And you get sub-command auto-completion for free.
Signed-off-by: Boris Brezillon boris.brezillon@bootlin.com --- cmd/adc.c | 31 ++++--------------------------- 1 file changed, 4 insertions(+), 27 deletions(-)
diff --git a/cmd/adc.c b/cmd/adc.c index c8857ed147e7..5f06f361b642 100644 --- a/cmd/adc.c +++ b/cmd/adc.c @@ -86,35 +86,12 @@ static int do_adc_single(cmd_tbl_t *cmdtp, int flag, int argc, return CMD_RET_SUCCESS; }
-static cmd_tbl_t cmd_adc_sub[] = { - U_BOOT_CMD_MKENT(list, 1, 1, do_adc_list, "", ""), - U_BOOT_CMD_MKENT(info, 2, 1, do_adc_info, "", ""), - U_BOOT_CMD_MKENT(single, 3, 1, do_adc_single, "", ""), -}; - -static int do_adc(cmd_tbl_t *cmdtp, int flag, int argc, - char *const argv[]) -{ - cmd_tbl_t *c; - - if (argc < 2) - return CMD_RET_USAGE; - - /* Strip off leading 'adc' command argument */ - argc--; - argv++; - - c = find_cmd_tbl(argv[0], &cmd_adc_sub[0], ARRAY_SIZE(cmd_adc_sub)); - - if (c) - return c->cmd(cmdtp, flag, argc, argv); - else - return CMD_RET_USAGE; -} - static char adc_help_text[] = "list - list ADC devices\n" "adc info <name> - Get ADC device info\n" "adc single <name> <channel> - Get Single data of ADC device channel";
-U_BOOT_CMD(adc, 4, 1, do_adc, "ADC sub-system", adc_help_text); +U_BOOT_CMD_WITH_SUBCMDS(adc, "ADC sub-system", adc_help_text, + U_BOOT_SUBCMD_MKENT(list, 1, 1, do_adc_list), + U_BOOT_SUBCMD_MKENT(info, 2, 1, do_adc_info), + U_BOOT_SUBCMD_MKENT(single, 3, 1, do_adc_single));