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authorDave Airlie <airlied@redhat.com>2026-07-24 08:46:54 +1000
committerDave Airlie <airlied@redhat.com>2026-07-24 08:47:07 +1000
commit394586aa7e7233c7fbae7fef31b0115fa3d66b5f (patch)
treed923d5f5ac49a5d916871c648b5e97ceaf5fdc53
parent1590cf0329716306e948a8fc29f1d3ee87d3989f (diff)
parenta411ea4a87162898d2a0547fdfb721ddb7626be3 (diff)
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Merge tag 'drm-intel-fixes-2026-07-23' of https://gitlab.freedesktop.org/drm/i915/kernel into drm-fixes
- Remove DP_EDP_BACKLIGHT_AUX_ENABLE_CAP check for DPCD backlight (Suraj) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patch.msgid.link/amJDXaBKC9uUgRFt@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
index 7a6c07f6aaeb..266e042e0023 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
@@ -615,12 +615,7 @@ check_if_vesa_backlight_possible(struct intel_dp *intel_dp)
int ret;
u8 bit_min, bit_max;
- /*
- * Since we only support Fully AUX Based VESA Backlight interface make sure
- * backlight enable is possible via AUX along with backlight adjustment
- */
- if (!(intel_dp->edp_dpcd[1] & DP_EDP_BACKLIGHT_AUX_ENABLE_CAP &&
- intel_dp->edp_dpcd[2] & DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP))
+ if (!(intel_dp->edp_dpcd[2] & DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP))
return false;
ret = drm_dp_dpcd_read_byte(&intel_dp->aux, DP_EDP_PWMGEN_BIT_COUNT_CAP_MIN, &bit_min);