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Commit e2186b7c authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville
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ath9k_htc: Add set_bitrate_mask() callback 



This callback is used to set the minimum rate for management
frames.

Signed-off-by: default avatarSujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent a55bb94a

drivers/net/wireless/ath/ath9k/htc_drv_main.c

+50 −0
Original line number Diff line number Diff line
@@ -1659,6 +1659,55 @@ static void ath9k_htc_set_coverage_class(struct ieee80211_hw *hw, 
	mutex_unlock(&priv->mutex);

}



/*

 * Currently, this is used only for selecting the minimum rate

 * for management frames, rate selection for data frames remain

 * unaffected.

 */

static int ath9k_htc_set_bitrate_mask(struct ieee80211_hw *hw,

				      struct ieee80211_vif *vif,

				      const struct cfg80211_bitrate_mask *mask)

{

	struct ath9k_htc_priv *priv = hw->priv;

	struct ath_common *common = ath9k_hw_common(priv->ah);

	struct ath9k_htc_target_rate_mask tmask;

	struct ath9k_htc_vif *avp = (void *)vif->drv_priv;

	int ret = 0;

	u8 cmd_rsp;



	memset(&tmask, 0, sizeof(struct ath9k_htc_target_rate_mask));



	tmask.vif_index = avp->index;

	tmask.band = IEEE80211_BAND_2GHZ;

	tmask.mask = cpu_to_be32(mask->control[IEEE80211_BAND_2GHZ].legacy);



	WMI_CMD_BUF(WMI_BITRATE_MASK_CMDID, &tmask);

	if (ret) {

		ath_err(common,

			"Unable to set 2G rate mask for "

			"interface at idx: %d\n", avp->index);

		goto out;

	}



	tmask.band = IEEE80211_BAND_5GHZ;

	tmask.mask = cpu_to_be32(mask->control[IEEE80211_BAND_5GHZ].legacy);



	WMI_CMD_BUF(WMI_BITRATE_MASK_CMDID, &tmask);

	if (ret) {

		ath_err(common,

			"Unable to set 5G rate mask for "

			"interface at idx: %d\n", avp->index);

		goto out;

	}



	ath_dbg(common, ATH_DBG_CONFIG,

		"Set bitrate masks: 0x%x, 0x%x\n",

		mask->control[IEEE80211_BAND_2GHZ].legacy,

		mask->control[IEEE80211_BAND_5GHZ].legacy);

out:

	return ret;

}



struct ieee80211_ops ath9k_htc_ops = {

	.tx                 = ath9k_htc_tx,

	.start              = ath9k_htc_start,
@@ -1681,4 +1730,5 @@ struct ieee80211_ops ath9k_htc_ops = { 
	.set_rts_threshold  = ath9k_htc_set_rts_threshold,

	.rfkill_poll        = ath9k_htc_rfkill_poll_state,

	.set_coverage_class = ath9k_htc_set_coverage_class,

	.set_bitrate_mask   = ath9k_htc_set_bitrate_mask,

};