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Date: Mon, 01 Aug 2016 16:50:34 +0900 From: Chanwoo Choi <cw00.choi@...sung.com> To: hl <hl@...k-chips.com>, heiko@...ech.de Cc: tixy@...aro.org, dbasehore@...omium.org, airlied@...ux.ie, mturquette@...libre.com, typ@...k-chips.com, sboyd@...eaurora.org, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, dianders@...omium.org, linux-rockchip@...ts.infradead.org, kyungmin.park@...sung.com, myungjoo.ham@...sung.com, linux-arm-kernel@...ts.infradead.org, mark.yao@...k-chips.com Subject: Re: [PATCH v4 0/7] rk3399 support ddr frequency scaling Hi Lin, On 2016년 08월 01일 16:46, hl wrote: > Hi Chanwoo Choi, > > Ah, i am base on https://chromium.googlesource.com/chromiumos/third_party/kernel/v4.4, > and forget to rebase on https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git, i will fix it in next version. > I am sorry about that. And can you help to review the devfreq patch first, if something need to update, > i will do it together. Thanks. Sure. I'm now reviewing the devfreq patches. Regards, Chanwoo Choi > > On 2016年08月01日 15:39, Chanwoo Choi wrote: >> Hi Lin, >> >> On 2016년 07월 29일 16:56, Lin Huang wrote: >>> rk3399 platform have dfi controller can monitor ddr load, >>> and dcf controller to handle ddr register so we can get the >>> right ddr frequency and make ddr controller happy work(which >>> will implement in bl31). So we do ddr frequency scaling with >>> following flow: >>> >>> kernel bl31 >>> >>> monitor ddr load >>> | >>> | >>> get_target_rate >>> | >>> | pass rate to bl31 >>> clk_set_rate(ddr) --------------------->run dcf flow >>> | | >>> | | >>> wait dcf interrupt<-------------------trigger dcf interrupt >>> | >>> | >>> return >>> >>> Lin Huang (6): >>> clk: rockchip: add new clock-type for the ddrclk >>> clk: rockchip: rk3399: add SCLK_DDRCLK ID for ddrc >>> clk: rockchip: rk3399: add ddrc clock support >>> PM / devfreq: event: support rockchip dfi controller >>> PM / devfreq: rockchip: add devfreq driver for rk3399 dmc >>> drm/rockchip: Add dmc notifier in vop driver >>> >>> >>> Heiko Stübner (1): >>> clk: rockchip: add clock flag parameter when register pll >>> >>> Lin Huang (6): >>> clk: rockchip: add new clock-type for the ddrclk >>> clk: rockchip: rk3399: add SCLK_DDRCLK ID for ddrc >>> clk: rockchip: rk3399: add ddrc clock support >>> PM / devfreq: event: support rockchip dfi controller >>> PM / devfreq: rockchip: add devfreq driver for rk3399 dmc >>> drm/rockchip: Add dmc notifier in vop driver >> The cover-letter includes the duplicate list of patches. >> >> Also, I want to test the build test. but, When I apply these patches, >> merge conflict happen. Could you give the information about base git repository? >> >> Regards, >> Chanwoo Choi >> >> >>> drivers/clk/rockchip/Makefile | 1 + >>> drivers/clk/rockchip/clk-ddr.c | 146 +++++++++ >>> drivers/clk/rockchip/clk-pll.c | 4 +- >>> drivers/clk/rockchip/clk-rk3399.c | 19 ++ >>> drivers/clk/rockchip/clk.c | 11 +- >>> drivers/clk/rockchip/clk.h | 29 +- >>> drivers/devfreq/Kconfig | 1 + >>> drivers/devfreq/Makefile | 1 + >>> drivers/devfreq/event/Kconfig | 7 + >>> drivers/devfreq/event/Makefile | 1 + >>> drivers/devfreq/event/rockchip-dfi.c | 253 +++++++++++++++ >>> drivers/devfreq/rockchip/Kconfig | 8 + >>> drivers/devfreq/rockchip/Makefile | 1 + >>> drivers/devfreq/rockchip/rk3399_dmc.c | 473 ++++++++++++++++++++++++++++ >>> drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 124 +++++++- >>> include/dt-bindings/clock/rk3399-cru.h | 1 + >>> include/soc/rockchip/rockchip_sip.h | 27 ++ >>> 17 files changed, 1098 insertions(+), 9 deletions(-) >>> create mode 100644 drivers/clk/rockchip/clk-ddr.c >>> create mode 100644 drivers/devfreq/event/rockchip-dfi.c >>> create mode 100644 drivers/devfreq/rockchip/Kconfig >>> create mode 100644 drivers/devfreq/rockchip/Makefile >>> create mode 100644 drivers/devfreq/rockchip/rk3399_dmc.c >>> create mode 100644 include/soc/rockchip/rockchip_sip.h >>> >> >> >> >
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