From: Dmitry Osipenko <digetx@gmail.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Sameer Pujar <spujar@nvidia.com>,
Peter Geis <pgwipeout@gmail.com>,
Nicolas Chauvet <kwizart@gmail.com>,
Takashi Iwai <tiwai@suse.com>,
Matt Merhar <mattmerhar@protonmail.com>,
Jaroslav Kysela <perex@perex.cz>,
alsa-devel@alsa-project.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/6] ALSA: hda/tegra: Reset hardware
Date: Mon, 25 Jan 2021 18:27:30 +0300 [thread overview]
Message-ID: <7535a927-5246-4ccf-63fe-f8ded9eb6c52@gmail.com> (raw)
In-Reply-To: <s5h35yp3uzn.wl-tiwai@suse.de>
25.01.2021 18:18, Takashi Iwai пишет:
> On Wed, 20 Jan 2021 01:31:50 +0100,
> Dmitry Osipenko wrote:
>>
>> Reset hardware on RPM-resume in order to bring it into a predictable
>> state.
>>
>> Tested-by: Peter Geis <pgwipeout@gmail.com> # Ouya T30 audio works
>> Tested-by: Matt Merhar <mattmerhar@protonmail.com> # Ouya T30 boot-tested
>> Tested-by: Nicolas Chauvet <kwizart@gmail.com> # TK1 boot-tested
>> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
>
> Currently we have neither dependency nor reverse-selection of
> CONFIG_RESET_CONTROLLER. It wouldn't be a problem for builds, but
> you'll get a runtime error from
> devm_reset_control_array_get_exclusive() always when
> CONFIG_RESET_CONTROLLER=n.
>
> I guess it must be a corner case, but just to be sure.
The CONFIG_RESET_CONTROLLER=y at least for ARM32 Tegra builds.
https://elixir.bootlin.com/linux/v5.11-rc5/source/arch/arm/mach-tegra/Kconfig#L15
Not sure about ARM64.
next prev parent reply other threads:[~2021-01-26 19:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-20 0:31 [PATCH v3 0/6] Clock and reset improvements for Tegra ALSA drivers Dmitry Osipenko
2021-01-20 0:31 ` [PATCH v3 1/6] ALSA: hda/tegra: Use clk_bulk helpers Dmitry Osipenko
2021-01-26 6:33 ` Takashi Iwai
2021-01-20 0:31 ` [PATCH v3 2/6] ALSA: hda/tegra: Reset hardware Dmitry Osipenko
2021-01-25 15:18 ` Takashi Iwai
2021-01-25 15:27 ` Dmitry Osipenko [this message]
2021-01-26 6:33 ` Takashi Iwai
2021-01-20 0:31 ` [PATCH v3 3/6] ALSA: hda/tegra: Remove unnecessary null-check from hda_tegra_runtime_resume() Dmitry Osipenko
2021-01-26 6:34 ` Takashi Iwai
2021-01-20 0:31 ` [PATCH v3 4/6] ASoC: tegra: ahub: Add missing resets Dmitry Osipenko
2021-01-20 0:31 ` [PATCH v3 5/6] ASoC: tegra: ahub: Use clk_bulk helpers Dmitry Osipenko
2021-01-20 0:31 ` [PATCH v3 6/6] ASoC: tegra: ahub: Reset hardware properly Dmitry Osipenko
2021-01-25 15:18 ` [PATCH v3 0/6] Clock and reset improvements for Tegra ALSA drivers Takashi Iwai
2021-01-25 18:02 ` (subset) " Mark Brown
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