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From: Dmitry Osipenko <dmitry.osipenko@collabora.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	linux-pm@vger.kernel.org,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Rafael Wysocki <rjw@rjwysocki.net>,
	Stephen Boyd <sboyd@kernel.org>, Nishanth Menon <nm@ti.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 08/31] cpufreq: tegra20: Migrate to dev_pm_opp_set_config()
Date: Fri, 17 Jun 2022 15:09:31 +0300	[thread overview]
Message-ID: <223d33be-4c73-8605-e2bb-33e4a14682d2@collabora.com> (raw)
In-Reply-To: <20220607084351.i4s5veww6irmaf3t@vireshk-i7>

On 6/7/22 11:43, Viresh Kumar wrote:
> On 30-05-22, 13:22, Viresh Kumar wrote:
>> On 29-05-22, 19:59, Dmitry Osipenko wrote:
>>>> Please keep the PTR_ERR_OR_ZERO.
>>
>> Ahh, sorry about that. Fixed.
>>
>>>> tegra20-cpufreq tegra20-cpufreq: failed to set OPP config: -1042688000
>>>
>>> With that fixed, now there is another error:
>>>
>>> [    1.761945] cpu cpu0: _of_add_opp_table_v2: no supported OPPs
>>> [    1.761960] cpu cpu0: OPP table can't be empty
>>
>> So we failed to find any OPPs which work with the hardware version of
>> updated with dev_pm_opp_set_config(). I tried to follow the path and
>> see if there is something wrong here. Failed to find that :(
>>
>>> I see this on Tegra30, but not on Tegra20. Apparently OPP table
>>> refcounting is broken on Tegra30 by this patchset. To make it clear,
>>> there are no error without these OPP patches applied. I may take a
>>> closer look if will be needed, just ping me.
>>
>> Yes, it would be very helpful as I don't have the necessary hardware.
> 
> Hey, any updates on this ? I am looking to resend the series soon, would be nice
> to fix this before that.
> 

I'll take a look over this weekend. Sorry for the delay.

-- 
Best regards,
Dmitry

  reply	other threads:[~2022-06-17 12:09 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-26 11:41 [PATCH 00/31] OPP: Add new configuration interface: dev_pm_opp_set_config() Viresh Kumar
2022-05-26 11:42 ` [PATCH 01/31] OPP: Track if clock name is configured by platform Viresh Kumar
2022-05-26 11:42 ` [PATCH 02/31] OPP: Add dev_pm_opp_set_config() and friends Viresh Kumar
2022-06-21 15:09   ` Dmitry Osipenko
2022-06-21 15:34     ` Viresh Kumar
2022-06-22  6:13       ` Viresh Kumar
2022-05-26 11:42 ` [PATCH 03/31] cpufreq: dt: Migrate to dev_pm_opp_set_config() Viresh Kumar
2022-05-26 11:42 ` [PATCH 04/31] cpufreq: imx: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 05/31] cpufreq: qcom-nvmem: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 06/31] cpufreq: sti: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 07/31] cpufreq: sun50i: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 08/31] cpufreq: tegra20: " Viresh Kumar
2022-05-29 16:19   ` Dmitry Osipenko
2022-05-29 16:59     ` Dmitry Osipenko
2022-05-30  7:52       ` Viresh Kumar
2022-06-07  8:43         ` Viresh Kumar
2022-06-17 12:09           ` Dmitry Osipenko [this message]
2022-06-24  5:38       ` Viresh Kumar
2022-06-24  9:41         ` Jon Hunter
2022-05-26 11:42 ` [PATCH 09/31] cpufreq: ti: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 10/31] devfreq: exynos: " Viresh Kumar
2022-05-30  9:45   ` Chanwoo Choi
2022-05-31  4:12     ` Chanwoo Choi
2022-05-31  4:15       ` Viresh Kumar
2022-05-31  4:38         ` Viresh Kumar
2022-05-31  5:05           ` Chanwoo Choi
2022-05-31  5:12             ` Viresh Kumar
2022-05-31  5:03         ` Chanwoo Choi
2022-05-26 11:42 ` [PATCH 11/31] devfreq: sun8i: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 12/31] devfreq: tegra30: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 13/31] drm/lima: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 14/31] drm/msm: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 15/31] drm/panfrost: " Viresh Kumar
2022-05-26 13:45   ` Steven Price
2022-05-26 11:42 ` [PATCH 16/31] drm/tegra: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 17/31] media: venus: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 18/31] media: tegra: " Viresh Kumar
2022-05-26 12:57   ` Krzysztof Kozlowski
2022-05-27  2:43     ` Viresh Kumar
2022-05-26 11:42 ` [PATCH 19/31] mmc: sdhci-msm: " Viresh Kumar
2022-06-02  9:47   ` Ulf Hansson
2022-05-26 11:42 ` [PATCH 20/31] OPP: ti: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 21/31] soc/tegra: Remove the call to devm_pm_opp_set_clkname() Viresh Kumar
2022-05-26 17:57   ` Dmitry Osipenko
2022-05-27  2:52     ` Viresh Kumar
2022-06-23 21:15   ` Jon Hunter
2022-06-24  0:28     ` Viresh Kumar
2022-06-24  0:59       ` Viresh Kumar
2022-06-24 10:32         ` Jon Hunter
2022-05-26 11:42 ` [PATCH 22/31] soc/tegra: Migrate to dev_pm_opp_set_config() Viresh Kumar
2022-06-24  0:48   ` Viresh Kumar
2022-06-24  0:57     ` Viresh Kumar
2022-06-26 22:14       ` Dmitry Osipenko
2022-06-27  6:45         ` Viresh Kumar
2022-06-27  7:14           ` Dmitry Osipenko
2022-06-27  7:21             ` Viresh Kumar
2022-06-28  7:09               ` Viresh Kumar
2022-06-28 10:08                 ` Dmitry Osipenko
2022-06-28 10:11                   ` Viresh Kumar
2022-06-28 10:16                     ` Dmitry Osipenko
2022-06-28 11:00                       ` Viresh Kumar
2022-06-29 17:03                   ` Jon Hunter
2022-06-30  0:23                     ` Viresh Kumar
2022-05-26 11:42 ` [PATCH 23/31] spi: qcom: " Viresh Kumar
2022-05-26 12:41   ` Mark Brown
2022-05-26 11:42 ` [PATCH 24/31] serial: " Viresh Kumar
2022-05-26 11:42 ` [PATCH 25/31] OPP: Remove dev_pm_opp_set_regulators() and friends Viresh Kumar
2022-05-26 11:42 ` [PATCH 26/31] OPP: Remove dev_pm_opp_set_supported_hw() " Viresh Kumar
2022-05-26 11:42 ` [PATCH 27/31] OPP: Remove dev_pm_opp_set_clkname() " Viresh Kumar
2022-05-26 11:42 ` [PATCH 28/31] OPP: Remove dev_pm_opp_register_set_opp_helper() " Viresh Kumar
2022-05-26 11:42 ` [PATCH 29/31] OPP: Remove dev_pm_opp_attach_genpd() " Viresh Kumar
2022-05-26 11:42 ` [PATCH 30/31] OPP: Remove dev_pm_opp_set_prop_name() " Viresh Kumar
2022-05-26 11:42 ` [PATCH 31/31] OPP: Rearrange dev_pm_opp_set_config() " Viresh Kumar

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