xref: /linux/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_stateless.c (revision 3fd6c59042dbba50391e30862beac979491145fe)
1 // SPDX-License-Identifier: GPL-2.0
2 
3 #include <media/videobuf2-v4l2.h>
4 #include <media/videobuf2-dma-contig.h>
5 #include <media/v4l2-event.h>
6 #include <media/v4l2-mem2mem.h>
7 #include <linux/module.h>
8 
9 #include "mtk_vcodec_dec.h"
10 #include "mtk_vcodec_dec_pm.h"
11 #include "vdec_drv_if.h"
12 
13 /**
14  * struct mtk_stateless_control  - CID control type
15  * @cfg: control configuration
16  * @codec_type: codec type (V4L2 pixel format) for CID control type
17  */
18 struct mtk_stateless_control {
19 	struct v4l2_ctrl_config cfg;
20 	int codec_type;
21 };
22 
23 static const struct mtk_stateless_control mtk_stateless_controls[] = {
24 	{
25 		.cfg = {
26 			.id = V4L2_CID_STATELESS_H264_SPS,
27 		},
28 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
29 	},
30 	{
31 		.cfg = {
32 			.id = V4L2_CID_STATELESS_H264_PPS,
33 		},
34 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
35 	},
36 	{
37 		.cfg = {
38 			.id = V4L2_CID_STATELESS_H264_SCALING_MATRIX,
39 		},
40 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
41 	},
42 	{
43 		.cfg = {
44 			.id = V4L2_CID_STATELESS_H264_DECODE_PARAMS,
45 		},
46 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
47 	},
48 	{
49 		.cfg = {
50 			.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
51 			.def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN,
52 			.max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
53 			.menu_skip_mask =
54 				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
55 				BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED),
56 		},
57 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
58 	},
59 	{
60 		.cfg = {
61 			.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
62 			.min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
63 			.def = V4L2_MPEG_VIDEO_H264_LEVEL_4_1,
64 			.max = V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
65 		},
66 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
67 	},
68 	{
69 		.cfg = {
70 			.id = V4L2_CID_STATELESS_H264_DECODE_MODE,
71 			.min = V4L2_STATELESS_H264_DECODE_MODE_FRAME_BASED,
72 			.def = V4L2_STATELESS_H264_DECODE_MODE_FRAME_BASED,
73 			.max = V4L2_STATELESS_H264_DECODE_MODE_FRAME_BASED,
74 		},
75 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
76 	},
77 	{
78 		.cfg = {
79 			.id = V4L2_CID_STATELESS_H264_START_CODE,
80 			.min = V4L2_STATELESS_H264_START_CODE_ANNEX_B,
81 			.def = V4L2_STATELESS_H264_START_CODE_ANNEX_B,
82 			.max = V4L2_STATELESS_H264_START_CODE_ANNEX_B,
83 		},
84 		.codec_type = V4L2_PIX_FMT_H264_SLICE,
85 	},
86 	{
87 		.cfg = {
88 			.id = V4L2_CID_STATELESS_VP8_FRAME,
89 		},
90 		.codec_type = V4L2_PIX_FMT_VP8_FRAME,
91 	},
92 	{
93 		.cfg = {
94 			.id = V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
95 			.min = V4L2_MPEG_VIDEO_VP8_PROFILE_0,
96 			.def = V4L2_MPEG_VIDEO_VP8_PROFILE_0,
97 			.max = V4L2_MPEG_VIDEO_VP8_PROFILE_3,
98 		},
99 		.codec_type = V4L2_PIX_FMT_VP8_FRAME,
100 	},
101 	{
102 		.cfg = {
103 			.id = V4L2_CID_STATELESS_VP9_FRAME,
104 		},
105 		.codec_type = V4L2_PIX_FMT_VP9_FRAME,
106 	},
107 	{
108 		.cfg = {
109 			.id = V4L2_CID_MPEG_VIDEO_VP9_PROFILE,
110 			.min = V4L2_MPEG_VIDEO_VP9_PROFILE_0,
111 			.def = V4L2_MPEG_VIDEO_VP9_PROFILE_0,
112 			.max = V4L2_MPEG_VIDEO_VP9_PROFILE_2,
113 			.menu_skip_mask = BIT(V4L2_MPEG_VIDEO_VP9_PROFILE_1),
114 		},
115 		.codec_type = V4L2_PIX_FMT_VP9_FRAME,
116 	},
117 	{
118 		.cfg = {
119 			.id = V4L2_CID_MPEG_VIDEO_VP9_LEVEL,
120 			.min = V4L2_MPEG_VIDEO_VP9_LEVEL_1_0,
121 			.def = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0,
122 			.max = V4L2_MPEG_VIDEO_VP9_LEVEL_4_1,
123 		},
124 		.codec_type = V4L2_PIX_FMT_VP9_FRAME,
125 	},
126 	{
127 		.cfg = {
128 			.id = V4L2_CID_STATELESS_HEVC_SPS,
129 		},
130 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
131 	},
132 	{
133 		.cfg = {
134 			.id = V4L2_CID_STATELESS_HEVC_PPS,
135 		},
136 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
137 	},
138 	{
139 		.cfg = {
140 			.id = V4L2_CID_STATELESS_HEVC_SCALING_MATRIX,
141 		},
142 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
143 	},
144 	{
145 		.cfg = {
146 			.id = V4L2_CID_STATELESS_HEVC_DECODE_PARAMS,
147 		},
148 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
149 	},
150 	{
151 		.cfg = {
152 			.id = V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
153 			.def = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN,
154 			.max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
155 			.menu_skip_mask =
156 				BIT(V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE),
157 		},
158 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
159 	},
160 	{
161 		.cfg = {
162 			.id = V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
163 			.min = V4L2_MPEG_VIDEO_HEVC_LEVEL_1,
164 			.def = V4L2_MPEG_VIDEO_HEVC_LEVEL_4,
165 			.max = V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1,
166 		},
167 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
168 	},
169 
170 	{
171 		.cfg = {
172 			.id = V4L2_CID_STATELESS_HEVC_DECODE_MODE,
173 			.min = V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
174 			.def = V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
175 			.max = V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED,
176 		},
177 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
178 	},
179 	{
180 		.cfg = {
181 			.id = V4L2_CID_STATELESS_HEVC_START_CODE,
182 			.min = V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
183 			.def = V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
184 			.max = V4L2_STATELESS_HEVC_START_CODE_ANNEX_B,
185 		},
186 		.codec_type = V4L2_PIX_FMT_HEVC_SLICE,
187 	},
188 	{
189 		.cfg = {
190 			.id = V4L2_CID_STATELESS_AV1_SEQUENCE,
191 
192 		},
193 		.codec_type = V4L2_PIX_FMT_AV1_FRAME,
194 	},
195 	{
196 		.cfg = {
197 			.id = V4L2_CID_STATELESS_AV1_FRAME,
198 
199 		},
200 		.codec_type = V4L2_PIX_FMT_AV1_FRAME,
201 	},
202 	{
203 		.cfg = {
204 			.id = V4L2_CID_STATELESS_AV1_TILE_GROUP_ENTRY,
205 			.dims = { V4L2_AV1_MAX_TILE_COUNT },
206 
207 		},
208 		.codec_type = V4L2_PIX_FMT_AV1_FRAME,
209 	},
210 	{
211 		.cfg = {
212 			.id = V4L2_CID_MPEG_VIDEO_AV1_PROFILE,
213 			.min = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
214 			.def = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
215 			.max = V4L2_MPEG_VIDEO_AV1_PROFILE_MAIN,
216 		},
217 		.codec_type = V4L2_PIX_FMT_AV1_FRAME,
218 	},
219 	{
220 		.cfg = {
221 			.id = V4L2_CID_MPEG_VIDEO_AV1_LEVEL,
222 			.min = V4L2_MPEG_VIDEO_AV1_LEVEL_2_0,
223 			.def = V4L2_MPEG_VIDEO_AV1_LEVEL_4_0,
224 			.max = V4L2_MPEG_VIDEO_AV1_LEVEL_5_1,
225 		},
226 		.codec_type = V4L2_PIX_FMT_AV1_FRAME,
227 	},
228 };
229 
230 #define NUM_CTRLS ARRAY_SIZE(mtk_stateless_controls)
231 
232 static struct mtk_video_fmt mtk_video_formats[9];
233 
234 static struct mtk_video_fmt default_out_format;
235 static struct mtk_video_fmt default_cap_format;
236 static unsigned int num_formats;
237 
238 static const struct v4l2_frmsize_stepwise stepwise_fhd = {
239 	.min_width = MTK_VDEC_MIN_W,
240 	.max_width = MTK_VDEC_MAX_W,
241 	.step_width = 16,
242 	.min_height = MTK_VDEC_MIN_H,
243 	.max_height = MTK_VDEC_MAX_H,
244 	.step_height = 16
245 };
246 
mtk_vdec_stateless_cap_to_disp(struct mtk_vcodec_dec_ctx * ctx,int error,struct media_request * src_buf_req)247 static void mtk_vdec_stateless_cap_to_disp(struct mtk_vcodec_dec_ctx *ctx, int error,
248 					   struct media_request *src_buf_req)
249 {
250 	struct vb2_v4l2_buffer *vb2_dst;
251 	enum vb2_buffer_state state;
252 
253 	if (error)
254 		state = VB2_BUF_STATE_ERROR;
255 	else
256 		state = VB2_BUF_STATE_DONE;
257 
258 	vb2_dst = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
259 	if (vb2_dst) {
260 		v4l2_m2m_buf_done(vb2_dst, state);
261 		mtk_v4l2_vdec_dbg(2, ctx, "free frame buffer id:%d to done list",
262 				  vb2_dst->vb2_buf.index);
263 	} else {
264 		mtk_v4l2_vdec_err(ctx, "dst buffer is NULL");
265 	}
266 
267 	if (src_buf_req)
268 		v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
269 }
270 
vdec_get_cap_buffer(struct mtk_vcodec_dec_ctx * ctx)271 static struct vdec_fb *vdec_get_cap_buffer(struct mtk_vcodec_dec_ctx *ctx)
272 {
273 	struct mtk_video_dec_buf *framebuf;
274 	struct vb2_v4l2_buffer *vb2_v4l2;
275 	struct vb2_buffer *dst_buf;
276 	struct vdec_fb *pfb;
277 
278 	vb2_v4l2 = v4l2_m2m_next_dst_buf(ctx->m2m_ctx);
279 	if (!vb2_v4l2) {
280 		mtk_v4l2_vdec_dbg(1, ctx, "[%d] dst_buf empty!!", ctx->id);
281 		return NULL;
282 	}
283 
284 	dst_buf = &vb2_v4l2->vb2_buf;
285 	framebuf = container_of(vb2_v4l2, struct mtk_video_dec_buf, m2m_buf.vb);
286 
287 	pfb = &framebuf->frame_buffer;
288 	pfb->base_y.va = vb2_plane_vaddr(dst_buf, 0);
289 	pfb->base_y.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
290 	pfb->base_y.size = ctx->q_data[MTK_Q_DATA_DST].sizeimage[0];
291 
292 	if (ctx->q_data[MTK_Q_DATA_DST].fmt->num_planes == 2) {
293 		pfb->base_c.va = vb2_plane_vaddr(dst_buf, 1);
294 		pfb->base_c.dma_addr =
295 			vb2_dma_contig_plane_dma_addr(dst_buf, 1);
296 		pfb->base_c.size = ctx->q_data[MTK_Q_DATA_DST].sizeimage[1];
297 	}
298 	mtk_v4l2_vdec_dbg(1, ctx,
299 			  "id=%d Framebuf pfb=%p VA=%p Y/C_DMA=%pad_%pad Sz=%zx frame_count = %d",
300 			  dst_buf->index, pfb, pfb->base_y.va, &pfb->base_y.dma_addr,
301 			  &pfb->base_c.dma_addr, pfb->base_y.size, ctx->decoded_frame_cnt);
302 
303 	return pfb;
304 }
305 
vb2ops_vdec_buf_request_complete(struct vb2_buffer * vb)306 static void vb2ops_vdec_buf_request_complete(struct vb2_buffer *vb)
307 {
308 	struct mtk_vcodec_dec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
309 
310 	v4l2_ctrl_request_complete(vb->req_obj.req, &ctx->ctrl_hdl);
311 }
312 
mtk_vdec_worker(struct work_struct * work)313 static void mtk_vdec_worker(struct work_struct *work)
314 {
315 	struct mtk_vcodec_dec_ctx *ctx =
316 		container_of(work, struct mtk_vcodec_dec_ctx, decode_work);
317 	struct mtk_vcodec_dec_dev *dev = ctx->dev;
318 	struct vb2_v4l2_buffer *vb2_v4l2_src;
319 	struct vb2_buffer *vb2_src;
320 	struct mtk_vcodec_mem *bs_src;
321 	struct mtk_video_dec_buf *dec_buf_src;
322 	struct media_request *src_buf_req;
323 	enum vb2_buffer_state state;
324 	bool res_chg = false;
325 	int ret;
326 
327 	vb2_v4l2_src = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
328 	if (!vb2_v4l2_src) {
329 		v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
330 		mtk_v4l2_vdec_dbg(1, ctx, "[%d] no available source buffer", ctx->id);
331 		return;
332 	}
333 
334 	vb2_src = &vb2_v4l2_src->vb2_buf;
335 	dec_buf_src = container_of(vb2_v4l2_src, struct mtk_video_dec_buf,
336 				   m2m_buf.vb);
337 	bs_src = &dec_buf_src->bs_buffer;
338 
339 	mtk_v4l2_vdec_dbg(3, ctx, "[%d] (%d) id=%d, vb=%p", ctx->id,
340 			  vb2_src->vb2_queue->type, vb2_src->index, vb2_src);
341 
342 	bs_src->va = vb2_plane_vaddr(vb2_src, 0);
343 	bs_src->dma_addr = vb2_dma_contig_plane_dma_addr(vb2_src, 0);
344 	bs_src->size = (size_t)vb2_src->planes[0].bytesused;
345 	if (!bs_src->va) {
346 		v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
347 		mtk_v4l2_vdec_err(ctx, "[%d] id=%d source buffer is NULL", ctx->id,
348 				  vb2_src->index);
349 		return;
350 	}
351 
352 	mtk_v4l2_vdec_dbg(3, ctx, "[%d] Bitstream VA=%p DMA=%pad Size=%zx vb=%p",
353 			  ctx->id, bs_src->va, &bs_src->dma_addr, bs_src->size, vb2_src);
354 	/* Apply request controls. */
355 	src_buf_req = vb2_src->req_obj.req;
356 	if (src_buf_req)
357 		v4l2_ctrl_request_setup(src_buf_req, &ctx->ctrl_hdl);
358 	else
359 		mtk_v4l2_vdec_err(ctx, "vb2 buffer media request is NULL");
360 
361 	ret = vdec_if_decode(ctx, bs_src, NULL, &res_chg);
362 	if (ret && ret != -EAGAIN) {
363 		mtk_v4l2_vdec_err(ctx,
364 				  "[%d] decode src_buf[%d] sz=0x%zx pts=%llu ret=%d res_chg=%d",
365 				  ctx->id, vb2_src->index, bs_src->size,
366 				  vb2_src->timestamp, ret, res_chg);
367 		if (ret == -EIO) {
368 			mutex_lock(&ctx->lock);
369 			dec_buf_src->error = true;
370 			mutex_unlock(&ctx->lock);
371 		}
372 	}
373 
374 	state = ret ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE;
375 	if (!IS_VDEC_LAT_ARCH(dev->vdec_pdata->hw_arch) ||
376 	    ctx->current_codec == V4L2_PIX_FMT_VP8_FRAME) {
377 		v4l2_m2m_buf_done_and_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx, state);
378 		if (src_buf_req)
379 			v4l2_ctrl_request_complete(src_buf_req, &ctx->ctrl_hdl);
380 	} else {
381 		if (ret != -EAGAIN) {
382 			v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
383 			v4l2_m2m_buf_done(vb2_v4l2_src, state);
384 		}
385 		v4l2_m2m_job_finish(dev->m2m_dev_dec, ctx->m2m_ctx);
386 	}
387 }
388 
vb2ops_vdec_stateless_buf_queue(struct vb2_buffer * vb)389 static void vb2ops_vdec_stateless_buf_queue(struct vb2_buffer *vb)
390 {
391 	struct mtk_vcodec_dec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
392 	struct vb2_v4l2_buffer *vb2_v4l2 = to_vb2_v4l2_buffer(vb);
393 
394 	mtk_v4l2_vdec_dbg(3, ctx, "[%d] (%d) id=%d, vb=%p", ctx->id, vb->vb2_queue->type,
395 			  vb->index, vb);
396 
397 	mutex_lock(&ctx->lock);
398 	v4l2_m2m_buf_queue(ctx->m2m_ctx, vb2_v4l2);
399 	mutex_unlock(&ctx->lock);
400 	if (vb->vb2_queue->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
401 		return;
402 
403 	/* If an OUTPUT buffer, we may need to update the state */
404 	if (ctx->state == MTK_STATE_INIT) {
405 		ctx->state = MTK_STATE_HEADER;
406 		mtk_v4l2_vdec_dbg(1, ctx, "Init driver from init to header.");
407 	} else {
408 		mtk_v4l2_vdec_dbg(3, ctx, "[%d] already init driver %d", ctx->id, ctx->state);
409 	}
410 }
411 
mtk_vdec_flush_decoder(struct mtk_vcodec_dec_ctx * ctx)412 static int mtk_vdec_flush_decoder(struct mtk_vcodec_dec_ctx *ctx)
413 {
414 	bool res_chg;
415 
416 	return vdec_if_decode(ctx, NULL, NULL, &res_chg);
417 }
418 
mtk_vcodec_get_pic_info(struct mtk_vcodec_dec_ctx * ctx)419 static int mtk_vcodec_get_pic_info(struct mtk_vcodec_dec_ctx *ctx)
420 {
421 	struct mtk_q_data *q_data;
422 	int ret = 0;
423 
424 	q_data = &ctx->q_data[MTK_Q_DATA_DST];
425 	if (q_data->fmt->num_planes == 1) {
426 		mtk_v4l2_vdec_err(ctx, "[%d]Error!! 10bit mode not support one plane", ctx->id);
427 		return -EINVAL;
428 	}
429 
430 	ctx->capture_fourcc = q_data->fmt->fourcc;
431 	ret = vdec_if_get_param(ctx, GET_PARAM_PIC_INFO, &ctx->picinfo);
432 	if (ret) {
433 		mtk_v4l2_vdec_err(ctx, "[%d]Error!! Get GET_PARAM_PICTURE_INFO Fail", ctx->id);
434 		return ret;
435 	}
436 
437 	ctx->last_decoded_picinfo = ctx->picinfo;
438 
439 	q_data->sizeimage[0] = ctx->picinfo.fb_sz[0];
440 	q_data->bytesperline[0] = ctx->picinfo.buf_w * 5 / 4;
441 
442 	q_data->sizeimage[1] = ctx->picinfo.fb_sz[1];
443 	q_data->bytesperline[1] = ctx->picinfo.buf_w * 5 / 4;
444 
445 	q_data->coded_width = ctx->picinfo.buf_w;
446 	q_data->coded_height = ctx->picinfo.buf_h;
447 	mtk_v4l2_vdec_dbg(1, ctx, "[%d] wxh=%dx%d pic wxh=%dx%d sz[0]=0x%x sz[1]=0x%x",
448 			  ctx->id, ctx->picinfo.buf_w, ctx->picinfo.buf_h,
449 			  ctx->picinfo.pic_w, ctx->picinfo.pic_h,
450 			  q_data->sizeimage[0], q_data->sizeimage[1]);
451 
452 	return ret;
453 }
454 
mtk_vdec_s_ctrl(struct v4l2_ctrl * ctrl)455 static int mtk_vdec_s_ctrl(struct v4l2_ctrl *ctrl)
456 {
457 	struct mtk_vcodec_dec_ctx *ctx = ctrl_to_dec_ctx(ctrl);
458 	struct v4l2_ctrl_h264_sps *h264;
459 	struct v4l2_ctrl_hevc_sps *h265;
460 	struct v4l2_ctrl_vp9_frame *frame;
461 	struct v4l2_ctrl_av1_sequence *seq;
462 	struct v4l2_ctrl *hdr_ctrl;
463 	const struct mtk_vcodec_dec_pdata *dec_pdata = ctx->dev->vdec_pdata;
464 	const struct mtk_video_fmt *fmt;
465 	int i = 0, ret = 0;
466 
467 	hdr_ctrl = ctrl;
468 	if (!hdr_ctrl || !hdr_ctrl->p_new.p)
469 		return -EINVAL;
470 
471 	switch (hdr_ctrl->id) {
472 	case V4L2_CID_STATELESS_H264_SPS:
473 		h264 = (struct v4l2_ctrl_h264_sps *)hdr_ctrl->p_new.p;
474 
475 		if (h264->bit_depth_chroma_minus8 == 2 && h264->bit_depth_luma_minus8 == 2) {
476 			ctx->is_10bit_bitstream = true;
477 		} else if (h264->bit_depth_chroma_minus8 != 0 &&
478 			   h264->bit_depth_luma_minus8 != 0) {
479 			mtk_v4l2_vdec_err(ctx, "H264: chroma_minus8:%d, luma_minus8:%d",
480 					  h264->bit_depth_chroma_minus8,
481 					  h264->bit_depth_luma_minus8);
482 			return -EINVAL;
483 		}
484 		break;
485 	case V4L2_CID_STATELESS_HEVC_SPS:
486 		h265 = (struct v4l2_ctrl_hevc_sps *)hdr_ctrl->p_new.p;
487 
488 		if (h265->bit_depth_chroma_minus8 == 2 && h265->bit_depth_luma_minus8 == 2) {
489 			ctx->is_10bit_bitstream = true;
490 		} else if (h265->bit_depth_chroma_minus8 != 0 &&
491 			   h265->bit_depth_luma_minus8 != 0) {
492 			mtk_v4l2_vdec_err(ctx, "HEVC: chroma_minus8:%d, luma_minus8:%d",
493 					  h265->bit_depth_chroma_minus8,
494 					  h265->bit_depth_luma_minus8);
495 			return -EINVAL;
496 		}
497 		break;
498 	case V4L2_CID_STATELESS_VP9_FRAME:
499 		frame = (struct v4l2_ctrl_vp9_frame *)hdr_ctrl->p_new.p;
500 
501 		if (frame->bit_depth == 10) {
502 			ctx->is_10bit_bitstream = true;
503 		} else if (frame->bit_depth != 8) {
504 			mtk_v4l2_vdec_err(ctx, "VP9: bit_depth:%d", frame->bit_depth);
505 			return -EINVAL;
506 		}
507 		break;
508 	case V4L2_CID_STATELESS_AV1_SEQUENCE:
509 		seq = (struct v4l2_ctrl_av1_sequence *)hdr_ctrl->p_new.p;
510 
511 		if (seq->bit_depth == 10) {
512 			ctx->is_10bit_bitstream = true;
513 		} else if (seq->bit_depth != 8) {
514 			mtk_v4l2_vdec_err(ctx, "AV1: bit_depth:%d", seq->bit_depth);
515 			return -EINVAL;
516 		}
517 		break;
518 	default:
519 		mtk_v4l2_vdec_dbg(3, ctx, "Not supported to set ctrl id: 0x%x\n", hdr_ctrl->id);
520 		return ret;
521 	}
522 
523 	if (!ctx->is_10bit_bitstream)
524 		return ret;
525 
526 	for (i = 0; i < *dec_pdata->num_formats; i++) {
527 		fmt = &dec_pdata->vdec_formats[i];
528 		if (fmt->fourcc == V4L2_PIX_FMT_MT2110R &&
529 		    hdr_ctrl->id == V4L2_CID_STATELESS_H264_SPS) {
530 			ctx->q_data[MTK_Q_DATA_DST].fmt = fmt;
531 			break;
532 		}
533 
534 		if (fmt->fourcc == V4L2_PIX_FMT_MT2110T &&
535 		    (hdr_ctrl->id == V4L2_CID_STATELESS_HEVC_SPS ||
536 		    hdr_ctrl->id == V4L2_CID_STATELESS_VP9_FRAME ||
537 		    hdr_ctrl->id == V4L2_CID_STATELESS_AV1_SEQUENCE)) {
538 			ctx->q_data[MTK_Q_DATA_DST].fmt = fmt;
539 			break;
540 		}
541 	}
542 	ret = mtk_vcodec_get_pic_info(ctx);
543 
544 	return ret;
545 }
546 
547 static const struct v4l2_ctrl_ops mtk_vcodec_dec_ctrl_ops = {
548 	.s_ctrl = mtk_vdec_s_ctrl,
549 };
550 
mtk_vcodec_dec_fill_h264_level(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)551 static void mtk_vcodec_dec_fill_h264_level(struct v4l2_ctrl_config *cfg,
552 					   struct mtk_vcodec_dec_ctx *ctx)
553 {
554 	switch (ctx->dev->chip_name) {
555 	case MTK_VDEC_MT8192:
556 	case MTK_VDEC_MT8188:
557 		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_5_2;
558 		break;
559 	case MTK_VDEC_MT8195:
560 		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_6_0;
561 		break;
562 	case MTK_VDEC_MT8183:
563 	case MTK_VDEC_MT8186:
564 		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_2;
565 		break;
566 	default:
567 		cfg->max = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
568 		break;
569 	}
570 }
571 
mtk_vcodec_dec_fill_h264_profile(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)572 static void mtk_vcodec_dec_fill_h264_profile(struct v4l2_ctrl_config *cfg,
573 					     struct mtk_vcodec_dec_ctx *ctx)
574 {
575 	switch (ctx->dev->chip_name) {
576 	case MTK_VDEC_MT8188:
577 	case MTK_VDEC_MT8195:
578 		cfg->max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10;
579 		break;
580 	default:
581 		cfg->max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH;
582 		break;
583 	}
584 }
585 
mtk_vcodec_dec_fill_h265_level(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)586 static void mtk_vcodec_dec_fill_h265_level(struct v4l2_ctrl_config *cfg,
587 					   struct mtk_vcodec_dec_ctx *ctx)
588 {
589 	switch (ctx->dev->chip_name) {
590 	case MTK_VDEC_MT8188:
591 		cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1;
592 		break;
593 	case MTK_VDEC_MT8195:
594 		cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2;
595 		break;
596 	default:
597 		cfg->max = V4L2_MPEG_VIDEO_HEVC_LEVEL_4;
598 		break;
599 	}
600 }
601 
mtk_vcodec_dec_fill_h265_profile(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)602 static void mtk_vcodec_dec_fill_h265_profile(struct v4l2_ctrl_config *cfg,
603 					     struct mtk_vcodec_dec_ctx *ctx)
604 {
605 	switch (ctx->dev->chip_name) {
606 	case MTK_VDEC_MT8188:
607 	case MTK_VDEC_MT8195:
608 		cfg->max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10;
609 		break;
610 	default:
611 		cfg->max = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE;
612 		break;
613 	}
614 }
615 
mtk_vcodec_dec_fill_vp9_level(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)616 static void mtk_vcodec_dec_fill_vp9_level(struct v4l2_ctrl_config *cfg,
617 					  struct mtk_vcodec_dec_ctx *ctx)
618 {
619 	switch (ctx->dev->chip_name) {
620 	case MTK_VDEC_MT8192:
621 	case MTK_VDEC_MT8188:
622 		cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_5_1;
623 		break;
624 	case MTK_VDEC_MT8195:
625 		cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_5_2;
626 		break;
627 	case MTK_VDEC_MT8186:
628 		cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_4_1;
629 		break;
630 	default:
631 		cfg->max = V4L2_MPEG_VIDEO_VP9_LEVEL_4_0;
632 		break;
633 	}
634 }
635 
mtk_vcodec_dec_fill_vp9_profile(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)636 static void mtk_vcodec_dec_fill_vp9_profile(struct v4l2_ctrl_config *cfg,
637 					    struct mtk_vcodec_dec_ctx *ctx)
638 {
639 	switch (ctx->dev->chip_name) {
640 	case MTK_VDEC_MT8188:
641 	case MTK_VDEC_MT8195:
642 		cfg->max = V4L2_MPEG_VIDEO_VP9_PROFILE_2;
643 		break;
644 	default:
645 		cfg->max = V4L2_MPEG_VIDEO_VP9_PROFILE_1;
646 		break;
647 	}
648 }
649 
mtk_vcodec_dec_reset_controls(struct v4l2_ctrl_config * cfg,struct mtk_vcodec_dec_ctx * ctx)650 static void mtk_vcodec_dec_reset_controls(struct v4l2_ctrl_config *cfg,
651 					  struct mtk_vcodec_dec_ctx *ctx)
652 {
653 	switch (cfg->id) {
654 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
655 		mtk_vcodec_dec_fill_h264_level(cfg, ctx);
656 		mtk_v4l2_vdec_dbg(3, ctx, "h264 supported level: %lld %lld", cfg->max, cfg->def);
657 		break;
658 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
659 		mtk_vcodec_dec_fill_h265_level(cfg, ctx);
660 		mtk_v4l2_vdec_dbg(3, ctx, "h265 supported level: %lld %lld", cfg->max, cfg->def);
661 		break;
662 	case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:
663 		mtk_vcodec_dec_fill_vp9_level(cfg, ctx);
664 		mtk_v4l2_vdec_dbg(3, ctx, "vp9 supported level: %lld %lld", cfg->max, cfg->def);
665 		break;
666 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
667 		mtk_vcodec_dec_fill_h264_profile(cfg, ctx);
668 		mtk_v4l2_vdec_dbg(3, ctx, "h264 supported profile: %lld %lld", cfg->max,
669 				  cfg->menu_skip_mask);
670 		break;
671 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
672 		mtk_vcodec_dec_fill_h265_profile(cfg, ctx);
673 		mtk_v4l2_vdec_dbg(3, ctx, "h265 supported profile: %lld %lld", cfg->max,
674 				  cfg->menu_skip_mask);
675 		break;
676 	case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:
677 		mtk_vcodec_dec_fill_vp9_profile(cfg, ctx);
678 		mtk_v4l2_vdec_dbg(3, ctx, "vp9 supported profile: %lld %lld", cfg->max,
679 				  cfg->menu_skip_mask);
680 		break;
681 	default:
682 		break;
683 	}
684 }
685 
mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx * ctx)686 static int mtk_vcodec_dec_ctrls_setup(struct mtk_vcodec_dec_ctx *ctx)
687 {
688 	unsigned int i;
689 
690 	v4l2_ctrl_handler_init(&ctx->ctrl_hdl, NUM_CTRLS);
691 	if (ctx->ctrl_hdl.error) {
692 		mtk_v4l2_vdec_err(ctx, "v4l2_ctrl_handler_init failed\n");
693 		return ctx->ctrl_hdl.error;
694 	}
695 
696 	for (i = 0; i < NUM_CTRLS; i++) {
697 		struct v4l2_ctrl_config cfg = mtk_stateless_controls[i].cfg;
698 		cfg.ops = &mtk_vcodec_dec_ctrl_ops;
699 
700 		mtk_vcodec_dec_reset_controls(&cfg, ctx);
701 		v4l2_ctrl_new_custom(&ctx->ctrl_hdl, &cfg, NULL);
702 		if (ctx->ctrl_hdl.error) {
703 			mtk_v4l2_vdec_err(ctx, "Adding control %d failed %d", i,
704 					  ctx->ctrl_hdl.error);
705 			return ctx->ctrl_hdl.error;
706 		}
707 	}
708 
709 	v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
710 
711 	return 0;
712 }
713 
fops_media_request_validate(struct media_request * mreq)714 static int fops_media_request_validate(struct media_request *mreq)
715 {
716 	const unsigned int buffer_cnt = vb2_request_buffer_cnt(mreq);
717 
718 	switch (buffer_cnt) {
719 	case 1:
720 		/* We expect exactly one buffer with the request */
721 		break;
722 	case 0:
723 		pr_debug(MTK_DBG_VCODEC_STR "No buffer provided with the request.");
724 		return -ENOENT;
725 	default:
726 		pr_debug(MTK_DBG_VCODEC_STR "Too many buffers (%d) provided with the request.",
727 			 buffer_cnt);
728 		return -EINVAL;
729 	}
730 
731 	return vb2_request_validate(mreq);
732 }
733 
734 const struct media_device_ops mtk_vcodec_media_ops = {
735 	.req_validate	= fops_media_request_validate,
736 	.req_queue	= v4l2_m2m_request_queue,
737 };
738 
mtk_vcodec_add_formats(unsigned int fourcc,struct mtk_vcodec_dec_ctx * ctx)739 static void mtk_vcodec_add_formats(unsigned int fourcc,
740 				   struct mtk_vcodec_dec_ctx *ctx)
741 {
742 	struct mtk_vcodec_dec_dev *dev = ctx->dev;
743 	const struct mtk_vcodec_dec_pdata *pdata = dev->vdec_pdata;
744 	int count_formats = *pdata->num_formats;
745 
746 	switch (fourcc) {
747 	case V4L2_PIX_FMT_H264_SLICE:
748 	case V4L2_PIX_FMT_VP8_FRAME:
749 	case V4L2_PIX_FMT_VP9_FRAME:
750 	case V4L2_PIX_FMT_HEVC_SLICE:
751 	case V4L2_PIX_FMT_AV1_FRAME:
752 		mtk_video_formats[count_formats].fourcc = fourcc;
753 		mtk_video_formats[count_formats].type = MTK_FMT_DEC;
754 		mtk_video_formats[count_formats].num_planes = 1;
755 		mtk_video_formats[count_formats].frmsize = stepwise_fhd;
756 
757 		if (!(ctx->dev->dec_capability & VCODEC_CAPABILITY_4K_DISABLED) &&
758 		    fourcc != V4L2_PIX_FMT_VP8_FRAME) {
759 			mtk_video_formats[count_formats].frmsize.max_width =
760 				VCODEC_DEC_4K_CODED_WIDTH;
761 			mtk_video_formats[count_formats].frmsize.max_height =
762 				VCODEC_DEC_4K_CODED_HEIGHT;
763 		}
764 		break;
765 	case V4L2_PIX_FMT_MM21:
766 	case V4L2_PIX_FMT_MT21C:
767 	case V4L2_PIX_FMT_MT2110T:
768 	case V4L2_PIX_FMT_MT2110R:
769 		mtk_video_formats[count_formats].fourcc = fourcc;
770 		mtk_video_formats[count_formats].type = MTK_FMT_FRAME;
771 		mtk_video_formats[count_formats].num_planes = 2;
772 		break;
773 	default:
774 		mtk_v4l2_vdec_err(ctx, "Can not add unsupported format type");
775 		return;
776 	}
777 
778 	num_formats++;
779 	mtk_v4l2_vdec_dbg(3, ctx, "num_formats: %d dec_capability: 0x%x",
780 			  count_formats, ctx->dev->dec_capability);
781 }
782 
mtk_vcodec_get_supported_formats(struct mtk_vcodec_dec_ctx * ctx)783 static void mtk_vcodec_get_supported_formats(struct mtk_vcodec_dec_ctx *ctx)
784 {
785 	int cap_format_count = 0, out_format_count = 0;
786 
787 	if (num_formats)
788 		return;
789 
790 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_MT21C) {
791 		mtk_vcodec_add_formats(V4L2_PIX_FMT_MT21C, ctx);
792 		cap_format_count++;
793 	}
794 	if (ctx->dev->dec_capability & MTK_VDEC_IS_SUPPORT_10BIT) {
795 		mtk_vcodec_add_formats(V4L2_PIX_FMT_MT2110T, ctx);
796 		cap_format_count++;
797 		mtk_vcodec_add_formats(V4L2_PIX_FMT_MT2110R, ctx);
798 		cap_format_count++;
799 	}
800 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_MM21) {
801 		mtk_vcodec_add_formats(V4L2_PIX_FMT_MM21, ctx);
802 		cap_format_count++;
803 	}
804 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_H264_SLICE) {
805 		mtk_vcodec_add_formats(V4L2_PIX_FMT_H264_SLICE, ctx);
806 		out_format_count++;
807 	}
808 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_VP8_FRAME) {
809 		mtk_vcodec_add_formats(V4L2_PIX_FMT_VP8_FRAME, ctx);
810 		out_format_count++;
811 	}
812 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_VP9_FRAME) {
813 		mtk_vcodec_add_formats(V4L2_PIX_FMT_VP9_FRAME, ctx);
814 		out_format_count++;
815 	}
816 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_HEVC_FRAME) {
817 		mtk_vcodec_add_formats(V4L2_PIX_FMT_HEVC_SLICE, ctx);
818 		out_format_count++;
819 	}
820 	if (ctx->dev->dec_capability & MTK_VDEC_FORMAT_AV1_FRAME) {
821 		mtk_vcodec_add_formats(V4L2_PIX_FMT_AV1_FRAME, ctx);
822 		out_format_count++;
823 	}
824 
825 	if (cap_format_count)
826 		default_cap_format = mtk_video_formats[cap_format_count - 1];
827 	if (out_format_count)
828 		default_out_format =
829 			mtk_video_formats[cap_format_count + out_format_count - 1];
830 }
831 
mtk_init_vdec_params(struct mtk_vcodec_dec_ctx * ctx)832 static void mtk_init_vdec_params(struct mtk_vcodec_dec_ctx *ctx)
833 {
834 	struct vb2_queue *src_vq;
835 
836 	src_vq = v4l2_m2m_get_vq(ctx->m2m_ctx,
837 				 V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE);
838 
839 	if (!ctx->dev->vdec_pdata->is_subdev_supported)
840 		ctx->dev->dec_capability |=
841 			MTK_VDEC_FORMAT_H264_SLICE | MTK_VDEC_FORMAT_MM21;
842 	mtk_vcodec_get_supported_formats(ctx);
843 
844 	/* Support request api for output plane */
845 	src_vq->supports_requests = true;
846 	src_vq->requires_requests = true;
847 }
848 
vb2ops_vdec_out_buf_validate(struct vb2_buffer * vb)849 static int vb2ops_vdec_out_buf_validate(struct vb2_buffer *vb)
850 {
851 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
852 
853 	vbuf->field = V4L2_FIELD_NONE;
854 	return 0;
855 }
856 
857 static const struct vb2_ops mtk_vdec_request_vb2_ops = {
858 	.queue_setup	= vb2ops_vdec_queue_setup,
859 	.start_streaming	= vb2ops_vdec_start_streaming,
860 	.stop_streaming	= vb2ops_vdec_stop_streaming,
861 
862 	.buf_queue	= vb2ops_vdec_stateless_buf_queue,
863 	.buf_out_validate = vb2ops_vdec_out_buf_validate,
864 	.buf_init	= vb2ops_vdec_buf_init,
865 	.buf_prepare	= vb2ops_vdec_buf_prepare,
866 	.buf_finish	= vb2ops_vdec_buf_finish,
867 	.buf_request_complete = vb2ops_vdec_buf_request_complete,
868 };
869 
870 const struct mtk_vcodec_dec_pdata mtk_vdec_8183_pdata = {
871 	.init_vdec_params = mtk_init_vdec_params,
872 	.ctrls_setup = mtk_vcodec_dec_ctrls_setup,
873 	.vdec_vb2_ops = &mtk_vdec_request_vb2_ops,
874 	.vdec_formats = mtk_video_formats,
875 	.num_formats = &num_formats,
876 	.default_out_fmt = &default_out_format,
877 	.default_cap_fmt = &default_cap_format,
878 	.uses_stateless_api = true,
879 	.worker = mtk_vdec_worker,
880 	.flush_decoder = mtk_vdec_flush_decoder,
881 	.cap_to_disp = mtk_vdec_stateless_cap_to_disp,
882 	.get_cap_buffer = vdec_get_cap_buffer,
883 	.is_subdev_supported = false,
884 	.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
885 };
886 
887 /* This platform data is used for one lat and one core architecture. */
888 const struct mtk_vcodec_dec_pdata mtk_lat_sig_core_pdata = {
889 	.init_vdec_params = mtk_init_vdec_params,
890 	.ctrls_setup = mtk_vcodec_dec_ctrls_setup,
891 	.vdec_vb2_ops = &mtk_vdec_request_vb2_ops,
892 	.vdec_formats = mtk_video_formats,
893 	.num_formats = &num_formats,
894 	.default_out_fmt = &default_out_format,
895 	.default_cap_fmt = &default_cap_format,
896 	.uses_stateless_api = true,
897 	.worker = mtk_vdec_worker,
898 	.flush_decoder = mtk_vdec_flush_decoder,
899 	.cap_to_disp = mtk_vdec_stateless_cap_to_disp,
900 	.get_cap_buffer = vdec_get_cap_buffer,
901 	.is_subdev_supported = true,
902 	.hw_arch = MTK_VDEC_LAT_SINGLE_CORE,
903 };
904 
905 const struct mtk_vcodec_dec_pdata mtk_vdec_single_core_pdata = {
906 	.init_vdec_params = mtk_init_vdec_params,
907 	.ctrls_setup = mtk_vcodec_dec_ctrls_setup,
908 	.vdec_vb2_ops = &mtk_vdec_request_vb2_ops,
909 	.vdec_formats = mtk_video_formats,
910 	.num_formats = &num_formats,
911 	.default_out_fmt = &default_out_format,
912 	.default_cap_fmt = &default_cap_format,
913 	.uses_stateless_api = true,
914 	.worker = mtk_vdec_worker,
915 	.flush_decoder = mtk_vdec_flush_decoder,
916 	.cap_to_disp = mtk_vdec_stateless_cap_to_disp,
917 	.get_cap_buffer = vdec_get_cap_buffer,
918 	.is_subdev_supported = true,
919 	.hw_arch = MTK_VDEC_PURE_SINGLE_CORE,
920 };
921