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staging: line6: Lindent and fix checkpatch warnings in capture.c
Signed-off-by: Shawn Bohrer <shawn.bohrer@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Shawn Bohrer
Greg Kroah-Hartman
parent
7f66fe58ce
commit
e0645d6346
@ -20,7 +20,6 @@
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#include "pod.h"
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#include "capture.h"
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/*
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Find a free URB and submit it.
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*/
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@ -33,7 +32,8 @@ static int submit_audio_in_urb(struct snd_pcm_substream *substream)
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struct urb *urb_in;
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spin_lock_irqsave(&line6pcm->lock_audio_in, flags);
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index = find_first_zero_bit(&line6pcm->active_urb_in, LINE6_ISO_BUFFERS);
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index =
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find_first_zero_bit(&line6pcm->active_urb_in, LINE6_ISO_BUFFERS);
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if (index >= LINE6_ISO_BUFFERS) {
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spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags);
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@ -45,20 +45,24 @@ static int submit_audio_in_urb(struct snd_pcm_substream *substream)
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urb_size = 0;
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for (i = 0; i < LINE6_ISO_PACKETS; ++i) {
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struct usb_iso_packet_descriptor *fin = &urb_in->iso_frame_desc[i];
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struct usb_iso_packet_descriptor *fin =
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&urb_in->iso_frame_desc[i];
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fin->offset = urb_size;
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fin->length = line6pcm->max_packet_size;
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urb_size += line6pcm->max_packet_size;
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}
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urb_in->transfer_buffer = line6pcm->buffer_in + index * LINE6_ISO_PACKETS * line6pcm->max_packet_size;
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urb_in->transfer_buffer =
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line6pcm->buffer_in +
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index * LINE6_ISO_PACKETS * line6pcm->max_packet_size;
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urb_in->transfer_buffer_length = urb_size;
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urb_in->context = substream;
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if (usb_submit_urb(urb_in, GFP_ATOMIC) == 0)
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set_bit(index, &line6pcm->active_urb_in);
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else
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dev_err(s2m(substream), "URB in #%d submission failed\n", index);
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dev_err(s2m(substream), "URB in #%d submission failed\n",
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index);
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spin_unlock_irqrestore(&line6pcm->lock_audio_in, flags);
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return 0;
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@ -143,7 +147,8 @@ static void audio_in_callback(struct urb *urb)
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int frames;
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unsigned long flags;
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struct snd_pcm_substream *substream = (struct snd_pcm_substream *)urb->context;
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struct snd_pcm_substream *substream =
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(struct snd_pcm_substream *)urb->context;
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struct snd_line6_pcm *line6pcm = snd_pcm_substream_chip(substream);
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const int bytes_per_frame = line6pcm->properties->bytes_per_frame;
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struct snd_pcm_runtime *runtime = substream->runtime;
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@ -155,8 +160,11 @@ static void audio_in_callback(struct urb *urb)
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#if DO_DUMP_PCM_RECEIVE
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for (i = 0; i < LINE6_ISO_PACKETS; ++i) {
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struct usb_iso_packet_descriptor *fout = &urb->iso_frame_desc[i];
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line6_write_hexdump(line6pcm->line6, 'C', urb->transfer_buffer + fout->offset, fout->length);
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struct usb_iso_packet_descriptor *fout =
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&urb->iso_frame_desc[i];
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line6_write_hexdump(line6pcm->line6, 'C',
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urb->transfer_buffer + fout->offset,
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fout->length);
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}
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#endif
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@ -179,25 +187,40 @@ static void audio_in_callback(struct urb *urb)
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if (fsize > 0) {
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frames = fsize / bytes_per_frame;
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if (line6pcm->pos_in_done + frames > runtime->buffer_size) {
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if (line6pcm->pos_in_done + frames >
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runtime->buffer_size) {
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/*
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The transferred area goes over buffer boundary,
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copy two separate chunks.
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*/
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The transferred area goes over buffer
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boundary, copy two separate chunks.
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*/
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int len;
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len = runtime->buffer_size - line6pcm->pos_in_done;
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len =
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runtime->buffer_size -
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line6pcm->pos_in_done;
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if (len > 0) {
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memcpy(runtime->dma_area + line6pcm->pos_in_done * bytes_per_frame, fbuf, len * bytes_per_frame);
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memcpy(runtime->dma_area, fbuf + len * bytes_per_frame, (frames - len) * bytes_per_frame);
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} else
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dev_err(s2m(substream), "driver bug: len = %d\n", len); /* this is somewhat paranoid */
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memcpy(runtime->dma_area +
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line6pcm->pos_in_done *
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bytes_per_frame, fbuf,
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len * bytes_per_frame);
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memcpy(runtime->dma_area,
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fbuf + len * bytes_per_frame,
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(frames -
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len) * bytes_per_frame);
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} else {
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/* this is somewhat paranoid */
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dev_err(s2m(substream),
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"driver bug: len = %d\n", len);
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}
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} else {
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/* copy single chunk */
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memcpy(runtime->dma_area + line6pcm->pos_in_done * bytes_per_frame, fbuf, fsize * bytes_per_frame);
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memcpy(runtime->dma_area +
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line6pcm->pos_in_done * bytes_per_frame,
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fbuf, fsize * bytes_per_frame);
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}
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if ((line6pcm->pos_in_done += frames) >= runtime->buffer_size)
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if ((line6pcm->pos_in_done +=
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frames) >= runtime->buffer_size)
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line6pcm->pos_in_done -= runtime->buffer_size;
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}
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}
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@ -228,7 +251,8 @@ static int snd_line6_capture_open(struct snd_pcm_substream *substream)
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err = snd_pcm_hw_constraint_ratdens(runtime, 0,
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SNDRV_PCM_HW_PARAM_RATE,
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(&line6pcm->properties->snd_line6_rates));
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(&line6pcm->properties->
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snd_line6_rates));
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if (err < 0)
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return err;
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@ -267,7 +291,9 @@ static int snd_line6_capture_hw_params(struct snd_pcm_substream *substream,
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return ret;
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line6pcm->period_in = params_period_bytes(hw_params);
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line6pcm->buffer_in = kmalloc(LINE6_ISO_BUFFERS * LINE6_ISO_PACKETS * LINE6_ISO_PACKET_SIZE_MAX, GFP_KERNEL);
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line6pcm->buffer_in =
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kmalloc(LINE6_ISO_BUFFERS * LINE6_ISO_PACKETS *
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LINE6_ISO_PACKET_SIZE_MAX, GFP_KERNEL);
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if (!line6pcm->buffer_in) {
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dev_err(s2m(substream), "cannot malloc buffer_in\n");
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@ -302,7 +328,8 @@ int snd_line6_capture_trigger(struct snd_pcm_substream *substream, int cmd)
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err = submit_audio_in_all_urbs(substream);
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if (err < 0) {
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clear_bit(BIT_RUNNING_CAPTURE, &line6pcm->flags);
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clear_bit(BIT_RUNNING_CAPTURE,
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&line6pcm->flags);
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return err;
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}
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}
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@ -332,14 +359,14 @@ snd_line6_capture_pointer(struct snd_pcm_substream *substream)
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/* capture operators */
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struct snd_pcm_ops snd_line6_capture_ops = {
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.open = snd_line6_capture_open,
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.close = snd_line6_capture_close,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_line6_capture_hw_params,
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.hw_free = snd_line6_capture_hw_free,
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.prepare = snd_line6_prepare,
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.trigger = snd_line6_trigger,
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.pointer = snd_line6_capture_pointer,
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.open = snd_line6_capture_open,
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.close = snd_line6_capture_close,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_line6_capture_hw_params,
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.hw_free = snd_line6_capture_hw_free,
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.prepare = snd_line6_prepare,
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.trigger = snd_line6_trigger,
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.pointer = snd_line6_capture_pointer,
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};
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int create_audio_in_urbs(struct snd_line6_pcm *line6pcm)
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@ -351,7 +378,8 @@ int create_audio_in_urbs(struct snd_line6_pcm *line6pcm)
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struct urb *urb;
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/* URB for audio in: */
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urb = line6pcm->urb_audio_in[i] = usb_alloc_urb(LINE6_ISO_PACKETS, GFP_KERNEL);
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urb = line6pcm->urb_audio_in[i] =
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usb_alloc_urb(LINE6_ISO_PACKETS, GFP_KERNEL);
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if (urb == NULL) {
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dev_err(line6pcm->line6->ifcdev, "Out of memory\n");
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@ -359,7 +387,10 @@ int create_audio_in_urbs(struct snd_line6_pcm *line6pcm)
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}
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urb->dev = line6pcm->line6->usbdev;
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urb->pipe = usb_rcvisocpipe(line6pcm->line6->usbdev, line6pcm->ep_audio_read & USB_ENDPOINT_NUMBER_MASK);
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urb->pipe =
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usb_rcvisocpipe(line6pcm->line6->usbdev,
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line6pcm->
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ep_audio_read & USB_ENDPOINT_NUMBER_MASK);
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urb->transfer_flags = URB_ISO_ASAP;
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urb->start_frame = -1;
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urb->number_of_packets = LINE6_ISO_PACKETS;
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