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Subject: Re: [PATCH] ath10k: Fix descriptor size in ce tx completion for
 WCN3990
From:   Kalle Valo <kvalo@codeaurora.org>
In-Reply-To: <1549952423-25096-1-git-send-email-pillair@codeaurora.org>
References: <1549952423-25096-1-git-send-email-pillair@codeaurora.org>
To:     Rakesh Pillai <pillair@codeaurora.org>
Cc:     ath10k@lists.infradead.org, linux-wireless@vger.kernel.org,
        Rakesh Pillai <pillair@codeaurora.org>
User-Agent: pwcli/0.0.0-git (https://github.com/kvalo/pwcli/) Python/2.7.12
Message-Id: <20190226125648.863C2613A8@smtp.codeaurora.org>
Date:   Tue, 26 Feb 2019 12:56:48 +0000 (UTC)
Sender: linux-wireless-owner@vger.kernel.org
Precedence: bulk

Rakesh Pillai <pillair@codeaurora.org> wrote:

> When the driver receives the tx completion of the
> descriptor over ce, it clears the nbytes configured
> for that particular descriptor. WCN3990 uses ce
> descriptors with 64-bit address.
> 
> Currently during handling the tx completion of the
> descriptors, the nbytes are accessed from the descriptors
> using ce_desc for 32-bit targets. This will lead to clearing
> of memory at incorrect offset if DMA MASK is set to greater
> than 32 bits.
> 
> Attach different ce tx copy completed handler for targets
> using address above 32-bit address.
> 
> Tested HW: WCN3990
> Tested FW: WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1
> 
> Signed-off-by: Rakesh Pillai <pillair@codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

02f73d3a9bdb ath10k: fix descriptor size in ce tx completion for WCN3990

-- 
https://patchwork.kernel.org/patch/10807393/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches