device_create_file(line6->ifcdev, &dev_attr_midi_mask_receive)) < 0)
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err = device_create_file(line6->ifcdev, &dev_attr_midi_mask_receive);
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if (err < 0)
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return err;
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init_waitqueue_head(&line6midi->send_wait);
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