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/platform_device.h>
13 #include <linux/delay.h>
14 #include <linux/rational.h>
15 #include <linux/time64.h>
16 #include <media/videobuf2-v4l2.h>
17 #include <media/videobuf2-dma-contig.h>
18 #include <linux/videodev2.h>
19 #include "vpu.h"
20 #include "vpu_rpc.h"
21 #include "vpu_defs.h"
22 #include "vpu_helpers.h"
23 #include "vpu_v4l2.h"
24 #include "vpu_cmds.h"
25 #include "vpu_imx8q.h"
26 #include "vpu_malone.h"
27 
28 #define CMD_SIZE			25600
29 #define MSG_SIZE			25600
30 #define CODEC_SIZE			0x1000
31 #define JPEG_SIZE			0x1000
32 #define SEQ_SIZE			0x1000
33 #define GOP_SIZE			0x1000
34 #define PIC_SIZE			0x1000
35 #define QMETER_SIZE			0x1000
36 #define DBGLOG_SIZE			0x10000
37 #define DEBUG_SIZE			0x80000
38 #define ENG_SIZE			0x1000
39 #define MALONE_SKIPPED_FRAME_ID		0x555
40 
41 #define MALONE_ALIGN_MBI		0x800
42 #define MALONE_DCP_CHUNK_BIT		16
43 #define MALONE_DCP_SIZE_MAX		0x3000000
44 #define MALONE_DCP_SIZE_MIN		0x100000
45 #define MALONE_DCP_FIXED_MB_ALLOC	250
46 
47 #define CONFIG_SET(val, cfg, pos, mask)		\
48 		(*(cfg) |= (((val) << (pos)) & (mask)))
49 //x means source data , y means destination data
50 #define STREAM_CONFIG_FORMAT_SET(x, y)		CONFIG_SET(x, y, 0, 0x0000000F)
51 #define STREAM_CONFIG_STRBUFIDX_SET(x, y)	CONFIG_SET(x, y, 8, 0x00000300)
52 #define STREAM_CONFIG_NOSEQ_SET(x, y)		CONFIG_SET(x, y, 10, 0x00000400)
53 #define STREAM_CONFIG_DEBLOCK_SET(x, y)		CONFIG_SET(x, y, 11, 0x00000800)
54 #define STREAM_CONFIG_DERING_SET(x, y)		CONFIG_SET(x, y, 12, 0x00001000)
55 #define STREAM_CONFIG_IBWAIT_SET(x, y)		CONFIG_SET(x, y, 13, 0x00002000)
56 #define STREAM_CONFIG_FBC_SET(x, y)		CONFIG_SET(x, y, 14, 0x00004000)
57 #define STREAM_CONFIG_PLAY_MODE_SET(x, y)	CONFIG_SET(x, y, 16, 0x00030000)
58 #define STREAM_CONFIG_ENABLE_DCP_SET(x, y)	CONFIG_SET(x, y, 20, 0x00100000)
59 #define STREAM_CONFIG_NUM_STR_BUF_SET(x, y)	CONFIG_SET(x, y, 21, 0x00600000)
60 #define STREAM_CONFIG_MALONE_USAGE_SET(x, y)	CONFIG_SET(x, y, 23, 0x01800000)
61 #define STREAM_CONFIG_MULTI_VID_SET(x, y)	CONFIG_SET(x, y, 25, 0x02000000)
62 #define STREAM_CONFIG_OBFUSC_EN_SET(x, y)	CONFIG_SET(x, y, 26, 0x04000000)
63 #define STREAM_CONFIG_RC4_EN_SET(x, y)		CONFIG_SET(x, y, 27, 0x08000000)
64 #define STREAM_CONFIG_MCX_SET(x, y)		CONFIG_SET(x, y, 28, 0x10000000)
65 #define STREAM_CONFIG_PES_SET(x, y)		CONFIG_SET(x, y, 29, 0x20000000)
66 #define STREAM_CONFIG_NUM_DBE_SET(x, y)		CONFIG_SET(x, y, 30, 0x40000000)
67 #define STREAM_CONFIG_FS_CTRL_MODE_SET(x, y)	CONFIG_SET(x, y, 31, 0x80000000)
68 
69 #define MALONE_DEC_FMT_RV_MASK			BIT(21)
70 
71 enum vpu_malone_stream_input_mode {
72 	INVALID_MODE = 0,
73 	FRAME_LVL,
74 	NON_FRAME_LVL
75 };
76 
77 enum vpu_malone_format {
78 	MALONE_FMT_NULL = 0x0,
79 	MALONE_FMT_AVC  = 0x1,
80 	MALONE_FMT_MP2  = 0x2,
81 	MALONE_FMT_VC1  = 0x3,
82 	MALONE_FMT_AVS  = 0x4,
83 	MALONE_FMT_ASP  = 0x5,
84 	MALONE_FMT_JPG  = 0x6,
85 	MALONE_FMT_RV   = 0x7,
86 	MALONE_FMT_VP6  = 0x8,
87 	MALONE_FMT_SPK  = 0x9,
88 	MALONE_FMT_VP8  = 0xA,
89 	MALONE_FMT_HEVC = 0xB,
90 	MALONE_FMT_LAST = MALONE_FMT_HEVC
91 };
92 
93 enum {
94 	VID_API_CMD_NULL              = 0x00,
95 	VID_API_CMD_PARSE_NEXT_SEQ    = 0x01,
96 	VID_API_CMD_PARSE_NEXT_I      = 0x02,
97 	VID_API_CMD_PARSE_NEXT_IP     = 0x03,
98 	VID_API_CMD_PARSE_NEXT_ANY    = 0x04,
99 	VID_API_CMD_DEC_PIC           = 0x05,
100 	VID_API_CMD_UPDATE_ES_WR_PTR  = 0x06,
101 	VID_API_CMD_UPDATE_ES_RD_PTR  = 0x07,
102 	VID_API_CMD_UPDATE_UDATA      = 0x08,
103 	VID_API_CMD_GET_FSINFO        = 0x09,
104 	VID_API_CMD_SKIP_PIC          = 0x0a,
105 	VID_API_CMD_DEC_CHUNK         = 0x0b,
106 	VID_API_CMD_START             = 0x10,
107 	VID_API_CMD_STOP              = 0x11,
108 	VID_API_CMD_ABORT             = 0x12,
109 	VID_API_CMD_RST_BUF           = 0x13,
110 	VID_API_CMD_FS_RELEASE        = 0x15,
111 	VID_API_CMD_MEM_REGION_ATTACH = 0x16,
112 	VID_API_CMD_MEM_REGION_DETACH = 0x17,
113 	VID_API_CMD_MVC_VIEW_SELECT   = 0x18,
114 	VID_API_CMD_FS_ALLOC          = 0x19,
115 	VID_API_CMD_DBG_GET_STATUS    = 0x1C,
116 	VID_API_CMD_DBG_START_LOG     = 0x1D,
117 	VID_API_CMD_DBG_STOP_LOG      = 0x1E,
118 	VID_API_CMD_DBG_DUMP_LOG      = 0x1F,
119 	VID_API_CMD_YUV_READY         = 0x20,
120 	VID_API_CMD_TS                = 0x21,
121 
122 	VID_API_CMD_FIRM_RESET        = 0x40,
123 
124 	VID_API_CMD_SNAPSHOT          = 0xAA,
125 	VID_API_CMD_ROLL_SNAPSHOT     = 0xAB,
126 	VID_API_CMD_LOCK_SCHEDULER    = 0xAC,
127 	VID_API_CMD_UNLOCK_SCHEDULER  = 0xAD,
128 	VID_API_CMD_CQ_FIFO_DUMP      = 0xAE,
129 	VID_API_CMD_DBG_FIFO_DUMP     = 0xAF,
130 	VID_API_CMD_SVC_ILP           = 0xBB,
131 	VID_API_CMD_FW_STATUS         = 0xF0,
132 	VID_API_CMD_INVALID           = 0xFF
133 };
134 
135 enum {
136 	VID_API_EVENT_NULL			= 0x00,
137 	VID_API_EVENT_RESET_DONE		= 0x01,
138 	VID_API_EVENT_SEQ_HDR_FOUND		= 0x02,
139 	VID_API_EVENT_PIC_HDR_FOUND		= 0x03,
140 	VID_API_EVENT_PIC_DECODED		= 0x04,
141 	VID_API_EVENT_FIFO_LOW			= 0x05,
142 	VID_API_EVENT_FIFO_HIGH			= 0x06,
143 	VID_API_EVENT_FIFO_EMPTY		= 0x07,
144 	VID_API_EVENT_FIFO_FULL			= 0x08,
145 	VID_API_EVENT_BS_ERROR			= 0x09,
146 	VID_API_EVENT_UDATA_FIFO_UPTD		= 0x0A,
147 	VID_API_EVENT_RES_CHANGE		= 0x0B,
148 	VID_API_EVENT_FIFO_OVF			= 0x0C,
149 	VID_API_EVENT_CHUNK_DECODED		= 0x0D,
150 	VID_API_EVENT_REQ_FRAME_BUFF		= 0x10,
151 	VID_API_EVENT_FRAME_BUFF_RDY		= 0x11,
152 	VID_API_EVENT_REL_FRAME_BUFF		= 0x12,
153 	VID_API_EVENT_STR_BUF_RST		= 0x13,
154 	VID_API_EVENT_RET_PING			= 0x14,
155 	VID_API_EVENT_QMETER			= 0x15,
156 	VID_API_EVENT_STR_FMT_CHANGE		= 0x16,
157 	VID_API_EVENT_FIRMWARE_XCPT		= 0x17,
158 	VID_API_EVENT_START_DONE		= 0x18,
159 	VID_API_EVENT_STOPPED			= 0x19,
160 	VID_API_EVENT_ABORT_DONE		= 0x1A,
161 	VID_API_EVENT_FINISHED			= 0x1B,
162 	VID_API_EVENT_DBG_STAT_UPDATE		= 0x1C,
163 	VID_API_EVENT_DBG_LOG_STARTED		= 0x1D,
164 	VID_API_EVENT_DBG_LOG_STOPPED		= 0x1E,
165 	VID_API_EVENT_DBG_LOG_UPDATED		= 0x1F,
166 	VID_API_EVENT_DBG_MSG_DEC		= 0x20,
167 	VID_API_EVENT_DEC_SC_ERR		= 0x21,
168 	VID_API_EVENT_CQ_FIFO_DUMP		= 0x22,
169 	VID_API_EVENT_DBG_FIFO_DUMP		= 0x23,
170 	VID_API_EVENT_DEC_CHECK_RES		= 0x24,
171 	VID_API_EVENT_DEC_CFG_INFO		= 0x25,
172 	VID_API_EVENT_UNSUPPORTED_STREAM	= 0x26,
173 	VID_API_EVENT_PIC_SKIPPED		= 0x27,
174 	VID_API_EVENT_STR_SUSPENDED		= 0x30,
175 	VID_API_EVENT_SNAPSHOT_DONE		= 0x40,
176 	VID_API_EVENT_FW_STATUS                 = 0xF0,
177 	VID_API_EVENT_INVALID			= 0xFF
178 };
179 
180 struct vpu_malone_buffer_desc {
181 	struct vpu_rpc_buffer_desc buffer;
182 	u32 low;
183 	u32 high;
184 };
185 
186 struct vpu_malone_str_buffer {
187 	u32 wptr;
188 	u32 rptr;
189 	u32 start;
190 	u32 end;
191 	u32 lwm;
192 };
193 
194 struct vpu_malone_picth_info {
195 	u32 frame_pitch;
196 };
197 
198 struct vpu_malone_table_desc {
199 	u32 array_base;
200 	u32 size;
201 };
202 
203 struct vpu_malone_dbglog_desc {
204 	u32 addr;
205 	u32 size;
206 	u32 level;
207 	u32 reserved;
208 };
209 
210 struct vpu_malone_frame_buffer {
211 	u32 addr;
212 	u32 size;
213 };
214 
215 struct vpu_malone_udata {
216 	u32 base;
217 	u32 total_size;
218 	u32 slot_size;
219 };
220 
221 struct vpu_malone_buffer_info {
222 	u32 stream_input_mode;
223 	u32 stream_pic_input_count;
224 	u32 stream_pic_parsed_count;
225 	u32 stream_buffer_threshold;
226 	u32 stream_pic_end_flag;
227 };
228 
229 struct vpu_malone_encrypt_info {
230 	u32 rec4key[8];
231 	u32 obfusc;
232 };
233 
234 struct malone_iface {
235 	u32 exec_base_addr;
236 	u32 exec_area_size;
237 	struct vpu_malone_buffer_desc cmd_buffer_desc;
238 	struct vpu_malone_buffer_desc msg_buffer_desc;
239 	u32 cmd_int_enable[VID_API_NUM_STREAMS];
240 	struct vpu_malone_picth_info stream_pitch_info[VID_API_NUM_STREAMS];
241 	u32 stream_config[VID_API_NUM_STREAMS];
242 	struct vpu_malone_table_desc codec_param_tab_desc;
243 	struct vpu_malone_table_desc jpeg_param_tab_desc;
244 	u32 stream_buffer_desc[VID_API_NUM_STREAMS][VID_API_MAX_BUF_PER_STR];
245 	struct vpu_malone_table_desc seq_info_tab_desc;
246 	struct vpu_malone_table_desc pic_info_tab_desc;
247 	struct vpu_malone_table_desc gop_info_tab_desc;
248 	struct vpu_malone_table_desc qmeter_info_tab_desc;
249 	u32 stream_error[VID_API_NUM_STREAMS];
250 	u32 fw_version;
251 	u32 fw_offset;
252 	u32 max_streams;
253 	struct vpu_malone_dbglog_desc dbglog_desc;
254 	struct vpu_rpc_buffer_desc api_cmd_buffer_desc[VID_API_NUM_STREAMS];
255 	struct vpu_malone_udata udata_buffer[VID_API_NUM_STREAMS];
256 	struct vpu_malone_buffer_desc debug_buffer_desc;
257 	struct vpu_malone_buffer_desc eng_access_buff_desc[VID_API_NUM_STREAMS];
258 	u32 encrypt_info[VID_API_NUM_STREAMS];
259 	struct vpu_rpc_system_config system_cfg;
260 	u32 api_version;
261 	struct vpu_malone_buffer_info stream_buff_info[VID_API_NUM_STREAMS];
262 };
263 
264 struct malone_jpg_params {
265 	u32 rotation_angle;
266 	u32 horiz_scale_factor;
267 	u32 vert_scale_factor;
268 	u32 rotation_mode;
269 	u32 rgb_mode;
270 	u32 chunk_mode; /* 0 ~ 1 */
271 	u32 last_chunk; /* 0 ~ 1 */
272 	u32 chunk_rows; /* 0 ~ 255 */
273 	u32 num_bytes;
274 	u32 jpg_crop_x;
275 	u32 jpg_crop_y;
276 	u32 jpg_crop_width;
277 	u32 jpg_crop_height;
278 	u32 jpg_mjpeg_mode;
279 	u32 jpg_mjpeg_interlaced;
280 };
281 
282 struct malone_codec_params {
283 	u32 disp_imm;
284 	u32 fourcc;
285 	u32 codec_version;
286 	u32 frame_rate;
287 	u32 dbglog_enable;
288 	u32 bsdma_lwm;
289 	u32 bbd_coring;
290 	u32 bbd_s_thr_row;
291 	u32 bbd_p_thr_row;
292 	u32 bbd_s_thr_logo_row;
293 	u32 bbd_p_thr_logo_row;
294 	u32 bbd_s_thr_col;
295 	u32 bbd_p_thr_col;
296 	u32 bbd_chr_thr_row;
297 	u32 bbd_chr_thr_col;
298 	u32 bbd_uv_mid_level;
299 	u32 bbd_excl_win_mb_left;
300 	u32 bbd_excl_win_mb_right;
301 };
302 
303 struct malone_padding_scode {
304 	u32 scode_type;
305 	u32 pixelformat;
306 	u32 data[2];
307 };
308 
309 struct malone_fmt_mapping {
310 	u32 pixelformat;
311 	enum vpu_malone_format malone_format;
312 	u32 is_disabled;
313 };
314 
315 struct malone_scode_t {
316 	struct vpu_inst *inst;
317 	struct vb2_buffer *vb;
318 	u32 wptr;
319 	u32 need_data;
320 };
321 
322 struct malone_scode_handler {
323 	u32 pixelformat;
324 	int (*insert_scode_seq)(struct malone_scode_t *scode);
325 	int (*insert_scode_pic)(struct malone_scode_t *scode);
326 };
327 
328 struct vpu_dec_ctrl {
329 	struct malone_codec_params *codec_param;
330 	struct malone_jpg_params *jpg;
331 	void *seq_mem;
332 	void *pic_mem;
333 	void *gop_mem;
334 	void *qmeter_mem;
335 	void *dbglog_mem;
336 	struct vpu_malone_str_buffer __iomem *str_buf[VID_API_NUM_STREAMS];
337 	u32 buf_addr[VID_API_NUM_STREAMS];
338 };
339 
340 u32 vpu_malone_get_data_size(void)
341 {
342 	return sizeof(struct vpu_dec_ctrl);
343 }
344 
345 void vpu_malone_init_rpc(struct vpu_shared_addr *shared,
346 			 struct vpu_buffer *rpc, dma_addr_t boot_addr)
347 {
348 	struct malone_iface *iface;
349 	struct vpu_dec_ctrl *hc;
350 	unsigned long base_phy_addr;
351 	unsigned long phy_addr;
352 	unsigned long offset;
353 	unsigned int i;
354 
355 	if (rpc->phys < boot_addr)
356 		return;
357 
358 	iface = rpc->virt;
359 	base_phy_addr = rpc->phys - boot_addr;
360 	hc = shared->priv;
361 
362 	shared->iface = iface;
363 	shared->boot_addr = boot_addr;
364 
365 	iface->exec_base_addr = base_phy_addr;
366 	iface->exec_area_size = rpc->length;
367 
368 	offset = sizeof(struct malone_iface);
369 	phy_addr = base_phy_addr + offset;
370 
371 	shared->cmd_desc = &iface->cmd_buffer_desc.buffer;
372 	shared->cmd_mem_vir = rpc->virt + offset;
373 	iface->cmd_buffer_desc.buffer.start =
374 	iface->cmd_buffer_desc.buffer.rptr =
375 	iface->cmd_buffer_desc.buffer.wptr = phy_addr;
376 	iface->cmd_buffer_desc.buffer.end = iface->cmd_buffer_desc.buffer.start + CMD_SIZE;
377 	offset += CMD_SIZE;
378 	phy_addr = base_phy_addr + offset;
379 
380 	shared->msg_desc = &iface->msg_buffer_desc.buffer;
381 	shared->msg_mem_vir = rpc->virt + offset;
382 	iface->msg_buffer_desc.buffer.start =
383 	iface->msg_buffer_desc.buffer.wptr =
384 	iface->msg_buffer_desc.buffer.rptr = phy_addr;
385 	iface->msg_buffer_desc.buffer.end = iface->msg_buffer_desc.buffer.start + MSG_SIZE;
386 	offset += MSG_SIZE;
387 	phy_addr = base_phy_addr + offset;
388 
389 	iface->codec_param_tab_desc.array_base = phy_addr;
390 	hc->codec_param = rpc->virt + offset;
391 	offset += CODEC_SIZE;
392 	phy_addr = base_phy_addr + offset;
393 
394 	iface->jpeg_param_tab_desc.array_base = phy_addr;
395 	hc->jpg = rpc->virt + offset;
396 	offset += JPEG_SIZE;
397 	phy_addr = base_phy_addr + offset;
398 
399 	iface->seq_info_tab_desc.array_base = phy_addr;
400 	hc->seq_mem = rpc->virt + offset;
401 	offset += SEQ_SIZE;
402 	phy_addr = base_phy_addr + offset;
403 
404 	iface->pic_info_tab_desc.array_base = phy_addr;
405 	hc->pic_mem = rpc->virt + offset;
406 	offset += PIC_SIZE;
407 	phy_addr = base_phy_addr + offset;
408 
409 	iface->gop_info_tab_desc.array_base = phy_addr;
410 	hc->gop_mem = rpc->virt + offset;
411 	offset += GOP_SIZE;
412 	phy_addr = base_phy_addr + offset;
413 
414 	iface->qmeter_info_tab_desc.array_base = phy_addr;
415 	hc->qmeter_mem = rpc->virt + offset;
416 	offset += QMETER_SIZE;
417 	phy_addr = base_phy_addr + offset;
418 
419 	iface->dbglog_desc.addr = phy_addr;
420 	iface->dbglog_desc.size = DBGLOG_SIZE;
421 	hc->dbglog_mem = rpc->virt + offset;
422 	offset += DBGLOG_SIZE;
423 	phy_addr = base_phy_addr + offset;
424 
425 	for (i = 0; i < VID_API_NUM_STREAMS; i++) {
426 		iface->eng_access_buff_desc[i].buffer.start =
427 		iface->eng_access_buff_desc[i].buffer.wptr =
428 		iface->eng_access_buff_desc[i].buffer.rptr = phy_addr;
429 		iface->eng_access_buff_desc[i].buffer.end =
430 			iface->eng_access_buff_desc[i].buffer.start + ENG_SIZE;
431 		offset += ENG_SIZE;
432 		phy_addr = base_phy_addr + offset;
433 	}
434 
435 	for (i = 0; i < VID_API_NUM_STREAMS; i++) {
436 		iface->encrypt_info[i] = phy_addr;
437 		offset += sizeof(struct vpu_malone_encrypt_info);
438 		phy_addr = base_phy_addr + offset;
439 	}
440 
441 	rpc->bytesused = offset;
442 }
443 
444 void vpu_malone_set_log_buf(struct vpu_shared_addr *shared,
445 			    struct vpu_buffer *log)
446 {
447 	struct malone_iface *iface = shared->iface;
448 
449 	iface->debug_buffer_desc.buffer.start =
450 	iface->debug_buffer_desc.buffer.wptr =
451 	iface->debug_buffer_desc.buffer.rptr = log->phys - shared->boot_addr;
452 	iface->debug_buffer_desc.buffer.end = iface->debug_buffer_desc.buffer.start + log->length;
453 }
454 
455 static u32 get_str_buffer_offset(u32 instance)
456 {
457 	return DEC_MFD_XREG_SLV_BASE + MFD_MCX + MFD_MCX_OFF * instance;
458 }
459 
460 void vpu_malone_set_system_cfg(struct vpu_shared_addr *shared,
461 			       u32 regs_base, void __iomem *regs, u32 core_id)
462 {
463 	struct malone_iface *iface = shared->iface;
464 	struct vpu_rpc_system_config *config = &iface->system_cfg;
465 	struct vpu_dec_ctrl *hc = shared->priv;
466 	int i;
467 
468 	vpu_imx8q_set_system_cfg_common(config, regs_base, core_id);
469 	for (i = 0; i < VID_API_NUM_STREAMS; i++) {
470 		u32 offset = get_str_buffer_offset(i);
471 
472 		hc->buf_addr[i] = regs_base + offset;
473 		hc->str_buf[i] = regs + offset;
474 	}
475 }
476 
477 u32 vpu_malone_get_version(struct vpu_shared_addr *shared)
478 {
479 	struct malone_iface *iface = shared->iface;
480 
481 	vpu_malone_enable_format(V4L2_PIX_FMT_RV30, iface->fw_version & MALONE_DEC_FMT_RV_MASK);
482 	vpu_malone_enable_format(V4L2_PIX_FMT_RV40, iface->fw_version & MALONE_DEC_FMT_RV_MASK);
483 
484 	return iface->fw_version;
485 }
486 
487 int vpu_malone_get_stream_buffer_size(struct vpu_shared_addr *shared)
488 {
489 	return 0xc00000;
490 }
491 
492 int vpu_malone_config_stream_buffer(struct vpu_shared_addr *shared,
493 				    u32 instance,
494 				    struct vpu_buffer *buf)
495 {
496 	struct malone_iface *iface = shared->iface;
497 	struct vpu_dec_ctrl *hc = shared->priv;
498 	struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[instance];
499 
500 	writel(buf->phys, &str_buf->start);
501 	writel(buf->phys, &str_buf->rptr);
502 	writel(buf->phys, &str_buf->wptr);
503 	writel(buf->phys + buf->length, &str_buf->end);
504 	writel(0x1, &str_buf->lwm);
505 
506 	iface->stream_buffer_desc[instance][0] = hc->buf_addr[instance];
507 
508 	return 0;
509 }
510 
511 int vpu_malone_get_stream_buffer_desc(struct vpu_shared_addr *shared,
512 				      u32 instance,
513 				      struct vpu_rpc_buffer_desc *desc)
514 {
515 	struct vpu_dec_ctrl *hc = shared->priv;
516 	struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[instance];
517 
518 	if (desc) {
519 		desc->wptr = readl(&str_buf->wptr);
520 		desc->rptr = readl(&str_buf->rptr);
521 		desc->start = readl(&str_buf->start);
522 		desc->end = readl(&str_buf->end);
523 	}
524 
525 	return 0;
526 }
527 
528 static void vpu_malone_update_wptr(struct vpu_malone_str_buffer __iomem *str_buf, u32 wptr)
529 {
530 	/*update wptr after data is written*/
531 	mb();
532 	writel(wptr, &str_buf->wptr);
533 }
534 
535 static void vpu_malone_update_rptr(struct vpu_malone_str_buffer __iomem *str_buf, u32 rptr)
536 {
537 	/*update rptr after data is read*/
538 	mb();
539 	writel(rptr, &str_buf->rptr);
540 }
541 
542 int vpu_malone_update_stream_buffer(struct vpu_shared_addr *shared,
543 				    u32 instance, u32 ptr, bool write)
544 {
545 	struct vpu_dec_ctrl *hc = shared->priv;
546 	struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[instance];
547 
548 	if (write)
549 		vpu_malone_update_wptr(str_buf, ptr);
550 	else
551 		vpu_malone_update_rptr(str_buf, ptr);
552 
553 	return 0;
554 }
555 
556 static struct malone_fmt_mapping fmt_mappings[] = {
557 	{V4L2_PIX_FMT_H264,        MALONE_FMT_AVC},
558 	{V4L2_PIX_FMT_H264_MVC,    MALONE_FMT_AVC},
559 	{V4L2_PIX_FMT_HEVC,        MALONE_FMT_HEVC},
560 	{V4L2_PIX_FMT_VC1_ANNEX_G, MALONE_FMT_VC1},
561 	{V4L2_PIX_FMT_VC1_ANNEX_L, MALONE_FMT_VC1},
562 	{V4L2_PIX_FMT_MPEG2,       MALONE_FMT_MP2},
563 	{V4L2_PIX_FMT_MPEG4,       MALONE_FMT_ASP},
564 	{V4L2_PIX_FMT_XVID,        MALONE_FMT_ASP},
565 	{V4L2_PIX_FMT_H263,        MALONE_FMT_ASP},
566 	{V4L2_PIX_FMT_JPEG,        MALONE_FMT_JPG},
567 	{V4L2_PIX_FMT_VP8,         MALONE_FMT_VP8},
568 	{V4L2_PIX_FMT_SPK,         MALONE_FMT_SPK},
569 	{V4L2_PIX_FMT_RV30,        MALONE_FMT_RV},
570 	{V4L2_PIX_FMT_RV40,        MALONE_FMT_RV},
571 };
572 
573 void vpu_malone_enable_format(u32 pixelformat, int enable)
574 {
575 	u32 i;
576 
577 	for (i = 0; i < ARRAY_SIZE(fmt_mappings); i++) {
578 		if (pixelformat == fmt_mappings[i].pixelformat) {
579 			fmt_mappings[i].is_disabled = enable ? 0 : 1;
580 			return;
581 		}
582 	}
583 }
584 
585 static enum vpu_malone_format vpu_malone_format_remap(u32 pixelformat)
586 {
587 	u32 i;
588 
589 	for (i = 0; i < ARRAY_SIZE(fmt_mappings); i++) {
590 		if (fmt_mappings[i].is_disabled)
591 			continue;
592 		if (pixelformat == fmt_mappings[i].pixelformat)
593 			return fmt_mappings[i].malone_format;
594 	}
595 
596 	return MALONE_FMT_NULL;
597 }
598 
599 bool vpu_malone_check_fmt(enum vpu_core_type type, u32 pixelfmt)
600 {
601 	if (!vpu_imx8q_check_fmt(type, pixelfmt))
602 		return false;
603 
604 	if (pixelfmt == V4L2_PIX_FMT_NV12_8L128 || pixelfmt == V4L2_PIX_FMT_NV12_10BE_8L128 ||
605 	    pixelfmt == V4L2_PIX_FMT_NV12M_8L128 || pixelfmt == V4L2_PIX_FMT_NV12M_10BE_8L128)
606 		return true;
607 	if (vpu_malone_format_remap(pixelfmt) == MALONE_FMT_NULL)
608 		return false;
609 
610 	return true;
611 }
612 
613 static void vpu_malone_set_stream_cfg(struct vpu_shared_addr *shared,
614 				      u32 instance,
615 				      enum vpu_malone_format malone_format)
616 {
617 	struct malone_iface *iface = shared->iface;
618 	u32 *curr_str_cfg = &iface->stream_config[instance];
619 
620 	*curr_str_cfg = 0;
621 	STREAM_CONFIG_FORMAT_SET(malone_format, curr_str_cfg);
622 	STREAM_CONFIG_STRBUFIDX_SET(0, curr_str_cfg);
623 	STREAM_CONFIG_NOSEQ_SET(0, curr_str_cfg);
624 	STREAM_CONFIG_DEBLOCK_SET(0, curr_str_cfg);
625 	STREAM_CONFIG_DERING_SET(0, curr_str_cfg);
626 	STREAM_CONFIG_PLAY_MODE_SET(0x3, curr_str_cfg);
627 	STREAM_CONFIG_FS_CTRL_MODE_SET(0x1, curr_str_cfg);
628 	STREAM_CONFIG_ENABLE_DCP_SET(1, curr_str_cfg);
629 	STREAM_CONFIG_NUM_STR_BUF_SET(1, curr_str_cfg);
630 	STREAM_CONFIG_MALONE_USAGE_SET(1, curr_str_cfg);
631 	STREAM_CONFIG_MULTI_VID_SET(0, curr_str_cfg);
632 	STREAM_CONFIG_OBFUSC_EN_SET(0, curr_str_cfg);
633 	STREAM_CONFIG_RC4_EN_SET(0, curr_str_cfg);
634 	STREAM_CONFIG_MCX_SET(1, curr_str_cfg);
635 	STREAM_CONFIG_PES_SET(0, curr_str_cfg);
636 	STREAM_CONFIG_NUM_DBE_SET(1, curr_str_cfg);
637 }
638 
639 static int vpu_malone_set_params(struct vpu_shared_addr *shared,
640 				 u32 instance,
641 				 struct vpu_decode_params *params)
642 {
643 	struct malone_iface *iface = shared->iface;
644 	struct vpu_dec_ctrl *hc = shared->priv;
645 	enum vpu_malone_format malone_format;
646 
647 	malone_format = vpu_malone_format_remap(params->codec_format);
648 	if (WARN_ON(malone_format == MALONE_FMT_NULL))
649 		return -EINVAL;
650 	iface->udata_buffer[instance].base = params->udata.base;
651 	iface->udata_buffer[instance].slot_size = params->udata.size;
652 
653 	vpu_malone_set_stream_cfg(shared, instance, malone_format);
654 
655 	if (malone_format == MALONE_FMT_JPG) {
656 		//1:JPGD_MJPEG_MODE_A; 2:JPGD_MJPEG_MODE_B
657 		hc->jpg[instance].jpg_mjpeg_mode = 1;
658 		//0: JPGD_MJPEG_PROGRESSIVE
659 		hc->jpg[instance].jpg_mjpeg_interlaced = 0;
660 	}
661 
662 	hc->codec_param[instance].disp_imm = params->display_delay_enable ? 1 : 0;
663 	if (malone_format != MALONE_FMT_AVC)
664 		hc->codec_param[instance].disp_imm = 0;
665 	hc->codec_param[instance].dbglog_enable = 0;
666 	iface->dbglog_desc.level = 0;
667 
668 	if (params->b_non_frame)
669 		iface->stream_buff_info[instance].stream_input_mode = NON_FRAME_LVL;
670 	else
671 		iface->stream_buff_info[instance].stream_input_mode = FRAME_LVL;
672 	iface->stream_buff_info[instance].stream_buffer_threshold = 0;
673 	iface->stream_buff_info[instance].stream_pic_input_count = 0;
674 
675 	return 0;
676 }
677 
678 static bool vpu_malone_is_non_frame_mode(struct vpu_shared_addr *shared, u32 instance)
679 {
680 	struct malone_iface *iface = shared->iface;
681 
682 	if (iface->stream_buff_info[instance].stream_input_mode == NON_FRAME_LVL)
683 		return true;
684 
685 	return false;
686 }
687 
688 static int vpu_malone_update_params(struct vpu_shared_addr *shared,
689 				    u32 instance,
690 				    struct vpu_decode_params *params)
691 {
692 	struct malone_iface *iface = shared->iface;
693 
694 	if (params->end_flag)
695 		iface->stream_buff_info[instance].stream_pic_end_flag = params->end_flag;
696 	params->end_flag = 0;
697 
698 	return 0;
699 }
700 
701 int vpu_malone_set_decode_params(struct vpu_shared_addr *shared,
702 				 u32 instance,
703 				 struct vpu_decode_params *params,
704 				 u32 update)
705 {
706 	if (!params)
707 		return -EINVAL;
708 
709 	if (!update)
710 		return vpu_malone_set_params(shared, instance, params);
711 	else
712 		return vpu_malone_update_params(shared, instance, params);
713 }
714 
715 static struct vpu_pair malone_cmds[] = {
716 	{VPU_CMD_ID_NOOP, VID_API_CMD_NULL},
717 	{VPU_CMD_ID_START, VID_API_CMD_START},
718 	{VPU_CMD_ID_STOP, VID_API_CMD_STOP},
719 	{VPU_CMD_ID_ABORT, VID_API_CMD_ABORT},
720 	{VPU_CMD_ID_RST_BUF, VID_API_CMD_RST_BUF},
721 	{VPU_CMD_ID_SNAPSHOT, VID_API_CMD_SNAPSHOT},
722 	{VPU_CMD_ID_FIRM_RESET, VID_API_CMD_FIRM_RESET},
723 	{VPU_CMD_ID_FS_ALLOC, VID_API_CMD_FS_ALLOC},
724 	{VPU_CMD_ID_FS_RELEASE, VID_API_CMD_FS_RELEASE},
725 	{VPU_CMD_ID_TIMESTAMP, VID_API_CMD_TS},
726 	{VPU_CMD_ID_DEBUG, VID_API_CMD_FW_STATUS},
727 };
728 
729 static struct vpu_pair malone_msgs[] = {
730 	{VPU_MSG_ID_RESET_DONE, VID_API_EVENT_RESET_DONE},
731 	{VPU_MSG_ID_START_DONE, VID_API_EVENT_START_DONE},
732 	{VPU_MSG_ID_STOP_DONE, VID_API_EVENT_STOPPED},
733 	{VPU_MSG_ID_ABORT_DONE, VID_API_EVENT_ABORT_DONE},
734 	{VPU_MSG_ID_BUF_RST, VID_API_EVENT_STR_BUF_RST},
735 	{VPU_MSG_ID_PIC_EOS, VID_API_EVENT_FINISHED},
736 	{VPU_MSG_ID_SEQ_HDR_FOUND, VID_API_EVENT_SEQ_HDR_FOUND},
737 	{VPU_MSG_ID_RES_CHANGE, VID_API_EVENT_RES_CHANGE},
738 	{VPU_MSG_ID_PIC_HDR_FOUND, VID_API_EVENT_PIC_HDR_FOUND},
739 	{VPU_MSG_ID_PIC_DECODED, VID_API_EVENT_PIC_DECODED},
740 	{VPU_MSG_ID_DEC_DONE, VID_API_EVENT_FRAME_BUFF_RDY},
741 	{VPU_MSG_ID_FRAME_REQ, VID_API_EVENT_REQ_FRAME_BUFF},
742 	{VPU_MSG_ID_FRAME_RELEASE, VID_API_EVENT_REL_FRAME_BUFF},
743 	{VPU_MSG_ID_FIFO_LOW, VID_API_EVENT_FIFO_LOW},
744 	{VPU_MSG_ID_BS_ERROR, VID_API_EVENT_BS_ERROR},
745 	{VPU_MSG_ID_UNSUPPORTED, VID_API_EVENT_UNSUPPORTED_STREAM},
746 	{VPU_MSG_ID_FIRMWARE_XCPT, VID_API_EVENT_FIRMWARE_XCPT},
747 	{VPU_MSG_ID_PIC_SKIPPED, VID_API_EVENT_PIC_SKIPPED},
748 	{VPU_MSG_ID_DBG_MSG, VID_API_EVENT_DBG_MSG_DEC},
749 };
750 
751 static void vpu_malone_pack_fs_alloc(struct vpu_rpc_event *pkt,
752 				     struct vpu_fs_info *fs)
753 {
754 	const u32 fs_type[] = {
755 		[MEM_RES_FRAME] = 0,
756 		[MEM_RES_MBI] = 1,
757 		[MEM_RES_DCP] = 2,
758 	};
759 
760 	pkt->hdr.num = 7;
761 	pkt->data[0] = fs->id | (fs->tag << 24);
762 	pkt->data[1] = fs->luma_addr;
763 	if (fs->type == MEM_RES_FRAME) {
764 		/*
765 		 * if luma_addr equal to chroma_addr,
766 		 * means luma(plane[0]) and chromau(plane[1]) used the
767 		 * same fd -- usage of NXP codec2. Need to manually
768 		 * offset chroma addr.
769 		 */
770 		if (fs->luma_addr == fs->chroma_addr)
771 			fs->chroma_addr = fs->luma_addr + fs->luma_size;
772 		pkt->data[2] = fs->luma_addr + fs->luma_size / 2;
773 		pkt->data[3] = fs->chroma_addr;
774 		pkt->data[4] = fs->chroma_addr + fs->chromau_size / 2;
775 		pkt->data[5] = fs->bytesperline;
776 	} else {
777 		pkt->data[2] = fs->luma_size;
778 		pkt->data[3] = 0;
779 		pkt->data[4] = 0;
780 		pkt->data[5] = 0;
781 	}
782 	pkt->data[6] = fs_type[fs->type];
783 }
784 
785 static void vpu_malone_pack_fs_release(struct vpu_rpc_event *pkt,
786 				       struct vpu_fs_info *fs)
787 {
788 	pkt->hdr.num = 1;
789 	pkt->data[0] = fs->id | (fs->tag << 24);
790 }
791 
792 static void vpu_malone_pack_timestamp(struct vpu_rpc_event *pkt,
793 				      struct vpu_ts_info *info)
794 {
795 	struct timespec64 ts = ns_to_timespec64(info->timestamp);
796 
797 	pkt->hdr.num = 3;
798 
799 	pkt->data[0] = ts.tv_sec;
800 	pkt->data[1] = ts.tv_nsec;
801 	pkt->data[2] = info->size;
802 }
803 
804 int vpu_malone_pack_cmd(struct vpu_rpc_event *pkt, u32 index, u32 id, void *data)
805 {
806 	int ret;
807 
808 	ret = vpu_find_dst_by_src(malone_cmds, ARRAY_SIZE(malone_cmds), id);
809 	if (ret < 0)
810 		return ret;
811 
812 	pkt->hdr.id = ret;
813 	pkt->hdr.num = 0;
814 	pkt->hdr.index = index;
815 
816 	switch (id) {
817 	case VPU_CMD_ID_FS_ALLOC:
818 		vpu_malone_pack_fs_alloc(pkt, data);
819 		break;
820 	case VPU_CMD_ID_FS_RELEASE:
821 		vpu_malone_pack_fs_release(pkt, data);
822 		break;
823 	case VPU_CMD_ID_TIMESTAMP:
824 		vpu_malone_pack_timestamp(pkt, data);
825 		break;
826 	}
827 
828 	pkt->hdr.index = index;
829 	return 0;
830 }
831 
832 int vpu_malone_convert_msg_id(u32 id)
833 {
834 	return vpu_find_src_by_dst(malone_msgs, ARRAY_SIZE(malone_msgs), id);
835 }
836 
837 static void vpu_malone_fill_planes(struct vpu_dec_codec_info *info)
838 {
839 	u32 interlaced = info->progressive ? 0 : 1;
840 
841 	info->bytesperline[0] = 0;
842 	info->sizeimage[0] = vpu_helper_get_plane_size(info->pixfmt,
843 						       info->decoded_width,
844 						       info->decoded_height,
845 						       0,
846 						       info->stride,
847 						       interlaced,
848 						       &info->bytesperline[0]);
849 	info->bytesperline[1] = 0;
850 	info->sizeimage[1] = vpu_helper_get_plane_size(info->pixfmt,
851 						       info->decoded_width,
852 						       info->decoded_height,
853 						       1,
854 						       info->stride,
855 						       interlaced,
856 						       &info->bytesperline[1]);
857 }
858 
859 static void vpu_malone_init_seq_hdr(struct vpu_dec_codec_info *info)
860 {
861 	u32 chunks = info->num_dfe_area >> MALONE_DCP_CHUNK_BIT;
862 
863 	vpu_malone_fill_planes(info);
864 
865 	info->mbi_size = (info->sizeimage[0] + info->sizeimage[1]) >> 2;
866 	info->mbi_size = ALIGN(info->mbi_size, MALONE_ALIGN_MBI);
867 
868 	info->dcp_size = MALONE_DCP_SIZE_MAX;
869 	if (chunks) {
870 		u32 mb_num;
871 		u32 mb_w;
872 		u32 mb_h;
873 
874 		mb_w = DIV_ROUND_UP(info->decoded_width, 16);
875 		mb_h = DIV_ROUND_UP(info->decoded_height, 16);
876 		mb_num = mb_w * mb_h;
877 		info->dcp_size = mb_num * MALONE_DCP_FIXED_MB_ALLOC * chunks;
878 		info->dcp_size = clamp_t(u32, info->dcp_size,
879 					 MALONE_DCP_SIZE_MIN, MALONE_DCP_SIZE_MAX);
880 	}
881 }
882 
883 static void vpu_malone_unpack_seq_hdr(struct vpu_rpc_event *pkt,
884 				      struct vpu_dec_codec_info *info)
885 {
886 	info->num_ref_frms = pkt->data[0];
887 	info->num_dpb_frms = pkt->data[1];
888 	info->num_dfe_area = pkt->data[2];
889 	info->progressive = pkt->data[3];
890 	info->width = pkt->data[5];
891 	info->height = pkt->data[4];
892 	info->decoded_width = pkt->data[12];
893 	info->decoded_height = pkt->data[11];
894 	info->frame_rate.numerator = 1000;
895 	info->frame_rate.denominator = pkt->data[8];
896 	info->dsp_asp_ratio = pkt->data[9];
897 	info->level_idc = pkt->data[10];
898 	info->bit_depth_luma = pkt->data[13];
899 	info->bit_depth_chroma = pkt->data[14];
900 	info->chroma_fmt = pkt->data[15];
901 	info->color_primaries = vpu_color_cvrt_primaries_i2v(pkt->data[16]);
902 	info->transfer_chars = vpu_color_cvrt_transfers_i2v(pkt->data[17]);
903 	info->matrix_coeffs = vpu_color_cvrt_matrix_i2v(pkt->data[18]);
904 	info->full_range = vpu_color_cvrt_full_range_i2v(pkt->data[19]);
905 	info->vui_present = pkt->data[20];
906 	info->mvc_num_views = pkt->data[21];
907 	info->offset_x = pkt->data[23];
908 	info->offset_y = pkt->data[25];
909 	info->tag = pkt->data[27];
910 	if (info->bit_depth_luma > 8)
911 		info->pixfmt = V4L2_PIX_FMT_NV12M_10BE_8L128;
912 	else
913 		info->pixfmt = V4L2_PIX_FMT_NV12M_8L128;
914 	if (info->frame_rate.numerator && info->frame_rate.denominator) {
915 		unsigned long n, d;
916 
917 		rational_best_approximation(info->frame_rate.numerator,
918 					    info->frame_rate.denominator,
919 					    info->frame_rate.numerator,
920 					    info->frame_rate.denominator,
921 					    &n, &d);
922 		info->frame_rate.numerator = n;
923 		info->frame_rate.denominator = d;
924 	}
925 	vpu_malone_init_seq_hdr(info);
926 }
927 
928 static void vpu_malone_unpack_pic_info(struct vpu_rpc_event *pkt,
929 				       struct vpu_dec_pic_info *info)
930 {
931 	info->id = pkt->data[7];
932 	info->luma = pkt->data[0];
933 	info->start = pkt->data[10];
934 	info->end = pkt->data[12];
935 	info->pic_size = pkt->data[11];
936 	info->stride = pkt->data[5];
937 	info->consumed_count = pkt->data[13];
938 	if (info->id == MALONE_SKIPPED_FRAME_ID)
939 		info->skipped = 1;
940 	else
941 		info->skipped = 0;
942 }
943 
944 static void vpu_malone_unpack_req_frame(struct vpu_rpc_event *pkt,
945 					struct vpu_fs_info *info)
946 {
947 	info->type = pkt->data[1];
948 }
949 
950 static void vpu_malone_unpack_rel_frame(struct vpu_rpc_event *pkt,
951 					struct vpu_fs_info *info)
952 {
953 	info->id = pkt->data[0];
954 	info->type = pkt->data[1];
955 	info->not_displayed = pkt->data[2];
956 }
957 
958 static void vpu_malone_unpack_buff_rdy(struct vpu_rpc_event *pkt,
959 				       struct vpu_dec_pic_info *info)
960 {
961 	struct timespec64 ts = { pkt->data[9], pkt->data[10] };
962 
963 	info->id = pkt->data[0];
964 	info->luma = pkt->data[1];
965 	info->stride = pkt->data[3];
966 	if (info->id == MALONE_SKIPPED_FRAME_ID)
967 		info->skipped = 1;
968 	else
969 		info->skipped = 0;
970 
971 	info->timestamp = timespec64_to_ns(&ts);
972 }
973 
974 int vpu_malone_unpack_msg_data(struct vpu_rpc_event *pkt, void *data)
975 {
976 	if (!pkt || !data)
977 		return -EINVAL;
978 
979 	switch (pkt->hdr.id) {
980 	case VID_API_EVENT_SEQ_HDR_FOUND:
981 		vpu_malone_unpack_seq_hdr(pkt, data);
982 		break;
983 	case VID_API_EVENT_PIC_DECODED:
984 		vpu_malone_unpack_pic_info(pkt, data);
985 		break;
986 	case VID_API_EVENT_REQ_FRAME_BUFF:
987 		vpu_malone_unpack_req_frame(pkt, data);
988 		break;
989 	case VID_API_EVENT_REL_FRAME_BUFF:
990 		vpu_malone_unpack_rel_frame(pkt, data);
991 		break;
992 	case VID_API_EVENT_FRAME_BUFF_RDY:
993 		vpu_malone_unpack_buff_rdy(pkt, data);
994 		break;
995 	}
996 
997 	return 0;
998 }
999 
1000 static const struct malone_padding_scode padding_scodes[] = {
1001 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_H264,        {0x0B010000, 0}},
1002 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_H264_MVC,    {0x0B010000, 0}},
1003 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_HEVC,        {0x4A010000, 0x20}},
1004 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_VC1_ANNEX_G, {0x0a010000, 0x0}},
1005 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_VC1_ANNEX_L, {0x0a010000, 0x0}},
1006 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_MPEG2,       {0xCC010000, 0x0}},
1007 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_MPEG4,       {0xb1010000, 0x0}},
1008 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_XVID,        {0xb1010000, 0x0}},
1009 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_H263,        {0xb1010000, 0x0}},
1010 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_VP8,         {0x34010000, 0x0}},
1011 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_SPK,         {0x34010000, 0x0}},
1012 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_RV30,        {0x34010000, 0x0}},
1013 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_RV40,        {0x34010000, 0x0}},
1014 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_JPEG,        {0xefff0000, 0x0}},
1015 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H264,        {0x0B010000, 0}},
1016 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H264_MVC,    {0x0B010000, 0}},
1017 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_HEVC,        {0x4A010000, 0x20}},
1018 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_VC1_ANNEX_G, {0x0a010000, 0x0}},
1019 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_VC1_ANNEX_L, {0x0a010000, 0x0}},
1020 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_MPEG2,       {0xb7010000, 0x0}},
1021 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_MPEG4,       {0xb1010000, 0x0}},
1022 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_XVID,        {0xb1010000, 0x0}},
1023 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_H263,        {0xb1010000, 0x0}},
1024 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_VP8,         {0x34010000, 0x0}},
1025 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_SPK,         {0x34010000, 0x0}},
1026 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_RV30,        {0x34010000, 0x0}},
1027 	{SCODE_PADDING_ABORT,    V4L2_PIX_FMT_RV40,        {0x34010000, 0x0}},
1028 	{SCODE_PADDING_EOS,      V4L2_PIX_FMT_JPEG,        {0x0, 0x0}},
1029 	{SCODE_PADDING_BUFFLUSH, V4L2_PIX_FMT_H264,        {0x15010000, 0x0}},
1030 	{SCODE_PADDING_BUFFLUSH, V4L2_PIX_FMT_H264_MVC,    {0x15010000, 0x0}},
1031 };
1032 
1033 static const struct malone_padding_scode padding_scode_dft = {0x0, 0x0};
1034 
1035 static const struct malone_padding_scode *get_padding_scode(u32 type, u32 fmt)
1036 {
1037 	const struct malone_padding_scode *s;
1038 	int i;
1039 
1040 	for (i = 0; i < ARRAY_SIZE(padding_scodes); i++) {
1041 		s = &padding_scodes[i];
1042 
1043 		if (s->scode_type == type && s->pixelformat == fmt)
1044 			return s;
1045 	}
1046 
1047 	if (type != SCODE_PADDING_BUFFLUSH)
1048 		return &padding_scode_dft;
1049 
1050 	return NULL;
1051 }
1052 
1053 static int vpu_malone_add_padding_scode(struct vpu_buffer *stream_buffer,
1054 					struct vpu_malone_str_buffer __iomem *str_buf,
1055 					u32 pixelformat, u32 scode_type)
1056 {
1057 	u32 wptr;
1058 	int size;
1059 	int total_size = 0;
1060 	const struct malone_padding_scode *ps;
1061 	const u32 padding_size = 4096;
1062 	int ret;
1063 
1064 	ps = get_padding_scode(scode_type, pixelformat);
1065 	if (!ps)
1066 		return -EINVAL;
1067 
1068 	wptr = readl(&str_buf->wptr);
1069 	if (wptr < stream_buffer->phys || wptr > stream_buffer->phys + stream_buffer->length)
1070 		return -EINVAL;
1071 	if (wptr == stream_buffer->phys + stream_buffer->length)
1072 		wptr = stream_buffer->phys;
1073 	size = ALIGN(wptr, 4) - wptr;
1074 	if (size)
1075 		vpu_helper_memset_stream_buffer(stream_buffer, &wptr, 0, size);
1076 	total_size += size;
1077 
1078 	size = sizeof(ps->data);
1079 	ret = vpu_helper_copy_to_stream_buffer(stream_buffer, &wptr, size, (void *)ps->data);
1080 	if (ret < 0)
1081 		return -EINVAL;
1082 	total_size += size;
1083 
1084 	size = padding_size - sizeof(ps->data);
1085 	vpu_helper_memset_stream_buffer(stream_buffer, &wptr, 0, size);
1086 	total_size += size;
1087 
1088 	vpu_malone_update_wptr(str_buf, wptr);
1089 	return total_size;
1090 }
1091 
1092 int vpu_malone_add_scode(struct vpu_shared_addr *shared,
1093 			 u32 instance,
1094 			 struct vpu_buffer *stream_buffer,
1095 			 u32 pixelformat,
1096 			 u32 scode_type)
1097 {
1098 	struct vpu_dec_ctrl *hc = shared->priv;
1099 	struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[instance];
1100 	int ret = -EINVAL;
1101 
1102 	switch (scode_type) {
1103 	case SCODE_PADDING_EOS:
1104 	case SCODE_PADDING_ABORT:
1105 	case SCODE_PADDING_BUFFLUSH:
1106 		ret = vpu_malone_add_padding_scode(stream_buffer, str_buf, pixelformat, scode_type);
1107 		break;
1108 	default:
1109 		break;
1110 	}
1111 
1112 	return ret;
1113 }
1114 
1115 #define MALONE_PAYLOAD_HEADER_SIZE		16
1116 #define MALONE_CODEC_VERSION_ID			0x1
1117 #define MALONE_CODEC_ID_VC1_SIMPLE		0x10
1118 #define MALONE_CODEC_ID_VC1_MAIN		0x11
1119 #define MALONE_CODEC_ID_ARV8			0x28
1120 #define MALONE_CODEC_ID_ARV9			0x29
1121 #define MALONE_CODEC_ID_VP6			0x36
1122 #define MALONE_CODEC_ID_VP8			0x36
1123 #define MALONE_CODEC_ID_DIVX3			0x38
1124 #define MALONE_CODEC_ID_SPK			0x39
1125 
1126 #define MALONE_VP8_IVF_SEQ_HEADER_LEN		32
1127 #define MALONE_VP8_IVF_FRAME_HEADER_LEN		8
1128 
1129 #define MALONE_VC1_RCV_CODEC_V1_VERSION		0x85
1130 #define MALONE_VC1_RCV_CODEC_V2_VERSION		0xC5
1131 #define MALONE_VC1_RCV_NUM_FRAMES		0xFF
1132 #define MALONE_VC1_RCV_SEQ_EXT_DATA_SIZE	4
1133 #define MALONE_VC1_RCV_SEQ_HEADER_LEN		20
1134 #define MALONE_VC1_RCV_PIC_HEADER_LEN		4
1135 #define MALONE_VC1_NAL_HEADER_LEN		4
1136 #define MALONE_VC1_CONTAIN_NAL(data)		(((data) & 0x00FFFFFF) == 0x00010000)
1137 
1138 static void set_payload_hdr(u8 *dst, u32 scd_type, u32 codec_id,
1139 			    u32 buffer_size, u32 width, u32 height)
1140 {
1141 	unsigned int payload_size;
1142 	/* payload_size = buffer_size + itself_size(16) - start_code(4) */
1143 	payload_size = buffer_size + 12;
1144 
1145 	dst[0] = 0x00;
1146 	dst[1] = 0x00;
1147 	dst[2] = 0x01;
1148 	dst[3] = scd_type;
1149 
1150 	/* length */
1151 	dst[4] = ((payload_size >> 16) & 0xff);
1152 	dst[5] = ((payload_size >> 8) & 0xff);
1153 	dst[6] = 0x4e;
1154 	dst[7] = ((payload_size >> 0) & 0xff);
1155 
1156 	/* Codec ID and Version */
1157 	dst[8] = codec_id;
1158 	dst[9] = MALONE_CODEC_VERSION_ID;
1159 
1160 	/* width */
1161 	dst[10] = ((width >> 8) & 0xff);
1162 	dst[11] = ((width >> 0) & 0xff);
1163 	dst[12] = 0x58;
1164 
1165 	/* height */
1166 	dst[13] = ((height >> 8) & 0xff);
1167 	dst[14] = ((height >> 0) & 0xff);
1168 	dst[15] = 0x50;
1169 }
1170 
1171 static void set_vp8_ivf_seqhdr(u8 *dst, u32 width, u32 height)
1172 {
1173 	/* 0-3byte signature "DKIF" */
1174 	dst[0] = 0x44;
1175 	dst[1] = 0x4b;
1176 	dst[2] = 0x49;
1177 	dst[3] = 0x46;
1178 	/* 4-5byte version: should be 0*/
1179 	dst[4] = 0x00;
1180 	dst[5] = 0x00;
1181 	/* 6-7 length of Header */
1182 	dst[6] = MALONE_VP8_IVF_SEQ_HEADER_LEN;
1183 	dst[7] = MALONE_VP8_IVF_SEQ_HEADER_LEN >> 8;
1184 	/* 8-11 VP8 fourcc */
1185 	dst[8] = 0x56;
1186 	dst[9] = 0x50;
1187 	dst[10] = 0x38;
1188 	dst[11] = 0x30;
1189 	/* 12-13 width in pixels */
1190 	dst[12] = width;
1191 	dst[13] = width >> 8;
1192 	/* 14-15 height in pixels */
1193 	dst[14] = height;
1194 	dst[15] = height >> 8;
1195 	/* 16-19 frame rate */
1196 	dst[16] = 0xe8;
1197 	dst[17] = 0x03;
1198 	dst[18] = 0x00;
1199 	dst[19] = 0x00;
1200 	/* 20-23 time scale */
1201 	dst[20] = 0x01;
1202 	dst[21] = 0x00;
1203 	dst[22] = 0x00;
1204 	dst[23] = 0x00;
1205 	/* 24-27 number frames */
1206 	dst[24] = 0xdf;
1207 	dst[25] = 0xf9;
1208 	dst[26] = 0x09;
1209 	dst[27] = 0x00;
1210 	/* 28-31 reserved */
1211 }
1212 
1213 static void set_vp8_ivf_pichdr(u8 *dst, u32 frame_size)
1214 {
1215 	/*
1216 	 * firmware just parse 64-bit timestamp(8 bytes).
1217 	 * As not transfer timestamp to firmware, use default value(ZERO).
1218 	 * No need to do anything here
1219 	 */
1220 }
1221 
1222 static void set_vc1_rcv_seqhdr(u8 *dst, u8 *src, u32 width, u32 height)
1223 {
1224 	u32 frames = MALONE_VC1_RCV_NUM_FRAMES;
1225 	u32 ext_data_size = MALONE_VC1_RCV_SEQ_EXT_DATA_SIZE;
1226 
1227 	/* 0-2 Number of frames, used default value 0xFF */
1228 	dst[0] = frames;
1229 	dst[1] = frames >> 8;
1230 	dst[2] = frames >> 16;
1231 
1232 	/* 3 RCV version, used V1 */
1233 	dst[3] = MALONE_VC1_RCV_CODEC_V1_VERSION;
1234 
1235 	/* 4-7 extension data size */
1236 	dst[4] = ext_data_size;
1237 	dst[5] = ext_data_size >> 8;
1238 	dst[6] = ext_data_size >> 16;
1239 	dst[7] = ext_data_size >> 24;
1240 	/* 8-11 extension data */
1241 	dst[8] = src[0];
1242 	dst[9] = src[1];
1243 	dst[10] = src[2];
1244 	dst[11] = src[3];
1245 
1246 	/* height */
1247 	dst[12] = height;
1248 	dst[13] = (height >> 8) & 0xff;
1249 	dst[14] = (height >> 16) & 0xff;
1250 	dst[15] = (height >> 24) & 0xff;
1251 	/* width */
1252 	dst[16] = width;
1253 	dst[17] = (width >> 8) & 0xff;
1254 	dst[18] = (width >> 16) & 0xff;
1255 	dst[19] = (width >> 24) & 0xff;
1256 }
1257 
1258 static void set_vc1_rcv_pichdr(u8 *dst, u32 buffer_size)
1259 {
1260 	dst[0] = buffer_size;
1261 	dst[1] = buffer_size >> 8;
1262 	dst[2] = buffer_size >> 16;
1263 	dst[3] = buffer_size >> 24;
1264 }
1265 
1266 static void create_vc1_nal_pichdr(u8 *dst)
1267 {
1268 	/* need insert nal header: special ID */
1269 	dst[0] = 0x0;
1270 	dst[1] = 0x0;
1271 	dst[2] = 0x01;
1272 	dst[3] = 0x0D;
1273 }
1274 
1275 static int vpu_malone_insert_scode_seq(struct malone_scode_t *scode, u32 codec_id, u32 ext_size)
1276 {
1277 	u8 hdr[MALONE_PAYLOAD_HEADER_SIZE];
1278 	int ret;
1279 
1280 	set_payload_hdr(hdr,
1281 			SCODE_SEQUENCE,
1282 			codec_id,
1283 			ext_size,
1284 			scode->inst->out_format.width,
1285 			scode->inst->out_format.height);
1286 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1287 					       &scode->wptr,
1288 					       sizeof(hdr),
1289 					       hdr);
1290 	if (ret < 0)
1291 		return ret;
1292 	return sizeof(hdr);
1293 }
1294 
1295 static int vpu_malone_insert_scode_pic(struct malone_scode_t *scode, u32 codec_id, u32 ext_size)
1296 {
1297 	u8 hdr[MALONE_PAYLOAD_HEADER_SIZE];
1298 	int ret;
1299 
1300 	set_payload_hdr(hdr,
1301 			SCODE_PICTURE,
1302 			codec_id,
1303 			ext_size + vb2_get_plane_payload(scode->vb, 0),
1304 			scode->inst->out_format.width,
1305 			scode->inst->out_format.height);
1306 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1307 					       &scode->wptr,
1308 					       sizeof(hdr),
1309 					       hdr);
1310 	if (ret < 0)
1311 		return ret;
1312 	return sizeof(hdr);
1313 }
1314 
1315 static int vpu_malone_insert_scode_vc1_g_seq(struct malone_scode_t *scode)
1316 {
1317 	if (!scode->inst->total_input_count)
1318 		return 0;
1319 	if (vpu_vb_is_codecconfig(to_vb2_v4l2_buffer(scode->vb)))
1320 		scode->need_data = 0;
1321 	return 0;
1322 }
1323 
1324 static int vpu_malone_insert_scode_vc1_g_pic(struct malone_scode_t *scode)
1325 {
1326 	struct vb2_v4l2_buffer *vbuf;
1327 	u8 nal_hdr[MALONE_VC1_NAL_HEADER_LEN];
1328 	u32 *data = NULL;
1329 	int ret;
1330 
1331 	vbuf = to_vb2_v4l2_buffer(scode->vb);
1332 	data = vb2_plane_vaddr(scode->vb, 0);
1333 
1334 	if (scode->inst->total_input_count == 0 || vpu_vb_is_codecconfig(vbuf))
1335 		return 0;
1336 	if (MALONE_VC1_CONTAIN_NAL(*data))
1337 		return 0;
1338 
1339 	create_vc1_nal_pichdr(nal_hdr);
1340 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1341 					       &scode->wptr,
1342 					       sizeof(nal_hdr),
1343 					       nal_hdr);
1344 	if (ret < 0)
1345 		return ret;
1346 	return sizeof(nal_hdr);
1347 }
1348 
1349 static int vpu_malone_insert_scode_vc1_l_seq(struct malone_scode_t *scode)
1350 {
1351 	int ret;
1352 	int size = 0;
1353 	u8 rcv_seqhdr[MALONE_VC1_RCV_SEQ_HEADER_LEN];
1354 
1355 	if (vpu_vb_is_codecconfig(to_vb2_v4l2_buffer(scode->vb)))
1356 		scode->need_data = 0;
1357 	if (scode->inst->total_input_count)
1358 		return 0;
1359 	scode->need_data = 0;
1360 
1361 	ret = vpu_malone_insert_scode_seq(scode, MALONE_CODEC_ID_VC1_SIMPLE, sizeof(rcv_seqhdr));
1362 	if (ret < 0)
1363 		return ret;
1364 	size = ret;
1365 
1366 	set_vc1_rcv_seqhdr(rcv_seqhdr,
1367 			   vb2_plane_vaddr(scode->vb, 0),
1368 			   scode->inst->out_format.width,
1369 			   scode->inst->out_format.height);
1370 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1371 					       &scode->wptr,
1372 					       sizeof(rcv_seqhdr),
1373 					       rcv_seqhdr);
1374 
1375 	if (ret < 0)
1376 		return ret;
1377 	size += sizeof(rcv_seqhdr);
1378 	return size;
1379 }
1380 
1381 static int vpu_malone_insert_scode_vc1_l_pic(struct malone_scode_t *scode)
1382 {
1383 	int ret;
1384 	int size = 0;
1385 	u8 rcv_pichdr[MALONE_VC1_RCV_PIC_HEADER_LEN];
1386 
1387 	ret = vpu_malone_insert_scode_pic(scode, MALONE_CODEC_ID_VC1_SIMPLE,
1388 					  sizeof(rcv_pichdr));
1389 	if (ret < 0)
1390 		return ret;
1391 	size = ret;
1392 
1393 	set_vc1_rcv_pichdr(rcv_pichdr, vb2_get_plane_payload(scode->vb, 0));
1394 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1395 					       &scode->wptr,
1396 					       sizeof(rcv_pichdr),
1397 					       rcv_pichdr);
1398 	if (ret < 0)
1399 		return ret;
1400 	size += sizeof(rcv_pichdr);
1401 	return size;
1402 }
1403 
1404 static int vpu_malone_insert_scode_vp8_seq(struct malone_scode_t *scode)
1405 {
1406 	int ret;
1407 	int size = 0;
1408 	u8 ivf_hdr[MALONE_VP8_IVF_SEQ_HEADER_LEN];
1409 
1410 	ret = vpu_malone_insert_scode_seq(scode, MALONE_CODEC_ID_VP8, sizeof(ivf_hdr));
1411 	if (ret < 0)
1412 		return ret;
1413 	size = ret;
1414 
1415 	set_vp8_ivf_seqhdr(ivf_hdr,
1416 			   scode->inst->out_format.width,
1417 			   scode->inst->out_format.height);
1418 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1419 					       &scode->wptr,
1420 					       sizeof(ivf_hdr),
1421 					       ivf_hdr);
1422 	if (ret < 0)
1423 		return ret;
1424 	size += sizeof(ivf_hdr);
1425 
1426 	return size;
1427 }
1428 
1429 static int vpu_malone_insert_scode_vp8_pic(struct malone_scode_t *scode)
1430 {
1431 	int ret;
1432 	int size = 0;
1433 	u8 ivf_hdr[MALONE_VP8_IVF_FRAME_HEADER_LEN] = {0};
1434 
1435 	ret = vpu_malone_insert_scode_pic(scode, MALONE_CODEC_ID_VP8, sizeof(ivf_hdr));
1436 	if (ret < 0)
1437 		return ret;
1438 	size = ret;
1439 
1440 	set_vp8_ivf_pichdr(ivf_hdr, vb2_get_plane_payload(scode->vb, 0));
1441 	ret = vpu_helper_copy_to_stream_buffer(&scode->inst->stream_buffer,
1442 					       &scode->wptr,
1443 					       sizeof(ivf_hdr),
1444 					       ivf_hdr);
1445 	if (ret < 0)
1446 		return ret;
1447 	size += sizeof(ivf_hdr);
1448 
1449 	return size;
1450 }
1451 
1452 static int vpu_malone_insert_scode_spk_seq(struct malone_scode_t *scode)
1453 {
1454 	return vpu_malone_insert_scode_seq(scode, MALONE_CODEC_ID_SPK, 0);
1455 }
1456 
1457 static int vpu_malone_insert_scode_spk_pic(struct malone_scode_t *scode)
1458 {
1459 	return vpu_malone_insert_scode_pic(scode, MALONE_CODEC_ID_SPK, 0);
1460 }
1461 
1462 static const struct malone_scode_handler scode_handlers[] = {
1463 	{
1464 		/* fix me, need to swap return operation after gstreamer swap */
1465 		.pixelformat = V4L2_PIX_FMT_VC1_ANNEX_L,
1466 		.insert_scode_seq = vpu_malone_insert_scode_vc1_l_seq,
1467 		.insert_scode_pic = vpu_malone_insert_scode_vc1_l_pic,
1468 	},
1469 	{
1470 		.pixelformat = V4L2_PIX_FMT_VC1_ANNEX_G,
1471 		.insert_scode_seq = vpu_malone_insert_scode_vc1_g_seq,
1472 		.insert_scode_pic = vpu_malone_insert_scode_vc1_g_pic,
1473 	},
1474 	{
1475 		.pixelformat = V4L2_PIX_FMT_VP8,
1476 		.insert_scode_seq = vpu_malone_insert_scode_vp8_seq,
1477 		.insert_scode_pic = vpu_malone_insert_scode_vp8_pic,
1478 	},
1479 	{
1480 		.pixelformat = V4L2_PIX_FMT_SPK,
1481 		.insert_scode_seq = vpu_malone_insert_scode_spk_seq,
1482 		.insert_scode_pic = vpu_malone_insert_scode_spk_pic,
1483 	},
1484 };
1485 
1486 static const struct malone_scode_handler *get_scode_handler(u32 pixelformat)
1487 {
1488 	int i;
1489 
1490 	for (i = 0; i < ARRAY_SIZE(scode_handlers); i++) {
1491 		if (scode_handlers[i].pixelformat == pixelformat)
1492 			return &scode_handlers[i];
1493 	}
1494 
1495 	return NULL;
1496 }
1497 
1498 static int vpu_malone_insert_scode(struct malone_scode_t *scode, u32 type)
1499 {
1500 	const struct malone_scode_handler *handler;
1501 	int ret = 0;
1502 
1503 	if (!scode || !scode->inst || !scode->vb)
1504 		return 0;
1505 
1506 	scode->need_data = 1;
1507 	handler = get_scode_handler(scode->inst->out_format.pixfmt);
1508 	if (!handler)
1509 		return 0;
1510 
1511 	switch (type) {
1512 	case SCODE_SEQUENCE:
1513 		if (handler->insert_scode_seq)
1514 			ret = handler->insert_scode_seq(scode);
1515 		break;
1516 	case SCODE_PICTURE:
1517 		if (handler->insert_scode_pic)
1518 			ret = handler->insert_scode_pic(scode);
1519 		break;
1520 	default:
1521 		break;
1522 	}
1523 
1524 	return ret;
1525 }
1526 
1527 static int vpu_malone_input_frame_data(struct vpu_malone_str_buffer __iomem *str_buf,
1528 				       struct vpu_inst *inst, struct vb2_buffer *vb,
1529 				       u32 disp_imm)
1530 {
1531 	struct malone_scode_t scode;
1532 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
1533 	u32 wptr = readl(&str_buf->wptr);
1534 	int size = 0;
1535 	int ret = 0;
1536 
1537 	/*add scode: SCODE_SEQUENCE, SCODE_PICTURE, SCODE_SLICE*/
1538 	scode.inst = inst;
1539 	scode.vb = vb;
1540 	scode.wptr = wptr;
1541 	scode.need_data = 1;
1542 	if (vbuf->sequence == 0 || vpu_vb_is_codecconfig(vbuf))
1543 		ret = vpu_malone_insert_scode(&scode, SCODE_SEQUENCE);
1544 
1545 	if (ret < 0)
1546 		return -ENOMEM;
1547 	size += ret;
1548 	wptr = scode.wptr;
1549 	if (!scode.need_data) {
1550 		vpu_malone_update_wptr(str_buf, wptr);
1551 		return size;
1552 	}
1553 
1554 	ret = vpu_malone_insert_scode(&scode, SCODE_PICTURE);
1555 	if (ret < 0)
1556 		return -ENOMEM;
1557 	size += ret;
1558 	wptr = scode.wptr;
1559 
1560 	ret = vpu_helper_copy_to_stream_buffer(&inst->stream_buffer,
1561 					       &wptr,
1562 					       vb2_get_plane_payload(vb, 0),
1563 					       vb2_plane_vaddr(vb, 0));
1564 	if (ret < 0)
1565 		return -ENOMEM;
1566 	size += vb2_get_plane_payload(vb, 0);
1567 
1568 	vpu_malone_update_wptr(str_buf, wptr);
1569 
1570 	if (disp_imm && !vpu_vb_is_codecconfig(vbuf)) {
1571 		ret = vpu_malone_add_scode(inst->core->iface,
1572 					   inst->id,
1573 					   &inst->stream_buffer,
1574 					   inst->out_format.pixfmt,
1575 					   SCODE_PADDING_BUFFLUSH);
1576 		if (ret < 0)
1577 			return ret;
1578 		size += ret;
1579 	}
1580 
1581 	return size;
1582 }
1583 
1584 static int vpu_malone_input_stream_data(struct vpu_malone_str_buffer __iomem *str_buf,
1585 					struct vpu_inst *inst, struct vb2_buffer *vb)
1586 {
1587 	u32 wptr = readl(&str_buf->wptr);
1588 	int ret = 0;
1589 
1590 	ret = vpu_helper_copy_to_stream_buffer(&inst->stream_buffer,
1591 					       &wptr,
1592 					       vb2_get_plane_payload(vb, 0),
1593 					       vb2_plane_vaddr(vb, 0));
1594 	if (ret < 0)
1595 		return -ENOMEM;
1596 
1597 	vpu_malone_update_wptr(str_buf, wptr);
1598 
1599 	return ret;
1600 }
1601 
1602 static int vpu_malone_input_ts(struct vpu_inst *inst, s64  timestamp, u32 size)
1603 {
1604 	struct vpu_ts_info info;
1605 
1606 	memset(&info, 0, sizeof(info));
1607 	info.timestamp = timestamp;
1608 	info.size = size;
1609 
1610 	return vpu_session_fill_timestamp(inst, &info);
1611 }
1612 
1613 int vpu_malone_input_frame(struct vpu_shared_addr *shared,
1614 			   struct vpu_inst *inst, struct vb2_buffer *vb)
1615 {
1616 	struct vpu_dec_ctrl *hc = shared->priv;
1617 	struct vb2_v4l2_buffer *vbuf;
1618 	struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[inst->id];
1619 	u32 disp_imm = hc->codec_param[inst->id].disp_imm;
1620 	u32 size;
1621 	int ret;
1622 
1623 	if (vpu_malone_is_non_frame_mode(shared, inst->id))
1624 		ret = vpu_malone_input_stream_data(str_buf, inst, vb);
1625 	else
1626 		ret = vpu_malone_input_frame_data(str_buf, inst, vb, disp_imm);
1627 	if (ret < 0)
1628 		return ret;
1629 	size = ret;
1630 
1631 	/*
1632 	 * if buffer only contain codec data, and the timestamp is invalid,
1633 	 * don't put the invalid timestamp to resync
1634 	 * merge the data to next frame
1635 	 */
1636 	vbuf = to_vb2_v4l2_buffer(vb);
1637 	if (vpu_vb_is_codecconfig(vbuf)) {
1638 		inst->extra_size += size;
1639 		return 0;
1640 	}
1641 	if (inst->extra_size) {
1642 		size += inst->extra_size;
1643 		inst->extra_size = 0;
1644 	}
1645 
1646 	ret = vpu_malone_input_ts(inst, vb->timestamp, size);
1647 	if (ret)
1648 		return ret;
1649 
1650 	return 0;
1651 }
1652 
1653 static bool vpu_malone_check_ready(struct vpu_shared_addr *shared, u32 instance)
1654 {
1655 	struct malone_iface *iface = shared->iface;
1656 	struct vpu_rpc_buffer_desc *desc = &iface->api_cmd_buffer_desc[instance];
1657 	u32 size = desc->end - desc->start;
1658 	u32 rptr = desc->rptr;
1659 	u32 wptr = desc->wptr;
1660 	u32 used;
1661 
1662 	if (!size)
1663 		return true;
1664 
1665 	used = (wptr + size - rptr) % size;
1666 	if (used < (size / 2))
1667 		return true;
1668 
1669 	return false;
1670 }
1671 
1672 bool vpu_malone_is_ready(struct vpu_shared_addr *shared, u32 instance)
1673 {
1674 	u32 cnt = 0;
1675 
1676 	while (!vpu_malone_check_ready(shared, instance)) {
1677 		if (cnt > 30)
1678 			return false;
1679 		mdelay(1);
1680 		cnt++;
1681 	}
1682 	return true;
1683 }
1684 
1685 int vpu_malone_pre_cmd(struct vpu_shared_addr *shared, u32 instance)
1686 {
1687 	if (!vpu_malone_is_ready(shared, instance))
1688 		return -EINVAL;
1689 
1690 	return 0;
1691 }
1692 
1693 int vpu_malone_post_cmd(struct vpu_shared_addr *shared, u32 instance)
1694 {
1695 	struct malone_iface *iface = shared->iface;
1696 	struct vpu_rpc_buffer_desc *desc = &iface->api_cmd_buffer_desc[instance];
1697 
1698 	desc->wptr++;
1699 	if (desc->wptr == desc->end)
1700 		desc->wptr = desc->start;
1701 
1702 	return 0;
1703 }
1704 
1705 int vpu_malone_init_instance(struct vpu_shared_addr *shared, u32 instance)
1706 {
1707 	struct malone_iface *iface = shared->iface;
1708 	struct vpu_rpc_buffer_desc *desc = &iface->api_cmd_buffer_desc[instance];
1709 
1710 	desc->wptr = desc->rptr;
1711 	if (desc->wptr == desc->end)
1712 		desc->wptr = desc->start;
1713 
1714 	return 0;
1715 }
1716 
1717 u32 vpu_malone_get_max_instance_count(struct vpu_shared_addr *shared)
1718 {
1719 	struct malone_iface *iface = shared->iface;
1720 
1721 	return iface->max_streams;
1722 }
1723