diff options
| author | Alex Hung <alex.hung@canonical.com> | 2020-09-14 00:34:03 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2020-09-25 12:59:24 +0200 |
| commit | b226faab4e7890bbbccdf794e8b94276414f9058 (patch) | |
| tree | f984aea61daf90bdcf1caa365cf110ed4227720e /drivers/acpi/video_detect.c | |
| parent | Linux 5.9-rc6 (diff) | |
| download | linux-b226faab4e7890bbbccdf794e8b94276414f9058.tar.xz linux-b226faab4e7890bbbccdf794e8b94276414f9058.zip | |
ACPI: video: use ACPI backlight for HP 635 Notebook
The default backlight interface is AMD's radeon_bl0 which does not
work on this system, so use the ACPI backlight interface on it
instead.
BugLink: https://bugs.launchpad.net/bugs/1894667
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Alex Hung <alex.hung@canonical.com>
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/video_detect.c')
| -rw-r--r-- | drivers/acpi/video_detect.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 2499d7e3c710..36b62e9c8b69 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -282,6 +282,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "530U4E/540U4E"), }, }, + /* https://bugs.launchpad.net/bugs/1894667 */ + { + .callback = video_detect_force_video, + .ident = "HP 635 Notebook", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP 635 Notebook PC"), + }, + }, /* Non win8 machines which need native backlight nevertheless */ { |