linux-kernel - Re: [PATCH 0/4] Driver for talking to PLX PEX8xxx PCIe switch over I2C

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Date:	Tue, 30 Sep 2014 23:13:39 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	Rajat Jain <rajatxjain@...il.com>, Jiri Kosina <jkosina@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"David S. Miller" <davem@...emloft.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-i2c <linux-i2c@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Rajat Jain <rajatjain@...iper.net>,
	Guenter Roeck <groeck@...iper.net>
Subject: Re: [PATCH 0/4] Driver for talking to PLX PEX8xxx PCIe switch over
 I2C


> > Since this is a driver for a PCIe switch, I currently put it under /driver/pci/.
> > I'm very open to suggestions for moving this around (Does introducing
> > drivers/pci/switch/ seem any better?). Especially I can see that the
> > drivers/pci/Kconfig appears under "Bus Options" in the main menu which does not
> > look like the right place for this driver. I am looking for suggestions here.
> 
> Definitely interesting work.  I have no idea where to put it.  It
> doesn't have anything to do with PCI core services or structures, so
> drivers/pci doesn't seem like the ideal place for it, but I don't have
> any better ideas.  If it did end up under drivers/pci, I agree that a
> drivers/pci/switch or something similar would probably be better than
> having it directly in drivers/pci.
> 
> Maybe Wolfram or other I2C folks will have an idea.

Hmm, is this a common interface for those switches? Then a directory
like drivers/pci/switch could make sense. Otherwise I'd suggest
drivers/misc?


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