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Message-ID: <576885F6.3010409@codeaurora.org>
Date:	Mon, 20 Jun 2016 17:10:30 -0700
From:	Peter Oh <poh@...eaurora.org>
To:	Maxim Altshul <maxim.altshul@...com>, johannes@...solutions.net,
	kvalo@...eaurora.org
CC:	eliad@...ery.com, yanivma@...com, guym@...com, arik@...ery.com,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	davem@...emloft.net
Subject: Re: [PATCH 0/3] *** Mesh Path Selection Metric Calculation ***

where is 2/3 ?
On 06/20/2016 06:00 AM, Maxim Altshul wrote:
> Hi All,
> This patch series focuses on metric calculation that
> occurs during the path selection phase of a mesh network.
>
> During the path selection phase, the mesh hwmp module
> performs metric calculations, that take as parameters
> the last TX rate that was used for a specific link,
> and the packet error rate.
>
> These parameters should be reported by the FW to the driver
> constantly for the mechanism to work properly.
>
> In case that a vendor offloads the rate control mechanism
> to the FW, these parameters will be rarely updated,
> or updated incorrectly.
>
> This situation causes the mesh hwmp module to calculate incorrect
> metrics and as a consequence, not to choose the best paths possible.
>
>
> This patch series is divided to three patches and does the following:
>
> 1. Modifies mesh hwmp module and allows vendors that offload the
> rate control mechanism to their FW, to report last TX rates and PER
> to the mesh hwmp module by using an existing op called
> get_expected_throughput.
> In case that a vendor does not implement the op, all previous
> functionality still applies.
>
> 2. Implements the opcode and the mechanism that reports the rates
> in TI driver.
>
> Maxim Altshul (3):
>   wlcore/wl18xx: Add functionality to accept TX rate per link
>   wlcore: Add support for get_expected_throughput opcode
>   mac80211: mesh: Add support for HW RC implementation
>
>  drivers/net/wireless/ti/wl18xx/main.c     |  4 ++++
>  drivers/net/wireless/ti/wl18xx/tx.c       | 22 ++++++++++++++++++----
>  drivers/net/wireless/ti/wl18xx/wl18xx.h   |  6 +++++-
>  drivers/net/wireless/ti/wlcore/main.c     | 16 ++++++++++++++++
>  drivers/net/wireless/ti/wlcore/rx.c       |  7 +++++++
>  drivers/net/wireless/ti/wlcore/wlcore_i.h | 13 +++++++++++++
>  net/mac80211/mesh_hwmp.c                  | 23 +++++++++++++++--------
>  7 files changed, 78 insertions(+), 13 deletions(-)
>

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