On 06/29/2011 03:55 PM, Jouni Malinen wrote: > On Wed, Jun 29, 2011 at 03:43:20PM +0200, Michel Alexandre Salim wrote: >> My first attempt to solve this was to use 'iwconfig wlan0 set rate >> 54M' -- but this yields "Operation not supported". How about making >> a request for a rate of 54M or below switch the device to 802.11g >> mode (and optionally, a rate of 11M or below => 802.11b mode)? That >> way we don't need to invent a new interface at all. How would I go >> about adding support for rate setting requests to the driver? > > I would first move from WEXT to nl80211 in order to get any chance of > getting the change accepted.. We have a somewhat similar mechanism in > NL80211_CMD_SET_TX_BITRATE_MASK, but it does not address HT rates at > all, so some additions would be needed. For example, a new attribute to > the command could be used to set TX mask for MCS indexes and if none are > allowed, HT could be disabled. Though, a cleaner mechanism would likely > be to just provide an explicit attribute to disable 802.11n. If that is > done outside the scope of a single connection, that would be available > as a manual workaround even without modifications to > wpa_supplicant/NM/ConnMan. > Thanks for the pointers -- I'll take a look at it and get back when I have working code.
-- Michel Alexandre Salim µblog: http://identi.ca/hircus http://twitter.com/hircus GPG key ID: 78884778 () ascii ribbon campaign - against html e-mail /\ www.asciiribbon.org - against proprietary attachments _______________________________________________ ath9k-devel mailing list [email protected] https://lists.ath9k.org/mailman/listinfo/ath9k-devel
