linux-kernel - [PATCH 3.13.y-ckt 066/143] mei: mask interrupt set bit on clean reset bit

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Message-Id: <1427831308-1854-67-git-send-email-kamal@canonical.com>
Date:	Tue, 31 Mar 2015 12:47:11 -0700
From:	Kamal Mostafa <kamal@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Alexander Usyskin <alexander.usyskin@...el.com>,
	Tomas Winkler <tomas.winkler@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 3.13.y-ckt 066/143] mei: mask interrupt set bit on clean reset bit

3.13.11-ckt18 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alexander Usyskin <alexander.usyskin@...el.com>

commit 1ab1e79b9fd4b01331490bbe2e630a0fc0b25449 upstream.

We should mask interrupt set bit when writing back
hcsr value in reset bit clean-up.

This is refinement for
mei: clean reset bit before reset
commit b13a65ef190e488e2761d65bdd2e1fe8a3a125f5

Signed-off-by: Alexander Usyskin <alexander.usyskin@...el.com>
Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
 drivers/misc/mei/hw-me.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c
index eebe329..55cef5e 100644
--- a/drivers/misc/mei/hw-me.c
+++ b/drivers/misc/mei/hw-me.c
@@ -187,7 +187,7 @@ static int mei_me_hw_reset(struct mei_device *dev, bool intr_enable)
 	if ((hcsr & H_RST) == H_RST) {
 		dev_warn(&dev->pdev->dev, "H_RST is set = 0x%08X", hcsr);
 		hcsr &= ~H_RST;
-		mei_me_reg_write(hw, H_CSR, hcsr);
+		mei_hcsr_set(hw, hcsr);
 		hcsr = mei_hcsr_read(hw);
 	}
 
-- 
1.9.1

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