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 struct regmap; 28 29 /* 30 * flags on the 'direction' field in struct rkisp1_mbus_info' that indicate 31 * on which pad the media bus format is supported 32 */ 33 #define RKISP1_ISP_SD_SRC BIT(0) 34 #define RKISP1_ISP_SD_SINK BIT(1) 35 36 /* min and max values for the widths and heights of the entities */ 37 #define RKISP1_ISP_MAX_WIDTH 4032 38 #define RKISP1_ISP_MAX_HEIGHT 3024 39 #define RKISP1_ISP_MIN_WIDTH 32 40 #define RKISP1_ISP_MIN_HEIGHT 32 41 42 #define RKISP1_RSZ_MP_SRC_MAX_WIDTH 4416 43 #define RKISP1_RSZ_MP_SRC_MAX_HEIGHT 3312 44 #define RKISP1_RSZ_SP_SRC_MAX_WIDTH 1920 45 #define RKISP1_RSZ_SP_SRC_MAX_HEIGHT 1920 46 #define RKISP1_RSZ_SRC_MIN_WIDTH 32 47 #define RKISP1_RSZ_SRC_MIN_HEIGHT 16 48 49 /* the default width and height of all the entities */ 50 #define RKISP1_DEFAULT_WIDTH 800 51 #define RKISP1_DEFAULT_HEIGHT 600 52 53 #define RKISP1_DRIVER_NAME "rkisp1" 54 #define RKISP1_BUS_INFO "platform:" RKISP1_DRIVER_NAME 55 56 /* maximum number of clocks */ 57 #define RKISP1_MAX_BUS_CLK 8 58 59 /* a bitmask of the ready stats */ 60 #define RKISP1_STATS_MEAS_MASK (RKISP1_CIF_ISP_AWB_DONE | \ 61 RKISP1_CIF_ISP_AFM_FIN | \ 62 RKISP1_CIF_ISP_EXP_END | \ 63 RKISP1_CIF_ISP_HIST_MEASURE_RDY) 64 65 /* IRQ lines */ 66 enum rkisp1_irq_line { 67 RKISP1_IRQ_ISP = 0, 68 RKISP1_IRQ_MI, 69 RKISP1_IRQ_MIPI, 70 RKISP1_NUM_IRQS, 71 }; 72 73 /* enum for the resizer pads */ 74 enum rkisp1_rsz_pad { 75 RKISP1_RSZ_PAD_SINK, 76 RKISP1_RSZ_PAD_SRC, 77 RKISP1_RSZ_PAD_MAX 78 }; 79 80 /* enum for the csi receiver pads */ 81 enum rkisp1_csi_pad { 82 RKISP1_CSI_PAD_SINK, 83 RKISP1_CSI_PAD_SRC, 84 RKISP1_CSI_PAD_NUM 85 }; 86 87 /* enum for the capture id */ 88 enum rkisp1_stream_id { 89 RKISP1_MAINPATH, 90 RKISP1_SELFPATH, 91 }; 92 93 /* bayer patterns */ 94 enum rkisp1_fmt_raw_pat_type { 95 RKISP1_RAW_RGGB = 0, 96 RKISP1_RAW_GRBG, 97 RKISP1_RAW_GBRG, 98 RKISP1_RAW_BGGR, 99 }; 100 101 /* enum for the isp pads */ 102 enum rkisp1_isp_pad { 103 RKISP1_ISP_PAD_SINK_VIDEO, 104 RKISP1_ISP_PAD_SINK_PARAMS, 105 RKISP1_ISP_PAD_SOURCE_VIDEO, 106 RKISP1_ISP_PAD_SOURCE_STATS, 107 RKISP1_ISP_PAD_MAX 108 }; 109 110 /* 111 * enum rkisp1_feature - ISP features 112 * 113 * @RKISP1_FEATURE_MIPI_CSI2: The ISP has an internal MIPI CSI-2 receiver 114 * @RKISP1_FEATURE_MAIN_STRIDE: The ISP supports configurable stride on the main path 115 * @RKISP1_FEATURE_SELF_PATH: The ISP has a self path 116 * @RKISP1_FEATURE_DUAL_CROP: The ISP has the dual crop block at the resizer input 117 * @RKISP1_FEATURE_DMA_34BIT: The ISP uses 34-bit DMA addresses 118 * 119 * The ISP features are stored in a bitmask in &rkisp1_info.features and allow 120 * the driver to implement support for features present in some ISP versions 121 * only. 122 */ 123 enum rkisp1_feature { 124 RKISP1_FEATURE_MIPI_CSI2 = BIT(0), 125 RKISP1_FEATURE_MAIN_STRIDE = BIT(1), 126 RKISP1_FEATURE_SELF_PATH = BIT(2), 127 RKISP1_FEATURE_DUAL_CROP = BIT(3), 128 RKISP1_FEATURE_DMA_34BIT = BIT(4), 129 }; 130 131 #define rkisp1_has_feature(rkisp1, feature) \ 132 ((rkisp1)->info->features & RKISP1_FEATURE_##feature) 133 134 /* 135 * struct rkisp1_info - Model-specific ISP Information 136 * 137 * @clks: array of ISP clock names 138 * @clk_size: number of entries in the @clks array 139 * @isrs: array of ISP interrupt descriptors 140 * @isr_size: number of entries in the @isrs array 141 * @isp_ver: ISP version 142 * @features: bitmask of rkisp1_feature features implemented by the ISP 143 * 144 * This structure contains information about the ISP specific to a particular 145 * ISP model, version, or integration in a particular SoC. 146 */ 147 struct rkisp1_info { 148 const char * const *clks; 149 unsigned int clk_size; 150 const struct rkisp1_isr_data *isrs; 151 unsigned int isr_size; 152 enum rkisp1_cif_isp_version isp_ver; 153 unsigned int features; 154 }; 155 156 /* 157 * struct rkisp1_sensor_async - A container for the v4l2_async_subdev to add to the notifier 158 * of the v4l2-async API 159 * 160 * @asd: async_subdev variable for the sensor 161 * @index: index of the sensor (counting sensor found in DT) 162 * @source_ep: fwnode for the sensor source endpoint 163 * @lanes: number of lanes 164 * @mbus_type: type of bus (currently only CSI2 is supported) 165 * @mbus_flags: media bus (V4L2_MBUS_*) flags 166 * @sd: a pointer to v4l2_subdev struct of the sensor 167 * @pixel_rate_ctrl: pixel rate of the sensor, used to initialize the phy 168 * @port: port number (0: MIPI, 1: Parallel) 169 */ 170 struct rkisp1_sensor_async { 171 struct v4l2_async_connection asd; 172 unsigned int index; 173 struct fwnode_handle *source_ep; 174 unsigned int lanes; 175 enum v4l2_mbus_type mbus_type; 176 unsigned int mbus_flags; 177 struct v4l2_subdev *sd; 178 struct v4l2_ctrl *pixel_rate_ctrl; 179 unsigned int port; 180 }; 181 182 /* 183 * struct rkisp1_csi - CSI receiver subdev 184 * 185 * @rkisp1: pointer to the rkisp1 device 186 * @dphy: a pointer to the phy 187 * @is_dphy_errctrl_disabled: if dphy errctrl is disabled (avoid endless interrupt) 188 * @sd: v4l2_subdev variable 189 * @pads: media pads 190 * @source: source in-use, set when starting streaming 191 */ 192 struct rkisp1_csi { 193 struct rkisp1_device *rkisp1; 194 struct phy *dphy; 195 bool is_dphy_errctrl_disabled; 196 struct v4l2_subdev sd; 197 struct media_pad pads[RKISP1_CSI_PAD_NUM]; 198 struct v4l2_subdev *source; 199 }; 200 201 /* 202 * struct rkisp1_isp - ISP subdev entity 203 * 204 * @sd: v4l2_subdev variable 205 * @rkisp1: pointer to rkisp1_device 206 * @pads: media pads 207 * @sink_fmt: input format 208 * @frame_sequence: used to synchronize frame_id between video devices. 209 */ 210 struct rkisp1_isp { 211 struct v4l2_subdev sd; 212 struct rkisp1_device *rkisp1; 213 struct media_pad pads[RKISP1_ISP_PAD_MAX]; 214 const struct rkisp1_mbus_info *sink_fmt; 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 dma_addr_t 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 * @stride: the line stride for the first plane, in pixel units 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 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 * @config: the set of registers to configure the resizer 402 */ 403 struct rkisp1_resizer { 404 struct v4l2_subdev sd; 405 u32 regs_base; 406 enum rkisp1_stream_id id; 407 struct rkisp1_device *rkisp1; 408 struct media_pad pads[RKISP1_RSZ_PAD_MAX]; 409 const struct rkisp1_rsz_config *config; 410 }; 411 412 /* 413 * struct rkisp1_debug - Values to be exposed on debugfs. 414 * The parameters are counters of the number of times the 415 * event occurred since the driver was loaded. 416 * 417 * @data_loss: loss of data occurred within a line, processing failure 418 * @outform_size_error: size error is generated in outmux submodule 419 * @img_stabilization_size_error: size error is generated in image stabilization submodule 420 * @inform_size_err: size error is generated in inform submodule 421 * @mipi_error: mipi error occurred 422 * @stats_error: writing to the 'Interrupt clear register' did not clear 423 * it in the register 'Masked interrupt status' 424 * @stop_timeout: upon stream stop, the capture waits 1 second for the isr to stop 425 * the stream. This param is incremented in case of timeout. 426 * @frame_drop: a frame was ready but the buffer queue was empty so the frame 427 * was not sent to userspace 428 */ 429 struct rkisp1_debug { 430 struct dentry *debugfs_dir; 431 unsigned long data_loss; 432 unsigned long outform_size_error; 433 unsigned long img_stabilization_size_error; 434 unsigned long inform_size_error; 435 unsigned long irq_delay; 436 unsigned long mipi_error; 437 unsigned long stats_error; 438 unsigned long stop_timeout[2]; 439 unsigned long frame_drop[2]; 440 unsigned long complete_frames; 441 }; 442 443 /* 444 * struct rkisp1_device - ISP platform device 445 * 446 * @base_addr: base register address 447 * @dev: a pointer to the struct device 448 * @clk_size: number of clocks 449 * @clks: array of clocks 450 * @gasket: the gasket - i.MX8MP only 451 * @gasket_id: the gasket ID (0 or 1) - i.MX8MP only 452 * @v4l2_dev: v4l2_device variable 453 * @media_dev: media_device variable 454 * @notifier: a notifier to register on the v4l2-async API to be notified on the sensor 455 * @source: source subdev in-use, set when starting streaming 456 * @csi: internal CSI-2 receiver 457 * @isp: ISP sub-device 458 * @resizer_devs: resizer sub-devices 459 * @capture_devs: capture devices 460 * @stats: ISP statistics metadata capture device 461 * @params: ISP parameters metadata output device 462 * @pipe: media pipeline 463 * @stream_lock: serializes {start/stop}_streaming callbacks between the capture devices. 464 * @debug: debug params to be exposed on debugfs 465 * @info: version-specific ISP information 466 * @irqs: IRQ line numbers 467 * @irqs_enabled: the hardware is enabled and can cause interrupts 468 */ 469 struct rkisp1_device { 470 void __iomem *base_addr; 471 struct device *dev; 472 unsigned int clk_size; 473 struct clk_bulk_data clks[RKISP1_MAX_BUS_CLK]; 474 struct regmap *gasket; 475 unsigned int gasket_id; 476 struct v4l2_device v4l2_dev; 477 struct media_device media_dev; 478 struct v4l2_async_notifier notifier; 479 struct v4l2_subdev *source; 480 struct rkisp1_csi csi; 481 struct rkisp1_isp isp; 482 struct rkisp1_resizer resizer_devs[2]; 483 struct rkisp1_capture capture_devs[2]; 484 struct rkisp1_stats stats; 485 struct rkisp1_params params; 486 struct media_pipeline pipe; 487 struct mutex stream_lock; /* serialize {start/stop}_streaming cb between capture devices */ 488 struct rkisp1_debug debug; 489 const struct rkisp1_info *info; 490 int irqs[RKISP1_NUM_IRQS]; 491 bool irqs_enabled; 492 }; 493 494 /* 495 * struct rkisp1_mbus_info - ISP media bus info, Translates media bus code to hardware 496 * format values 497 * 498 * @mbus_code: media bus code 499 * @pixel_enc: pixel encoding 500 * @mipi_dt: mipi data type 501 * @yuv_seq: the order of the Y, Cb, Cr values 502 * @bus_width: bus width 503 * @bayer_pat: bayer pattern 504 * @direction: a bitmask of the flags indicating on which pad the format is supported on 505 */ 506 struct rkisp1_mbus_info { 507 u32 mbus_code; 508 enum v4l2_pixel_encoding pixel_enc; 509 u32 mipi_dt; 510 u32 yuv_seq; 511 u8 bus_width; 512 enum rkisp1_fmt_raw_pat_type bayer_pat; 513 unsigned int direction; 514 }; 515 516 static inline void 517 rkisp1_write(struct rkisp1_device *rkisp1, unsigned int addr, u32 val) 518 { 519 writel(val, rkisp1->base_addr + addr); 520 } 521 522 static inline u32 rkisp1_read(struct rkisp1_device *rkisp1, unsigned int addr) 523 { 524 return readl(rkisp1->base_addr + addr); 525 } 526 527 /* 528 * rkisp1_cap_enum_mbus_codes - A helper function that return the i'th supported mbus code 529 * of the capture entity. This is used to enumerate the supported 530 * mbus codes on the source pad of the resizer. 531 * 532 * @cap: the capture entity 533 * @code: the mbus code, the function reads the code->index and fills the code->code 534 */ 535 int rkisp1_cap_enum_mbus_codes(struct rkisp1_capture *cap, 536 struct v4l2_subdev_mbus_code_enum *code); 537 538 /* 539 * rkisp1_mbus_info_get_by_index - Retrieve the ith supported mbus info 540 * 541 * @index: index of the mbus info to fetch 542 */ 543 const struct rkisp1_mbus_info *rkisp1_mbus_info_get_by_index(unsigned int index); 544 545 /* 546 * rkisp1_path_count - Return the number of paths supported by the device 547 * 548 * Some devices only have a main path, while other device have both a main path 549 * and a self path. This function returns the number of paths that this device 550 * has, based on the feature flags. It should be used insted of checking 551 * ARRAY_SIZE of capture_devs/resizer_devs. 552 */ 553 static inline unsigned int rkisp1_path_count(struct rkisp1_device *rkisp1) 554 { 555 return rkisp1_has_feature(rkisp1, SELF_PATH) ? 2 : 1; 556 } 557 558 /* 559 * rkisp1_sd_adjust_crop_rect - adjust a rectangle to fit into another rectangle. 560 * 561 * @crop: rectangle to adjust. 562 * @bounds: rectangle used as bounds. 563 */ 564 void rkisp1_sd_adjust_crop_rect(struct v4l2_rect *crop, 565 const struct v4l2_rect *bounds); 566 567 /* 568 * rkisp1_sd_adjust_crop - adjust a rectangle to fit into media bus format 569 * 570 * @crop: rectangle to adjust. 571 * @bounds: media bus format used as bounds. 572 */ 573 void rkisp1_sd_adjust_crop(struct v4l2_rect *crop, 574 const struct v4l2_mbus_framefmt *bounds); 575 576 /* 577 * rkisp1_mbus_info_get_by_code - get the isp info of the media bus code 578 * 579 * @mbus_code: the media bus code 580 */ 581 const struct rkisp1_mbus_info *rkisp1_mbus_info_get_by_code(u32 mbus_code); 582 583 /* 584 * rkisp1_params_pre_configure - Configure the params before stream start 585 * 586 * @params: pointer to rkisp1_params 587 * @bayer_pat: the bayer pattern on the isp video sink pad 588 * @quantization: the quantization configured on the isp's src pad 589 * @ycbcr_encoding: the ycbcr_encoding configured on the isp's src pad 590 * 591 * This function is called by the ISP entity just before the ISP gets started. 592 * It applies the initial ISP parameters from the first params buffer, but 593 * skips LSC as it needs to be configured after the ISP is started. 594 */ 595 void rkisp1_params_pre_configure(struct rkisp1_params *params, 596 enum rkisp1_fmt_raw_pat_type bayer_pat, 597 enum v4l2_quantization quantization, 598 enum v4l2_ycbcr_encoding ycbcr_encoding); 599 600 /* 601 * rkisp1_params_post_configure - Configure the params after stream start 602 * 603 * @params: pointer to rkisp1_params 604 * 605 * This function is called by the ISP entity just after the ISP gets started. 606 * It applies the initial ISP LSC parameters from the first params buffer. 607 */ 608 void rkisp1_params_post_configure(struct rkisp1_params *params); 609 610 /* rkisp1_params_disable - disable all parameters. 611 * This function is called by the isp entity upon stream start 612 * when capturing bayer format. 613 * 614 * @params: pointer to rkisp1_params. 615 */ 616 void rkisp1_params_disable(struct rkisp1_params *params); 617 618 /* irq handlers */ 619 irqreturn_t rkisp1_isp_isr(int irq, void *ctx); 620 irqreturn_t rkisp1_csi_isr(int irq, void *ctx); 621 irqreturn_t rkisp1_capture_isr(int irq, void *ctx); 622 void rkisp1_stats_isr(struct rkisp1_stats *stats, u32 isp_ris); 623 void rkisp1_params_isr(struct rkisp1_device *rkisp1); 624 625 /* register/unregisters functions of the entities */ 626 int rkisp1_capture_devs_register(struct rkisp1_device *rkisp1); 627 void rkisp1_capture_devs_unregister(struct rkisp1_device *rkisp1); 628 629 int rkisp1_isp_register(struct rkisp1_device *rkisp1); 630 void rkisp1_isp_unregister(struct rkisp1_device *rkisp1); 631 632 int rkisp1_resizer_devs_register(struct rkisp1_device *rkisp1); 633 void rkisp1_resizer_devs_unregister(struct rkisp1_device *rkisp1); 634 635 int rkisp1_stats_register(struct rkisp1_device *rkisp1); 636 void rkisp1_stats_unregister(struct rkisp1_device *rkisp1); 637 638 int rkisp1_params_register(struct rkisp1_device *rkisp1); 639 void rkisp1_params_unregister(struct rkisp1_device *rkisp1); 640 641 #if IS_ENABLED(CONFIG_DEBUG_FS) 642 void rkisp1_debug_init(struct rkisp1_device *rkisp1); 643 void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1); 644 #else 645 static inline void rkisp1_debug_init(struct rkisp1_device *rkisp1) 646 { 647 } 648 static inline void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1) 649 { 650 } 651 #endif 652 653 #endif /* _RKISP1_COMMON_H */ 654