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From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
	Vinod Koul <vinod.koul@intel.com>,
	linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org,
	Ulf Hansson <ulf.hansson@linaro.org>,
	Grant Likely <grant.likely@linaro.org>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Michal Simek <michal.simek@xilinx.com>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Len Brown <len.brown@intel.com>, Pavel Machek <pavel@ucw.cz>,
	Randy Dunlap <rdunlap@infradead.org>,
	Alan Stern <stern@rowland.harvard.edu>,
	linux-doc@vger.kernel.org, linux-pm@vger.kernel.org,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
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	[thread overview]
Message-ID: <20140916092006.GG12361@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1410857494-15936-4-git-send-email-k.kozlowski@samsung.com>

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.

  reply	other threads:[~2014-09-16  9:20 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-16  8:51 [PATCH v4 0/4] amba/dma: pl330: add Power Management support Krzysztof Kozlowski
2014-09-16  8:51 ` [PATCH v4 1/4] PM / Runtime: Add getter for quering the IRQ safe option Krzysztof Kozlowski
2014-09-16  8:51 ` [PATCH v4 2/4] amba: Add helper macros for (un)preparing AMBA clock Krzysztof Kozlowski
2014-09-16  8:51 ` [PATCH v4 3/4] amba: Don't unprepare the clocks if device driver wants IRQ safe runtime PM Krzysztof Kozlowski
2014-09-16  9:20   ` Russell King - ARM Linux [this message]
2014-09-16  9:34     ` Krzysztof Kozlowski
2014-09-16  8:51 ` [PATCH v4 4/4] dma: pl330: add Power Management support Krzysztof Kozlowski
2014-09-17 18:42   ` Ulf Hansson
2014-09-18 10:09     ` Krzysztof Kozlowski
2014-09-23 15:39       ` Ulf Hansson
2014-09-24 10:09         ` Krzysztof Kozlowski

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