drm: xlnx: zynqmp_dpsub: Switch to atomic encoder enable/disable

To prepare for the transition to the DRM bridge API, switch the encoder
operations to the atomic versions of .enable() and .disable(). This
doesn't cause any functional change by itself.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

drivers/gpu/drm/xlnx/zynqmp_dp.c

@@ -1400,7 +1400,8 @@ zynqmp_dp_connector_helper_funcs = {
  * DRM Encoder
  */
 
-static void zynqmp_dp_encoder_enable(struct drm_encoder *encoder)
+static void zynqmp_dp_encoder_atomic_enable(struct drm_encoder *encoder,
+					    struct drm_atomic_state *state)
 {
 	struct zynqmp_dp *dp = encoder_to_dp(encoder);
 	unsigned int i;
@@ -1432,7 +1433,8 @@ static void zynqmp_dp_encoder_enable(struct drm_encoder *encoder)
 	zynqmp_dp_write(dp, ZYNQMP_DP_MAIN_STREAM_ENABLE, 1);
 }
 
-static void zynqmp_dp_encoder_disable(struct drm_encoder *encoder)
+static void zynqmp_dp_encoder_atomic_disable(struct drm_encoder *encoder,
+					     struct drm_atomic_state *state)
 {
 	struct zynqmp_dp *dp = encoder_to_dp(encoder);
 
@@ -1509,8 +1511,8 @@ zynqmp_dp_encoder_atomic_check(struct drm_encoder *encoder,
 }
 
 static const struct drm_encoder_helper_funcs zynqmp_dp_encoder_helper_funcs = {
-	.enable			= zynqmp_dp_encoder_enable,
-	.disable		= zynqmp_dp_encoder_disable,
+	.atomic_enable		= zynqmp_dp_encoder_atomic_enable,
+	.atomic_disable		= zynqmp_dp_encoder_atomic_disable,
 	.atomic_mode_set	= zynqmp_dp_encoder_atomic_mode_set,
 	.atomic_check		= zynqmp_dp_encoder_atomic_check,
 };