From 1b2fb7dc71c1f8f97663c2da84fa1c8183588474 Mon Sep 17 00:00:00 2001 From: "John W. Linville" Date: Mon, 3 May 2010 16:06:47 -0400 Subject: [PATCH] p54: Added get_survey callback in order to get channel noise Signed-off-by: John W. Linville --- drivers/net/wireless/p54/main.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/net/wireless/p54/main.c b/drivers/net/wireless/p54/main.c index c072f41747ca..47db439b63bf 100644 --- a/drivers/net/wireless/p54/main.c +++ b/drivers/net/wireless/p54/main.c @@ -507,6 +507,22 @@ out_unlock: return ret; } +static int p54_get_survey(struct ieee80211_hw *dev, int idx, + struct survey_info *survey) +{ + struct p54_common *priv = dev->priv; + struct ieee80211_conf *conf = &dev->conf; + + if (idx != 0) + return -ENOENT; + + survey->channel = conf->channel; + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = clamp_t(s8, priv->noise, -128, 127); + + return 0; +} + static const struct ieee80211_ops p54_ops = { .tx = p54_tx_80211, .start = p54_start, @@ -523,6 +539,7 @@ static const struct ieee80211_ops p54_ops = { .configure_filter = p54_configure_filter, .conf_tx = p54_conf_tx, .get_stats = p54_get_stats, + .get_survey = p54_get_survey, }; struct ieee80211_hw *p54_init_common(size_t priv_data_len)