On Mon, 18 May 2020 19:39:09 +0200
Enric Balletbo i Serra <enric.balle...@collabora.com> wrote:
> 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.balle...@collabora.com>
> Reviewed-by: Chun-Kuang Hu <chunkuang...@kernel.org>
> ---
>
> 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);
Not related to this change, but shouldn't we have DRM_MODE_ENCODER_DPI
here?
> if (ret) {
> dev_err(dev, "Failed to initialize decoder: %d\n", ret);
> goto err_unregister;
