@@ -221,6 +221,18 @@ static int sch311x_gpio_direction_out(struct gpio_chip *chip, unsigned offset,
return 0;
}
+static int sch311x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
+{
+ struct sch311x_gpio_block *block = gpiochip_get_data(chip);
+ unsigned char data;
+
+ spin_lock(&block->lock);
+ data = inb(block->runtime_reg + block->config_regs[offset]);
+ spin_unlock(&block->lock);
+
+ return !!(data & SCH311X_GPIO_CONF_IN);
+}
+
static int sch311x_gpio_probe(struct platform_device *pdev)
{
struct sch311x_pdev_data *pdata = dev_get_platdata(&pdev->dev);
@@ -253,6 +265,7 @@ static int sch311x_gpio_probe(struct platform_device *pdev)
block->chip.free = sch311x_gpio_free;
block->chip.direction_input = sch311x_gpio_direction_in;
block->chip.direction_output = sch311x_gpio_direction_out;
+ block->chip.get_direction = sch311x_gpio_get_direction;
block->chip.get = sch311x_gpio_get;
block->chip.set = sch311x_gpio_set;
block->chip.ngpio = 8;
It's pretty simple to implement the .get_direction() for this chip, so let's just do it. Cc: Bruno Randolf <br1@einfach.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- drivers/gpio/gpio-sch311x.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) -- 2.17.0 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html