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path: root/drivers/amvdec_ports/aml_vcodec_dec.c (plain)
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1/*
2* Copyright (C) 2017 Amlogic, Inc. All rights reserved.
3*
4* This program is free software; you can redistribute it and/or modify
5* it under the terms of the GNU General Public License as published by
6* the Free Software Foundation; either version 2 of the License, or
7* (at your option) any later version.
8*
9* This program is distributed in the hope that it will be useful, but WITHOUT
10* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12* more details.
13*
14* You should have received a copy of the GNU General Public License along
15* with this program; if not, write to the Free Software Foundation, Inc.,
16* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17*
18* Description:
19*/
20#include <media/v4l2-event.h>
21#include <media/v4l2-mem2mem.h>
22#include <media/videobuf2-dma-contig.h>
23
24#include "aml_vcodec_drv.h"
25#include "aml_vcodec_dec.h"
26//#include "aml_vcodec_intr.h"
27#include "aml_vcodec_util.h"
28#include "vdec_drv_if.h"
29#include "aml_vcodec_dec_pm.h"
30#include <linux/delay.h>
31#include <linux/atomic.h>
32#include <linux/crc32.h>
33#include "aml_vcodec_adapt.h"
34#include <linux/spinlock.h>
35
36#include "aml_vcodec_vfm.h"
37#include "../frame_provider/decoder/utils/decoder_bmmu_box.h"
38#include "../frame_provider/decoder/utils/decoder_mmu_box.h"
39
40#define OUT_FMT_IDX 0 //default h264
41#define CAP_FMT_IDX 8 //capture nv21
42
43#define AML_VDEC_MIN_W 64U
44#define AML_VDEC_MIN_H 64U
45#define DFT_CFG_WIDTH AML_VDEC_MIN_W
46#define DFT_CFG_HEIGHT AML_VDEC_MIN_H
47
48#define V4L2_CID_USER_AMLOGIC_BASE (V4L2_CID_USER_BASE + 0x1100)
49#define AML_V4L2_SET_DECMODE (V4L2_CID_USER_AMLOGIC_BASE + 0)
50
51#define WORK_ITEMS_MAX (32)
52
53//#define USEC_PER_SEC 1000000
54
55#define call_void_memop(vb, op, args...) \
56 do { \
57 if ((vb)->vb2_queue->mem_ops->op) \
58 (vb)->vb2_queue->mem_ops->op(args); \
59 } while (0)
60
61static struct aml_video_fmt aml_video_formats[] = {
62 {
63 .fourcc = V4L2_PIX_FMT_H264,
64 .type = AML_FMT_DEC,
65 .num_planes = 1,
66 },
67 {
68 .fourcc = V4L2_PIX_FMT_HEVC,
69 .type = AML_FMT_DEC,
70 .num_planes = 1,
71 },
72 {
73 .fourcc = V4L2_PIX_FMT_VP9,
74 .type = AML_FMT_DEC,
75 .num_planes = 1,
76 },
77 {
78 .fourcc = V4L2_PIX_FMT_MPEG1,
79 .type = AML_FMT_DEC,
80 .num_planes = 1,
81 },
82 {
83 .fourcc = V4L2_PIX_FMT_MPEG2,
84 .type = AML_FMT_DEC,
85 .num_planes = 1,
86 },
87 {
88 .fourcc = V4L2_PIX_FMT_MPEG4,
89 .type = AML_FMT_DEC,
90 .num_planes = 1,
91 },
92 {
93 .fourcc = V4L2_PIX_FMT_MJPEG,
94 .type = AML_FMT_DEC,
95 .num_planes = 1,
96 },
97 {
98 .fourcc = V4L2_PIX_FMT_NV21,
99 .type = AML_FMT_FRAME,
100 .num_planes = 1,
101 },
102 {
103 .fourcc = V4L2_PIX_FMT_NV21M,
104 .type = AML_FMT_FRAME,
105 .num_planes = 2,
106 },
107 {
108 .fourcc = V4L2_PIX_FMT_NV12,
109 .type = AML_FMT_FRAME,
110 .num_planes = 1,
111 },
112 {
113 .fourcc = V4L2_PIX_FMT_NV12M,
114 .type = AML_FMT_FRAME,
115 .num_planes = 2,
116 },
117};
118
119static const struct aml_codec_framesizes aml_vdec_framesizes[] = {
120 {
121 .fourcc = V4L2_PIX_FMT_H264,
122 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
123 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
124 },
125 {
126 .fourcc = V4L2_PIX_FMT_HEVC,
127 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
128 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
129 },
130 {
131 .fourcc = V4L2_PIX_FMT_VP9,
132 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
133 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
134 },
135 {
136 .fourcc = V4L2_PIX_FMT_MPEG1,
137 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
138 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
139 },
140 {
141 .fourcc = V4L2_PIX_FMT_MPEG2,
142 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
143 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
144 },
145 {
146 .fourcc = V4L2_PIX_FMT_MPEG4,
147 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
148 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
149 },
150 {
151 .fourcc = V4L2_PIX_FMT_MJPEG,
152 .stepwise = { AML_VDEC_MIN_W, AML_VDEC_MAX_W, 8,
153 AML_VDEC_MIN_H, AML_VDEC_MAX_H, 8 },
154 },
155};
156
157#define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(aml_vdec_framesizes)
158#define NUM_FORMATS ARRAY_SIZE(aml_video_formats)
159
160extern bool multiplanar;
161
162extern int dmabuf_fd_install_data(int fd, void* data, u32 size);
163extern bool is_v4l2_buf_file(struct file *file);
164
165static ulong aml_vcodec_ctx_lock(struct aml_vcodec_ctx *ctx)
166{
167 ulong flags;
168
169 spin_lock_irqsave(&ctx->slock, flags);
170
171 return flags;
172}
173
174static void aml_vcodec_ctx_unlock(struct aml_vcodec_ctx *ctx, ulong flags)
175{
176 spin_unlock_irqrestore(&ctx->slock, flags);
177}
178
179static struct aml_video_fmt *aml_vdec_find_format(struct v4l2_format *f)
180{
181 struct aml_video_fmt *fmt;
182 unsigned int k;
183
184 aml_v4l2_debug(4, "%s, type: %u, planes: %u, fmt: %u\n",
185 __func__, f->type, f->fmt.pix_mp.num_planes,
186 f->fmt.pix_mp.pixelformat);
187
188 for (k = 0; k < NUM_FORMATS; k++) {
189 fmt = &aml_video_formats[k];
190 if (fmt->fourcc == f->fmt.pix_mp.pixelformat)
191 return fmt;
192 }
193
194 return NULL;
195}
196
197static struct aml_q_data *aml_vdec_get_q_data(struct aml_vcodec_ctx *ctx,
198 enum v4l2_buf_type type)
199{
200 if (V4L2_TYPE_IS_OUTPUT(type))
201 return &ctx->q_data[AML_Q_DATA_SRC];
202
203 return &ctx->q_data[AML_Q_DATA_DST];
204}
205
206static void aml_vdec_queue_res_chg_event(struct aml_vcodec_ctx *ctx)
207{
208 static const struct v4l2_event ev_src_ch = {
209 .type = V4L2_EVENT_SOURCE_CHANGE,
210 .u.src_change.changes =
211 V4L2_EVENT_SRC_CH_RESOLUTION,
212 };
213
214 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
215 v4l2_event_queue_fh(&ctx->fh, &ev_src_ch);
216}
217
218static void aml_vdec_flush_decoder(struct aml_vcodec_ctx *ctx)
219{
220 aml_v4l2_debug(3, "[%d] %s() [%d]", ctx->id, __func__, __LINE__);
221
222 aml_decoder_flush(ctx->ada_ctx);
223}
224
225static void aml_vdec_pic_info_update(struct aml_vcodec_ctx *ctx)
226{
227 unsigned int dpbsize = 0;
228 int ret;
229
230 if (vdec_if_get_param(ctx, GET_PARAM_PIC_INFO, &ctx->last_decoded_picinfo)) {
231 aml_v4l2_err("[%d] Error!! Cannot get param : GET_PARAM_PICTURE_INFO ERR", ctx->id);
232 return;
233 }
234
235 if (ctx->last_decoded_picinfo.visible_width == 0 ||
236 ctx->last_decoded_picinfo.visible_height == 0 ||
237 ctx->last_decoded_picinfo.coded_width == 0 ||
238 ctx->last_decoded_picinfo.coded_height == 0) {
239 aml_v4l2_err("Cannot get correct pic info");
240 return;
241 }
242
243 if ((ctx->last_decoded_picinfo.visible_width == ctx->picinfo.visible_width) ||
244 (ctx->last_decoded_picinfo.visible_height == ctx->picinfo.visible_height))
245 return;
246
247 aml_v4l2_debug(4, "[%d]-> new(%d,%d), old(%d,%d), real(%d,%d)",
248 ctx->id, ctx->last_decoded_picinfo.visible_width,
249 ctx->last_decoded_picinfo.visible_height,
250 ctx->picinfo.visible_width, ctx->picinfo.visible_height,
251 ctx->last_decoded_picinfo.coded_width,
252 ctx->last_decoded_picinfo.coded_width);
253
254 ret = vdec_if_get_param(ctx, GET_PARAM_DPB_SIZE, &dpbsize);
255 if (dpbsize == 0)
256 aml_v4l2_err("[%d] Incorrect dpb size, ret=%d", ctx->id, ret);
257
258 /* update picture information */
259 ctx->dpb_size = dpbsize;
260 ctx->picinfo = ctx->last_decoded_picinfo;
261}
262
263void vdec_frame_buffer_release(void *data)
264{
265 struct file_privdata *priv_data =
266 (struct file_privdata *) data;
267 struct vframe_s *vf = &priv_data->vf;
268
269 if (decoder_bmmu_box_valide_check(vf->mm_box.bmmu_box)) {
270 decoder_bmmu_box_free_idx(vf->mm_box.bmmu_box,
271 vf->mm_box.bmmu_idx);
272 decoder_bmmu_try_to_release_box(vf->mm_box.bmmu_box);
273 }
274
275 if (decoder_mmu_box_valide_check(vf->mm_box.mmu_box)) {
276 decoder_mmu_box_free_idx(vf->mm_box.mmu_box,
277 vf->mm_box.mmu_idx);
278 decoder_mmu_try_to_release_box(vf->mm_box.mmu_box);
279 }
280
281 aml_v4l2_debug(2, "%s vf idx: %d, bmmu idx: %d, bmmu_box: %p",
282 __func__, vf->index, vf->mm_box.bmmu_idx, vf->mm_box.bmmu_box);
283 aml_v4l2_debug(2, "%s vf idx: %d, mmu_idx: %d, mmu_box: %p",
284 __func__, vf->index, vf->mm_box.mmu_idx, vf->mm_box.mmu_box);
285
286 memset(data, 0, sizeof(struct file_privdata));
287 kfree(data);
288}
289
290int get_fb_from_queue(struct aml_vcodec_ctx *ctx, struct vdec_v4l2_buffer **out_fb)
291{
292 ulong flags;
293 struct vb2_buffer *dst_buf = NULL;
294 struct vdec_v4l2_buffer *pfb;
295 struct aml_video_dec_buf *dst_buf_info, *info;
296 struct vb2_v4l2_buffer *dst_vb2_v4l2;
297
298 flags = aml_vcodec_ctx_lock(ctx);
299
300 dst_buf = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
301 if (!dst_buf) {
302 aml_vcodec_ctx_unlock(ctx, flags);
303 return -1;
304 }
305
306 aml_v4l2_debug(2, "[%d] %s() vbuf idx: %d, state: %d, ready: %d",
307 ctx->id, __func__, dst_buf->index, dst_buf->state,
308 v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx));
309
310 dst_vb2_v4l2 = container_of(dst_buf, struct vb2_v4l2_buffer, vb2_buf);
311 dst_buf_info = container_of(dst_vb2_v4l2, struct aml_video_dec_buf, vb);
312
313 if (ctx->scatter_mem_enable) {
314 pfb = &dst_buf_info->frame_buffer;
315 pfb->mem_type = VDEC_SCATTER_MEMORY_TYPE;
316 pfb->status = FB_ST_NORMAL;
317 } else if (dst_buf->num_planes == 1) {
318 pfb = &dst_buf_info->frame_buffer;
319 pfb->m.mem[0].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
320 pfb->m.mem[0].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[0].dma_addr);
321 pfb->m.mem[0].size = ctx->picinfo.y_len_sz + ctx->picinfo.c_len_sz;
322 pfb->m.mem[0].offset = ctx->picinfo.y_len_sz;
323 pfb->num_planes = dst_buf->num_planes;
324 pfb->status = FB_ST_NORMAL;
325
326 aml_v4l2_debug(4, "[%d] idx: %u, 1 plane, y:(0x%lx, %d)",
327 ctx->id, dst_buf->index,
328 pfb->m.mem[0].addr, pfb->m.mem[0].size);
329 } else if (dst_buf->num_planes == 2) {
330 pfb = &dst_buf_info->frame_buffer;
331 pfb->m.mem[0].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
332 pfb->m.mem[0].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[0].dma_addr);
333 pfb->m.mem[0].size = ctx->picinfo.y_len_sz;
334 pfb->m.mem[0].offset = 0;
335
336 pfb->m.mem[1].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 1);
337 pfb->m.mem[1].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[1].dma_addr);
338 pfb->m.mem[1].size = ctx->picinfo.c_len_sz;
339 pfb->m.mem[1].offset = ctx->picinfo.c_len_sz >> 1;
340 pfb->num_planes = dst_buf->num_planes;
341 pfb->status = FB_ST_NORMAL;
342
343 aml_v4l2_debug(4, "[%d] idx: %u, 2 planes, y:(0x%lx, %d), c:(0x%lx, %d)",
344 ctx->id, dst_buf->index,
345 pfb->m.mem[0].addr, pfb->m.mem[0].size,
346 pfb->m.mem[1].addr, pfb->m.mem[1].size);
347 } else {
348 pfb = &dst_buf_info->frame_buffer;
349 pfb->m.mem[0].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
350 pfb->m.mem[0].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[0].dma_addr);
351 pfb->m.mem[0].size = ctx->picinfo.y_len_sz;
352 pfb->m.mem[0].offset = 0;
353
354 pfb->m.mem[1].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 1);
355 pfb->m.mem[1].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[2].dma_addr);
356 pfb->m.mem[1].size = ctx->picinfo.c_len_sz >> 1;
357 pfb->m.mem[1].offset = 0;
358
359 pfb->m.mem[2].dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 2);
360 pfb->m.mem[2].addr = dma_to_phys(v4l_get_dev_from_codec_mm(), pfb->m.mem[3].dma_addr);
361 pfb->m.mem[2].size = ctx->picinfo.c_len_sz >> 1;
362 pfb->m.mem[2].offset = 0;
363 pfb->num_planes = dst_buf->num_planes;
364 pfb->status = FB_ST_NORMAL;
365
366 aml_v4l2_debug(4, "[%d] idx: %u, 3 planes, y:(0x%lx, %d), u:(0x%lx, %d), v:(0x%lx, %d)",
367 ctx->id, dst_buf->index,
368 pfb->m.mem[0].addr, pfb->m.mem[0].size,
369 pfb->m.mem[1].addr, pfb->m.mem[1].size,
370 pfb->m.mem[2].addr, pfb->m.mem[2].size);
371 }
372
373 dst_buf_info->used = true;
374 ctx->buf_used_count++;
375
376 *out_fb = pfb;
377
378 info = container_of(pfb, struct aml_video_dec_buf, frame_buffer);
379
380 v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
381
382 aml_vcodec_ctx_unlock(ctx, flags);
383
384 return 0;
385}
386EXPORT_SYMBOL(get_fb_from_queue);
387
388int put_fb_to_queue(struct aml_vcodec_ctx *ctx, struct vdec_v4l2_buffer *in_fb)
389{
390 struct aml_video_dec_buf *dstbuf;
391
392 pr_info("[%d] %s() [%d]\n", ctx->id, __func__, __LINE__);
393
394 if (in_fb == NULL) {
395 aml_v4l2_debug(4, "[%d] No free frame buffer", ctx->id);
396 return -1;
397 }
398
399 aml_v4l2_debug(4, "[%d] tmp_frame_addr = 0x%p", ctx->id, in_fb);
400
401 dstbuf = container_of(in_fb, struct aml_video_dec_buf, frame_buffer);
402
403 mutex_lock(&ctx->lock);
404
405 if (!dstbuf->used)
406 goto out;
407
408 aml_v4l2_debug(4,
409 "[%d] status=%x queue id=%d to rdy_queue",
410 ctx->id, in_fb->status,
411 dstbuf->vb.vb2_buf.index);
412
413 v4l2_m2m_buf_queue(ctx->m2m_ctx, &dstbuf->vb);
414
415 dstbuf->used = false;
416out:
417 mutex_unlock(&ctx->lock);
418
419 return 0;
420
421}
422EXPORT_SYMBOL(put_fb_to_queue);
423
424void trans_vframe_to_user(struct aml_vcodec_ctx *ctx, struct vdec_v4l2_buffer *fb)
425{
426 struct aml_video_dec_buf *dstbuf = NULL;
427 struct vframe_s *vf = (struct vframe_s *)fb->vf_handle;
428
429 aml_v4l2_debug(3, "[%d] FROM (%s %s) vf: %p, ts: %llx, idx: %d",
430 ctx->id, vf_get_provider(ctx->ada_ctx->recv_name)->name,
431 ctx->ada_ctx->vfm_path != FRAME_BASE_PATH_V4L_VIDEO ? "OSD" : "VIDEO",
432 vf, vf->timestamp, vf->index);
433
434 aml_v4l2_debug(4, "[%d] FROM Y:(%lx, %u) C/U:(%lx, %u) V:(%lx, %u)",
435 ctx->id, fb->m.mem[0].addr, fb->m.mem[0].size,
436 fb->m.mem[1].addr, fb->m.mem[1].size,
437 fb->m.mem[2].addr, fb->m.mem[2].size);
438
439 dstbuf = container_of(fb, struct aml_video_dec_buf, frame_buffer);
440 if (dstbuf->frame_buffer.num_planes == 1) {
441 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 0, fb->m.mem[0].bytes_used);
442 } else if (dstbuf->frame_buffer.num_planes == 2) {
443 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 0, fb->m.mem[0].bytes_used);
444 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 1, fb->m.mem[1].bytes_used);
445 }
446 dstbuf->vb.vb2_buf.timestamp = vf->timestamp;
447 dstbuf->ready_to_display = true;
448
449 if (vf->flag & VFRAME_FLAG_EMPTY_FRAME_V4L) {
450 dstbuf->lastframe = true;
451 dstbuf->vb.flags = V4L2_BUF_FLAG_LAST;
452 if (dstbuf->frame_buffer.num_planes == 1) {
453 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 0, 0);
454 } else if (dstbuf->frame_buffer.num_planes == 2) {
455 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 0, 0);
456 vb2_set_plane_payload(&dstbuf->vb.vb2_buf, 1, 0);
457 }
458 ctx->has_receive_eos = true;
459 pr_info("[%d] recevie a empty frame. idx: %d, state: %d\n",
460 ctx->id, dstbuf->vb.vb2_buf.index,
461 dstbuf->vb.vb2_buf.state);
462 }
463
464 aml_v4l2_debug(4, "[%d] receive vbuf idx: %d, state: %d",
465 ctx->id, dstbuf->vb.vb2_buf.index,
466 dstbuf->vb.vb2_buf.state);
467
468 if (dstbuf->vb.vb2_buf.state == VB2_BUF_STATE_ACTIVE) {
469 /* binding vframe handle. */
470 vf->flag |= VFRAME_FLAG_VIDEO_LINEAR;
471 dstbuf->privdata.vf = *vf;
472
473 v4l2_m2m_buf_done(&dstbuf->vb, VB2_BUF_STATE_DONE);
474 }
475
476 mutex_lock(&ctx->state_lock);
477 if (ctx->state == AML_STATE_FLUSHING &&
478 ctx->has_receive_eos) {
479 ctx->state = AML_STATE_FLUSHED;
480 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_FLUSHED)",
481 ctx->id, __func__);
482 }
483 mutex_unlock(&ctx->state_lock);
484
485 if (dstbuf->lastframe &&
486 ctx->q_data[AML_Q_DATA_SRC].resolution_changed) {
487 /*
488 * After all buffers containing decoded frames from
489 * before the resolution change point ready to be
490 * dequeued on the CAPTURE queue, the driver sends a
491 * V4L2_EVENT_SOURCE_CHANGE event for source change
492 * type V4L2_EVENT_SRC_CH_RESOLUTION, also the upper
493 * layer will get new information from cts->picinfo.
494 */
495 aml_vdec_queue_res_chg_event(ctx);
496 }
497
498 ctx->decoded_frame_cnt++;
499}
500
501static int get_display_buffer(struct aml_vcodec_ctx *ctx, struct vdec_v4l2_buffer **out)
502{
503 int ret = -1;
504
505 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
506
507 ret = vdec_if_get_param(ctx, GET_PARAM_DISP_FRAME_BUFFER, out);
508 if (ret) {
509 aml_v4l2_err("[%d] Cannot get param : GET_PARAM_DISP_FRAME_BUFFER", ctx->id);
510 return -1;
511 }
512
513 if (!*out) {
514 aml_v4l2_debug(4, "[%d] No display frame buffer", ctx->id);
515 return -1;
516 }
517
518 return ret;
519}
520
521static int is_vdec_ready(struct aml_vcodec_ctx *ctx)
522{
523 struct aml_vcodec_dev *dev = ctx->dev;
524
525 if (!is_input_ready(ctx->ada_ctx)) {
526 pr_err("[%d] %s() the decoder intput has not ready.\n",
527 ctx->id, __func__);
528 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
529 return 0;
530 }
531
532 if (ctx->state == AML_STATE_PROBE) {
533 mutex_lock(&ctx->state_lock);
534 if (ctx->state == AML_STATE_PROBE) {
535 ctx->state = AML_STATE_READY;
536 ctx->v4l_codec_ready = true;
537 wake_up_interruptible(&ctx->wq);
538 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_READY)",
539 ctx->id, __func__);
540 }
541 mutex_unlock(&ctx->state_lock);
542 }
543
544 mutex_lock(&ctx->state_lock);
545 if (ctx->state == AML_STATE_READY) {
546 if (ctx->m2m_ctx->out_q_ctx.q.streaming &&
547 ctx->m2m_ctx->cap_q_ctx.q.streaming) {
548 ctx->state = AML_STATE_ACTIVE;
549 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_ACTIVE)",
550 ctx->id, __func__);
551 }
552 }
553 mutex_unlock(&ctx->state_lock);
554
555 if (!ctx->v4l_codec_dpb_ready) {
556 int buf_ready_num;
557
558 /* is there enough dst bufs for decoding? */
559 buf_ready_num = v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx);
560 if ((buf_ready_num + ctx->buf_used_count) >= ctx->dpb_size)
561 ctx->v4l_codec_dpb_ready = true;
562 aml_v4l2_debug(2, "[%d] %s() dpb: %d, ready: %d, used: %d",
563 ctx->id, __func__, ctx->dpb_size,
564 buf_ready_num, ctx->buf_used_count);
565 }
566
567 return 1;
568}
569
570static bool is_enough_work_items(struct aml_vcodec_ctx *ctx)
571{
572 struct aml_vcodec_dev *dev = ctx->dev;
573
574 if (vdec_frame_number(ctx->ada_ctx) >= WORK_ITEMS_MAX) {
575 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
576 return false;
577 }
578
579 return true;
580}
581
582static void aml_wait_dpb_ready(struct aml_vcodec_ctx *ctx)
583{
584 ulong expires;
585
586 expires = jiffies + msecs_to_jiffies(1000);
587 while (!ctx->v4l_codec_dpb_ready) {
588 u32 ready_num = 0;
589
590 if (time_after(jiffies, expires)) {
591 pr_err("the DPB state has not ready.\n");
592 break;
593 }
594
595 ready_num = v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx);
596 if ((ready_num + ctx->buf_used_count) >= ctx->dpb_size)
597 ctx->v4l_codec_dpb_ready = true;
598 }
599}
600
601static void aml_vdec_worker(struct work_struct *work)
602{
603 struct aml_vcodec_ctx *ctx =
604 container_of(work, struct aml_vcodec_ctx, decode_work);
605 struct aml_vcodec_dev *dev = ctx->dev;
606 struct vb2_buffer *src_buf;
607 struct aml_vcodec_mem buf;
608 bool res_chg = false;
609 int ret;
610 struct aml_video_dec_buf *src_buf_info;
611 struct vb2_v4l2_buffer *src_vb2_v4l2;
612
613 aml_v4l2_debug(4, "[%d] entry [%d] [%s]", ctx->id, __LINE__, __func__);
614
615 if (ctx->state < AML_STATE_INIT ||
616 ctx->state > AML_STATE_FLUSHED) {
617 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
618 goto out;
619 }
620
621 if (!is_vdec_ready(ctx)) {
622 pr_err("[%d] %s() the decoder has not ready.\n",
623 ctx->id, __func__);
624 goto out;
625 }
626
627 src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
628 if (src_buf == NULL) {
629 pr_err("[%d] src_buf empty!\n", ctx->id);
630 goto out;
631 }
632
633 /*this case for google, but some frames are droped on ffmpeg, so disabled temp.*/
634 if (0 && !is_enough_work_items(ctx))
635 goto out;
636
637 src_vb2_v4l2 = container_of(src_buf, struct vb2_v4l2_buffer, vb2_buf);
638 src_buf_info = container_of(src_vb2_v4l2, struct aml_video_dec_buf, vb);
639
640 if (src_buf_info->lastframe) {
641 /*the empty data use to flushed the decoder.*/
642 aml_v4l2_debug(2, "[%d] Got empty flush input buffer.", ctx->id);
643
644 /*
645 * when inputs a small amount of src buff, then soon to
646 * switch state FLUSHING, must to wait the DBP to be ready.
647 */
648 if (!ctx->v4l_codec_dpb_ready) {
649 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
650 goto out;
651 }
652
653 mutex_lock(&ctx->state_lock);
654 if (ctx->state == AML_STATE_ACTIVE) {
655 ctx->state = AML_STATE_FLUSHING;// prepare flushing
656 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_FLUSHING-END)",
657 ctx->id, __func__);
658 }
659 mutex_unlock(&ctx->state_lock);
660
661 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
662 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
663
664 /* sets eos data for vdec input. */
665 aml_vdec_flush_decoder(ctx);
666
667 goto out;
668 }
669
670 buf.vaddr = vb2_plane_vaddr(src_buf, 0);
671 buf.dma_addr = vb2_dma_contig_plane_dma_addr(src_buf, 0);
672
673 buf.size = src_buf->planes[0].bytesused;
674 if (!buf.vaddr) {
675 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
676 aml_v4l2_err("[%d] id=%d src_addr is NULL!!",
677 ctx->id, src_buf->index);
678 goto out;
679 }
680
681 src_buf_info->used = true;
682
683 /* pr_err("%s() [%d], size: 0x%zx, crc: 0x%x\n",
684 __func__, __LINE__, buf.size, crc32(0, buf.va, buf.size));*/
685
686 /* pts = (time / 10e6) * (90k / fps) */
687 aml_v4l2_debug(4, "[%d] %s() timestamp: 0x%llx", ctx->id , __func__,
688 src_buf->timestamp);
689
690 ret = vdec_if_decode(ctx, &buf, src_buf->timestamp, &res_chg);
691 if (ret > 0) {
692 /*
693 * we only return src buffer with VB2_BUF_STATE_DONE
694 * when decode success without resolution change.
695 */
696 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
697 v4l2_m2m_buf_done(&src_buf_info->vb, VB2_BUF_STATE_DONE);
698 } else if (ret && ret != -EAGAIN) {
699 src_buf_info->error = (ret == -EIO ? true : false);
700 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
701 v4l2_m2m_buf_done(&src_buf_info->vb, VB2_BUF_STATE_ERROR);
702 aml_v4l2_err("[%d] %s() error processing src data. %d.",
703 ctx->id, __func__, ret);
704 } else if (res_chg) {
705 /* wait the DPB state to be ready. */
706 aml_wait_dpb_ready(ctx);
707
708 src_buf_info->used = false;
709 aml_vdec_pic_info_update(ctx);
710 /*
711 * On encountering a resolution change in the stream.
712 * The driver must first process and decode all
713 * remaining buffers from before the resolution change
714 * point, so call flush decode here
715 */
716 mutex_lock(&ctx->state_lock);
717 if (ctx->state == AML_STATE_ACTIVE) {
718 ctx->state = AML_STATE_FLUSHING;// prepare flushing
719 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_FLUSHING-RESCHG)",
720 ctx->id, __func__);
721 }
722 mutex_unlock(&ctx->state_lock);
723
724 ctx->q_data[AML_Q_DATA_SRC].resolution_changed = true;
725 v4l2_m2m_job_pause(dev->m2m_dev_dec, ctx->m2m_ctx);
726
727 aml_vdec_flush_decoder(ctx);
728
729 goto out;
730 }
731
732 v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
733out:
734 return;
735}
736
737void wait_vcodec_ending(struct aml_vcodec_ctx *ctx)
738{
739 struct aml_vcodec_dev *dev = ctx->dev;
740
741 /* pause inject output data to vdec. */
742 v4l2_m2m_job_pause(dev->m2m_dev_dec, ctx->m2m_ctx);
743
744 /* flush worker. */
745 flush_workqueue(dev->decode_workqueue);
746
747 /* wait reset worker ending. */
748 if (ctx->state == AML_STATE_RESET) {
749 wait_for_completion_timeout(&ctx->comp,
750 msecs_to_jiffies(200));
751 }
752}
753
754static void aml_vdec_reset(struct aml_vcodec_ctx *ctx)
755{
756 if (ctx->state == AML_STATE_ABORT) {
757 pr_err("[%d] %s() the decoder will be exited.\n",
758 ctx->id, __func__);
759 goto out;
760 }
761
762 if (aml_codec_reset(ctx->ada_ctx)) {
763 ctx->state = AML_STATE_ABORT;
764 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_ABORT)",
765 ctx->id, __func__);
766 goto out;
767 }
768
769 if (ctx->state == AML_STATE_RESET) {
770 ctx->state = AML_STATE_PROBE;
771 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_PROBE)",
772 ctx->id, __func__);
773
774 aml_v4l2_debug(0, "[%d] %s() dpb: %d, ready: %d, used: %d",
775 ctx->id, __func__, ctx->dpb_size,
776 v4l2_m2m_num_dst_bufs_ready(ctx->m2m_ctx), ctx->buf_used_count);
777
778 /* vdec has ready to decode subsequence data of new resolution. */
779 ctx->q_data[AML_Q_DATA_SRC].resolution_changed = false;
780 v4l2_m2m_job_resume(ctx->dev->m2m_dev_dec, ctx->m2m_ctx);
781 }
782out:
783 complete(&ctx->comp);
784 return;
785}
786
787void try_to_capture(struct aml_vcodec_ctx *ctx)
788{
789 int ret = 0;
790 struct vdec_v4l2_buffer *fb = NULL;
791
792 ret = get_display_buffer(ctx, &fb);
793 if (ret) {
794 aml_v4l2_debug(4, "[%d] %s() [%d], the que have no disp buf,ret: %d",
795 ctx->id, __func__, __LINE__, ret);
796 return;
797 }
798
799 trans_vframe_to_user(ctx, fb);
800}
801EXPORT_SYMBOL_GPL(try_to_capture);
802
803static int vdec_thread(void *data)
804{
805 struct sched_param param =
806 {.sched_priority = MAX_RT_PRIO / 2};
807 struct aml_vdec_thread *thread =
808 (struct aml_vdec_thread *) data;
809 struct aml_vcodec_ctx *ctx =
810 (struct aml_vcodec_ctx *) thread->priv;
811
812 sched_setscheduler(current, SCHED_FIFO, &param);
813
814 for (;;) {
815 aml_v4l2_debug(3, "[%d] %s() state: %d", ctx->id,
816 __func__, ctx->state);
817
818 if (down_interruptible(&thread->sem))
819 break;
820
821 if (thread->stop)
822 break;
823
824 /* handle event. */
825 thread->func(ctx);
826 }
827
828 while (!kthread_should_stop()) {
829 set_current_state(TASK_INTERRUPTIBLE);
830 schedule();
831 }
832
833 return 0;
834}
835
836void aml_thread_notify(struct aml_vcodec_ctx *ctx,
837 enum aml_thread_type type)
838{
839 struct aml_vdec_thread *thread = NULL;
840
841 list_for_each_entry(thread, &ctx->vdec_thread_list, node) {
842 if (thread->task == NULL)
843 continue;
844
845 if (thread->type == type)
846 up(&thread->sem);
847 }
848}
849EXPORT_SYMBOL_GPL(aml_thread_notify);
850
851int aml_thread_start(struct aml_vcodec_ctx *ctx, aml_thread_func func,
852 enum aml_thread_type type, const char *thread_name)
853{
854 struct aml_vdec_thread *thread;
855 int ret = 0;
856
857 thread = kzalloc(sizeof(*thread), GFP_KERNEL);
858 if (thread == NULL)
859 return -ENOMEM;
860
861 thread->type = type;
862 thread->func = func;
863 thread->priv = ctx;
864 sema_init(&thread->sem, 0);
865
866 thread->task = kthread_run(vdec_thread, thread, "aml-%s", thread_name);
867 if (IS_ERR(thread->task)) {
868 ret = PTR_ERR(thread->task);
869 thread->task = NULL;
870 goto err;
871 }
872
873 list_add(&thread->node, &ctx->vdec_thread_list);
874
875 return 0;
876
877err:
878 kfree(thread);
879
880 return ret;
881}
882EXPORT_SYMBOL_GPL(aml_thread_start);
883
884void aml_thread_stop(struct aml_vcodec_ctx *ctx)
885{
886 struct aml_vdec_thread *thread = NULL;
887
888 while (!list_empty(&ctx->vdec_thread_list)) {
889 thread = list_entry(ctx->vdec_thread_list.next,
890 struct aml_vdec_thread, node);
891 list_del(&thread->node);
892 thread->stop = true;
893 up(&thread->sem);
894 kthread_stop(thread->task);
895 thread->task = NULL;
896 kfree(thread);
897 }
898}
899EXPORT_SYMBOL_GPL(aml_thread_stop);
900
901static int vidioc_try_decoder_cmd(struct file *file, void *priv,
902 struct v4l2_decoder_cmd *cmd)
903{
904 switch (cmd->cmd) {
905 case V4L2_DEC_CMD_STOP:
906 case V4L2_DEC_CMD_START:
907 if (cmd->flags != 0) {
908 aml_v4l2_err("cmd->flags=%u", cmd->flags);
909 return -EINVAL;
910 }
911 break;
912 default:
913 return -EINVAL;
914 }
915
916 return 0;
917}
918
919static int vidioc_decoder_cmd(struct file *file, void *priv,
920 struct v4l2_decoder_cmd *cmd)
921{
922 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
923 struct vb2_queue *src_vq, *dst_vq;
924 int ret;
925
926 ret = vidioc_try_decoder_cmd(file, priv, cmd);
927 if (ret)
928 return ret;
929
930 aml_v4l2_debug(2, "[%d] %s() [%d], cmd: %u",
931 ctx->id, __func__, __LINE__, cmd->cmd);
932 dst_vq = v4l2_m2m_get_vq(ctx->m2m_ctx,
933 multiplanar ? V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE :
934 V4L2_BUF_TYPE_VIDEO_CAPTURE);
935 switch (cmd->cmd) {
936 case V4L2_DEC_CMD_STOP:
937
938 if (ctx->state != AML_STATE_ACTIVE)
939 return 0;
940
941 src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx,
942 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
943 if (!vb2_is_streaming(src_vq)) {
944 pr_err("[%d] Output stream is off. No need to flush.\n", ctx->id);
945 return 0;
946 }
947
948 if (!vb2_is_streaming(dst_vq)) {
949 pr_err("[%d] Capture stream is off. No need to flush.\n", ctx->id);
950 return 0;
951 }
952
953 /* flush src */
954 v4l2_m2m_buf_queue(ctx->m2m_ctx, &ctx->empty_flush_buf->vb);
955 v4l2_m2m_try_schedule(ctx->m2m_ctx);//pay attention
956
957 break;
958
959 case V4L2_DEC_CMD_START:
960 aml_v4l2_debug(4, "[%d] CMD V4L2_DEC_CMD_START ", ctx->id);
961 vb2_clear_last_buffer_dequeued(dst_vq);//pay attention
962 break;
963
964 default:
965 return -EINVAL;
966 }
967
968 return 0;
969}
970
971static int vidioc_decoder_streamon(struct file *file, void *priv,
972 enum v4l2_buf_type i)
973{
974 struct v4l2_fh *fh = file->private_data;
975 struct aml_vcodec_ctx *ctx = fh_to_ctx(fh);
976 struct vb2_queue *q;
977
978 q = v4l2_m2m_get_vq(fh->m2m_ctx, i);
979 if (!V4L2_TYPE_IS_OUTPUT(q->type)) {
980 if (ctx->is_stream_off) {
981 mutex_lock(&ctx->state_lock);
982 if (ctx->state == AML_STATE_ACTIVE ||
983 ctx->state == AML_STATE_FLUSHING ||
984 ctx->state == AML_STATE_FLUSHED) {
985 ctx->state = AML_STATE_RESET;
986 ctx->v4l_codec_ready = false;
987 ctx->v4l_codec_dpb_ready = false;
988
989 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_RESET)",
990 ctx->id, __func__);
991 aml_vdec_reset(ctx);
992 }
993 mutex_unlock(&ctx->state_lock);
994
995 ctx->is_stream_off = false;
996 }
997 }
998 return v4l2_m2m_ioctl_streamon(file, priv, i);
999}
1000
1001static int vidioc_decoder_streamoff(struct file *file, void *priv,
1002 enum v4l2_buf_type i)
1003{
1004 struct v4l2_fh *fh = file->private_data;
1005 struct aml_vcodec_ctx *ctx = fh_to_ctx(fh);
1006 struct vb2_queue *q;
1007
1008 q = v4l2_m2m_get_vq(fh->m2m_ctx, i);
1009 if (!V4L2_TYPE_IS_OUTPUT(q->type)) {
1010 ctx->is_stream_off = true;
1011 }
1012
1013 return v4l2_m2m_ioctl_streamoff(file, priv, i);
1014}
1015
1016static int vidioc_decoder_reqbufs(struct file *file, void *priv,
1017 struct v4l2_requestbuffers *rb)
1018{
1019 struct v4l2_fh *fh = file->private_data;
1020 struct vb2_queue *q;
1021
1022 q = v4l2_m2m_get_vq(fh->m2m_ctx, rb->type);
1023
1024 if (!rb->count)
1025 vb2_queue_release(q);
1026
1027 return v4l2_m2m_ioctl_reqbufs(file, priv, rb);
1028}
1029
1030void aml_vcodec_dec_release(struct aml_vcodec_ctx *ctx)
1031{
1032 ctx->state = AML_STATE_ABORT;
1033 ctx->v4l_codec_ready = false;
1034 ctx->v4l_codec_dpb_ready = false;
1035 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_ABORT)",
1036 ctx->id, __func__);
1037
1038 vdec_if_deinit(ctx);
1039}
1040
1041void aml_vcodec_dec_set_default_params(struct aml_vcodec_ctx *ctx)
1042{
1043 struct aml_q_data *q_data;
1044
1045 ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
1046 ctx->fh.m2m_ctx = ctx->m2m_ctx;
1047 ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
1048 INIT_WORK(&ctx->decode_work, aml_vdec_worker);
1049 ctx->colorspace = V4L2_COLORSPACE_REC709;
1050 ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1051 ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
1052 ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1053 ctx->dev->dec_capability = 0;//VCODEC_CAPABILITY_4K_DISABLED;//disable 4k
1054
1055 q_data = &ctx->q_data[AML_Q_DATA_SRC];
1056 memset(q_data, 0, sizeof(struct aml_q_data));
1057 q_data->visible_width = DFT_CFG_WIDTH;
1058 q_data->visible_height = DFT_CFG_HEIGHT;
1059 q_data->fmt = &aml_video_formats[OUT_FMT_IDX];
1060 q_data->field = V4L2_FIELD_NONE;
1061
1062 q_data->sizeimage[0] = (1024 * 1024);//DFT_CFG_WIDTH * DFT_CFG_HEIGHT; //1m
1063 q_data->bytesperline[0] = 0;
1064
1065 q_data = &ctx->q_data[AML_Q_DATA_DST];
1066 memset(q_data, 0, sizeof(struct aml_q_data));
1067 q_data->visible_width = DFT_CFG_WIDTH;
1068 q_data->visible_height = DFT_CFG_HEIGHT;
1069 q_data->coded_width = DFT_CFG_WIDTH;
1070 q_data->coded_height = DFT_CFG_HEIGHT;
1071 q_data->fmt = &aml_video_formats[CAP_FMT_IDX];
1072 q_data->field = V4L2_FIELD_NONE;
1073
1074 v4l_bound_align_image(&q_data->coded_width,
1075 AML_VDEC_MIN_W,
1076 AML_VDEC_MAX_W, 4,
1077 &q_data->coded_height,
1078 AML_VDEC_MIN_H,
1079 AML_VDEC_MAX_H, 5, 6);
1080
1081 q_data->sizeimage[0] = q_data->coded_width * q_data->coded_height;
1082 q_data->bytesperline[0] = q_data->coded_width;
1083 q_data->sizeimage[1] = q_data->sizeimage[0] / 2;
1084 q_data->bytesperline[1] = q_data->coded_width;
1085
1086 ctx->state = AML_STATE_IDLE;
1087 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_IDLE)",
1088 ctx->id, __func__);
1089}
1090
1091static int vidioc_vdec_qbuf(struct file *file, void *priv,
1092 struct v4l2_buffer *buf)
1093{
1094 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1095
1096 if (ctx->state == AML_STATE_ABORT) {
1097 aml_v4l2_err("[%d] Call on QBUF after unrecoverable error, type = %s",
1098 ctx->id, V4L2_TYPE_IS_OUTPUT(buf->type) ?
1099 "OUT" : "IN");
1100 return -EIO;
1101 }
1102
1103 return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
1104}
1105
1106static int vidioc_vdec_dqbuf(struct file *file, void *priv,
1107 struct v4l2_buffer *buf)
1108{
1109 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1110 int ret;
1111
1112 if (ctx->state == AML_STATE_ABORT) {
1113 aml_v4l2_err("[%d] Call on DQBUF after unrecoverable error, type = %s",
1114 ctx->id, V4L2_TYPE_IS_OUTPUT(buf->type) ?
1115 "OUT" : "IN");
1116 if (!V4L2_TYPE_IS_OUTPUT(buf->type))
1117 return -EIO;
1118 }
1119
1120 ret = v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
1121
1122 if (!ret && !V4L2_TYPE_IS_OUTPUT(buf->type)) {
1123 struct vb2_queue *vq;
1124 struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
1125 struct aml_video_dec_buf *aml_buf = NULL;
1126 struct file *file = NULL;
1127
1128 mutex_lock(&ctx->lock);
1129 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, buf->type);
1130 vb2_v4l2 = to_vb2_v4l2_buffer(vq->bufs[buf->index]);
1131 aml_buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1132
1133 file = fget(vb2_v4l2->private);
1134 if (is_v4l2_buf_file(file) &&
1135 !aml_buf->privdata.is_install) {
1136 dmabuf_fd_install_data(vb2_v4l2->private,
1137 (void*)&aml_buf->privdata,
1138 sizeof(struct file_privdata));
1139 aml_buf->privdata.is_install = true;
1140 }
1141 fput(file);
1142 mutex_unlock(&ctx->lock);
1143 }
1144
1145 return ret;
1146}
1147
1148static int vidioc_vdec_querycap(struct file *file, void *priv,
1149 struct v4l2_capability *cap)
1150{
1151 strlcpy(cap->driver, AML_VCODEC_DEC_NAME, sizeof(cap->driver));
1152 strlcpy(cap->bus_info, AML_PLATFORM_STR, sizeof(cap->bus_info));
1153 strlcpy(cap->card, AML_PLATFORM_STR, sizeof(cap->card));
1154
1155 return 0;
1156}
1157
1158static int vidioc_vdec_subscribe_evt(struct v4l2_fh *fh,
1159 const struct v4l2_event_subscription *sub)
1160{
1161 switch (sub->type) {
1162 case V4L2_EVENT_EOS:
1163 return v4l2_event_subscribe(fh, sub, 2, NULL);
1164 case V4L2_EVENT_SOURCE_CHANGE:
1165 return v4l2_src_change_event_subscribe(fh, sub);
1166 default:
1167 return v4l2_ctrl_subscribe_event(fh, sub);
1168 }
1169}
1170
1171static int vidioc_try_fmt(struct v4l2_format *f, struct aml_video_fmt *fmt)
1172{
1173 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1174 int i;
1175
1176 pix_fmt_mp->field = V4L2_FIELD_NONE;
1177
1178 if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1179 pix_fmt_mp->num_planes = 1;
1180 pix_fmt_mp->plane_fmt[0].bytesperline = 0;
1181 } else if (!V4L2_TYPE_IS_OUTPUT(f->type)) {
1182 int tmp_w, tmp_h;
1183
1184 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
1185 AML_VDEC_MIN_H,
1186 AML_VDEC_MAX_H);
1187 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
1188 AML_VDEC_MIN_W,
1189 AML_VDEC_MAX_W);
1190
1191 /*
1192 * Find next closer width align 64, heign align 64, size align
1193 * 64 rectangle
1194 * Note: This only get default value, the real HW needed value
1195 * only available when ctx in AML_STATE_PROBE state
1196 */
1197 tmp_w = pix_fmt_mp->width;
1198 tmp_h = pix_fmt_mp->height;
1199 v4l_bound_align_image(&pix_fmt_mp->width,
1200 AML_VDEC_MIN_W,
1201 AML_VDEC_MAX_W, 6,
1202 &pix_fmt_mp->height,
1203 AML_VDEC_MIN_H,
1204 AML_VDEC_MAX_H, 6, 9);
1205
1206 if (pix_fmt_mp->width < tmp_w &&
1207 (pix_fmt_mp->width + 64) <= AML_VDEC_MAX_W)
1208 pix_fmt_mp->width += 64;
1209 if (pix_fmt_mp->height < tmp_h &&
1210 (pix_fmt_mp->height + 64) <= AML_VDEC_MAX_H)
1211 pix_fmt_mp->height += 64;
1212
1213 aml_v4l2_debug(4,
1214 "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d",
1215 tmp_w, tmp_h, pix_fmt_mp->width,
1216 pix_fmt_mp->height,
1217 pix_fmt_mp->width * pix_fmt_mp->height);
1218
1219 pix_fmt_mp->num_planes = fmt->num_planes;
1220 pix_fmt_mp->plane_fmt[0].sizeimage =
1221 pix_fmt_mp->width * pix_fmt_mp->height;
1222 pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
1223
1224 if (pix_fmt_mp->num_planes == 2) {
1225 pix_fmt_mp->plane_fmt[1].sizeimage =
1226 (pix_fmt_mp->width * pix_fmt_mp->height) / 2;
1227 pix_fmt_mp->plane_fmt[1].bytesperline =
1228 pix_fmt_mp->width;
1229 }
1230 }
1231
1232 for (i = 0; i < pix_fmt_mp->num_planes; i++)
1233 memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
1234 sizeof(pix_fmt_mp->plane_fmt[0].reserved));
1235
1236 pix_fmt_mp->flags = 0;
1237 memset(&pix_fmt_mp->reserved, 0x0, sizeof(pix_fmt_mp->reserved));
1238 return 0;
1239}
1240
1241static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
1242 struct v4l2_format *f)
1243{
1244 struct aml_video_fmt *fmt = NULL;
1245
1246 fmt = aml_vdec_find_format(f);
1247 if (!fmt)
1248 return -EINVAL;
1249
1250 return vidioc_try_fmt(f, fmt);
1251}
1252
1253static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
1254 struct v4l2_format *f)
1255{
1256 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1257 struct aml_video_fmt *fmt = NULL;
1258
1259 fmt = aml_vdec_find_format(f);
1260 if (!fmt)
1261 return -EINVAL;
1262
1263 if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) {
1264 aml_v4l2_err("sizeimage of output format must be given");
1265 return -EINVAL;
1266 }
1267
1268 return vidioc_try_fmt(f, fmt);
1269}
1270
1271static int vidioc_vdec_g_selection(struct file *file, void *priv,
1272 struct v4l2_selection *s)
1273{
1274 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1275 struct aml_q_data *q_data;
1276
1277 if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1278 return -EINVAL;
1279
1280 q_data = &ctx->q_data[AML_Q_DATA_DST];
1281
1282 switch (s->target) {
1283 case V4L2_SEL_TGT_COMPOSE_DEFAULT:
1284 s->r.left = 0;
1285 s->r.top = 0;
1286 s->r.width = ctx->picinfo.visible_width;
1287 s->r.height = ctx->picinfo.visible_height;
1288 break;
1289 case V4L2_SEL_TGT_COMPOSE_BOUNDS:
1290 s->r.left = 0;
1291 s->r.top = 0;
1292 s->r.width = ctx->picinfo.coded_width;
1293 s->r.height = ctx->picinfo.coded_height;
1294 break;
1295 case V4L2_SEL_TGT_COMPOSE:
1296 if (vdec_if_get_param(ctx, GET_PARAM_CROP_INFO, &(s->r))) {
1297 /* set to default value if header info not ready yet*/
1298 s->r.left = 0;
1299 s->r.top = 0;
1300 s->r.width = q_data->visible_width;
1301 s->r.height = q_data->visible_height;
1302 }
1303 break;
1304 default:
1305 return -EINVAL;
1306 }
1307
1308 if (ctx->state < AML_STATE_PROBE) {
1309 /* set to default value if header info not ready yet*/
1310 s->r.left = 0;
1311 s->r.top = 0;
1312 s->r.width = q_data->visible_width;
1313 s->r.height = q_data->visible_height;
1314 return 0;
1315 }
1316
1317 return 0;
1318}
1319
1320static int vidioc_vdec_s_selection(struct file *file, void *priv,
1321 struct v4l2_selection *s)
1322{
1323 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1324
1325 if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1326 return -EINVAL;
1327
1328 switch (s->target) {
1329 case V4L2_SEL_TGT_COMPOSE:
1330 s->r.left = 0;
1331 s->r.top = 0;
1332 s->r.width = ctx->picinfo.visible_width;
1333 s->r.height = ctx->picinfo.visible_height;
1334 break;
1335 default:
1336 return -EINVAL;
1337 }
1338
1339 return 0;
1340}
1341
1342static int vidioc_vdec_s_fmt(struct file *file, void *priv,
1343 struct v4l2_format *f)
1344{
1345 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1346 struct v4l2_pix_format_mplane *pix_mp;
1347 struct aml_q_data *q_data;
1348 int ret = 0;
1349 struct aml_video_fmt *fmt;
1350
1351 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
1352
1353 q_data = aml_vdec_get_q_data(ctx, f->type);
1354 if (!q_data)
1355 return -EINVAL;
1356
1357 pix_mp = &f->fmt.pix_mp;
1358 if ((f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
1359 vb2_is_busy(&ctx->m2m_ctx->out_q_ctx.q)) {
1360 aml_v4l2_err("[%d] out_q_ctx buffers already requested", ctx->id);
1361 }
1362
1363 if ((!V4L2_TYPE_IS_OUTPUT(f->type)) &&
1364 vb2_is_busy(&ctx->m2m_ctx->cap_q_ctx.q)) {
1365 aml_v4l2_err("[%d] cap_q_ctx buffers already requested", ctx->id);
1366 }
1367
1368 fmt = aml_vdec_find_format(f);
1369 if (fmt == NULL) {
1370 if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1371 f->fmt.pix.pixelformat =
1372 aml_video_formats[OUT_FMT_IDX].fourcc;
1373 fmt = aml_vdec_find_format(f);
1374 } else if (!V4L2_TYPE_IS_OUTPUT(f->type)) {
1375 f->fmt.pix.pixelformat =
1376 aml_video_formats[CAP_FMT_IDX].fourcc;
1377 fmt = aml_vdec_find_format(f);
1378 }
1379 }
1380
1381 q_data->fmt = fmt;
1382 vidioc_try_fmt(f, q_data->fmt);
1383 if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1384 q_data->sizeimage[0] = pix_mp->plane_fmt[0].sizeimage;
1385 q_data->coded_width = pix_mp->width;
1386 q_data->coded_height = pix_mp->height;
1387
1388 aml_v4l2_debug(4, "[%d] %s() [%d], w: %d, h: %d, size: %d",
1389 ctx->id, __func__, __LINE__, pix_mp->width, pix_mp->height,
1390 pix_mp->plane_fmt[0].sizeimage);
1391
1392 ctx->colorspace = f->fmt.pix_mp.colorspace;
1393 ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
1394 ctx->quantization = f->fmt.pix_mp.quantization;
1395 ctx->xfer_func = f->fmt.pix_mp.xfer_func;
1396
1397 mutex_lock(&ctx->state_lock);
1398 if (ctx->state == AML_STATE_IDLE) {
1399 ret = vdec_if_init(ctx, q_data->fmt->fourcc);
1400 if (ret) {
1401 aml_v4l2_err("[%d]: vdec_if_init() fail ret=%d",
1402 ctx->id, ret);
1403 mutex_unlock(&ctx->state_lock);
1404 return -EINVAL;
1405 }
1406 ctx->state = AML_STATE_INIT;
1407 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_INIT)",
1408 ctx->id, __func__);
1409 }
1410 mutex_unlock(&ctx->state_lock);
1411 }
1412
1413 return 0;
1414}
1415
1416static int vidioc_enum_framesizes(struct file *file, void *priv,
1417 struct v4l2_frmsizeenum *fsize)
1418{
1419 int i = 0;
1420 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1421
1422 if (fsize->index != 0)
1423 return -EINVAL;
1424
1425 for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) {
1426 if (fsize->pixel_format != aml_vdec_framesizes[i].fourcc)
1427 continue;
1428
1429 fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
1430 fsize->stepwise = aml_vdec_framesizes[i].stepwise;
1431 if (!(ctx->dev->dec_capability &
1432 VCODEC_CAPABILITY_4K_DISABLED)) {
1433 aml_v4l2_debug(4, "[%d] 4K is enabled", ctx->id);
1434 fsize->stepwise.max_width =
1435 VCODEC_DEC_4K_CODED_WIDTH;
1436 fsize->stepwise.max_height =
1437 VCODEC_DEC_4K_CODED_HEIGHT;
1438 }
1439 aml_v4l2_debug(4, "[%d] %x, %d %d %d %d %d %d",
1440 ctx->id, ctx->dev->dec_capability,
1441 fsize->stepwise.min_width,
1442 fsize->stepwise.max_width,
1443 fsize->stepwise.step_width,
1444 fsize->stepwise.min_height,
1445 fsize->stepwise.max_height,
1446 fsize->stepwise.step_height);
1447 return 0;
1448 }
1449
1450 return -EINVAL;
1451}
1452
1453static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue)
1454{
1455 struct aml_video_fmt *fmt;
1456 int i, j = 0;
1457
1458 for (i = 0; i < NUM_FORMATS; i++) {
1459 if (output_queue && (aml_video_formats[i].type != AML_FMT_DEC))
1460 continue;
1461 if (!output_queue &&
1462 (aml_video_formats[i].type != AML_FMT_FRAME))
1463 continue;
1464
1465 if (j == f->index)
1466 break;
1467 ++j;
1468 }
1469
1470 if (i == NUM_FORMATS)
1471 return -EINVAL;
1472
1473 fmt = &aml_video_formats[i];
1474 f->pixelformat = fmt->fourcc;
1475
1476 return 0;
1477}
1478
1479static int vidioc_vdec_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
1480 struct v4l2_fmtdesc *f)
1481{
1482 return vidioc_enum_fmt(f, false);
1483}
1484
1485static int vidioc_vdec_enum_fmt_vid_out_mplane(struct file *file, void *priv,
1486 struct v4l2_fmtdesc *f)
1487{
1488 return vidioc_enum_fmt(f, true);
1489}
1490
1491static int vidioc_vdec_g_fmt(struct file *file, void *priv,
1492 struct v4l2_format *f)
1493{
1494 struct aml_vcodec_ctx *ctx = fh_to_ctx(priv);
1495 struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
1496 struct vb2_queue *vq;
1497 struct aml_q_data *q_data;
1498
1499 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
1500 if (!vq) {
1501 aml_v4l2_err("[%d] no vb2 queue for type=%d", ctx->id, f->type);
1502 return -EINVAL;
1503 }
1504
1505 q_data = aml_vdec_get_q_data(ctx, f->type);
1506
1507 pix_mp->field = V4L2_FIELD_NONE;
1508 pix_mp->colorspace = ctx->colorspace;
1509 pix_mp->ycbcr_enc = ctx->ycbcr_enc;
1510 pix_mp->quantization = ctx->quantization;
1511 pix_mp->xfer_func = ctx->xfer_func;
1512
1513 if ((!V4L2_TYPE_IS_OUTPUT(f->type)) &&
1514 (ctx->state >= AML_STATE_PROBE)) {
1515 /* Until STREAMOFF is called on the CAPTURE queue
1516 * (acknowledging the event), the driver operates as if
1517 * the resolution hasn't changed yet.
1518 * So we just return picinfo yet, and update picinfo in
1519 * stop_streaming hook function
1520 */
1521 /* it is used for alloc the decode buffer size. */
1522 q_data->sizeimage[0] = ctx->picinfo.y_len_sz;
1523 q_data->sizeimage[1] = ctx->picinfo.c_len_sz;
1524
1525 /* it is used for alloc the EGL image buffer size. */
1526 q_data->coded_width = ctx->picinfo.coded_width;
1527 q_data->coded_height = ctx->picinfo.coded_height;
1528
1529 q_data->bytesperline[0] = ctx->picinfo.coded_width;
1530 q_data->bytesperline[1] = ctx->picinfo.coded_width;
1531
1532 /*
1533 * Width and height are set to the dimensions
1534 * of the movie, the buffer is bigger and
1535 * further processing stages should crop to this
1536 * rectangle.
1537 */
1538 pix_mp->width = q_data->coded_width;
1539 pix_mp->height = q_data->coded_height;
1540
1541 /*
1542 * Set pixelformat to the format in which mt vcodec
1543 * outputs the decoded frame
1544 */
1545 pix_mp->num_planes = q_data->fmt->num_planes;
1546 pix_mp->pixelformat = q_data->fmt->fourcc;
1547 pix_mp->plane_fmt[0].bytesperline = q_data->bytesperline[0];
1548 pix_mp->plane_fmt[0].sizeimage = q_data->sizeimage[0];
1549 pix_mp->plane_fmt[1].bytesperline = q_data->bytesperline[1];
1550 pix_mp->plane_fmt[1].sizeimage = q_data->sizeimage[1];
1551 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1552 /*
1553 * This is run on OUTPUT
1554 * The buffer contains compressed image
1555 * so width and height have no meaning.
1556 * Assign value here to pass v4l2-compliance test
1557 */
1558 pix_mp->width = q_data->visible_width;
1559 pix_mp->height = q_data->visible_height;
1560 pix_mp->plane_fmt[0].bytesperline = q_data->bytesperline[0];
1561 pix_mp->plane_fmt[0].sizeimage = q_data->sizeimage[0];
1562 pix_mp->pixelformat = q_data->fmt->fourcc;
1563 pix_mp->num_planes = q_data->fmt->num_planes;
1564 } else {
1565 pix_mp->width = q_data->coded_width;
1566 pix_mp->height = q_data->coded_height;
1567 pix_mp->num_planes = q_data->fmt->num_planes;
1568 pix_mp->pixelformat = q_data->fmt->fourcc;
1569 pix_mp->plane_fmt[0].bytesperline = q_data->bytesperline[0];
1570 pix_mp->plane_fmt[0].sizeimage = q_data->sizeimage[0];
1571 pix_mp->plane_fmt[1].bytesperline = q_data->bytesperline[1];
1572 pix_mp->plane_fmt[1].sizeimage = q_data->sizeimage[1];
1573
1574 aml_v4l2_debug(4, "[%d] type=%d state=%d Format information could not be read, not ready yet!",
1575 ctx->id, f->type, ctx->state);
1576 return -EINVAL;
1577 }
1578
1579 return 0;
1580}
1581
1582/*int vidioc_vdec_g_ctrl(struct file *file, void *fh,
1583 struct v4l2_control *a)
1584{
1585 struct aml_vcodec_ctx *ctx = fh_to_ctx(fh);
1586
1587 if (a->id == V4L2_CID_MIN_BUFFERS_FOR_CAPTURE)
1588 a->value = 20;
1589
1590 return 0;
1591}*/
1592
1593static int vb2ops_vdec_queue_setup(struct vb2_queue *vq,
1594 unsigned int *nbuffers,
1595 unsigned int *nplanes,
1596 unsigned int sizes[], struct device *alloc_devs[])
1597{
1598 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
1599 struct aml_q_data *q_data;
1600 unsigned int i;
1601
1602 q_data = aml_vdec_get_q_data(ctx, vq->type);
1603
1604 if (q_data == NULL) {
1605 aml_v4l2_err("[%d] vq->type=%d err", ctx->id, vq->type);
1606 return -EINVAL;
1607 }
1608
1609 if (*nplanes) {
1610 for (i = 0; i < *nplanes; i++) {
1611 if (sizes[i] < q_data->sizeimage[i])
1612 return -EINVAL;
1613 //alloc_devs[i] = &ctx->dev->plat_dev->dev;
1614 alloc_devs[i] = v4l_get_dev_from_codec_mm();//alloc mm from the codec mm
1615 }
1616 } else {
1617 if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1618 *nplanes = 2;
1619 else
1620 *nplanes = 1;
1621
1622 for (i = 0; i < *nplanes; i++) {
1623 sizes[i] = q_data->sizeimage[i];
1624 //alloc_devs[i] = &ctx->dev->plat_dev->dev;
1625 alloc_devs[i] = v4l_get_dev_from_codec_mm();//alloc mm from the codec mm
1626 }
1627 }
1628
1629 pr_info("[%d] type: %d, plane: %d, buf cnt: %d, size: [Y: %u, C: %u]\n",
1630 ctx->id, vq->type, *nplanes, *nbuffers, sizes[0], sizes[1]);
1631
1632 return 0;
1633}
1634
1635static int vb2ops_vdec_buf_prepare(struct vb2_buffer *vb)
1636{
1637 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
1638 struct aml_q_data *q_data;
1639 int i;
1640
1641 aml_v4l2_debug(4, "[%d] (%d) id=%d",
1642 ctx->id, vb->vb2_queue->type, vb->index);
1643
1644 q_data = aml_vdec_get_q_data(ctx, vb->vb2_queue->type);
1645
1646 for (i = 0; i < q_data->fmt->num_planes; i++) {
1647 if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
1648 aml_v4l2_err("[%d] data will not fit into plane %d (%lu < %d)",
1649 ctx->id, i, vb2_plane_size(vb, i),
1650 q_data->sizeimage[i]);
1651 }
1652 }
1653
1654 return 0;
1655}
1656
1657static void vb2ops_vdec_buf_queue(struct vb2_buffer *vb)
1658{
1659 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
1660 struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
1661 struct aml_video_dec_buf *buf = NULL;
1662 struct aml_vcodec_mem src_mem;
1663 unsigned int dpb = 0;
1664
1665 vb2_v4l2 = to_vb2_v4l2_buffer(vb);
1666 buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1667
1668 aml_v4l2_debug(3, "[%d] %s(), vb: %p, type: %d, idx: %d, state: %d, used: %d",
1669 ctx->id, __func__, vb, vb->vb2_queue->type,
1670 vb->index, vb->state, buf->used);
1671 /*
1672 * check if this buffer is ready to be used after decode
1673 */
1674 if (!V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) {
1675 aml_v4l2_debug(3, "[%d] %s() [%d], y_addr: %lx, vf_h: %lx, state: %d", ctx->id,
1676 __func__, __LINE__, buf->frame_buffer.m.mem[0].addr,
1677 buf->frame_buffer.vf_handle, buf->frame_buffer.status);
1678
1679 if (!buf->que_in_m2m) {
1680 aml_v4l2_debug(2, "[%d] enque capture buf idx %d, %p",
1681 ctx->id, vb->index, vb);
1682 v4l2_m2m_buf_queue(ctx->m2m_ctx, vb2_v4l2);
1683 buf->que_in_m2m = true;
1684 buf->queued_in_vb2 = true;
1685 buf->queued_in_v4l2 = true;
1686 buf->ready_to_display = false;
1687 } else if (buf->frame_buffer.status == FB_ST_DISPLAY) {
1688 buf->queued_in_vb2 = false;
1689 buf->queued_in_v4l2 = true;
1690 buf->ready_to_display = false;
1691
1692 /* recycle vf */
1693 video_vf_put(ctx->ada_ctx->recv_name,
1694 &buf->frame_buffer, ctx->id);
1695 }
1696 return;
1697 }
1698
1699 v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
1700
1701 if (ctx->state != AML_STATE_INIT) {
1702 aml_v4l2_debug(4, "[%d] already init driver %d",
1703 ctx->id, ctx->state);
1704 return;
1705 }
1706
1707 vb2_v4l2 = to_vb2_v4l2_buffer(vb);
1708 buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1709 if (buf->lastframe) {
1710 /* This shouldn't happen. Just in case. */
1711 aml_v4l2_err("[%d] Invalid flush buffer.", ctx->id);
1712 v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1713 return;
1714 }
1715
1716 src_mem.vaddr = vb2_plane_vaddr(vb, 0);
1717 src_mem.dma_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
1718 src_mem.size = vb->planes[0].bytesused;
1719 if (vdec_if_probe(ctx, &src_mem, NULL)) {
1720 v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1721 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(vb), VB2_BUF_STATE_DONE);
1722 return;
1723 }
1724
1725 if (vdec_if_get_param(ctx, GET_PARAM_PIC_INFO, &ctx->picinfo)) {
1726 pr_err("[%d] GET_PARAM_PICTURE_INFO err\n", ctx->id);
1727 return;
1728 }
1729
1730 if (vdec_if_get_param(ctx, GET_PARAM_DPB_SIZE, &dpb)) {
1731 pr_err("[%d] GET_PARAM_DPB_SIZE err\n", ctx->id);
1732 return;
1733 }
1734
1735 if (!dpb)
1736 return;
1737
1738 ctx->dpb_size = dpb;
1739 ctx->last_decoded_picinfo = ctx->picinfo;
1740 aml_vdec_queue_res_chg_event(ctx);
1741
1742 mutex_lock(&ctx->state_lock);
1743 if (ctx->state == AML_STATE_INIT) {
1744 ctx->state = AML_STATE_PROBE;
1745 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_PROBE)",
1746 ctx->id, __func__);
1747 }
1748 mutex_unlock(&ctx->state_lock);
1749}
1750
1751static void vb2ops_vdec_buf_finish(struct vb2_buffer *vb)
1752{
1753 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
1754 struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
1755 struct aml_video_dec_buf *buf = NULL;
1756 bool buf_error;
1757
1758 vb2_v4l2 = container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
1759 buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1760
1761 if (!V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) {
1762 buf->queued_in_v4l2 = false;
1763 buf->queued_in_vb2 = false;
1764 }
1765 buf_error = buf->error;
1766
1767 if (buf_error) {
1768 aml_v4l2_err("[%d] Unrecoverable error on buffer.", ctx->id);
1769 ctx->state = AML_STATE_ABORT;
1770 aml_v4l2_debug(1, "[%d] %s() vcodec state (AML_STATE_ABORT)",
1771 ctx->id, __func__);
1772 }
1773}
1774
1775static int vb2ops_vdec_buf_init(struct vb2_buffer *vb)
1776{
1777 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
1778 struct vb2_v4l2_buffer *vb2_v4l2 = container_of(vb,
1779 struct vb2_v4l2_buffer, vb2_buf);
1780 struct aml_video_dec_buf *buf = container_of(vb2_v4l2,
1781 struct aml_video_dec_buf, vb);
1782 unsigned int size, phy_addr = 0;
1783 char *owner = __getname();
1784
1785 aml_v4l2_debug(4, "[%d] (%d) id=%d",
1786 ctx->id, vb->vb2_queue->type, vb->index);
1787
1788 if (!V4L2_TYPE_IS_OUTPUT(vb->vb2_queue->type)) {
1789 buf->used = false;
1790 buf->ready_to_display = false;
1791 buf->queued_in_v4l2 = false;
1792 buf->frame_buffer.status = FB_ST_NORMAL;
1793 } else {
1794 buf->lastframe = false;
1795 }
1796
1797 /* codec_mm buffers count */
1798 if (V4L2_TYPE_IS_OUTPUT(vb->type)) {
1799 size = vb->planes[0].length;
1800 phy_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
1801 snprintf(owner, PATH_MAX, "%s-%d", "v4l-input", ctx->id);
1802 strncpy(buf->mem_onwer, owner, sizeof(buf->mem_onwer));
1803 buf->mem_onwer[sizeof(buf->mem_onwer) - 1] = '\0';
1804
1805 buf->mem[0] = v4l_reqbufs_from_codec_mm(buf->mem_onwer,
1806 phy_addr, size, vb->index);
1807 aml_v4l2_debug(3, "[%d] IN alloc, addr: %x, size: %u, idx: %u",
1808 ctx->id, phy_addr, size, vb->index);
1809 } else {
1810 snprintf(owner, PATH_MAX, "%s-%d", "v4l-output", ctx->id);
1811 strncpy(buf->mem_onwer, owner, sizeof(buf->mem_onwer));
1812 buf->mem_onwer[sizeof(buf->mem_onwer) - 1] = '\0';
1813
1814 if ((vb->memory == VB2_MEMORY_MMAP) && (vb->num_planes == 1)) {
1815 size = vb->planes[0].length;
1816 phy_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
1817 buf->mem[0] = v4l_reqbufs_from_codec_mm(buf->mem_onwer,
1818 phy_addr, size, vb->index);
1819 aml_v4l2_debug(3, "[%d] OUT Y alloc, addr: %x, size: %u, idx: %u",
1820 ctx->id, phy_addr, size, vb->index);
1821 } else if ((vb->memory == VB2_MEMORY_MMAP) && (vb->num_planes == 2)) {
1822 size = vb->planes[0].length;
1823 phy_addr = vb2_dma_contig_plane_dma_addr(vb, 0);
1824 buf->mem[0] = v4l_reqbufs_from_codec_mm(buf->mem_onwer,
1825 phy_addr, size, vb->index);
1826 aml_v4l2_debug(3, "[%d] OUT Y alloc, addr: %x, size: %u, idx: %u",
1827 ctx->id, phy_addr, size, vb->index);
1828
1829 size = vb->planes[1].length;
1830 phy_addr = vb2_dma_contig_plane_dma_addr(vb, 1);
1831 buf->mem[1] = v4l_reqbufs_from_codec_mm(buf->mem_onwer,
1832 phy_addr, size, vb->index);
1833 aml_v4l2_debug(3, "[%d] OUT C alloc, addr: %x, size: %u, idx: %u",
1834 ctx->id, phy_addr, size, vb->index);
1835 }
1836 }
1837
1838 __putname(owner);
1839
1840 return 0;
1841}
1842
1843static void codec_mm_bufs_cnt_clean(struct vb2_queue *q)
1844{
1845 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(q);
1846 struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
1847 struct aml_video_dec_buf *buf = NULL;
1848 int i;
1849
1850 for (i = 0; i < q->num_buffers; ++i) {
1851 vb2_v4l2 = to_vb2_v4l2_buffer(q->bufs[i]);
1852 buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1853 if (IS_ERR_OR_NULL(buf->mem[0]))
1854 return;
1855
1856 if (V4L2_TYPE_IS_OUTPUT(q->bufs[i]->type)) {
1857 v4l_freebufs_back_to_codec_mm(buf->mem_onwer, buf->mem[0]);
1858
1859 aml_v4l2_debug(3, "[%d] IN clean, addr: %lx, size: %u, idx: %u",
1860 ctx->id, buf->mem[0]->phy_addr, buf->mem[0]->buffer_size, i);
1861 buf->mem[0] = NULL;
1862 continue;
1863 }
1864
1865 if (q->memory == VB2_MEMORY_MMAP) {
1866 v4l_freebufs_back_to_codec_mm(buf->mem_onwer, buf->mem[0]);
1867 v4l_freebufs_back_to_codec_mm(buf->mem_onwer, buf->mem[1]);
1868
1869 aml_v4l2_debug(3, "[%d] OUT Y clean, addr: %lx, size: %u, idx: %u",
1870 ctx->id, buf->mem[0]->phy_addr, buf->mem[0]->buffer_size, i);
1871 aml_v4l2_debug(3, "[%d] OUT C clean, addr: %lx, size: %u, idx: %u",
1872 ctx->id, buf->mem[1]->phy_addr, buf->mem[1]->buffer_size, i);
1873 buf->mem[0] = NULL;
1874 buf->mem[1] = NULL;
1875 }
1876 }
1877}
1878
1879static int vb2ops_vdec_start_streaming(struct vb2_queue *q, unsigned int count)
1880{
1881 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(q);
1882
1883 ctx->has_receive_eos = false;
1884 v4l2_m2m_set_dst_buffered(ctx->fh.m2m_ctx, true);
1885
1886 return 0;
1887}
1888
1889static void vb2ops_vdec_stop_streaming(struct vb2_queue *q)
1890{
1891 struct aml_video_dec_buf *buf = NULL;
1892 struct vb2_v4l2_buffer *vb2_v4l2 = NULL;
1893 struct aml_vcodec_ctx *ctx = vb2_get_drv_priv(q);
1894 int i;
1895
1896 aml_v4l2_debug(3, "[%d] (%d) state=(%x) frame_cnt=%d",
1897 ctx->id, q->type, ctx->state, ctx->decoded_frame_cnt);
1898
1899 codec_mm_bufs_cnt_clean(q);
1900
1901 if (V4L2_TYPE_IS_OUTPUT(q->type)) {
1902 while ((vb2_v4l2 = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
1903 v4l2_m2m_buf_done(vb2_v4l2, VB2_BUF_STATE_ERROR);
1904 } else {
1905 for (i = 0; i < q->num_buffers; ++i) {
1906 vb2_v4l2 = to_vb2_v4l2_buffer(q->bufs[i]);
1907 buf = container_of(vb2_v4l2, struct aml_video_dec_buf, vb);
1908 buf->frame_buffer.status = FB_ST_NORMAL;
1909 buf->que_in_m2m = false;
1910 buf->privdata.is_install = false;
1911
1912 if (vb2_v4l2->vb2_buf.state == VB2_BUF_STATE_ACTIVE)
1913 v4l2_m2m_buf_done(vb2_v4l2, VB2_BUF_STATE_ERROR);
1914
1915 /*pr_info("idx: %d, state: %d\n",
1916 q->bufs[i]->index, q->bufs[i]->state);*/
1917 }
1918 }
1919 ctx->buf_used_count = 0;
1920}
1921
1922static void m2mops_vdec_device_run(void *priv)
1923{
1924 struct aml_vcodec_ctx *ctx = priv;
1925 struct aml_vcodec_dev *dev = ctx->dev;
1926
1927 aml_v4l2_debug(4, "[%d] %s() [%d]", ctx->id, __func__, __LINE__);
1928
1929 queue_work(dev->decode_workqueue, &ctx->decode_work);
1930}
1931
1932void vdec_device_vf_run(struct aml_vcodec_ctx *ctx)
1933{
1934 aml_v4l2_debug(3, "[%d] %s() [%d]", ctx->id, __func__, __LINE__);
1935
1936 if (ctx->state < AML_STATE_ACTIVE ||
1937 ctx->state > AML_STATE_FLUSHED)
1938 return;
1939
1940 aml_thread_notify(ctx, AML_THREAD_CAPTURE);
1941}
1942
1943static int m2mops_vdec_job_ready(void *m2m_priv)
1944{
1945 struct aml_vcodec_ctx *ctx = m2m_priv;
1946
1947 aml_v4l2_debug(4, "[%d] %s(), state: %d", ctx->id,
1948 __func__, ctx->state);
1949
1950 if (ctx->state < AML_STATE_PROBE ||
1951 ctx->state > AML_STATE_FLUSHED)
1952 return 0;
1953
1954 return 1;
1955}
1956
1957static void m2mops_vdec_job_abort(void *priv)
1958{
1959 struct aml_vcodec_ctx *ctx = priv;
1960
1961 aml_v4l2_debug(3, "[%d] %s() [%d]", ctx->id, __func__, __LINE__);
1962}
1963
1964static int aml_vdec_g_v_ctrl(struct v4l2_ctrl *ctrl)
1965{
1966 struct aml_vcodec_ctx *ctx = ctrl_to_ctx(ctrl);
1967 int ret = 0;
1968
1969 aml_v4l2_debug(4, "%s() [%d]", __func__, __LINE__);
1970
1971 switch (ctrl->id) {
1972 case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:
1973 if (ctx->state >= AML_STATE_PROBE) {
1974 ctrl->val = ctx->dpb_size;
1975 } else {
1976 pr_err("Seqinfo not ready.\n");
1977 ctrl->val = 0;
1978 ret = -EINVAL;
1979 }
1980 break;
1981 default:
1982 ret = -EINVAL;
1983 }
1984 return ret;
1985}
1986
1987static int aml_vdec_try_s_v_ctrl(struct v4l2_ctrl *ctrl)
1988{
1989 struct aml_vcodec_ctx *ctx = ctrl_to_ctx(ctrl);
1990
1991 aml_v4l2_debug(4, "%s() [%d]", __func__, __LINE__);
1992
1993 if (ctrl->id == AML_V4L2_SET_DECMODE) {
1994 ctx->is_drm_mode = ctrl->val;
1995 pr_info("set stream mode: %x\n", ctrl->val);
1996 }
1997
1998 return 0;
1999}
2000
2001static const struct v4l2_ctrl_ops aml_vcodec_dec_ctrl_ops = {
2002 .g_volatile_ctrl = aml_vdec_g_v_ctrl,
2003 .try_ctrl = aml_vdec_try_s_v_ctrl,
2004};
2005
2006static const struct v4l2_ctrl_config ctrl_st_mode = {
2007 .name = "stream mode",
2008 .id = AML_V4L2_SET_DECMODE,
2009 .ops = &aml_vcodec_dec_ctrl_ops,
2010 .type = V4L2_CTRL_TYPE_BOOLEAN,
2011 .flags = V4L2_CTRL_FLAG_WRITE_ONLY,
2012 .min = 0,
2013 .max = 1,
2014 .step = 1,
2015 .def = 0,
2016};
2017
2018int aml_vcodec_dec_ctrls_setup(struct aml_vcodec_ctx *ctx)
2019{
2020 int ret;
2021 struct v4l2_ctrl *ctrl;
2022
2023 v4l2_ctrl_handler_init(&ctx->ctrl_hdl, 1);
2024 ctrl = v4l2_ctrl_new_std(&ctx->ctrl_hdl,
2025 &aml_vcodec_dec_ctrl_ops,
2026 V4L2_CID_MIN_BUFFERS_FOR_CAPTURE,
2027 0, 32, 1, 1);
2028 ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
2029 if (ctx->ctrl_hdl.error) {
2030 ret = ctx->ctrl_hdl.error;
2031 goto err;
2032 }
2033
2034 ctrl = v4l2_ctrl_new_custom(&ctx->ctrl_hdl, &ctrl_st_mode, NULL);
2035 if (ctx->ctrl_hdl.error) {
2036 ret = ctx->ctrl_hdl.error;
2037 goto err;
2038 }
2039
2040 v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
2041
2042 return 0;
2043err:
2044 aml_v4l2_err("[%d] Adding control failed %d",
2045 ctx->id, ctx->ctrl_hdl.error);
2046 v4l2_ctrl_handler_free(&ctx->ctrl_hdl);
2047 return ret;
2048}
2049
2050static int vidioc_vdec_g_parm(struct file *file, void *fh,
2051 struct v4l2_streamparm *a)
2052{
2053 struct aml_vcodec_ctx *ctx = fh_to_ctx(fh);
2054
2055 if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
2056 if (vdec_if_get_param(ctx, GET_PARAM_CONFIG_INFO,
2057 &ctx->config.parm.dec)) {
2058 pr_err("[%d] GET_PARAM_CONFIG_INFO err\n", ctx->id);
2059 return -1;
2060 }
2061 memcpy(a->parm.raw_data, ctx->config.parm.data,
2062 sizeof(a->parm.raw_data));
2063 }
2064
2065 return 0;
2066}
2067
2068static int vidioc_vdec_s_parm(struct file *file, void *fh,
2069 struct v4l2_streamparm *a)
2070{
2071 struct aml_vcodec_ctx *ctx = fh_to_ctx(fh);
2072
2073 if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
2074 ctx->config.type = V4L2_CONFIG_PARM_DECODE;
2075 ctx->config.length = sizeof(a->parm.raw_data);
2076 memcpy(ctx->config.parm.data, a->parm.raw_data,
2077 sizeof(a->parm.raw_data));
2078 }
2079
2080 return 0;
2081}
2082
2083static void m2mops_vdec_lock(void *m2m_priv)
2084{
2085 struct aml_vcodec_ctx *ctx = m2m_priv;
2086
2087 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
2088 mutex_lock(&ctx->dev->dev_mutex);
2089}
2090
2091static void m2mops_vdec_unlock(void *m2m_priv)
2092{
2093 struct aml_vcodec_ctx *ctx = m2m_priv;
2094
2095 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
2096 mutex_unlock(&ctx->dev->dev_mutex);
2097}
2098
2099const struct v4l2_m2m_ops aml_vdec_m2m_ops = {
2100 .device_run = m2mops_vdec_device_run,
2101 .job_ready = m2mops_vdec_job_ready,
2102 .job_abort = m2mops_vdec_job_abort,
2103 .lock = m2mops_vdec_lock,
2104 .unlock = m2mops_vdec_unlock,
2105};
2106
2107static const struct vb2_ops aml_vdec_vb2_ops = {
2108 .queue_setup = vb2ops_vdec_queue_setup,
2109 .buf_prepare = vb2ops_vdec_buf_prepare,
2110 .buf_queue = vb2ops_vdec_buf_queue,
2111 .wait_prepare = vb2_ops_wait_prepare,
2112 .wait_finish = vb2_ops_wait_finish,
2113 .buf_init = vb2ops_vdec_buf_init,
2114 .buf_finish = vb2ops_vdec_buf_finish,
2115 .start_streaming = vb2ops_vdec_start_streaming,
2116 .stop_streaming = vb2ops_vdec_stop_streaming,
2117};
2118
2119const struct v4l2_ioctl_ops aml_vdec_ioctl_ops = {
2120 .vidioc_streamon = vidioc_decoder_streamon,
2121 .vidioc_streamoff = vidioc_decoder_streamoff,
2122 .vidioc_reqbufs = vidioc_decoder_reqbufs,
2123 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
2124 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf,//??
2125 //.vidioc_g_ctrl = vidioc_vdec_g_ctrl,
2126
2127 .vidioc_qbuf = vidioc_vdec_qbuf,
2128 .vidioc_dqbuf = vidioc_vdec_dqbuf,
2129
2130 .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane,
2131 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap_mplane,
2132 .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane,
2133 .vidioc_try_fmt_vid_out = vidioc_try_fmt_vid_out_mplane,
2134
2135 .vidioc_s_fmt_vid_cap_mplane = vidioc_vdec_s_fmt,
2136 .vidioc_s_fmt_vid_cap = vidioc_vdec_s_fmt,
2137 .vidioc_s_fmt_vid_out_mplane = vidioc_vdec_s_fmt,
2138 .vidioc_s_fmt_vid_out = vidioc_vdec_s_fmt,
2139 .vidioc_g_fmt_vid_cap_mplane = vidioc_vdec_g_fmt,
2140 .vidioc_g_fmt_vid_cap = vidioc_vdec_g_fmt,
2141 .vidioc_g_fmt_vid_out_mplane = vidioc_vdec_g_fmt,
2142 .vidioc_g_fmt_vid_out = vidioc_vdec_g_fmt,
2143
2144 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
2145
2146 .vidioc_enum_fmt_vid_cap_mplane = vidioc_vdec_enum_fmt_vid_cap_mplane,
2147 .vidioc_enum_fmt_vid_cap = vidioc_vdec_enum_fmt_vid_cap_mplane,
2148 .vidioc_enum_fmt_vid_out_mplane = vidioc_vdec_enum_fmt_vid_out_mplane,
2149 .vidioc_enum_fmt_vid_out = vidioc_vdec_enum_fmt_vid_out_mplane,
2150 .vidioc_enum_framesizes = vidioc_enum_framesizes,
2151
2152 .vidioc_querycap = vidioc_vdec_querycap,
2153 .vidioc_subscribe_event = vidioc_vdec_subscribe_evt,
2154 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
2155 .vidioc_g_selection = vidioc_vdec_g_selection,
2156 .vidioc_s_selection = vidioc_vdec_s_selection,
2157
2158 .vidioc_decoder_cmd = vidioc_decoder_cmd,
2159 .vidioc_try_decoder_cmd = vidioc_try_decoder_cmd,
2160
2161 .vidioc_g_parm = vidioc_vdec_g_parm,
2162 .vidioc_s_parm = vidioc_vdec_s_parm,
2163};
2164
2165int aml_vcodec_dec_queue_init(void *priv, struct vb2_queue *src_vq,
2166 struct vb2_queue *dst_vq)
2167{
2168 struct aml_vcodec_ctx *ctx = priv;
2169 int ret = 0;
2170
2171 aml_v4l2_debug(4, "[%d] %s()", ctx->id, __func__);
2172
2173 src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
2174 src_vq->io_modes = VB2_DMABUF | VB2_MMAP;
2175 src_vq->drv_priv = ctx;
2176 src_vq->buf_struct_size = sizeof(struct aml_video_dec_buf);
2177 src_vq->ops = &aml_vdec_vb2_ops;
2178 src_vq->mem_ops = &vb2_dma_contig_memops;
2179 src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
2180 src_vq->lock = &ctx->dev->dev_mutex;
2181 ret = vb2_queue_init(src_vq);
2182 if (ret) {
2183 aml_v4l2_err("[%d] Failed to initialize videobuf2 queue(output)", ctx->id);
2184 return ret;
2185 }
2186
2187 dst_vq->type = multiplanar ? V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE :
2188 V4L2_BUF_TYPE_VIDEO_CAPTURE;
2189 dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
2190 dst_vq->drv_priv = ctx;
2191 dst_vq->buf_struct_size = sizeof(struct aml_video_dec_buf);
2192 dst_vq->ops = &aml_vdec_vb2_ops;
2193 dst_vq->mem_ops = &vb2_dma_contig_memops;
2194 dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
2195 dst_vq->lock = &ctx->dev->dev_mutex;
2196 ret = vb2_queue_init(dst_vq);
2197 if (ret) {
2198 vb2_queue_release(src_vq);
2199 aml_v4l2_err("[%d] Failed to initialize videobuf2 queue(capture)", ctx->id);
2200 }
2201
2202 return ret;
2203}
2204
2205
generated by cgit at 2024-05-17 11:09:21 (GMT)