diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c | 15 |
1 files changed, 13 insertions, 2 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 c92d5bb2326a..83af95bce98d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c @@ -278,6 +278,8 @@ intel_dp_aux_hdr_setup_backlight(struct intel_connector *connector, enum pipe pi { struct drm_i915_private *i915 = to_i915(connector->base.dev); struct intel_panel *panel = &connector->panel; + struct drm_luminance_range_info *luminance_range = + &connector->base.display_info.luminance_range; int ret; if (panel->backlight.edp.intel.sdr_uses_aux) { @@ -293,8 +295,17 @@ intel_dp_aux_hdr_setup_backlight(struct intel_connector *connector, enum pipe pi } } - panel->backlight.max = 512; - panel->backlight.min = 0; + if (luminance_range->max_luminance) { + panel->backlight.max = luminance_range->max_luminance; + panel->backlight.min = luminance_range->min_luminance; + } else { + panel->backlight.max = 512; + panel->backlight.min = 0; + } + + drm_dbg_kms(&i915->drm, "Using backlight range %d..%d\n", panel->backlight.min, + panel->backlight.max); + panel->backlight.level = intel_dp_aux_hdr_get_backlight(connector, pipe); panel->backlight.enabled = panel->backlight.level != 0; |