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* [MAC80211]: remove unused ioctls (2)Johannes Berg2007-10-10
| | | | | | | | | | | | | | | The ioctls * PRISM2_PARAM_STA_ANTENNA_SEL * PRISM2_PARAM_TX_POWER_REDUCTION * PRISM2_PARAM_DEFAULT_WEP_ONLY are not used by hostapd or wpa_supplicant. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Acked-by: Michael Wu <flamingice@sourmilk.net> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* [NET]: DIV_ROUND_UP cleanup (part two)Ilpo Järvinen2007-10-10
| | | | | | | | | | | Hopefully captured all single statement cases under net/. I'm not too sure if there is some policy about #includes that are "guaranteed" (ie., in the current tree) to be available through some other #included header, so I just added linux/kernel.h to each changed file that didn't #include it previously. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
* [MAC80211]: Improve sanity checks on injected packetsAndy Green2007-10-10
| | | | | | | | | | | | Michael Wu noticed that the skb length checking is not taken care of enough when a packet is presented on the Monitor interface for injection. This patch improves the sanity checking and removes fake offsets placed into the skb network and transport header. Signed-off-by: Andy Green <andy@warmcat.com> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* [MAC80211]: improved short preamble handlingDaniel Drake2007-10-10
| | | | | | | | | | | | | | | | | | | | | | | Similarly to CTS protection, whether short preambles are used for 802.11b transmissions should be a per-subif setting, not device global. For STAs, this patch makes short preamble handling automatic based on the ERP IE. For APs, hostapd still uses the prism ioctls, but the write ioctl has been restricted to AP-only subifs. ieee80211_txrx_data.short_preamble (an unused field) was removed. Unfortunately, some API changes were required for the following functions: - ieee80211_generic_frame_duration - ieee80211_rts_duration - ieee80211_ctstoself_duration - ieee80211_rts_get - ieee80211_ctstoself_get Affected drivers were updated accordingly. Signed-off-by: Daniel Drake <dsd@gentoo.org> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* [MAC80211]: Add LONG_RETRY flag to ieee80211_tx_controlIvo van Doorn2007-10-10
| | | | | | | | | | | | | | | | | | | | | mac80211 informs the driver what the short and long retry values are through set_retry_limit(), but when packets are being transmitted it did not inform the driver which of the 2 retry limits should actually be used. Instead it sends the actual value, but for drivers that can only set the retry limit and the register and in the descriptor need to indicate which of the limits should be used this is not really useful. This patch will add a IEEE80211_TXCTL_LONG_RETRY_LIMIT flag to the ieee80211_tx_control structure. By default the short retry limit should be used but if the flag is set the long retry should be used. This does not prevent the driver to ignore the request for "no retry" packets, but at least those will be send out with the short retry limit. But there is no perfect cure for this problem.. :( Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* [MAC80211]: improve locking of sta_info related structuresMichael Wu2007-10-10
| | | | | | | | | | | The sta_info code has some awkward locking which prevents some driver callbacks from being allowed to sleep. This patch makes the locking more focused so code that calls driver callbacks are allowed to sleep. It also converts sta_lock to a rwlock. Signed-off-by: Michael Wu <flamingice@sourmilk.net> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* [MAC80211]: split TX path into own fileJohannes Berg2007-10-10
Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Jiri Benc <jbenc@suse.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>