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Date: Tue, 18 Feb 2014 05:26:20 +0400 From: zbr@...emap.net To: Uwe Kleine-König <u.kleine-koenig@...gutronix.de> Cc: "kernel@...gutronix.de" <kernel@...gutronix.de>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] w1-gpio: handle of_get_gpio() returning -EPROBE_DEFER better Hi 14.02.2014, 02:05, "Uwe Kleine-König" <u.kleine-koenig@...gutronix.de>: > of_get_gpio() might return -EPROBE_DEFER meaning that the driver > providing the gpio isn't ready yet. If that happens for the first gpio > the resulting kernel output without this patch is: > > w1-gpio somename: Failed to parse DT > platform somename: Driver w1-gpio requests probe deferral > > The first message is misleading and so is suppressed with this patch. > > Further if determining the gpio to switch the external pullup yields > -EPROBE_DEFER this error should be passed back to the caller instead of > just continuing without pullup. > > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de> I'm ok with this patch, but I virtually do not understand what it does :) Since I know nothing about device trees. But yet it looks innocent enough to merge. -- 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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