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Input: gpio_mouse - rename platform data variables

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Use more appropriate names for the "platform data" which is now just a
simple state container for the GPIO mouse.

Acked-by: Hans-Christian Noren Egtvedt <egtvedt@samfundet.no>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Linus Walleij 2017-10-19 16:19:41 -07:00 committed by Dmitry Torokhov
parent c5053e695d
commit 34cf5a1cad
1 changed files with 20 additions and 20 deletions
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40
drivers/input/mouse/gpio_mouse.c
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@ -26,7 +26,7 @@
#define GPIO_MOUSE_PIN_MAX 7
/**
* struct gpio_mouse_platform_data
* struct gpio_mouse
* @scan_ms: integer in ms specifying the scan periode.
* @polarity: Pin polarity, active high or low.
* @up: GPIO line for up value.
@ -42,7 +42,7 @@
* It is used by the gpio_mouse driver to setup GPIO lines and to
* calculate mouse movement.
*/
struct gpio_mouse_platform_data {
struct gpio_mouse {
int scan_ms;
int polarity;
@ -67,7 +67,7 @@ struct gpio_mouse_platform_data {
*/
static void gpio_mouse_scan(struct input_polled_dev *dev)
{
struct gpio_mouse_platform_data *gpio = dev->private;
struct gpio_mouse *gpio = dev->private;
struct input_dev *input = dev->input;
int x, y;
@ -94,24 +94,24 @@ static void gpio_mouse_scan(struct input_polled_dev *dev)
static int gpio_mouse_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct gpio_mouse_platform_data *pdata;
struct gpio_mouse *gmouse;
struct input_polled_dev *input_poll;
struct input_dev *input;
int pin, i;
int error;
pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
gmouse = devm_kzalloc(dev, sizeof(*gmouse), GFP_KERNEL);
if (!gmouse)
return -ENOMEM;
if (pdata->scan_ms < 0) {
if (gmouse->scan_ms < 0) {
dev_err(&pdev->dev, "invalid scan time\n");
error = -EINVAL;
goto out;
}
for (i = 0; i < GPIO_MOUSE_PIN_MAX; i++) {
pin = pdata->pins[i];
pin = gmouse->pins[i];
if (pin < 0) {
@ -148,9 +148,9 @@ static int gpio_mouse_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, input_poll);
/* set input-polldev handlers */
input_poll->private = pdata;
input_poll->private = gmouse;
input_poll->poll = gpio_mouse_scan;
input_poll->poll_interval = pdata->scan_ms;
input_poll->poll_interval = gmouse->scan_ms;
input = input_poll->input;
input->name = pdev->name;
@ -159,11 +159,11 @@ static int gpio_mouse_probe(struct platform_device *pdev)
input_set_capability(input, EV_REL, REL_X);
input_set_capability(input, EV_REL, REL_Y);
if (pdata->bleft >= 0)
if (gmouse->bleft >= 0)
input_set_capability(input, EV_KEY, BTN_LEFT);
if (pdata->bmiddle >= 0)
if (gmouse->bmiddle >= 0)
input_set_capability(input, EV_KEY, BTN_MIDDLE);
if (pdata->bright >= 0)
if (gmouse->bright >= 0)
input_set_capability(input, EV_KEY, BTN_RIGHT);
error = input_register_polled_device(input_poll);
@ -173,10 +173,10 @@ static int gpio_mouse_probe(struct platform_device *pdev)
}
dev_dbg(&pdev->dev, "%d ms scan time, buttons: %s%s%s\n",
pdata->scan_ms,
pdata->bleft < 0 ? "" : "left ",
pdata->bmiddle < 0 ? "" : "middle ",
pdata->bright < 0 ? "" : "right");
gmouse->scan_ms,
gmouse->bleft < 0 ? "" : "left ",
gmouse->bmiddle < 0 ? "" : "middle ",
gmouse->bright < 0 ? "" : "right");
return 0;
@ -185,7 +185,7 @@ static int gpio_mouse_probe(struct platform_device *pdev)
out_free_gpios:
while (--i >= 0) {
pin = pdata->pins[i];
pin = gmouse->pins[i];
if (pin)
gpio_free(pin);
}
@ -196,14 +196,14 @@ static int gpio_mouse_probe(struct platform_device *pdev)
static int gpio_mouse_remove(struct platform_device *pdev)
{
struct input_polled_dev *input = platform_get_drvdata(pdev);
struct gpio_mouse_platform_data *pdata = input->private;
struct gpio_mouse *gmouse = input->private;
int pin, i;
input_unregister_polled_device(input);
input_free_polled_device(input);
for (i = 0; i < GPIO_MOUSE_PIN_MAX; i++) {
pin = pdata->pins[i];
pin = gmouse->pins[i];
if (pin >= 0)
gpio_free(pin);
}