drm/i915/dsi: Add DCS control for Panel PWM

[cascardo/linux.git] / drivers / gpu / drm / i915 / intel_panel.c

diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 828f0fc..efaee7a 100644 (file)
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -1722,6 +1722,10 @@ intel_panel_init_backlight_funcs(struct intel_panel *panel)
            intel_dp_aux_init_backlight_funcs(connector) == 0)
                return;
 
+       if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI &&
+           intel_dsi_dcs_init_backlight_funcs(connector) == 0)
+               return;
+
        if (IS_BROXTON(dev_priv)) {
                panel->backlight.setup = bxt_setup_backlight;
                panel->backlight.enable = bxt_enable_backlight;