xfnw/plan9fox
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

etheriwl: use first available antenna from eeprom txantmask instead of hardcode to antenna A

Browse source
This commit is contained in:
cinap_lenrek 2013-02-16 04:42:42 +01:00
parent 27a8b509c9
commit f6290afb14
1 changed files with 7 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
sys/src/9/pc/etheriwl.c
View file

@ -1725,7 +1725,7 @@ enum {
static void
transmit(Wifi *wifi, Wnode *wn, Block *b)
{
int flags, nodeid, rate;
int flags, nodeid, rate, ant;
uchar c[Tcmdsize], *p;
Ether *edev;
Ctlr *ctlr;
@ -1773,6 +1773,11 @@ transmit(Wifi *wifi, Wnode *wn, Block *b)
}
qunlock(ctlr);
/* select first available antenna */
ant = ctlr->rfcfg.txantmask & 7;
ant |= (ant == 0);
ant = ((ant - 1) & ant) ^ ant;
memset(p = c, 0, sizeof(c));
put16(p, BLEN(b));
p += 2;
@ -1783,7 +1788,7 @@ transmit(Wifi *wifi, Wnode *wn, Block *b)
p += 4; /* scratch */
*p++ = ratetab[rate].plcp;
*p++ = ratetab[rate].flags | (1<<6);
*p++ = ratetab[rate].flags | (ant<<6);
p += 2; /* xflags */
*p++ = nodeid;