diff options
| author | Colin Ian King <colin.king@canonical.com> | 2018-04-05 13:00:12 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-05-16 14:35:24 +0200 |
| commit | 192a35b1348275c8decf42452d382be21add938c (patch) | |
| tree | 0d2e9d133a75bab7b10f0f11f9b15806e6f8ebfb /drivers/gpio/gpio-104-dio-48e.c | |
| parent | 856ac1d26b5d64fcf3b9d6d889ec1a61fd745a8e (diff) | |
gpio: 104-dio-48e: make array 'ports' static, shrinks object size
Don't populate the const read-only array 'ports' on the stack but instead
make it static. Makes the object code smaller by over 100 buytes:
Before:
text data bss dec hex filename
10959 4952 832 16743 4167 drivers/gpio/gpio-104-dio-48e.o
After:
text data bss dec hex filename
10790 5008 832 16630 40f6 drivers/gpio/gpio-104-dio-48e.o
(gcc version 7.2.0 x86_64)
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-104-dio-48e.c')
| -rw-r--r-- | drivers/gpio/gpio-104-dio-48e.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-104-dio-48e.c b/drivers/gpio/gpio-104-dio-48e.c index 31e22c93e844..9c4e07fcb74b 100644 --- a/drivers/gpio/gpio-104-dio-48e.c +++ b/drivers/gpio/gpio-104-dio-48e.c @@ -188,7 +188,7 @@ static int dio48e_gpio_get_multiple(struct gpio_chip *chip, unsigned long *mask, { struct dio48e_gpio *const dio48egpio = gpiochip_get_data(chip); size_t i; - const size_t ports[] = { 0, 1, 2, 4, 5, 6 }; + static const size_t ports[] = { 0, 1, 2, 4, 5, 6 }; const unsigned int gpio_reg_size = 8; unsigned int bits_offset; size_t word_index; |