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authorSimon Glass <sjg@chromium.org>2019-01-21 14:53:20 -0700
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>2019-02-01 16:59:12 +0100
commit66f657d15b5d95a80ea8329002762118a97aae17 (patch)
treea99c9d2802c1a6226a260455852827d9aa3e9adc /cmd/gpio.c
parent683161606312156055fc70036b93ab17cf787107 (diff)
gpio: Use more command-specific enums values
At present this file uses GPIO_OUTPUT and GPIO_INPUT as its sub-command values. These are pretty generic names. Add a 'C' suffix to avoid possible conflicts. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Diffstat (limited to 'cmd/gpio.c')
-rw-r--r--cmd/gpio.c37
1 files changed, 23 insertions, 14 deletions
diff --git a/cmd/gpio.c b/cmd/gpio.c
index c60946bc06..4ac1f1e418 100644
--- a/cmd/gpio.c
+++ b/cmd/gpio.c
@@ -18,10 +18,10 @@ __weak int name_to_gpio(const char *name)
}
enum gpio_cmd {
- GPIO_INPUT,
- GPIO_SET,
- GPIO_CLEAR,
- GPIO_TOGGLE,
+ GPIOC_INPUT,
+ GPIOC_SET,
+ GPIOC_CLEAR,
+ GPIOC_TOGGLE,
};
#if defined(CONFIG_DM_GPIO) && !defined(gpio_status)
@@ -158,11 +158,20 @@ static int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
/* parse the behavior */
switch (*str_cmd) {
- case 'i': sub_cmd = GPIO_INPUT; break;
- case 's': sub_cmd = GPIO_SET; break;
- case 'c': sub_cmd = GPIO_CLEAR; break;
- case 't': sub_cmd = GPIO_TOGGLE; break;
- default: goto show_usage;
+ case 'i':
+ sub_cmd = GPIOC_INPUT;
+ break;
+ case 's':
+ sub_cmd = GPIOC_SET;
+ break;
+ case 'c':
+ sub_cmd = GPIOC_CLEAR;
+ break;
+ case 't':
+ sub_cmd = GPIOC_TOGGLE;
+ break;
+ default:
+ goto show_usage;
}
#if defined(CONFIG_DM_GPIO)
@@ -192,18 +201,18 @@ static int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
/* finally, let's do it: set direction and exec command */
- if (sub_cmd == GPIO_INPUT) {
+ if (sub_cmd == GPIOC_INPUT) {
gpio_direction_input(gpio);
value = gpio_get_value(gpio);
} else {
switch (sub_cmd) {
- case GPIO_SET:
+ case GPIOC_SET:
value = 1;
break;
- case GPIO_CLEAR:
+ case GPIOC_CLEAR:
value = 0;
break;
- case GPIO_TOGGLE:
+ case GPIOC_TOGGLE:
value = gpio_get_value(gpio);
if (!IS_ERR_VALUE(value))
value = !value;
@@ -218,7 +227,7 @@ static int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
printf("unknown (ret=%d)\n", value);
else
printf("%d\n", value);
- if (sub_cmd != GPIO_INPUT && !IS_ERR_VALUE(value)) {
+ if (sub_cmd != GPIOC_INPUT && !IS_ERR_VALUE(value)) {
int nval = gpio_get_value(gpio);
if (IS_ERR_VALUE(nval))