linux-kernel - [PATCH 06/12] mmc: tmio: Mask all IRQs when inactive

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Message-Id: <1408969564-6335-7-git-send-email-ulf.hansson@linaro.org>
Date:	Mon, 25 Aug 2014 14:25:58 +0200
From:	Ulf Hansson <ulf.hansson@...aro.org>
To:	linux-mmc@...r.kernel.org, Ian Molton <ian.molton@...ethink.co.uk>,
	Chris Ball <chris@...ntf.net>
Cc:	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	linux-kernel@...r.kernel.org, Ulf Hansson <ulf.hansson@...aro.org>
Subject: [PATCH 06/12] mmc: tmio: Mask all IRQs when inactive

To make sure we don't receive any spurious IRQs while we are inactive,
mask the IRQs from within the ->runtime_suspend() callback.

Signed-off-by: Ulf Hansson <ulf.hansson@...aro.org>
---
 drivers/mmc/host/tmio_mmc_pio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index 2345177..d52280d 100644
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -1168,6 +1168,8 @@ int tmio_mmc_host_runtime_suspend(struct device *dev)
 	struct mmc_host *mmc = dev_get_drvdata(dev);
 	struct tmio_mmc_host *host = mmc_priv(mmc);
 
+	tmio_mmc_disable_mmc_irqs(host, TMIO_MASK_ALL);
+
 	if (host->clk_cache)
 		tmio_mmc_clk_stop(host);
 
-- 
1.9.1

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