From: arnd@arndb•de (Arnd Bergmann)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v4 1/5] drivers: memory: Introduce Marvell EBU Device Bus driver
Date: Tue, 9 Apr 2013 12:44:07 +0200 [thread overview]
Message-ID: <201304091244.07662.arnd@arndb.de> (raw)
In-Reply-To: <20130409103445.GA2268@localhost>
On Tuesday 09 April 2013, Ezequiel Garcia wrote:
> Ah! yes, you're right...
>
> Well, in that case the only issue I can foresee is that if we decide
> to use of_platform_populate we won't be able to unregister child
> devices from the remove() callback.
>
> Indeed, the benefits of using of_platform_populate are interesting,
> but I don't know how much of an issue this represents.
>
> If we can't unregister child devices, we can't remove address windows.
> Now, this is not a big deal, since we plan to define them statically in
> the DT anyway.
> In that case, it seems we shouldn't allow this driver to be a module, uh?
>
> (actually we currently can't have mvebu-devbus as a module, because
> mbus API is not exported, but we can fix that if we want).
I think it's still reasonable to make it a module, but it might need to
be one without a module_exit() call to prevent unloading.
We could also try to add the opposite of of_platform_populate to remove
an entire subtree.
Arnd
next prev parent reply other threads:[~2013-04-09 10:44 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-08 11:06 [PATCH v4 0/5] Device Bus support for Marvell EBU SoC Ezequiel Garcia
2013-04-08 11:06 ` [PATCH v4 1/5] drivers: memory: Introduce Marvell EBU Device Bus driver Ezequiel Garcia
2013-04-08 17:19 ` Jason Gunthorpe
2013-04-08 19:15 ` Arnd Bergmann
2013-04-09 0:42 ` Ezequiel Garcia
2013-04-09 9:40 ` Arnd Bergmann
2013-04-09 10:34 ` Ezequiel Garcia
2013-04-09 10:44 ` Arnd Bergmann [this message]
2013-04-09 11:00 ` Ezequiel Garcia
2013-04-09 16:00 ` Jason Gunthorpe
2013-04-09 16:03 ` Jason Gunthorpe
2013-04-09 20:28 ` Ezequiel Garcia
2013-04-08 11:06 ` [PATCH v4 2/5] ARM: mvebu: Add Device Bus support for Armada 370/XP SoC Ezequiel Garcia
2013-04-08 11:06 ` [PATCH v4 3/5] ARM: mvebu: Add support for NOR flash device on Armada XP-GP board Ezequiel Garcia
2013-04-08 11:06 ` [PATCH v4 4/5] ARM: mvebu: Add support for NOR flash device on Openblocks AX3 board Ezequiel Garcia
2013-04-08 11:06 ` [PATCH v4 5/5] ARM: mvebu: Add Device Bus and CFI flash memory support to defconfig Ezequiel Garcia
2013-04-08 14:17 ` [PATCH v4 0/5] Device Bus support for Marvell EBU SoC Arnd Bergmann
2013-04-08 15:29 ` Ezequiel Garcia
2013-04-08 18:30 ` Jason Cooper
2013-04-08 19:10 ` Jason Cooper
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