diff options
Diffstat (limited to 'drivers/net/wireless/b43/xmit.c')
| -rw-r--r-- | drivers/net/wireless/b43/xmit.c | 138 |
1 files changed, 99 insertions, 39 deletions
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c index b74f25ec1ab4..c73e8600d218 100644 --- a/drivers/net/wireless/b43/xmit.c +++ b/drivers/net/wireless/b43/xmit.c @@ -337,12 +337,19 @@ int b43_generate_txhdr(struct b43_wldev *dev, memcpy(txhdr->iv, ((u8 *) wlhdr) + wlhdr_len, iv_len); } } - if (b43_is_old_txhdr_format(dev)) { - b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->old_format.plcp), + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: + b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->format_598.plcp), plcp_fragment_len, rate); - } else { - b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->new_format.plcp), + break; + case B43_FW_HDR_351: + b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->format_351.plcp), + plcp_fragment_len, rate); + break; + case B43_FW_HDR_410: + b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->format_410.plcp), plcp_fragment_len, rate); + break; } b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)(&txhdr->plcp_fb), plcp_fragment_len, rate_fb); @@ -415,10 +422,10 @@ int b43_generate_txhdr(struct b43_wldev *dev, if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) || (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) { unsigned int len; - struct ieee80211_hdr *hdr; + struct ieee80211_hdr *uninitialized_var(hdr); int rts_rate, rts_rate_fb; int rts_rate_ofdm, rts_rate_fb_ofdm; - struct b43_plcp_hdr6 *plcp; + struct b43_plcp_hdr6 *uninitialized_var(plcp); struct ieee80211_rate *rts_cts_rate; rts_cts_rate = ieee80211_get_rts_cts_rate(dev->wl->hw, info); @@ -429,14 +436,21 @@ int b43_generate_txhdr(struct b43_wldev *dev, rts_rate_fb_ofdm = b43_is_ofdm_rate(rts_rate_fb); if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { - struct ieee80211_cts *cts; + struct ieee80211_cts *uninitialized_var(cts); - if (b43_is_old_txhdr_format(dev)) { + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: cts = (struct ieee80211_cts *) - (txhdr->old_format.rts_frame); - } else { + (txhdr->format_598.rts_frame); + break; + case B43_FW_HDR_351: cts = (struct ieee80211_cts *) - (txhdr->new_format.rts_frame); + (txhdr->format_351.rts_frame); + break; + case B43_FW_HDR_410: + cts = (struct ieee80211_cts *) + (txhdr->format_410.rts_frame); + break; } ieee80211_ctstoself_get(dev->wl->hw, info->control.vif, fragment_data, fragment_len, @@ -444,14 +458,21 @@ int b43_generate_txhdr(struct b43_wldev *dev, mac_ctl |= B43_TXH_MAC_SENDCTS; len = sizeof(struct ieee80211_cts); } else { - struct ieee80211_rts *rts; + struct ieee80211_rts *uninitialized_var(rts); - if (b43_is_old_txhdr_format(dev)) { + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: rts = (struct ieee80211_rts *) - (txhdr->old_format.rts_frame); - } else { + (txhdr->format_598.rts_frame); + break; + case B43_FW_HDR_351: rts = (struct ieee80211_rts *) - (txhdr->new_format.rts_frame); + (txhdr->format_351.rts_frame); + break; + case B43_FW_HDR_410: + rts = (struct ieee80211_rts *) + (txhdr->format_410.rts_frame); + break; } ieee80211_rts_get(dev->wl->hw, info->control.vif, fragment_data, fragment_len, @@ -462,22 +483,36 @@ int b43_generate_txhdr(struct b43_wldev *dev, len += FCS_LEN; /* Generate the PLCP headers for the RTS/CTS frame */ - if (b43_is_old_txhdr_format(dev)) - plcp = &txhdr->old_format.rts_plcp; - else - plcp = &txhdr->new_format.rts_plcp; + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: + plcp = &txhdr->format_598.rts_plcp; + break; + case B43_FW_HDR_351: + plcp = &txhdr->format_351.rts_plcp; + break; + case B43_FW_HDR_410: + plcp = &txhdr->format_410.rts_plcp; + break; + } b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)plcp, len, rts_rate); plcp = &txhdr->rts_plcp_fb; b43_generate_plcp_hdr((struct b43_plcp_hdr4 *)plcp, len, rts_rate_fb); - if (b43_is_old_txhdr_format(dev)) { + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: hdr = (struct ieee80211_hdr *) - (&txhdr->old_format.rts_frame); - } else { + (&txhdr->format_598.rts_frame); + break; + case B43_FW_HDR_351: hdr = (struct ieee80211_hdr *) - (&txhdr->new_format.rts_frame); + (&txhdr->format_351.rts_frame); + break; + case B43_FW_HDR_410: + hdr = (struct ieee80211_hdr *) + (&txhdr->format_410.rts_frame); + break; } txhdr->rts_dur_fb = hdr->duration_id; @@ -505,10 +540,17 @@ int b43_generate_txhdr(struct b43_wldev *dev, } /* Magic cookie */ - if (b43_is_old_txhdr_format(dev)) - txhdr->old_format.cookie = cpu_to_le16(cookie); - else - txhdr->new_format.cookie = cpu_to_le16(cookie); + switch (dev->fw.hdr_format) { + case B43_FW_HDR_598: + txhdr->format_598.cookie = cpu_to_le16(cookie); + break; + case B43_FW_HDR_351: + txhdr->format_351.cookie = cpu_to_le16(cookie); + break; + case B43_FW_HDR_410: + txhdr->format_410.cookie = cpu_to_le16(cookie); + break; + } if (phy->type == B43_PHYTYPE_N) { txhdr->phy_ctl1 = @@ -611,8 +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; @@ -622,9 +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)) { @@ -682,16 +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) @@ -744,6 +803,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) break; case B43_PHYTYPE_N: case B43_PHYTYPE_LP: + case B43_PHYTYPE_HT: /* chanid is the SHM channel cookie. Which is the plain * channel number in b43. */ if (chanstat & B43_RX_CHAN_5GHZ) { |