diff options
Diffstat (limited to 'drivers/tty/serial/serial_mctrl_gpio.c')
| -rw-r--r-- | drivers/tty/serial/serial_mctrl_gpio.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/tty/serial/serial_mctrl_gpio.c b/drivers/tty/serial/serial_mctrl_gpio.c index a3035f997b98..a38596c5194e 100644 --- a/drivers/tty/serial/serial_mctrl_gpio.c +++ b/drivers/tty/serial/serial_mctrl_gpio.c @@ -44,15 +44,21 @@ static const struct { void mctrl_gpio_set(struct mctrl_gpios *gpios, unsigned int mctrl) { enum mctrl_gpio_idx i; + struct gpio_desc *desc_array[UART_GPIO_MAX]; + int value_array[UART_GPIO_MAX]; + unsigned int count = 0; if (IS_ERR_OR_NULL(gpios)) return; for (i = 0; i < UART_GPIO_MAX; i++) if (!IS_ERR_OR_NULL(gpios->gpio[i]) && - mctrl_gpios_desc[i].dir_out) - gpiod_set_value(gpios->gpio[i], - !!(mctrl & mctrl_gpios_desc[i].mctrl)); + mctrl_gpios_desc[i].dir_out) { + desc_array[count] = gpios->gpio[i]; + value_array[count] = !!(mctrl & mctrl_gpios_desc[i].mctrl); + count++; + } + gpiod_set_array(count, desc_array, value_array); } EXPORT_SYMBOL_GPL(mctrl_gpio_set); |