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HID: cp2112: Define all GPIO mask and use it

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Define all GPIO mask and use it in the driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230703185222.50554-9-andriy.shevchenko@linux.intel.com
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
This commit is contained in:
Andy Shevchenko 2023-07-03 21:52:18 +03:00 committed by Benjamin Tissoires
parent e7378e09f6
commit ee0682b0f2
1 changed files with 3 additions and 2 deletions
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5
drivers/hid/hid-cp2112.c
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@ -32,6 +32,7 @@
#define CP2112_GPIO_GET_LENGTH 2
#define CP2112_GPIO_SET_LENGTH 3
#define CP2112_GPIO_MAX_GPIO 8
#define CP2112_GPIO_ALL_GPIO_MASK GENMASK(7, 0)
enum {
CP2112_GPIO_CONFIG = 0x02,
@ -173,7 +174,7 @@ struct cp2112_device {
u8 gpio_prev_state;
};
static int gpio_push_pull = 0xFF;
static int gpio_push_pull = CP2112_GPIO_ALL_GPIO_MASK;
module_param(gpio_push_pull, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(gpio_push_pull, "GPIO push-pull configuration bitmask");
@ -226,7 +227,7 @@ static void cp2112_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
mutex_lock(&dev->lock);
buf[0] = CP2112_GPIO_SET;
buf[1] = value ? 0xff : 0;
buf[1] = value ? CP2112_GPIO_ALL_GPIO_MASK : 0;
buf[2] = 1 << offset;
ret = hid_hw_raw_request(hdev, CP2112_GPIO_SET, buf,