drm/sun4i: Use simple encoder

The ingenic driver uses empty implementations for its encoders. Replace
the code with the generic simple encoder.

Signed-off-by: Thomas Zimmermann <[e-mail]>
Reviewed-by: Laurent Pinchart <[e-mail]>
Acked-by: Daniel Vetter <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c

···
 #include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun4i_backend.h"
 #include "sun4i_crtc.h"
···
 	.enable		= sun4i_hdmi_enable,
 	.mode_set	= sun4i_hdmi_mode_set,
 	.mode_valid	= sun4i_hdmi_mode_valid,
-};
-
-static const struct drm_encoder_funcs sun4i_hdmi_funcs = {
-	.destroy	= drm_encoder_cleanup,
 };
 
 static int sun4i_hdmi_get_modes(struct drm_connector *connector)
···
 
 	drm_encoder_helper_add(&hdmi->encoder,
 			       &sun4i_hdmi_helper_funcs);
-	ret = drm_encoder_init(drm,
-			       &hdmi->encoder,
-			       &sun4i_hdmi_funcs,
-			       DRM_MODE_ENCODER_TMDS,
-			       NULL);
+	ret = drm_simple_encoder_init(drm, &hdmi->encoder,
+				      DRM_MODE_ENCODER_TMDS);
 	if (ret) {
 		dev_err(dev, "Couldn't initialise the HDMI encoder\n");
 		goto err_put_ddc_i2c;

drivers/gpu/drm/sun4i/sun4i_lvds.c

···
 #include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun4i_crtc.h"
 #include "sun4i_tcon.h"
···
 	.enable		= sun4i_lvds_encoder_enable,
 };
 
-static const struct drm_encoder_funcs sun4i_lvds_enc_funcs = {
-	.destroy	= drm_encoder_cleanup,
-};
-
 int sun4i_lvds_init(struct drm_device *drm, struct sun4i_tcon *tcon)
 {
 	struct drm_encoder *encoder;
···
 
 	drm_encoder_helper_add(&lvds->encoder,
 			       &sun4i_lvds_enc_helper_funcs);
-	ret = drm_encoder_init(drm,
-			       &lvds->encoder,
-			       &sun4i_lvds_enc_funcs,
-			       DRM_MODE_ENCODER_LVDS,
-			       NULL);
+	ret = drm_simple_encoder_init(drm, &lvds->encoder,
+				      DRM_MODE_ENCODER_LVDS);
 	if (ret) {
 		dev_err(drm->dev, "Couldn't initialise the lvds encoder\n");
 		goto err_out;

drivers/gpu/drm/sun4i/sun4i_rgb.c

···
 #include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun4i_crtc.h"
 #include "sun4i_tcon.h"
···
 	.mode_valid	= sun4i_rgb_mode_valid,
 };
 
-static void sun4i_rgb_enc_destroy(struct drm_encoder *encoder)
-{
-	drm_encoder_cleanup(encoder);
-}
-
-static struct drm_encoder_funcs sun4i_rgb_enc_funcs = {
-	.destroy	= sun4i_rgb_enc_destroy,
-};
-
 int sun4i_rgb_init(struct drm_device *drm, struct sun4i_tcon *tcon)
 {
 	struct drm_encoder *encoder;
···
 
 	drm_encoder_helper_add(&rgb->encoder,
 			       &sun4i_rgb_enc_helper_funcs);
-	ret = drm_encoder_init(drm,
-			       &rgb->encoder,
-			       &sun4i_rgb_enc_funcs,
-			       DRM_MODE_ENCODER_NONE,
-			       NULL);
+	ret = drm_simple_encoder_init(drm, &rgb->encoder,
+				      DRM_MODE_ENCODER_NONE);
 	if (ret) {
 		dev_err(drm->dev, "Couldn't initialise the rgb encoder\n");
 		goto err_out;

drivers/gpu/drm/sun4i/sun4i_tv.c

···
 #include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun4i_crtc.h"
 #include "sun4i_drv.h"
···
 	.mode_set	= sun4i_tv_mode_set,
 };
 
-static void sun4i_tv_destroy(struct drm_encoder *encoder)
-{
-	drm_encoder_cleanup(encoder);
-}
-
-static struct drm_encoder_funcs sun4i_tv_funcs = {
-	.destroy	= sun4i_tv_destroy,
-};
-
 static int sun4i_tv_comp_get_modes(struct drm_connector *connector)
 {
 	int i;
···
 
 	drm_encoder_helper_add(&tv->encoder,
 			       &sun4i_tv_helper_funcs);
-	ret = drm_encoder_init(drm,
-			       &tv->encoder,
-			       &sun4i_tv_funcs,
-			       DRM_MODE_ENCODER_TVDAC,
-			       NULL);
+	ret = drm_simple_encoder_init(drm, &tv->encoder,
+				      DRM_MODE_ENCODER_TVDAC);
 	if (ret) {
 		dev_err(dev, "Couldn't initialise the TV encoder\n");
 		goto err_disable_clk;

drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c

···
 #include <drm/drm_panel.h>
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun4i_crtc.h"
 #include "sun4i_tcon.h"
···
 	.enable		= sun6i_dsi_encoder_enable,
 };
 
-static const struct drm_encoder_funcs sun6i_dsi_enc_funcs = {
-	.destroy	= drm_encoder_cleanup,
-};
-
 static u32 sun6i_dsi_dcs_build_pkt_hdr(struct sun6i_dsi *dsi,
 				       const struct mipi_dsi_msg *msg)
 {
···
 
 	drm_encoder_helper_add(&dsi->encoder,
 			       &sun6i_dsi_enc_helper_funcs);
-	ret = drm_encoder_init(drm,
-			       &dsi->encoder,
-			       &sun6i_dsi_enc_funcs,
-			       DRM_MODE_ENCODER_DSI,
-			       NULL);
+	ret = drm_simple_encoder_init(drm, &dsi->encoder,
+				      DRM_MODE_ENCODER_DSI);
 	if (ret) {
 		dev_err(dsi->dev, "Couldn't initialise the DSI encoder\n");
 		return ret;

drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c

···
 
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_of.h>
+#include <drm/drm_simple_kms_helper.h>
 
 #include "sun8i_dw_hdmi.h"
 #include "sun8i_tcon_top.h"
···
 static const struct drm_encoder_helper_funcs
 sun8i_dw_hdmi_encoder_helper_funcs = {
 	.mode_set = sun8i_dw_hdmi_encoder_mode_set,
-};
-
-static const struct drm_encoder_funcs sun8i_dw_hdmi_encoder_funcs = {
-	.destroy = drm_encoder_cleanup,
 };
 
 static enum drm_mode_status
···
 	}
 
 	drm_encoder_helper_add(encoder, &sun8i_dw_hdmi_encoder_helper_funcs);
-	drm_encoder_init(drm, encoder, &sun8i_dw_hdmi_encoder_funcs,
-			 DRM_MODE_ENCODER_TMDS, NULL);
+	drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
 
 	sun8i_hdmi_phy_init(hdmi->phy);