Modify aux backlight enable/disable sequence just like what we did for genernal eDP panel. 1. Setup PWM freq and brightness level before enable display backlight. 2. Set PWM to 0 after backlight enable was off.
Cc: Ville Syrjälä <[email protected]> Cc: Jani Nikula <[email protected]> Cc: Jose Roberto de Souza <[email protected]> Cc: Cooper Chiou <[email protected]> Signed-off-by: Lee, Shawn C <[email protected]> --- drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c index 7ded95a334db..98210ae17285 100644 --- a/drivers/gpu/drm/i915/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/intel_dp_aux_backlight.c @@ -216,13 +216,14 @@ static void intel_dp_aux_enable_backlight(const struct intel_crtc_state *crtc_st } } - set_aux_backlight_enable(intel_dp, true); intel_dp_aux_set_backlight(conn_state, connector->panel.backlight.level); + set_aux_backlight_enable(intel_dp, true); } static void intel_dp_aux_disable_backlight(const struct drm_connector_state *old_conn_state) { set_aux_backlight_enable(enc_to_intel_dp(old_conn_state->best_encoder), false); + intel_dp_aux_set_backlight(old_conn_state, 0); } static int intel_dp_aux_setup_backlight(struct intel_connector *connector, -- 2.7.4 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
