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Subject[PATCH 1/4] extcon: gpio: Convert the driver to use gpio desc API's
Date
From: George Cherian <george.cherian@ti.com>

Convert the driver to use gpiod_* API's.

Reviewed-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: George Cherian <george.cherian@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---
drivers/extcon/extcon-gpio.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c
index 72f19a3..70e3fc7 100644
--- a/drivers/extcon/extcon-gpio.c
+++ b/drivers/extcon/extcon-gpio.c
@@ -33,8 +33,7 @@

struct gpio_extcon_data {
struct extcon_dev *edev;
- unsigned gpio;
- bool gpio_active_low;
+ struct gpio_desc *gpiod;
const char *state_on;
const char *state_off;
int irq;
@@ -50,9 +49,7 @@ static void gpio_extcon_work(struct work_struct *work)
container_of(to_delayed_work(work), struct gpio_extcon_data,
work);

- state = gpio_get_value(data->gpio);
- if (data->gpio_active_low)
- state = !state;
+ state = gpiod_get_value(data->gpiod);
extcon_set_state(data->edev, state);
}

@@ -106,21 +103,20 @@ static int gpio_extcon_probe(struct platform_device *pdev)
}
extcon_data->edev->name = pdata->name;

- extcon_data->gpio = pdata->gpio;
- extcon_data->gpio_active_low = pdata->gpio_active_low;
+ extcon_data->gpiod = gpio_to_desc(pdata->gpio);
extcon_data->state_on = pdata->state_on;
extcon_data->state_off = pdata->state_off;
extcon_data->check_on_resume = pdata->check_on_resume;
if (pdata->state_on && pdata->state_off)
extcon_data->edev->print_state = extcon_gpio_print_state;

- ret = devm_gpio_request_one(&pdev->dev, extcon_data->gpio, GPIOF_DIR_IN,
+ ret = devm_gpio_request_one(&pdev->dev, pdata->gpio, GPIOF_DIR_IN,
pdev->name);
if (ret < 0)
return ret;

if (pdata->debounce) {
- ret = gpio_set_debounce(extcon_data->gpio,
+ ret = gpiod_set_debounce(extcon_data->gpiod,
pdata->debounce * 1000);
if (ret < 0)
extcon_data->debounce_jiffies =
@@ -133,7 +129,7 @@ static int gpio_extcon_probe(struct platform_device *pdev)

INIT_DELAYED_WORK(&extcon_data->work, gpio_extcon_work);

- extcon_data->irq = gpio_to_irq(extcon_data->gpio);
+ extcon_data->irq = gpiod_to_irq(extcon_data->gpiod);
if (extcon_data->irq < 0)
return extcon_data->irq;

--
2.1.0.GIT


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