[RFC v4 07/11] drm/i915/dpcd_bl: Move VESA backlight enabling code closer together

[Lyude Paul <lyude@xxxxxxxxxx>]

No functional changes, just move set_vesa_backlight_enable() closer to it's
only caller: intel_dp_aux_vesa_enable_backlight().

Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
 .../drm/i915/display/intel_dp_aux_backlight.c | 54 +++++++++----------
 1 file changed, 27 insertions(+), 27 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 74001b479d80..611eb3a7cc08 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
@@ -270,33 +270,6 @@ intel_dp_aux_hdr_setup_backlight(struct intel_connector *connector, enum pipe pi
 }
 
 /* VESA backlight callbacks */
-static void set_vesa_backlight_enable(struct intel_connector *connector, bool enable)
-{
-	struct intel_dp *intel_dp = intel_attached_dp(connector);
-	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
-	u8 reg_val = 0;
-
-	/* Early return when display use other mechanism to enable backlight. */
-	if (!connector->panel.backlight.edp.vesa.aux_enable)
-		return;
-
-	if (drm_dp_dpcd_readb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, &reg_val) != 1) {
-		drm_dbg_kms(&i915->drm, "Failed to read DPCD register 0x%x\n",
-			    DP_EDP_DISPLAY_CONTROL_REGISTER);
-		return;
-	}
-	if (enable)
-		reg_val |= DP_EDP_BACKLIGHT_ENABLE;
-	else
-		reg_val &= ~(DP_EDP_BACKLIGHT_ENABLE);
-
-	if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER,
-			       reg_val) != 1) {
-		drm_dbg_kms(&i915->drm, "Failed to %s aux backlight\n",
-			    enable ? "enable" : "disable");
-	}
-}
-
 static bool intel_dp_aux_vesa_backlight_dpcd_mode(struct intel_connector *connector)
 {
 	struct intel_dp *intel_dp = intel_attached_dp(connector);
@@ -378,6 +351,33 @@ intel_dp_aux_vesa_set_backlight(const struct drm_connector_state *conn_state,
 	}
 }
 
+static void set_vesa_backlight_enable(struct intel_connector *connector, bool enable)
+{
+	struct intel_dp *intel_dp = intel_attached_dp(connector);
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+	u8 reg_val = 0;
+
+	/* Early return when display use other mechanism to enable backlight. */
+	if (!connector->panel.backlight.edp.vesa.aux_enable)
+		return;
+
+	if (drm_dp_dpcd_readb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER, &reg_val) != 1) {
+		drm_dbg_kms(&i915->drm, "Failed to read DPCD register 0x%x\n",
+			    DP_EDP_DISPLAY_CONTROL_REGISTER);
+		return;
+	}
+	if (enable)
+		reg_val |= DP_EDP_BACKLIGHT_ENABLE;
+	else
+		reg_val &= ~(DP_EDP_BACKLIGHT_ENABLE);
+
+	if (drm_dp_dpcd_writeb(&intel_dp->aux, DP_EDP_DISPLAY_CONTROL_REGISTER,
+			       reg_val) != 1) {
+		drm_dbg_kms(&i915->drm, "Failed to %s aux backlight\n",
+			    enable ? "enable" : "disable");
+	}
+}
+
 static void
 intel_dp_aux_vesa_enable_backlight(const struct intel_crtc_state *crtc_state,
 				   const struct drm_connector_state *conn_state, u32 level)
-- 
2.29.2

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