From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Mon, 9 Jan 2017 16:10:18 -0800 From: Stephen Boyd To: Sylwester Nawrocki Cc: Mike Turquette , Marek Szyprowski , linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz , Chanwoo Choi Subject: Re: [PATCH] clk/samsung: exynos542x: mark some clocks as critical Message-ID: <20170110001018.GE17126@codeaurora.org> References: <1482399870-18563-1-git-send-email-m.szyprowski@samsung.com> <1f51a603-b345-2c93-f4e1-9617dca387d0@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1f51a603-b345-2c93-f4e1-9617dca387d0@samsung.com> List-ID: On 01/09, Sylwester Nawrocki wrote: > On 12/22/2016 10:44 AM, Marek Szyprowski wrote: > > Some parent clocks of the Exynos542x clock blocks, which have separate > > power domains (like DISP, MFC, MSC, GSC, FSYS and G2D) must be always > > enabled to access any register related to power management unit or devices > > connected to it. For the time being, until a proper solution based on > > runtime PM is applied, mark those clocks as critical (instead of ignore > > unused or even no flags) to prevent disabling them. > > > > Signed-off-by: Marek Szyprowski > > Acked-by: Sylwester Nawrocki > > Stephen, Mike, could you apply the $subject patch directly? Due to recent > Exynos IOMMU related changes that patch is needed as a regression fix > for v4.10. > Sure, no problem. -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project