1 /* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ 2 /* 3 * Rockchip ISP1 Driver - Common definitions 4 * 5 * Copyright (C) 2019 Collabora, Ltd. 6 * 7 * Based on Rockchip ISP1 driver by Rockchip Electronics Co., Ltd. 8 * Copyright (C) 2017 Rockchip Electronics Co., Ltd. 9 */ 10 11 #ifndef _RKISP1_COMMON_H 12 #define _RKISP1_COMMON_H 13 14 #include <linux/clk.h> 15 #include <linux/interrupt.h> 16 #include <linux/mutex.h> 17 #include <linux/rkisp1-config.h> 18 #include <media/media-device.h> 19 #include <media/media-entity.h> 20 #include <media/v4l2-ctrls.h> 21 #include <media/v4l2-device.h> 22 #include <media/videobuf2-v4l2.h> 23 24 #include "rkisp1-regs.h" 25 26 struct dentry; 27 28 /* 29 * flags on the 'direction' field in struct rkisp1_mbus_info' that indicate 30 * on which pad the media bus format is supported 31 */ 32 #define RKISP1_ISP_SD_SRC BIT(0) 33 #define RKISP1_ISP_SD_SINK BIT(1) 34 35 /* min and max values for the widths and heights of the entities */ 36 #define RKISP1_ISP_MAX_WIDTH 4032 37 #define RKISP1_ISP_MAX_HEIGHT 3024 38 #define RKISP1_ISP_MIN_WIDTH 32 39 #define RKISP1_ISP_MIN_HEIGHT 32 40 41 #define RKISP1_RSZ_MP_SRC_MAX_WIDTH 4416 42 #define RKISP1_RSZ_MP_SRC_MAX_HEIGHT 3312 43 #define RKISP1_RSZ_SP_SRC_MAX_WIDTH 1920 44 #define RKISP1_RSZ_SP_SRC_MAX_HEIGHT 1920 45 #define RKISP1_RSZ_SRC_MIN_WIDTH 32 46 #define RKISP1_RSZ_SRC_MIN_HEIGHT 16 47 48 /* the default width and height of all the entities */ 49 #define RKISP1_DEFAULT_WIDTH 800 50 #define RKISP1_DEFAULT_HEIGHT 600 51 52 #define RKISP1_DRIVER_NAME "rkisp1" 53 #define RKISP1_BUS_INFO "platform:" RKISP1_DRIVER_NAME 54 55 /* maximum number of clocks */ 56 #define RKISP1_MAX_BUS_CLK 8 57 58 /* a bitmask of the ready stats */ 59 #define RKISP1_STATS_MEAS_MASK (RKISP1_CIF_ISP_AWB_DONE | \ 60 RKISP1_CIF_ISP_AFM_FIN | \ 61 RKISP1_CIF_ISP_EXP_END | \ 62 RKISP1_CIF_ISP_HIST_MEASURE_RDY) 63 64 /* IRQ lines */ 65 enum rkisp1_irq_line { 66 RKISP1_IRQ_ISP = 0, 67 RKISP1_IRQ_MI, 68 RKISP1_IRQ_MIPI, 69 RKISP1_NUM_IRQS, 70 }; 71 72 /* enum for the resizer pads */ 73 enum rkisp1_rsz_pad { 74 RKISP1_RSZ_PAD_SINK, 75 RKISP1_RSZ_PAD_SRC, 76 RKISP1_RSZ_PAD_MAX 77 }; 78 79 /* enum for the csi receiver pads */ 80 enum rkisp1_csi_pad { 81 RKISP1_CSI_PAD_SINK, 82 RKISP1_CSI_PAD_SRC, 83 RKISP1_CSI_PAD_NUM 84 }; 85 86 /* enum for the capture id */ 87 enum rkisp1_stream_id { 88 RKISP1_MAINPATH, 89 RKISP1_SELFPATH, 90 }; 91 92 /* bayer patterns */ 93 enum rkisp1_fmt_raw_pat_type { 94 RKISP1_RAW_RGGB = 0, 95 RKISP1_RAW_GRBG, 96 RKISP1_RAW_GBRG, 97 RKISP1_RAW_BGGR, 98 }; 99 100 /* enum for the isp pads */ 101 enum rkisp1_isp_pad { 102 RKISP1_ISP_PAD_SINK_VIDEO, 103 RKISP1_ISP_PAD_SINK_PARAMS, 104 RKISP1_ISP_PAD_SOURCE_VIDEO, 105 RKISP1_ISP_PAD_SOURCE_STATS, 106 RKISP1_ISP_PAD_MAX 107 }; 108 109 /* 110 * enum rkisp1_feature - ISP features 111 * 112 * @RKISP1_FEATURE_MIPI_CSI2: The ISP has an internal MIPI CSI-2 receiver 113 * 114 * The ISP features are stored in a bitmask in &rkisp1_info.features and allow 115 * the driver to implement support for features present in some ISP versions 116 * only. 117 */ 118 enum rkisp1_feature { 119 RKISP1_FEATURE_MIPI_CSI2 = BIT(0), 120 }; 121 122 /* 123 * struct rkisp1_info - Model-specific ISP Information 124 * 125 * @clks: array of ISP clock names 126 * @clk_size: number of entries in the @clks array 127 * @isrs: array of ISP interrupt descriptors 128 * @isr_size: number of entries in the @isrs array 129 * @isp_ver: ISP version 130 * @features: bitmask of rkisp1_feature features implemented by the ISP 131 * 132 * This structure contains information about the ISP specific to a particular 133 * ISP model, version, or integration in a particular SoC. 134 */ 135 struct rkisp1_info { 136 const char * const *clks; 137 unsigned int clk_size; 138 const struct rkisp1_isr_data *isrs; 139 unsigned int isr_size; 140 enum rkisp1_cif_isp_version isp_ver; 141 unsigned int features; 142 }; 143 144 /* 145 * struct rkisp1_sensor_async - A container for the v4l2_async_subdev to add to the notifier 146 * of the v4l2-async API 147 * 148 * @asd: async_subdev variable for the sensor 149 * @index: index of the sensor (counting sensor found in DT) 150 * @source_ep: fwnode for the sensor source endpoint 151 * @lanes: number of lanes 152 * @mbus_type: type of bus (currently only CSI2 is supported) 153 * @mbus_flags: media bus (V4L2_MBUS_*) flags 154 * @sd: a pointer to v4l2_subdev struct of the sensor 155 * @pixel_rate_ctrl: pixel rate of the sensor, used to initialize the phy 156 * @port: port number (0: MIPI, 1: Parallel) 157 */ 158 struct rkisp1_sensor_async { 159 struct v4l2_async_connection asd; 160 unsigned int index; 161 struct fwnode_handle *source_ep; 162 unsigned int lanes; 163 enum v4l2_mbus_type mbus_type; 164 unsigned int mbus_flags; 165 struct v4l2_subdev *sd; 166 struct v4l2_ctrl *pixel_rate_ctrl; 167 unsigned int port; 168 }; 169 170 /* 171 * struct rkisp1_csi - CSI receiver subdev 172 * 173 * @rkisp1: pointer to the rkisp1 device 174 * @dphy: a pointer to the phy 175 * @is_dphy_errctrl_disabled: if dphy errctrl is disabled (avoid endless interrupt) 176 * @sd: v4l2_subdev variable 177 * @pads: media pads 178 * @pad_cfg: configurations for the pads 179 * @sink_fmt: input format 180 * @lock: protects pad_cfg and sink_fmt 181 * @source: source in-use, set when starting streaming 182 */ 183 struct rkisp1_csi { 184 struct rkisp1_device *rkisp1; 185 struct phy *dphy; 186 bool is_dphy_errctrl_disabled; 187 struct v4l2_subdev sd; 188 struct media_pad pads[RKISP1_CSI_PAD_NUM]; 189 struct v4l2_subdev_pad_config pad_cfg[RKISP1_CSI_PAD_NUM]; 190 const struct rkisp1_mbus_info *sink_fmt; 191 struct mutex lock; 192 struct v4l2_subdev *source; 193 }; 194 195 /* 196 * struct rkisp1_isp - ISP subdev entity 197 * 198 * @sd: v4l2_subdev variable 199 * @rkisp1: pointer to rkisp1_device 200 * @pads: media pads 201 * @pad_cfg: pads configurations 202 * @sink_fmt: input format 203 * @src_fmt: output format 204 * @ops_lock: ops serialization 205 * @frame_sequence: used to synchronize frame_id between video devices. 206 */ 207 struct rkisp1_isp { 208 struct v4l2_subdev sd; 209 struct rkisp1_device *rkisp1; 210 struct media_pad pads[RKISP1_ISP_PAD_MAX]; 211 struct v4l2_subdev_pad_config pad_cfg[RKISP1_ISP_PAD_MAX]; 212 const struct rkisp1_mbus_info *sink_fmt; 213 const struct rkisp1_mbus_info *src_fmt; 214 struct mutex ops_lock; /* serialize the subdevice ops */ 215 __u32 frame_sequence; 216 }; 217 218 /* 219 * struct rkisp1_vdev_node - Container for the video nodes: params, stats, mainpath, selfpath 220 * 221 * @buf_queue: queue of buffers 222 * @vlock: lock of the video node 223 * @vdev: video node 224 * @pad: media pad 225 */ 226 struct rkisp1_vdev_node { 227 struct vb2_queue buf_queue; 228 struct mutex vlock; /* ioctl serialization mutex */ 229 struct video_device vdev; 230 struct media_pad pad; 231 }; 232 233 /* 234 * struct rkisp1_buffer - A container for the vb2 buffers used by the video devices: 235 * params, stats, mainpath, selfpath 236 * 237 * @vb: vb2 buffer 238 * @queue: entry of the buffer in the queue 239 * @buff_addr: dma addresses of each plane, used only by the capture devices: selfpath, mainpath 240 */ 241 struct rkisp1_buffer { 242 struct vb2_v4l2_buffer vb; 243 struct list_head queue; 244 u32 buff_addr[VIDEO_MAX_PLANES]; 245 }; 246 247 /* 248 * struct rkisp1_dummy_buffer - A buffer to write the next frame to in case 249 * there are no vb2 buffers available. 250 * 251 * @vaddr: return value of call to dma_alloc_attrs. 252 * @dma_addr: dma address of the buffer. 253 * @size: size of the buffer. 254 */ 255 struct rkisp1_dummy_buffer { 256 void *vaddr; 257 dma_addr_t dma_addr; 258 u32 size; 259 }; 260 261 struct rkisp1_device; 262 263 /* 264 * struct rkisp1_capture - ISP capture video device 265 * 266 * @vnode: video node 267 * @rkisp1: pointer to rkisp1_device 268 * @id: id of the capture, one of RKISP1_SELFPATH, RKISP1_MAINPATH 269 * @ops: list of callbacks to configure the capture device. 270 * @config: a pointer to the list of registers to configure the capture format. 271 * @is_streaming: device is streaming 272 * @is_stopping: stop_streaming callback was called and the device is in the process of 273 * stopping the streaming. 274 * @done: when stop_streaming callback is called, the device waits for the next irq 275 * handler to stop the streaming by waiting on the 'done' wait queue. 276 * If the irq handler is not called, the stream is stopped by the callback 277 * after timeout. 278 * @sp_y_stride: the selfpath allows to configure a y stride that is longer than the image width. 279 * @buf.lock: lock to protect buf.queue 280 * @buf.queue: queued buffer list 281 * @buf.dummy: dummy space to store dropped data 282 * 283 * rkisp1 uses shadow registers, so it needs two buffers at a time 284 * @buf.curr: the buffer used for current frame 285 * @buf.next: the buffer used for next frame 286 * @pix.cfg: pixel configuration 287 * @pix.info: a pointer to the v4l2_format_info of the pixel format 288 * @pix.fmt: buffer format 289 */ 290 struct rkisp1_capture { 291 struct rkisp1_vdev_node vnode; 292 struct rkisp1_device *rkisp1; 293 enum rkisp1_stream_id id; 294 const struct rkisp1_capture_ops *ops; 295 const struct rkisp1_capture_config *config; 296 bool is_streaming; 297 bool is_stopping; 298 wait_queue_head_t done; 299 unsigned int sp_y_stride; 300 struct { 301 /* protects queue, curr and next */ 302 spinlock_t lock; 303 struct list_head queue; 304 struct rkisp1_dummy_buffer dummy; 305 struct rkisp1_buffer *curr; 306 struct rkisp1_buffer *next; 307 } buf; 308 struct { 309 const struct rkisp1_capture_fmt_cfg *cfg; 310 const struct v4l2_format_info *info; 311 struct v4l2_pix_format_mplane fmt; 312 } pix; 313 }; 314 315 struct rkisp1_stats; 316 struct rkisp1_stats_ops { 317 void (*get_awb_meas)(struct rkisp1_stats *stats, 318 struct rkisp1_stat_buffer *pbuf); 319 void (*get_aec_meas)(struct rkisp1_stats *stats, 320 struct rkisp1_stat_buffer *pbuf); 321 void (*get_hst_meas)(struct rkisp1_stats *stats, 322 struct rkisp1_stat_buffer *pbuf); 323 }; 324 325 /* 326 * struct rkisp1_stats - ISP Statistics device 327 * 328 * @vnode: video node 329 * @rkisp1: pointer to the rkisp1 device 330 * @lock: locks the buffer list 'stat' 331 * @stat: queue of rkisp1_buffer 332 * @vdev_fmt: v4l2_format of the metadata format 333 */ 334 struct rkisp1_stats { 335 struct rkisp1_vdev_node vnode; 336 struct rkisp1_device *rkisp1; 337 const struct rkisp1_stats_ops *ops; 338 339 spinlock_t lock; /* locks the buffers list 'stats' */ 340 struct list_head stat; 341 struct v4l2_format vdev_fmt; 342 }; 343 344 struct rkisp1_params; 345 struct rkisp1_params_ops { 346 void (*lsc_matrix_config)(struct rkisp1_params *params, 347 const struct rkisp1_cif_isp_lsc_config *pconfig); 348 void (*goc_config)(struct rkisp1_params *params, 349 const struct rkisp1_cif_isp_goc_config *arg); 350 void (*awb_meas_config)(struct rkisp1_params *params, 351 const struct rkisp1_cif_isp_awb_meas_config *arg); 352 void (*awb_meas_enable)(struct rkisp1_params *params, 353 const struct rkisp1_cif_isp_awb_meas_config *arg, 354 bool en); 355 void (*awb_gain_config)(struct rkisp1_params *params, 356 const struct rkisp1_cif_isp_awb_gain_config *arg); 357 void (*aec_config)(struct rkisp1_params *params, 358 const struct rkisp1_cif_isp_aec_config *arg); 359 void (*hst_config)(struct rkisp1_params *params, 360 const struct rkisp1_cif_isp_hst_config *arg); 361 void (*hst_enable)(struct rkisp1_params *params, 362 const struct rkisp1_cif_isp_hst_config *arg, bool en); 363 void (*afm_config)(struct rkisp1_params *params, 364 const struct rkisp1_cif_isp_afc_config *arg); 365 }; 366 367 /* 368 * struct rkisp1_params - ISP input parameters device 369 * 370 * @vnode: video node 371 * @rkisp1: pointer to the rkisp1 device 372 * @ops: pointer to the variant-specific operations 373 * @config_lock: locks the buffer list 'params' 374 * @params: queue of rkisp1_buffer 375 * @vdev_fmt: v4l2_format of the metadata format 376 * @quantization: the quantization configured on the isp's src pad 377 * @raw_type: the bayer pattern on the isp video sink pad 378 */ 379 struct rkisp1_params { 380 struct rkisp1_vdev_node vnode; 381 struct rkisp1_device *rkisp1; 382 const struct rkisp1_params_ops *ops; 383 384 spinlock_t config_lock; /* locks the buffers list 'params' */ 385 struct list_head params; 386 struct v4l2_format vdev_fmt; 387 388 enum v4l2_quantization quantization; 389 enum v4l2_ycbcr_encoding ycbcr_encoding; 390 enum rkisp1_fmt_raw_pat_type raw_type; 391 }; 392 393 /* 394 * struct rkisp1_resizer - Resizer subdev 395 * 396 * @sd: v4l2_subdev variable 397 * @regs_base: base register address offset 398 * @id: id of the resizer, one of RKISP1_SELFPATH, RKISP1_MAINPATH 399 * @rkisp1: pointer to the rkisp1 device 400 * @pads: media pads 401 * @pad_cfg: configurations for the pads 402 * @config: the set of registers to configure the resizer 403 * @pixel_enc: pixel encoding of the resizer 404 * @ops_lock: a lock for the subdev ops 405 */ 406 struct rkisp1_resizer { 407 struct v4l2_subdev sd; 408 u32 regs_base; 409 enum rkisp1_stream_id id; 410 struct rkisp1_device *rkisp1; 411 struct media_pad pads[RKISP1_RSZ_PAD_MAX]; 412 struct v4l2_subdev_pad_config pad_cfg[RKISP1_RSZ_PAD_MAX]; 413 const struct rkisp1_rsz_config *config; 414 enum v4l2_pixel_encoding pixel_enc; 415 struct mutex ops_lock; /* serialize the subdevice ops */ 416 }; 417 418 /* 419 * struct rkisp1_debug - Values to be exposed on debugfs. 420 * The parameters are counters of the number of times the 421 * event occurred since the driver was loaded. 422 * 423 * @data_loss: loss of data occurred within a line, processing failure 424 * @outform_size_error: size error is generated in outmux submodule 425 * @img_stabilization_size_error: size error is generated in image stabilization submodule 426 * @inform_size_err: size error is generated in inform submodule 427 * @mipi_error: mipi error occurred 428 * @stats_error: writing to the 'Interrupt clear register' did not clear 429 * it in the register 'Masked interrupt status' 430 * @stop_timeout: upon stream stop, the capture waits 1 second for the isr to stop 431 * the stream. This param is incremented in case of timeout. 432 * @frame_drop: a frame was ready but the buffer queue was empty so the frame 433 * was not sent to userspace 434 */ 435 struct rkisp1_debug { 436 struct dentry *debugfs_dir; 437 unsigned long data_loss; 438 unsigned long outform_size_error; 439 unsigned long img_stabilization_size_error; 440 unsigned long inform_size_error; 441 unsigned long irq_delay; 442 unsigned long mipi_error; 443 unsigned long stats_error; 444 unsigned long stop_timeout[2]; 445 unsigned long frame_drop[2]; 446 }; 447 448 /* 449 * struct rkisp1_device - ISP platform device 450 * 451 * @base_addr: base register address 452 * @dev: a pointer to the struct device 453 * @clk_size: number of clocks 454 * @clks: array of clocks 455 * @v4l2_dev: v4l2_device variable 456 * @media_dev: media_device variable 457 * @notifier: a notifier to register on the v4l2-async API to be notified on the sensor 458 * @source: source subdev in-use, set when starting streaming 459 * @csi: internal CSI-2 receiver 460 * @isp: ISP sub-device 461 * @resizer_devs: resizer sub-devices 462 * @capture_devs: capture devices 463 * @stats: ISP statistics metadata capture device 464 * @params: ISP parameters metadata output device 465 * @pipe: media pipeline 466 * @stream_lock: serializes {start/stop}_streaming callbacks between the capture devices. 467 * @debug: debug params to be exposed on debugfs 468 * @info: version-specific ISP information 469 * @irqs: IRQ line numbers 470 * @irqs_enabled: the hardware is enabled and can cause interrupts 471 */ 472 struct rkisp1_device { 473 void __iomem *base_addr; 474 struct device *dev; 475 unsigned int clk_size; 476 struct clk_bulk_data clks[RKISP1_MAX_BUS_CLK]; 477 struct v4l2_device v4l2_dev; 478 struct media_device media_dev; 479 struct v4l2_async_notifier notifier; 480 struct v4l2_subdev *source; 481 struct rkisp1_csi csi; 482 struct rkisp1_isp isp; 483 struct rkisp1_resizer resizer_devs[2]; 484 struct rkisp1_capture capture_devs[2]; 485 struct rkisp1_stats stats; 486 struct rkisp1_params params; 487 struct media_pipeline pipe; 488 struct mutex stream_lock; /* serialize {start/stop}_streaming cb between capture devices */ 489 struct rkisp1_debug debug; 490 const struct rkisp1_info *info; 491 int irqs[RKISP1_NUM_IRQS]; 492 bool irqs_enabled; 493 }; 494 495 /* 496 * struct rkisp1_mbus_info - ISP media bus info, Translates media bus code to hardware 497 * format values 498 * 499 * @mbus_code: media bus code 500 * @pixel_enc: pixel encoding 501 * @mipi_dt: mipi data type 502 * @yuv_seq: the order of the Y, Cb, Cr values 503 * @bus_width: bus width 504 * @bayer_pat: bayer pattern 505 * @direction: a bitmask of the flags indicating on which pad the format is supported on 506 */ 507 struct rkisp1_mbus_info { 508 u32 mbus_code; 509 enum v4l2_pixel_encoding pixel_enc; 510 u32 mipi_dt; 511 u32 yuv_seq; 512 u8 bus_width; 513 enum rkisp1_fmt_raw_pat_type bayer_pat; 514 unsigned int direction; 515 }; 516 517 static inline void 518 rkisp1_write(struct rkisp1_device *rkisp1, unsigned int addr, u32 val) 519 { 520 writel(val, rkisp1->base_addr + addr); 521 } 522 523 static inline u32 rkisp1_read(struct rkisp1_device *rkisp1, unsigned int addr) 524 { 525 return readl(rkisp1->base_addr + addr); 526 } 527 528 /* 529 * rkisp1_cap_enum_mbus_codes - A helper function that return the i'th supported mbus code 530 * of the capture entity. This is used to enumerate the supported 531 * mbus codes on the source pad of the resizer. 532 * 533 * @cap: the capture entity 534 * @code: the mbus code, the function reads the code->index and fills the code->code 535 */ 536 int rkisp1_cap_enum_mbus_codes(struct rkisp1_capture *cap, 537 struct v4l2_subdev_mbus_code_enum *code); 538 539 /* 540 * rkisp1_mbus_info_get_by_index - Retrieve the ith supported mbus info 541 * 542 * @index: index of the mbus info to fetch 543 */ 544 const struct rkisp1_mbus_info *rkisp1_mbus_info_get_by_index(unsigned int index); 545 546 /* 547 * rkisp1_sd_adjust_crop_rect - adjust a rectangle to fit into another rectangle. 548 * 549 * @crop: rectangle to adjust. 550 * @bounds: rectangle used as bounds. 551 */ 552 void rkisp1_sd_adjust_crop_rect(struct v4l2_rect *crop, 553 const struct v4l2_rect *bounds); 554 555 /* 556 * rkisp1_sd_adjust_crop - adjust a rectangle to fit into media bus format 557 * 558 * @crop: rectangle to adjust. 559 * @bounds: media bus format used as bounds. 560 */ 561 void rkisp1_sd_adjust_crop(struct v4l2_rect *crop, 562 const struct v4l2_mbus_framefmt *bounds); 563 564 /* 565 * rkisp1_mbus_info_get_by_code - get the isp info of the media bus code 566 * 567 * @mbus_code: the media bus code 568 */ 569 const struct rkisp1_mbus_info *rkisp1_mbus_info_get_by_code(u32 mbus_code); 570 571 /* 572 * rkisp1_params_pre_configure - Configure the params before stream start 573 * 574 * @params: pointer to rkisp1_params 575 * @bayer_pat: the bayer pattern on the isp video sink pad 576 * @quantization: the quantization configured on the isp's src pad 577 * @ycbcr_encoding: the ycbcr_encoding configured on the isp's src pad 578 * 579 * This function is called by the ISP entity just before the ISP gets started. 580 * It applies the initial ISP parameters from the first params buffer, but 581 * skips LSC as it needs to be configured after the ISP is started. 582 */ 583 void rkisp1_params_pre_configure(struct rkisp1_params *params, 584 enum rkisp1_fmt_raw_pat_type bayer_pat, 585 enum v4l2_quantization quantization, 586 enum v4l2_ycbcr_encoding ycbcr_encoding); 587 588 /* 589 * rkisp1_params_post_configure - Configure the params after stream start 590 * 591 * @params: pointer to rkisp1_params 592 * 593 * This function is called by the ISP entity just after the ISP gets started. 594 * It applies the initial ISP LSC parameters from the first params buffer. 595 */ 596 void rkisp1_params_post_configure(struct rkisp1_params *params); 597 598 /* rkisp1_params_disable - disable all parameters. 599 * This function is called by the isp entity upon stream start 600 * when capturing bayer format. 601 * 602 * @params: pointer to rkisp1_params. 603 */ 604 void rkisp1_params_disable(struct rkisp1_params *params); 605 606 /* irq handlers */ 607 irqreturn_t rkisp1_isp_isr(int irq, void *ctx); 608 irqreturn_t rkisp1_csi_isr(int irq, void *ctx); 609 irqreturn_t rkisp1_capture_isr(int irq, void *ctx); 610 void rkisp1_stats_isr(struct rkisp1_stats *stats, u32 isp_ris); 611 void rkisp1_params_isr(struct rkisp1_device *rkisp1); 612 613 /* register/unregisters functions of the entities */ 614 int rkisp1_capture_devs_register(struct rkisp1_device *rkisp1); 615 void rkisp1_capture_devs_unregister(struct rkisp1_device *rkisp1); 616 617 int rkisp1_isp_register(struct rkisp1_device *rkisp1); 618 void rkisp1_isp_unregister(struct rkisp1_device *rkisp1); 619 620 int rkisp1_resizer_devs_register(struct rkisp1_device *rkisp1); 621 void rkisp1_resizer_devs_unregister(struct rkisp1_device *rkisp1); 622 623 int rkisp1_stats_register(struct rkisp1_device *rkisp1); 624 void rkisp1_stats_unregister(struct rkisp1_device *rkisp1); 625 626 int rkisp1_params_register(struct rkisp1_device *rkisp1); 627 void rkisp1_params_unregister(struct rkisp1_device *rkisp1); 628 629 #if IS_ENABLED(CONFIG_DEBUG_FS) 630 void rkisp1_debug_init(struct rkisp1_device *rkisp1); 631 void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1); 632 #else 633 static inline void rkisp1_debug_init(struct rkisp1_device *rkisp1) 634 { 635 } 636 static inline void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1) 637 { 638 } 639 #endif 640 641 #endif /* _RKISP1_COMMON_H */ 642