drm/msm/mdp4: use drmm-managed allocation for mdp4_dsi_encoder

Change struct mdp4_dsi_encoder allocation to use drmm_encoder_alloc().
This removes the need to perform any actions on this encoder
destruction.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/546180/
Link: https://lore.kernel.org/r/20230708010407.3871346-14-dmitry.baryshkov@linaro.org
This commit is contained in:
Dmitry Baryshkov
2023-07-08 04:04:03 +03:00
parent 783ad6e631
commit e79571e870
@@ -26,18 +26,6 @@ static struct mdp4_kms *get_kms(struct drm_encoder *encoder)
return to_mdp4_kms(to_mdp_kms(priv->kms));
}
static void mdp4_dsi_encoder_destroy(struct drm_encoder *encoder)
{
struct mdp4_dsi_encoder *mdp4_dsi_encoder = to_mdp4_dsi_encoder(encoder);
drm_encoder_cleanup(encoder);
kfree(mdp4_dsi_encoder);
}
static const struct drm_encoder_funcs mdp4_dsi_encoder_funcs = {
.destroy = mdp4_dsi_encoder_destroy,
};
static void mdp4_dsi_encoder_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@@ -148,28 +136,18 @@ static const struct drm_encoder_helper_funcs mdp4_dsi_encoder_helper_funcs = {
/* initialize encoder */
struct drm_encoder *mdp4_dsi_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder = NULL;
struct drm_encoder *encoder;
struct mdp4_dsi_encoder *mdp4_dsi_encoder;
int ret;
mdp4_dsi_encoder = kzalloc(sizeof(*mdp4_dsi_encoder), GFP_KERNEL);
if (!mdp4_dsi_encoder) {
ret = -ENOMEM;
goto fail;
}
mdp4_dsi_encoder = drmm_encoder_alloc(dev, struct mdp4_dsi_encoder, base,
NULL, DRM_MODE_ENCODER_DSI, NULL);
if (IS_ERR(mdp4_dsi_encoder))
return ERR_CAST(mdp4_dsi_encoder);
encoder = &mdp4_dsi_encoder->base;
drm_encoder_init(dev, encoder, &mdp4_dsi_encoder_funcs,
DRM_MODE_ENCODER_DSI, NULL);
drm_encoder_helper_add(encoder, &mdp4_dsi_encoder_helper_funcs);
return encoder;
fail:
if (encoder)
mdp4_dsi_encoder_destroy(encoder);
return ERR_PTR(ret);
}
#endif /* CONFIG_DRM_MSM_DSI */