nbhw16: shield: cleanup indent, don't show specific erros, show usage instead

This commit is contained in:
Stefan Eichenberger 2017-09-04 10:08:49 +02:00
parent 1fe2efa399
commit 4c8d1c8447
3 changed files with 36 additions and 35 deletions

View File

@ -57,7 +57,6 @@ int shield_set_mode(const char* shield_type, int argc, char * const argv[])
static int do_shieldmode(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc < 3) {
puts("Invalid command (see help)\n");
return -1;
}

View File

@ -37,7 +37,7 @@ static int request_gpios(void)
{
int ret;
debug("Shiled configure gpios\n");
debug("Shield configure gpios\n");
ret = shield_gpio_request_as_input(NETBIRD_GPIO_RST_SHIELD_N, "shield-rst");
if ((ret < 0))
return -1;
@ -60,7 +60,7 @@ static int configure_shieldmode(int mode)
int ret;
if (mode < 0 || mode > 3) {
printf("Invalid shield mode %d\n", mode);
debug("Invalid shield mode %d\n", mode);
return -1;
}
@ -144,8 +144,8 @@ static int get_termination(const char* termination)
return 0;
}
printf ("Invalid termination mode %s (falling back to off)", termination);
return 0;
debug ("Invalid termination mode %s (falling back to off)", termination);
return -1;
}
static int get_mode_from_args(char * const argv[], int argc)
@ -157,12 +157,15 @@ static int get_mode_from_args(char * const argv[], int argc)
assert(argc == (CAN_PORTS + 1));
if (strcmp ("termination", argv[0])) {
puts("The only option for dualcan is terminations\n");
debug("The only option for dualcan is terminations\n");
return -1;
}
for (i = 0; i < CAN_PORTS; i ++) {
terminations[i] = get_termination(argv[i + 1]);
if (terminations[i] < 0) {
return -1;
}
}
/* Termination is inverse */
@ -172,12 +175,11 @@ static int get_mode_from_args(char * const argv[], int argc)
static int set_shieldmode(char * const argv[], int argc)
{
if (argc != 3) {
puts("Too few arguments for dualcan\n");
debug("Too few arguments for dualcan\n");
return -1;
}
configure_shieldmode(get_mode_from_args(argv, argc));
return 0;
return configure_shieldmode(get_mode_from_args(argv, argc));
}
struct shield_t can_shield = {