From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 11 Aug 2011 16:20:23 +0200 Subject: [PATCH 4/3] b43: support new RX header, noticed to be used in 598.314+ fw Message-ID: <1313072423-15512-4-git-send-email-zajec5@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-wireless@vger.kernel.org, "John W. Linville" Cc: b43-dev@lists.infradead.org, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Signed-off-by: Rafa? Mi?ecki --- drivers/net/wireless/b43/pio.c | 10 +++++++++- drivers/net/wireless/b43/xmit.c | 21 ++++++++++++++++----- drivers/net/wireless/b43/xmit.h | 19 ++++++++++++++++--- 3 files changed, 41 insertions(+), 9 deletions(-) diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c index 6e4228c..ce8a4bd 100644 --- a/drivers/net/wireless/b43/pio.c +++ b/drivers/net/wireless/b43/pio.c @@ -676,7 +676,15 @@ data_ready: goto rx_error; } - macstat = le32_to_cpu(rxhdr->mac_status); + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: + macstat = le32_to_cpu(rxhdr->format_598.mac_status); + break; + case B43_FW_HDR_410: + case B43_FW_HDR_351: + macstat = le32_to_cpu(rxhdr->format_351.mac_status); + break; + } if (macstat & B43_RX_MAC_FCSERR) { if (!(q->dev->wl->filter_flags & FIF_FCSFAIL)) { /* Drop frames with failed FCS. */ diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c index b02170d..5b82409 100644 --- a/drivers/net/wireless/b43/xmit.c +++ b/drivers/net/wireless/b43/xmit.c @@ -653,8 +653,9 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) struct ieee80211_hdr *wlhdr; const struct b43_rxhdr_fw4 *rxhdr = _rxhdr; __le16 fctl; - u16 phystat0, phystat3, chanstat, mactime; - u32 macstat; + u16 phystat0, phystat3; + u16 uninitialized_var(chanstat), uninitialized_var(mactime); + u32 uninitialized_var(macstat); u16 chanid; u16 phytype; int padding; @@ -664,9 +665,19 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) /* Get metadata about the frame from the header. */ phystat0 = le16_to_cpu(rxhdr->phy_status0); phystat3 = le16_to_cpu(rxhdr->phy_status3); - macstat = le32_to_cpu(rxhdr->mac_status); - mactime = le16_to_cpu(rxhdr->mac_time); - chanstat = le16_to_cpu(rxhdr->channel); + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: + macstat = le32_to_cpu(rxhdr->format_598.mac_status); + mactime = le16_to_cpu(rxhdr->format_598.mac_time); + chanstat = le16_to_cpu(rxhdr->format_598.channel); + break; + case B43_FW_HDR_410: + case B43_FW_HDR_351: + macstat = le32_to_cpu(rxhdr->format_351.mac_status); + mactime = le16_to_cpu(rxhdr->format_351.mac_time); + chanstat = le16_to_cpu(rxhdr->format_351.channel); + break; + } phytype = chanstat & B43_RX_CHAN_PHYTYPE; if (unlikely(macstat & B43_RX_MAC_FCSERR)) { diff --git a/drivers/net/wireless/b43/xmit.h b/drivers/net/wireless/b43/xmit.h index dccf7c1..dc37297 100644 --- a/drivers/net/wireless/b43/xmit.h +++ b/drivers/net/wireless/b43/xmit.h @@ -250,9 +250,22 @@ struct b43_rxhdr_fw4 { } __packed; __le16 phy_status2; /* PHY RX Status 2 */ __le16 phy_status3; /* PHY RX Status 3 */ - __le32 mac_status; /* MAC RX status */ - __le16 mac_time; - __le16 channel; + union { + /* Tested with 598.314, 644.1001 and 666.2 */ + struct { + PAD_BYTES(1); + __le32 mac_status; /* MAC RX status */ + __le16 mac_time; + __le16 channel; + } format_598 __packed; + + /* Tested with 351.126, 410.2160, 478.104 and 508.* */ + struct { + __le32 mac_status; /* MAC RX status */ + __le16 mac_time; + __le16 channel; + } format_351 __packed; + } __packed; } __packed; /* PHY RX Status 0 */ -- 1.7.3.4