From: Kalle Valo <kvalo@codeaurora.org>
To: Rakesh Pillai <pillair@codeaurora.org>
Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.org
Subject: Re: [PATCH] ath10k: Fix descriptor size in ce tx completion for WCN3990
Date: Tue, 26 Feb 2019 12:56:47 +0000 (UTC) [thread overview]
Message-ID: <20190226125648.2EFE660397@smtp.codeaurora.org> (raw)
In-Reply-To: <1549952423-25096-1-git-send-email-pillair@codeaurora.org>
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
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prev parent reply other threads:[~2019-02-26 12:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-12 6:20 [PATCH] ath10k: Fix descriptor size in ce tx completion for WCN3990 Rakesh Pillai
2019-02-26 12:56 ` Kalle Valo [this message]
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