Commit 0cd3edc9 authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior Committed by Mauro Carvalho Chehab
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media: usbvision: remove time_in_irq 



Time "in interrupt" accounting with the help of `jiffies' is a pointless
exercise. This variable isn't even used.
Remove time_in_irq.

Cc: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 2b89b73a

drivers/media/usb/usbvision/usbvision-core.c

+0 −3
Original line number Diff line number Diff line
@@ -1272,7 +1272,6 @@ static void usbvision_isoc_irq(struct urb *urb) 
	int len;

	struct usb_usbvision *usbvision = urb->context;

	int i;

	unsigned long start_time = jiffies;

	struct usbvision_frame **f;



	/* We don't want to do anything if we are about to be removed! */
@@ -1324,8 +1323,6 @@ static void usbvision_isoc_irq(struct urb *urb) 
		scratch_reset(usbvision);

	}



	usbvision->time_in_irq += jiffies - start_time;



	for (i = 0; i < USBVISION_URB_FRAMES; i++) {

		urb->iso_frame_desc[i].status = 0;

		urb->iso_frame_desc[i].actual_length = 0;

drivers/media/usb/usbvision/usbvision.h

+0 −1
Original line number Diff line number Diff line
@@ -447,7 +447,6 @@ struct usb_usbvision { 
	unsigned long isoc_skip_count;			/* How many empty ISO packets received */

	unsigned long isoc_err_count;			/* How many bad ISO packets received */

	unsigned long isoc_packet_count;		/* How many packets we totally got */

	unsigned long time_in_irq;			/* How long do we need for interrupt */

	int isoc_measure_bandwidth_count;

	int frame_num;					/* How many video frames we send to user */

	int max_strip_len;				/* How big is the biggest strip */