Re: [PATCH 1/3] pinctrl: cherryview: Serialize register access in suspend and resume hooks
From: Mika Westerberg <mika.westerberg@linux.intel.com>
Date: 2016-11-04 15:32:52
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On Fri, Nov 04, 2016 at 04:15:59PM +0100, Linus Walleij wrote:
On Fri, Nov 4, 2016 at 4:12 PM, Linus Walleij [off-list ref] wrote:quoted
On Mon, Oct 31, 2016 at 3:57 PM, Mika Westerberg [off-list ref] wrote:quoted
If async suspend is enabled, the driver may access registers concurrently with another instance which may fail because of the bug in Cherryview GPIO hardware. Prevent this by taking the shared lock while accessing the hardware in suspend and resume hooks. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>Patch applied.Mika should this and patch 2/3 be tagged for stable?
Yes, I think they should.