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Michael Grzeschik fc78941d81 usb: gadget: uvc: decrease the interrupt load to a quarter 
With usb3 we handle many more requests. Decrease the interrupt load by
only enabling the interrupt every quarter of the allocated requests.

Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>

--
v1 -> v2: - edited patch description
	  - removed extra parantheses
	  - added a comment for the logic
	  - using unsigned int instead of int
	  - reinitializing req_int_count in uvcg_video_enable
v2 -> v3: -
Link: https://lore.kernel.org/r/20210628155311.16762-6-m.grzeschik@pengutronix.de

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-07-27 15:59:19 +02:00
..
accessibility
Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
2021-07-05 14:08:24 -07:00
acpi
Merge branch 'acpi-utils'
2021-07-23 17:06:15 +02:00
amba
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android
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ata
Merge tag 'arm-soc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
2021-07-10 09:22:44 -07:00
atm
Merge tag 'net-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
2021-06-30 15:51:09 -07:00
auxdisplay
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base
driver core: Prevent warning when removing a device link from unregistered consumer
2021-07-21 17:28:42 +02:00
bcma
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block
rbd: resurrect setting of disk->private_data in rbd_init_disk()
2021-07-21 17:20:43 +02:00
bluetooth
Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
2021-07-05 14:08:24 -07:00
bus
bus: mhi: pci_generic: Fix inbound IPCR channel
2021-07-21 13:16:18 +02:00
cdrom
block: remove REQ_OP_SCSI_{IN,OUT}
2021-06-30 15:34:19 -06:00
char
powerpc/powernv: Fix fall-through warning for Clang
2021-07-13 19:21:41 -05:00
clk
dt-bindings: clock: r9a07g044-cpg: Update clock/reset definitions
2021-07-12 10:52:03 +02:00
clocksource
Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
2021-07-01 13:26:16 -07:00
comedi
Merge tag 'staging-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
2021-07-05 14:01:53 -07:00
connector
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counter
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cpufreq
cpufreq: Fix fall-through warning for Clang
2021-07-13 11:53:07 -05:00
cpuidle
Merge tag 'cpuidle-v5.14-rc1' of https://git.linaro.org/people/daniel.lezcano/linux
2021-06-30 14:56:51 +02:00
crypto
Merge tag 'arm-soc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
2021-07-10 09:22:44 -07:00
cxl
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dax
fs: remove noop_set_page_dirty()
2021-06-29 10:53:48 -07:00
dca
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devfreq
PM / devfreq: passive: Fix get_target_freq when not using required-opp
2021-06-24 10:37:35 +09:00
dio
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dma
dmaengine: mpc512x: Fix fall-through warning for Clang
2021-07-14 11:05:55 -05:00
dma-buf
Merge tag 'drm-misc-fixes-2021-07-13' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
2021-07-13 15:15:17 +02:00
edac
EDAC/igen6: fix core dependency AGAIN
2021-07-15 11:59:59 -07:00
eisa
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extcon
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
firewire
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
firmware
Merge tag 'efi-urgent-2021-07-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2021-07-25 10:04:27 -07:00
fpga
fpga: machxo2-spi: Address warning about unused variable
2021-06-24 15:45:11 +02:00
fsi
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gnss
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gpio
Merge tag 'mfd-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
2021-07-05 12:10:34 -07:00
gpu
Merge tag 'drm-misc-fixes-2021-07-22' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
2021-07-23 11:17:03 +10:00
greybus
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hid
Merge branch 'for-5.14/multitouch' into for-linus
2021-06-30 09:15:15 +02:00
hsi
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hv
Drivers: hv: vmbus: Fix duplicate CPU assignments within a device
2021-07-19 09:26:31 +00:00
hwmon
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
hwspinlock
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hwtracing
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
i2c
i2c: mpc: Poll for MCF
2021-07-20 22:32:01 +02:00
i3c
Merge tag 'i3c/for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux
2021-07-10 11:53:06 -07:00
idle
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iio
Merge tag 'staging-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
2021-07-05 14:01:53 -07:00
infiniband
Merge tag 'trace-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
2021-07-03 11:13:22 -07:00
input
Merge tag 'for-linus-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
2021-07-09 10:19:13 -07:00
interconnect
Merge tag 'icc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/djakov/icc into char-misc-next
2021-06-22 22:03:25 +02:00
iommu
Merge tag 'Wimplicit-fallthrough-clang-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux
2021-07-15 13:57:31 -07:00
ipack
Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
2021-07-05 14:08:24 -07:00
irqchip
Merge tag 'irqchip-fixes-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent
2021-07-09 15:35:13 +02:00
isdn
Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
2021-07-05 14:08:24 -07:00
leds
Merge tag 'leds-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds
2021-07-03 11:57:42 -07:00
lightnvm
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macintosh
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mailbox
mbox: add polarfire soc system controller mailbox
2021-06-26 12:06:48 -05:00
mcb
mcb: Use DEFINE_RES_MEM() helper macro and fix the end address
2021-06-24 15:56:25 +02:00
md
Merge tag 'for-5.14/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
2021-06-30 18:19:39 -07:00
media
Merge tag 'acpi-5.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
2021-07-23 11:08:06 -07:00
memory
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memstick
Merge tag 'for-5.14/block-2021-06-29' of git://git.kernel.dk/linux-block
2021-06-30 12:12:56 -07:00
message
scsi: message: mptfc: Switch from pci_ to dma_ API
2021-06-22 23:00:01 -04:00
mfd
Merge tag 'driver-core-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2021-07-05 13:51:41 -07:00
misc
Merge tag 'at24-fixes-for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into i2c/for-current
2021-07-20 22:28:56 +02:00
mmc
Merge tag 'mmc-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
2021-07-22 09:51:38 -07:00
most
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mtd
mtd: cfi_util: Fix unreachable code issue
2021-07-12 11:15:28 -05:00
mux
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net
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-07-22 10:11:27 -07:00
nfc
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ntb
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nubus
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nvdimm
Merge tag 'cxl-for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl
2021-07-04 11:55:13 -07:00
nvme
Merge tag 'block-5.14-2021-07-24' of git://git.kernel.dk/linux-block
2021-07-24 12:57:06 -07:00
nvmem
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
of
of: Add stub for of_add_property()
2021-07-12 09:37:26 +02:00
opp
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parisc
kernel.h: split out panic and oops helpers
2021-07-01 11:06:04 -07:00
parport
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pci
PCI: Fix fall-through warning for Clang
2021-07-13 13:59:12 -05:00
pcmcia
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perf
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phy
Merge tag 'usb-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
2021-07-05 14:16:22 -07:00
pinctrl
Merge tag 'pinctrl-v5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
2021-07-01 16:57:14 -07:00
platform
Merge tag 'driver-core-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2021-07-05 13:51:41 -07:00
pnp
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
power
power: supply: Fix fall-through warnings for Clang
2021-07-13 14:50:47 -05:00
powercap
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pps
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ps3
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ptp
ptp: Relocate lookup cookie to correct block.
2021-07-08 12:33:10 -07:00
pwm
pwm: ep93xx: Ensure configuring period and duty_cycle isn't wrongly skipped
2021-07-08 16:09:30 +02:00
rapidio
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ras
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regulator
Merge tag 'regulator-fix-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
2021-07-21 12:37:49 -07:00
remoteproc
Merge tag 'rproc-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc
2021-07-07 10:50:03 -07:00
reset
Merge tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
2021-07-10 09:46:20 -07:00
rpmsg
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rtc
Merge tag 'rtc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux
2021-07-10 16:19:10 -07:00
s390
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
2021-07-17 13:09:23 -07:00
sbus
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scsi
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
2021-07-24 13:08:31 -07:00
sh
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siox
siox: Simplify error handling via dev_err_probe()
2021-06-24 15:46:34 +02:00
slimbus
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soc
Merge tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
2021-07-10 09:46:20 -07:00
soundwire
Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-07-05 13:42:16 -07:00
spi
Merge tag 'spi-fix-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
2021-07-21 12:41:41 -07:00
spmi
spmi: hisi-spmi-controller: move driver from staging
2021-06-25 10:02:05 +02:00
ssb
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staging
Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
2021-07-05 14:08:24 -07:00
target
scsi: target: Fix NULL dereference on XCOPY completion
2021-07-20 23:18:22 -04:00
tc
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tee
Merge tag 'fallthrough-fixes-clang-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux
2021-06-28 20:03:38 -07:00
thermal
Merge tag 'thermal-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux
2021-07-10 11:43:25 -07:00
thunderbolt
Merge tag 'usb-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
2021-07-05 14:16:22 -07:00
tty
Merge tag 'for-linus-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
2021-07-09 10:19:13 -07:00
uio
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usb
usb: gadget: uvc: decrease the interrupt load to a quarter
2021-07-27 15:59:19 +02:00
vdpa
vp_vdpa: allow set vq state to initial state after reset
2021-07-08 07:49:02 -04:00
vfio
Merge tag 'vfio-v5.14-rc1' of git://github.com/awilliam/linux-vfio
2021-07-03 11:49:33 -07:00
vhost
vdpa: support packed virtqueue for set/get_vq_state()
2021-07-08 07:49:01 -04:00
video
Merge tag 'drm-fixes-2021-07-16' of git://anongit.freedesktop.org/drm/drm
2021-07-16 11:14:54 -07:00
virt
nitro_enclaves: Set Bus Master for the NE PCI device
2021-06-24 15:48:27 +02:00
virtio
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
2021-07-09 11:06:29 -07:00
visorbus
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vlynq
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vme
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w1
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watchdog
Merge tag 'linux-watchdog-5.14-rc1' of git://www.linux-watchdog.org/linux-watchdog
2021-07-07 12:57:46 -07:00
xen
Merge tag 'for-linus-5.14-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
2021-07-07 11:07:13 -07:00
zorro
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Kconfig
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Makefile
Merge tag 'hyperv-next-signed-20210629' of git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux
2021-06-29 11:21:35 -07:00