sharp c-3000 aka spitz: fix warn_on introduced in 2.6.32-rc1
Pavel Machek
pavel at ucw.cz
Thu Apr 29 09:08:52 EDT 2010
Hi!
Okay, maybe this is better fix for the regression?
Simplify irq wakeup code, and fix ugly warning during resume on spitz
as a result.
Signed-off-by: Pavel Machek <pavel at ucw.cz>
--- ./drivers/input/keyboard/pxa27x_keypad.c 2010-04-15 07:50:34.000000000 +0200
+++ ./drivers/input/keyboard/pxa27x_keypad.c 2010-04-27 15:38:02.000000000 +0200
@@ -33,6 +33,8 @@
#include <mach/hardware.h>
#include <mach/pxa27x_keypad.h>
+#include <mach/mfp-pxa2xx.h>
+
/*
* Keypad Controller registers
*/
@@ -412,7 +416,7 @@
clk_disable(keypad->clk);
if (device_may_wakeup(&pdev->dev))
- enable_irq_wake(keypad->irq);
+ keypad_set_wake(1);
return 0;
}
@@ -424,7 +428,7 @@
struct input_dev *input_dev = keypad->input_dev;
if (device_may_wakeup(&pdev->dev))
- disable_irq_wake(keypad->irq);
+ keypad_set_wake(0);
mutex_lock(&input_dev->mutex);
--- ./arch/arm/mach-pxa/mfp-pxa2xx.c 2009-09-10 00:13:59.000000000 +0200
+++ ./arch/arm/mach-pxa/mfp-pxa2xx.c 2010-04-27 15:22:42.000000000 +0200
@@ -34,7 +34,6 @@
struct gpio_desc {
unsigned valid : 1;
unsigned can_wakeup : 1;
- unsigned keypad_gpio : 1;
unsigned dir_inverted : 1;
unsigned int mask; /* bit mask in PWER or PKWR */
unsigned int mux_mask; /* bit mask of muxed gpio bits, 0 if no mux */
@@ -178,9 +177,6 @@
if (!d->valid)
return -EINVAL;
- if (d->keypad_gpio)
- return -EINVAL;
-
mux_taken = (PWER & d->mux_mask) & (~d->mask);
if (on && mux_taken)
return -EBUSY;
@@ -291,7 +288,6 @@
for (i = 0; i < ARRAY_SIZE(pxa27x_pkwr_gpio); i++) {
gpio = pxa27x_pkwr_gpio[i];
gpio_desc[gpio].can_wakeup = 1;
- gpio_desc[gpio].keypad_gpio = 1;
gpio_desc[gpio].mask = 1 << i;
}
--- ./arch/arm/mach-pxa/pxa27x.c 2010-03-21 22:09:12.000000000 +0100
+++ ./arch/arm/mach-pxa/pxa27x.c 2010-04-27 07:43:30.000000000 +0200
@@ -342,9 +342,6 @@
if (gpio >= 0 && gpio < 128)
return gpio_set_wake(gpio, on);
- if (irq == IRQ_KEYPAD)
- return keypad_set_wake(on);
-
switch (irq) {
case IRQ_RTCAlrm:
mask = PWER_RTC;
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
More information about the linux-arm-kernel
mailing list