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[3/9] ALSA: ua101: use usb_fill_int_urb()

Message ID 20180619215521.13688-4-bigeasy@linutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Sebastian Andrzej Siewior June 19, 2018, 9:55 p.m. UTC 
Using usb_fill_int_urb() helps to find code which initializes an
URB. A grep for members of the struct (like ->complete) reveal lots
of other things, too.

Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
 sound/usb/misc/ua101.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)
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Patch

diff --git a/sound/usb/misc/ua101.c b/sound/usb/misc/ua101.c
index 386fbfd5c617..7002fb4c1bce 100644
--- a/sound/usb/misc/ua101.c
+++ b/sound/usb/misc/ua101.c
@@ -1118,16 +1118,12 @@  static int alloc_stream_urbs(struct ua101 *ua, struct ua101_stream *stream,
 			if (!urb)
 				return -ENOMEM;
 			usb_init_urb(&urb->urb);
-			urb->urb.dev = ua->dev;
-			urb->urb.pipe = stream->usb_pipe;
+			usb_fill_int_urb(&urb->urb, ua->dev, stream->usb_pipe,
+					 addr, max_packet_size, urb_complete,
+					 ua, 1);
 			urb->urb.transfer_flags = URB_NO_TRANSFER_DMA_MAP;
-			urb->urb.transfer_buffer = addr;
 			urb->urb.transfer_dma = dma;
-			urb->urb.transfer_buffer_length = max_packet_size;
 			urb->urb.number_of_packets = 1;
-			urb->urb.interval = 1;
-			urb->urb.context = ua;
-			urb->urb.complete = urb_complete;
 			urb->urb.iso_frame_desc[0].offset = 0;
 			urb->urb.iso_frame_desc[0].length = max_packet_size;
 			stream->urbs[u++] = urb;