From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Raja Mani <rmani@qti.qualcomm.com>
Cc: linux-wireless@vger.kernel.org, ath10k@lists.infradead.org
Subject: Re: [PATCH] ath10k: add pktlog support for 10.4 firmware
Date: Wed, 19 Aug 2015 14:08:06 +0300 [thread overview]
Message-ID: <87io8ba63t.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <1435043155-3111-1-git-send-email-rmani@qti.qualcomm.com> (Raja Mani's message of "Tue, 23 Jun 2015 12:35:55 +0530")
Raja Mani <rmani@qti.qualcomm.com> writes:
> 10.4 firmware uses dedicated copy engine for pktlog transaction.
> Whatever the data received in that dedicated copy engine will
> have only pkt log header and followed by pktlog payload (will not
> have htc header). In the current design, htc layer callback
> registered with hif are acting as default receiver for all copy
> engine. We need to change the design in a way dedicated copy
> engine assigned for pktlog directly goes to pktlog module
> (bypassing htc) and rest of copy engine data goes to htc layer.
> In order to meet this, hif layer is changed to maintain copy
> engine specific tx and rx callbacks.
>
> Also, new firmware ie is added to get copy engine number used
> for pktlog in the firmware. Based this, pktlog receiver callback
> handler will be plugged into hif layer.
>
> pktlog.c/h are newly added to have pktlog related stuff.
> 10.4 firmware pktlog header differs from non 10.4 firmware.
> So, new pktlog header is added for 10.4.
>
> This patch enables pktlog to capture only TX related info on
> 10.4 firmware. Some more effort is need to capture RX related
> info in pktlog which is not covered in this patch.
>
> Signed-off-by: Raja Mani <rmani@qti.qualcomm.com>
Like discussed privately, let's drop this now and revisit later.
--
Kalle Valo
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prev parent reply other threads:[~2015-08-19 11:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-23 7:05 [PATCH] ath10k: add pktlog support for 10.4 firmware Raja Mani
2015-08-19 11:08 ` Kalle Valo [this message]
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