From: Ansuel Smith <ansuelsmth@gmail.com>
To: DENG Qingfang <dqfext@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
Andrew Lunn <andrew@lunn.ch>,
Vivien Didelot <vivien.didelot@gmail.com>,
Vladimir Oltean <olteanv@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Heiner Kallweit <hkallweit1@gmail.com>,
Russell King <linux@armlinux.org.uk>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 11/14] drivers: net: dsa: qca8k: apply switch revision fix
Date: Sun, 25 Apr 2021 13:59:19 +0200 [thread overview]
Message-ID: <YIVZl9qbXLcCrqNl@Ansuel-xps.localdomain> (raw)
In-Reply-To: <20210425044554.194770-1-dqfext@gmail.com>
On Sun, Apr 25, 2021 at 12:45:54PM +0800, DENG Qingfang wrote:
> Hi Ansuel,
>
> On Sat, Apr 24, 2021 at 11:18:20PM +0200, Ansuel Smith wrote:
> >
> > I'm starting to do some work with this and a problem arised. Since these
> > value are based on the switch revision, how can I access these kind of
> > data from the phy driver? It's allowed to declare a phy driver in the
> > dsa directory? (The idea would be to create a qca8k dir with the dsa
> > driver and the dedicated internal phy driver.) This would facilitate the
> > use of normal qca8k_read/write (to access the switch revision from the
> > phy driver) using common function?
>
> In case of different switch revision, the PHY ID should also be different.
> I think you can reuse the current at803x.c PHY driver, as they seem to
> share similar registers.
>
Is this really necessary? Every PHY has the same ID linked to the switch
id but the revision can change across the same switch id. Isn't the phy
dev flag enought to differiante one id from another?
> >
> > > --
> > > Florian
next prev parent reply other threads:[~2021-04-25 11:59 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-23 1:47 [PATCH 00/14] Multiple improvement to qca8k stability Ansuel Smith
2021-04-23 1:47 ` [PATCH 01/14] drivers: net: dsa: qca8k: handle error with set_page Ansuel Smith
2021-04-23 1:52 ` Florian Fainelli
2021-04-23 1:47 ` [PATCH 02/14] drivers: net: dsa: qca8k: tweak internal delay to oem spec Ansuel Smith
2021-04-23 1:53 ` Florian Fainelli
2021-04-23 1:57 ` Ansuel Smith
2021-04-23 1:58 ` Florian Fainelli
2021-04-23 12:25 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 03/14] drivers: net: mdio: mdio-ip8064: improve busy wait delay Ansuel Smith
2021-04-23 1:56 ` Florian Fainelli
2021-04-23 2:03 ` Ansuel Smith
2021-04-23 12:38 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 04/14] drivers: net: dsa: qca8k: apply suggested packet priority Ansuel Smith
2021-04-23 1:47 ` [PATCH 05/14] drivers: net: dsa: qca8k: add support for qca8327 switch Ansuel Smith
2021-04-23 12:42 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 06/14] devicetree: net: dsa: qca8k: Document new compatible qca8327 Ansuel Smith
2021-04-23 1:47 ` [PATCH 07/14] drivers: net: dsa: qca8k: limit priority tweak to qca8337 switch Ansuel Smith
2021-04-23 1:59 ` Florian Fainelli
2021-04-23 1:47 ` [PATCH 08/14] drivers: net: dsa: qca8k: add GLOBAL_FC settings needed for qca8327 Ansuel Smith
2021-04-23 1:47 ` [PATCH 09/14] drivers: net: dsa: qca8k: add support for switch rev Ansuel Smith
2021-04-23 1:47 ` [PATCH 10/14] drivers: net: dsa: qca8k: add support for specific QCA access function Ansuel Smith
2021-04-23 12:47 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 11/14] drivers: net: dsa: qca8k: apply switch revision fix Ansuel Smith
2021-04-23 2:02 ` Florian Fainelli
2021-04-24 21:18 ` Ansuel Smith
2021-04-24 21:49 ` Heiner Kallweit
2021-04-25 1:09 ` Florian Fainelli
2021-04-25 1:19 ` Ansuel Smith
2021-04-25 4:45 ` DENG Qingfang
2021-04-25 11:59 ` Ansuel Smith [this message]
2021-04-25 14:33 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 12/14] drivers: net: dsa: qca8k: clear MASTER_EN after phy read/write Ansuel Smith
2021-04-23 1:47 ` [PATCH 13/14] drivers: net: dsa: qca8k: protect MASTER busy_wait with mdio mutex Ansuel Smith
2021-04-23 12:53 ` Andrew Lunn
2021-04-23 1:47 ` [PATCH 14/14] drivers: net: dsa: qca8k: enlarge mdio delay and timeout Ansuel Smith
2021-04-23 1:51 ` [PATCH 00/14] Multiple improvement to qca8k stability Florian Fainelli
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