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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 | /* 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; 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 *entity); void (*configure_stream)(struct vsp1_entity *entity, struct v4l2_subdev_state *state, struct vsp1_pipeline *pipe, struct vsp1_dl_list *dl, struct vsp1_dl_body *dlb); void (*configure_frame)(struct vsp1_entity *entity, struct vsp1_pipeline *pipe, struct vsp1_dl_list *dl, struct vsp1_dl_body *dlb); void (*configure_partition)(struct vsp1_entity *entity, struct vsp1_pipeline *pipe, const struct vsp1_partition *partition, struct vsp1_dl_list *dl, struct vsp1_dl_body *dlb); unsigned int (*max_width)(struct vsp1_entity *entity, struct v4l2_subdev_state *state, struct vsp1_pipeline *pipe); void (*partition)(struct vsp1_entity *entity, struct v4l2_subdev_state *state, struct vsp1_pipeline *pipe, struct vsp1_partition *partition, unsigned int index, struct v4l2_rect *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 *state; struct mutex lock; /* Protects the state */ }; 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_state(struct vsp1_entity *entity, struct v4l2_subdev_state *sd_state, enum v4l2_subdev_format_whence which); 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 v4l2_subdev_state *state, 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, const struct vsp1_partition *partition, 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__ */ |