* Re: [PATCH v2 1/2] mac80211: improved short preamble handling
[not found] <20070715140739.C13187B409F@zog.reactivated.net>
@ 2007-07-19 19:15 ` John W. Linville
0 siblings, 0 replies; only message in thread
From: John W. Linville @ 2007-07-19 19:15 UTC (permalink / raw)
To: Daniel Drake; +Cc: jbenc, netdev, linux-wireless, rt2400-devel, mb, flamingice
On Sun, Jul 15, 2007 at 03:07:39PM +0100, Daniel Drake wrote:
> 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 (bcm43xx, rt2x00 and rtl8187) were updated accordingly.
>
> Signed-off-by: Daniel Drake <dsd@gentoo.org>
Jiri, Michael -- this applies to upstream w/ just some offsets if you
ignore the driver bits that aren't upstream. I'll be happy to handle
the patch monkeying if you are happy w/ this patch.
John
--
John W. Linville
linville@tuxdriver.com
^ permalink raw reply [flat|nested] only message in thread