Date: Tue, 18 Feb 2014 16:05:42 +0000
From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org, Alessandro Rubini <rubini@unipv.it>,
        Linus Walleij <linus.walleij@linaro.org>,
        Wolfram Sang <wsa@the-dreams.de>, Chris Ball <chris@printf.net>,
        Mark Brown <broonie@kernel.org>, linux-kernel@vger.kernel.org,
        linux-i2c@vger.kernel.org, linux-spi@vger.kernel.org,
        linux-mmc@vger.kernel.org
Subject: Re: [PATCH 03/17] mmc: mmci: Mask IRQs for all variants during
	runtime suspend
Message-ID: <20140218160542.GH21483@n2100.arm.linux.org.uk>
References: <1391529538-21685-1-git-send-email-ulf.hansson@linaro.org> <1391529538-21685-4-git-send-email-ulf.hansson@linaro.org>
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On Tue, Feb 04, 2014 at 04:58:44PM +0100, Ulf Hansson wrote:
> In runtime suspended state, we are not expecting IRQs and thus we can
> safely mask them, not only for pwrreg_nopower variants but for all.
> 
> Obviously we then also need to make sure we restore the IRQ mask while
> becoming runtime resumed.

So, what happens when this patch is applied, and a SDIO card is attached
which expects to receive interrupts at any moment?

Given that I've run into this during the last week with a SDHCI controller,
I'm not that thrilled with other interfaces doing the same broken thing.

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