diff options
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch')
| -rw-r--r-- | target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch b/target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch index 58e65efa7f..49f3808109 100644 --- a/target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch +++ b/target/linux/generic-2.6/patches-2.6.25/961-backport_gpio_define_gpio_valid.patch @@ -16,11 +16,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- -diff --git a/Documentation/gpio.txt b/Documentation/gpio.txt -index 5463009..c35ca9e 100644 --- a/Documentation/gpio.txt +++ b/Documentation/gpio.txt -@@ -107,6 +107,16 @@ type of GPIO controller, and on one particular board 80-95 with an FPGA. +@@ -107,6 +107,16 @@ The numbers need not be contiguous; either of those platforms could also use numbers 2000-2063 to identify GPIOs in a bank of I2C GPIO expanders. @@ -37,11 +35,9 @@ index 5463009..c35ca9e 100644 Whether a platform supports multiple GPIO controllers is currently a platform-specific implementation issue. -diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c -index eb75d12..623fcd9 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c -@@ -99,7 +99,7 @@ int gpiochip_add(struct gpio_chip *chip) +@@ -99,7 +99,7 @@ * dynamic allocation. We don't currently support that. */ @@ -50,7 +46,7 @@ index eb75d12..623fcd9 100644 status = -EINVAL; goto fail; } -@@ -174,7 +174,7 @@ int gpio_request(unsigned gpio, const char *label) +@@ -174,7 +174,7 @@ spin_lock_irqsave(&gpio_lock, flags); @@ -59,7 +55,7 @@ index eb75d12..623fcd9 100644 goto done; desc = &gpio_desc[gpio]; if (desc->chip == NULL) -@@ -209,7 +209,7 @@ void gpio_free(unsigned gpio) +@@ -209,7 +209,7 @@ unsigned long flags; struct gpio_desc *desc; @@ -68,7 +64,7 @@ index eb75d12..623fcd9 100644 WARN_ON(extra_checks); return; } -@@ -245,7 +245,7 @@ const char *gpiochip_is_requested(struct gpio_chip *chip, unsigned offset) +@@ -245,7 +245,7 @@ { unsigned gpio = chip->base + offset; @@ -77,7 +73,7 @@ index eb75d12..623fcd9 100644 return NULL; if (test_bit(FLAG_REQUESTED, &gpio_desc[gpio].flags) == 0) return NULL; -@@ -276,7 +276,7 @@ int gpio_direction_input(unsigned gpio) +@@ -276,7 +276,7 @@ spin_lock_irqsave(&gpio_lock, flags); @@ -86,7 +82,7 @@ index eb75d12..623fcd9 100644 goto fail; chip = desc->chip; if (!chip || !chip->get || !chip->direction_input) -@@ -314,7 +314,7 @@ int gpio_direction_output(unsigned gpio, int value) +@@ -314,7 +314,7 @@ spin_lock_irqsave(&gpio_lock, flags); @@ -95,7 +91,7 @@ index eb75d12..623fcd9 100644 goto fail; chip = desc->chip; if (!chip || !chip->set || !chip->direction_output) -@@ -531,7 +531,7 @@ static int gpiolib_show(struct seq_file *s, void *unused) +@@ -531,7 +531,7 @@ /* REVISIT this isn't locked against gpio_chip removal ... */ @@ -104,8 +100,6 @@ index eb75d12..623fcd9 100644 if (chip == gpio_desc[gpio].chip) continue; chip = gpio_desc[gpio].chip; -diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h -index 7e77b6f..464c5b3 100644 --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -16,6 +16,12 @@ @@ -121,7 +115,7 @@ index 7e77b6f..464c5b3 100644 struct seq_file; struct module; -@@ -99,6 +105,16 @@ extern int __gpio_cansleep(unsigned gpio); +@@ -99,6 +105,16 @@ #else |