From 207ae4a3733686df2aabd2dd6feefbde4e69cdd5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Wed, 12 Oct 2011 23:18:15 +0200 Subject: [PATCH] b43: N-PHY: report signal to mac80211 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: John W. Linville --- drivers/net/wireless/b43/xmit.c | 18 ++++++++++++------ drivers/net/wireless/b43/xmit.h | 10 +++++++++- 2 files changed, 21 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c index b8de62c22479..c73e8600d218 100644 --- a/drivers/net/wireless/b43/xmit.c +++ b/drivers/net/wireless/b43/xmit.c @@ -735,16 +735,22 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) } /* Link quality statistics */ - if ((chanstat & B43_RX_CHAN_PHYTYPE) == B43_PHYTYPE_N) { -// s8 rssi = max(rxhdr->power0, rxhdr->power1); - //TODO: Find out what the rssi value is (dBm or percentage?) - // and also find out what the maximum possible value is. - // Fill status.ssi and status.signal fields. - } else { + switch (chanstat & B43_RX_CHAN_PHYTYPE) { + case B43_PHYTYPE_N: + if (rxhdr->power0 == 16 || rxhdr->power0 == 32) + status.signal = max(rxhdr->power1, rxhdr->power2); + else + status.signal = max(rxhdr->power0, rxhdr->power1); + break; + case B43_PHYTYPE_A: + case B43_PHYTYPE_B: + case B43_PHYTYPE_G: + case B43_PHYTYPE_LP: status.signal = b43_rssi_postprocess(dev, rxhdr->jssi, (phystat0 & B43_RX_PHYST0_OFDM), (phystat0 & B43_RX_PHYST0_GAINCTL), (phystat3 & B43_RX_PHYST3_TRSTATE)); + break; } if (phystat0 & B43_RX_PHYST0_OFDM) diff --git a/drivers/net/wireless/b43/xmit.h b/drivers/net/wireless/b43/xmit.h index f6e8bc436d5a..16c514d54afa 100644 --- a/drivers/net/wireless/b43/xmit.h +++ b/drivers/net/wireless/b43/xmit.h @@ -248,7 +248,15 @@ struct b43_rxhdr_fw4 { __s8 power1; /* PHY RX Status 1: Power 1 */ } __packed; } __packed; - __le16 phy_status2; /* PHY RX Status 2 */ + union { + /* RSSI for N-PHYs */ + struct { + __s8 power2; + PAD_BYTES(1); + } __packed; + + __le16 phy_status2; /* PHY RX Status 2 */ + } __packed; __le16 phy_status3; /* PHY RX Status 3 */ union { /* Tested with 598.314, 644.1001 and 666.2 */ -- GitLab