From: Felix Fietkau <nbd@openwrt.org>
To: 8an@praha12.net
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org,
Johannes Berg <johannes@sipsolutions.net>,
ath5k-devel@lists.ath5k.org
Subject: Re: [PATCH 4/4] ath5k: Implement mac80211 callback set_coverage
Date: Sun, 06 Dec 2009 20:20:58 +0100 [thread overview]
Message-ID: <4B1C041A.3090708@openwrt.org> (raw)
In-Reply-To: <200912062000.26851.8an@praha12.net>
Lukáš Turek wrote:
> On 6.12.2009 19:34 Felix Fietkau wrote:
>> This part is wrong. The slot time can be either short or long, based on
>> configuration and PHY type.
> I did some test, and the value returned by ath5k_hw_get_slot_time was always
> 9, even when connected to 802.11b-only AP. I didn't try the turbo mode,
> though. Unfortunately I don't know how to calculate ACK timeouts for
> a different slot time - the formula I used is the only one in both Madwifi's
> and FreeBSD's athctrl.
In 2.4 GHz, regular slot time is 20 usec, unless short slot is enabled.
2.4 GHz with short slot and 5 GHz both use 9 usec.
- Felix
next prev parent reply other threads:[~2009-12-06 19:20 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-06 17:20 [PATCH 0/4] Setting coverage class (and ACK timeout and slot time) Lukáš Turek
2009-12-06 17:22 ` [PATCH 1/4] nl80211: Add new WIPHY attribute COVERAGE_CLASS Lukáš Turek
2009-12-06 18:01 ` Johannes Berg
2009-12-06 18:45 ` Lukáš Turek
2009-12-06 18:49 ` Johannes Berg
2009-12-06 19:28 ` Lukáš Turek
2009-12-06 19:32 ` Lukáš Turek
2009-12-06 21:59 ` Lukáš Turek
2009-12-07 6:57 ` Johannes Berg
2009-12-06 17:23 ` [PATCH 2/4] mac80211: Add new callback set_coverage Lukáš Turek
2009-12-07 10:59 ` Kalle Valo
2009-12-07 11:04 ` Johannes Berg
2009-12-06 17:24 ` [PATCH 3/4] ath5k: Fix functions for getting/setting slot time Lukáš Turek
2009-12-06 17:26 ` [PATCH 4/4] ath5k: Implement mac80211 callback set_coverage Lukáš Turek
2009-12-06 18:34 ` Felix Fietkau
2009-12-06 19:00 ` Lukáš Turek
2009-12-06 19:20 ` Felix Fietkau [this message]
2009-12-06 20:23 ` Lukáš Turek
2009-12-07 9:48 ` Felix Fietkau
2009-12-09 1:15 ` Lukáš Turek
2009-12-09 1:48 ` Felix Fietkau
2009-12-09 13:12 ` Lukáš Turek
2009-12-09 13:30 ` Felix Fietkau
2009-12-09 23:51 ` Lukáš Turek
2009-12-06 17:29 ` [PATCH] iw: Add support for NL80211_ATTR_WIPHY_COVERAGE_CLASS Lukáš Turek
2009-12-06 21:49 ` Luis R. Rodriguez
2009-12-06 21:52 ` Luis R. Rodriguez
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