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Date: Tue, 25 Sep 2012 17:59:52 +0530 From: Jassi Brar <jaswinder.singh@...aro.org> To: balbi@...com Cc: Grazvydas Ignotas <notasas@...il.com>, Sourav Poddar <sourav.poddar@...com>, gregkh@...uxfoundation.org, alan@...ux.intel.com, tony@...mide.com, khilman@...com, linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org, santosh.shilimkar@...com, paul@...an.com Subject: Re: [RFT/PATCH] serial: omap: prevent resume if device is not suspended. On 19 September 2012 17:29, Felipe Balbi <balbi@...com> wrote: > this is what I mean, actually. If we remove pm_runtime_get_sync() in > exchange for pm_runtime_set_active() before pm_runtime_enable(), it > works on PandaBoard, but breaks BeagleBoard. > Perhaps it suggests that OMAP4 (PandaBoard) serial port is already activated but OMAP3 (BeagleBoard) isn't. So we need to reflect that either by doing pm_runtime_set_active() only on OMAP4 or by bringing up the OMAP3 too before the pm_runtime_set_active() call. BTW I understand get_sync(), set_active() and enable() are for different purposes, they can't be traded for one another. -- 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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