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path: root/drivers/net/wireless/b43legacy/xmit.c
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Diffstat (limited to 'drivers/net/wireless/b43legacy/xmit.c')
-rw-r--r--drivers/net/wireless/b43legacy/xmit.c26
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 65e833781608..12fca99f7578 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -188,7 +188,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
188 struct b43legacy_txhdr_fw3 *txhdr, 188 struct b43legacy_txhdr_fw3 *txhdr,
189 const unsigned char *fragment_data, 189 const unsigned char *fragment_data,
190 unsigned int fragment_len, 190 unsigned int fragment_len,
191 const struct ieee80211_tx_info *info, 191 struct ieee80211_tx_info *info,
192 u16 cookie) 192 u16 cookie)
193{ 193{
194 const struct ieee80211_hdr *wlhdr; 194 const struct ieee80211_hdr *wlhdr;
@@ -201,6 +201,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
201 u32 mac_ctl = 0; 201 u32 mac_ctl = 0;
202 u16 phy_ctl = 0; 202 u16 phy_ctl = 0;
203 struct ieee80211_rate *tx_rate; 203 struct ieee80211_rate *tx_rate;
204 struct ieee80211_tx_rate *rates;
204 205
205 wlhdr = (const struct ieee80211_hdr *)fragment_data; 206 wlhdr = (const struct ieee80211_hdr *)fragment_data;
206 207
@@ -274,7 +275,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
274 /* PHY TX Control word */ 275 /* PHY TX Control word */
275 if (rate_ofdm) 276 if (rate_ofdm)
276 phy_ctl |= B43legacy_TX4_PHY_OFDM; 277 phy_ctl |= B43legacy_TX4_PHY_OFDM;
277 if (dev->short_preamble) 278 if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE)
278 phy_ctl |= B43legacy_TX4_PHY_SHORTPRMBL; 279 phy_ctl |= B43legacy_TX4_PHY_SHORTPRMBL;
279 switch (info->antenna_sel_tx) { 280 switch (info->antenna_sel_tx) {
280 case 0: 281 case 0:
@@ -291,6 +292,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
291 } 292 }
292 293
293 /* MAC control */ 294 /* MAC control */
295 rates = info->control.rates;
294 if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) 296 if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
295 mac_ctl |= B43legacy_TX4_MAC_ACK; 297 mac_ctl |= B43legacy_TX4_MAC_ACK;
296 if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) 298 if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
@@ -299,12 +301,22 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
299 mac_ctl |= B43legacy_TX4_MAC_STMSDU; 301 mac_ctl |= B43legacy_TX4_MAC_STMSDU;
300 if (rate_fb_ofdm) 302 if (rate_fb_ofdm)
301 mac_ctl |= B43legacy_TX4_MAC_FALLBACKOFDM; 303 mac_ctl |= B43legacy_TX4_MAC_FALLBACKOFDM;
302 if (info->flags & IEEE80211_TX_CTL_LONG_RETRY_LIMIT) 304
305 /* Overwrite rates[0].count to make the retry calculation
306 * in the tx status easier. need the actual retry limit to
307 * detect whether the fallback rate was used.
308 */
309 if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
310 (rates[0].count <= dev->wl->hw->conf.long_frame_max_tx_count)) {
311 rates[0].count = dev->wl->hw->conf.long_frame_max_tx_count;
303 mac_ctl |= B43legacy_TX4_MAC_LONGFRAME; 312 mac_ctl |= B43legacy_TX4_MAC_LONGFRAME;
313 } else {
314 rates[0].count = dev->wl->hw->conf.short_frame_max_tx_count;
315 }
304 316
305 /* Generate the RTS or CTS-to-self frame */ 317 /* Generate the RTS or CTS-to-self frame */
306 if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) || 318 if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
307 (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)) { 319 (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) {
308 unsigned int len; 320 unsigned int len;
309 struct ieee80211_hdr *hdr; 321 struct ieee80211_hdr *hdr;
310 int rts_rate; 322 int rts_rate;
@@ -319,7 +331,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
319 if (rts_rate_fb_ofdm) 331 if (rts_rate_fb_ofdm)
320 mac_ctl |= B43legacy_TX4_MAC_CTSFALLBACKOFDM; 332 mac_ctl |= B43legacy_TX4_MAC_CTSFALLBACKOFDM;
321 333
322 if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) { 334 if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
323 ieee80211_ctstoself_get(dev->wl->hw, 335 ieee80211_ctstoself_get(dev->wl->hw,
324 info->control.vif, 336 info->control.vif,
325 fragment_data, 337 fragment_data,
@@ -362,7 +374,7 @@ int b43legacy_generate_txhdr(struct b43legacy_wldev *dev,
362 u8 *txhdr, 374 u8 *txhdr,
363 const unsigned char *fragment_data, 375 const unsigned char *fragment_data,
364 unsigned int fragment_len, 376 unsigned int fragment_len,
365 const struct ieee80211_tx_info *info, 377 struct ieee80211_tx_info *info,
366 u16 cookie) 378 u16 cookie)
367{ 379{
368 return generate_txhdr_fw3(dev, (struct b43legacy_txhdr_fw3 *)txhdr, 380 return generate_txhdr_fw3(dev, (struct b43legacy_txhdr_fw3 *)txhdr,