From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756136AbaCQC6K (ORCPT ); Sun, 16 Mar 2014 22:58:10 -0400 Received: from mailout3.samsung.com ([203.254.224.33]:18221 "EHLO mailout3.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755818AbaCQC6H (ORCPT ); Sun, 16 Mar 2014 22:58:07 -0400 X-AuditID: cbfee68e-b7f566d000002344-24-532664bc16dc Message-id: <532664BD.5020308@samsung.com> Date: Mon, 17 Mar 2014 11:58:05 +0900 From: Chanwoo Choi User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 MIME-version: 1.0 To: Tomasz Figa Cc: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, rafael.j.wysocki@intel.com, nm@ti.com, b.zolnierkie@samsaung.com, pawel.moll@arm.com, mark.rutland@arm.com, swarren@wwwdotorg.org, ijc+devicetree@hellion.org.uk, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org Subject: Re: [PATCHv2 6/8] devfreq: exynos4: Fix power-leakage of clock on suspend state References: <1394698649-20996-1-git-send-email-cw00.choi@samsung.com> <1394698649-20996-7-git-send-email-cw00.choi@samsung.com> <532341C7.8070407@samsung.com> In-reply-to: <532341C7.8070407@samsung.com> Content-type: text/plain; charset=ISO-8859-1 Content-transfer-encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrEIsWRmVeSWpSXmKPExsWyRsSkWHdPilqwwbeFyhYdPb9ZLOYfOcdq ce7VSkaLs01v2C0Wti1hsbi8aw6bxefeI4wWM87vY7JYev0ik8XtxhVsFm9+nGWymDB9LYvF 4xVv2S1eHWxjsVg/4zWLA7/HmnlrGD1WLv/C5rF4z0smj5/Lt7N79G1Zxehx/MZ2Jo/Pm+Q8 Ns4NDeCI4rJJSc3JLEst0rdL4MqYucKs4CBzxelDE9kbGO8ydTFyckgImEjMuXWXBcIWk7hw bz1bFyMXh5DAUkaJ3Zv+MnYxcoAV3ZzDAxGfzijRcOYSVNErRoltTy4xg3TzCmhJ/OhbygLS wCKgKvHtphtImA0ovP/FDTYQW1QgTGLl9CssEOWCEj8m3wOzRQRUJC6fms4IYjMLfGWSuDkP 7DhhgSiJ99f+sULsWsQocXLiBjaQ+ZwC2hIrf+lD1OtI7G+dxgZhy0tsXvOWGaReQmAuh8SM U+/BhrIICEh8m3yIBeIZWYlNB5ghHpaUOLjiBssERrFZSE6ahWTsLCRjFzAyr2IUTS1ILihO Si8y0itOzC0uzUvXS87P3cQIjO/T/5717WC8ecD6EGMy0MqJzFKiyfnA9JBXEm9obGZkYWpi amxkbmlGmrCSOO+ih0lBQgLpiSWp2ampBalF8UWlOanFhxiZODilGhhjf18p5nnz6u2UwGsf n3J5+V8KcWc9ffyG3OfOuoMPE/x9rvn2zXfefWr39i/uwS6W865/27jEj2d599RPFRfsL8sI 7z2s9yfsWVTY+4z/L3qCvMQ7pu7juflOpNNkyntH2VCVbbN4rlYt0NgvJX/nyBWb2wtyb224 NXl6/tSpYZ+7gqadFonbqsRSnJFoqMVcVJwIAO6JBOgFAwAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrPKsWRmVeSWpSXmKPExsVy+t9jQd09KWrBBjPuS1l09PxmsZh/5Byr xblXKxktzja9YbdY2LaExeLyrjlsFp97jzBazDi/j8li6fWLTBa3G1ewWbz5cZbJYsL0tSwW j1e8Zbd4dbCNxWL9jNcsDvwea+atYfRYufwLm8fiPS+ZPH4u387u0bdlFaPH8RvbmTw+b5Lz 2Dg3NIAjqoHRJiM1MSW1SCE1Lzk/JTMv3VbJOzjeOd7UzMBQ19DSwlxJIS8xN9VWycUnQNct MwfoeiWFssScUqBQQGJxsZK+HaYJoSFuuhYwjRG6viFBcD1GBmggYQ1jxswVZgUHmStOH5rI 3sB4l6mLkYNDQsBE4uYcni5GTiBTTOLCvfVsXYxcHEIC0xklGs5cgnJeMUpse3KJGaSKV0BL 4kffUhaQZhYBVYlvN91AwmxA4f0vbrCB2KICYRIrp19hgSgXlPgx+R6YLSKgInH51HRGEJtZ 4CuTxM15TCC2sECUxPtr/1ghdi1ilDg5cQMbyHxOAW2Jlb/0Iep1JPa3TmODsOUlNq95yzyB UWAWkhWzkJTNQlK2gJF5FaNoakFyQXFSeq6hXnFibnFpXrpecn7uJkZw8ngmtYNxZYPFIUYB DkYlHt4JymrBQqyJZcWVuYcYJTiYlUR49WKBQrwpiZVVqUX58UWlOanFhxiTgQEwkVlKNDkf mNjySuINjU3MjCyNzA0tjIzNSRNWEuc90GodKCSQnliSmp2aWpBaBLOFiYNTqoHRc6+Uevc+ f9dCxamLt3I0T/gV86zTMvey7tzJb9VL13x/fOja88NXAy4GZzufSN+5ItOz4dYezYnCP5vu mnq8dRfafz9/35l7wq03pyqrirhE2eyKZfFiXKEbukNuspNIa/GHUzM3JgfrxP7LPtTz4O2r 8kcBE06surtIYFP6PoMby39PSNDUVmIpzkg01GIuKk4EABjcl7FiAwAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tomasz, On 03/15/2014 02:52 AM, Tomasz Figa wrote: > Hi Chanwoo, > > On 13.03.2014 09:17, Chanwoo Choi wrote: >> This patch disable ppmu clocks before entering suspend state to remove >> power-leakage and enable ppmu clocks on resume function. > > I don't think there is any need for this, because all the clocks are stopped anyway in SLEEP mode. OK, I'll discard this patch on next patchset. Best Regards, Chanwoo Choi