Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 192 insertions, 0 deletions

diff --git a/drivers/media/platform/renesas/vsp1/vsp1_entity.h b/drivers/media/platform/renesas/vsp1/vsp1_entity.h
new file mode 100644
index 000000000..17f98a6a9
--- /dev/null
+++ b/drivers/media/platform/renesas/vsp1/vsp1_entity.h
@@ -0,0 +1,192 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * vsp1_entity.h  --  R-Car VSP1 Base Entity
+ *
+ * Copyright (C) 2013-2014 Renesas Electronics Corporation
+ *
+ * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
+ */
+#ifndef __VSP1_ENTITY_H__
+#define __VSP1_ENTITY_H__
+
+#include <linux/list.h>
+#include <linux/mutex.h>
+
+#include <media/v4l2-subdev.h>
+
+struct vsp1_device;
+struct vsp1_dl_body;
+struct vsp1_dl_list;
+struct vsp1_pipeline;
+struct vsp1_partition;
+struct vsp1_partition_window;
+
+enum vsp1_entity_type {
+	VSP1_ENTITY_BRS,
+	VSP1_ENTITY_BRU,
+	VSP1_ENTITY_CLU,
+	VSP1_ENTITY_HGO,
+	VSP1_ENTITY_HGT,
+	VSP1_ENTITY_HSI,
+	VSP1_ENTITY_HST,
+	VSP1_ENTITY_LIF,
+	VSP1_ENTITY_LUT,
+	VSP1_ENTITY_RPF,
+	VSP1_ENTITY_SRU,
+	VSP1_ENTITY_UDS,
+	VSP1_ENTITY_UIF,
+	VSP1_ENTITY_WPF,
+};
+
+#define VSP1_ENTITY_MAX_INPUTS		5	/* For the BRU */
+
+/*
+ * struct vsp1_route - Entity routing configuration
+ * @type: Entity type this routing entry is associated with
+ * @index: Entity index this routing entry is associated with
+ * @reg: Output routing configuration register
+ * @inputs: Target node value for each input
+ * @output: Target node value for entity output
+ *
+ * Each $vsp1_route entry describes routing configuration for the entity
+ * specified by the entry's @type and @index. @reg indicates the register that
+ * holds output routing configuration for the entity, and the @inputs array
+ * store the target node value for each input of the entity. The @output field
+ * stores the target node value of the entity output when used as a source for
+ * histogram generation.
+ */
+struct vsp1_route {
+	enum vsp1_entity_type type;
+	unsigned int index;
+	unsigned int reg;
+	unsigned int inputs[VSP1_ENTITY_MAX_INPUTS];
+	unsigned int output;
+};
+
+/**
+ * struct vsp1_entity_operations - Entity operations
+ * @destroy:	Destroy the entity.
+ * @configure_stream:	Setup the hardware parameters for the stream which do
+ *			not vary between frames (pipeline, formats). Note that
+ *			the vsp1_dl_list argument is only valid for display
+ *			pipeline and will be NULL for mem-to-mem pipelines.
+ * @configure_frame:	Configure the runtime parameters for each frame.
+ * @configure_partition: Configure partition specific parameters.
+ * @max_width:	Return the max supported width of data that the entity can
+ *		process in a single operation.
+ * @partition:	Process the partition construction based on this entity's
+ *		configuration.
+ */
+struct vsp1_entity_operations {
+	void (*destroy)(struct vsp1_entity *);
+	void (*configure_stream)(struct vsp1_entity *, struct vsp1_pipeline *,
+				 struct vsp1_dl_list *, struct vsp1_dl_body *);
+	void (*configure_frame)(struct vsp1_entity *, struct vsp1_pipeline *,
+				struct vsp1_dl_list *, struct vsp1_dl_body *);
+	void (*configure_partition)(struct vsp1_entity *,
+				    struct vsp1_pipeline *,
+				    struct vsp1_dl_list *,
+				    struct vsp1_dl_body *);
+	unsigned int (*max_width)(struct vsp1_entity *, struct vsp1_pipeline *);
+	void (*partition)(struct vsp1_entity *, struct vsp1_pipeline *,
+			  struct vsp1_partition *, unsigned int,
+			  struct vsp1_partition_window *);
+};
+
+struct vsp1_entity {
+	struct vsp1_device *vsp1;
+
+	const struct vsp1_entity_operations *ops;
+
+	enum vsp1_entity_type type;
+	unsigned int index;
+	const struct vsp1_route *route;
+
+	struct vsp1_pipeline *pipe;
+
+	struct list_head list_dev;
+	struct list_head list_pipe;
+
+	struct media_pad *pads;
+	unsigned int source_pad;
+
+	struct vsp1_entity **sources;
+	struct vsp1_entity *sink;
+	unsigned int sink_pad;
+
+	struct v4l2_subdev subdev;
+	struct v4l2_subdev_state *config;
+
+	struct mutex lock;	/* Protects the pad config */
+};
+
+static inline struct vsp1_entity *to_vsp1_entity(struct v4l2_subdev *subdev)
+{
+	return container_of(subdev, struct vsp1_entity, subdev);
+}
+
+int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
+		     const char *name, unsigned int num_pads,
+		     const struct v4l2_subdev_ops *ops, u32 function);
+void vsp1_entity_destroy(struct vsp1_entity *entity);
+
+int vsp1_entity_link_setup(struct media_entity *entity,
+			   const struct media_pad *local,
+			   const struct media_pad *remote, u32 flags);
+
+struct v4l2_subdev_state *
+vsp1_entity_get_pad_config(struct vsp1_entity *entity,
+			   struct v4l2_subdev_state *sd_state,
+			   enum v4l2_subdev_format_whence which);
+struct v4l2_mbus_framefmt *
+vsp1_entity_get_pad_format(struct vsp1_entity *entity,
+			   struct v4l2_subdev_state *sd_state,
+			   unsigned int pad);
+struct v4l2_rect *
+vsp1_entity_get_pad_selection(struct vsp1_entity *entity,
+			      struct v4l2_subdev_state *sd_state,
+			      unsigned int pad, unsigned int target);
+int vsp1_entity_init_cfg(struct v4l2_subdev *subdev,
+			 struct v4l2_subdev_state *sd_state);
+
+void vsp1_entity_route_setup(struct vsp1_entity *entity,
+			     struct vsp1_pipeline *pipe,
+			     struct vsp1_dl_body *dlb);
+
+void vsp1_entity_configure_stream(struct vsp1_entity *entity,
+				  struct vsp1_pipeline *pipe,
+				  struct vsp1_dl_list *dl,
+				  struct vsp1_dl_body *dlb);
+
+void vsp1_entity_configure_frame(struct vsp1_entity *entity,
+				 struct vsp1_pipeline *pipe,
+				 struct vsp1_dl_list *dl,
+				 struct vsp1_dl_body *dlb);
+
+void vsp1_entity_configure_partition(struct vsp1_entity *entity,
+				     struct vsp1_pipeline *pipe,
+				     struct vsp1_dl_list *dl,
+				     struct vsp1_dl_body *dlb);
+
+struct media_pad *vsp1_entity_remote_pad(struct media_pad *pad);
+
+int vsp1_subdev_get_pad_format(struct v4l2_subdev *subdev,
+			       struct v4l2_subdev_state *sd_state,
+			       struct v4l2_subdev_format *fmt);
+int vsp1_subdev_set_pad_format(struct v4l2_subdev *subdev,
+			       struct v4l2_subdev_state *sd_state,
+			       struct v4l2_subdev_format *fmt,
+			       const unsigned int *codes, unsigned int ncodes,
+			       unsigned int min_width, unsigned int min_height,
+			       unsigned int max_width, unsigned int max_height);
+int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev,
+			       struct v4l2_subdev_state *sd_state,
+			       struct v4l2_subdev_mbus_code_enum *code,
+			       const unsigned int *codes, unsigned int ncodes);
+int vsp1_subdev_enum_frame_size(struct v4l2_subdev *subdev,
+				struct v4l2_subdev_state *sd_state,
+				struct v4l2_subdev_frame_size_enum *fse,
+				unsigned int min_w, unsigned int min_h,
+				unsigned int max_w, unsigned int max_h);
+
+#endif /* __VSP1_ENTITY_H__ */