From: Sujith <m.sujith@gmail.com>
To: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
"ath9k-devel@lists.ath9k.org" <ath9k-devel@lists.ath9k.org>
Subject: Re: [RFC/WIP 30/33] ath9k_htc: Fix host RX initialization
Date: Fri, 21 Jan 2011 12:14:02 +0530 [thread overview]
Message-ID: <19769.11058.386641.473164@gargle.gargle.HOWL> (raw)
In-Reply-To: <20110121063059.GA20058@vasanth-laptop>
Vasanthakumar Thiagarajan wrote:
> I think we need to take care a bug in reg AR_STA_ID1 configuration.
> During hw reset, operating mode is set in AR_STA_ID1 but right after
> it's overwritten. See the following code segment in
> ath9k_hw_reset().
>
> ath9k_hw_set_operating_mode(ah, ah->opmode);
>
> ENABLE_REGWRITE_BUFFER(ah);
>
> REG_WRITE(ah, AR_STA_ID0, get_unaligned_le32(common->macaddr));
> REG_WRITE(ah, AR_STA_ID1, get_unaligned_le16(common->macaddr + 4)
> | macStaId1
> | AR_STA_ID1_RTS_USE_DEF
> | (ah->config.
> ack_6mb ? AR_STA_ID1_ACKCTS_6MB : 0)
> | ah->sta_id1_defaults);
>
>
> Existing code works because we configure the opmode again through
> ath9k_htc_opmode_init() after reset.
Looks like I changed this, see commit 6819d57f07440a8f9540967d9212a70e9c98eceb
But yes, opmode_init() in both ath9k and ath9k_htc takes care of this.
I'll fix this.
Sujith
prev parent reply other threads:[~2011-01-21 6:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-21 3:03 [RFC/WIP 30/33] ath9k_htc: Fix host RX initialization Sujith
2011-01-21 6:31 ` Vasanthakumar Thiagarajan
2011-01-21 6:44 ` Sujith [this message]
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