From: Sylwester Nawrocki <s.nawrocki@samsung.com> To: krzk@kernel.org, vireshk@kernel.org Cc: robh+dt@kernel.org, kgene@kernel.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, b.zolnierkie@samsung.com, m.szyprowski@samsung.com, Sylwester Nawrocki <s.nawrocki@samsung.com> Subject: [PATCH v4 1/6] opp: Handle target/min/max voltage in dev_pm_opp_adjust_voltage() Date: Tue, 10 Sep 2019 14:36:13 +0200 [thread overview] Message-ID: <20190910123618.27985-2-s.nawrocki@samsung.com> (raw) In-Reply-To: <20190910123618.27985-1-s.nawrocki@samsung.com> To be squashed with patch "PM / OPP: Support adjusting OPP voltages at runtime". Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> --- Changes since v3: - new patch drivers/opp/core.c | 10 ++++++++-- include/linux/pm_opp.h | 3 ++- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 407a07f29b12..4ebe5a6c280b 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -2057,14 +2057,18 @@ static int _opp_set_availability(struct device *dev, unsigned long freq, * dev_pm_opp_adjust_voltage() - helper to change the voltage of an OPP * @dev: device for which we do this operation * @freq: OPP frequency to adjust voltage of - * @u_volt: new OPP voltage + * @u_volt: new OPP target voltage + * @u_volt_min: new OPP min voltage + * @u_volt_max: new OPP max voltage * * Return: -EINVAL for bad pointers, -ENOMEM if no memory available for the * copy operation, returns 0 if no modifcation was done OR modification was * successful. */ int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, - unsigned long u_volt) + unsigned long u_volt, unsigned long u_volt_min, + unsigned long u_volt_max) + { struct opp_table *opp_table; struct dev_pm_opp *tmp_opp, *opp = ERR_PTR(-ENODEV); @@ -2098,6 +2102,8 @@ int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, goto adjust_unlock; opp->supplies->u_volt = u_volt; + opp->supplies->u_volt_min = u_volt_min; + opp->supplies->u_volt_max = u_volt_max; dev_pm_opp_get(opp); mutex_unlock(&opp_table->lock); diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 86947d53e8c4..0ee1daafe6af 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -113,7 +113,8 @@ void dev_pm_opp_remove(struct device *dev, unsigned long freq); void dev_pm_opp_remove_all_dynamic(struct device *dev); int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, - unsigned long u_volt); + unsigned long u_volt, unsigned long u_volt_min, + unsigned long u_volt_max); int dev_pm_opp_enable(struct device *dev, unsigned long freq); -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Sylwester Nawrocki <s.nawrocki@samsung.com> To: krzk@kernel.org, vireshk@kernel.org Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-pm@vger.kernel.org, b.zolnierkie@samsung.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, kgene@kernel.org, Sylwester Nawrocki <s.nawrocki@samsung.com>, linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com Subject: [PATCH v4 1/6] opp: Handle target/min/max voltage in dev_pm_opp_adjust_voltage() Date: Tue, 10 Sep 2019 14:36:13 +0200 [thread overview] Message-ID: <20190910123618.27985-2-s.nawrocki@samsung.com> (raw) In-Reply-To: <20190910123618.27985-1-s.nawrocki@samsung.com> To be squashed with patch "PM / OPP: Support adjusting OPP voltages at runtime". Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> --- Changes since v3: - new patch drivers/opp/core.c | 10 ++++++++-- include/linux/pm_opp.h | 3 ++- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 407a07f29b12..4ebe5a6c280b 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -2057,14 +2057,18 @@ static int _opp_set_availability(struct device *dev, unsigned long freq, * dev_pm_opp_adjust_voltage() - helper to change the voltage of an OPP * @dev: device for which we do this operation * @freq: OPP frequency to adjust voltage of - * @u_volt: new OPP voltage + * @u_volt: new OPP target voltage + * @u_volt_min: new OPP min voltage + * @u_volt_max: new OPP max voltage * * Return: -EINVAL for bad pointers, -ENOMEM if no memory available for the * copy operation, returns 0 if no modifcation was done OR modification was * successful. */ int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, - unsigned long u_volt) + unsigned long u_volt, unsigned long u_volt_min, + unsigned long u_volt_max) + { struct opp_table *opp_table; struct dev_pm_opp *tmp_opp, *opp = ERR_PTR(-ENODEV); @@ -2098,6 +2102,8 @@ int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, goto adjust_unlock; opp->supplies->u_volt = u_volt; + opp->supplies->u_volt_min = u_volt_min; + opp->supplies->u_volt_max = u_volt_max; dev_pm_opp_get(opp); mutex_unlock(&opp_table->lock); diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 86947d53e8c4..0ee1daafe6af 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -113,7 +113,8 @@ void dev_pm_opp_remove(struct device *dev, unsigned long freq); void dev_pm_opp_remove_all_dynamic(struct device *dev); int dev_pm_opp_adjust_voltage(struct device *dev, unsigned long freq, - unsigned long u_volt); + unsigned long u_volt, unsigned long u_volt_min, + unsigned long u_volt_max); int dev_pm_opp_enable(struct device *dev, unsigned long freq); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-09-10 12:36 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20190910123632eucas1p2cf941da5f74b892288dd5a92ff9fa9fb@eucas1p2.samsung.com> 2019-09-10 12:36 ` [PATCH v4 0/6] Exynos Adaptive Supply Voltage support Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki [not found] ` <CGME20190910123636eucas1p250ec04901f227b947cc38936563f63b2@eucas1p2.samsung.com> 2019-09-10 12:36 ` Sylwester Nawrocki [this message] 2019-09-10 12:36 ` [PATCH v4 1/6] opp: Handle target/min/max voltage in dev_pm_opp_adjust_voltage() Sylwester Nawrocki 2019-10-02 14:33 ` Krzysztof Kozlowski 2019-10-02 14:33 ` Krzysztof Kozlowski 2019-10-02 15:54 ` Sylwester Nawrocki 2019-10-02 15:54 ` Sylwester Nawrocki 2019-10-02 15:54 ` Sylwester Nawrocki 2019-10-14 6:26 ` Viresh Kumar 2019-10-14 6:26 ` Viresh Kumar 2019-10-16 9:15 ` Sylwester Nawrocki 2019-10-16 9:15 ` Sylwester Nawrocki [not found] ` <CGME20190910123637eucas1p26d2051f9bdd1bdf4510f1908ea98f641@eucas1p2.samsung.com> 2019-09-10 12:36 ` [PATCH v4 2/6] dt-bindings: samsung: Update the CHIP ID binding documentation Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki 2019-09-17 18:13 ` Rob Herring 2019-09-17 18:13 ` Rob Herring 2019-09-17 18:13 ` Rob Herring 2019-10-02 15:48 ` Krzysztof Kozlowski 2019-10-02 15:48 ` Krzysztof Kozlowski 2019-10-02 16:00 ` Sylwester Nawrocki 2019-10-02 16:00 ` Sylwester Nawrocki [not found] ` <CGME20190910123639eucas1p2ab65f8d2bba3ca9da831d2549dc62cfb@eucas1p2.samsung.com> 2019-09-10 12:36 ` [PATCH v4 3/6] soc: samsung: Add Exynos Adaptive Supply Voltage driver Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki [not found] ` <CGME20190910123643eucas1p2666bc55d5b36efbbb02565793a2c1f86@eucas1p2.samsung.com> 2019-09-10 12:36 ` [PATCH v4 4/6] ARM: EXYNOS: Enable exynos-asv driver for ARCH_EXYNOS Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki [not found] ` <CGME20190910123644eucas1p234a55b19e68046900539195f55ea60dd@eucas1p2.samsung.com> 2019-09-10 12:36 ` [PATCH v4 5/6] ARM: dts: Add "syscon" compatible string to chipid node Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki 2019-10-02 15:44 ` Krzysztof Kozlowski 2019-10-02 15:44 ` Krzysztof Kozlowski [not found] ` <CGME20190910123647eucas1p176bc817bbdae813e5aa9ab4745f9c285@eucas1p1.samsung.com> 2019-09-10 12:36 ` [PATCH v4 6/6] ARM: dts: Add samsung,asv-bin property for odroidxu3-lite Sylwester Nawrocki 2019-09-10 12:36 ` Sylwester Nawrocki 2019-10-02 15:44 ` Krzysztof Kozlowski 2019-10-02 15:44 ` Krzysztof Kozlowski
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