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1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Support for Intel Camera Imaging ISP subsystem.
4  * Copyright (c) 2015, Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  */
15 
16 #ifndef _IA_CSS_ACC_TYPES_H
17 #define _IA_CSS_ACC_TYPES_H
18 
19 /* @file
20  * This file contains types used for acceleration
21  */
22 
23 #include <system_local.h>	/* HAS_IRQ_MAP_VERSION_# */
24 #include <type_support.h>
25 #include <platform_support.h>
26 #include <debug_global.h>
27 
28 #include "ia_css_types.h"
29 #include "ia_css_frame_format.h"
30 
31 /* Should be included without the path.
32    However, that requires adding the path to numerous makefiles
33    that have nothing to do with isp parameters.
34  */
35 #include "runtime/isp_param/interface/ia_css_isp_param_types.h"
36 
37 /* Types for the acceleration API.
38  * These should be moved to sh_css_internal.h once the old acceleration
39  * argument handling has been completed.
40  * After that, interpretation of these structures is no longer needed
41  * in the kernel and HAL.
42 */
43 
44 /* Type of acceleration.
45  */
46 enum ia_css_acc_type {
47 	IA_CSS_ACC_NONE,	/** Normal binary */
48 	IA_CSS_ACC_OUTPUT,	/** Accelerator stage on output frame */
49 	IA_CSS_ACC_VIEWFINDER,	/** Accelerator stage on viewfinder frame */
50 	IA_CSS_ACC_STANDALONE,	/** Stand-alone acceleration */
51 };
52 
53 /* Cells types
54  */
55 enum ia_css_cell_type {
56 	IA_CSS_SP0 = 0,
57 	IA_CSS_SP1,
58 	IA_CSS_ISP,
59 	MAX_NUM_OF_CELLS
60 };
61 
62 /* Firmware types.
63  */
64 enum ia_css_fw_type {
65 	ia_css_sp_firmware,		/** Firmware for the SP */
66 	ia_css_isp_firmware,		/** Firmware for the ISP */
67 	ia_css_bootloader_firmware,	/** Firmware for the BootLoader */
68 	ia_css_acc_firmware		/** Firmware for accelrations */
69 };
70 
71 struct ia_css_blob_descr;
72 
73 /* Blob descriptor.
74  * This structure describes an SP or ISP blob.
75  * It describes the test, data and bss sections as well as position in a
76  * firmware file.
77  * For convenience, it contains dynamic data after loading.
78  */
79 struct ia_css_blob_info {
80 	/** Static blob data */
81 	u32 offset;		/** Blob offset in fw file */
82 	struct ia_css_isp_param_memory_offsets
83 		memory_offsets;  /** offset wrt hdr in bytes */
84 	u32 prog_name_offset;  /** offset wrt hdr in bytes */
85 	u32 size;			/** Size of blob */
86 	u32 padding_size;	/** total cummulative of bytes added due to section alignment */
87 	u32 icache_source;	/** Position of icache in blob */
88 	u32 icache_size;	/** Size of icache section */
89 	u32 icache_padding;/** bytes added due to icache section alignment */
90 	u32 text_source;	/** Position of text in blob */
91 	u32 text_size;		/** Size of text section */
92 	u32 text_padding;	/** bytes added due to text section alignment */
93 	u32 data_source;	/** Position of data in blob */
94 	u32 data_target;	/** Start of data in SP dmem */
95 	u32 data_size;		/** Size of text section */
96 	u32 data_padding;	/** bytes added due to data section alignment */
97 	u32 bss_target;	/** Start position of bss in SP dmem */
98 	u32 bss_size;		/** Size of bss section */
99 	/** Dynamic data filled by loader */
100 	CSS_ALIGN(const void  *code,
101 		  8);		/** Code section absolute pointer within fw, code = icache + text */
102 	CSS_ALIGN(const void  *data,
103 		  8);		/** Data section absolute pointer within fw, data = data + bss */
104 };
105 
106 struct ia_css_binary_input_info {
107 	u32		min_width;
108 	u32		min_height;
109 	u32		max_width;
110 	u32		max_height;
111 	u32		source; /* memory, sensor, variable */
112 };
113 
114 struct ia_css_binary_output_info {
115 	u32		min_width;
116 	u32		min_height;
117 	u32		max_width;
118 	u32		max_height;
119 	u32		num_chunks;
120 	u32		variable_format;
121 };
122 
123 struct ia_css_binary_internal_info {
124 	u32		max_width;
125 	u32		max_height;
126 };
127 
128 struct ia_css_binary_bds_info {
129 	u32		supported_bds_factors;
130 };
131 
132 struct ia_css_binary_dvs_info {
133 	u32		max_envelope_width;
134 	u32		max_envelope_height;
135 };
136 
137 struct ia_css_binary_vf_dec_info {
138 	u32		is_variable;
139 	u32		max_log_downscale;
140 };
141 
142 struct ia_css_binary_s3a_info {
143 	u32		s3atbl_use_dmem;
144 	u32		fixed_s3a_deci_log;
145 };
146 
147 /* DPC related binary info */
148 struct ia_css_binary_dpc_info {
149 	u32		bnr_lite; /** bnr lite enable flag */
150 };
151 
152 struct ia_css_binary_iterator_info {
153 	u32		num_stripes;
154 	u32		row_stripes_height;
155 	u32		row_stripes_overlap_lines;
156 };
157 
158 struct ia_css_binary_address_info {
159 	u32		isp_addresses;	/* Address in ISP dmem */
160 	u32		main_entry;	/* Address of entry fct */
161 	u32		in_frame;	/* Address in ISP dmem */
162 	u32		out_frame;	/* Address in ISP dmem */
163 	u32		in_data;	/* Address in ISP dmem */
164 	u32		out_data;	/* Address in ISP dmem */
165 	u32		sh_dma_cmd_ptr;     /* In ISP dmem */
166 };
167 
168 struct ia_css_binary_uds_info {
169 	u16	bpp;
170 	u16	use_bci;
171 	u16	use_str;
172 	u16	woix;
173 	u16	woiy;
174 	u16	extra_out_vecs;
175 	u16	vectors_per_line_in;
176 	u16	vectors_per_line_out;
177 	u16	vectors_c_per_line_in;
178 	u16	vectors_c_per_line_out;
179 	u16	vmem_gdc_in_block_height_y;
180 	u16	vmem_gdc_in_block_height_c;
181 	/* uint16_t padding; */
182 };
183 
184 struct ia_css_binary_pipeline_info {
185 	u32	mode;
186 	u32	isp_pipe_version;
187 	u32	pipelining;
188 	u32	c_subsampling;
189 	u32	top_cropping;
190 	u32	left_cropping;
191 	u32	variable_resolution;
192 };
193 
194 struct ia_css_binary_block_info {
195 	u32	block_width;
196 	u32	block_height;
197 	u32	output_block_height;
198 };
199 
200 /* Structure describing an ISP binary.
201  * It describes the capabilities of a binary, like the maximum resolution,
202  * support features, dma channels, uds features, etc.
203  * This part is to be used by the SP.
204  * Future refactoring should move binary properties to ia_css_binary_xinfo,
205  * thereby making the SP code more binary independent.
206  */
207 struct ia_css_binary_info {
208 	CSS_ALIGN(u32			id, 8); /* IA_CSS_BINARY_ID_* */
209 	struct ia_css_binary_pipeline_info	pipeline;
210 	struct ia_css_binary_input_info		input;
211 	struct ia_css_binary_output_info	output;
212 	struct ia_css_binary_internal_info	internal;
213 	struct ia_css_binary_bds_info		bds;
214 	struct ia_css_binary_dvs_info		dvs;
215 	struct ia_css_binary_vf_dec_info	vf_dec;
216 	struct ia_css_binary_s3a_info		s3a;
217 	struct ia_css_binary_dpc_info		dpc_bnr; /** DPC related binary info */
218 	struct ia_css_binary_iterator_info	iterator;
219 	struct ia_css_binary_address_info	addresses;
220 	struct ia_css_binary_uds_info		uds;
221 	struct ia_css_binary_block_info		block;
222 	struct ia_css_isp_param_isp_segments	mem_initializers;
223 	/* MW: Packing (related) bools in an integer ?? */
224 	struct {
225 		/* ISP2401 */
226 		u8	luma_only;
227 		u8	input_yuv;
228 		u8	input_raw;
229 
230 		u8	reduced_pipe;
231 		u8	vf_veceven;
232 		u8	dis;
233 		u8	dvs_envelope;
234 		u8	uds;
235 		u8	dvs_6axis;
236 		u8	block_output;
237 		u8	streaming_dma;
238 		u8	ds;
239 		u8	bayer_fir_6db;
240 		u8	raw_binning;
241 		u8	continuous;
242 		u8	s3a;
243 		u8	fpnr;
244 		u8	sc;
245 		u8	macc;
246 		u8	output;
247 		u8	ref_frame;
248 		u8	tnr;
249 		u8	xnr;
250 		u8	params;
251 		u8	ca_gdc;
252 		u8	isp_addresses;
253 		u8	in_frame;
254 		u8	out_frame;
255 		u8	high_speed;
256 		u8	dpc;
257 		u8 padding[2];
258 	} enable;
259 	struct {
260 		/* DMA channel ID: [0,...,HIVE_ISP_NUM_DMA_CHANNELS> */
261 		u8	ref_y_channel;
262 		u8	ref_c_channel;
263 		u8	tnr_channel;
264 		u8	tnr_out_channel;
265 		u8	dvs_coords_channel;
266 		u8	output_channel;
267 		u8	c_channel;
268 		u8	vfout_channel;
269 		u8	vfout_c_channel;
270 		u8	vfdec_bits_per_pixel;
271 		u8	claimed_by_isp;
272 		u8 padding[2];
273 	} dma;
274 };
275 
276 /* Structure describing an ISP binary.
277  * It describes the capabilities of a binary, like the maximum resolution,
278  * support features, dma channels, uds features, etc.
279  */
280 struct ia_css_binary_xinfo {
281 	/* Part that is of interest to the SP. */
282 	struct ia_css_binary_info    sp;
283 
284 	/* Rest of the binary info, only interesting to the host. */
285 	enum ia_css_acc_type	     type;
286 
287 	CSS_ALIGN(s32	     num_output_formats, 8);
288 	enum ia_css_frame_format     output_formats[IA_CSS_FRAME_FORMAT_NUM];
289 
290 	CSS_ALIGN(s32	     num_vf_formats, 8); /** number of supported vf formats */
291 	enum ia_css_frame_format
292 	vf_formats[IA_CSS_FRAME_FORMAT_NUM]; /** types of supported vf formats */
293 	u8			     num_output_pins;
294 	ia_css_ptr		     xmem_addr;
295 
296 	CSS_ALIGN(const struct ia_css_blob_descr *blob, 8);
297 	CSS_ALIGN(u32 blob_index, 8);
298 	CSS_ALIGN(union ia_css_all_memory_offsets mem_offsets, 8);
299 	CSS_ALIGN(struct ia_css_binary_xinfo *next, 8);
300 };
301 
302 /* Structure describing the Bootloader (an ISP binary).
303  * It contains several address, either in ddr, isp_dmem or
304  * the entry function in icache.
305  */
306 struct ia_css_bl_info {
307 	u32 num_dma_cmds;	/** Number of cmds sent by CSS */
308 	u32 dma_cmd_list;	/** Dma command list sent by CSS */
309 	u32 sw_state;	/** Polled from css */
310 	/* Entry functions */
311 	u32 bl_entry;	/** The SP entry function */
312 };
313 
314 /* Structure describing the SP binary.
315  * It contains several address, either in ddr, sp_dmem or
316  * the entry function in pmem.
317  */
318 struct ia_css_sp_info {
319 	u32 init_dmem_data; /** data sect config, stored to dmem */
320 	u32 per_frame_data; /** Per frame data, stored to dmem */
321 	u32 group;		/** Per pipeline data, loaded by dma */
322 	u32 output;		/** SP output data, loaded by dmem */
323 	u32 host_sp_queue;	/** Host <-> SP queues */
324 	u32 host_sp_com;/** Host <-> SP commands */
325 	u32 isp_started;	/** Polled from sensor thread, csim only */
326 	u32 sw_state;	/** Polled from css */
327 	u32 host_sp_queues_initialized; /** Polled from the SP */
328 	u32 sleep_mode;  /** different mode to halt SP */
329 	u32 invalidate_tlb;		/** inform SP to invalidate mmu TLB */
330 
331 	/* ISP2400 */
332 	u32 stop_copy_preview;       /** suspend copy and preview pipe when capture */
333 
334 	u32 debug_buffer_ddr_address;	/** inform SP the address
335 	of DDR debug queue */
336 	u32 perf_counter_input_system_error; /** input system perf
337 	counter array */
338 #ifdef HAS_WATCHDOG_SP_THREAD_DEBUG
339 	u32 debug_wait; /** thread/pipe post mortem debug */
340 	u32 debug_stage; /** thread/pipe post mortem debug */
341 	u32 debug_stripe; /** thread/pipe post mortem debug */
342 #endif
343 	u32 threads_stack; /** sp thread's stack pointers */
344 	u32 threads_stack_size; /** sp thread's stack sizes */
345 	u32 curr_binary_id;        /** current binary id */
346 	u32 raw_copy_line_count;   /** raw copy line counter */
347 	u32 ddr_parameter_address; /** acc param ddrptr, sp dmem */
348 	u32 ddr_parameter_size;    /** acc param size, sp dmem */
349 	/* Entry functions */
350 	u32 sp_entry;	/** The SP entry function */
351 	u32 tagger_frames_addr;   /** Base address of tagger state */
352 };
353 
354 /* The following #if is there because this header file is also included
355    by SP and ISP code but they do not need this data and HIVECC has alignment
356    issue with the firmware struct/union's.
357    More permanent solution will be to refactor this include.
358 */
359 
360 /* Accelerator firmware information.
361  */
362 struct ia_css_acc_info {
363 	u32 per_frame_data; /** Dummy for now */
364 };
365 
366 /* Firmware information.
367  */
368 union ia_css_fw_union {
369 	struct ia_css_binary_xinfo	isp; /** ISP info */
370 	struct ia_css_sp_info		sp;  /** SP info */
371 	struct ia_css_bl_info           bl;  /** Bootloader info */
372 	struct ia_css_acc_info		acc; /** Accelerator info */
373 };
374 
375 /* Firmware information.
376  */
377 struct ia_css_fw_info {
378 	size_t			 header_size; /** size of fw header */
379 
380 	CSS_ALIGN(u32 type, 8);
381 	union ia_css_fw_union	 info; /** Binary info */
382 	struct ia_css_blob_info  blob; /** Blob info */
383 	/* Dynamic part */
384 	struct ia_css_fw_info   *next;
385 
386 	CSS_ALIGN(u32       loaded, 8);	/** Firmware has been loaded */
387 	CSS_ALIGN(const u8 *isp_code, 8);  /** ISP pointer to code */
388 	/** Firmware handle between user space and kernel */
389 	CSS_ALIGN(u32	handle, 8);
390 	/** Sections to copy from/to ISP */
391 	struct ia_css_isp_param_css_segments mem_initializers;
392 	/** Initializer for local ISP memories */
393 };
394 
395 struct ia_css_blob_descr {
396 	const unsigned char  *blob;
397 	struct ia_css_fw_info header;
398 	const char	     *name;
399 	union ia_css_all_memory_offsets mem_offsets;
400 };
401 
402 struct ia_css_acc_fw;
403 
404 /* Structure describing the SP binary of a stand-alone accelerator.
405  */
406 struct ia_css_acc_sp {
407 	void (*init)(struct ia_css_acc_fw *);	/** init for crun */
408 	u32 sp_prog_name_offset;		/** program name offset wrt hdr in bytes */
409 	u32 sp_blob_offset;		/** blob offset wrt hdr in bytes */
410 	void	 *entry;			/** Address of sp entry point */
411 	u32 *css_abort;			/** SP dmem abort flag */
412 	void	 *isp_code;			/** SP dmem address holding xmem
413 						     address of isp code */
414 	struct ia_css_fw_info fw;		/** SP fw descriptor */
415 	const u8 *code;			/** ISP pointer of allocated SP code */
416 };
417 
418 /* Acceleration firmware descriptor.
419   * This descriptor descibes either SP code (stand-alone), or
420   * ISP code (a separate pipeline stage).
421   */
422 struct ia_css_acc_fw_hdr {
423 	enum ia_css_acc_type type;	/** Type of accelerator */
424 	u32	isp_prog_name_offset; /** program name offset wrt
425 						   header in bytes */
426 	u32	isp_blob_offset;      /** blob offset wrt header
427 						   in bytes */
428 	u32	isp_size;	      /** Size of isp blob */
429 	const u8  *isp_code;	      /** ISP pointer to code */
430 	struct ia_css_acc_sp  sp;  /** Standalone sp code */
431 	/** Firmware handle between user space and kernel */
432 	u32	handle;
433 	struct ia_css_data parameters; /** Current SP parameters */
434 };
435 
436 /* Firmware structure.
437   * This contains the header and actual blobs.
438   * For standalone, it contains SP and ISP blob.
439   * For a pipeline stage accelerator, it contains ISP code only.
440   * Since its members are variable size, their offsets are described in the
441   * header and computed using the access macros below.
442   */
443 struct ia_css_acc_fw {
444 	struct ia_css_acc_fw_hdr header; /** firmware header */
445 	/*
446 	int8_t   isp_progname[];	  **< ISP program name
447 	int8_t   sp_progname[];	  **< SP program name, stand-alone only
448 	uint8_t sp_code[];  **< SP blob, stand-alone only
449 	uint8_t isp_code[]; **< ISP blob
450 	*/
451 };
452 
453 /* Access macros for firmware */
454 #define IA_CSS_ACC_OFFSET(t, f, n) ((t)((uint8_t *)(f) + (f->header.n)))
455 #define IA_CSS_ACC_SP_PROG_NAME(f) IA_CSS_ACC_OFFSET(const char *, f, \
456 						 sp.sp_prog_name_offset)
457 #define IA_CSS_ACC_ISP_PROG_NAME(f) IA_CSS_ACC_OFFSET(const char *, f, \
458 						 isp_prog_name_offset)
459 #define IA_CSS_ACC_SP_CODE(f)      IA_CSS_ACC_OFFSET(uint8_t *, f, \
460 						 sp.sp_blob_offset)
461 #define IA_CSS_ACC_SP_DATA(f)      (IA_CSS_ACC_SP_CODE(f) + \
462 					(f)->header.sp.fw.blob.data_source)
463 #define IA_CSS_ACC_ISP_CODE(f)     IA_CSS_ACC_OFFSET(uint8_t*, f,\
464 						 isp_blob_offset)
465 #define IA_CSS_ACC_ISP_SIZE(f)     ((f)->header.isp_size)
466 
467 /* Binary name follows header immediately */
468 #define IA_CSS_EXT_ISP_PROG_NAME(f)   ((const char *)(f) + (f)->blob.prog_name_offset)
469 #define IA_CSS_EXT_ISP_MEM_OFFSETS(f) \
470 	((const struct ia_css_memory_offsets *)((const char *)(f) + (f)->blob.mem_offsets))
471 
472 enum ia_css_sp_sleep_mode {
473 	SP_DISABLE_SLEEP_MODE = 0,
474 	SP_SLEEP_AFTER_FRAME = 1 << 0,
475 	SP_SLEEP_AFTER_IRQ = 1 << 1
476 };
477 #endif /* _IA_CSS_ACC_TYPES_H */
478