1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
2 /*
3  * Wave5 series multi-standard codec IP - helper definitions
4  *
5  * Copyright (C) 2021-2023 CHIPS&MEDIA INC
6  */
7 
8 #ifndef VPUAPI_H_INCLUDED
9 #define VPUAPI_H_INCLUDED
10 
11 #include <linux/idr.h>
12 #include <linux/genalloc.h>
13 #include <media/v4l2-device.h>
14 #include <media/v4l2-mem2mem.h>
15 #include <media/v4l2-ctrls.h>
16 #include "wave5-vpuerror.h"
17 #include "wave5-vpuconfig.h"
18 #include "wave5-vdi.h"
19 
20 enum product_id {
21 	PRODUCT_ID_515,
22 	PRODUCT_ID_521,
23 	PRODUCT_ID_511,
24 	PRODUCT_ID_517,
25 	PRODUCT_ID_NONE,
26 };
27 
28 struct vpu_attr;
29 
30 enum vpu_instance_type {
31 	VPU_INST_TYPE_DEC = 0,
32 	VPU_INST_TYPE_ENC = 1
33 };
34 
35 enum vpu_instance_state {
36 	VPU_INST_STATE_NONE = 0,
37 	VPU_INST_STATE_OPEN = 1,
38 	VPU_INST_STATE_INIT_SEQ = 2,
39 	VPU_INST_STATE_PIC_RUN = 3,
40 	VPU_INST_STATE_STOP = 4
41 };
42 
43 /* Maximum available on hardware. */
44 #define WAVE5_MAX_FBS 32
45 
46 #define MAX_REG_FRAME (WAVE5_MAX_FBS * 2)
47 
48 #define WAVE5_DEC_HEVC_BUF_SIZE(_w, _h) (DIV_ROUND_UP(_w, 64) * DIV_ROUND_UP(_h, 64) * 256 + 64)
49 #define WAVE5_DEC_AVC_BUF_SIZE(_w, _h) ((((ALIGN(_w, 256) / 16) * (ALIGN(_h, 16) / 16)) + 16) * 80)
50 
51 #define WAVE5_FBC_LUMA_TABLE_SIZE(_w, _h) (ALIGN(_h, 64) * ALIGN(_w, 256) / 32)
52 #define WAVE5_FBC_CHROMA_TABLE_SIZE(_w, _h) (ALIGN((_h), 64) * ALIGN((_w) / 2, 256) / 32)
53 #define WAVE5_ENC_AVC_BUF_SIZE(_w, _h) (ALIGN(_w, 64) * ALIGN(_h, 64) / 32)
54 #define WAVE5_ENC_HEVC_BUF_SIZE(_w, _h) (ALIGN(_w, 64) / 64 * ALIGN(_h, 64) / 64 * 128)
55 
56 /*
57  * common struct and definition
58  */
59 enum cod_std {
60 	STD_AVC = 0,
61 	STD_HEVC = 12,
62 	STD_MAX
63 };
64 
65 enum wave_std {
66 	W_HEVC_DEC = 0x00,
67 	W_HEVC_ENC = 0x01,
68 	W_AVC_DEC = 0x02,
69 	W_AVC_ENC = 0x03,
70 	STD_UNKNOWN = 0xFF
71 };
72 
73 enum set_param_option {
74 	OPT_COMMON = 0, /* SET_PARAM command option for encoding sequence */
75 	OPT_CUSTOM_GOP = 1, /* SET_PARAM command option for setting custom GOP */
76 	OPT_CUSTOM_HEADER = 2, /* SET_PARAM command option for setting custom VPS/SPS/PPS */
77 	OPT_VUI = 3, /* SET_PARAM command option for encoding VUI */
78 	OPT_CHANGE_PARAM = 0x10,
79 };
80 
81 /************************************************************************/
82 /* PROFILE & LEVEL */
83 /************************************************************************/
84 /* HEVC */
85 #define HEVC_PROFILE_MAIN 1
86 #define HEVC_PROFILE_MAIN10 2
87 #define HEVC_PROFILE_STILLPICTURE 3
88 #define HEVC_PROFILE_MAIN10_STILLPICTURE 2
89 
90 /* H.264 profile for encoder*/
91 #define H264_PROFILE_BP 1
92 #define H264_PROFILE_MP 2
93 #define H264_PROFILE_EXTENDED 3
94 #define H264_PROFILE_HP 4
95 #define H264_PROFILE_HIGH10 5
96 #define H264_PROFILE_HIGH422 6
97 #define H264_PROFILE_HIGH444 7
98 
99 /************************************************************************/
100 /* error codes */
101 /************************************************************************/
102 
103 /************************************************************************/
104 /* utility macros */
105 /************************************************************************/
106 
107 /* Initialize sequence firmware command mode */
108 #define INIT_SEQ_NORMAL				1
109 
110 /* Decode firmware command mode */
111 #define DEC_PIC_NORMAL				0
112 
113 /* bit_alloc_mode */
114 #define BIT_ALLOC_MODE_FIXED_RATIO		2
115 
116 /* bit_rate */
117 #define MAX_BIT_RATE				700000000
118 
119 /* decoding_refresh_type */
120 #define DEC_REFRESH_TYPE_NON_IRAP		0
121 #define DEC_REFRESH_TYPE_CRA			1
122 #define DEC_REFRESH_TYPE_IDR			2
123 
124 /* depend_slice_mode */
125 #define DEPEND_SLICE_MODE_RECOMMENDED		1
126 #define DEPEND_SLICE_MODE_BOOST			2
127 #define DEPEND_SLICE_MODE_FAST			3
128 
129 /* hvs_max_delta_qp */
130 #define MAX_HVS_MAX_DELTA_QP			51
131 
132 /* intra_refresh_mode */
133 #define REFRESH_MODE_CTU_ROWS			1
134 #define REFRESH_MODE_CTU_COLUMNS		2
135 #define REFRESH_MODE_CTU_STEP_SIZE		3
136 #define REFRESH_MODE_CTUS			4
137 
138 /* intra_mb_refresh_mode */
139 #define REFRESH_MB_MODE_NONE			0
140 #define REFRESH_MB_MODE_CTU_ROWS		1
141 #define REFRESH_MB_MODE_CTU_COLUMNS		2
142 #define REFRESH_MB_MODE_CTU_STEP_SIZE		3
143 
144 /* intra_qp */
145 #define MAX_INTRA_QP				63
146 
147 /* nr_inter_weight_* */
148 #define MAX_INTER_WEIGHT			31
149 
150 /* nr_intra_weight_* */
151 #define MAX_INTRA_WEIGHT			31
152 
153 /* nr_noise_sigma_* */
154 #define MAX_NOISE_SIGMA				255
155 
156 /* bitstream_buffer_size */
157 #define MIN_BITSTREAM_BUFFER_SIZE		1024
158 #define MIN_BITSTREAM_BUFFER_SIZE_WAVE521	(1024 * 64)
159 
160 /* vbv_buffer_size */
161 #define MIN_VBV_BUFFER_SIZE			10
162 #define MAX_VBV_BUFFER_SIZE			3000
163 
164 #define BUFFER_MARGIN				4096
165 
166 #define MAX_FIRMWARE_CALL_RETRY			10
167 
168 #define VDI_LITTLE_ENDIAN	0x0
169 
170 /*
171  * Parameters of DEC_SET_SEQ_CHANGE_MASK
172  */
173 #define SEQ_CHANGE_ENABLE_PROFILE BIT(5)
174 #define SEQ_CHANGE_ENABLE_SIZE BIT(16)
175 #define SEQ_CHANGE_ENABLE_BITDEPTH BIT(18)
176 #define SEQ_CHANGE_ENABLE_DPB_COUNT BIT(19)
177 #define SEQ_CHANGE_ENABLE_ASPECT_RATIO BIT(21)
178 #define SEQ_CHANGE_ENABLE_VIDEO_SIGNAL BIT(23)
179 #define SEQ_CHANGE_ENABLE_VUI_TIMING_INFO BIT(29)
180 
181 #define SEQ_CHANGE_ENABLE_ALL_HEVC (SEQ_CHANGE_ENABLE_PROFILE | \
182 		SEQ_CHANGE_ENABLE_SIZE | \
183 		SEQ_CHANGE_ENABLE_BITDEPTH | \
184 		SEQ_CHANGE_ENABLE_DPB_COUNT)
185 
186 #define SEQ_CHANGE_ENABLE_ALL_AVC (SEQ_CHANGE_ENABLE_SIZE | \
187 		SEQ_CHANGE_ENABLE_BITDEPTH | \
188 		SEQ_CHANGE_ENABLE_DPB_COUNT | \
189 		SEQ_CHANGE_ENABLE_ASPECT_RATIO | \
190 		SEQ_CHANGE_ENABLE_VIDEO_SIGNAL | \
191 		SEQ_CHANGE_ENABLE_VUI_TIMING_INFO)
192 
193 #define DISPLAY_IDX_FLAG_SEQ_END -1
194 #define DISPLAY_IDX_FLAG_NO_FB -3
195 #define DECODED_IDX_FLAG_NO_FB -1
196 #define DECODED_IDX_FLAG_SKIP -2
197 
198 #define RECON_IDX_FLAG_ENC_END -1
199 #define RECON_IDX_FLAG_ENC_DELAY -2
200 #define RECON_IDX_FLAG_HEADER_ONLY -3
201 #define RECON_IDX_FLAG_CHANGE_PARAM -4
202 
203 enum codec_command {
204 	ENABLE_ROTATION,
205 	ENABLE_MIRRORING,
206 	SET_MIRROR_DIRECTION,
207 	SET_ROTATION_ANGLE,
208 	DEC_GET_QUEUE_STATUS,
209 	ENC_GET_QUEUE_STATUS,
210 	DEC_RESET_FRAMEBUF_INFO,
211 	DEC_GET_SEQ_INFO,
212 };
213 
214 enum mirror_direction {
215 	MIRDIR_NONE, /* no mirroring */
216 	MIRDIR_VER, /* vertical mirroring */
217 	MIRDIR_HOR, /* horizontal mirroring */
218 	MIRDIR_HOR_VER /* horizontal and vertical mirroring */
219 };
220 
221 enum frame_buffer_format {
222 	FORMAT_ERR = -1,
223 	FORMAT_420 = 0, /* 8bit */
224 	FORMAT_422, /* 8bit */
225 	FORMAT_224, /* 8bit */
226 	FORMAT_444, /* 8bit */
227 	FORMAT_400, /* 8bit */
228 
229 	/* little endian perspective */
230 	/* | addr 0 | addr 1 | */
231 	FORMAT_420_P10_16BIT_MSB = 5, /* lsb |000000xx|xxxxxxxx | msb */
232 	FORMAT_420_P10_16BIT_LSB, /* lsb |xxxxxxx |xx000000 | msb */
233 	FORMAT_420_P10_32BIT_MSB, /* lsb |00xxxxxxxxxxxxxxxxxxxxxxxxxxx| msb */
234 	FORMAT_420_P10_32BIT_LSB, /* lsb |xxxxxxxxxxxxxxxxxxxxxxxxxxx00| msb */
235 
236 	/* 4:2:2 packed format */
237 	/* little endian perspective */
238 	/* | addr 0 | addr 1 | */
239 	FORMAT_422_P10_16BIT_MSB, /* lsb |000000xx |xxxxxxxx | msb */
240 	FORMAT_422_P10_16BIT_LSB, /* lsb |xxxxxxxx |xx000000 | msb */
241 	FORMAT_422_P10_32BIT_MSB, /* lsb |00xxxxxxxxxxxxxxxxxxxxxxxxxxx| msb */
242 	FORMAT_422_P10_32BIT_LSB, /* lsb |xxxxxxxxxxxxxxxxxxxxxxxxxxx00| msb */
243 
244 	FORMAT_YUYV, /* 8bit packed format : Y0U0Y1V0 Y2U1Y3V1 ... */
245 	FORMAT_YUYV_P10_16BIT_MSB,
246 	FORMAT_YUYV_P10_16BIT_LSB,
247 	FORMAT_YUYV_P10_32BIT_MSB,
248 	FORMAT_YUYV_P10_32BIT_LSB,
249 
250 	FORMAT_YVYU, /* 8bit packed format : Y0V0Y1U0 Y2V1Y3U1 ... */
251 	FORMAT_YVYU_P10_16BIT_MSB,
252 	FORMAT_YVYU_P10_16BIT_LSB,
253 	FORMAT_YVYU_P10_32BIT_MSB,
254 	FORMAT_YVYU_P10_32BIT_LSB,
255 
256 	FORMAT_UYVY, /* 8bit packed format : U0Y0V0Y1 U1Y2V1Y3 ... */
257 	FORMAT_UYVY_P10_16BIT_MSB,
258 	FORMAT_UYVY_P10_16BIT_LSB,
259 	FORMAT_UYVY_P10_32BIT_MSB,
260 	FORMAT_UYVY_P10_32BIT_LSB,
261 
262 	FORMAT_VYUY, /* 8bit packed format : V0Y0U0Y1 V1Y2U1Y3 ... */
263 	FORMAT_VYUY_P10_16BIT_MSB,
264 	FORMAT_VYUY_P10_16BIT_LSB,
265 	FORMAT_VYUY_P10_32BIT_MSB,
266 	FORMAT_VYUY_P10_32BIT_LSB,
267 
268 	FORMAT_MAX,
269 };
270 
271 enum packed_format_num {
272 	NOT_PACKED = 0,
273 	PACKED_YUYV,
274 	PACKED_YVYU,
275 	PACKED_UYVY,
276 	PACKED_VYUY,
277 };
278 
279 enum wave5_interrupt_bit {
280 	INT_WAVE5_INIT_VPU = 0,
281 	INT_WAVE5_WAKEUP_VPU = 1,
282 	INT_WAVE5_SLEEP_VPU = 2,
283 	INT_WAVE5_CREATE_INSTANCE = 3,
284 	INT_WAVE5_FLUSH_INSTANCE = 4,
285 	INT_WAVE5_DESTROY_INSTANCE = 5,
286 	INT_WAVE5_INIT_SEQ = 6,
287 	INT_WAVE5_SET_FRAMEBUF = 7,
288 	INT_WAVE5_DEC_PIC = 8,
289 	INT_WAVE5_ENC_PIC = 8,
290 	INT_WAVE5_ENC_SET_PARAM = 9,
291 	INT_WAVE5_DEC_QUERY = 14,
292 	INT_WAVE5_BSBUF_EMPTY = 15,
293 	INT_WAVE5_BSBUF_FULL = 15,
294 };
295 
296 enum pic_type {
297 	PIC_TYPE_I = 0,
298 	PIC_TYPE_P = 1,
299 	PIC_TYPE_B = 2,
300 	PIC_TYPE_IDR = 5, /* H.264/H.265 IDR (Instantaneous Decoder Refresh) picture */
301 	PIC_TYPE_MAX /* no meaning */
302 };
303 
304 enum sw_reset_mode {
305 	SW_RESET_SAFETY,
306 	SW_RESET_FORCE,
307 	SW_RESET_ON_BOOT
308 };
309 
310 enum tiled_map_type {
311 	LINEAR_FRAME_MAP = 0, /* linear frame map type */
312 	COMPRESSED_FRAME_MAP = 17, /* compressed frame map type*/
313 };
314 
315 enum temporal_id_mode {
316 	TEMPORAL_ID_MODE_ABSOLUTE,
317 	TEMPORAL_ID_MODE_RELATIVE,
318 };
319 
320 struct vpu_attr {
321 	u32 product_id;
322 	char product_name[8]; /* product name in ascii code */
323 	u32 product_version;
324 	u32 fw_version;
325 	u32 customer_id;
326 	u32 support_decoders; /* bitmask */
327 	u32 support_encoders; /* bitmask */
328 	u32 support_backbone: 1;
329 	u32 support_avc10bit_enc: 1;
330 	u32 support_hevc10bit_enc: 1;
331 	u32 support_hevc10bit_dec: 1;
332 	u32 support_vcore_backbone: 1;
333 	u32 support_vcpu_backbone: 1;
334 };
335 
336 struct frame_buffer {
337 	dma_addr_t buf_y;
338 	dma_addr_t buf_cb;
339 	dma_addr_t buf_cr;
340 	unsigned int buf_y_size;
341 	unsigned int buf_cb_size;
342 	unsigned int buf_cr_size;
343 	enum tiled_map_type map_type;
344 	unsigned int stride; /* horizontal stride for the given frame buffer */
345 	unsigned int width; /* width of the given frame buffer */
346 	unsigned int height; /* height of the given frame buffer */
347 	size_t size; /* size of the given frame buffer */
348 	unsigned int sequence_no;
349 	bool update_fb_info;
350 };
351 
352 struct vpu_rect {
353 	unsigned int left; /* horizontal pixel offset from left edge */
354 	unsigned int top; /* vertical pixel offset from top edge */
355 	unsigned int right; /* horizontal pixel offset from right edge */
356 	unsigned int bottom; /* vertical pixel offset from bottom edge */
357 };
358 
359 /*
360  * decode struct and definition
361  */
362 
363 struct dec_open_param {
364 	dma_addr_t bitstream_buffer;
365 	size_t bitstream_buffer_size;
366 };
367 
368 struct dec_initial_info {
369 	u32 pic_width;
370 	u32 pic_height;
371 	struct vpu_rect pic_crop_rect;
372 	u32 min_frame_buffer_count; /* between 1 to 16 */
373 
374 	u32 profile;
375 	u32 luma_bitdepth; /* bit-depth of the luma sample */
376 	u32 chroma_bitdepth; /* bit-depth of the chroma sample */
377 	u32 seq_init_err_reason;
378 	dma_addr_t rd_ptr; /* read pointer of bitstream buffer */
379 	dma_addr_t wr_ptr; /* write pointer of bitstream buffer */
380 	u32 sequence_no;
381 	u32 vlc_buf_size;
382 	u32 param_buf_size;
383 };
384 
385 struct dec_output_info {
386 	/**
387 	 * This is a frame buffer index for the picture to be displayed at the moment
388 	 * among frame buffers which are registered using vpu_dec_register_frame_buffer().
389 	 * Frame data that will be displayed is stored in the frame buffer with this index
390 	 * When there is no display delay, this index is always the equal to
391 	 * index_frame_decoded, however, if displaying is delayed (for display
392 	 * reordering in AVC or B-frames in VC1), this index might be different to
393 	 * index_frame_decoded. By checking this index, HOST applications can easily figure
394 	 * out whether sequence decoding has been finished or not.
395 	 *
396 	 * -3(0xFFFD) or -2(0xFFFE) : when a display output cannot be given due to picture
397 	 * reordering or skip option
398 	 * -1(0xFFFF) : when there is no more output for display at the end of sequence
399 	 * decoding
400 	 */
401 	s32 index_frame_display;
402 	/**
403 	 * This is the frame buffer index of the decoded picture among the frame buffers which were
404 	 * registered using vpu_dec_register_frame_buffer(). The currently decoded frame is stored
405 	 * into the frame buffer specified by this index.
406 	 *
407 	 * -2 : indicates that no decoded output is generated because decoder meets EOS
408 	 * (end of sequence) or skip
409 	 * -1 : indicates that the decoder fails to decode a picture because there is no available
410 	 * frame buffer
411 	 */
412 	s32 index_frame_decoded;
413 	s32 index_frame_decoded_for_tiled;
414 	u32 nal_type;
415 	unsigned int pic_type;
416 	struct vpu_rect rc_display;
417 	unsigned int disp_pic_width;
418 	unsigned int disp_pic_height;
419 	struct vpu_rect rc_decoded;
420 	u32 dec_pic_width;
421 	u32 dec_pic_height;
422 	s32 decoded_poc;
423 	int temporal_id; /* temporal ID of the picture */
424 	dma_addr_t rd_ptr; /* stream buffer read pointer for the current decoder instance */
425 	dma_addr_t wr_ptr; /* stream buffer write pointer for the current decoder instance */
426 	struct frame_buffer disp_frame;
427 	u32 frame_display_flag; /* it reports a frame buffer flag to be displayed */
428 	/**
429 	 * this variable reports that sequence has been changed while H.264/AVC stream decoding.
430 	 * if it is 1, HOST application can get the new sequence information by calling
431 	 * vpu_dec_get_initial_info() or wave5_vpu_dec_issue_seq_init().
432 	 *
433 	 * for H.265/HEVC decoder, each bit has a different meaning as follows.
434 	 *
435 	 * sequence_changed[5] : it indicates that the profile_idc has been changed
436 	 * sequence_changed[16] : it indicates that the resolution has been changed
437 	 * sequence_changed[19] : it indicates that the required number of frame buffer has
438 	 * been changed.
439 	 */
440 	unsigned int frame_cycle; /* reports the number of cycles for processing a frame */
441 	u32 sequence_no;
442 
443 	u32 dec_host_cmd_tick; /* tick of DEC_PIC command for the picture */
444 	u32 dec_decode_end_tick; /* end tick of decoding slices of the picture */
445 
446 	u32 sequence_changed;
447 };
448 
449 struct queue_status_info {
450 	u32 instance_queue_count;
451 	u32 report_queue_count;
452 };
453 
454 /*
455  * encode struct and definition
456  */
457 
458 #define MAX_NUM_TEMPORAL_LAYER 7
459 #define MAX_NUM_SPATIAL_LAYER 3
460 #define MAX_GOP_NUM 8
461 
462 struct custom_gop_pic_param {
463 	u32 pic_type; /* picture type of nth picture in the custom GOP */
464 	u32 poc_offset; /* POC of nth picture in the custom GOP */
465 	u32 pic_qp; /* quantization parameter of nth picture in the custom GOP */
466 	u32 use_multi_ref_p; /* use multiref pic for P picture. valid only if PIC_TYPE is P */
467 	u32 ref_poc_l0; /* POC of reference L0 of nth picture in the custom GOP */
468 	u32 ref_poc_l1; /* POC of reference L1 of nth picture in the custom GOP */
469 	s32 temporal_id; /* temporal ID of nth picture in the custom GOP */
470 };
471 
472 struct enc_wave_param {
473 	/*
474 	 * profile indicator (HEVC only)
475 	 *
476 	 * 0 : the firmware determines a profile according to the internal_bit_depth
477 	 * 1 : main profile
478 	 * 2 : main10 profile
479 	 * 3 : main still picture profile
480 	 * In the AVC encoder, a profile cannot be set by the host application.
481 	 * The firmware decides it based on internal_bit_depth.
482 	 * profile = HIGH (bitdepth 8) profile = HIGH10 (bitdepth 10)
483 	 */
484 	u32 profile;
485 	u32 level; /* level indicator (level * 10) */
486 	u32 internal_bit_depth: 4; /* 8/10 */
487 	u32 gop_preset_idx: 4; /* 0 - 9 */
488 	u32 decoding_refresh_type: 2; /* 0=non-IRAP, 1=CRA, 2=IDR */
489 	u32 intra_qp; /* quantization parameter of intra picture */
490 	u32 intra_period; /* period of intra picture in GOP size */
491 	u32 conf_win_top; /* top offset of conformance window */
492 	u32 conf_win_bot; /* bottom offset of conformance window */
493 	u32 conf_win_left; /* left offset of conformance window */
494 	u32 conf_win_right; /* right offset of conformance window */
495 	u32 intra_refresh_mode: 3;
496 	/*
497 	 * Argument for intra_ctu_refresh_mode.
498 	 *
499 	 * Depending on intra_refresh_mode, it can mean one of the following:
500 	 * - intra_ctu_refresh_mode (1) -> number of consecutive CTU rows
501 	 * - intra_ctu_refresh_mode (2) -> the number of consecutive CTU columns
502 	 * - intra_ctu_refresh_mode (3) -> step size in CTU
503 	 * - intra_ctu_refresh_mode (4) -> number of intra ct_us to be encoded in a picture
504 	 */
505 	u32 intra_refresh_arg;
506 	/*
507 	 * 0 : custom setting
508 	 * 1 : recommended encoder parameters (slow encoding speed, highest picture quality)
509 	 * 2 : boost mode (normal encoding speed, moderate picture quality)
510 	 * 3 : fast mode (fast encoding speed, low picture quality)
511 	 */
512 	u32 depend_slice_mode : 2;
513 	u32 depend_slice_mode_arg;
514 	u32 independ_slice_mode : 1; /* 0=no-multi-slice, 1=slice-in-ctu-number*/
515 	u32 independ_slice_mode_arg;
516 	u32 max_num_merge: 2;
517 	s32 beta_offset_div2: 4; /* sets beta_offset_div2 for deblocking filter */
518 	s32 tc_offset_div2: 4; /* sets tc_offset_div3 for deblocking filter */
519 	u32 hvs_qp_scale: 4; /* QP scaling factor for CU QP adjust if hvs_qp_scale_enable is 1 */
520 	u32 hvs_max_delta_qp; /* maximum delta QP for HVS */
521 	s32 chroma_cb_qp_offset; /* the value of chroma(cb) QP offset */
522 	s32 chroma_cr_qp_offset; /* the value of chroma(cr) QP offset */
523 	s32 initial_rc_qp;
524 	u32 nr_intra_weight_y;
525 	u32 nr_intra_weight_cb; /* weight to cb noise level for intra picture (0 ~ 31) */
526 	u32 nr_intra_weight_cr; /* weight to cr noise level for intra picture (0 ~ 31) */
527 	u32 nr_inter_weight_y;
528 	u32 nr_inter_weight_cb; /* weight to cb noise level for inter picture (0 ~ 31) */
529 	u32 nr_inter_weight_cr; /* weight to cr noise level for inter picture (0 ~ 31) */
530 	u32 min_qp_i; /* minimum QP of I picture for rate control */
531 	u32 max_qp_i; /* maximum QP of I picture for rate control */
532 	u32 min_qp_p; /* minimum QP of P picture for rate control */
533 	u32 max_qp_p; /* maximum QP of P picture for rate control */
534 	u32 min_qp_b; /* minimum QP of B picture for rate control */
535 	u32 max_qp_b; /* maximum QP of B picture for rate control */
536 	u32 avc_idr_period; /* period of IDR picture (0 ~ 1024). 0 - implies an infinite period */
537 	u32 avc_slice_arg; /* the number of MB for a slice when avc_slice_mode is set with 1 */
538 	u32 intra_mb_refresh_mode: 2; /* 0=none, 1=row, 2=column, 3=step-size-in-mb */
539 	/**
540 	 * Argument for intra_mb_refresh_mode.
541 	 *
542 	 * intra_mb_refresh_mode (1) -> number of consecutive MB rows
543 	 * intra_mb_refresh_mode (2) ->the number of consecutive MB columns
544 	 * intra_mb_refresh_mode (3) -> step size in MB
545 	 */
546 	u32 intra_mb_refresh_arg;
547 	u32 rc_weight_param;
548 	u32 rc_weight_buf;
549 
550 	/* flags */
551 	u32 en_still_picture: 1; /* still picture profile */
552 	u32 tier: 1; /* 0=main, 1=high */
553 	u32 avc_slice_mode: 1; /* 0=none, 1=slice-in-mb-number */
554 	u32 entropy_coding_mode: 1; /* 0=CAVLC, 1=CABAC */
555 	u32 lossless_enable: 1; /* enable lossless encoding */
556 	u32 const_intra_pred_flag: 1; /* enable constrained intra prediction */
557 	u32 tmvp_enable: 1; /* enable temporal motion vector prediction */
558 	u32 wpp_enable: 1;
559 	u32 disable_deblk: 1; /* disable in-loop deblocking filtering */
560 	u32 lf_cross_slice_boundary_enable: 1;
561 	u32 skip_intra_trans: 1;
562 	u32 sao_enable: 1; /* enable SAO (sample adaptive offset) */
563 	u32 intra_nx_n_enable: 1; /* enables intra nx_n p_us */
564 	u32 cu_level_rc_enable: 1; /* enable CU level rate control */
565 	u32 hvs_qp_enable: 1; /* enable CU QP adjustment for subjective quality enhancement */
566 	u32 strong_intra_smooth_enable: 1; /* enable strong intra smoothing */
567 	u32 rdo_skip: 1; /* skip RDO (rate distortion optimization) */
568 	u32 lambda_scaling_enable: 1; /* enable lambda scaling using custom GOP */
569 	u32 transform8x8_enable: 1; /* enable 8x8 intra prediction and 8x8 transform */
570 	u32 mb_level_rc_enable: 1; /* enable MB-level rate control */
571 };
572 
573 struct enc_open_param {
574 	dma_addr_t bitstream_buffer;
575 	unsigned int bitstream_buffer_size;
576 	u32 pic_width; /* width of a picture to be encoded in unit of sample */
577 	u32 pic_height; /* height of a picture to be encoded in unit of sample */
578 	u32 frame_rate_info;/* desired fps */
579 	u32 vbv_buffer_size;
580 	u32 bit_rate; /* target bitrate in bps */
581 	struct enc_wave_param wave_param;
582 	enum packed_format_num packed_format; /* <<vpuapi_h_packed_format_num>> */
583 	enum frame_buffer_format src_format;
584 	bool line_buf_int_en;
585 	u32 rc_enable : 1; /* rate control */
586 };
587 
588 struct enc_initial_info {
589 	u32 min_frame_buffer_count; /* minimum number of frame buffers */
590 	u32 min_src_frame_count; /* minimum number of source buffers */
591 	u32 seq_init_err_reason;
592 	u32 warn_info;
593 	u32 vlc_buf_size; /* size of task buffer */
594 	u32 param_buf_size; /* size of task buffer */
595 };
596 
597 /*
598  * Flags to encode NAL units explicitly
599  */
600 struct enc_code_opt {
601 	u32 implicit_header_encode: 1;
602 	u32 encode_vcl: 1;
603 	u32 encode_vps: 1;
604 	u32 encode_sps: 1;
605 	u32 encode_pps: 1;
606 	u32 encode_aud: 1;
607 	u32 encode_eos: 1;
608 	u32 encode_eob: 1;
609 	u32 encode_vui: 1;
610 };
611 
612 struct enc_param {
613 	struct frame_buffer *source_frame;
614 	u32 pic_stream_buffer_addr;
615 	u64 pic_stream_buffer_size;
616 	u32 src_idx; /* source frame buffer index */
617 	struct enc_code_opt code_option;
618 	u64 pts; /* presentation timestamp (PTS) of the input source */
619 	bool src_end_flag;
620 };
621 
622 struct enc_output_info {
623 	u32 bitstream_buffer;
624 	u32 bitstream_size; /* byte size of encoded bitstream */
625 	u32 pic_type: 2; /* <<vpuapi_h_pic_type>> */
626 	s32 recon_frame_index;
627 	dma_addr_t rd_ptr;
628 	dma_addr_t wr_ptr;
629 	u32 enc_pic_byte; /* number of encoded picture bytes */
630 	s32 enc_src_idx; /* source buffer index of the currently encoded picture */
631 	u32 enc_vcl_nut;
632 	u32 error_reason; /* error reason of the currently encoded picture */
633 	u32 warn_info; /* warning information on the currently encoded picture */
634 	unsigned int frame_cycle; /* param for reporting the cycle number of encoding one frame*/
635 	u64 pts;
636 	u32 enc_host_cmd_tick; /* tick of ENC_PIC command for the picture */
637 	u32 enc_encode_end_tick; /* end tick of encoding slices of the picture */
638 };
639 
640 enum enc_pic_code_option {
641 	CODEOPT_ENC_HEADER_IMPLICIT = BIT(0),
642 	CODEOPT_ENC_VCL = BIT(1), /* flag to encode VCL nal unit explicitly */
643 };
644 
645 enum gop_preset_idx {
646 	PRESET_IDX_CUSTOM_GOP = 0, /* user defined GOP structure */
647 	PRESET_IDX_ALL_I = 1, /* all intra, gopsize = 1 */
648 	PRESET_IDX_IPP = 2, /* consecutive P, cyclic gopsize = 1 */
649 	PRESET_IDX_IBBB = 3, /* consecutive B, cyclic gopsize = 1 */
650 	PRESET_IDX_IBPBP = 4, /* gopsize = 2 */
651 	PRESET_IDX_IBBBP = 5, /* gopsize = 4 */
652 	PRESET_IDX_IPPPP = 6, /* consecutive P, cyclic gopsize = 4 */
653 	PRESET_IDX_IBBBB = 7, /* consecutive B, cyclic gopsize = 4 */
654 	PRESET_IDX_RA_IB = 8, /* random access, cyclic gopsize = 8 */
655 	PRESET_IDX_IPP_SINGLE = 9, /* consecutive P, cyclic gopsize = 1, with single ref */
656 };
657 
658 struct sec_axi_info {
659 	u32 use_ip_enable;
660 	u32 use_bit_enable;
661 	u32 use_lf_row_enable: 1;
662 	u32 use_enc_rdo_enable: 1;
663 	u32 use_enc_lf_enable: 1;
664 };
665 
666 struct dec_info {
667 	struct dec_open_param open_param;
668 	struct dec_initial_info initial_info;
669 	struct dec_initial_info new_seq_info; /* temporal new sequence information */
670 	u32 stream_wr_ptr;
671 	u32 stream_rd_ptr;
672 	u32 frame_display_flag;
673 	dma_addr_t stream_buf_start_addr;
674 	dma_addr_t stream_buf_end_addr;
675 	u32 stream_buf_size;
676 	struct vpu_buf vb_mv[MAX_REG_FRAME];
677 	struct vpu_buf vb_fbc_y_tbl[MAX_REG_FRAME];
678 	struct vpu_buf vb_fbc_c_tbl[MAX_REG_FRAME];
679 	unsigned int num_of_decoding_fbs: 7;
680 	unsigned int num_of_display_fbs: 7;
681 	unsigned int stride;
682 	struct sec_axi_info sec_axi_info;
683 	dma_addr_t user_data_buf_addr;
684 	u32 user_data_enable;
685 	u32 user_data_buf_size;
686 	struct vpu_buf vb_work;
687 	struct vpu_buf vb_task;
688 	struct dec_output_info dec_out_info[WAVE5_MAX_FBS];
689 	u32 seq_change_mask;
690 	enum temporal_id_mode temp_id_select_mode;
691 	u32 target_temp_id;
692 	u32 target_spatial_id;
693 	u32 instance_queue_count;
694 	u32 report_queue_count;
695 	u32 cycle_per_tick;
696 	u32 product_code;
697 	u32 vlc_buf_size;
698 	u32 param_buf_size;
699 	bool initial_info_obtained;
700 	bool reorder_enable;
701 	bool first_cycle_check;
702 	u32 stream_endflag: 1;
703 };
704 
705 struct enc_info {
706 	struct enc_open_param open_param;
707 	struct enc_initial_info initial_info;
708 	u32 stream_rd_ptr;
709 	u32 stream_wr_ptr;
710 	dma_addr_t stream_buf_start_addr;
711 	dma_addr_t stream_buf_end_addr;
712 	u32 stream_buf_size;
713 	unsigned int num_frame_buffers;
714 	unsigned int stride;
715 	bool rotation_enable;
716 	bool mirror_enable;
717 	enum mirror_direction mirror_direction;
718 	unsigned int rotation_angle;
719 	bool initial_info_obtained;
720 	struct sec_axi_info sec_axi_info;
721 	bool line_buf_int_en;
722 	struct vpu_buf vb_work;
723 	struct vpu_buf vb_mv; /* col_mv buffer */
724 	struct vpu_buf vb_fbc_y_tbl; /* FBC luma table buffer */
725 	struct vpu_buf vb_fbc_c_tbl; /* FBC chroma table buffer */
726 	struct vpu_buf vb_sub_sam_buf; /* sub-sampled buffer for ME */
727 	struct vpu_buf vb_task;
728 	u64 cur_pts; /* current timestamp in 90_k_hz */
729 	u64 pts_map[32]; /* PTS mapped with source frame index */
730 	u32 instance_queue_count;
731 	u32 report_queue_count;
732 	bool first_cycle_check;
733 	u32 cycle_per_tick;
734 	u32 product_code;
735 	u32 vlc_buf_size;
736 	u32 param_buf_size;
737 };
738 
739 struct vpu_device {
740 	struct device *dev;
741 	struct v4l2_device v4l2_dev;
742 	struct v4l2_m2m_dev *v4l2_m2m_dec_dev;
743 	struct v4l2_m2m_dev *v4l2_m2m_enc_dev;
744 	struct list_head instances;
745 	struct video_device *video_dev_dec;
746 	struct video_device *video_dev_enc;
747 	struct mutex dev_lock; /* lock for the src, dst v4l2 queues */
748 	struct mutex hw_lock; /* lock hw configurations */
749 	int irq;
750 	enum product_id product;
751 	struct vpu_attr attr;
752 	struct vpu_buf common_mem;
753 	u32 last_performance_cycles;
754 	u32 sram_size;
755 	struct gen_pool *sram_pool;
756 	struct vpu_buf sram_buf;
757 	void __iomem *vdb_register;
758 	u32 product_code;
759 	struct ida inst_ida;
760 	struct clk_bulk_data *clks;
761 	struct hrtimer hrtimer;
762 	struct kthread_work work;
763 	struct kthread_worker *worker;
764 	int vpu_poll_interval;
765 	int num_clks;
766 	struct reset_control *resets;
767 };
768 
769 struct vpu_instance;
770 
771 struct vpu_instance_ops {
772 	void (*finish_process)(struct vpu_instance *inst);
773 };
774 
775 struct vpu_instance {
776 	struct list_head list;
777 	struct v4l2_fh v4l2_fh;
778 	struct v4l2_m2m_dev *v4l2_m2m_dev;
779 	struct v4l2_ctrl_handler v4l2_ctrl_hdl;
780 	struct vpu_device *dev;
781 	struct completion irq_done;
782 
783 	struct v4l2_pix_format_mplane src_fmt;
784 	struct v4l2_pix_format_mplane dst_fmt;
785 	enum v4l2_colorspace colorspace;
786 	enum v4l2_xfer_func xfer_func;
787 	enum v4l2_ycbcr_encoding ycbcr_enc;
788 	enum v4l2_quantization quantization;
789 
790 	enum vpu_instance_state state;
791 	enum vpu_instance_type type;
792 	const struct vpu_instance_ops *ops;
793 	spinlock_t state_spinlock; /* This protects the instance state */
794 
795 	enum wave_std std;
796 	s32 id;
797 	union {
798 		struct enc_info enc_info;
799 		struct dec_info dec_info;
800 	} *codec_info;
801 	struct frame_buffer frame_buf[MAX_REG_FRAME];
802 	struct vpu_buf frame_vbuf[MAX_REG_FRAME];
803 	u32 fbc_buf_count;
804 	u32 queued_src_buf_num;
805 	u32 queued_dst_buf_num;
806 	struct list_head avail_src_bufs;
807 	struct list_head avail_dst_bufs;
808 	struct v4l2_rect conf_win;
809 	u64 timestamp;
810 	enum frame_buffer_format output_format;
811 	bool cbcr_interleave;
812 	bool nv21;
813 	bool eos;
814 	struct vpu_buf bitstream_vbuf;
815 	dma_addr_t last_rd_ptr;
816 	size_t remaining_consumed_bytes;
817 	bool needs_reallocation;
818 
819 	unsigned int min_src_buf_count;
820 	unsigned int rot_angle;
821 	unsigned int mirror_direction;
822 	unsigned int bit_depth;
823 	unsigned int frame_rate;
824 	unsigned int vbv_buf_size;
825 	unsigned int rc_mode;
826 	unsigned int rc_enable;
827 	unsigned int bit_rate;
828 	unsigned int encode_aud;
829 	struct enc_wave_param enc_param;
830 };
831 
832 void wave5_vdi_write_register(struct vpu_device *vpu_dev, u32 addr, u32 data);
833 u32 wave5_vdi_read_register(struct vpu_device *vpu_dev, u32 addr);
834 int wave5_vdi_clear_memory(struct vpu_device *vpu_dev, struct vpu_buf *vb);
835 int wave5_vdi_allocate_dma_memory(struct vpu_device *vpu_dev, struct vpu_buf *vb);
836 int wave5_vdi_allocate_array(struct vpu_device *vpu_dev, struct vpu_buf *array, unsigned int count,
837 			     size_t size);
838 int wave5_vdi_write_memory(struct vpu_device *vpu_dev, struct vpu_buf *vb, size_t offset,
839 			   u8 *data, size_t len);
840 int wave5_vdi_free_dma_memory(struct vpu_device *vpu_dev, struct vpu_buf *vb);
841 void wave5_vdi_allocate_sram(struct vpu_device *vpu_dev);
842 void wave5_vdi_free_sram(struct vpu_device *vpu_dev);
843 
844 int wave5_vpu_init_with_bitcode(struct device *dev, u8 *bitcode, size_t size);
845 int wave5_vpu_flush_instance(struct vpu_instance *inst);
846 int wave5_vpu_get_version_info(struct device *dev, u32 *revision, unsigned int *product_id);
847 int wave5_vpu_dec_open(struct vpu_instance *inst, struct dec_open_param *open_param);
848 int wave5_vpu_dec_close(struct vpu_instance *inst, u32 *fail_res);
849 int wave5_vpu_dec_issue_seq_init(struct vpu_instance *inst);
850 int wave5_vpu_dec_complete_seq_init(struct vpu_instance *inst, struct dec_initial_info *info);
851 int wave5_vpu_dec_register_frame_buffer_ex(struct vpu_instance *inst, int num_of_decoding_fbs,
852 					   int num_of_display_fbs, int stride, int height);
853 int wave5_vpu_dec_start_one_frame(struct vpu_instance *inst, u32 *res_fail);
854 int wave5_vpu_dec_get_output_info(struct vpu_instance *inst, struct dec_output_info *info);
855 int wave5_vpu_dec_set_rd_ptr(struct vpu_instance *inst, dma_addr_t addr, int update_wr_ptr);
856 dma_addr_t wave5_vpu_dec_get_rd_ptr(struct vpu_instance *inst);
857 int wave5_vpu_dec_reset_framebuffer(struct vpu_instance *inst, unsigned int index);
858 int wave5_vpu_dec_give_command(struct vpu_instance *inst, enum codec_command cmd, void *parameter);
859 int wave5_vpu_dec_get_bitstream_buffer(struct vpu_instance *inst, dma_addr_t *prd_ptr,
860 				       dma_addr_t *pwr_ptr, size_t *size);
861 int wave5_vpu_dec_update_bitstream_buffer(struct vpu_instance *inst, size_t size);
862 int wave5_vpu_dec_clr_disp_flag(struct vpu_instance *inst, int index);
863 int wave5_vpu_dec_set_disp_flag(struct vpu_instance *inst, int index);
864 
865 int wave5_vpu_enc_open(struct vpu_instance *inst, struct enc_open_param *open_param);
866 int wave5_vpu_enc_close(struct vpu_instance *inst, u32 *fail_res);
867 int wave5_vpu_enc_issue_seq_init(struct vpu_instance *inst);
868 int wave5_vpu_enc_complete_seq_init(struct vpu_instance *inst, struct enc_initial_info *info);
869 int wave5_vpu_enc_register_frame_buffer(struct vpu_instance *inst, unsigned int num,
870 					unsigned int stride, int height,
871 					enum tiled_map_type map_type);
872 int wave5_vpu_enc_start_one_frame(struct vpu_instance *inst, struct enc_param *param,
873 				  u32 *fail_res);
874 int wave5_vpu_enc_get_output_info(struct vpu_instance *inst, struct enc_output_info *info);
875 int wave5_vpu_enc_give_command(struct vpu_instance *inst, enum codec_command cmd, void *parameter);
876 
877 #endif
878