davinci: cleanup davinci_sync_env_enetaddr() fucntion

check for the return status for eth_getenv_enetaddr_by_index()
and eth_setenv_enetaddr() functions and print appropriate message
on failure.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Cc: Tom Rini <trini@ti.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Wolfgang Denk <wd@denx.de>
Acked-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Hadli, Manjunath 2012-02-09 19:52:38 +00:00 committed by Albert ARIBAUD
parent fa34f6b25b
commit 826e99136e
1 changed files with 6 additions and 3 deletions

View File

@ -101,9 +101,10 @@ void davinci_emac_mii_mode_sel(int mode_sel)
void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr)
{
uint8_t env_enetaddr[6];
int ret;
eth_getenv_enetaddr_by_index("eth", 0, env_enetaddr);
if (!memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
ret = eth_getenv_enetaddr_by_index("eth", 0, env_enetaddr);
if (ret) {
/*
* There is no MAC address in the environment, so we
* initialize it from the value in the EEPROM.
@ -111,8 +112,10 @@ void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr)
debug("### Setting environment from EEPROM MAC address = "
"\"%pM\"\n",
env_enetaddr);
eth_setenv_enetaddr("ethaddr", rom_enetaddr);
ret = !eth_setenv_enetaddr("ethaddr", rom_enetaddr);
}
if (!ret)
printf("Failed to set mac address from EEPROM\n");
}
#endif /* CONFIG_DRIVER_TI_EMAC */