[PATCH 1/4] isdn: gigaset: use usb_fill_int_urb()
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: 2018-06-20 10:40:25
Also in:
linux-usb
Subsystem:
the rest · Maintainer:
Linus Torvalds
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: Paul Bolle <redacted> Cc: Karsten Keil <redacted> Cc: gigaset307x-common@lists.sourceforge.net Cc: netdev@vger.kernel.org Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- drivers/isdn/gigaset/bas-gigaset.c | 26 ++++++++++++-------------- 1 file changed, 12 insertions(+), 14 deletions(-)
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 20d0a080a2b0..40c141163f0f 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c@@ -972,16 +972,14 @@ static int starturbs(struct bc_state *bcs) rc = -EFAULT; goto error; } + usb_fill_int_urb(urb, bcs->cs->hw.bas->udev, + usb_rcvisocpipe(urb->dev, 3 + 2 * bcs->channel), + ubc->isoinbuf + k * BAS_INBUFSIZE, + BAS_INBUFSIZE, read_iso_callback, bcs, + BAS_FRAMETIME); - urb->dev = bcs->cs->hw.bas->udev; - urb->pipe = usb_rcvisocpipe(urb->dev, 3 + 2 * bcs->channel); urb->transfer_flags = URB_ISO_ASAP; - urb->transfer_buffer = ubc->isoinbuf + k * BAS_INBUFSIZE; - urb->transfer_buffer_length = BAS_INBUFSIZE; urb->number_of_packets = BAS_NUMFRAMES; - urb->interval = BAS_FRAMETIME; - urb->complete = read_iso_callback; - urb->context = bcs; for (j = 0; j < BAS_NUMFRAMES; j++) { urb->iso_frame_desc[j].offset = j * BAS_MAXFRAME; urb->iso_frame_desc[j].length = BAS_MAXFRAME;
@@ -1005,15 +1003,15 @@ static int starturbs(struct bc_state *bcs) rc = -EFAULT; goto error; } - urb->dev = bcs->cs->hw.bas->udev; - urb->pipe = usb_sndisocpipe(urb->dev, 4 + 2 * bcs->channel); + usb_fill_int_urb(urb, bcs->cs->hw.bas->udev, + usb_sndisocpipe(urb->dev, 4 + 2 * bcs->channel), + ubc->isooutbuf->data, + sizeof(ubc->isooutbuf->data), + write_iso_callback, &ubc->isoouturbs[k], + BAS_FRAMETIME); + urb->transfer_flags = URB_ISO_ASAP; - urb->transfer_buffer = ubc->isooutbuf->data; - urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data); urb->number_of_packets = BAS_NUMFRAMES; - urb->interval = BAS_FRAMETIME; - urb->complete = write_iso_callback; - urb->context = &ubc->isoouturbs[k]; for (j = 0; j < BAS_NUMFRAMES; ++j) { urb->iso_frame_desc[j].offset = BAS_OUTBUFSIZE; urb->iso_frame_desc[j].length = BAS_NORMFRAME;
--
2.17.1