From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Boyd Subject: Re: [PATCH 05/10] clk: sunxi-ng: h3: gate then ungate PLL CPU clk after rate change Date: Tue, 25 Jul 2017 17:36:50 -0700 Message-ID: <20170726003650.GH2146@codeaurora.org> References: <20170723102749.17323-1-icenowy@aosc.io> <20170723102749.17323-6-icenowy@aosc.io> Reply-To: sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Content-Disposition: inline In-Reply-To: <20170723102749.17323-6-icenowy-h8G6r0blFSE@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Icenowy Zheng Cc: Liam Girdwood , Mark Brown , Maxime Ripard , Chen-Yu Tsai , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org On 07/23, Icenowy Zheng wrote: > From: Chen-Yu Tsai > > This patch utilizes the new PLL clk notifier to gate then ungate the > PLL CPU clock after rate changes. This should prevent any system hangs > resulting from cpufreq changes to the clk. > > Reported-by: Ondrej Jirman > Signed-off-by: Chen-Yu Tsai > Tested-by: Icenowy Zheng > --- Acked-by: Stephen Boyd -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project