netdev - Re: [V2, 4.8, 1/2] brcmutil: add field storing control channel to the struct brcmu

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Date:	Tue, 14 Jun 2016 14:28:19 +0000 (UTC)
From:	Kalle Valo <kvalo@...eaurora.org>
To:	Rafał Miłecki <zajec5@...il.com>
Cc:	Rafał Miłecki <zajec5@...il.com>,
	Brett Rudley <brudley@...adcom.com>,
	Arend van Spriel <arend@...adcom.com>,
	"Franky (Zhenhui) Lin" <frankyl@...adcom.com>,
	Hante Meuleman <meuleman@...adcom.com>,
	Pieter-Paul Giesberts <pieterpg@...adcom.com>,
	linux-wireless@...r.kernel.org (open list:BROADCOM BRCM80211
	IEEE802.11n WIRELESS DRIVER),
	brcm80211-dev-list@...adcom.com (open list:BROADCOM BRCM80211
	IEEE802.11n WIRELESS DRIVER),
	netdev@...r.kernel.org (open list:NETWORKING DRIVERS),
	linux-kernel@...r.kernel.org (open list)
Subject: Re: [V2, 4.8,
 1/2] brcmutil: add field storing control channel to the struct
 brcmu_chan

Rafał Miłecki wrote:
> Our d11 code supports encoding/decoding channel info into/from chanspec
> format used by firmware. Current implementation is quite misleading
> because of the way "chnum" field is used.
> When encoding channel info, "chnum" has to be filled by a caller with
> *center* channel number. However when decoding chanspec the same field
> is filled with a *control* channel number.
> 
> 1) This can be confusing. It's expected for information to be the same
>    after encoding and decoding.
> 2) It doesn't allow accessing all info when decoding. Some functions may
>    need to know both channel numbers, e.g. cfg80211 callback getting
>    current channel.
> Solve this by adding a separated field for control channel.
> 
> Signed-off-by: Rafał Miłecki <zajec5@...il.com>
> Reviewed-by: Arend van Spriel <arend.vanspriel@...adcom.com>

Thanks, 2 patches applied to wireless-drivers-next.git:

4712d88a5732 brcmutil: add field storing control channel to the struct brcmu_chan
ee6e7aa38394 brcmfmac: support get_channel cfg80211 callback

-- 
Sent by pwcli
https://patchwork.kernel.org/patch/9129323/