1 files changed, 21 insertions, 62 deletions

diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c
index 99fe40c8cf81..2c96d5adcf49 100644
--- a/drivers/gpu/drm/vc4/vc4_vec.c
+++ b/drivers/gpu/drm/vc4/vc4_vec.c
@@ -160,12 +160,12 @@ struct vc4_vec_variant {
 
 /* General VEC hardware state. */
 struct vc4_vec {
+	struct vc4_encoder encoder;
+	struct drm_connector connector;
+
 	struct platform_device *pdev;
 	const struct vc4_vec_variant *variant;
 
-	struct drm_encoder *encoder;
-	struct drm_connector *connector;
-
 	void __iomem *regs;
 
 	struct clk *clock;
@@ -178,30 +178,12 @@ struct vc4_vec {
 #define VEC_READ(offset) readl(vec->regs + (offset))
 #define VEC_WRITE(offset, val) writel(val, vec->regs + (offset))
 
-/* VC4 VEC encoder KMS struct */
-struct vc4_vec_encoder {
-	struct vc4_encoder base;
-	struct vc4_vec *vec;
-};
-
-static inline struct vc4_vec_encoder *
-to_vc4_vec_encoder(struct drm_encoder *encoder)
+static inline struct vc4_vec *
+encoder_to_vc4_vec(struct drm_encoder *encoder)
 {
-	return container_of(encoder, struct vc4_vec_encoder, base.base);
+	return container_of(encoder, struct vc4_vec, encoder.base);
 }
 
-/* VC4 VEC connector KMS struct */
-struct vc4_vec_connector {
-	struct drm_connector base;
-	struct vc4_vec *vec;
-
-	/* Since the connector is attached to just the one encoder,
-	 * this is the reference to it so we can do the best_encoder()
-	 * hook.
-	 */
-	struct drm_encoder *encoder;
-};
-
 enum vc4_vec_tv_mode_id {
 	VC4_VEC_TV_MODE_NTSC,
 	VC4_VEC_TV_MODE_NTSC_J,
@@ -343,22 +325,12 @@ static const struct drm_connector_helper_funcs vc4_vec_connector_helper_funcs =
 	.get_modes = vc4_vec_connector_get_modes,
 };
 
-static struct drm_connector *vc4_vec_connector_init(struct drm_device *dev,
-						    struct vc4_vec *vec)
+static int vc4_vec_connector_init(struct drm_device *dev, struct vc4_vec *vec)
 {
-	struct drm_connector *connector = NULL;
-	struct vc4_vec_connector *vec_connector;
+	struct drm_connector *connector = &vec->connector;
 
-	vec_connector = devm_kzalloc(dev->dev, sizeof(*vec_connector),
-				     GFP_KERNEL);
-	if (!vec_connector)
-		return ERR_PTR(-ENOMEM);
-
-	connector = &vec_connector->base;
 	connector->interlace_allowed = true;
 
-	vec_connector->encoder = vec->encoder;
-	vec_connector->vec = vec;
 
 	drm_connector_init(dev, connector, &vc4_vec_connector_funcs,
 			   DRM_MODE_CONNECTOR_Composite);
@@ -369,15 +341,14 @@ static struct drm_connector *vc4_vec_connector_init(struct drm_device *dev,
 				   VC4_VEC_TV_MODE_NTSC);
 	vec->tv_mode = &vc4_vec_tv_modes[VC4_VEC_TV_MODE_NTSC];
 
-	drm_connector_attach_encoder(connector, vec->encoder);
+	drm_connector_attach_encoder(connector, &vec->encoder.base);
 
-	return connector;
+	return 0;
 }
 
 static void vc4_vec_encoder_disable(struct drm_encoder *encoder)
 {
-	struct vc4_vec_encoder *vc4_vec_encoder = to_vc4_vec_encoder(encoder);
-	struct vc4_vec *vec = vc4_vec_encoder->vec;
+	struct vc4_vec *vec = encoder_to_vc4_vec(encoder);
 	int ret;
 
 	VEC_WRITE(VEC_CFG, 0);
@@ -398,8 +369,7 @@ static void vc4_vec_encoder_disable(struct drm_encoder *encoder)
 
 static void vc4_vec_encoder_enable(struct drm_encoder *encoder)
 {
-	struct vc4_vec_encoder *vc4_vec_encoder = to_vc4_vec_encoder(encoder);
-	struct vc4_vec *vec = vc4_vec_encoder->vec;
+	struct vc4_vec *vec = encoder_to_vc4_vec(encoder);
 	int ret;
 
 	ret = pm_runtime_get_sync(&vec->pdev->dev);
@@ -474,8 +444,7 @@ static void vc4_vec_encoder_atomic_mode_set(struct drm_encoder *encoder,
 					struct drm_crtc_state *crtc_state,
 					struct drm_connector_state *conn_state)
 {
-	struct vc4_vec_encoder *vc4_vec_encoder = to_vc4_vec_encoder(encoder);
-	struct vc4_vec *vec = vc4_vec_encoder->vec;
+	struct vc4_vec *vec = encoder_to_vc4_vec(encoder);
 
 	vec->tv_mode = &vc4_vec_tv_modes[conn_state->tv.mode];
 }
@@ -533,7 +502,6 @@ static int vc4_vec_bind(struct device *dev, struct device *master, void *data)
 	struct platform_device *pdev = to_platform_device(dev);
 	struct drm_device *drm = dev_get_drvdata(master);
 	struct vc4_vec *vec;
-	struct vc4_vec_encoder *vc4_vec_encoder;
 	int ret;
 
 	ret = drm_mode_create_tv_properties(drm, ARRAY_SIZE(tv_mode_names),
@@ -545,14 +513,7 @@ static int vc4_vec_bind(struct device *dev, struct device *master, void *data)
 	if (!vec)
 		return -ENOMEM;
 
-	vc4_vec_encoder = devm_kzalloc(dev, sizeof(*vc4_vec_encoder),
-				       GFP_KERNEL);
-	if (!vc4_vec_encoder)
-		return -ENOMEM;
-	vc4_vec_encoder->base.type = VC4_ENCODER_TYPE_VEC;
-	vc4_vec_encoder->vec = vec;
-	vec->encoder = &vc4_vec_encoder->base.base;
-
+	vec->encoder.type = VC4_ENCODER_TYPE_VEC;
 	vec->pdev = pdev;
 	vec->variant = (const struct vc4_vec_variant *)
 		of_device_get_match_data(dev);
@@ -573,14 +534,12 @@ static int vc4_vec_bind(struct device *dev, struct device *master, void *data)
 
 	pm_runtime_enable(dev);
 
-	drm_simple_encoder_init(drm, vec->encoder, DRM_MODE_ENCODER_TVDAC);
-	drm_encoder_helper_add(vec->encoder, &vc4_vec_encoder_helper_funcs);
+	drm_simple_encoder_init(drm, &vec->encoder.base, DRM_MODE_ENCODER_TVDAC);
+	drm_encoder_helper_add(&vec->encoder.base, &vc4_vec_encoder_helper_funcs);
 
-	vec->connector = vc4_vec_connector_init(drm, vec);
-	if (IS_ERR(vec->connector)) {
-		ret = PTR_ERR(vec->connector);
+	ret = vc4_vec_connector_init(drm, vec);
+	if (ret)
 		goto err_destroy_encoder;
-	}
 
 	dev_set_drvdata(dev, vec);
 
@@ -589,7 +548,7 @@ static int vc4_vec_bind(struct device *dev, struct device *master, void *data)
 	return 0;
 
 err_destroy_encoder:
-	drm_encoder_cleanup(vec->encoder);
+	drm_encoder_cleanup(&vec->encoder.base);
 	pm_runtime_disable(dev);
 
 	return ret;
@@ -600,8 +559,8 @@ static void vc4_vec_unbind(struct device *dev, struct device *master,
 {
 	struct vc4_vec *vec = dev_get_drvdata(dev);
 
-	vc4_vec_connector_destroy(vec->connector);
-	drm_encoder_cleanup(vec->encoder);
+	vc4_vec_connector_destroy(&vec->connector);
+	drm_encoder_cleanup(&vec->encoder.base);
 	pm_runtime_disable(dev);
 }