linux/drivers/gpio
Roland Stigge 6e20fb1805 drivers/gpio/pca953x.c: add a mutex to fix race condition
Add a mutex to register communication and handling.  Without the mutex,
GPIOs didn't switch as expected when toggled in a fast sequence of
status changes of multiple outputs.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Marc Zyngier <maz@misterjones.org>
Cc: Ben Gardner <bgardner@wabtec.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-02-11 16:12:20 -08:00
..
74x164.c
adp5520-gpio.c
adp5588-gpio.c gpio: adp5588-gpio: irq_data conversion 2011-01-13 08:03:13 -08:00
basic_mmio_gpio.c
bt8xxgpio.c
cs5535-gpio.c gpio: Fix cs5535 printk warnings 2011-01-14 12:38:11 +01:00
gpiolib.c gpiolib: gpio_request_one(): add missing gpio_free() 2010-12-22 19:43:33 -08:00
it8761e_gpio.c
janz-ttl.c
Kconfig gpio/ml_ioh_gpio: ML7213 GPIO driver 2011-01-13 08:03:14 -08:00
langwell_gpio.c langwell_gpio: modify EOI handling following change of kernel irq subsystem 2011-01-26 10:49:59 +10:00
Makefile gpio/ml_ioh_gpio: ML7213 GPIO driver 2011-01-13 08:03:14 -08:00
max730x.c
max732x.c gpio: max732x: irq_data conversion 2011-01-13 08:03:13 -08:00
max7300.c
max7301.c
mc33880.c
mcp23s08.c
ml_ioh_gpio.c gpio/ml_ioh_gpio: ML7213 GPIO driver 2011-01-13 08:03:14 -08:00
pca953x.c drivers/gpio/pca953x.c: add a mutex to fix race condition 2011-02-11 16:12:20 -08:00
pcf857x.c
pch_gpio.c
pl061.c gpio: pl061: irq_data conversion 2011-01-13 08:03:13 -08:00
rdc321x-gpio.c
sch_gpio.c
stmpe-gpio.c gpio: stmpe-gpio: irq_data conversion 2011-01-13 08:03:13 -08:00
sx150x.c gpio: sx150x: irq_data conversion 2011-01-13 08:03:14 -08:00
tc3589x-gpio.c gpio: tc35892-gpio: irq_data conversion 2011-01-13 08:03:14 -08:00
timbgpio.c gpio: timbgpio: Fix up irq_data conversion breakage. 2011-01-14 08:13:13 -08:00
twl4030-gpio.c
ucb1400_gpio.c
vr41xx_giu.c gpio: vr41xx_giu: irq_data conversion 2011-01-13 08:03:14 -08:00
vx855_gpio.c
wm831x-gpio.c
wm8350-gpiolib.c
wm8994-gpio.c
xilinx_gpio.c