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dfu: Refactor do_dfu() to handle optional argument

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In the future we may utilize optional argument in 'dfu' command line.
As a preparation for this, refactor do_dfu().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Lukasz Majewski <lukma@denx.de>
This commit is contained in:
Andy Shevchenko 2019-11-27 18:12:14 +02:00 committed by Marek Vasut
parent fdba54ea2f
commit 2b1f8c2bdf
1 changed files with 10 additions and 7 deletions
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17
cmd/dfu.c
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@ -30,22 +30,25 @@ static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
#if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
char *interface = NULL;
char *devstring = NULL;
#if defined(CONFIG_DFU_OVER_TFTP)
unsigned long value = 0;
#endif
if (argc >= 4) {
interface = argv[2];
devstring = argv[3];
}
#if defined(CONFIG_DFU_OVER_TFTP)
if (argc == 5 || argc == 3)
value = simple_strtoul(argv[argc - 1], NULL, 0);
#endif
#endif
int ret = 0;
#ifdef CONFIG_DFU_OVER_TFTP
unsigned long addr = 0;
if (!strcmp(argv[1], "tftp")) {
if (argc == 5 || argc == 3)
addr = simple_strtoul(argv[argc - 1], NULL, 0);
return update_tftp(addr, interface, devstring);
}
if (!strcmp(argv[1], "tftp"))
return update_tftp(value, interface, devstring);
#endif
#ifdef CONFIG_DFU_OVER_USB
ret = dfu_init_env_entities(interface, devstring);