From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Stuebner Subject: Re: [PATCH 3/3] arm64: dts: rockchip: set rk3399 dynamic CPU power coefficients Date: Wed, 28 Jun 2017 17:45:03 +0200 Message-ID: <3456973.xqkASENUTq@phil> References: <20170623170737.46265-1-briannorris@chromium.org> <20170623170737.46265-3-briannorris@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: In-Reply-To: <20170623170737.46265-3-briannorris@chromium.org> Sender: linux-kernel-owner@vger.kernel.org To: Brian Norris Cc: linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Caesar Wang , Doug Anderson , linux-arm-kernel@lists.infradead.org, Matthias Kaehlcke List-Id: linux-rockchip.vger.kernel.org Am Freitag, 23. Juni 2017, 10:07:37 CEST schrieb Brian Norris: > Provide the dynamic power coefficient of the big and little CPU > clusters. These numbers are currently in use on the Samsung Chromebook > Plus ("Kevin"). > > The power allocator thermal governor doesn't know how to do anything if > it doesn't get power parameters from its cooling devices (in this case, > CPUfreq). So this effectively enables the power-allocator governor. > > Signed-off-by: Brian Norris applied for 4.14 after extending the property to all cpu cores. Thanks Heiko From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko Stuebner) Date: Wed, 28 Jun 2017 17:45:03 +0200 Subject: [PATCH 3/3] arm64: dts: rockchip: set rk3399 dynamic CPU power coefficients In-Reply-To: <20170623170737.46265-3-briannorris@chromium.org> References: <20170623170737.46265-1-briannorris@chromium.org> <20170623170737.46265-3-briannorris@chromium.org> Message-ID: <3456973.xqkASENUTq@phil> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Am Freitag, 23. Juni 2017, 10:07:37 CEST schrieb Brian Norris: > Provide the dynamic power coefficient of the big and little CPU > clusters. These numbers are currently in use on the Samsung Chromebook > Plus ("Kevin"). > > The power allocator thermal governor doesn't know how to do anything if > it doesn't get power parameters from its cooling devices (in this case, > CPUfreq). So this effectively enables the power-allocator governor. > > Signed-off-by: Brian Norris applied for 4.14 after extending the property to all cpu cores. Thanks Heiko