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gpio: Avoid using pin ranges with !PINCTRL

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Do not use the struct gpio_device's .pin_ranges field if the PINCTRL
Kconfig symbol is not selected to avoid build failures.

Fixes: 2ab73c6d83 ("gpio: Support GPIO controllers without pin-ranges")
Reported-by: Stephen Rothwell <[email protected]>
Reported-by: kbuild test robot <[email protected]>
Signed-off-by: Thierry Reding <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Geert Uytterhoeven <[email protected]>
Tested-by: Geert Uytterhoeven <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Thierry Reding
2020-03-31 16:46:47 +02:00
committed by Linus Walleij
parent 5f4bf171ca
commit 89ad556b7f
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpio/gpiolib.c
+5 -3
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@@ -2745,10 +2745,12 @@ static inline void gpiochip_irqchip_free_valid_mask(struct gpio_chip *gpiochip)
*/
int gpiochip_generic_request(struct gpio_chip *chip, unsigned offset)
{
if (!list_empty(&chip->gpiodev->pin_ranges))
return pinctrl_gpio_request(chip->gpiodev->base + offset);
#ifdef CONFIG_PINCTRL
if (list_empty(&chip->gpiodev->pin_ranges))
return 0;
#endif
return 0;
return pinctrl_gpio_request(chip->gpiodev->base + offset);
}
EXPORT_SYMBOL_GPL(gpiochip_generic_request);