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Date: Tue, 10 Nov 2015 13:56:51 +0100 From: Arnd Bergmann <arnd@...db.de> To: linux-arm-kernel@...ts.infradead.org Cc: Mason <slash.tmp@...e.fr>, Mans Rullgard <mans@...sr.com>, Andrew Lunn <andrew@...n.ch>, Ulf Hansson <ulf.hansson@...aro.org>, Jason Cooper <jason@...edaemon.net>, Marc Zyngier <marc.zyngier@....com>, LKML <linux-kernel@...r.kernel.org>, Javier Martinez Canillas <javier@...hile0.org>, Thomas Gleixner <tglx@...utronix.de> Subject: Re: Grafting old platform drivers onto a new DT kernel On Tuesday 10 November 2015 13:44:48 Mason wrote: > On 09/11/2015 18:13, Måns Rullgård wrote: > > > Add something like this: > > > > static const struct of_device_id tangox_sdio_dt_ids[] = { > > { .compatible = "sigma,tangox-sdio" }, > > { } > > }; > > > > static struct platform_driver tangox_platform_sdio0 = { > > .probe = sdhci_tangox_probe, > > It looks like one side effect of this transformation is that > the probe function cannot be __init anymore? Is that correct? > > For this one particular driver, it weighs 944 bytes. (I guess > a few kilobytes wasted is no big deal...) Strictly speaking, it was already broken before. You can detach and reattach a device from a driver through sysfs, and that will call the probe function again, so it cannot be marked as __init. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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