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wlcore: support peer MIMO rates

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Parse the peer ht_cap element containing MCS8-MCS15 rates and pass it
to the FW. Rates unsupported by the HW will be sanitized by mac80211
before reaching us.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-05-10 12:13:33 +03:00 committed by Luciano Coelho
parent f13af3484f
commit b3a47ee0ec
4 changed files with 8 additions and 4 deletions
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4
drivers/net/wireless/ti/wlcore/cmd.c
View File

@ -1371,7 +1371,9 @@ int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif,
sta_rates = sta->supp_rates[wlvif->band];
if (sta->ht_cap.ht_supported)
sta_rates |= sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET;
sta_rates |=
(sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) |
(sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET);
cmd->supported_rates =
cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates,

3
drivers/net/wireless/ti/wlcore/main.c
View File

@ -3696,7 +3696,8 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl,
sta_rate_set = sta->supp_rates[wl->hw->conf.channel->band];
if (sta->ht_cap.ht_supported)
sta_rate_set |=
(sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET);
(sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) |
(sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET);
sta_ht_cap = sta->ht_cap;
sta_exists = true;

4
drivers/net/wireless/ti/wlcore/tx.c
View File

@ -428,10 +428,10 @@ u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set,
rate_set >>= 1;
}
/* MCS rates indication are on bits 16 - 23 */
/* MCS rates indication are on bits 16 - 31 */
rate_set >>= HW_HT_RATES_OFFSET - band->n_bitrates;
for (bit = 0; bit < 8; bit++) {
for (bit = 0; bit < 16; bit++) {
if (rate_set & 0x1)
enabled_rates |= (CONF_HW_BIT_RATE_MCS_0 << bit);
rate_set >>= 1;

1
drivers/net/wireless/ti/wlcore/wl12xx.h
View File

@ -502,6 +502,7 @@ void wl1271_rx_filter_flatten_fields(struct wl12xx_rx_filter *filter,
/* Macros to handle wl1271.sta_rate_set */
#define HW_BG_RATES_MASK 0xffff
#define HW_HT_RATES_OFFSET 16
#define HW_MIMO_RATES_OFFSET 24
#define WL12XX_HW_BLOCK_SIZE 256