diff mbox

[v1,2/3] gpiolib: Update documentation of struct acpi_gpio_info

Message ID 20170103170119.35950-2-andriy.shevchenko@linux.intel.com
State New
Headers show

Commit Message

Andy Shevchenko Jan. 3, 2017, 5:01 p.m. UTC
It seems the code had been changed, but description left untouched.

Update description of the struct acpi_gpio_info and relative comments
accordingly.

Fixes: commit 52044723cd27 ("ACPI / gpio: Add irq_type when a GPIO is used as an interrupt")
Cc: Christophe RICARD <christophe.ricard@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/gpio/gpiolib-acpi.c | 5 ++---
 drivers/gpio/gpiolib.h      | 3 ++-
 2 files changed, 4 insertions(+), 4 deletions(-)

Comments

Mika Westerberg Jan. 4, 2017, 12:37 p.m. UTC | #1
On Tue, Jan 03, 2017 at 07:01:18PM +0200, Andy Shevchenko wrote:
> It seems the code had been changed, but description left untouched.
> 
> Update description of the struct acpi_gpio_info and relative comments
> accordingly.
> 
> Fixes: commit 52044723cd27 ("ACPI / gpio: Add irq_type when a GPIO is used as an interrupt")
> Cc: Christophe RICARD <christophe.ricard@gmail.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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Linus Walleij Jan. 11, 2017, 11:10 a.m. UTC | #2
On Tue, Jan 3, 2017 at 6:01 PM, Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:

> It seems the code had been changed, but description left untouched.
>
> Update description of the struct acpi_gpio_info and relative comments
> accordingly.
>
> Fixes: commit 52044723cd27 ("ACPI / gpio: Add irq_type when a GPIO is used as an interrupt")
> Cc: Christophe RICARD <christophe.ricard@gmail.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Patch applied with Mika's ACK.

Yours,
Linus Walleij
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diff mbox

Patch

diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index a3faefa44f68..9b37a3692b3f 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -416,9 +416,8 @@  static int acpi_populate_gpio_lookup(struct acpi_resource *ares, void *data)
 			agpio->connection_type == ACPI_RESOURCE_GPIO_TYPE_INT;
 
 		/*
-		 * ActiveLow is only specified for GpioInt resource. If
-		 * GpioIo is used then the only way to set the flag is
-		 * to use _DSD "gpios" property.
+		 * Polarity and triggering are only specified for GpioInt
+		 * resource.
 		 * Note: we expect here:
 		 * - ACPI_ACTIVE_LOW == GPIO_ACTIVE_LOW
 		 * - ACPI_ACTIVE_HIGH == GPIO_ACTIVE_HIGH
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index d10eaf520860..2495b7ee1b42 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -76,7 +76,8 @@  struct gpio_device {
 /**
  * struct acpi_gpio_info - ACPI GPIO specific information
  * @gpioint: if %true this GPIO is of type GpioInt otherwise type is GpioIo
- * @active_low: in case of @gpioint, the pin is active low
+ * @polarity: interrupt polarity as provided by ACPI
+ * @triggering: triggering type as provided by ACPI
  */
 struct acpi_gpio_info {
 	bool gpioint;