* Re: [PATCH v7 2/8] cpufreq: mediatek: Enable clock and regulator [not found] ` <1594348284-14199-3-git-send-email-andrew-sh.cheng@mediatek.com> @ 2020-07-13 9:39 ` Viresh Kumar [not found] ` <1594732689.24540.4.camel@mtksdaap41> 0 siblings, 1 reply; 3+ messages in thread From: Viresh Kumar @ 2020-07-13 9:39 UTC (permalink / raw) To: Andrew-sh.Cheng Cc: MyungJoo Ham, Kyungmin Park, Chanwoo Choi, Rob Herring, Mark Rutland, Matthias Brugger, Rafael J. Wysocki, Nishanth Menon, Stephen Boyd, Liam Girdwood, Mark Brown, linux-pm, devicetree, linux-arm-kernel, linux-mediatek, linux-kernel, srv_heupstream On 10-07-20, 10:31, Andrew-sh.Cheng wrote: > From: "Andrew-sh.Cheng" <andrew-sh.cheng@mediatek.com> > > Need to enable regulator, > so that the max/min requested value will be recorded > even it is not applied right away. > > Intermediate clock is not always enabled by ccf in different projects, > so cpufreq should enable it by itself. > > Change-Id: I9f4c8b1ea793794f5f9cdc65427daad1393f5df8 You are on V7 right now, these should have been gone long back. > Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com> > --- > drivers/cpufreq/mediatek-cpufreq.c | 33 +++++++++++++++++++++++++++++---- > 1 file changed, 29 insertions(+), 4 deletions(-) > > diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c > index 0c98dd08273d..4b479c110cc9 100644 > --- a/drivers/cpufreq/mediatek-cpufreq.c > +++ b/drivers/cpufreq/mediatek-cpufreq.c > @@ -350,6 +350,11 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu) > ret = PTR_ERR(proc_reg); > goto out_free_resources; > } > + ret = regulator_enable(proc_reg); > + if (ret) { > + pr_warn("enable vproc for cpu%d fail\n", cpu); > + goto out_free_resources; > + } This is already done by the OPP core now. -- viresh ^ permalink raw reply [flat|nested] 3+ messages in thread
[parent not found: <1594732689.24540.4.camel@mtksdaap41>]
* Re: [PATCH v7 2/8] cpufreq: mediatek: Enable clock and regulator [not found] ` <1594732689.24540.4.camel@mtksdaap41> @ 2020-07-15 3:38 ` Viresh Kumar 0 siblings, 0 replies; 3+ messages in thread From: Viresh Kumar @ 2020-07-15 3:38 UTC (permalink / raw) To: andrew-sh.cheng Cc: MyungJoo Ham, Kyungmin Park, Chanwoo Choi, Rob Herring, Mark Rutland, Matthias Brugger, Rafael J. Wysocki, Nishanth Menon, Stephen Boyd, Liam Girdwood, Mark Brown, linux-pm, devicetree, linux-arm-kernel, linux-mediatek, linux-kernel, srv_heupstream On 14-07-20, 21:18, andrew-sh.cheng wrote: > On Mon, 2020-07-13 at 15:09 +0530, Viresh Kumar wrote: > > On 10-07-20, 10:31, Andrew-sh.Cheng wrote: > > > From: "Andrew-sh.Cheng" <andrew-sh.cheng@mediatek.com> > > > > > > Need to enable regulator, > > > so that the max/min requested value will be recorded > > > even it is not applied right away. > > > > > > Intermediate clock is not always enabled by ccf in different projects, > > > so cpufreq should enable it by itself. > > > > > > Change-Id: I9f4c8b1ea793794f5f9cdc65427daad1393f5df8 > > > > You are on V7 right now, these should have been gone long back. > > Hi Viresh, > Sorry for forgetting to remove the change-ID message. > > > > > > Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com> > > > --- > > > drivers/cpufreq/mediatek-cpufreq.c | 33 +++++++++++++++++++++++++++++---- > > > 1 file changed, 29 insertions(+), 4 deletions(-) > > > > > > diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c > > > index 0c98dd08273d..4b479c110cc9 100644 > > > --- a/drivers/cpufreq/mediatek-cpufreq.c > > > +++ b/drivers/cpufreq/mediatek-cpufreq.c > > > @@ -350,6 +350,11 @@ static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu) > > > ret = PTR_ERR(proc_reg); > > > goto out_free_resources; > > > } > > > + ret = regulator_enable(proc_reg); > > > + if (ret) { > > > + pr_warn("enable vproc for cpu%d fail\n", cpu); > > > + goto out_free_resources; > > > + } > > > > This is already done by the OPP core now. > > Do you mean I can use dev_pm_opp_set_regulators() and > dev_pm_opp_set_rate() to do dvfs? > Due to mediatek-cpufreq may change Vproc and Vsram by special flow, that > is not suitable. Sorry about that. I completely missed that you aren't using dev_pm_opp_set_rate(). -- viresh ^ permalink raw reply [flat|nested] 3+ messages in thread
[parent not found: <1594348284-14199-6-git-send-email-andrew-sh.cheng@mediatek.com>]
* Re: [PATCH v7 5/8] opp: Modify opp API, dev_pm_opp_get_freq(), find freq in opp, even it is disabled [not found] ` <1594348284-14199-6-git-send-email-andrew-sh.cheng@mediatek.com> @ 2020-07-13 9:42 ` Viresh Kumar 0 siblings, 0 replies; 3+ messages in thread From: Viresh Kumar @ 2020-07-13 9:42 UTC (permalink / raw) To: Andrew-sh.Cheng Cc: MyungJoo Ham, Kyungmin Park, Chanwoo Choi, Rob Herring, Mark Rutland, Matthias Brugger, Rafael J. Wysocki, Nishanth Menon, Stephen Boyd, Liam Girdwood, Mark Brown, linux-pm, devicetree, linux-arm-kernel, linux-mediatek, linux-kernel, srv_heupstream On 10-07-20, 10:31, Andrew-sh.Cheng wrote: > From: "Andrew-sh.Cheng" <andrew-sh.cheng@mediatek.com> > > Modify dev_pm_opp_get_freq() to return freqeuncy > even this opp item is not available. > So that we can get the information of disable opp items. > > Change-Id: I54dacf13050397f5080ccdb8b07d6220e7461e4e > CR-Id: > Feature: > Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com> > --- > drivers/opp/core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/opp/core.c b/drivers/opp/core.c > index eed42d6b2e6b..5213e0462382 100644 > --- a/drivers/opp/core.c > +++ b/drivers/opp/core.c > @@ -118,7 +118,7 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_get_voltage); > */ > unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp) > { > - if (IS_ERR_OR_NULL(opp) || !opp->available) { > + if (IS_ERR_OR_NULL(opp)) { > pr_err("%s: Invalid parameters\n", __func__); > return 0; > } Please cleanup this patch for all the extra stuff that isn't required mainline and send it again to me separately from this series. -- viresh ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2020-07-15 3:38 UTC | newest] Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <1594348284-14199-1-git-send-email-andrew-sh.cheng@mediatek.com> [not found] ` <1594348284-14199-3-git-send-email-andrew-sh.cheng@mediatek.com> 2020-07-13 9:39 ` [PATCH v7 2/8] cpufreq: mediatek: Enable clock and regulator Viresh Kumar [not found] ` <1594732689.24540.4.camel@mtksdaap41> 2020-07-15 3:38 ` Viresh Kumar [not found] ` <1594348284-14199-6-git-send-email-andrew-sh.cheng@mediatek.com> 2020-07-13 9:42 ` [PATCH v7 5/8] opp: Modify opp API, dev_pm_opp_get_freq(), find freq in opp, even it is disabled Viresh Kumar
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