From: Marek Szyprowski <m.szyprowski@samsung.com>
To: Krzysztof Kozlowski <krzk@kernel.org>,
Sylwester Nawrocki <s.nawrocki@samsung.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Mark Brown <broonie@kernel.org>, Inki Dae <inki.dae@samsung.com>,
"linux-samsung-soc@vger.kernel.org"
<linux-samsung-soc@vger.kernel.org>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Andrzej Hajda <a.hajda@samsung.com>
Subject: Re: [FAIL bisect] Sound card probe error
Date: Mon, 14 May 2018 14:36:21 +0200 [thread overview]
Message-ID: <27b46bcd-a146-7f89-3682-3407ccc8643d@samsung.com> (raw)
In-Reply-To: <CAJKOXPc+kLA+BPBmaP14zMLbbxxCmWF1eZnKoa_PcO2z9jG9JQ@mail.gmail.com>
Hi Krzysztof,
On 2018-05-14 14:29, Krzysztof Kozlowski wrote:
> On Mon, May 14, 2018 at 2:22 PM, Sylwester Nawrocki
> <s.nawrocki@samsung.com> wrote:
>> Hi,
>>
>> On 05/14/2018 12:17 PM, Krzysztof Kozlowski wrote:
>>
>>> Bisected to:
>>> 8c123c14bbba4add148536b6d47a9226deda2f7a is the first bad commit
>>> commit 8c123c14bbba4add148536b6d47a9226deda2f7a
>>> Author: Ulf Hansson <ulf.hansson@linaro.org>
>>> Date: Thu Apr 26 10:53:06 2018 +0200
>>>
>>> driver core: Respect all error codes from dev_pm_domain_attach()
>>>
>>> The limitation of being able to check only for -EPROBE_DEFER from
>>> dev_pm_domain_attach() has been removed. Hence let's respect all error
>>> codes and bail out accordingly.
>>>
>>> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
>>> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>>> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>> The DRM driver creates the HDMI codec but its registration fails, due
>> to some missing clocks. The clock are missing because the exynos5-subcmu
>> driver probing fails.
>>
>> [ 0.678578] exynos5-subcmu: probe of GSC failed with error -17
>> [ 0.679250] exynos5-subcmu: probe of MFC failed with error -17
>> [ 0.679992] exynos5-subcmu: probe of DISP failed with error -17
>>
>> The exynos5-subcmu driver before registering platform device makes
>> of_genpd_add_device() call, so in platform_drv_probe() dev_pm_domain_attach()
>> call will fail, as dev->pm_domain is already set. Previously the error
>> was masked by code removed in the above commit and platform_drv_probe()
>> was could complete successfully.
> Thanks Sylwester!
>
> Ah, I missed these messages because I was looking at err dmesg level
> (and for some reason these are warn). Anyway do you have any thoughts
> how is it connected with missing Odroid XU3 sound card and max98090
> codec?
Odroid XU3 sound card driver is waiting for HDMI codec, which is being
created
by Exynos DRM HDMI driver, which was deferred by lack of clocks.
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
next prev parent reply other threads:[~2018-05-14 12:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20180514101728epcas4p3108760546a415b36252df93dfe38e0fb@epcas4p3.samsung.com>
2018-05-14 10:17 ` [FAIL bisect] Sound card probe error Krzysztof Kozlowski
2018-05-14 12:22 ` Sylwester Nawrocki
2018-05-14 12:29 ` Krzysztof Kozlowski
2018-05-14 12:36 ` Marek Szyprowski [this message]
2018-05-14 12:40 ` Sylwester Nawrocki
2018-05-14 12:45 ` Krzysztof Kozlowski
2018-05-14 12:50 ` Krzysztof Kozlowski
2018-05-14 13:34 ` Sylwester Nawrocki
2018-05-14 12:30 ` Ulf Hansson
2018-05-14 12:43 ` Krzysztof Kozlowski
2018-05-14 14:35 ` Ulf Hansson
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