[PATCH 3/3] drm/mediatek: mtk_dpi: Use simple encoder

From: Enric Balletbo i Serra
Date: Mon May 04 2020 - 10:14:24 EST


The mtk_dpi driver uses an empty implementation for its encoder. Replace
the code with the generic simple encoder.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
---

drivers/gpu/drm/mediatek/mtk_dpi.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index baad198c69eb..80778b2aac2a 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -20,6 +20,7 @@
#include <drm/drm_bridge.h>
#include <drm/drm_crtc.h>
#include <drm/drm_of.h>
+#include <drm/drm_simple_kms_helper.h>

#include "mtk_dpi_regs.h"
#include "mtk_drm_ddp_comp.h"
@@ -510,15 +511,6 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi,
return 0;
}

-static void mtk_dpi_encoder_destroy(struct drm_encoder *encoder)
-{
- drm_encoder_cleanup(encoder);
-}
-
-static const struct drm_encoder_funcs mtk_dpi_encoder_funcs = {
- .destroy = mtk_dpi_encoder_destroy,
-};
-
static int mtk_dpi_bridge_attach(struct drm_bridge *bridge,
enum drm_bridge_attach_flags flags)
{
@@ -591,8 +583,8 @@ static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
return ret;
}

- ret = drm_encoder_init(drm_dev, &dpi->encoder, &mtk_dpi_encoder_funcs,
- DRM_MODE_ENCODER_TMDS, NULL);
+ ret = drm_simple_encoder_init(drm_dev, &dpi->encoder,
+ DRM_MODE_ENCODER_TMDS);
if (ret) {
dev_err(dev, "Failed to initialize decoder: %d\n", ret);
goto err_unregister;
--
2.26.2