@@ -176,8 +176,8 @@ int fsl_dcu_drm_crtc_create(struct fsl_dcu_drm_device *fsl_dev)
fsl_dcu_drm_init_planes(drm);
primary = fsl_dcu_drm_primary_create_plane(drm);
- if (!primary)
- return -ENOMEM;
+ if (IS_ERR(primary))
+ return PTR_ERR(primary);
ret = drmm_crtc_init_with_planes(drm, crtc, primary, NULL,
&fsl_dcu_drm_crtc_funcs, NULL);
@@ -174,7 +174,6 @@ static const struct drm_plane_helper_funcs fsl_dcu_drm_plane_helper_funcs = {
static const struct drm_plane_funcs fsl_dcu_drm_plane_funcs = {
.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
- .destroy = drm_plane_helper_destroy,
.disable_plane = drm_atomic_helper_disable_plane,
.reset = drm_atomic_helper_plane_reset,
.update_plane = drm_atomic_helper_update_plane,
@@ -206,24 +205,18 @@ void fsl_dcu_drm_init_planes(struct drm_device *dev)
struct drm_plane *fsl_dcu_drm_primary_create_plane(struct drm_device *dev)
{
struct drm_plane *primary;
- int ret;
-
- primary = kzalloc(sizeof(*primary), GFP_KERNEL);
- if (!primary) {
- DRM_DEBUG_KMS("Failed to allocate primary plane\n");
- return NULL;
- }
/* possible_crtc's will be filled in later by crtc_init */
- ret = drm_universal_plane_init(dev, primary, 0,
- &fsl_dcu_drm_plane_funcs,
- fsl_dcu_drm_plane_formats,
- ARRAY_SIZE(fsl_dcu_drm_plane_formats),
- NULL, DRM_PLANE_TYPE_PRIMARY, NULL);
- if (ret) {
- kfree(primary);
- primary = NULL;
+ primary = drmm_universal_plane_alloc(dev, struct drm_plane, dev, 0,
+ &fsl_dcu_drm_plane_funcs,
+ fsl_dcu_drm_plane_formats,
+ ARRAY_SIZE(fsl_dcu_drm_plane_formats),
+ NULL, DRM_PLANE_TYPE_PRIMARY, NULL);
+ if (IS_ERR(primary)) {
+ DRM_DEBUG_KMS("Failed to create primary plane\n");
+ return primary;
}
+
drm_plane_helper_add(primary, &fsl_dcu_drm_plane_helper_funcs);
return primary;
Use drm managed resource allocation (drmm_universal_plane_alloc()) in order to get rid of the explicit destroy hook in struct drm_plane_funcs. Signed-off-by: Danilo Krummrich <dakr@redhat.com> --- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c | 4 ++-- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c | 25 ++++++++------------- 2 files changed, 11 insertions(+), 18 deletions(-)