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| author | Mavroudis Chatzilaridis <mavchatz@protonmail.com> | 2023-02-01 18:51:25 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-10 09:29:56 +0100 |
| commit | 21c7c846279fad6e245d32f343336ae021853b6c (patch) | |
| tree | 8cdc6eb28498c1c834c04df961eb795739199e8b | |
| parent | 55449229e88fab284c9e6554005c4c3296ea98b9 (diff) | |
| download | linux-21c7c846279fad6e245d32f343336ae021853b6c.tar.gz linux-21c7c846279fad6e245d32f343336ae021853b6c.tar.bz2 linux-21c7c846279fad6e245d32f343336ae021853b6c.zip | |
drm/i915/quirks: Add inverted backlight quirk for HP 14-r206nv
commit 5e438bf7f9a1705ebcae5fa89cdbfbc6932a7871 upstream.
This laptop uses inverted backlight PWM. Thus, without this quirk,
backlight brightness decreases as the brightness value increases and
vice versa.
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8013
Cc: stable@vger.kernel.org
Signed-off-by: Mavroudis Chatzilaridis <mavchatz@protonmail.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230201184947.8835-1-mavchatz@protonmail.com
(cherry picked from commit 83e7d6fd330d413cb2064e680ffea91b0512a520)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_quirks.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c index 6e48d3bcdfec..a280448df771 100644 --- a/drivers/gpu/drm/i915/display/intel_quirks.c +++ b/drivers/gpu/drm/i915/display/intel_quirks.c @@ -199,6 +199,8 @@ static struct intel_quirk intel_quirks[] = { /* ECS Liva Q2 */ { 0x3185, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time }, { 0x3184, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time }, + /* HP Notebook - 14-r206nv */ + { 0x0f31, 0x103c, 0x220f, quirk_invert_brightness }, }; void intel_init_quirks(struct drm_i915_private *i915) |