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Date: Mon, 24 Oct 2022 14:48:32 +0300
From: Jani Nikula <jani.nikula@...ux.intel.com>
To: Akihiko Odaki <akihiko.odaki@...nix.com>
Cc: David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
Jonathan Corbet <corbet@....net>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Len Brown <lenb@...nel.org>,
Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@...el.com>,
Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
"Lee, Chun-Yi" <jlee@...e.com>,
Hans de Goede <hdegoede@...hat.com>,
Mark Gross <markgross@...nel.org>,
Corentin Chary <corentin.chary@...il.com>,
Cezary Jackiewicz <cezary.jackiewicz@...il.com>,
Matthew Garrett <mjg59@...f.ucam.org>,
Pali Rohár <pali@...nel.org>,
Jonathan Woithe <jwoithe@...t42.net>,
Ike Panhc <ike.pan@...onical.com>,
Daniel Dadap <ddadap@...dia.com>,
Kenneth Chan <kenneth.t.chan@...il.com>,
Mattia Dongili <malattia@...ux.it>,
Henrique de Moraes Holschuh <hmh@....eng.br>,
Azael Avalos <coproscefalo@...il.com>,
Lee Jones <lee@...nel.org>,
Daniel Thompson <daniel.thompson@...aro.org>,
Jingoo Han <jingoohan1@...il.com>,
Helge Deller <deller@....de>,
Robert Moore <robert.moore@...el.com>,
dri-devel@...ts.freedesktop.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
intel-gfx@...ts.freedesktop.org,
platform-driver-x86@...r.kernel.org,
acpi4asus-user@...ts.sourceforge.net,
ibm-acpi-devel@...ts.sourceforge.net, linux-fbdev@...r.kernel.org,
devel@...ica.org, Akihiko Odaki <akihiko.odaki@...nix.com>
Subject: Re: [PATCH 00/22] Fallback to native backlight
On Mon, 24 Oct 2022, Akihiko Odaki <akihiko.odaki@...nix.com> wrote:
> Commit 2600bfa3df99 ("ACPI: video: Add acpi_video_backlight_use_native()
> helper") and following commits made native backlight unavailable if
> CONFIG_ACPI_VIDEO is set and the backlight feature of ACPI video is
> unavailable, which broke the backlight functionality on Lenovo ThinkPad
> C13 Yoga Chromebook. Allow to fall back to native backlight in such
> cases.
Where's the bug report with relevant logs, kconfigs, etc?
BR,
Jani.
>
> Signed-off-by: Akihiko Odaki <akihiko.odaki@...nix.com>
>
> Akihiko Odaki (22):
> drm/i915/opregion: Improve backlight request condition
> ACPI: video: Introduce acpi_video_get_backlight_types()
> LoongArch: Use acpi_video_get_backlight_types()
> platform/x86: acer-wmi: Use acpi_video_get_backlight_types()
> platform/x86: asus-laptop: Use acpi_video_get_backlight_types()
> platform/x86: asus-wmi: Use acpi_video_get_backlight_types()
> platform/x86: compal-laptop: Use acpi_video_get_backlight_types()
> platform/x86: eeepc-laptop: Use acpi_video_get_backlight_types()
> platform/x86: fujitsu-laptop: Use acpi_video_get_backlight_types()
> platform/x86: ideapad-laptop: Use acpi_video_get_backlight_types()
> platform/x86: msi-laptop: Use acpi_video_get_backlight_types()
> platform/x86: msi-wmi: Use acpi_video_get_backlight_types()
> platform/x86: nvidia-wmi-ec-backlight: Use
> acpi_video_get_backlight_types()
> platform/x86: panasonic-laptop: Use acpi_video_get_backlight_types()
> platform/x86: samsung-laptop: Use acpi_video_get_backlight_types()
> platform/x86: sony-laptop: Use acpi_video_get_backlight_types()
> platform/x86: thinkpad_acpi: Use acpi_video_get_backlight_types()
> platform/x86: toshiba_acpi: Use acpi_video_get_backlight_types()
> platform/x86: dell-laptop: Use acpi_video_get_backlight_types()
> platform/x86: intel_oaktrail: Use acpi_video_get_backlight_types()
> ACPI: video: Remove acpi_video_get_backlight_type()
> ACPI: video: Fallback to native backlight
>
> Documentation/gpu/todo.rst | 8 +--
> drivers/acpi/acpi_video.c | 2 +-
> drivers/acpi/video_detect.c | 54 ++++++++++---------
> drivers/gpu/drm/i915/display/intel_opregion.c | 3 +-
> drivers/platform/loongarch/loongson-laptop.c | 4 +-
> drivers/platform/x86/acer-wmi.c | 2 +-
> drivers/platform/x86/asus-laptop.c | 2 +-
> drivers/platform/x86/asus-wmi.c | 4 +-
> drivers/platform/x86/compal-laptop.c | 2 +-
> drivers/platform/x86/dell/dell-laptop.c | 2 +-
> drivers/platform/x86/eeepc-laptop.c | 2 +-
> drivers/platform/x86/fujitsu-laptop.c | 4 +-
> drivers/platform/x86/ideapad-laptop.c | 2 +-
> drivers/platform/x86/intel/oaktrail.c | 2 +-
> drivers/platform/x86/msi-laptop.c | 2 +-
> drivers/platform/x86/msi-wmi.c | 2 +-
> .../platform/x86/nvidia-wmi-ec-backlight.c | 2 +-
> drivers/platform/x86/panasonic-laptop.c | 2 +-
> drivers/platform/x86/samsung-laptop.c | 2 +-
> drivers/platform/x86/sony-laptop.c | 2 +-
> drivers/platform/x86/thinkpad_acpi.c | 4 +-
> drivers/platform/x86/toshiba_acpi.c | 2 +-
> drivers/video/backlight/backlight.c | 18 +++++++
> include/acpi/video.h | 21 ++++----
> include/linux/backlight.h | 1 +
> 25 files changed, 85 insertions(+), 66 deletions(-)
--
Jani Nikula, Intel Open Source Graphics Center
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