From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Boyd Subject: Re: [PATCH v8 03/13] clk: qcom: gdsc: Add support for Memory RET/OFF Date: Mon, 10 Aug 2015 23:59:32 -0700 Message-ID: <20150811065932.GE2839@codeaurora.org> References: <1438857474-20262-1-git-send-email-rnayak@codeaurora.org> <1438857474-20262-4-git-send-email-rnayak@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]:33304 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933501AbbHKG7e (ORCPT ); Tue, 11 Aug 2015 02:59:34 -0400 Content-Disposition: inline In-Reply-To: <1438857474-20262-4-git-send-email-rnayak@codeaurora.org> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Rajendra Nayak Cc: mturquette@baylibre.com, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, georgi.djakov@linaro.org, svarbanov@mm-sol.com, srinivas.kandagatla@linaro.org, sviau@codeaurora.org On 08/06, Rajendra Nayak wrote: > Along with the GDSC power switch, there is additional control > to either retain all memory (core and peripheral) within a given > powerdomain or to turn them off while the GDSC is powered down. > Add support for these by modelling a RET state where all > memory is retained and an OFF state where all memory gets turned > off. > The controls provided are granular enough to be able to support > various differnt levels of RET states, like a 'shallow RET' with all memory > retained and a 'deep RET' with some memory retained while some others > are lost. The current patch does not support this and considers > just one RET state where all memory is retained. Futher work, if > needed can support multiple different levels of RET state. > > Signed-off-by: Rajendra Nayak > --- Applied to clk-next -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project