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wl18xx: support MIMO only if HT mode is not forced to SISO 

Don't use MIMO rates when HT mode is forced to SISO, even if we have
multiple antennas.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-11-28 11:42:46 +02:00 committed by Luciano Coelho
parent 9ae5d8d4b7
commit c80daad625
1 changed files with 6 additions and 1 deletions
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7
drivers/net/wireless/ti/wl18xx/main.c
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@ -1078,7 +1078,12 @@ static bool wl18xx_is_mimo_supported(struct wl1271 *wl)
{
struct wl18xx_priv *priv = wl->priv;
return priv->conf.phy.number_of_assembled_ant2_4 >= 2;
/* only support MIMO with multiple antennas, and when SISO
* is not forced through config
*/
return (priv->conf.phy.number_of_assembled_ant2_4 >= 2) &&
(priv->conf.ht.mode != HT_MODE_WIDE) &&
(priv->conf.ht.mode != HT_MODE_SISO20);
}
/*