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Received: from shell.armlinux.org.uk ([2002:4e20:1eda:1:5054:ff:fe00:4ec]:36702) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1gtCKB-0006U2-Id; Mon, 11 Feb 2019 14:12:43 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.89) (envelope-from ) id 1gtCK9-0001EE-Iv; Mon, 11 Feb 2019 14:12:41 +0000 Date: Mon, 11 Feb 2019 14:12:41 +0000 From: Russell King - ARM Linux admin To: Stuart Menefy Subject: Re: [PATCH] ARM: MCPM: Add provision for platform specific wfi alternative Message-ID: <20190211141241.vcz64as6wqdhfrmb@shell.armlinux.org.uk> References: <20190210231212.20470-1-stuart.menefy@mathembedded.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190211_063425_220610_65573B41 X-CRM114-Status: GOOD ( 16.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-samsung-soc@vger.kernel.org, Will Deacon , linux-arm-kernel@lists.infradead.org, Arnd Bergmann , Nicolas Pitre Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Feb 11, 2019 at 01:53:14PM +0000, Stuart Menefy wrote: > Folks > > On Sun, 10 Feb 2019 at 23:12, Stuart Menefy > wrote: > > > > On some platforms (in particular the Exynos5260) the wfi is not > > executed directly by the operating system but by trapping into the > > secure monitor. This allows us to replicate the behaviour of the > > vendor supplied kernel using the MCPM framework. > > > > Signed-off-by: Stuart Menefy > > I forgot to add, this is a part of a series of patches which updates > the Exynos 5260 > support, allowing use of the kernel on secure parts and adding suspend > functionality, > Version 1 of the patches has been posted to the samsung-soc mailing list: > https://www.spinics.net/lists/linux-samsung-soc/#65035 > and I'm just about to post version 2. However as this is the only patch which > touches generic ARM files I though I'd better check the approach is acceptable > to a wider audience. Please don't limit patches to just the SoC specific mailing list - copy linux-arm-kernel and linux-kernel as well. Thanks. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel