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From: Oleksij Rempel <linux@rempel-privat.de>
To: Adrian Chadd <adrian@freebsd.org>
Cc: Felix Fietkau <nbd@openwrt.org>,
	ath9k-devel@lists.ath9k.org, linux-wireless@vger.kernel.org
Subject: Re: [ath9k-devel] [PATCH 1/2] ath9k_htc: add STBC TX support
Date: Sat, 04 May 2013 08:50:42 +0200	[thread overview]
Message-ID: <5184AFC2.8060101@rempel-privat.de> (raw)
In-Reply-To: <CAJ-Vmo=XYK=Jkc40U_vJO03n+tiA_LDpw8e1QKYRX6-+E9o4fA@mail.gmail.com>

Am 02.05.2013 22:15, schrieb Adrian Chadd:
> Well, let's dig into the firmware a bit more and tidy up how STBC is handled.

Does it mean, i should change this patch and provide a patch for 
firmware too?
I still do not think, changing peer caps i a good idea in any case.
I mena this part of patch:
+               if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
+                       caps |= WLAN_RC_TX_STBC_FLAG;


Behaviour with this patch will be fallowing:
- peer provide caps, even if it is RX-STBC12
- we pass this information to firmware and ratecontroller of FW, do 
right decision based on hardware it has.

You suggestion, if i understand it correctly, is to filter caps:
- if peer provide more than we can, we should tell firmware the value 
what we can. So, if peer say it can RX-STBC12, we should tell firmware 
that peer is RX-STBC1.
In my opinion, this kind of filter is a source for hidden errors.
-- 
Regards,
Oleksij

  reply	other threads:[~2013-05-04  6:50 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-02  8:11 [PATCH 0/2] work sync Oleksij Rempel
2013-05-02  8:11 ` [PATCH 1/2] ath9k_htc: add STBC TX support Oleksij Rempel
2013-05-02 16:55   ` Adrian Chadd
2013-05-02 17:32     ` Oleksij Rempel
2013-05-02 18:01       ` [ath9k-devel] " Felix Fietkau
2013-05-02 20:15         ` Adrian Chadd
2013-05-04  6:50           ` Oleksij Rempel [this message]
2013-05-04  6:55             ` Oleksij Rempel
2013-05-04 10:02             ` Felix Fietkau
2013-05-04 11:08               ` Oleksij Rempel
2013-05-04 11:16                 ` Felix Fietkau
2013-05-04 11:28                   ` Oleksij Rempel
2013-05-04 14:49                   ` Adrian Chadd
2013-05-04 17:50                   ` Adrian Chadd
2013-05-04 18:29                     ` Oleksij Rempel
2013-05-04  7:33           ` [PATCH v2] " Oleksij Rempel
2013-05-04 10:59           ` [PATCH] " Oleksij Rempel
2013-05-04 11:32           ` [PATCH v4] " Oleksij Rempel
2013-05-02 20:32         ` [ath9k-devel] [PATCH 1/2] " Oleksij Rempel
2013-05-02  8:11 ` [PATCH 2/2] ath9k: remove useless flag conversation Oleksij Rempel

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