[PATCH 1/6] drm/fsl-dcu: Open-code drm_simple_encoder_init()

From: Naman Arora

Date: Sun May 31 2026 - 03:37:08 EST


The helper drm_simple_encoder_init() is a thin wrapper around
drm_encoder_init() with a simple destroy-only encoder funcs struct.
Remove the dependency on drm_simple_kms_helper by open-coding the
encoder initialization directly in the driver.

Signed-off-by: Naman Arora <namanarora029@xxxxxxxxx>
---
drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
index 84eff7519..a16c6013e 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
@@ -14,11 +14,14 @@
#include <drm/drm_of.h>
#include <drm/drm_panel.h>
#include <drm/drm_probe_helper.h>
-#include <drm/drm_simple_kms_helper.h>

#include "fsl_dcu_drm_drv.h"
#include "fsl_tcon.h"

+static const struct drm_encoder_funcs fsl_dcu_drm_encoder_funcs = {
+ .destroy = drm_encoder_cleanup,
+};
+
int fsl_dcu_drm_encoder_create(struct fsl_dcu_drm_device *fsl_dev,
struct drm_crtc *crtc)
{
@@ -31,8 +34,9 @@ int fsl_dcu_drm_encoder_create(struct fsl_dcu_drm_device *fsl_dev,
if (fsl_dev->tcon)
fsl_tcon_bypass_enable(fsl_dev->tcon);

- ret = drm_simple_encoder_init(fsl_dev->drm, encoder,
- DRM_MODE_ENCODER_LVDS);
+ ret = drm_encoder_init(fsl_dev->drm, encoder,
+ &fsl_dcu_drm_encoder_funcs,
+ DRM_MODE_ENCODER_LVDS, NULL);
if (ret < 0)
return ret;

--
2.20.1