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wl18xx: explicitly remove the 5Ghz MIMO HT cap

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The 18xx chip does not support MIMO in 5Ghz. Use the siso20 HT cap as
fallback in 5Ghz when "mimo" is requested.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-06-13 19:09:24 +03:00 committed by Luciano Coelho
parent 1e41213fe7
commit 68a847f2c1
1 changed files with 3 additions and 14 deletions
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17
drivers/net/wireless/ti/wl18xx/main.c
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@ -1255,18 +1255,6 @@ static struct ieee80211_sta_ht_cap wl18xx_mimo_ht_cap_2ghz = {
},
};
static struct ieee80211_sta_ht_cap wl18xx_mimo_ht_cap_5ghz = {
.cap = IEEE80211_HT_CAP_SGI_20,
.ht_supported = true,
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_16K,
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_16,
.mcs = {
.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
.rx_highest = cpu_to_le16(72),
.tx_params = IEEE80211_HT_MCS_TX_DEFINED,
},
};
static int __devinit wl18xx_probe(struct platform_device *pdev)
{
struct wl1271 *wl;
@ -1309,9 +1297,10 @@ static int __devinit wl18xx_probe(struct platform_device *pdev)
memcpy(&wl->ht_cap[IEEE80211_BAND_2GHZ],
&wl18xx_mimo_ht_cap_2ghz,
sizeof(wl18xx_mimo_ht_cap_2ghz));
/* we don't support MIMO in 5Ghz */
memcpy(&wl->ht_cap[IEEE80211_BAND_5GHZ],
&wl18xx_mimo_ht_cap_5ghz,
sizeof(wl18xx_mimo_ht_cap_5ghz));
&wl18xx_siso20_ht_cap,
sizeof(wl18xx_siso20_ht_cap));
} else if (!strcmp(ht_mode_param, "siso20")) {
memcpy(&wl->ht_cap[IEEE80211_BAND_2GHZ],
&wl18xx_siso20_ht_cap,