1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright 2020-2021 NXP
4  */
5 
6 #include <linux/init.h>
7 #include <linux/interconnect.h>
8 #include <linux/ioctl.h>
9 #include <linux/list.h>
10 #include <linux/kernel.h>
11 #include <linux/module.h>
12 #include <linux/of_device.h>
13 #include <linux/of_address.h>
14 #include <linux/platform_device.h>
15 #include <linux/time64.h>
16 #include <media/videobuf2-v4l2.h>
17 #include <media/videobuf2-dma-contig.h>
18 #include "vpu.h"
19 #include "vpu_rpc.h"
20 #include "vpu_defs.h"
21 #include "vpu_helpers.h"
22 #include "vpu_cmds.h"
23 #include "vpu_v4l2.h"
24 #include "vpu_imx8q.h"
25 #include "vpu_windsor.h"
26 
27 #define CMD_SIZE				2560
28 #define MSG_SIZE				25600
29 #define WINDSOR_USER_DATA_WORDS			16
30 #define WINDSOR_MAX_SRC_FRAMES			0x6
31 #define WINDSOR_MAX_REF_FRAMES			0x3
32 #define WINDSOR_BITRATE_UNIT			1024
33 #define WINDSOR_H264_EXTENDED_SAR		255
34 
35 enum {
36 	GTB_ENC_CMD_NOOP        = 0x0,
37 	GTB_ENC_CMD_STREAM_START,
38 	GTB_ENC_CMD_FRAME_ENCODE,
39 	GTB_ENC_CMD_FRAME_SKIP,
40 	GTB_ENC_CMD_STREAM_STOP,
41 	GTB_ENC_CMD_PARAMETER_UPD,
42 	GTB_ENC_CMD_TERMINATE,
43 	GTB_ENC_CMD_SNAPSHOT,
44 	GTB_ENC_CMD_ROLL_SNAPSHOT,
45 	GTB_ENC_CMD_LOCK_SCHEDULER,
46 	GTB_ENC_CMD_UNLOCK_SCHEDULER,
47 	GTB_ENC_CMD_CONFIGURE_CODEC,
48 	GTB_ENC_CMD_DEAD_MARK,
49 	GTB_ENC_CMD_FIRM_RESET,
50 	GTB_ENC_CMD_FW_STATUS,
51 	GTB_ENC_CMD_RESERVED
52 };
53 
54 enum {
55 	VID_API_EVENT_UNDEFINED = 0x0,
56 	VID_API_ENC_EVENT_RESET_DONE = 0x1,
57 	VID_API_ENC_EVENT_START_DONE,
58 	VID_API_ENC_EVENT_STOP_DONE,
59 	VID_API_ENC_EVENT_TERMINATE_DONE,
60 	VID_API_ENC_EVENT_FRAME_INPUT_DONE,
61 	VID_API_ENC_EVENT_FRAME_DONE,
62 	VID_API_ENC_EVENT_FRAME_RELEASE,
63 	VID_API_ENC_EVENT_PARA_UPD_DONE,
64 	VID_API_ENC_EVENT_MEM_REQUEST,
65 	VID_API_ENC_EVENT_FIRMWARE_XCPT,
66 	VID_API_ENC_EVENT_RESERVED
67 };
68 
69 enum {
70 	MEDIAIP_ENC_PIC_TYPE_B_FRAME = 0,
71 	MEDIAIP_ENC_PIC_TYPE_P_FRAME,
72 	MEDIAIP_ENC_PIC_TYPE_I_FRAME,
73 	MEDIAIP_ENC_PIC_TYPE_IDR_FRAME,
74 	MEDIAIP_ENC_PIC_TYPE_BI_FRAME
75 };
76 
77 struct windsor_iface {
78 	u32 exec_base_addr;
79 	u32 exec_area_size;
80 	struct vpu_rpc_buffer_desc cmd_buffer_desc;
81 	struct vpu_rpc_buffer_desc msg_buffer_desc;
82 	u32 cmd_int_enable[VID_API_NUM_STREAMS];
83 	u32 fw_version;
84 	u32 mvd_fw_offset;
85 	u32 max_streams;
86 	u32 ctrl_iface[VID_API_NUM_STREAMS];
87 	struct vpu_rpc_system_config system_config;
88 	u32 api_version;
89 	struct vpu_rpc_buffer_desc log_buffer_desc;
90 };
91 
92 struct windsor_ctrl_iface {
93 	u32 enc_yuv_buffer_desc;
94 	u32 enc_stream_buffer_desc;
95 	u32 enc_expert_mode_param;
96 	u32 enc_param;
97 	u32 enc_mem_pool;
98 	u32 enc_encoding_status;
99 	u32 enc_dsa_status;
100 };
101 
102 struct vpu_enc_yuv_desc {
103 	u32 frame_id;
104 	u32 luma_base;
105 	u32 chroma_base;
106 	u32 param_idx;
107 	u32 key_frame;
108 };
109 
110 struct vpu_enc_calib_params {
111 	u32 use_ame;
112 
113 	u32 cme_mvx_max;
114 	u32 cme_mvy_max;
115 	u32 ame_prefresh_y0;
116 	u32 ame_prefresh_y1;
117 	u32 fme_min_sad;
118 	u32 cme_min_sad;
119 
120 	u32 fme_pred_int_weight;
121 	u32 fme_pred_hp_weight;
122 	u32 fme_pred_qp_weight;
123 	u32 fme_cost_weight;
124 	u32 fme_act_thold;
125 	u32 fme_sad_thold;
126 	u32 fme_zero_sad_thold;
127 
128 	u32 fme_lrg_mvx_lmt;
129 	u32 fme_lrg_mvy_lmt;
130 	u32 fme_force_mode;
131 	u32 fme_force4mvcost;
132 	u32 fme_force2mvcost;
133 
134 	u32 h264_inter_thrd;
135 
136 	u32 i16x16_mode_cost;
137 	u32 i4x4_mode_lambda;
138 	u32 i8x8_mode_lambda;
139 
140 	u32 inter_mod_mult;
141 	u32 inter_sel_mult;
142 	u32 inter_bid_cost;
143 	u32 inter_bwd_cost;
144 	u32 inter_4mv_cost;
145 	s32 one_mv_i16_cost;
146 	s32 one_mv_i4x4_cost;
147 	s32 one_mv_i8x8_cost;
148 	s32 two_mv_i16_cost;
149 	s32 two_mv_i4x4_cost;
150 	s32 two_mv_i8x8_cost;
151 	s32 four_mv_i16_cost;
152 	s32 four_mv_i4x4_cost;
153 	s32 four_mv_i8x8_cost;
154 
155 	u32 intra_pred_enab;
156 	u32 intra_chr_pred;
157 	u32 intra16_pred;
158 	u32 intra4x4_pred;
159 	u32 intra8x8_pred;
160 
161 	u32 cb_base;
162 	u32 cb_size;
163 	u32 cb_head_room;
164 
165 	u32 mem_page_width;
166 	u32 mem_page_height;
167 	u32 mem_total_size;
168 	u32 mem_chunk_phys_addr;
169 	u32 mem_chunk_virt_addr;
170 	u32 mem_chunk_size;
171 	u32 mem_y_stride;
172 	u32 mem_uv_stride;
173 
174 	u32 split_wr_enab;
175 	u32 split_wr_req_size;
176 	u32 split_rd_enab;
177 	u32 split_rd_req_size;
178 };
179 
180 struct vpu_enc_config_params {
181 	u32 param_change;
182 	u32 start_frame;
183 	u32 end_frame;
184 	u32 userdata_enable;
185 	u32 userdata_id[4];
186 	u32 userdata_message[WINDSOR_USER_DATA_WORDS];
187 	u32 userdata_length;
188 	u32 h264_profile_idc;
189 	u32 h264_level_idc;
190 	u32 h264_au_delimiter;
191 	u32 h264_seq_end_code;
192 	u32 h264_recovery_points;
193 	u32 h264_vui_parameters;
194 	u32 h264_aspect_ratio_present;
195 	u32 h264_aspect_ratio_sar_width;
196 	u32 h264_aspect_ratio_sar_height;
197 	u32 h264_overscan_present;
198 	u32 h264_video_type_present;
199 	u32 h264_video_format;
200 	u32 h264_video_full_range;
201 	u32 h264_video_colour_descriptor;
202 	u32 h264_video_colour_primaries;
203 	u32 h264_video_transfer_char;
204 	u32 h264_video_matrix_coeff;
205 	u32 h264_chroma_loc_info_present;
206 	u32 h264_chroma_loc_type_top;
207 	u32 h264_chroma_loc_type_bot;
208 	u32 h264_timing_info_present;
209 	u32 h264_buffering_period_present;
210 	u32 h264_low_delay_hrd_flag;
211 	u32 aspect_ratio;
212 	u32 test_mode;                  // Automated firmware test mode
213 	u32 dsa_test_mode;              // Automated test mode for the DSA.
214 	u32 fme_test_mode;              // Automated test mode for the fme
215 	u32 cbr_row_mode;               //0: FW mode; 1: HW mode
216 	u32 windsor_mode;               //0: normal mode; 1: intra only mode; 2: intra+0MV mode
217 	u32 encode_mode;                // H264, VC1, MPEG2, DIVX
218 	u32 frame_width;                // display width
219 	u32 frame_height;               // display height
220 	u32 enc_frame_width;            // encoding width, should be 16-pix align
221 	u32 enc_frame_height;           // encoding height, should be 16-pix aligned
222 	u32 frame_rate_num;
223 	u32 frame_rate_den;
224 	u32 vi_field_source;
225 	u32 vi_frame_width;
226 	u32 vi_frame_height;
227 	u32 crop_frame_width;
228 	u32 crop_frame_height;
229 	u32 crop_x_start_posn;
230 	u32 crop_y_start_posn;
231 	u32 mode422;
232 	u32 mode_yuy2;
233 	u32 dsa_luma_en;
234 	u32 dsa_chroma_en;
235 	u32 dsa_ext_hfilt_en;
236 	u32 dsa_di_en;
237 	u32 dsa_di_top_ref;
238 	u32 dsa_vertf_disable;
239 	u32 dsa_disable_pwb;
240 	u32 dsa_hor_phase;
241 	u32 dsa_ver_phase;
242 	u32 dsa_iac_enable;
243 	u32 iac_sc_threshold;
244 	u32 iac_vm_threshold;
245 	u32 iac_skip_mode;
246 	u32 iac_grp_width;
247 	u32 iac_grp_height;
248 	u32 rate_control_mode;
249 	u32 rate_control_resolution;
250 	u32 buffer_size;
251 	u32 buffer_level_init;
252 	u32 buffer_I_bit_budget;
253 	u32 top_field_first;
254 	u32 intra_lum_qoffset;
255 	u32 intra_chr_qoffset;
256 	u32 inter_lum_qoffset;
257 	u32 inter_chr_qoffset;
258 	u32 use_def_scaling_mtx;
259 	u32 inter_8x8_enab;
260 	u32 inter_4x4_enab;
261 	u32 fme_enable_qpel;
262 	u32 fme_enable_hpel;
263 	u32 fme_nozeromv;
264 	u32 fme_predmv_en;
265 	u32 fme_pred_2mv4mv;
266 	u32 fme_smallsadthresh;
267 	u32 ame_en_lmvc;
268 	u32 ame_x_mult;
269 	u32 cme_enable_4mv;
270 	u32 cme_enable_1mv;
271 	u32 hme_enable_16x8mv;
272 	u32 hme_enable_8x16mv;
273 	u32 cme_mv_weight;
274 	u32 cme_mv_cost;
275 	u32 ame_mult_mv;
276 	u32 ame_shift_mv;
277 	u32 hme_forceto1mv_en;
278 	u32 hme_2mv_cost;
279 	u32 hme_pred_mode;
280 	u32 hme_sc_rnge;
281 	u32 hme_sw_rnge;
282 	u32 output_format;
283 	u32 timestamp_enab;
284 	u32 initial_pts_enab;
285 	u32 initial_pts;
286 };
287 
288 struct vpu_enc_static_params {
289 	u32 param_change;
290 	u32 gop_length;
291 	u32 rate_control_bitrate;
292 	u32 rate_control_bitrate_min;
293 	u32 rate_control_bitrate_max;
294 	u32 rate_control_content_models;
295 	u32 rate_control_iframe_maxsize;
296 	u32 rate_control_qp_init;
297 	u32 rate_control_islice_qp;
298 	u32 rate_control_pslice_qp;
299 	u32 rate_control_bslice_qp;
300 	u32 adaptive_quantization;
301 	u32 aq_variance;
302 	u32 cost_optimization;
303 	u32 fdlp_mode;
304 	u32 enable_isegbframes;
305 	u32 enable_adaptive_keyratio;
306 	u32 keyratio_imin;
307 	u32 keyratio_imax;
308 	u32 keyratio_pmin;
309 	u32 keyratio_pmax;
310 	u32 keyratio_bmin;
311 	u32 keyratio_bmax;
312 	s32 keyratio_istep;
313 	s32 keyratio_pstep;
314 	s32 keyratio_bstep;
315 	u32 enable_paff;
316 	u32 enable_b_frame_ref;
317 	u32 enable_adaptive_gop;
318 	u32 enable_closed_gop;
319 	u32 open_gop_refresh_freq;
320 	u32 enable_adaptive_sc;
321 	u32 enable_fade_detection;
322 	s32 fade_detection_threshold;
323 	u32 enable_repeat_b;
324 	u32 enable_low_delay_b;
325 };
326 
327 struct vpu_enc_dynamic_params {
328 	u32 param_change;
329 	u32 rows_per_slice;
330 	u32 mbaff_enable;
331 	u32 dbf_enable;
332 	u32 field_source;
333 	u32 gop_b_length;
334 	u32 mb_group_size;
335 	u32 cbr_rows_per_group;
336 	u32 skip_enable;
337 	u32 pts_bits_0_to_31;
338 	u32 pts_bit_32;
339 	u32 rm_expsv_cff;
340 	u32 const_ipred;
341 	s32 chr_qp_offset;
342 	u32 intra_mb_qp_offset;
343 	u32 h264_cabac_init_method;
344 	u32 h264_cabac_init_idc;
345 	u32 h264_cabac_enable;
346 	s32 alpha_c0_offset_div2;
347 	s32 beta_offset_div2;
348 	u32 intra_prefresh_y0;
349 	u32 intra_prefresh_y1;
350 	u32 dbg_dump_rec_src;
351 };
352 
353 struct vpu_enc_expert_mode_param {
354 	struct vpu_enc_calib_params calib_param;
355 	struct vpu_enc_config_params config_param;
356 	struct vpu_enc_static_params static_param;
357 	struct vpu_enc_dynamic_params dynamic_param;
358 };
359 
360 enum MEDIAIP_ENC_FMT {
361 	MEDIAIP_ENC_FMT_H264 = 0,
362 	MEDIAIP_ENC_FMT_VC1,
363 	MEDIAIP_ENC_FMT_MPEG2,
364 	MEDIAIP_ENC_FMT_MPEG4SP,
365 	MEDIAIP_ENC_FMT_H263,
366 	MEDIAIP_ENC_FMT_MPEG1,
367 	MEDIAIP_ENC_FMT_SHORT_HEADER,
368 	MEDIAIP_ENC_FMT_NULL
369 };
370 
371 enum MEDIAIP_ENC_PROFILE {
372 	MEDIAIP_ENC_PROF_MPEG2_SP = 0,
373 	MEDIAIP_ENC_PROF_MPEG2_MP,
374 	MEDIAIP_ENC_PROF_MPEG2_HP,
375 	MEDIAIP_ENC_PROF_H264_BP,
376 	MEDIAIP_ENC_PROF_H264_MP,
377 	MEDIAIP_ENC_PROF_H264_HP,
378 	MEDIAIP_ENC_PROF_MPEG4_SP,
379 	MEDIAIP_ENC_PROF_MPEG4_ASP,
380 	MEDIAIP_ENC_PROF_VC1_SP,
381 	MEDIAIP_ENC_PROF_VC1_MP,
382 	MEDIAIP_ENC_PROF_VC1_AP
383 };
384 
385 enum MEDIAIP_ENC_BITRATE_MODE {
386 	MEDIAIP_ENC_BITRATE_MODE_VBR          = 0x00000001,
387 	MEDIAIP_ENC_BITRATE_MODE_CBR          = 0x00000002,
388 	MEDIAIP_ENC_BITRATE_MODE_CONSTANT_QP  = 0x00000004
389 };
390 
391 struct vpu_enc_memory_resource {
392 	u32 phys;
393 	u32 virt;
394 	u32 size;
395 };
396 
397 struct vpu_enc_param {
398 	enum MEDIAIP_ENC_FMT codec_mode;
399 	enum MEDIAIP_ENC_PROFILE profile;
400 	u32 level;
401 
402 	struct vpu_enc_memory_resource enc_mem_desc;
403 
404 	u32 frame_rate;
405 	u32 src_stride;
406 	u32 src_width;
407 	u32 src_height;
408 	u32 src_offset_x;
409 	u32 src_offset_y;
410 	u32 src_crop_width;
411 	u32 src_crop_height;
412 	u32 out_width;
413 	u32 out_height;
414 	u32 iframe_interval;
415 	u32 bframes;
416 	u32 low_latency_mode;
417 
418 	enum MEDIAIP_ENC_BITRATE_MODE  bitrate_mode;
419 	u32 target_bitrate;
420 	u32 max_bitrate;
421 	u32 min_bitrate;
422 	u32 init_slice_qp;
423 };
424 
425 struct vpu_enc_mem_pool {
426 	struct vpu_enc_memory_resource enc_frames[WINDSOR_MAX_SRC_FRAMES];
427 	struct vpu_enc_memory_resource ref_frames[WINDSOR_MAX_REF_FRAMES];
428 	struct vpu_enc_memory_resource act_frame;
429 };
430 
431 struct vpu_enc_encoding_status {
432 	u32   frame_id;
433 	u32   error_flag;   //Error type
434 	u32   mb_y;
435 	u32   mb_x;
436 	u32   reserved[12];
437 
438 };
439 
440 struct vpu_enc_dsa_status {
441 	u32   frame_id;
442 	u32   dsa_cyle;
443 	u32   mb_y;
444 	u32   mb_x;
445 	u32   reserved[4];
446 };
447 
448 struct vpu_enc_ctrl {
449 	struct vpu_enc_yuv_desc *yuv_desc;
450 	struct vpu_rpc_buffer_desc *stream_desc;
451 	struct vpu_enc_expert_mode_param *expert;
452 	struct vpu_enc_param *param;
453 	struct vpu_enc_mem_pool *pool;
454 	struct vpu_enc_encoding_status *status;
455 	struct vpu_enc_dsa_status *dsa;
456 };
457 
458 struct vpu_enc_host_ctrls {
459 	struct vpu_enc_ctrl ctrls[VID_API_NUM_STREAMS];
460 };
461 
462 struct windsor_pic_info {
463 	u32 frame_id;
464 	u32 pic_encod_done;
465 	u32 pic_type;
466 	u32 skipped_frame;
467 	u32 error_flag;
468 	u32 psnr;
469 	u32 flush_done;
470 	u32 mb_y;
471 	u32 mb_x;
472 	u32 frame_size;
473 	u32 frame_enc_ttl_cycles;
474 	u32 frame_enc_ttl_frm_cycles;
475 	u32 frame_enc_ttl_slc_cycles;
476 	u32 frame_enc_ttl_enc_cycles;
477 	u32 frame_enc_ttl_hme_cycles;
478 	u32 frame_enc_ttl_dsa_cycles;
479 	u32 frame_enc_fw_cycles;
480 	u32 frame_crc;
481 	u32 num_interrupts_1;
482 	u32 num_interrupts_2;
483 	u32 poc;
484 	u32 ref_info;
485 	u32 pic_num;
486 	u32 pic_activity;
487 	u32 scene_change;
488 	u32 mb_stats;
489 	u32 enc_cache_count0;
490 	u32 enc_cache_count1;
491 	u32 mtl_wr_strb_cnt;
492 	u32 mtl_rd_strb_cnt;
493 	u32 str_buff_wptr;
494 	u32 diagnosticEvents;
495 	u32 proc_iacc_tot_rd_cnt;
496 	u32 proc_dacc_tot_rd_cnt;
497 	u32 proc_dacc_tot_wr_cnt;
498 	u32 proc_dacc_reg_rd_cnt;
499 	u32 proc_dacc_reg_wr_cnt;
500 	u32 proc_dacc_rng_rd_cnt;
501 	u32 proc_dacc_rng_wr_cnt;
502 	s32 tv_s;
503 	u32 tv_ns;
504 };
505 
506 u32 vpu_windsor_get_data_size(void)
507 {
508 	return sizeof(struct vpu_enc_host_ctrls);
509 }
510 
511 static struct vpu_enc_yuv_desc *get_yuv_desc(struct vpu_shared_addr *shared,
512 					     u32 instance)
513 {
514 	struct vpu_enc_host_ctrls *hcs = shared->priv;
515 
516 	return hcs->ctrls[instance].yuv_desc;
517 }
518 
519 static struct vpu_enc_mem_pool *get_mem_pool(struct vpu_shared_addr *shared,
520 					     u32 instance)
521 {
522 	struct vpu_enc_host_ctrls *hcs = shared->priv;
523 
524 	return hcs->ctrls[instance].pool;
525 }
526 
527 static struct vpu_rpc_buffer_desc *get_stream_buf_desc(struct vpu_shared_addr *shared,
528 						       u32 instance)
529 {
530 	struct vpu_enc_host_ctrls *hcs = shared->priv;
531 
532 	return hcs->ctrls[instance].stream_desc;
533 }
534 
535 static struct vpu_enc_expert_mode_param *get_expert_param(struct vpu_shared_addr *shared,
536 							  u32 instance)
537 {
538 	struct vpu_enc_host_ctrls *hcs = shared->priv;
539 
540 	return hcs->ctrls[instance].expert;
541 }
542 
543 static struct vpu_enc_param *get_enc_param(struct vpu_shared_addr *shared, u32 instance)
544 {
545 	struct vpu_enc_host_ctrls *hcs = shared->priv;
546 
547 	return hcs->ctrls[instance].param;
548 }
549 
550 static u32 get_ptr(u32 ptr)
551 {
552 	return (ptr | 0x80000000);
553 }
554 
555 void vpu_windsor_init_rpc(struct vpu_shared_addr *shared,
556 			  struct vpu_buffer *rpc, dma_addr_t boot_addr)
557 {
558 	unsigned long base_phy_addr;
559 	unsigned long phy_addr;
560 	unsigned long offset;
561 	struct windsor_iface *iface;
562 	struct windsor_ctrl_iface *ctrl;
563 	struct vpu_enc_host_ctrls *hcs;
564 	unsigned int i;
565 
566 	if (rpc->phys < boot_addr)
567 		return;
568 
569 	base_phy_addr = rpc->phys - boot_addr;
570 	iface = rpc->virt;
571 	shared->iface = iface;
572 	shared->boot_addr = boot_addr;
573 	hcs = shared->priv;
574 
575 	iface->exec_base_addr = base_phy_addr;
576 	iface->exec_area_size = rpc->length;
577 
578 	offset = sizeof(struct windsor_iface);
579 	phy_addr = base_phy_addr + offset;
580 	shared->cmd_desc = &iface->cmd_buffer_desc;
581 	shared->cmd_mem_vir = rpc->virt + offset;
582 	iface->cmd_buffer_desc.start =
583 	iface->cmd_buffer_desc.rptr =
584 	iface->cmd_buffer_desc.wptr = phy_addr;
585 	iface->cmd_buffer_desc.end = iface->cmd_buffer_desc.start + CMD_SIZE;
586 
587 	offset += CMD_SIZE;
588 	phy_addr = base_phy_addr + offset;
589 	shared->msg_desc = &iface->msg_buffer_desc;
590 	shared->msg_mem_vir = rpc->virt + offset;
591 	iface->msg_buffer_desc.start =
592 	iface->msg_buffer_desc.wptr =
593 	iface->msg_buffer_desc.rptr = phy_addr;
594 	iface->msg_buffer_desc.end = iface->msg_buffer_desc.start + MSG_SIZE;
595 
596 	offset += MSG_SIZE;
597 	for (i = 0; i < ARRAY_SIZE(iface->ctrl_iface); i++) {
598 		iface->ctrl_iface[i] = base_phy_addr + offset;
599 		offset += sizeof(struct windsor_ctrl_iface);
600 	}
601 	for (i = 0; i < ARRAY_SIZE(iface->ctrl_iface); i++) {
602 		ctrl = rpc->virt + (iface->ctrl_iface[i] - base_phy_addr);
603 
604 		ctrl->enc_yuv_buffer_desc = base_phy_addr + offset;
605 		hcs->ctrls[i].yuv_desc = rpc->virt + offset;
606 		offset += sizeof(struct vpu_enc_yuv_desc);
607 
608 		ctrl->enc_stream_buffer_desc = base_phy_addr + offset;
609 		hcs->ctrls[i].stream_desc = rpc->virt + offset;
610 		offset += sizeof(struct vpu_rpc_buffer_desc);
611 
612 		ctrl->enc_expert_mode_param = base_phy_addr + offset;
613 		hcs->ctrls[i].expert = rpc->virt + offset;
614 		offset += sizeof(struct vpu_enc_expert_mode_param);
615 
616 		ctrl->enc_param = base_phy_addr + offset;
617 		hcs->ctrls[i].param = rpc->virt + offset;
618 		offset += sizeof(struct vpu_enc_param);
619 
620 		ctrl->enc_mem_pool = base_phy_addr + offset;
621 		hcs->ctrls[i].pool = rpc->virt + offset;
622 		offset += sizeof(struct vpu_enc_mem_pool);
623 
624 		ctrl->enc_encoding_status = base_phy_addr + offset;
625 		hcs->ctrls[i].status = rpc->virt + offset;
626 		offset += sizeof(struct vpu_enc_encoding_status);
627 
628 		ctrl->enc_dsa_status = base_phy_addr + offset;
629 		hcs->ctrls[i].dsa = rpc->virt + offset;
630 		offset += sizeof(struct vpu_enc_dsa_status);
631 	}
632 
633 	rpc->bytesused = offset;
634 }
635 
636 void vpu_windsor_set_log_buf(struct vpu_shared_addr *shared, struct vpu_buffer *log)
637 {
638 	struct windsor_iface *iface = shared->iface;
639 
640 	iface->log_buffer_desc.start =
641 	iface->log_buffer_desc.wptr =
642 	iface->log_buffer_desc.rptr = log->phys - shared->boot_addr;
643 	iface->log_buffer_desc.end = iface->log_buffer_desc.start + log->length;
644 }
645 
646 void vpu_windsor_set_system_cfg(struct vpu_shared_addr *shared,
647 				u32 regs_base, void __iomem *regs, u32 core_id)
648 {
649 	struct windsor_iface *iface = shared->iface;
650 	struct vpu_rpc_system_config *config = &iface->system_config;
651 
652 	vpu_imx8q_set_system_cfg_common(config, regs_base, core_id);
653 }
654 
655 int vpu_windsor_get_stream_buffer_size(struct vpu_shared_addr *shared)
656 {
657 	return 0x300000;
658 }
659 
660 static struct vpu_pair windsor_cmds[] = {
661 	{VPU_CMD_ID_CONFIGURE_CODEC, GTB_ENC_CMD_CONFIGURE_CODEC},
662 	{VPU_CMD_ID_START, GTB_ENC_CMD_STREAM_START},
663 	{VPU_CMD_ID_STOP, GTB_ENC_CMD_STREAM_STOP},
664 	{VPU_CMD_ID_FRAME_ENCODE, GTB_ENC_CMD_FRAME_ENCODE},
665 	{VPU_CMD_ID_SNAPSHOT, GTB_ENC_CMD_SNAPSHOT},
666 	{VPU_CMD_ID_FIRM_RESET, GTB_ENC_CMD_FIRM_RESET},
667 	{VPU_CMD_ID_UPDATE_PARAMETER, GTB_ENC_CMD_PARAMETER_UPD},
668 	{VPU_CMD_ID_DEBUG, GTB_ENC_CMD_FW_STATUS}
669 };
670 
671 static struct vpu_pair windsor_msgs[] = {
672 	{VPU_MSG_ID_RESET_DONE, VID_API_ENC_EVENT_RESET_DONE},
673 	{VPU_MSG_ID_START_DONE, VID_API_ENC_EVENT_START_DONE},
674 	{VPU_MSG_ID_STOP_DONE, VID_API_ENC_EVENT_STOP_DONE},
675 	{VPU_MSG_ID_FRAME_INPUT_DONE, VID_API_ENC_EVENT_FRAME_INPUT_DONE},
676 	{VPU_MSG_ID_ENC_DONE, VID_API_ENC_EVENT_FRAME_DONE},
677 	{VPU_MSG_ID_FRAME_RELEASE, VID_API_ENC_EVENT_FRAME_RELEASE},
678 	{VPU_MSG_ID_MEM_REQUEST, VID_API_ENC_EVENT_MEM_REQUEST},
679 	{VPU_MSG_ID_PARAM_UPD_DONE, VID_API_ENC_EVENT_PARA_UPD_DONE},
680 	{VPU_MSG_ID_FIRMWARE_XCPT, VID_API_ENC_EVENT_FIRMWARE_XCPT},
681 };
682 
683 int vpu_windsor_pack_cmd(struct vpu_rpc_event *pkt, u32 index, u32 id, void *data)
684 {
685 	int ret;
686 
687 	ret = vpu_find_dst_by_src(windsor_cmds, ARRAY_SIZE(windsor_cmds), id);
688 	if (ret < 0)
689 		return ret;
690 	pkt->hdr.id = ret;
691 	pkt->hdr.num = 0;
692 	pkt->hdr.index = index;
693 	if (id == VPU_CMD_ID_FRAME_ENCODE) {
694 		s64 timestamp = *(s64 *)data;
695 		struct timespec64 ts = ns_to_timespec64(timestamp);
696 
697 		pkt->hdr.num = 2;
698 		pkt->data[0] = ts.tv_sec;
699 		pkt->data[1] = ts.tv_nsec;
700 	}
701 
702 	return 0;
703 }
704 
705 int vpu_windsor_convert_msg_id(u32 id)
706 {
707 	return vpu_find_src_by_dst(windsor_msgs, ARRAY_SIZE(windsor_msgs), id);
708 }
709 
710 static void vpu_windsor_unpack_pic_info(struct vpu_rpc_event *pkt, void *data)
711 {
712 	struct vpu_enc_pic_info *info = data;
713 	struct windsor_pic_info *windsor = (struct windsor_pic_info *)pkt->data;
714 	struct timespec64 ts = { windsor->tv_s, windsor->tv_ns };
715 
716 	info->frame_id = windsor->frame_id;
717 	switch (windsor->pic_type) {
718 	case MEDIAIP_ENC_PIC_TYPE_I_FRAME:
719 	case MEDIAIP_ENC_PIC_TYPE_IDR_FRAME:
720 		info->pic_type = V4L2_BUF_FLAG_KEYFRAME;
721 		break;
722 	case MEDIAIP_ENC_PIC_TYPE_P_FRAME:
723 		info->pic_type = V4L2_BUF_FLAG_PFRAME;
724 		break;
725 	case MEDIAIP_ENC_PIC_TYPE_B_FRAME:
726 		info->pic_type = V4L2_BUF_FLAG_BFRAME;
727 		break;
728 	default:
729 		break;
730 	}
731 	info->skipped_frame = windsor->skipped_frame;
732 	info->error_flag = windsor->error_flag;
733 	info->psnr = windsor->psnr;
734 	info->frame_size = windsor->frame_size;
735 	info->wptr = get_ptr(windsor->str_buff_wptr);
736 	info->crc = windsor->frame_crc;
737 	info->timestamp = timespec64_to_ns(&ts);
738 }
739 
740 static void vpu_windsor_unpack_mem_req(struct vpu_rpc_event *pkt, void *data)
741 {
742 	struct vpu_pkt_mem_req_data *req_data = data;
743 
744 	req_data->enc_frame_size = pkt->data[0];
745 	req_data->enc_frame_num = pkt->data[1];
746 	req_data->ref_frame_size = pkt->data[2];
747 	req_data->ref_frame_num = pkt->data[3];
748 	req_data->act_buf_size = pkt->data[4];
749 	req_data->act_buf_num = 1;
750 }
751 
752 int vpu_windsor_unpack_msg_data(struct vpu_rpc_event *pkt, void *data)
753 {
754 	if (!pkt || !data)
755 		return -EINVAL;
756 
757 	switch (pkt->hdr.id) {
758 	case VID_API_ENC_EVENT_FRAME_DONE:
759 		vpu_windsor_unpack_pic_info(pkt, data);
760 		break;
761 	case VID_API_ENC_EVENT_MEM_REQUEST:
762 		vpu_windsor_unpack_mem_req(pkt, data);
763 		break;
764 	case VID_API_ENC_EVENT_FRAME_RELEASE:
765 		*(u32 *)data = pkt->data[0];
766 		break;
767 	default:
768 		break;
769 	}
770 
771 	return 0;
772 }
773 
774 static int vpu_windsor_fill_yuv_frame(struct vpu_shared_addr *shared,
775 				      u32 instance,
776 				      struct vb2_buffer *vb)
777 {
778 	struct vpu_enc_yuv_desc *desc;
779 	struct vb2_v4l2_buffer *vbuf;
780 
781 	if (instance >= VID_API_NUM_STREAMS)
782 		return -EINVAL;
783 
784 	desc = get_yuv_desc(shared, instance);
785 
786 	vbuf = to_vb2_v4l2_buffer(vb);
787 	desc->frame_id = vbuf->sequence;
788 	if (vbuf->flags & V4L2_BUF_FLAG_KEYFRAME)
789 		desc->key_frame = 1;
790 	else
791 		desc->key_frame = 0;
792 	desc->luma_base = vpu_get_vb_phy_addr(vb, 0);
793 	desc->chroma_base = vpu_get_vb_phy_addr(vb, 1);
794 
795 	return 0;
796 }
797 
798 int vpu_windsor_input_frame(struct vpu_shared_addr *shared,
799 			    struct vpu_inst *inst, struct vb2_buffer *vb)
800 {
801 	vpu_windsor_fill_yuv_frame(shared, inst->id, vb);
802 	return vpu_session_encode_frame(inst, vb->timestamp);
803 }
804 
805 int vpu_windsor_config_memory_resource(struct vpu_shared_addr *shared,
806 				       u32 instance,
807 				       u32 type,
808 				       u32 index,
809 				       struct vpu_buffer *buf)
810 {
811 	struct vpu_enc_mem_pool *pool;
812 	struct vpu_enc_memory_resource *res;
813 
814 	if (instance >= VID_API_NUM_STREAMS)
815 		return -EINVAL;
816 
817 	pool = get_mem_pool(shared, instance);
818 
819 	switch (type) {
820 	case MEM_RES_ENC:
821 		if (index >= ARRAY_SIZE(pool->enc_frames))
822 			return -EINVAL;
823 		res = &pool->enc_frames[index];
824 		break;
825 	case MEM_RES_REF:
826 		if (index >= ARRAY_SIZE(pool->ref_frames))
827 			return -EINVAL;
828 		res = &pool->ref_frames[index];
829 		break;
830 	case MEM_RES_ACT:
831 		if (index)
832 			return -EINVAL;
833 		res = &pool->act_frame;
834 		break;
835 	default:
836 		return -EINVAL;
837 	}
838 
839 	res->phys = buf->phys;
840 	res->virt = buf->phys - shared->boot_addr;
841 	res->size = buf->length;
842 
843 	return 0;
844 }
845 
846 int vpu_windsor_config_stream_buffer(struct vpu_shared_addr *shared,
847 				     u32 instance,
848 				     struct vpu_buffer *buf)
849 {
850 	struct vpu_rpc_buffer_desc *desc;
851 	struct vpu_enc_expert_mode_param *expert;
852 
853 	desc = get_stream_buf_desc(shared, instance);
854 	expert = get_expert_param(shared, instance);
855 
856 	desc->start = buf->phys;
857 	desc->wptr = buf->phys;
858 	desc->rptr = buf->phys;
859 	desc->end = buf->phys + buf->length;
860 
861 	expert->calib_param.mem_chunk_phys_addr = 0;
862 	expert->calib_param.mem_chunk_virt_addr = 0;
863 	expert->calib_param.mem_chunk_size = 0;
864 	expert->calib_param.cb_base = buf->phys;
865 	expert->calib_param.cb_size = buf->length;
866 
867 	return 0;
868 }
869 
870 int vpu_windsor_update_stream_buffer(struct vpu_shared_addr *shared,
871 				     u32 instance, u32 ptr, bool write)
872 {
873 	struct vpu_rpc_buffer_desc *desc;
874 
875 	desc = get_stream_buf_desc(shared, instance);
876 
877 	/*update wptr/rptr after data is written or read*/
878 	mb();
879 	if (write)
880 		desc->wptr = ptr;
881 	else
882 		desc->rptr = ptr;
883 
884 	return 0;
885 }
886 
887 int vpu_windsor_get_stream_buffer_desc(struct vpu_shared_addr *shared,
888 				       u32 instance, struct vpu_rpc_buffer_desc *desc)
889 {
890 	struct vpu_rpc_buffer_desc *rpc_desc;
891 
892 	rpc_desc = get_stream_buf_desc(shared, instance);
893 	if (desc) {
894 		desc->wptr = get_ptr(rpc_desc->wptr);
895 		desc->rptr = get_ptr(rpc_desc->rptr);
896 		desc->start = get_ptr(rpc_desc->start);
897 		desc->end = get_ptr(rpc_desc->end);
898 	}
899 
900 	return 0;
901 }
902 
903 u32 vpu_windsor_get_version(struct vpu_shared_addr *shared)
904 {
905 	struct windsor_iface *iface = shared->iface;
906 
907 	return iface->fw_version;
908 }
909 
910 static int vpu_windsor_set_frame_rate(struct vpu_enc_expert_mode_param *expert,
911 				      struct vpu_encode_params *params)
912 {
913 	expert->config_param.frame_rate_num = params->frame_rate.numerator;
914 	expert->config_param.frame_rate_den = params->frame_rate.denominator;
915 
916 	return 0;
917 }
918 
919 static int vpu_windsor_set_format(struct vpu_enc_param *param, u32 pixelformat)
920 {
921 	switch (pixelformat) {
922 	case V4L2_PIX_FMT_H264:
923 		param->codec_mode = MEDIAIP_ENC_FMT_H264;
924 		break;
925 	default:
926 		return -EINVAL;
927 	}
928 
929 	return 0;
930 }
931 
932 static int vpu_windsor_set_profile(struct vpu_enc_param *param, u32 profile)
933 {
934 	switch (profile) {
935 	case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
936 		param->profile = MEDIAIP_ENC_PROF_H264_BP;
937 		break;
938 	case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
939 		param->profile = MEDIAIP_ENC_PROF_H264_MP;
940 		break;
941 	case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
942 		param->profile = MEDIAIP_ENC_PROF_H264_HP;
943 		break;
944 	default:
945 		return -EINVAL;
946 	}
947 
948 	return 0;
949 }
950 
951 static const u32 h264_level[] = {
952 	[V4L2_MPEG_VIDEO_H264_LEVEL_1_0] = 10,
953 	[V4L2_MPEG_VIDEO_H264_LEVEL_1B]  = 14,
954 	[V4L2_MPEG_VIDEO_H264_LEVEL_1_1] = 11,
955 	[V4L2_MPEG_VIDEO_H264_LEVEL_1_2] = 12,
956 	[V4L2_MPEG_VIDEO_H264_LEVEL_1_3] = 13,
957 	[V4L2_MPEG_VIDEO_H264_LEVEL_2_0] = 20,
958 	[V4L2_MPEG_VIDEO_H264_LEVEL_2_1] = 21,
959 	[V4L2_MPEG_VIDEO_H264_LEVEL_2_2] = 22,
960 	[V4L2_MPEG_VIDEO_H264_LEVEL_3_0] = 30,
961 	[V4L2_MPEG_VIDEO_H264_LEVEL_3_1] = 31,
962 	[V4L2_MPEG_VIDEO_H264_LEVEL_3_2] = 32,
963 	[V4L2_MPEG_VIDEO_H264_LEVEL_4_0] = 40,
964 	[V4L2_MPEG_VIDEO_H264_LEVEL_4_1] = 41,
965 	[V4L2_MPEG_VIDEO_H264_LEVEL_4_2] = 42,
966 	[V4L2_MPEG_VIDEO_H264_LEVEL_5_0] = 50,
967 	[V4L2_MPEG_VIDEO_H264_LEVEL_5_1] = 51
968 };
969 
970 static int vpu_windsor_set_level(struct vpu_enc_param *param, u32 level)
971 {
972 	if (level >= ARRAY_SIZE(h264_level))
973 		return -EINVAL;
974 
975 	param->level = h264_level[level];
976 
977 	return 0;
978 }
979 
980 static int vpu_windsor_set_size(struct vpu_enc_param *windsor,
981 				struct vpu_encode_params *params)
982 {
983 	windsor->src_stride = params->src_stride;
984 	windsor->src_width = params->src_width;
985 	windsor->src_height = params->src_height;
986 	windsor->src_offset_x = params->crop.left;
987 	windsor->src_offset_y = params->crop.top;
988 	windsor->src_crop_width = params->crop.width;
989 	windsor->src_crop_height = params->crop.height;
990 	windsor->out_width = params->out_width;
991 	windsor->out_height = params->out_height;
992 
993 	return 0;
994 }
995 
996 static int vpu_windsor_set_gop(struct vpu_enc_param *param, u32 gop)
997 {
998 	param->iframe_interval = gop;
999 
1000 	return 0;
1001 }
1002 
1003 static int vpu_windsor_set_bframes(struct vpu_enc_param *param, u32 bframes)
1004 {
1005 	if (bframes) {
1006 		param->low_latency_mode = 0;
1007 		param->bframes = bframes;
1008 	} else {
1009 		param->low_latency_mode = 1;
1010 		param->bframes = 0;
1011 	}
1012 
1013 	return 0;
1014 }
1015 
1016 static int vpu_windsor_set_bitrate_mode(struct vpu_enc_param *param, u32 rc_enable, u32 mode)
1017 {
1018 	if (!rc_enable)
1019 		param->bitrate_mode = MEDIAIP_ENC_BITRATE_MODE_CONSTANT_QP;
1020 	else if (mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
1021 		param->bitrate_mode = MEDIAIP_ENC_BITRATE_MODE_VBR;
1022 	else
1023 		param->bitrate_mode = MEDIAIP_ENC_BITRATE_MODE_CBR;
1024 
1025 	return 0;
1026 }
1027 
1028 static u32 vpu_windsor_bitrate(u32 bitrate)
1029 {
1030 	return DIV_ROUND_CLOSEST(bitrate, WINDSOR_BITRATE_UNIT);
1031 }
1032 
1033 static int vpu_windsor_set_bitrate(struct vpu_enc_param *windsor,
1034 				   struct vpu_encode_params *params)
1035 {
1036 	windsor->target_bitrate = vpu_windsor_bitrate(params->bitrate);
1037 	windsor->min_bitrate = vpu_windsor_bitrate(params->bitrate_min);
1038 	windsor->max_bitrate = vpu_windsor_bitrate(params->bitrate_max);
1039 
1040 	return 0;
1041 }
1042 
1043 static int vpu_windsor_set_qp(struct vpu_enc_expert_mode_param *expert,
1044 			      struct vpu_encode_params *params)
1045 {
1046 	expert->static_param.rate_control_islice_qp = params->i_frame_qp;
1047 	expert->static_param.rate_control_pslice_qp = params->p_frame_qp;
1048 	expert->static_param.rate_control_bslice_qp = params->b_frame_qp;
1049 
1050 	return 0;
1051 }
1052 
1053 static int vpu_windsor_set_sar(struct vpu_enc_expert_mode_param *expert,
1054 			       struct vpu_encode_params *params)
1055 {
1056 	expert->config_param.h264_aspect_ratio_present = params->sar.enable;
1057 	if (params->sar.idc == V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED)
1058 		expert->config_param.aspect_ratio = WINDSOR_H264_EXTENDED_SAR;
1059 	else
1060 		expert->config_param.aspect_ratio = params->sar.idc;
1061 	expert->config_param.h264_aspect_ratio_sar_width = params->sar.width;
1062 	expert->config_param.h264_aspect_ratio_sar_height = params->sar.height;
1063 
1064 	return 0;
1065 }
1066 
1067 static int vpu_windsor_set_color(struct vpu_enc_expert_mode_param *expert,
1068 				 struct vpu_encode_params *params)
1069 {
1070 	expert->config_param.h264_video_type_present = 1;
1071 	expert->config_param.h264_video_format = 5;
1072 	expert->config_param.h264_video_colour_descriptor = 1;
1073 	expert->config_param.h264_video_colour_primaries =
1074 		vpu_color_cvrt_primaries_v2i(params->color.primaries);
1075 	expert->config_param.h264_video_transfer_char =
1076 		vpu_color_cvrt_transfers_v2i(params->color.transfer);
1077 	expert->config_param.h264_video_matrix_coeff =
1078 		vpu_color_cvrt_matrix_v2i(params->color.matrix);
1079 	expert->config_param.h264_video_full_range =
1080 		vpu_color_cvrt_full_range_v2i(params->color.full_range);
1081 	return 0;
1082 }
1083 
1084 static int vpu_windsor_update_bitrate(struct vpu_shared_addr *shared,
1085 				      u32 instance, struct vpu_encode_params *params)
1086 {
1087 	struct vpu_enc_param *windsor;
1088 	struct vpu_enc_expert_mode_param *expert;
1089 
1090 	windsor = get_enc_param(shared, instance);
1091 	expert = get_expert_param(shared, instance);
1092 
1093 	if (windsor->bitrate_mode != MEDIAIP_ENC_BITRATE_MODE_CBR)
1094 		return 0;
1095 	if (!params->rc_enable)
1096 		return 0;
1097 	if (vpu_windsor_bitrate(params->bitrate) == windsor->target_bitrate)
1098 		return 0;
1099 
1100 	vpu_windsor_set_bitrate(windsor, params);
1101 	expert->static_param.rate_control_bitrate = windsor->target_bitrate;
1102 	expert->static_param.rate_control_bitrate_min = windsor->min_bitrate;
1103 	expert->static_param.rate_control_bitrate_max = windsor->max_bitrate;
1104 
1105 	return 0;
1106 }
1107 
1108 static int vpu_windsor_set_params(struct vpu_shared_addr *shared,
1109 				  u32 instance, struct vpu_encode_params *params)
1110 {
1111 	struct vpu_enc_param *windsor;
1112 	int ret;
1113 
1114 	windsor = get_enc_param(shared, instance);
1115 
1116 	if (params->input_format != V4L2_PIX_FMT_NV12 &&
1117 	    params->input_format != V4L2_PIX_FMT_NV12M)
1118 		return -EINVAL;
1119 
1120 	ret = vpu_windsor_set_format(windsor, params->codec_format);
1121 	if (ret)
1122 		return ret;
1123 	vpu_windsor_set_profile(windsor, params->profile);
1124 	vpu_windsor_set_level(windsor, params->level);
1125 	vpu_windsor_set_size(windsor, params);
1126 	vpu_windsor_set_gop(windsor, params->gop_length);
1127 	vpu_windsor_set_bframes(windsor, params->bframes);
1128 	vpu_windsor_set_bitrate_mode(windsor, params->rc_enable, params->rc_mode);
1129 	vpu_windsor_set_bitrate(windsor, params);
1130 	windsor->init_slice_qp = params->i_frame_qp;
1131 
1132 	if (!params->frame_rate.numerator)
1133 		return -EINVAL;
1134 	windsor->frame_rate = params->frame_rate.denominator / params->frame_rate.numerator;
1135 
1136 	return 0;
1137 }
1138 
1139 static int vpu_windsor_update_params(struct vpu_shared_addr *shared,
1140 				     u32 instance, struct vpu_encode_params *params)
1141 {
1142 	struct vpu_enc_expert_mode_param *expert;
1143 
1144 	expert = get_expert_param(shared, instance);
1145 
1146 	vpu_windsor_set_frame_rate(expert, params);
1147 	vpu_windsor_set_qp(expert, params);
1148 	vpu_windsor_set_sar(expert, params);
1149 	vpu_windsor_set_color(expert, params);
1150 	vpu_windsor_update_bitrate(shared, instance, params);
1151 	/*expert->config_param.iac_sc_threshold = 0;*/
1152 
1153 	return 0;
1154 }
1155 
1156 int vpu_windsor_set_encode_params(struct vpu_shared_addr *shared,
1157 				  u32 instance, struct vpu_encode_params *params, u32 update)
1158 {
1159 	if (!params)
1160 		return -EINVAL;
1161 
1162 	if (!update)
1163 		return vpu_windsor_set_params(shared, instance, params);
1164 	else
1165 		return vpu_windsor_update_params(shared, instance, params);
1166 }
1167 
1168 u32 vpu_windsor_get_max_instance_count(struct vpu_shared_addr *shared)
1169 {
1170 	struct windsor_iface *iface = shared->iface;
1171 
1172 	return iface->max_streams;
1173 }
1174