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gpio / ACPI: Rename acpi_gpio_evt_pin to acpi_gpio_event 

In order to consolidate _Exx, _Lxx and _EVT to use the same structure make
the structure name to reflect that we are dealing with any event, not just
_EVT.

This is just rename, no functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Mika Westerberg 2014-03-10 14:54:52 +02:00 committed by Linus Walleij
parent aa92b6f689
commit 4b01a14bac
1 changed files with 19 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
drivers/gpio/gpiolib-acpi.c
View File

@ -19,16 +19,16 @@
#include "gpiolib.h"
struct acpi_gpio_evt_pin {
struct acpi_gpio_event {
struct list_head node;
acpi_handle *evt_handle;
acpi_handle handle;
unsigned int pin;
unsigned int irq;
};
struct acpi_gpio_chip {
struct gpio_chip *chip;
struct list_head evt_pins;
struct list_head events;
};
static int acpi_gpiochip_find(struct gpio_chip *gc, void *data)
@ -79,9 +79,9 @@ static irqreturn_t acpi_gpio_irq_handler(int irq, void *data)
static irqreturn_t acpi_gpio_irq_handler_evt(int irq, void *data)
{
struct acpi_gpio_evt_pin *evt_pin = data;
struct acpi_gpio_event *event = data;
acpi_execute_simple_method(evt_pin->evt_handle, NULL, evt_pin->pin);
acpi_execute_simple_method(event->handle, NULL, event->pin);
return IRQ_HANDLED;
}
@ -119,7 +119,7 @@ static void acpi_gpiochip_request_interrupts(struct acpi_gpio_chip *acpi_gpio)
if (!handle)
return;
INIT_LIST_HEAD(&acpi_gpio->evt_pins);
INIT_LIST_HEAD(&acpi_gpio->events);
/*
* If a GPIO interrupt has an ACPI event handler method, or _EVT is
@ -157,22 +157,22 @@ static void acpi_gpiochip_request_interrupts(struct acpi_gpio_chip *acpi_gpio)
}
}
if (!handler) {
struct acpi_gpio_evt_pin *evt_pin;
struct acpi_gpio_event *event;
status = acpi_get_handle(handle, "_EVT", &evt_handle);
if (ACPI_FAILURE(status))
continue
evt_pin = kzalloc(sizeof(*evt_pin), GFP_KERNEL);
if (!evt_pin)
event = kzalloc(sizeof(*event), GFP_KERNEL);
if (!event)
continue;
list_add_tail(&evt_pin->node, &acpi_gpio->evt_pins);
evt_pin->evt_handle = evt_handle;
evt_pin->pin = pin;
evt_pin->irq = irq;
list_add_tail(&event->node, &acpi_gpio->events);
event->handle = evt_handle;
event->pin = pin;
event->irq = irq;
handler = acpi_gpio_irq_handler_evt;
data = evt_pin;
data = event;
}
if (!handler)
continue;
@ -199,17 +199,16 @@ static void acpi_gpiochip_request_interrupts(struct acpi_gpio_chip *acpi_gpio)
*/
static void acpi_gpiochip_free_interrupts(struct acpi_gpio_chip *acpi_gpio)
{
struct acpi_gpio_evt_pin *evt_pin, *ep;
struct acpi_gpio_event *event, *ep;
struct gpio_chip *chip = acpi_gpio->chip;
if (!chip->dev || !chip->to_irq)
return;
list_for_each_entry_safe_reverse(evt_pin, ep, &acpi_gpio->evt_pins,
node) {
devm_free_irq(chip->dev, evt_pin->irq, evt_pin);
list_del(&evt_pin->node);
kfree(evt_pin);
list_for_each_entry_safe_reverse(event, ep, &acpi_gpio->events, node) {
devm_free_irq(chip->dev, event->irq, event);
list_del(&event->node);
kfree(event);
}
}