Merge branch 'drm-intel-next' of git://anongit.freedesktop.org/drm-intel into drm...

[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 a078876..f0b1602 100644 (file)
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -1638,6 +1638,12 @@ static int pwm_setup_backlight(struct intel_connector *connector,
                return -ENODEV;
        }
 
+       /*
+        * FIXME: pwm_apply_args() should be removed when switching to
+        * the atomic PWM API.
+        */
+       pwm_apply_args(panel->backlight.pwm);
+
        retval = pwm_config(panel->backlight.pwm, CRC_PMIC_PWM_PERIOD_NS,
                            CRC_PMIC_PWM_PERIOD_NS);
        if (retval < 0) {
@@ -1718,6 +1724,14 @@ intel_panel_init_backlight_funcs(struct intel_panel *panel)
                container_of(panel, struct intel_connector, panel);
        struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
 
+       if (connector->base.connector_type == DRM_MODE_CONNECTOR_eDP &&
+           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;