xref: /linux/drivers/staging/media/atomisp/pci/sh_css_internal.h (revision 3fd6c59042dbba50391e30862beac979491145fe)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  */
6 
7 #ifndef _SH_CSS_INTERNAL_H_
8 #define _SH_CSS_INTERNAL_H_
9 
10 #include <linux/build_bug.h>
11 #include <linux/stdarg.h>
12 
13 #include <system_global.h>
14 #include <math_support.h>
15 #include <type_support.h>
16 #include <platform_support.h>
17 
18 #include "input_formatter.h"
19 #include "input_system.h"
20 
21 #include "ia_css_types.h"
22 #include "ia_css_acc_types.h"
23 #include "ia_css_buffer.h"
24 
25 #include "ia_css_binary.h"
26 #include "sh_css_firmware.h" /* not needed/desired on SP/ISP */
27 #include "sh_css_legacy.h"
28 #include "sh_css_defs.h"
29 #include "sh_css_uds.h"
30 #include "dma.h"	/* N_DMA_CHANNEL_ID */
31 #include "ia_css_circbuf_comm.h" /* Circular buffer */
32 #include "ia_css_frame_comm.h"
33 #include "ia_css_3a.h"
34 #include "ia_css_dvs.h"
35 #include "ia_css_metadata.h"
36 #include "runtime/bufq/interface/ia_css_bufq.h"
37 #include "ia_css_timer.h"
38 
39 /* TODO: Move to a more suitable place when sp pipeline design is done. */
40 #define IA_CSS_NUM_CB_SEM_READ_RESOURCE	2
41 #define IA_CSS_NUM_CB_SEM_WRITE_RESOURCE	1
42 #define IA_CSS_NUM_CBS						2
43 #define IA_CSS_CB_MAX_ELEMS					2
44 
45 /* Use case specific. index limited to IA_CSS_NUM_CB_SEM_READ_RESOURCE or
46  * IA_CSS_NUM_CB_SEM_WRITE_RESOURCE for read and write respectively.
47  * TODO: Enforce the limitation above.
48 */
49 #define IA_CSS_COPYSINK_SEM_INDEX	0
50 #define IA_CSS_TAGGER_SEM_INDEX	1
51 
52 /* Force generation of output event. Used by acceleration pipe. */
53 #define IA_CSS_POST_OUT_EVENT_FORCE		2
54 
55 #define SH_CSS_MAX_BINARY_NAME	64
56 
57 #define SP_DEBUG_NONE	(0)
58 #define SP_DEBUG_DUMP	(1)
59 #define SP_DEBUG_COPY	(2)
60 #define SP_DEBUG_TRACE	(3)
61 #define SP_DEBUG_MINIMAL (4)
62 
63 #define SP_DEBUG SP_DEBUG_NONE
64 #define SP_DEBUG_MINIMAL_OVERWRITE 1
65 
66 #define SH_CSS_TNR_BIT_DEPTH 8
67 #define SH_CSS_REF_BIT_DEPTH 8
68 
69 /* keep next up to date with the definition for MAX_CB_ELEMS_FOR_TAGGER in tagger.sp.c */
70 #define NUM_CONTINUOUS_FRAMES	15
71 #define NUM_MIPI_FRAMES_PER_STREAM		2
72 
73 #define NUM_ONLINE_INIT_CONTINUOUS_FRAMES      2
74 
75 #define NR_OF_PIPELINES			IA_CSS_PIPE_ID_NUM /* Must match with IA_CSS_PIPE_ID_NUM */
76 
77 #define SH_CSS_MAX_IF_CONFIGS	3 /* Must match with IA_CSS_NR_OF_CONFIGS (not defined yet).*/
78 #define SH_CSS_IF_CONFIG_NOT_NEEDED	0xFF
79 
80 #define SH_CSS_MAX_SP_THREADS		5
81 
82 /**
83  * The C99 standard does not specify the exact object representation of structs;
84  * the representation is compiler dependent.
85  *
86  * The structs that are communicated between host and SP/ISP should have the
87  * exact same object representation. The compiler that is used to compile the
88  * firmware is hivecc.
89  *
90  * To check if a different compiler, used to compile a host application, uses
91  * another object representation, macros are defined specifying the size of
92  * the structs as expected by the firmware.
93  *
94  * A host application shall verify that a sizeof( ) of the struct is equal to
95  * the SIZE_OF_XXX macro of the corresponding struct. If they are not
96  * equal, functionality will break.
97  */
98 #define CALC_ALIGNMENT_MEMBER(x, y)	(CEIL_MUL(x, y) - x)
99 #define SIZE_OF_HRT_VADDRESS		sizeof(hive_uint32)
100 
101 /* Number of SP's */
102 #define NUM_OF_SPS 1
103 
104 #define NUM_OF_BLS 0
105 
106 /* Enum for order of Binaries */
107 enum sh_css_order_binaries {
108 	SP_FIRMWARE = 0,
109 	ISP_FIRMWARE
110 };
111 
112 /*
113 * JB: keep next enum in sync with thread id's
114 * and pipe id's
115 */
116 enum sh_css_pipe_config_override {
117 	SH_CSS_PIPE_CONFIG_OVRD_NONE     = 0,
118 	SH_CSS_PIPE_CONFIG_OVRD_NO_OVRD  = 0xffff
119 };
120 
121 enum host2sp_commands {
122 	host2sp_cmd_error = 0,
123 	/*
124 	 * The host2sp_cmd_ready command is the only command written by the SP
125 	 * It acknowledges that is previous command has been received.
126 	 * (this does not mean that the command has been executed)
127 	 * It also indicates that a new command can be send (it is a queue
128 	 * with depth 1).
129 	 */
130 	host2sp_cmd_ready = 1,
131 	/* Command written by the Host */
132 	host2sp_cmd_dummy,		/* No action, can be used as watchdog */
133 	host2sp_cmd_start_flash,	/* Request SP to start the flash */
134 	host2sp_cmd_terminate,		/* SP should terminate itself */
135 	N_host2sp_cmd
136 };
137 
138 /* Enumeration used to indicate the events that are produced by
139  *  the SP and consumed by the Host.
140  *
141  * !!!IMPORTANT!!! KEEP THE FOLLOWING IN SYNC:
142  * 1) "enum ia_css_event_type"					(ia_css_event_public.h)
143  * 2) "enum sh_css_sp_event_type"				(sh_css_internal.h)
144  * 3) "enum ia_css_event_type event_id_2_event_mask"		(event_handler.sp.c)
145  * 4) "enum ia_css_event_type convert_event_sp_to_host_domain"	(sh_css.c)
146  */
147 enum sh_css_sp_event_type {
148 	SH_CSS_SP_EVENT_OUTPUT_FRAME_DONE,
149 	SH_CSS_SP_EVENT_SECOND_OUTPUT_FRAME_DONE,
150 	SH_CSS_SP_EVENT_VF_OUTPUT_FRAME_DONE,
151 	SH_CSS_SP_EVENT_SECOND_VF_OUTPUT_FRAME_DONE,
152 	SH_CSS_SP_EVENT_3A_STATISTICS_DONE,
153 	SH_CSS_SP_EVENT_DIS_STATISTICS_DONE,
154 	SH_CSS_SP_EVENT_PIPELINE_DONE,
155 	SH_CSS_SP_EVENT_FRAME_TAGGED,
156 	SH_CSS_SP_EVENT_INPUT_FRAME_DONE,
157 	SH_CSS_SP_EVENT_METADATA_DONE,
158 	SH_CSS_SP_EVENT_LACE_STATISTICS_DONE,
159 	SH_CSS_SP_EVENT_ACC_STAGE_COMPLETE,
160 	SH_CSS_SP_EVENT_TIMER,
161 	SH_CSS_SP_EVENT_PORT_EOF,
162 	SH_CSS_SP_EVENT_FW_WARNING,
163 	SH_CSS_SP_EVENT_FW_ASSERT,
164 	SH_CSS_SP_EVENT_NR_OF_TYPES		/* must be last */
165 };
166 
167 /* xmem address map allocation per pipeline, css pointers */
168 /* Note that the struct below should only consist of ia_css_ptr-es
169    Otherwise this will cause a fail in the function ref_sh_css_ddr_address_map
170  */
171 struct sh_css_ddr_address_map {
172 	ia_css_ptr isp_param;
173 	ia_css_ptr isp_mem_param[SH_CSS_MAX_STAGES][IA_CSS_NUM_MEMORIES];
174 	ia_css_ptr macc_tbl;
175 	ia_css_ptr fpn_tbl;
176 	ia_css_ptr sc_tbl;
177 	ia_css_ptr tetra_r_x;
178 	ia_css_ptr tetra_r_y;
179 	ia_css_ptr tetra_gr_x;
180 	ia_css_ptr tetra_gr_y;
181 	ia_css_ptr tetra_gb_x;
182 	ia_css_ptr tetra_gb_y;
183 	ia_css_ptr tetra_b_x;
184 	ia_css_ptr tetra_b_y;
185 	ia_css_ptr tetra_ratb_x;
186 	ia_css_ptr tetra_ratb_y;
187 	ia_css_ptr tetra_batr_x;
188 	ia_css_ptr tetra_batr_y;
189 	ia_css_ptr dvs_6axis_params_y;
190 };
191 
192 #define SIZE_OF_SH_CSS_DDR_ADDRESS_MAP_STRUCT					\
193 	(SIZE_OF_HRT_VADDRESS +							\
194 	(SH_CSS_MAX_STAGES * IA_CSS_NUM_MEMORIES * SIZE_OF_HRT_VADDRESS) +	\
195 	(16 * SIZE_OF_HRT_VADDRESS))
196 
197 static_assert(sizeof(struct sh_css_ddr_address_map) == SIZE_OF_SH_CSS_DDR_ADDRESS_MAP_STRUCT);
198 
199 /* xmem address map allocation per pipeline */
200 struct sh_css_ddr_address_map_size {
201 	size_t isp_param;
202 	size_t isp_mem_param[SH_CSS_MAX_STAGES][IA_CSS_NUM_MEMORIES];
203 	size_t macc_tbl;
204 	size_t fpn_tbl;
205 	size_t sc_tbl;
206 	size_t tetra_r_x;
207 	size_t tetra_r_y;
208 	size_t tetra_gr_x;
209 	size_t tetra_gr_y;
210 	size_t tetra_gb_x;
211 	size_t tetra_gb_y;
212 	size_t tetra_b_x;
213 	size_t tetra_b_y;
214 	size_t tetra_ratb_x;
215 	size_t tetra_ratb_y;
216 	size_t tetra_batr_x;
217 	size_t tetra_batr_y;
218 	size_t dvs_6axis_params_y;
219 };
220 
221 struct sh_css_ddr_address_map_compound {
222 	struct sh_css_ddr_address_map		map;
223 	struct sh_css_ddr_address_map_size	size;
224 };
225 
226 struct ia_css_isp_parameter_set_info {
227 	struct sh_css_ddr_address_map
228 		mem_map;/** pointers to Parameters in ISP format IMPT:
229 						    This should be first member of this struct */
230 	u32
231 	isp_parameters_id;/** Unique ID to track which config was actually applied to a particular frame */
232 	ia_css_ptr
233 	output_frame_ptr;/** Output frame to which this config has to be applied (optional) */
234 };
235 
236 /* this struct contains all arguments that can be passed to
237    a binary. It depends on the binary which ones are used. */
238 struct sh_css_binary_args {
239 	struct ia_css_frame *in_frame;	     /* input frame */
240 	const struct ia_css_frame
241 		*delay_frames[MAX_NUM_VIDEO_DELAY_FRAMES];   /* reference input frame */
242 	const struct ia_css_frame *tnr_frames[NUM_VIDEO_TNR_FRAMES];   /* tnr frames */
243 	struct ia_css_frame
244 		*out_frame[IA_CSS_BINARY_MAX_OUTPUT_PORTS];      /* output frame */
245 	struct ia_css_frame *out_vf_frame;   /* viewfinder output frame */
246 	bool                 copy_vf;
247 	bool                 copy_output;
248 	unsigned int vf_downscale_log2;
249 };
250 
251 #if SP_DEBUG == SP_DEBUG_DUMP
252 
253 #define SH_CSS_NUM_SP_DEBUG 48
254 
255 struct sh_css_sp_debug_state {
256 	unsigned int error;
257 	unsigned int debug[SH_CSS_NUM_SP_DEBUG];
258 };
259 
260 #elif SP_DEBUG == SP_DEBUG_COPY
261 
262 #define SH_CSS_SP_DBG_TRACE_DEPTH	(40)
263 
264 struct sh_css_sp_debug_trace {
265 	u16 frame;
266 	u16 line;
267 	u16 pixel_distance;
268 	u16 mipi_used_dword;
269 	u16 sp_index;
270 };
271 
272 struct sh_css_sp_debug_state {
273 	u16 if_start_line;
274 	u16 if_start_column;
275 	u16 if_cropped_height;
276 	u16 if_cropped_width;
277 	unsigned int index;
278 	struct sh_css_sp_debug_trace
279 		trace[SH_CSS_SP_DBG_TRACE_DEPTH];
280 };
281 
282 #elif SP_DEBUG == SP_DEBUG_TRACE
283 
284 /* Example of just one global trace */
285 #define SH_CSS_SP_DBG_NR_OF_TRACES	(1)
286 #define SH_CSS_SP_DBG_TRACE_DEPTH	(40)
287 
288 #define SH_CSS_SP_DBG_TRACE_FILE_ID_BIT_POS (13)
289 
290 struct sh_css_sp_debug_trace {
291 	u16 time_stamp;
292 	u16 location;	/* bit 15..13 = file_id, 12..0 = line nr. */
293 	u32 data;
294 };
295 
296 struct sh_css_sp_debug_state {
297 	struct sh_css_sp_debug_trace
298 		trace[SH_CSS_SP_DBG_NR_OF_TRACES][SH_CSS_SP_DBG_TRACE_DEPTH];
299 	u16 index_last[SH_CSS_SP_DBG_NR_OF_TRACES];
300 	u8 index[SH_CSS_SP_DBG_NR_OF_TRACES];
301 };
302 
303 #elif SP_DEBUG == SP_DEBUG_MINIMAL
304 
305 #define SH_CSS_NUM_SP_DEBUG 128
306 
307 struct sh_css_sp_debug_state {
308 	unsigned int error;
309 	unsigned int debug[SH_CSS_NUM_SP_DEBUG];
310 };
311 
312 #endif
313 
314 struct sh_css_sp_debug_command {
315 	/*
316 	 * The DMA software-mask,
317 	 *	Bit 31...24: unused.
318 	 *	Bit 23...16: unused.
319 	 *	Bit 15...08: reading-request enabling bits for DMA channel 7..0
320 	 *	Bit 07...00: writing-request enabling bits for DMA channel 7..0
321 	 *
322 	 * For example, "0...0 0...0 11111011 11111101" indicates that the
323 	 * writing request through DMA Channel 1 and the reading request
324 	 * through DMA channel 2 are both disabled. The others are enabled.
325 	 */
326 	u32 dma_sw_reg;
327 };
328 
329 /* SP input formatter configuration.*/
330 struct sh_css_sp_input_formatter_set {
331 	u32				stream_format;
332 	input_formatter_cfg_t	config_a;
333 	input_formatter_cfg_t	config_b;
334 };
335 
336 #define IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES_PER_PORT (3)
337 
338 /*
339  * SP configuration information
340  *
341  * This struct is part of the atomisp firmware ABI and is directly copied
342  * to ISP DRAM by sh_css_store_sp_group_to_ddr()
343  *
344  * Do NOT change this struct's layout or remove seemingly unused fields!
345  */
346 struct sh_css_sp_config {
347 	u8			no_isp_sync; /* Signal host immediately after start */
348 	u8			enable_raw_pool_locking; /** Enable Raw Buffer Locking for HALv3 Support */
349 	u8			lock_all;
350 	/** If raw buffer locking is enabled, this flag indicates whether raw
351 	     frames are locked when their EOF event is successfully sent to the
352 	     host (true) or when they are passed to the preview/video pipe
353 	     (false). */
354 
355 	 /*
356 	  * Note the fields below are only used on the ISP2400 not on the ISP2401,
357 	  * sh_css_store_sp_group_to_ddr() skip copying these when run on the ISP2401.
358 	  */
359 	struct {
360 		u8					a_changed;
361 		u8					b_changed;
362 		u8					isp_2ppc;
363 		struct sh_css_sp_input_formatter_set
364 			set[SH_CSS_MAX_IF_CONFIGS]; /* CSI-2 port is used as index. */
365 	} input_formatter;
366 
367 	sync_generator_cfg_t	sync_gen;
368 	tpg_cfg_t		tpg;
369 	prbs_cfg_t		prbs;
370 	input_system_cfg_t	input_circuit;
371 	u8			input_circuit_cfg_changed;
372 	u32			mipi_sizes_for_check[N_CSI_PORTS][IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES_PER_PORT];
373 	/* These last 2 fields are used on both the ISP2400 and the ISP2401 */
374 	u8			enable_isys_event_queue;
375 	u8			disable_cont_vf;
376 };
377 
378 enum sh_css_stage_type {
379 	SH_CSS_SP_STAGE_TYPE  = 0,
380 	SH_CSS_ISP_STAGE_TYPE = 1
381 };
382 
383 #define SH_CSS_NUM_STAGE_TYPES 2
384 
385 #define SH_CSS_PIPE_CONFIG_SAMPLE_PARAMS	BIT(0)
386 #define SH_CSS_PIPE_CONFIG_SAMPLE_PARAMS_MASK \
387 	((SH_CSS_PIPE_CONFIG_SAMPLE_PARAMS << SH_CSS_MAX_SP_THREADS) - 1)
388 
389 struct sh_css_sp_pipeline_terminal {
390 	union {
391 		/* Input System 2401 */
392 		virtual_input_system_stream_t
393 		virtual_input_system_stream[IA_CSS_STREAM_MAX_ISYS_STREAM_PER_CH];
394 	} context;
395 	/*
396 	 * TODO
397 	 * - Remove "virtual_input_system_cfg" when the ISYS2401 DLI is ready.
398 	 */
399 	union {
400 		/* Input System 2401 */
401 		virtual_input_system_stream_cfg_t
402 		virtual_input_system_stream_cfg[IA_CSS_STREAM_MAX_ISYS_STREAM_PER_CH];
403 	} ctrl;
404 };
405 
406 struct sh_css_sp_pipeline_io {
407 	struct sh_css_sp_pipeline_terminal	input;
408 	/* pqiao: comment out temporarily to save dmem */
409 	/*struct sh_css_sp_pipeline_terminal	output;*/
410 };
411 
412 /* This struct tracks how many streams are registered per CSI port.
413  * This is used to track which streams have already been configured.
414  * Only when all streams are configured, the CSI RX is started for that port.
415  */
416 struct sh_css_sp_pipeline_io_status {
417 	u32	active[N_INPUT_SYSTEM_CSI_PORT];	/** registered streams */
418 	u32	running[N_INPUT_SYSTEM_CSI_PORT];	/** configured streams */
419 };
420 
421 enum sh_css_port_dir {
422 	SH_CSS_PORT_INPUT  = 0,
423 	SH_CSS_PORT_OUTPUT  = 1
424 };
425 
426 enum sh_css_port_type {
427 	SH_CSS_HOST_TYPE  = 0,
428 	SH_CSS_COPYSINK_TYPE  = 1,
429 	SH_CSS_TAGGERSINK_TYPE  = 2
430 };
431 
432 /* Pipe inout settings: output port on 7-4bits, input port on 3-0bits */
433 #define SH_CSS_PORT_FLD_WIDTH_IN_BITS (4)
434 #define SH_CSS_PORT_TYPE_BIT_FLD(pt) (0x1 << (pt))
435 #define SH_CSS_PORT_FLD(pd) ((pd) ? SH_CSS_PORT_FLD_WIDTH_IN_BITS : 0)
436 #define SH_CSS_PIPE_PORT_CONFIG_ON(p, pd, pt) ((p) |= (SH_CSS_PORT_TYPE_BIT_FLD(pt) << SH_CSS_PORT_FLD(pd)))
437 #define SH_CSS_PIPE_PORT_CONFIG_OFF(p, pd, pt) ((p) &= ~(SH_CSS_PORT_TYPE_BIT_FLD(pt) << SH_CSS_PORT_FLD(pd)))
438 #define SH_CSS_PIPE_PORT_CONFIG_SET(p, pd, pt, val) ((val) ? \
439 		SH_CSS_PIPE_PORT_CONFIG_ON(p, pd, pt) : SH_CSS_PIPE_PORT_CONFIG_OFF(p, pd, pt))
440 #define SH_CSS_PIPE_PORT_CONFIG_GET(p, pd, pt) ((p) & (SH_CSS_PORT_TYPE_BIT_FLD(pt) << SH_CSS_PORT_FLD(pd)))
441 #define SH_CSS_PIPE_PORT_CONFIG_IS_CONTINUOUS(p) \
442 	(!(SH_CSS_PIPE_PORT_CONFIG_GET(p, SH_CSS_PORT_INPUT, SH_CSS_HOST_TYPE) && \
443 	   SH_CSS_PIPE_PORT_CONFIG_GET(p, SH_CSS_PORT_OUTPUT, SH_CSS_HOST_TYPE)))
444 
445 #define IA_CSS_ACQUIRE_ISP_POS	31
446 
447 /* Flags for metadata processing */
448 #define SH_CSS_METADATA_ENABLED        0x01
449 #define SH_CSS_METADATA_PROCESSED      0x02
450 #define SH_CSS_METADATA_OFFLINE_MODE   0x04
451 #define SH_CSS_METADATA_WAIT_INPUT     0x08
452 
453 /* @brief Free an array of metadata buffers.
454  *
455  * @param[in]	num_bufs	Number of metadata buffers to be freed.
456  * @param[in]	bufs		Pointer of array of metadata buffers.
457  *
458  * This function frees an array of metadata buffers.
459  */
460 void
461 ia_css_metadata_free_multiple(unsigned int num_bufs,
462 			      struct ia_css_metadata **bufs);
463 
464 /* Macro for handling pipe_qos_config */
465 #define QOS_INVALID                  (~0U)
466 
467 /* Information for a pipeline */
468 struct sh_css_sp_pipeline {
469 	u32	pipe_id;	/* the pipe ID */
470 	u32	pipe_num;	/* the dynamic pipe number */
471 	u32	thread_id;	/* the sp thread ID */
472 	u32	pipe_config;	/* the pipe config */
473 	u32	pipe_qos_config;	/* Bitmap of multiple QOS extension fw state.
474 						(0xFFFFFFFF) indicates non QOS pipe.*/
475 	u32	inout_port_config;
476 	u32	required_bds_factor;
477 	u32	dvs_frame_delay;
478 	u32	input_system_mode;	/* enum ia_css_input_mode */
479 	u32	port_id;	/* port_id for input system */
480 	u32	num_stages;		/* the pipe config */
481 	u32	running;	/* needed for pipe termination */
482 	ia_css_ptr	sp_stage_addr[SH_CSS_MAX_STAGES];
483 	ia_css_ptr	scaler_pp_lut; /* Early bound LUT */
484 	u32	dummy; /* stage ptr is only used on sp but lives in
485 				  this struct; needs cleanup */
486 	s32 num_execs; /* number of times to run if this is
487 			      an acceleration pipe. */
488 	struct {
489 		u32        format;   /* Metadata format in hrt format */
490 		u32        width;    /* Width of a line */
491 		u32        height;   /* Number of lines */
492 		u32        stride;   /* Stride (in bytes) per line */
493 		u32        size;     /* Total size (in bytes) */
494 		ia_css_ptr    cont_buf; /* Address of continuous buffer */
495 	} metadata;
496 	u32	output_frame_queue_id;
497 	union {
498 		struct {
499 			u32	bytes_available;
500 		} bin;
501 		struct {
502 			u32	height;
503 			u32	width;
504 			u32	padded_width;
505 			u32	max_input_width;
506 			u32	raw_bit_depth;
507 		} raw;
508 	} copy;
509 };
510 
511 /*
512  * The first frames (with comment Dynamic) can be dynamic or static
513  * The other frames (ref_in and below) can only be static
514  * Static means that the data address will not change during the life time
515  * of the associated pipe. Dynamic means that the data address can
516  * change with every (frame) iteration of the associated pipe
517  *
518  * s3a and dis are now also dynamic but (still) handled separately
519  */
520 #define SH_CSS_NUM_DYNAMIC_FRAME_IDS (3)
521 
522 struct ia_css_frames_sp {
523 	struct ia_css_frame_sp	in;
524 	struct ia_css_frame_sp	out[IA_CSS_BINARY_MAX_OUTPUT_PORTS];
525 	struct ia_css_resolution effective_in_res;
526 	struct ia_css_frame_sp	out_vf;
527 	struct ia_css_frame_sp_info internal_frame_info;
528 	struct ia_css_buffer_sp s3a_buf;
529 	struct ia_css_buffer_sp dvs_buf;
530 	struct ia_css_buffer_sp metadata_buf;
531 };
532 
533 /* Information for a single pipeline stage for an ISP */
534 struct sh_css_isp_stage {
535 	/*
536 	 * For compatibility and portabilty, only types
537 	 * from "stdint.h" are allowed
538 	 *
539 	 * Use of "enum" and "bool" is prohibited
540 	 * Multiple boolean flags can be stored in an
541 	 * integer
542 	 */
543 	struct ia_css_blob_info	  blob_info;
544 	struct ia_css_binary_info binary_info;
545 	char			  binary_name[SH_CSS_MAX_BINARY_NAME];
546 	struct ia_css_isp_param_css_segments mem_initializers;
547 };
548 
549 /* Information for a single pipeline stage */
550 struct sh_css_sp_stage {
551 	/*
552 	 * For compatibility and portabilty, only types
553 	 * from "stdint.h" are allowed
554 	 *
555 	 * Use of "enum" and "bool" is prohibited
556 	 * Multiple boolean flags can be stored in an
557 	 * integer
558 	 */
559 	u8			num; /* Stage number */
560 	u8			isp_online;
561 	u8			isp_copy_vf;
562 	u8			isp_copy_output;
563 	u8			sp_enable_xnr;
564 	u8			isp_deci_log_factor;
565 	u8			isp_vf_downscale_bits;
566 	u8			deinterleaved;
567 	/*
568 	 * NOTE: Programming the input circuit can only be done at the
569 	 * start of a session. It is illegal to program it during execution
570 	 * The input circuit defines the connectivity
571 	 */
572 	u8			program_input_circuit;
573 	/* enum ia_css_pipeline_stage_sp_func	func; */
574 	u8			func;
575 	/* The type of the pipe-stage */
576 	/* enum sh_css_stage_type	stage_type; */
577 	u8			stage_type;
578 	u8			num_stripes;
579 	u8			isp_pipe_version;
580 	struct {
581 		u8		vf_output;
582 		u8		s3a;
583 		u8		sdis;
584 		u8		dvs_stats;
585 		u8		lace_stats;
586 	} enable;
587 	/* Add padding to come to a word boundary */
588 	/* unsigned char			padding[0]; */
589 
590 	struct sh_css_crop_pos		sp_out_crop_pos;
591 	struct ia_css_frames_sp		frames;
592 	struct ia_css_resolution	dvs_envelope;
593 	struct sh_css_uds_info		uds;
594 	ia_css_ptr			isp_stage_addr;
595 	ia_css_ptr			xmem_bin_addr;
596 	ia_css_ptr			xmem_map_addr;
597 
598 	u16		top_cropping;
599 	u16		row_stripes_height;
600 	u16		row_stripes_overlap_lines;
601 	u8			if_config_index; /* Which should be applied by this stage. */
602 };
603 
604 /*
605  * Time: 2012-07-19, 17:40.
606  * Note: Add a new data member "debug" in "sh_css_sp_group". This
607  * data member is used to pass the debugging command from the
608  * Host to the SP.
609  *
610  * Time: Before 2012-07-19.
611  * Note:
612  * Group all host initialized SP variables into this struct.
613  * This is initialized every stage through dma.
614  * The stage part itself is transferred through sh_css_sp_stage.
615 */
616 struct sh_css_sp_group {
617 	struct sh_css_sp_config		config;
618 	struct sh_css_sp_pipeline	pipe[SH_CSS_MAX_SP_THREADS];
619 	struct sh_css_sp_pipeline_io	pipe_io[SH_CSS_MAX_SP_THREADS];
620 	struct sh_css_sp_pipeline_io_status	pipe_io_status;
621 	struct sh_css_sp_debug_command	debug;
622 };
623 
624 /* Data in SP dmem that is set from the host every stage. */
625 struct sh_css_sp_per_frame_data {
626 	/* ddr address of sp_group and sp_stage */
627 	ia_css_ptr			sp_group_addr;
628 };
629 
630 #define SH_CSS_NUM_SDW_IRQS 3
631 
632 /* Output data from SP to css */
633 struct sh_css_sp_output {
634 	unsigned int			bin_copy_bytes_copied;
635 #if SP_DEBUG != SP_DEBUG_NONE
636 	struct sh_css_sp_debug_state	debug;
637 #endif
638 	unsigned int		sw_interrupt_value[SH_CSS_NUM_SDW_IRQS];
639 };
640 
641 /**
642  * @brief Data structure for the circular buffer.
643  * The circular buffer is empty if "start == end". The
644  * circular buffer is full if "(end + 1) % size == start".
645  */
646 /* Variable Sized Buffer Queue Elements */
647 
648 #define  IA_CSS_NUM_ELEMS_HOST2SP_BUFFER_QUEUE    6
649 #define  IA_CSS_NUM_ELEMS_HOST2SP_PARAM_QUEUE    3
650 #define  IA_CSS_NUM_ELEMS_HOST2SP_TAG_CMD_QUEUE  6
651 
652 /* sp-to-host queue is expected to be emptied in ISR since
653  * it is used instead of HW interrupts (due to HW design issue).
654  * We need one queue element per CSI port. */
655 #define  IA_CSS_NUM_ELEMS_SP2HOST_ISYS_EVENT_QUEUE (2 * N_CSI_PORTS)
656 /* The host-to-sp queue needs to allow for some delay
657  * in the emptying of this queue in the SP since there is no
658  * separate SP thread for this. */
659 #define  IA_CSS_NUM_ELEMS_HOST2SP_ISYS_EVENT_QUEUE (2 * N_CSI_PORTS)
660 
661 #define  IA_CSS_NUM_ELEMS_HOST2SP_PSYS_EVENT_QUEUE    13
662 #define  IA_CSS_NUM_ELEMS_SP2HOST_BUFFER_QUEUE        19
663 #define  IA_CSS_NUM_ELEMS_SP2HOST_PSYS_EVENT_QUEUE    26 /* holds events for all type of buffers, hence deeper */
664 
665 struct sh_css_hmm_buffer {
666 	union {
667 		struct ia_css_isp_3a_statistics  s3a;
668 		struct ia_css_isp_dvs_statistics dis;
669 		ia_css_ptr skc_dvs_statistics;
670 		ia_css_ptr lace_stat;
671 		struct ia_css_metadata	metadata;
672 		struct frame_data_wrapper {
673 			ia_css_ptr	frame_data;
674 			u32	flashed;
675 			u32	exp_id;
676 			u32	isp_parameters_id; /** Unique ID to track which config was
677 								actually applied to a particular frame */
678 		} frame;
679 		ia_css_ptr ddr_ptrs;
680 	} payload;
681 	/*
682 	 * kernel_ptr is present for host administration purposes only.
683 	 * type is uint64_t in order to be 64-bit host compatible.
684 	 * uint64_t does not exist on SP/ISP.
685 	 * Size of the struct is checked by sp.hive.c.
686 	 */
687 	CSS_ALIGN(u64 cookie_ptr, 8); /* TODO: check if this alignment is needed */
688 	u64 kernel_ptr;
689 	struct ia_css_time_meas timing_data;
690 	clock_value_t isys_eof_clock_tick;
691 };
692 
693 #define SIZE_OF_FRAME_STRUCT						\
694 	(SIZE_OF_HRT_VADDRESS +						\
695 	(3 * sizeof(uint32_t)))
696 
697 #define SIZE_OF_PAYLOAD_UNION						\
698 	(MAX(MAX(MAX(MAX(						\
699 	SIZE_OF_IA_CSS_ISP_3A_STATISTICS_STRUCT,			\
700 	SIZE_OF_IA_CSS_ISP_DVS_STATISTICS_STRUCT),			\
701 	SIZE_OF_IA_CSS_METADATA_STRUCT),				\
702 	SIZE_OF_FRAME_STRUCT),						\
703 	SIZE_OF_HRT_VADDRESS))
704 
705 /* Do not use sizeof(uint64_t) since that does not exist of SP */
706 #define SIZE_OF_SH_CSS_HMM_BUFFER_STRUCT				\
707 	(SIZE_OF_PAYLOAD_UNION +					\
708 	CALC_ALIGNMENT_MEMBER(SIZE_OF_PAYLOAD_UNION, 8) +		\
709 	8 +						\
710 	8 +						\
711 	SIZE_OF_IA_CSS_TIME_MEAS_STRUCT +				\
712 	SIZE_OF_IA_CSS_CLOCK_TICK_STRUCT +			\
713 	CALC_ALIGNMENT_MEMBER(SIZE_OF_IA_CSS_CLOCK_TICK_STRUCT, 8))
714 
715 static_assert(sizeof(struct sh_css_hmm_buffer) == SIZE_OF_SH_CSS_HMM_BUFFER_STRUCT);
716 
717 enum sh_css_queue_type {
718 	sh_css_invalid_queue_type = -1,
719 	sh_css_host2sp_buffer_queue,
720 	sh_css_sp2host_buffer_queue,
721 	sh_css_host2sp_psys_event_queue,
722 	sh_css_sp2host_psys_event_queue,
723 	sh_css_sp2host_isys_event_queue,
724 	sh_css_host2sp_isys_event_queue,
725 	sh_css_host2sp_tag_cmd_queue,
726 };
727 
728 struct sh_css_event_irq_mask {
729 	u16 or_mask;
730 	u16 and_mask;
731 };
732 
733 #define SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT				\
734 	(2 * sizeof(uint16_t))
735 
736 static_assert(sizeof(struct sh_css_event_irq_mask) == SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT);
737 
738 struct host_sp_communication {
739 	/*
740 	 * Don't use enum host2sp_commands, because the sizeof an enum is
741 	 * compiler dependent and thus non-portable
742 	 */
743 	u32 host2sp_command;
744 
745 	/*
746 	 * The frame buffers that are reused by the
747 	 * copy pipe in the offline preview mode.
748 	 *
749 	 * host2sp_offline_frames[0]: the input frame of the preview pipe.
750 	 * host2sp_offline_frames[1]: the output frame of the copy pipe.
751 	 *
752 	 * TODO:
753 	 *   Remove it when the Host and the SP is decoupled.
754 	 */
755 	ia_css_ptr host2sp_offline_frames[NUM_CONTINUOUS_FRAMES];
756 	ia_css_ptr host2sp_offline_metadata[NUM_CONTINUOUS_FRAMES];
757 
758 	ia_css_ptr host2sp_mipi_frames[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
759 	ia_css_ptr host2sp_mipi_metadata[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
760 	u32 host2sp_num_mipi_frames[N_CSI_PORTS];
761 	u32 host2sp_cont_avail_num_raw_frames;
762 	u32 host2sp_cont_extra_num_raw_frames;
763 	u32 host2sp_cont_target_num_raw_frames;
764 	struct sh_css_event_irq_mask host2sp_event_irq_mask[NR_OF_PIPELINES];
765 
766 };
767 
768 #define SIZE_OF_HOST_SP_COMMUNICATION_STRUCT				\
769 	(sizeof(uint32_t) +						\
770 	(NUM_CONTINUOUS_FRAMES * SIZE_OF_HRT_VADDRESS * 2) +		\
771 	(N_CSI_PORTS * NUM_MIPI_FRAMES_PER_STREAM * SIZE_OF_HRT_VADDRESS * 2) +			\
772 	((3 + N_CSI_PORTS) * sizeof(uint32_t)) +						\
773 	(NR_OF_PIPELINES * SIZE_OF_SH_CSS_EVENT_IRQ_MASK_STRUCT))
774 
775 static_assert(sizeof(struct host_sp_communication) == SIZE_OF_HOST_SP_COMMUNICATION_STRUCT);
776 
777 struct host_sp_queues {
778 	/*
779 	 * Queues for the dynamic frame information,
780 	 * i.e. the "in_frame" buffer, the "out_frame"
781 	 * buffer and the "vf_out_frame" buffer.
782 	 */
783 	ia_css_circbuf_desc_t host2sp_buffer_queues_desc
784 	[SH_CSS_MAX_SP_THREADS][SH_CSS_MAX_NUM_QUEUES];
785 	ia_css_circbuf_elem_t host2sp_buffer_queues_elems
786 	[SH_CSS_MAX_SP_THREADS][SH_CSS_MAX_NUM_QUEUES]
787 	[IA_CSS_NUM_ELEMS_HOST2SP_BUFFER_QUEUE];
788 	ia_css_circbuf_desc_t sp2host_buffer_queues_desc
789 	[SH_CSS_MAX_NUM_QUEUES];
790 	ia_css_circbuf_elem_t sp2host_buffer_queues_elems
791 	[SH_CSS_MAX_NUM_QUEUES][IA_CSS_NUM_ELEMS_SP2HOST_BUFFER_QUEUE];
792 
793 	/*
794 	 * The queues for the events.
795 	 */
796 	ia_css_circbuf_desc_t host2sp_psys_event_queue_desc;
797 
798 	ia_css_circbuf_elem_t host2sp_psys_event_queue_elems
799 	[IA_CSS_NUM_ELEMS_HOST2SP_PSYS_EVENT_QUEUE];
800 	ia_css_circbuf_desc_t sp2host_psys_event_queue_desc;
801 
802 	ia_css_circbuf_elem_t sp2host_psys_event_queue_elems
803 	[IA_CSS_NUM_ELEMS_SP2HOST_PSYS_EVENT_QUEUE];
804 
805 	/*
806 	 * The queues for the ISYS events.
807 	 */
808 	ia_css_circbuf_desc_t host2sp_isys_event_queue_desc;
809 
810 	ia_css_circbuf_elem_t host2sp_isys_event_queue_elems
811 	[IA_CSS_NUM_ELEMS_HOST2SP_ISYS_EVENT_QUEUE];
812 	ia_css_circbuf_desc_t sp2host_isys_event_queue_desc;
813 
814 	ia_css_circbuf_elem_t sp2host_isys_event_queue_elems
815 	[IA_CSS_NUM_ELEMS_SP2HOST_ISYS_EVENT_QUEUE];
816 	/*
817 	 * The queue for the tagger commands.
818 	 * CHECK: are these last two present on the 2401 ?
819 	 */
820 	ia_css_circbuf_desc_t host2sp_tag_cmd_queue_desc;
821 
822 	ia_css_circbuf_elem_t host2sp_tag_cmd_queue_elems
823 	[IA_CSS_NUM_ELEMS_HOST2SP_TAG_CMD_QUEUE];
824 };
825 
826 #define SIZE_OF_QUEUES_ELEMS							\
827 	(SIZE_OF_IA_CSS_CIRCBUF_ELEM_S_STRUCT *				\
828 	((SH_CSS_MAX_SP_THREADS * SH_CSS_MAX_NUM_QUEUES * IA_CSS_NUM_ELEMS_HOST2SP_BUFFER_QUEUE) + \
829 	(SH_CSS_MAX_NUM_QUEUES * IA_CSS_NUM_ELEMS_SP2HOST_BUFFER_QUEUE) +	\
830 	(IA_CSS_NUM_ELEMS_HOST2SP_PSYS_EVENT_QUEUE) +				\
831 	(IA_CSS_NUM_ELEMS_SP2HOST_PSYS_EVENT_QUEUE) +				\
832 	(IA_CSS_NUM_ELEMS_HOST2SP_ISYS_EVENT_QUEUE) +				\
833 	(IA_CSS_NUM_ELEMS_SP2HOST_ISYS_EVENT_QUEUE) +				\
834 	(IA_CSS_NUM_ELEMS_HOST2SP_TAG_CMD_QUEUE)))
835 
836 #define IA_CSS_NUM_CIRCBUF_DESCS 5
837 
838 #define SIZE_OF_QUEUES_DESC \
839 	((SH_CSS_MAX_SP_THREADS * SH_CSS_MAX_NUM_QUEUES * \
840 	  SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT) + \
841 	 (SH_CSS_MAX_NUM_QUEUES * SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT) + \
842 	 (IA_CSS_NUM_CIRCBUF_DESCS * SIZE_OF_IA_CSS_CIRCBUF_DESC_S_STRUCT))
843 
844 #define SIZE_OF_HOST_SP_QUEUES_STRUCT		\
845 	(SIZE_OF_QUEUES_ELEMS + SIZE_OF_QUEUES_DESC)
846 
847 static_assert(sizeof(struct host_sp_queues) == SIZE_OF_HOST_SP_QUEUES_STRUCT);
848 
849 extern int  __printf(1, 0) (*sh_css_printf)(const char *fmt, va_list args);
850 
sh_css_print(const char * fmt,...)851 static inline void  __printf(1, 2) sh_css_print(const char *fmt, ...)
852 {
853 	va_list ap;
854 
855 	if (sh_css_printf) {
856 		va_start(ap, fmt);
857 		sh_css_printf(fmt, ap);
858 		va_end(ap);
859 	}
860 }
861 
sh_css_vprint(const char * fmt,va_list args)862 static inline void  __printf(1, 0) sh_css_vprint(const char *fmt, va_list args)
863 {
864 	if (sh_css_printf)
865 		sh_css_printf(fmt, args);
866 }
867 
868 /* The following #if is there because this header file is also included
869    by SP and ISP code but they do not need this data and HIVECC has alignment
870    issue with the firmware struct/union's.
871    More permanent solution will be to refactor this include.
872 */
873 ia_css_ptr sh_css_params_ddr_address_map(void);
874 
875 int
876 sh_css_params_init(void);
877 
878 void
879 sh_css_params_uninit(void);
880 
881 void
882 sh_css_binary_args_reset(struct sh_css_binary_args *args);
883 
884 /* Check two frames for equality (format, resolution, bits per element) */
885 bool
886 sh_css_frame_equal_types(const struct ia_css_frame *frame_a,
887 			 const struct ia_css_frame *frame_b);
888 
889 bool
890 sh_css_frame_info_equal_resolution(const struct ia_css_frame_info *info_a,
891 				   const struct ia_css_frame_info *info_b);
892 
893 void
894 sh_css_capture_enable_bayer_downscaling(bool enable);
895 
896 void
897 sh_css_binary_print(const struct ia_css_binary *binary);
898 
899 /* aligned argument of sh_css_frame_info_set_width can be used for an extra alignment requirement.
900   When 0, no extra alignment is done. */
901 void
902 sh_css_frame_info_set_width(struct ia_css_frame_info *info,
903 			    unsigned int width,
904 			    unsigned int aligned);
905 
906 
907 unsigned int
908 sh_css_get_mipi_sizes_for_check(const unsigned int port,
909 				const unsigned int idx);
910 
911 
912 ia_css_ptr
913 sh_css_store_sp_group_to_ddr(void);
914 
915 ia_css_ptr
916 sh_css_store_sp_stage_to_ddr(unsigned int pipe, unsigned int stage);
917 
918 ia_css_ptr
919 sh_css_store_isp_stage_to_ddr(unsigned int pipe, unsigned int stage);
920 
921 void
922 sh_css_update_uds_and_crop_info(
923     const struct ia_css_binary_info *info,
924     const struct ia_css_frame_info *in_frame_info,
925     const struct ia_css_frame_info *out_frame_info,
926     const struct ia_css_resolution *dvs_env,
927     const struct ia_css_dz_config *zoom,
928     const struct ia_css_vector *motion_vector,
929     struct sh_css_uds_info *uds,		/* out */
930     struct sh_css_crop_pos *sp_out_crop_pos,	/* out */
931 
932     bool enable_zoom
933 );
934 
935 void
936 sh_css_invalidate_shading_tables(struct ia_css_stream *stream);
937 
938 struct ia_css_pipeline *
939 ia_css_pipe_get_pipeline(const struct ia_css_pipe *pipe);
940 
941 unsigned int
942 ia_css_pipe_get_pipe_num(const struct ia_css_pipe *pipe);
943 
944 unsigned int
945 ia_css_pipe_get_isp_pipe_version(const struct ia_css_pipe *pipe);
946 
947 bool
948 sh_css_continuous_is_enabled(uint8_t pipe_num);
949 
950 struct ia_css_pipe *
951 find_pipe_by_num(uint32_t pipe_num);
952 
953 void
954 ia_css_get_crop_offsets(
955     struct ia_css_pipe *pipe,
956     struct ia_css_frame_info *in_frame);
957 
958 #endif /* _SH_CSS_INTERNAL_H_ */
959