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limit the amount of retries when sending data to prevent lockups.

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alfred 2001-03-27 05:03:49 +00:00
parent bf4ebb7141
commit 7c1edc42aa
1 changed files with 9 additions and 2 deletions
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11
sys/dev/wi/if_wi.c
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@ -952,8 +952,10 @@ static int wi_write_data(sc, id, off, buf, len)
{
int i;
u_int16_t *ptr;
#ifdef WI_HERMES_AUTOINC_WAR
int retries;
retries = WI_TIMEOUT >> 4;
again:
#endif
@ -973,7 +975,12 @@ static int wi_write_data(sc, id, off, buf, len)
if (CSR_READ_2(sc, WI_DATA0) != 0x1234 ||
CSR_READ_2(sc, WI_DATA0) != 0x5678)
goto again;
{
if (--retries >= 0)
goto again;
device_printf(sc->dev, "wi_write_data device timeout\n");
return (EIO);
}
#endif
return(0);