On Tue, 2017-05-09 at 16:40 -0700, Puthikorn Voravootivat wrote: > intel_dp_aux_backlight driver should check for the > DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP before enable the driver. > > Signed-off-by: Puthikorn Voravootivat <[email protected]>
Reviewed-by: Dhinakaran Pandiyan <[email protected]> > --- > drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c > b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c > index 6532e226db29..341bf2cb0c25 100644 > --- a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c > +++ b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c > @@ -144,6 +144,7 @@ intel_dp_aux_display_control_capable(struct > intel_connector *connector) > */ > if (intel_dp->edp_dpcd[1] & DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP && > (intel_dp->edp_dpcd[1] & DP_EDP_BACKLIGHT_AUX_ENABLE_CAP) && > + (intel_dp->edp_dpcd[2] & DP_EDP_BACKLIGHT_BRIGHTNESS_AUX_SET_CAP) && > !((intel_dp->edp_dpcd[1] & DP_EDP_BACKLIGHT_PIN_ENABLE_CAP) || > (intel_dp->edp_dpcd[2] & > DP_EDP_BACKLIGHT_BRIGHTNESS_PWM_PIN_CAP))) { > DRM_DEBUG_KMS("AUX Backlight Control Supported!\n"); _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
