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[01/27] media: b2c2: use usb_fill_int_urb()

Message ID 20180620110105.19955-2-bigeasy@linutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Sebastian Andrzej Siewior June 20, 2018, 11 a.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: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-media@vger.kernel.org
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
 drivers/media/usb/b2c2/flexcop-usb.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)
diff mbox

Patch

diff --git a/drivers/media/usb/b2c2/flexcop-usb.c b/drivers/media/usb/b2c2/flexcop-usb.c
index a8f3169e30b3..d5296f643a29 100644
--- a/drivers/media/usb/b2c2/flexcop-usb.c
+++ b/drivers/media/usb/b2c2/flexcop-usb.c
@@ -461,15 +461,13 @@  static int flexcop_usb_transfer_init(struct flexcop_usb *fc_usb)
 		deb_ts("initializing and submitting urb no. %d (buf_offset: %d).\n",
 		       i, buffer_offset);
 
-		urb->dev = fc_usb->udev;
-		urb->context = fc_usb;
-		urb->complete = flexcop_usb_urb_complete;
-		urb->pipe = B2C2_USB_DATA_PIPE;
+		usb_fill_int_urb(urb, fc_usb->udev, B2C2_USB_DATA_PIPE,
+				 fc_usb->iso_buffer + buffer_offset,
+				 frame_size * B2C2_USB_FRAMES_PER_ISO,
+				 flexcop_usb_urb_complete, fc_usb, 1);
+
 		urb->transfer_flags = URB_ISO_ASAP;
-		urb->interval = 1;
 		urb->number_of_packets = B2C2_USB_FRAMES_PER_ISO;
-		urb->transfer_buffer_length = frame_size * B2C2_USB_FRAMES_PER_ISO;
-		urb->transfer_buffer = fc_usb->iso_buffer + buffer_offset;
 
 		buffer_offset += frame_size * B2C2_USB_FRAMES_PER_ISO;
 		for (j = 0; j < B2C2_USB_FRAMES_PER_ISO; j++) {