From: Lukasz Luba <lukasz.luba@arm.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
dietmar.eggemann@arm.com, linux-arm-kernel@lists.infradead.org,
sboyd@kernel.org, nm@ti.com, linux-samsung-soc@vger.kernel.org,
daniel.lezcano@linaro.org, rafael@kernel.org,
krzysztof.kozlowski@linaro.org, alim.akhtar@samsung.com,
m.szyprowski@samsung.com, mhiramat@kernel.org
Subject: Re: [RESEND][PATCH v2 1/4] OPP: OF: Export dev_opp_pm_calc_power() for usage from EM
Date: Tue, 26 Mar 2024 08:29:06 +0000 [thread overview]
Message-ID: <20074374-ae90-49c5-9e8d-67ce290b13ae@arm.com> (raw)
In-Reply-To: <20240326025147.qgfl5buiobfqfghj@vireshk-i7>
On 3/26/24 02:51, Viresh Kumar wrote:
> On 22-03-24, 11:08, Lukasz Luba wrote:
>> There are device drivers which can modify voltage values for OPPs. It
>> could be due to the chip binning and those drivers have specific chip
>> knowledge about it. This adjustment can happen after Energy Model is
>> registered, thus EM can have stale data about power.
>>
>> Export dev_opp_pm_calc_power() which can be used by Energy Model to
>> calculate new power with the new voltage for OPPs.
>>
>> Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
>> ---
>> drivers/opp/of.c | 17 ++++++++++++-----
>> include/linux/pm_opp.h | 8 ++++++++
>> 2 files changed, 20 insertions(+), 5 deletions(-)
>
> Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
>
Thanks Viresh for the ACK!
Regards,
Lukasz
next prev parent reply other threads:[~2024-03-26 8:29 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-22 11:08 [RESEND][PATCH v2 0/4] Update Energy Model after chip binning adjusted voltages Lukasz Luba
2024-03-22 11:08 ` [RESEND][PATCH v2 1/4] OPP: OF: Export dev_opp_pm_calc_power() for usage from EM Lukasz Luba
2024-03-26 2:51 ` Viresh Kumar
2024-03-26 8:29 ` Lukasz Luba [this message]
2024-03-22 11:08 ` [RESEND][PATCH v2 2/4] PM: EM: Change the em_adjust_new_capacity() to re-use code Lukasz Luba
2024-03-26 10:51 ` Dietmar Eggemann
2024-03-26 20:36 ` Lukasz Luba
2024-03-22 11:08 ` [RESEND][PATCH v2 3/4] PM: EM: Add em_dev_update_chip_binning() Lukasz Luba
2024-03-26 10:09 ` Dietmar Eggemann
2024-03-26 20:32 ` Lukasz Luba
2024-03-27 12:55 ` Dietmar Eggemann
2024-03-28 7:21 ` Dietmar Eggemann
2024-03-28 7:30 ` Lukasz Luba
2024-03-22 11:08 ` [RESEND][PATCH v2 4/4] soc: samsung: exynos-asv: Update Energy Model after adjusting voltage Lukasz Luba
2024-03-25 19:17 ` Krzysztof Kozlowski
2024-03-26 8:28 ` Lukasz Luba
2024-03-26 11:20 ` Dietmar Eggemann
2024-03-26 20:12 ` Lukasz Luba
2024-03-27 12:56 ` Dietmar Eggemann
2024-03-27 13:39 ` Lukasz Luba
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