From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH v4 3/4] amba: Don't unprepare the clocks if device driver wants IRQ safe runtime PM Date: Tue, 16 Sep 2014 10:20:06 +0100 Message-ID: <20140916092006.GG12361@n2100.arm.linux.org.uk> References: <1410857494-15936-1-git-send-email-k.kozlowski@samsung.com> <1410857494-15936-4-git-send-email-k.kozlowski@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1410857494-15936-4-git-send-email-k.kozlowski@samsung.com> Sender: linux-doc-owner@vger.kernel.org To: Krzysztof Kozlowski Cc: Dan Williams , Vinod Koul , linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, Ulf Hansson , Grant Likely , Lars-Peter Clausen , Michal Simek , "Rafael J. Wysocki" , Len Brown , Pavel Machek , Randy Dunlap , Alan Stern , linux-doc@vger.kernel.org, linux-pm@vger.kernel.org, Kyungmin Park , Marek Szyprowski , Bartlomiej Zolnierkiewicz List-Id: linux-pm@vger.kernel.org On Tue, Sep 16, 2014 at 10:51:33AM +0200, Krzysztof Kozlowski wrote: > @@ -191,8 +210,11 @@ static int amba_probe(struct device *dev) > pm_runtime_enable(dev); > > ret = pcdrv->probe(pcdev, id); > - if (ret == 0) > + if (ret == 0) { > + if (pm_runtime_is_irq_safe(dev)) > + pcdev->irq_safe = 1; Patch looks good, though I'd prefer this to always explicitly initialise pcdev->irq_safe each time a probe succeeds. -- FTTC broadband for 0.8mile line: currently at 9.5Mbps down 400kbps up according to speedtest.net.