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Commit 601d6c4e authored by Eliad Peller's avatar Eliad Peller Committed by John W. Linville
Browse files

wl18xx: fix last tx rate calculation 



The last tx rate calculation didn't take into account
the different indices of 11a and 11g rates tables.

Add the required alignment (count only from the first
11a rate in case of 11a)

Signed-off-by: default avatarEliad Peller <eliad@wizery.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 30a00358

drivers/net/wireless/ti/wl18xx/tx.c

+5 −2
Original line number Diff line number Diff line
@@ -30,7 +30,7 @@ 


static

void wl18xx_get_last_tx_rate(struct wl1271 *wl, struct ieee80211_vif *vif,

			     struct ieee80211_tx_rate *rate)

			     u8 band, struct ieee80211_tx_rate *rate)

{

	u8 fw_rate = wl->fw_status->counters.tx_last_rate;
@@ -43,6 +43,8 @@ void wl18xx_get_last_tx_rate(struct wl1271 *wl, struct ieee80211_vif *vif, 


	if (fw_rate <= CONF_HW_RATE_INDEX_54MBPS) {

		rate->idx = fw_rate;

		if (band == IEEE80211_BAND_5GHZ)

			rate->idx -= CONF_HW_RATE_INDEX_6MBPS;

		rate->flags = 0;

	} else {

		rate->flags = IEEE80211_TX_RC_MCS;
@@ -102,7 +104,8 @@ static void wl18xx_tx_complete_packet(struct wl1271 *wl, u8 tx_stat_byte) 
	 * first pass info->control.vif while it's valid, and then fill out

	 * the info->status structures

	 */

	wl18xx_get_last_tx_rate(wl, info->control.vif, &info->status.rates[0]);

	wl18xx_get_last_tx_rate(wl, info->control.vif,

				info->band, &info->status.rates[0]);



	info->status.rates[0].count = 1; /* no data about retries */

	info->status.ack_signal = -1;