diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2023-05-27 14:40:57 +0300 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-06-01 11:00:07 +0300 |
| commit | 1a55fc4012d977de5f88fc7f07535783c9f8d86c (patch) | |
| tree | 8cfdf1d49ebc2e24f86cf463c1ca4d55a50cb7a5 /drivers/gpio/gpiolib.c | |
| parent | 05a854c565d635710bb50e19c89df87e6df971ad (diff) | |
| download | linux-1a55fc4012d977de5f88fc7f07535783c9f8d86c.tar.xz | |
gpiolib: Unify allocation and initialization of GPIO valid mask
Now that the of_gpiochip_add() doesn't use valid mask, we may
unify GPIO valid mask allocation and initialization. With this
it makes a symmetry to the similar which we done for IRQ chip.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 995a468b7a24..bb81d9427fbb 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -482,18 +482,6 @@ static unsigned int gpiochip_count_reserved_ranges(struct gpio_chip *gc) return 0; } -static int gpiochip_alloc_valid_mask(struct gpio_chip *gc) -{ - if (!(gpiochip_count_reserved_ranges(gc) || gc->init_valid_mask)) - return 0; - - gc->valid_mask = gpiochip_allocate_mask(gc); - if (!gc->valid_mask) - return -ENOMEM; - - return 0; -} - static int gpiochip_apply_reserved_ranges(struct gpio_chip *gc) { struct device *dev = &gc->gpiodev->dev; @@ -534,6 +522,13 @@ static int gpiochip_init_valid_mask(struct gpio_chip *gc) { int ret; + if (!(gpiochip_count_reserved_ranges(gc) || gc->init_valid_mask)) + return 0; + + gc->valid_mask = gpiochip_allocate_mask(gc); + if (!gc->valid_mask) + return -ENOMEM; + ret = gpiochip_apply_reserved_ranges(gc); if (ret) return ret; @@ -860,7 +855,7 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, if (ret) goto err_remove_from_list; - ret = gpiochip_alloc_valid_mask(gc); + ret = gpiochip_init_valid_mask(gc); if (ret) goto err_remove_from_list; @@ -868,10 +863,6 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, if (ret) goto err_free_gpiochip_mask; - ret = gpiochip_init_valid_mask(gc); - if (ret) - goto err_remove_of_chip; - for (i = 0; i < gc->ngpio; i++) { struct gpio_desc *desc = &gdev->descs[i]; |