libertas_tf: add get_survey callback in order to get channel noise (bef9cb58) · Commits · 戴 / test

drivers/net/wireless/libertas_tf/libertas_tf.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -253,6 +253,9 @@ struct lbtf_private {
		u8 fw_ready;
		u8 surpriseremoved;
		struct sk_buff_head bc_ps_buf;

		/* Most recently reported noise in dBm */
		s8 noise;
		};

		/* 802.11-related definitions */

+18 −0

Original line number	Diff line number	Diff line
		@@ -525,6 +525,22 @@ static void lbtf_op_bss_info_changed(struct ieee80211_hw *hw,
		lbtf_deb_leave(LBTF_DEB_MACOPS);
		}

		static int lbtf_op_get_survey(struct ieee80211_hw *hw, int idx,
		struct survey_info *survey)
		{
		struct lbtf_private *priv = hw->priv;
		struct ieee80211_conf *conf = &hw->conf;

		if (idx != 0)
		return -ENOENT;

		survey->channel = conf->channel;
		survey->filled = SURVEY_INFO_NOISE_DBM;
		survey->noise = priv->noise;

		return 0;
		}

		static const struct ieee80211_ops lbtf_ops = {
		.tx = lbtf_op_tx,
		.start = lbtf_op_start,
		@@ -535,6 +551,7 @@ static const struct ieee80211_ops lbtf_ops = {
		.prepare_multicast = lbtf_op_prepare_multicast,
		.configure_filter = lbtf_op_configure_filter,
		.bss_info_changed = lbtf_op_bss_info_changed,
		.get_survey = lbtf_op_get_survey,
		};

		int lbtf_rx(struct lbtf_private priv, struct sk_buff skb)
		@@ -555,6 +572,7 @@ int lbtf_rx(struct lbtf_private priv, struct sk_buff skb)
		stats.freq = priv->cur_freq;
		stats.band = IEEE80211_BAND_2GHZ;
		stats.signal = prxpd->snr;
		priv->noise = prxpd->nf;
		/* Marvell rate index has a hole at value 4 */
		if (prxpd->rx_rate > 4)
		--prxpd->rx_rate;