xref: /linux/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c (revision bf4afc53b77aeaa48b5409da5c8da6bb4eff7f43)
1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
2 /*
3  * Wave5 series multi-standard codec IP - encoder interface
4  *
5  * Copyright (C) 2021-2023 CHIPS&MEDIA INC
6  */
7 
8 #include <linux/pm_runtime.h>
9 #include "wave5-helper.h"
10 
11 #define VPU_ENC_DEV_NAME "C&M Wave5 VPU encoder"
12 #define VPU_ENC_DRV_NAME "wave5-enc"
13 
14 static const struct v4l2_frmsize_stepwise enc_frmsize[FMT_TYPES] = {
15 	[VPU_FMT_TYPE_CODEC] = {
16 		.min_width = W5_MIN_ENC_PIC_WIDTH,
17 		.max_width = W5_MAX_ENC_PIC_WIDTH,
18 		.step_width = W5_ENC_CODEC_STEP_WIDTH,
19 		.min_height = W5_MIN_ENC_PIC_HEIGHT,
20 		.max_height = W5_MAX_ENC_PIC_HEIGHT,
21 		.step_height = W5_ENC_CODEC_STEP_HEIGHT,
22 	},
23 	[VPU_FMT_TYPE_RAW] = {
24 		.min_width = W5_MIN_ENC_PIC_WIDTH,
25 		.max_width = W5_MAX_ENC_PIC_WIDTH,
26 		.step_width = W5_ENC_RAW_STEP_WIDTH,
27 		.min_height = W5_MIN_ENC_PIC_HEIGHT,
28 		.max_height = W5_MAX_ENC_PIC_HEIGHT,
29 		.step_height = W5_ENC_RAW_STEP_HEIGHT,
30 	},
31 };
32 
33 static const struct vpu_format enc_fmt_list[FMT_TYPES][MAX_FMTS] = {
34 	[VPU_FMT_TYPE_CODEC] = {
35 		{
36 			.v4l2_pix_fmt = V4L2_PIX_FMT_HEVC,
37 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_CODEC],
38 		},
39 		{
40 			.v4l2_pix_fmt = V4L2_PIX_FMT_H264,
41 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_CODEC],
42 		},
43 	},
44 	[VPU_FMT_TYPE_RAW] = {
45 		{
46 			.v4l2_pix_fmt = V4L2_PIX_FMT_YUV420,
47 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
48 		},
49 		{
50 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV12,
51 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
52 		},
53 		{
54 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV21,
55 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
56 		},
57 		{
58 			.v4l2_pix_fmt = V4L2_PIX_FMT_YUV420M,
59 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
60 		},
61 		{
62 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV12M,
63 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
64 		},
65 		{
66 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV21M,
67 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
68 		},
69 		{
70 			.v4l2_pix_fmt = V4L2_PIX_FMT_YUV422P,
71 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
72 		},
73 		{
74 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV16,
75 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
76 		},
77 		{
78 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV61,
79 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
80 		},
81 		{
82 			.v4l2_pix_fmt = V4L2_PIX_FMT_YUV422M,
83 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
84 		},
85 		{
86 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV16M,
87 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
88 		},
89 		{
90 			.v4l2_pix_fmt = V4L2_PIX_FMT_NV61M,
91 			.v4l2_frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW],
92 		},
93 	}
94 };
95 
switch_state(struct vpu_instance * inst,enum vpu_instance_state state)96 static int switch_state(struct vpu_instance *inst, enum vpu_instance_state state)
97 {
98 	switch (state) {
99 	case VPU_INST_STATE_NONE:
100 		goto invalid_state_switch;
101 	case VPU_INST_STATE_OPEN:
102 		if (inst->state != VPU_INST_STATE_NONE)
103 			goto invalid_state_switch;
104 		break;
105 	case VPU_INST_STATE_INIT_SEQ:
106 		if (inst->state != VPU_INST_STATE_OPEN && inst->state != VPU_INST_STATE_STOP)
107 			goto invalid_state_switch;
108 		break;
109 	case VPU_INST_STATE_PIC_RUN:
110 		if (inst->state != VPU_INST_STATE_INIT_SEQ)
111 			goto invalid_state_switch;
112 		break;
113 	case VPU_INST_STATE_STOP:
114 		break;
115 	}
116 
117 	dev_dbg(inst->dev->dev, "Switch state from %s to %s.\n",
118 		state_to_str(inst->state), state_to_str(state));
119 	inst->state = state;
120 	return 0;
121 
122 invalid_state_switch:
123 	WARN(1, "Invalid state switch from %s to %s.\n",
124 	     state_to_str(inst->state), state_to_str(state));
125 	return -EINVAL;
126 }
127 
start_encode(struct vpu_instance * inst,u32 * fail_res)128 static int start_encode(struct vpu_instance *inst, u32 *fail_res)
129 {
130 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
131 	int ret;
132 	struct vb2_v4l2_buffer *src_buf;
133 	struct vb2_v4l2_buffer *dst_buf;
134 	struct frame_buffer frame_buf;
135 	struct enc_param pic_param;
136 	const struct v4l2_format_info *info;
137 	u32 stride = inst->src_fmt.plane_fmt[0].bytesperline;
138 	u32 luma_size = 0;
139 	u32 chroma_size = 0;
140 
141 	memset(&pic_param, 0, sizeof(struct enc_param));
142 	memset(&frame_buf, 0, sizeof(struct frame_buffer));
143 
144 	info = v4l2_format_info(inst->src_fmt.pixelformat);
145 	if (!info)
146 		return -EINVAL;
147 
148 	if (info->mem_planes == 1) {
149 		luma_size = stride * inst->dst_fmt.height;
150 		chroma_size = luma_size / (info->hdiv * info->vdiv);
151 	} else {
152 		luma_size = inst->src_fmt.plane_fmt[0].sizeimage;
153 		chroma_size = inst->src_fmt.plane_fmt[1].sizeimage;
154 	}
155 
156 	dst_buf = v4l2_m2m_next_dst_buf(m2m_ctx);
157 	if (!dst_buf) {
158 		dev_dbg(inst->dev->dev, "%s: No destination buffer found\n", __func__);
159 		return -EAGAIN;
160 	}
161 
162 	pic_param.pic_stream_buffer_addr =
163 		vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
164 	pic_param.pic_stream_buffer_size =
165 		vb2_plane_size(&dst_buf->vb2_buf, 0);
166 
167 	src_buf = v4l2_m2m_next_src_buf(m2m_ctx);
168 	if (!src_buf) {
169 		dev_dbg(inst->dev->dev, "%s: No source buffer found\n", __func__);
170 		if (m2m_ctx->is_draining)
171 			pic_param.src_end_flag = 1;
172 		else
173 			return -EAGAIN;
174 	} else {
175 		if (inst->src_fmt.num_planes == 1) {
176 			frame_buf.buf_y =
177 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0);
178 			frame_buf.buf_cb = frame_buf.buf_y + luma_size;
179 			frame_buf.buf_cr = frame_buf.buf_cb + chroma_size;
180 		} else if (inst->src_fmt.num_planes == 2) {
181 			frame_buf.buf_y =
182 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0);
183 			frame_buf.buf_cb =
184 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 1);
185 			frame_buf.buf_cr = frame_buf.buf_cb + chroma_size;
186 		} else if (inst->src_fmt.num_planes == 3) {
187 			frame_buf.buf_y =
188 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 0);
189 			frame_buf.buf_cb =
190 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 1);
191 			frame_buf.buf_cr =
192 				vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, 2);
193 		}
194 		frame_buf.stride = stride;
195 		pic_param.src_idx = src_buf->vb2_buf.index;
196 	}
197 
198 	pic_param.source_frame = &frame_buf;
199 	pic_param.code_option.implicit_header_encode = 1;
200 	pic_param.code_option.encode_aud = inst->encode_aud;
201 	ret = wave5_vpu_enc_start_one_frame(inst, &pic_param, fail_res);
202 	if (ret) {
203 		if (*fail_res == WAVE5_SYSERR_QUEUEING_FAIL)
204 			return -EINVAL;
205 
206 		dev_dbg(inst->dev->dev, "%s: wave5_vpu_enc_start_one_frame fail: %d\n",
207 			__func__, ret);
208 		src_buf = v4l2_m2m_src_buf_remove(m2m_ctx);
209 		if (!src_buf) {
210 			dev_dbg(inst->dev->dev,
211 				"%s: Removing src buf failed, the queue is empty\n",
212 				__func__);
213 			return -EINVAL;
214 		}
215 		dst_buf = v4l2_m2m_dst_buf_remove(m2m_ctx);
216 		if (!dst_buf) {
217 			dev_dbg(inst->dev->dev,
218 				"%s: Removing dst buf failed, the queue is empty\n",
219 				__func__);
220 			return -EINVAL;
221 		}
222 		switch_state(inst, VPU_INST_STATE_STOP);
223 		dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp;
224 		v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
225 		v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
226 	} else {
227 		dev_dbg(inst->dev->dev, "%s: wave5_vpu_enc_start_one_frame success\n",
228 			__func__);
229 		/*
230 		 * Remove the source buffer from the ready-queue now and finish
231 		 * it in the videobuf2 framework once the index is returned by the
232 		 * firmware in finish_encode
233 		 */
234 		if (src_buf)
235 			v4l2_m2m_src_buf_remove_by_idx(m2m_ctx, src_buf->vb2_buf.index);
236 	}
237 
238 	return 0;
239 }
240 
wave5_vpu_enc_finish_encode(struct vpu_instance * inst)241 static void wave5_vpu_enc_finish_encode(struct vpu_instance *inst)
242 {
243 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
244 	int ret;
245 	struct enc_output_info enc_output_info;
246 	struct vb2_v4l2_buffer *src_buf = NULL;
247 	struct vb2_v4l2_buffer *dst_buf = NULL;
248 
249 	ret = wave5_vpu_enc_get_output_info(inst, &enc_output_info);
250 	if (ret) {
251 		dev_dbg(inst->dev->dev,
252 			"%s: vpu_enc_get_output_info fail: %d  reason: %u | info: %u\n",
253 			__func__, ret, enc_output_info.error_reason, enc_output_info.warn_info);
254 		return;
255 	}
256 
257 	dev_dbg(inst->dev->dev,
258 		"%s: pic_type %i recon_idx %i src_idx %i pic_byte %u pts %llu\n",
259 		__func__,  enc_output_info.pic_type, enc_output_info.recon_frame_index,
260 		enc_output_info.enc_src_idx, enc_output_info.enc_pic_byte, enc_output_info.pts);
261 
262 	/*
263 	 * The source buffer will not be found in the ready-queue as it has been
264 	 * dropped after sending of the encode firmware command, locate it in
265 	 * the videobuf2 queue directly
266 	 */
267 	if (enc_output_info.enc_src_idx >= 0) {
268 		struct vb2_buffer *vb = vb2_get_buffer(v4l2_m2m_get_src_vq(m2m_ctx),
269 						       enc_output_info.enc_src_idx);
270 		if (vb->state != VB2_BUF_STATE_ACTIVE)
271 			dev_warn(inst->dev->dev,
272 				 "%s: encoded buffer (%d) was not in ready queue %i.",
273 				 __func__, enc_output_info.enc_src_idx, vb->state);
274 		else
275 			src_buf = to_vb2_v4l2_buffer(vb);
276 
277 		if (src_buf) {
278 			inst->timestamp = src_buf->vb2_buf.timestamp;
279 			v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
280 		} else {
281 			dev_warn(inst->dev->dev, "%s: no source buffer with index: %d found\n",
282 				 __func__, enc_output_info.enc_src_idx);
283 		}
284 	}
285 
286 	dst_buf = v4l2_m2m_dst_buf_remove(m2m_ctx);
287 	if (enc_output_info.recon_frame_index == RECON_IDX_FLAG_ENC_END) {
288 		static const struct v4l2_event vpu_event_eos = {
289 			.type = V4L2_EVENT_EOS
290 		};
291 
292 		if (!WARN_ON(!dst_buf)) {
293 			vb2_set_plane_payload(&dst_buf->vb2_buf, 0, 0);
294 			dst_buf->field = V4L2_FIELD_NONE;
295 			v4l2_m2m_last_buffer_done(m2m_ctx, dst_buf);
296 		}
297 
298 		v4l2_event_queue_fh(&inst->v4l2_fh, &vpu_event_eos);
299 
300 		v4l2_m2m_job_finish(inst->v4l2_m2m_dev, m2m_ctx);
301 	} else {
302 		if (!dst_buf) {
303 			dev_warn(inst->dev->dev, "No bitstream buffer.");
304 			v4l2_m2m_job_finish(inst->v4l2_m2m_dev, m2m_ctx);
305 			return;
306 		}
307 
308 		vb2_set_plane_payload(&dst_buf->vb2_buf, 0, enc_output_info.bitstream_size);
309 
310 		dst_buf->vb2_buf.timestamp = inst->timestamp;
311 		dst_buf->field = V4L2_FIELD_NONE;
312 		if (enc_output_info.pic_type == PIC_TYPE_I) {
313 			if (enc_output_info.enc_vcl_nut == 19 ||
314 			    enc_output_info.enc_vcl_nut == 20)
315 				dst_buf->flags |= V4L2_BUF_FLAG_KEYFRAME;
316 			else
317 				dst_buf->flags |= V4L2_BUF_FLAG_PFRAME;
318 		} else if (enc_output_info.pic_type == PIC_TYPE_P) {
319 			dst_buf->flags |= V4L2_BUF_FLAG_PFRAME;
320 		} else if (enc_output_info.pic_type == PIC_TYPE_B) {
321 			dst_buf->flags |= V4L2_BUF_FLAG_BFRAME;
322 		}
323 
324 		v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
325 
326 		dev_dbg(inst->dev->dev, "%s: frame_cycle %8u\n",
327 			__func__, enc_output_info.frame_cycle);
328 
329 		v4l2_m2m_job_finish(inst->v4l2_m2m_dev, m2m_ctx);
330 	}
331 }
332 
wave5_vpu_enc_querycap(struct file * file,void * fh,struct v4l2_capability * cap)333 static int wave5_vpu_enc_querycap(struct file *file, void *fh, struct v4l2_capability *cap)
334 {
335 	strscpy(cap->driver, VPU_ENC_DRV_NAME, sizeof(cap->driver));
336 	strscpy(cap->card, VPU_ENC_DRV_NAME, sizeof(cap->card));
337 
338 	return 0;
339 }
340 
wave5_vpu_enc_enum_framesizes(struct file * f,void * fh,struct v4l2_frmsizeenum * fsize)341 static int wave5_vpu_enc_enum_framesizes(struct file *f, void *fh, struct v4l2_frmsizeenum *fsize)
342 {
343 	const struct vpu_format *vpu_fmt;
344 
345 	if (fsize->index)
346 		return -EINVAL;
347 
348 	vpu_fmt = wave5_find_vpu_fmt(fsize->pixel_format, enc_fmt_list[VPU_FMT_TYPE_CODEC]);
349 	if (!vpu_fmt) {
350 		vpu_fmt = wave5_find_vpu_fmt(fsize->pixel_format, enc_fmt_list[VPU_FMT_TYPE_RAW]);
351 		if (!vpu_fmt)
352 			return -EINVAL;
353 	}
354 
355 	fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
356 	fsize->stepwise = enc_frmsize[VPU_FMT_TYPE_CODEC];
357 
358 	return 0;
359 }
360 
wave5_vpu_enc_enum_fmt_cap(struct file * file,void * fh,struct v4l2_fmtdesc * f)361 static int wave5_vpu_enc_enum_fmt_cap(struct file *file, void *fh, struct v4l2_fmtdesc *f)
362 {
363 	struct vpu_instance *inst = file_to_vpu_inst(file);
364 	const struct vpu_format *vpu_fmt;
365 
366 	dev_dbg(inst->dev->dev, "%s: index: %u\n", __func__, f->index);
367 
368 	vpu_fmt = wave5_find_vpu_fmt_by_idx(f->index, enc_fmt_list[VPU_FMT_TYPE_CODEC]);
369 	if (!vpu_fmt)
370 		return -EINVAL;
371 
372 	f->pixelformat = vpu_fmt->v4l2_pix_fmt;
373 	f->flags = 0;
374 
375 	return 0;
376 }
377 
wave5_vpu_enc_try_fmt_cap(struct file * file,void * fh,struct v4l2_format * f)378 static int wave5_vpu_enc_try_fmt_cap(struct file *file, void *fh, struct v4l2_format *f)
379 {
380 	struct vpu_instance *inst = file_to_vpu_inst(file);
381 	const struct v4l2_frmsize_stepwise *frmsize;
382 	const struct vpu_format *vpu_fmt;
383 	int width, height;
384 
385 	dev_dbg(inst->dev->dev, "%s: fourcc: %u width: %u height: %u num_planes: %u field: %u\n",
386 		__func__, f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.width, f->fmt.pix_mp.height,
387 		f->fmt.pix_mp.num_planes, f->fmt.pix_mp.field);
388 
389 	vpu_fmt = wave5_find_vpu_fmt(f->fmt.pix_mp.pixelformat, enc_fmt_list[VPU_FMT_TYPE_CODEC]);
390 	if (!vpu_fmt) {
391 		width = inst->dst_fmt.width;
392 		height = inst->dst_fmt.height;
393 		f->fmt.pix_mp.pixelformat = inst->dst_fmt.pixelformat;
394 		frmsize = &enc_frmsize[VPU_FMT_TYPE_CODEC];
395 	} else {
396 		width = f->fmt.pix_mp.width;
397 		height = f->fmt.pix_mp.height;
398 		f->fmt.pix_mp.pixelformat = vpu_fmt->v4l2_pix_fmt;
399 		frmsize = vpu_fmt->v4l2_frmsize;
400 	}
401 
402 	wave5_update_pix_fmt(&f->fmt.pix_mp, VPU_FMT_TYPE_CODEC,
403 			     width, height, frmsize);
404 	f->fmt.pix_mp.colorspace = inst->colorspace;
405 	f->fmt.pix_mp.ycbcr_enc = inst->ycbcr_enc;
406 	f->fmt.pix_mp.quantization = inst->quantization;
407 	f->fmt.pix_mp.xfer_func = inst->xfer_func;
408 
409 	return 0;
410 }
411 
wave5_vpu_enc_s_fmt_cap(struct file * file,void * fh,struct v4l2_format * f)412 static int wave5_vpu_enc_s_fmt_cap(struct file *file, void *fh, struct v4l2_format *f)
413 {
414 	struct vpu_instance *inst = file_to_vpu_inst(file);
415 	int i, ret;
416 
417 	dev_dbg(inst->dev->dev, "%s: fourcc: %u width: %u height: %u num_planes: %u field: %u\n",
418 		__func__, f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.width, f->fmt.pix_mp.height,
419 		f->fmt.pix_mp.num_planes, f->fmt.pix_mp.field);
420 
421 	ret = wave5_vpu_enc_try_fmt_cap(file, fh, f);
422 	if (ret)
423 		return ret;
424 
425 	inst->std = wave5_to_vpu_std(f->fmt.pix_mp.pixelformat, inst->type);
426 	if (inst->std == STD_UNKNOWN) {
427 		dev_warn(inst->dev->dev, "unsupported pixelformat: %.4s\n",
428 			 (char *)&f->fmt.pix_mp.pixelformat);
429 		return -EINVAL;
430 	}
431 
432 	inst->dst_fmt.width = f->fmt.pix_mp.width;
433 	inst->dst_fmt.height = f->fmt.pix_mp.height;
434 	inst->dst_fmt.pixelformat = f->fmt.pix_mp.pixelformat;
435 	inst->dst_fmt.field = f->fmt.pix_mp.field;
436 	inst->dst_fmt.flags = f->fmt.pix_mp.flags;
437 	inst->dst_fmt.num_planes = f->fmt.pix_mp.num_planes;
438 	for (i = 0; i < inst->dst_fmt.num_planes; i++) {
439 		inst->dst_fmt.plane_fmt[i].bytesperline = f->fmt.pix_mp.plane_fmt[i].bytesperline;
440 		inst->dst_fmt.plane_fmt[i].sizeimage = f->fmt.pix_mp.plane_fmt[i].sizeimage;
441 	}
442 
443 	return 0;
444 }
445 
wave5_vpu_enc_g_fmt_cap(struct file * file,void * fh,struct v4l2_format * f)446 static int wave5_vpu_enc_g_fmt_cap(struct file *file, void *fh, struct v4l2_format *f)
447 {
448 	struct vpu_instance *inst = file_to_vpu_inst(file);
449 	int i;
450 
451 	f->fmt.pix_mp.width = inst->dst_fmt.width;
452 	f->fmt.pix_mp.height = inst->dst_fmt.height;
453 	f->fmt.pix_mp.pixelformat = inst->dst_fmt.pixelformat;
454 	f->fmt.pix_mp.field = inst->dst_fmt.field;
455 	f->fmt.pix_mp.flags = inst->dst_fmt.flags;
456 	f->fmt.pix_mp.num_planes = inst->dst_fmt.num_planes;
457 	for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
458 		f->fmt.pix_mp.plane_fmt[i].bytesperline = inst->dst_fmt.plane_fmt[i].bytesperline;
459 		f->fmt.pix_mp.plane_fmt[i].sizeimage = inst->dst_fmt.plane_fmt[i].sizeimage;
460 	}
461 
462 	f->fmt.pix_mp.colorspace = inst->colorspace;
463 	f->fmt.pix_mp.ycbcr_enc = inst->ycbcr_enc;
464 	f->fmt.pix_mp.quantization = inst->quantization;
465 	f->fmt.pix_mp.xfer_func = inst->xfer_func;
466 
467 	return 0;
468 }
469 
wave5_vpu_enc_enum_fmt_out(struct file * file,void * fh,struct v4l2_fmtdesc * f)470 static int wave5_vpu_enc_enum_fmt_out(struct file *file, void *fh, struct v4l2_fmtdesc *f)
471 {
472 	struct vpu_instance *inst = file_to_vpu_inst(file);
473 	const struct vpu_format *vpu_fmt;
474 
475 	dev_dbg(inst->dev->dev, "%s: index: %u\n", __func__, f->index);
476 
477 	vpu_fmt = wave5_find_vpu_fmt_by_idx(f->index, enc_fmt_list[VPU_FMT_TYPE_RAW]);
478 	if (!vpu_fmt)
479 		return -EINVAL;
480 
481 	f->pixelformat = vpu_fmt->v4l2_pix_fmt;
482 	f->flags = 0;
483 
484 	return 0;
485 }
486 
wave5_vpu_enc_try_fmt_out(struct file * file,void * fh,struct v4l2_format * f)487 static int wave5_vpu_enc_try_fmt_out(struct file *file, void *fh, struct v4l2_format *f)
488 {
489 	struct vpu_instance *inst = file_to_vpu_inst(file);
490 	const struct v4l2_frmsize_stepwise *frmsize;
491 	const struct vpu_format *vpu_fmt;
492 	int width, height;
493 
494 	dev_dbg(inst->dev->dev, "%s: fourcc: %u width: %u height: %u num_planes: %u field: %u\n",
495 		__func__, f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.width, f->fmt.pix_mp.height,
496 		f->fmt.pix_mp.num_planes, f->fmt.pix_mp.field);
497 
498 	vpu_fmt = wave5_find_vpu_fmt(f->fmt.pix_mp.pixelformat, enc_fmt_list[VPU_FMT_TYPE_RAW]);
499 	if (!vpu_fmt) {
500 		width = inst->src_fmt.width;
501 		height = inst->src_fmt.height;
502 		f->fmt.pix_mp.pixelformat = inst->src_fmt.pixelformat;
503 		frmsize = &enc_frmsize[VPU_FMT_TYPE_RAW];
504 	} else {
505 		width = f->fmt.pix_mp.width;
506 		height = f->fmt.pix_mp.height;
507 		f->fmt.pix_mp.pixelformat = vpu_fmt->v4l2_pix_fmt;
508 		frmsize = vpu_fmt->v4l2_frmsize;
509 	}
510 
511 	wave5_update_pix_fmt(&f->fmt.pix_mp, VPU_FMT_TYPE_RAW,
512 			     width, height, frmsize);
513 	return 0;
514 }
515 
wave5_vpu_enc_s_fmt_out(struct file * file,void * fh,struct v4l2_format * f)516 static int wave5_vpu_enc_s_fmt_out(struct file *file, void *fh, struct v4l2_format *f)
517 {
518 	struct vpu_instance *inst = file_to_vpu_inst(file);
519 	const struct vpu_format *vpu_fmt;
520 	const struct v4l2_format_info *info;
521 	int i, ret;
522 
523 	dev_dbg(inst->dev->dev, "%s: fourcc: %u width: %u height: %u num_planes: %u field: %u\n",
524 		__func__, f->fmt.pix_mp.pixelformat, f->fmt.pix_mp.width, f->fmt.pix_mp.height,
525 		f->fmt.pix_mp.num_planes, f->fmt.pix_mp.field);
526 
527 	ret = wave5_vpu_enc_try_fmt_out(file, fh, f);
528 	if (ret)
529 		return ret;
530 
531 	inst->src_fmt.width = f->fmt.pix_mp.width;
532 	inst->src_fmt.height = f->fmt.pix_mp.height;
533 	inst->src_fmt.pixelformat = f->fmt.pix_mp.pixelformat;
534 	inst->src_fmt.field = f->fmt.pix_mp.field;
535 	inst->src_fmt.flags = f->fmt.pix_mp.flags;
536 	inst->src_fmt.num_planes = f->fmt.pix_mp.num_planes;
537 	for (i = 0; i < inst->src_fmt.num_planes; i++) {
538 		inst->src_fmt.plane_fmt[i].bytesperline = f->fmt.pix_mp.plane_fmt[i].bytesperline;
539 		inst->src_fmt.plane_fmt[i].sizeimage = f->fmt.pix_mp.plane_fmt[i].sizeimage;
540 	}
541 
542 	info = v4l2_format_info(inst->src_fmt.pixelformat);
543 	if (!info)
544 		return -EINVAL;
545 
546 	inst->cbcr_interleave = info->comp_planes == 2;
547 
548 	switch (inst->src_fmt.pixelformat) {
549 	case V4L2_PIX_FMT_NV21:
550 	case V4L2_PIX_FMT_NV21M:
551 	case V4L2_PIX_FMT_NV61:
552 	case V4L2_PIX_FMT_NV61M:
553 		inst->nv21 = true;
554 		break;
555 	default:
556 		inst->nv21 = false;
557 	}
558 
559 	inst->colorspace = f->fmt.pix_mp.colorspace;
560 	inst->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
561 	inst->quantization = f->fmt.pix_mp.quantization;
562 	inst->xfer_func = f->fmt.pix_mp.xfer_func;
563 
564 	vpu_fmt = wave5_find_vpu_fmt(inst->dst_fmt.pixelformat, enc_fmt_list[VPU_FMT_TYPE_CODEC]);
565 	if (!vpu_fmt)
566 		return -EINVAL;
567 
568 	wave5_update_pix_fmt(&inst->dst_fmt, VPU_FMT_TYPE_CODEC,
569 			     f->fmt.pix_mp.width, f->fmt.pix_mp.height,
570 			     vpu_fmt->v4l2_frmsize);
571 	inst->conf_win.width = inst->dst_fmt.width;
572 	inst->conf_win.height = inst->dst_fmt.height;
573 
574 	return 0;
575 }
576 
wave5_vpu_enc_g_selection(struct file * file,void * fh,struct v4l2_selection * s)577 static int wave5_vpu_enc_g_selection(struct file *file, void *fh, struct v4l2_selection *s)
578 {
579 	struct vpu_instance *inst = file_to_vpu_inst(file);
580 
581 	dev_dbg(inst->dev->dev, "%s: type: %u | target: %u\n", __func__, s->type, s->target);
582 
583 	if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
584 		return -EINVAL;
585 	switch (s->target) {
586 	case V4L2_SEL_TGT_CROP_DEFAULT:
587 	case V4L2_SEL_TGT_CROP_BOUNDS:
588 		s->r.left = 0;
589 		s->r.top = 0;
590 		s->r.width = inst->dst_fmt.width;
591 		s->r.height = inst->dst_fmt.height;
592 		break;
593 	case V4L2_SEL_TGT_CROP:
594 		s->r.left = 0;
595 		s->r.top = 0;
596 		s->r.width = inst->conf_win.width;
597 		s->r.height = inst->conf_win.height;
598 		break;
599 	default:
600 		return -EINVAL;
601 	}
602 
603 	return 0;
604 }
605 
wave5_vpu_enc_s_selection(struct file * file,void * fh,struct v4l2_selection * s)606 static int wave5_vpu_enc_s_selection(struct file *file, void *fh, struct v4l2_selection *s)
607 {
608 	struct vpu_instance *inst = file_to_vpu_inst(file);
609 
610 	if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
611 		return -EINVAL;
612 
613 	if (s->target != V4L2_SEL_TGT_CROP)
614 		return -EINVAL;
615 
616 	dev_dbg(inst->dev->dev, "%s: V4L2_SEL_TGT_CROP width: %u | height: %u\n",
617 		__func__, s->r.width, s->r.height);
618 
619 	s->r.left = 0;
620 	s->r.top = 0;
621 	s->r.width = min(s->r.width, inst->dst_fmt.width);
622 	s->r.height = min(s->r.height, inst->dst_fmt.height);
623 
624 	inst->conf_win = s->r;
625 
626 	return 0;
627 }
628 
wave5_vpu_enc_encoder_cmd(struct file * file,void * fh,struct v4l2_encoder_cmd * ec)629 static int wave5_vpu_enc_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *ec)
630 {
631 	struct vpu_instance *inst = file_to_vpu_inst(file);
632 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
633 	int ret;
634 
635 	ret = v4l2_m2m_ioctl_try_encoder_cmd(file, fh, ec);
636 	if (ret)
637 		return ret;
638 
639 	if (!wave5_vpu_both_queues_are_streaming(inst))
640 		return 0;
641 
642 	switch (ec->cmd) {
643 	case V4L2_ENC_CMD_STOP:
644 		if (m2m_ctx->is_draining)
645 			return -EBUSY;
646 
647 		if (m2m_ctx->has_stopped)
648 			return 0;
649 
650 		m2m_ctx->last_src_buf = v4l2_m2m_last_src_buf(m2m_ctx);
651 		m2m_ctx->is_draining = true;
652 
653 		v4l2_m2m_try_schedule(m2m_ctx);
654 		break;
655 	case V4L2_ENC_CMD_START:
656 		break;
657 	default:
658 		return -EINVAL;
659 	}
660 
661 	return 0;
662 }
663 
wave5_vpu_enc_g_parm(struct file * file,void * fh,struct v4l2_streamparm * a)664 static int wave5_vpu_enc_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
665 {
666 	struct vpu_instance *inst = file_to_vpu_inst(file);
667 
668 	dev_dbg(inst->dev->dev, "%s: type: %u\n", __func__, a->type);
669 
670 	if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
671 		return -EINVAL;
672 
673 	a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
674 	a->parm.output.timeperframe.numerator = 1;
675 	a->parm.output.timeperframe.denominator = inst->frame_rate;
676 
677 	dev_dbg(inst->dev->dev, "%s: numerator: %u | denominator: %u\n",
678 		__func__, a->parm.output.timeperframe.numerator,
679 		a->parm.output.timeperframe.denominator);
680 
681 	return 0;
682 }
683 
wave5_vpu_enc_s_parm(struct file * file,void * fh,struct v4l2_streamparm * a)684 static int wave5_vpu_enc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
685 {
686 	struct vpu_instance *inst = file_to_vpu_inst(file);
687 
688 	dev_dbg(inst->dev->dev, "%s: type: %u\n", __func__, a->type);
689 
690 	if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
691 		return -EINVAL;
692 
693 	a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
694 	if (a->parm.output.timeperframe.denominator && a->parm.output.timeperframe.numerator) {
695 		inst->frame_rate = a->parm.output.timeperframe.denominator /
696 				   a->parm.output.timeperframe.numerator;
697 	} else {
698 		a->parm.output.timeperframe.numerator = 1;
699 		a->parm.output.timeperframe.denominator = inst->frame_rate;
700 	}
701 
702 	dev_dbg(inst->dev->dev, "%s: numerator: %u | denominator: %u\n",
703 		__func__, a->parm.output.timeperframe.numerator,
704 		a->parm.output.timeperframe.denominator);
705 
706 	return 0;
707 }
708 
709 static const struct v4l2_ioctl_ops wave5_vpu_enc_ioctl_ops = {
710 	.vidioc_querycap = wave5_vpu_enc_querycap,
711 	.vidioc_enum_framesizes = wave5_vpu_enc_enum_framesizes,
712 
713 	.vidioc_enum_fmt_vid_cap	= wave5_vpu_enc_enum_fmt_cap,
714 	.vidioc_s_fmt_vid_cap_mplane = wave5_vpu_enc_s_fmt_cap,
715 	.vidioc_g_fmt_vid_cap_mplane = wave5_vpu_enc_g_fmt_cap,
716 	.vidioc_try_fmt_vid_cap_mplane = wave5_vpu_enc_try_fmt_cap,
717 
718 	.vidioc_enum_fmt_vid_out	= wave5_vpu_enc_enum_fmt_out,
719 	.vidioc_s_fmt_vid_out_mplane = wave5_vpu_enc_s_fmt_out,
720 	.vidioc_g_fmt_vid_out_mplane = wave5_vpu_g_fmt_out,
721 	.vidioc_try_fmt_vid_out_mplane = wave5_vpu_enc_try_fmt_out,
722 
723 	.vidioc_g_selection = wave5_vpu_enc_g_selection,
724 	.vidioc_s_selection = wave5_vpu_enc_s_selection,
725 
726 	.vidioc_g_parm = wave5_vpu_enc_g_parm,
727 	.vidioc_s_parm = wave5_vpu_enc_s_parm,
728 
729 	.vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
730 	.vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
731 	.vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
732 	.vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
733 	.vidioc_qbuf = v4l2_m2m_ioctl_qbuf,
734 	.vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
735 	.vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf,
736 	.vidioc_streamon = v4l2_m2m_ioctl_streamon,
737 	.vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
738 
739 	.vidioc_try_encoder_cmd = v4l2_m2m_ioctl_try_encoder_cmd,
740 	.vidioc_encoder_cmd = wave5_vpu_enc_encoder_cmd,
741 
742 	.vidioc_subscribe_event = wave5_vpu_subscribe_event,
743 	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
744 };
745 
wave5_vpu_enc_s_ctrl(struct v4l2_ctrl * ctrl)746 static int wave5_vpu_enc_s_ctrl(struct v4l2_ctrl *ctrl)
747 {
748 	struct vpu_instance *inst = wave5_ctrl_to_vpu_inst(ctrl);
749 
750 	dev_dbg(inst->dev->dev, "%s: name: %s | value: %d\n", __func__, ctrl->name, ctrl->val);
751 
752 	switch (ctrl->id) {
753 	case V4L2_CID_MPEG_VIDEO_AU_DELIMITER:
754 		inst->encode_aud = ctrl->val;
755 		break;
756 	case V4L2_CID_HFLIP:
757 		inst->mirror_direction |= (ctrl->val << 1);
758 		break;
759 	case V4L2_CID_VFLIP:
760 		inst->mirror_direction |= ctrl->val;
761 		break;
762 	case V4L2_CID_ROTATE:
763 		inst->rot_angle = ctrl->val;
764 		break;
765 	case V4L2_CID_MPEG_VIDEO_VBV_SIZE:
766 		inst->vbv_buf_size = ctrl->val;
767 		break;
768 	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
769 		switch (ctrl->val) {
770 		case V4L2_MPEG_VIDEO_BITRATE_MODE_VBR:
771 			inst->rc_mode = 0;
772 			break;
773 		case V4L2_MPEG_VIDEO_BITRATE_MODE_CBR:
774 			inst->rc_mode = 1;
775 			break;
776 		default:
777 			return -EINVAL;
778 		}
779 		break;
780 	case V4L2_CID_MPEG_VIDEO_BITRATE:
781 		inst->bit_rate = ctrl->val;
782 		break;
783 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
784 		inst->enc_param.avc_idr_period = ctrl->val;
785 		break;
786 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
787 		inst->enc_param.independ_slice_mode = ctrl->val;
788 		inst->enc_param.avc_slice_mode = ctrl->val;
789 		break;
790 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
791 		inst->enc_param.independ_slice_mode_arg = ctrl->val;
792 		inst->enc_param.avc_slice_arg = ctrl->val;
793 		break;
794 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
795 		inst->rc_enable = ctrl->val;
796 		break;
797 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
798 		inst->enc_param.mb_level_rc_enable = ctrl->val;
799 		inst->enc_param.cu_level_rc_enable = ctrl->val;
800 		inst->enc_param.hvs_qp_enable = ctrl->val;
801 		break;
802 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
803 		switch (ctrl->val) {
804 		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN:
805 			inst->enc_param.profile = HEVC_PROFILE_MAIN;
806 			inst->bit_depth = 8;
807 			break;
808 		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE:
809 			inst->enc_param.profile = HEVC_PROFILE_STILLPICTURE;
810 			inst->enc_param.en_still_picture = 1;
811 			inst->bit_depth = 8;
812 			break;
813 		case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10:
814 			inst->enc_param.profile = HEVC_PROFILE_MAIN10;
815 			inst->bit_depth = 10;
816 			break;
817 		default:
818 			return -EINVAL;
819 		}
820 		break;
821 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
822 		switch (ctrl->val) {
823 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
824 			inst->enc_param.level = 10 * 3;
825 			break;
826 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
827 			inst->enc_param.level = 20 * 3;
828 			break;
829 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
830 			inst->enc_param.level = 21 * 3;
831 			break;
832 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
833 			inst->enc_param.level = 30 * 3;
834 			break;
835 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
836 			inst->enc_param.level = 31 * 3;
837 			break;
838 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
839 			inst->enc_param.level = 40 * 3;
840 			break;
841 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
842 			inst->enc_param.level = 41 * 3;
843 			break;
844 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
845 			inst->enc_param.level = 50 * 3;
846 			break;
847 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
848 			inst->enc_param.level = 51 * 3;
849 			break;
850 		case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
851 			inst->enc_param.level = 52 * 3;
852 			break;
853 		default:
854 			return -EINVAL;
855 		}
856 		break;
857 	case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP:
858 		inst->enc_param.min_qp_i = ctrl->val;
859 		inst->enc_param.min_qp_p = ctrl->val;
860 		inst->enc_param.min_qp_b = ctrl->val;
861 		break;
862 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP:
863 		inst->enc_param.max_qp_i = ctrl->val;
864 		inst->enc_param.max_qp_p = ctrl->val;
865 		inst->enc_param.max_qp_b = ctrl->val;
866 		break;
867 	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP:
868 		inst->enc_param.intra_qp = ctrl->val;
869 		break;
870 	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
871 		switch (ctrl->val) {
872 		case V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_DISABLED:
873 			inst->enc_param.disable_deblk = 1;
874 			inst->enc_param.sao_enable = 0;
875 			inst->enc_param.lf_cross_slice_boundary_enable = 0;
876 			break;
877 		case V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_ENABLED:
878 			inst->enc_param.disable_deblk = 0;
879 			inst->enc_param.sao_enable = 1;
880 			inst->enc_param.lf_cross_slice_boundary_enable = 1;
881 			break;
882 		case V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY:
883 			inst->enc_param.disable_deblk = 0;
884 			inst->enc_param.sao_enable = 1;
885 			inst->enc_param.lf_cross_slice_boundary_enable = 0;
886 			break;
887 		default:
888 			return -EINVAL;
889 		}
890 		break;
891 	case V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2:
892 		inst->enc_param.beta_offset_div2 = ctrl->val;
893 		break;
894 	case V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2:
895 		inst->enc_param.tc_offset_div2 = ctrl->val;
896 		break;
897 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
898 		switch (ctrl->val) {
899 		case V4L2_MPEG_VIDEO_HEVC_REFRESH_NONE:
900 			inst->enc_param.decoding_refresh_type = 0;
901 			break;
902 		case V4L2_MPEG_VIDEO_HEVC_REFRESH_CRA:
903 			inst->enc_param.decoding_refresh_type = 1;
904 			break;
905 		case V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR:
906 			inst->enc_param.decoding_refresh_type = 2;
907 			break;
908 		default:
909 			return -EINVAL;
910 		}
911 		break;
912 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD:
913 		inst->enc_param.intra_period = ctrl->val;
914 		break;
915 	case V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU:
916 		inst->enc_param.lossless_enable = ctrl->val;
917 		break;
918 	case V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED:
919 		inst->enc_param.const_intra_pred_flag = ctrl->val;
920 		break;
921 	case V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT:
922 		inst->enc_param.wpp_enable = ctrl->val;
923 		break;
924 	case V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING:
925 		inst->enc_param.strong_intra_smooth_enable = ctrl->val;
926 		break;
927 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1:
928 		inst->enc_param.max_num_merge = ctrl->val;
929 		break;
930 	case V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION:
931 		inst->enc_param.tmvp_enable = ctrl->val;
932 		break;
933 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
934 		switch (ctrl->val) {
935 		case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
936 		case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
937 			inst->enc_param.profile = H264_PROFILE_BP;
938 			inst->bit_depth = 8;
939 			break;
940 		case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
941 			inst->enc_param.profile = H264_PROFILE_MP;
942 			inst->bit_depth = 8;
943 			break;
944 		case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
945 			inst->enc_param.profile = H264_PROFILE_EXTENDED;
946 			inst->bit_depth = 8;
947 			break;
948 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
949 			inst->enc_param.profile = H264_PROFILE_HP;
950 			inst->bit_depth = 8;
951 			break;
952 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10:
953 			inst->enc_param.profile = H264_PROFILE_HIGH10;
954 			inst->bit_depth = 10;
955 			break;
956 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422:
957 			inst->enc_param.profile = H264_PROFILE_HIGH422;
958 			inst->bit_depth = 10;
959 			break;
960 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE:
961 			inst->enc_param.profile = H264_PROFILE_HIGH444;
962 			inst->bit_depth = 10;
963 			break;
964 		default:
965 			return -EINVAL;
966 		}
967 		break;
968 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
969 		switch (ctrl->val) {
970 		case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
971 			inst->enc_param.level = 10;
972 			break;
973 		case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
974 			inst->enc_param.level = 9;
975 			break;
976 		case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
977 			inst->enc_param.level = 11;
978 			break;
979 		case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
980 			inst->enc_param.level = 12;
981 			break;
982 		case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
983 			inst->enc_param.level = 13;
984 			break;
985 		case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
986 			inst->enc_param.level = 20;
987 			break;
988 		case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
989 			inst->enc_param.level = 21;
990 			break;
991 		case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
992 			inst->enc_param.level = 22;
993 			break;
994 		case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
995 			inst->enc_param.level = 30;
996 			break;
997 		case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
998 			inst->enc_param.level = 31;
999 			break;
1000 		case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
1001 			inst->enc_param.level = 32;
1002 			break;
1003 		case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
1004 			inst->enc_param.level = 40;
1005 			break;
1006 		case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
1007 			inst->enc_param.level = 41;
1008 			break;
1009 		case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
1010 			inst->enc_param.level = 42;
1011 			break;
1012 		case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
1013 			inst->enc_param.level = 50;
1014 			break;
1015 		case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
1016 			inst->enc_param.level = 51;
1017 			break;
1018 		default:
1019 			return -EINVAL;
1020 		}
1021 		break;
1022 	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
1023 		inst->enc_param.min_qp_i = ctrl->val;
1024 		inst->enc_param.min_qp_p = ctrl->val;
1025 		inst->enc_param.min_qp_b = ctrl->val;
1026 		break;
1027 	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
1028 		inst->enc_param.max_qp_i = ctrl->val;
1029 		inst->enc_param.max_qp_p = ctrl->val;
1030 		inst->enc_param.max_qp_b = ctrl->val;
1031 		break;
1032 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
1033 		inst->enc_param.intra_qp = ctrl->val;
1034 		break;
1035 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
1036 		switch (ctrl->val) {
1037 		case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED:
1038 			inst->enc_param.disable_deblk = 1;
1039 			inst->enc_param.lf_cross_slice_boundary_enable = 1;
1040 			break;
1041 		case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED:
1042 			inst->enc_param.disable_deblk = 0;
1043 			inst->enc_param.lf_cross_slice_boundary_enable = 1;
1044 			break;
1045 		case V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY:
1046 			inst->enc_param.disable_deblk = 0;
1047 			inst->enc_param.lf_cross_slice_boundary_enable = 0;
1048 			break;
1049 		default:
1050 			return -EINVAL;
1051 		}
1052 		break;
1053 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
1054 		inst->enc_param.beta_offset_div2 = ctrl->val;
1055 		break;
1056 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
1057 		inst->enc_param.tc_offset_div2 = ctrl->val;
1058 		break;
1059 	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
1060 		inst->enc_param.transform8x8_enable = ctrl->val;
1061 		break;
1062 	case V4L2_CID_MPEG_VIDEO_H264_CONSTRAINED_INTRA_PREDICTION:
1063 		inst->enc_param.const_intra_pred_flag = ctrl->val;
1064 		break;
1065 	case V4L2_CID_MPEG_VIDEO_H264_CHROMA_QP_INDEX_OFFSET:
1066 		inst->enc_param.chroma_cb_qp_offset = ctrl->val;
1067 		inst->enc_param.chroma_cr_qp_offset = ctrl->val;
1068 		break;
1069 	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
1070 		inst->enc_param.intra_period = ctrl->val;
1071 		break;
1072 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
1073 		inst->enc_param.entropy_coding_mode = ctrl->val;
1074 		break;
1075 	case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:
1076 		inst->enc_param.forced_idr_header_enable = ctrl->val;
1077 		break;
1078 	case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
1079 		break;
1080 	default:
1081 		return -EINVAL;
1082 	}
1083 
1084 	return 0;
1085 }
1086 
1087 static const struct v4l2_ctrl_ops wave5_vpu_enc_ctrl_ops = {
1088 	.s_ctrl = wave5_vpu_enc_s_ctrl,
1089 };
1090 
wave5_vpu_enc_queue_setup(struct vb2_queue * q,unsigned int * num_buffers,unsigned int * num_planes,unsigned int sizes[],struct device * alloc_devs[])1091 static int wave5_vpu_enc_queue_setup(struct vb2_queue *q, unsigned int *num_buffers,
1092 				     unsigned int *num_planes, unsigned int sizes[],
1093 				     struct device *alloc_devs[])
1094 {
1095 	struct vpu_instance *inst = vb2_get_drv_priv(q);
1096 	struct v4l2_pix_format_mplane inst_format =
1097 		(q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) ? inst->src_fmt : inst->dst_fmt;
1098 	unsigned int i;
1099 
1100 	dev_dbg(inst->dev->dev, "%s: num_buffers: %u | num_planes: %u | type: %u\n", __func__,
1101 		*num_buffers, *num_planes, q->type);
1102 
1103 	if (*num_planes) {
1104 		if (inst_format.num_planes != *num_planes)
1105 			return -EINVAL;
1106 
1107 		for (i = 0; i < *num_planes; i++) {
1108 			if (sizes[i] < inst_format.plane_fmt[i].sizeimage)
1109 				return -EINVAL;
1110 		}
1111 	} else {
1112 		*num_planes = inst_format.num_planes;
1113 		for (i = 0; i < *num_planes; i++) {
1114 			sizes[i] = inst_format.plane_fmt[i].sizeimage;
1115 			dev_dbg(inst->dev->dev, "%s: size[%u]: %u\n", __func__, i, sizes[i]);
1116 		}
1117 	}
1118 
1119 	dev_dbg(inst->dev->dev, "%s: size: %u\n", __func__, sizes[0]);
1120 
1121 	return 0;
1122 }
1123 
wave5_vpu_enc_buf_queue(struct vb2_buffer * vb)1124 static void wave5_vpu_enc_buf_queue(struct vb2_buffer *vb)
1125 {
1126 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
1127 	struct vpu_instance *inst = vb2_get_drv_priv(vb->vb2_queue);
1128 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1129 
1130 	dev_dbg(inst->dev->dev, "%s: type: %4u index: %4u size: ([0]=%4lu, [1]=%4lu, [2]=%4lu)\n",
1131 		__func__, vb->type, vb->index, vb2_plane_size(&vbuf->vb2_buf, 0),
1132 		vb2_plane_size(&vbuf->vb2_buf, 1), vb2_plane_size(&vbuf->vb2_buf, 2));
1133 
1134 	if (vb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1135 		vbuf->sequence = inst->queued_src_buf_num++;
1136 	else
1137 		vbuf->sequence = inst->queued_dst_buf_num++;
1138 
1139 	v4l2_m2m_buf_queue(m2m_ctx, vbuf);
1140 }
1141 
wave5_set_enc_openparam(struct enc_open_param * open_param,struct vpu_instance * inst)1142 static int wave5_set_enc_openparam(struct enc_open_param *open_param,
1143 				   struct vpu_instance *inst)
1144 {
1145 	struct enc_wave_param input = inst->enc_param;
1146 	const struct v4l2_format_info *info;
1147 	u32 num_ctu_row = ALIGN(inst->dst_fmt.height, 64) / 64;
1148 	u32 num_mb_row = ALIGN(inst->dst_fmt.height, 16) / 16;
1149 
1150 	info = v4l2_format_info(inst->src_fmt.pixelformat);
1151 	if (!info)
1152 		return -EINVAL;
1153 
1154 	if (info->hdiv == 2 && info->vdiv == 1)
1155 		open_param->src_format = FORMAT_422;
1156 	else
1157 		open_param->src_format = FORMAT_420;
1158 
1159 	open_param->wave_param.gop_preset_idx = PRESET_IDX_IPP_SINGLE;
1160 	open_param->wave_param.hvs_qp_scale = 2;
1161 	open_param->wave_param.hvs_max_delta_qp = 10;
1162 	open_param->wave_param.skip_intra_trans = 1;
1163 	open_param->wave_param.intra_nx_n_enable = 1;
1164 	open_param->wave_param.nr_intra_weight_y = 7;
1165 	open_param->wave_param.nr_intra_weight_cb = 7;
1166 	open_param->wave_param.nr_intra_weight_cr = 7;
1167 	open_param->wave_param.nr_inter_weight_y = 4;
1168 	open_param->wave_param.nr_inter_weight_cb = 4;
1169 	open_param->wave_param.nr_inter_weight_cr = 4;
1170 	open_param->wave_param.rdo_skip = 1;
1171 	open_param->wave_param.lambda_scaling_enable = 1;
1172 
1173 	open_param->line_buf_int_en = true;
1174 	open_param->pic_width = inst->conf_win.width;
1175 	open_param->pic_height = inst->conf_win.height;
1176 	open_param->frame_rate_info = inst->frame_rate;
1177 	open_param->rc_enable = inst->rc_enable;
1178 	if (inst->rc_enable) {
1179 		open_param->wave_param.initial_rc_qp = -1;
1180 		open_param->wave_param.rc_weight_param = 16;
1181 		open_param->wave_param.rc_weight_buf = 128;
1182 	}
1183 	open_param->wave_param.mb_level_rc_enable = input.mb_level_rc_enable;
1184 	open_param->wave_param.cu_level_rc_enable = input.cu_level_rc_enable;
1185 	open_param->wave_param.hvs_qp_enable = input.hvs_qp_enable;
1186 	open_param->bit_rate = inst->bit_rate;
1187 	open_param->vbv_buffer_size = inst->vbv_buf_size;
1188 	if (inst->rc_mode == 0)
1189 		open_param->vbv_buffer_size = 3000;
1190 	open_param->wave_param.profile = input.profile;
1191 	open_param->wave_param.en_still_picture = input.en_still_picture;
1192 	open_param->wave_param.level = input.level;
1193 	open_param->wave_param.internal_bit_depth = inst->bit_depth;
1194 	open_param->wave_param.intra_qp = input.intra_qp;
1195 	open_param->wave_param.min_qp_i = input.min_qp_i;
1196 	open_param->wave_param.max_qp_i = input.max_qp_i;
1197 	open_param->wave_param.min_qp_p = input.min_qp_p;
1198 	open_param->wave_param.max_qp_p = input.max_qp_p;
1199 	open_param->wave_param.min_qp_b = input.min_qp_b;
1200 	open_param->wave_param.max_qp_b = input.max_qp_b;
1201 	open_param->wave_param.disable_deblk = input.disable_deblk;
1202 	open_param->wave_param.lf_cross_slice_boundary_enable =
1203 		input.lf_cross_slice_boundary_enable;
1204 	open_param->wave_param.tc_offset_div2 = input.tc_offset_div2;
1205 	open_param->wave_param.beta_offset_div2 = input.beta_offset_div2;
1206 	open_param->wave_param.decoding_refresh_type = input.decoding_refresh_type;
1207 	open_param->wave_param.intra_period = input.intra_period;
1208 	if (inst->std == W_HEVC_ENC) {
1209 		if (input.intra_period == 0) {
1210 			open_param->wave_param.decoding_refresh_type = DEC_REFRESH_TYPE_IDR;
1211 			open_param->wave_param.intra_period = input.avc_idr_period;
1212 		}
1213 	} else {
1214 		open_param->wave_param.avc_idr_period = input.avc_idr_period;
1215 	}
1216 	open_param->wave_param.entropy_coding_mode = input.entropy_coding_mode;
1217 	open_param->wave_param.lossless_enable = input.lossless_enable;
1218 	open_param->wave_param.const_intra_pred_flag = input.const_intra_pred_flag;
1219 	open_param->wave_param.wpp_enable = input.wpp_enable;
1220 	open_param->wave_param.strong_intra_smooth_enable = input.strong_intra_smooth_enable;
1221 	open_param->wave_param.max_num_merge = input.max_num_merge;
1222 	open_param->wave_param.tmvp_enable = input.tmvp_enable;
1223 	open_param->wave_param.transform8x8_enable = input.transform8x8_enable;
1224 	open_param->wave_param.chroma_cb_qp_offset = input.chroma_cb_qp_offset;
1225 	open_param->wave_param.chroma_cr_qp_offset = input.chroma_cr_qp_offset;
1226 	open_param->wave_param.independ_slice_mode = input.independ_slice_mode;
1227 	open_param->wave_param.independ_slice_mode_arg = input.independ_slice_mode_arg;
1228 	open_param->wave_param.avc_slice_mode = input.avc_slice_mode;
1229 	open_param->wave_param.avc_slice_arg = input.avc_slice_arg;
1230 	open_param->wave_param.intra_mb_refresh_mode = input.intra_mb_refresh_mode;
1231 	if (input.intra_mb_refresh_mode != REFRESH_MB_MODE_NONE) {
1232 		if (num_mb_row >= input.intra_mb_refresh_arg)
1233 			open_param->wave_param.intra_mb_refresh_arg =
1234 				num_mb_row / input.intra_mb_refresh_arg;
1235 		else
1236 			open_param->wave_param.intra_mb_refresh_arg = num_mb_row;
1237 	}
1238 	open_param->wave_param.intra_refresh_mode = input.intra_refresh_mode;
1239 	if (input.intra_refresh_mode != 0) {
1240 		if (num_ctu_row >= input.intra_refresh_arg)
1241 			open_param->wave_param.intra_refresh_arg =
1242 				num_ctu_row / input.intra_refresh_arg;
1243 		else
1244 			open_param->wave_param.intra_refresh_arg = num_ctu_row;
1245 	}
1246 	open_param->wave_param.forced_idr_header_enable = input.forced_idr_header_enable;
1247 
1248 	return 0;
1249 }
1250 
initialize_sequence(struct vpu_instance * inst)1251 static int initialize_sequence(struct vpu_instance *inst)
1252 {
1253 	struct enc_initial_info initial_info;
1254 	struct v4l2_ctrl *ctrl;
1255 	int ret;
1256 
1257 	ret = wave5_vpu_enc_issue_seq_init(inst);
1258 	if (ret) {
1259 		dev_err(inst->dev->dev, "%s: wave5_vpu_enc_issue_seq_init, fail: %d\n",
1260 			__func__, ret);
1261 		return ret;
1262 	}
1263 
1264 	if (wave5_vpu_wait_interrupt(inst, VPU_ENC_TIMEOUT) < 0) {
1265 		dev_err(inst->dev->dev, "%s: wave5_vpu_wait_interrupt failed\n", __func__);
1266 		return -EINVAL;
1267 	}
1268 
1269 	ret = wave5_vpu_enc_complete_seq_init(inst, &initial_info);
1270 	if (ret)
1271 		return ret;
1272 
1273 	dev_dbg(inst->dev->dev, "%s: min_frame_buffer: %u | min_source_buffer: %u\n",
1274 		__func__, initial_info.min_frame_buffer_count,
1275 		initial_info.min_src_frame_count);
1276 	inst->min_src_buf_count = initial_info.min_src_frame_count +
1277 				  WAVE521_COMMAND_QUEUE_DEPTH;
1278 
1279 	ctrl = v4l2_ctrl_find(&inst->v4l2_ctrl_hdl,
1280 			      V4L2_CID_MIN_BUFFERS_FOR_OUTPUT);
1281 	if (ctrl)
1282 		v4l2_ctrl_s_ctrl(ctrl, inst->min_src_buf_count);
1283 
1284 	inst->fbc_buf_count = initial_info.min_frame_buffer_count;
1285 
1286 	return 0;
1287 }
1288 
prepare_fb(struct vpu_instance * inst)1289 static int prepare_fb(struct vpu_instance *inst)
1290 {
1291 	u32 fb_stride = ALIGN(inst->dst_fmt.width, 32);
1292 	u32 fb_height = ALIGN(inst->dst_fmt.height, 32);
1293 	int i, ret = 0;
1294 
1295 	for (i = 0; i < inst->fbc_buf_count; i++) {
1296 		u32 luma_size = fb_stride * fb_height;
1297 		u32 chroma_size = ALIGN(fb_stride / 2, 16) * fb_height;
1298 
1299 		inst->frame_vbuf[i].size = luma_size + chroma_size;
1300 		ret = wave5_vdi_allocate_dma_memory(inst->dev, &inst->frame_vbuf[i]);
1301 		if (ret < 0) {
1302 			dev_err(inst->dev->dev, "%s: failed to allocate FBC buffer %zu\n",
1303 				__func__, inst->frame_vbuf[i].size);
1304 			goto free_buffers;
1305 		}
1306 
1307 		inst->frame_buf[i].buf_y = inst->frame_vbuf[i].daddr;
1308 		inst->frame_buf[i].buf_cb = (dma_addr_t)-1;
1309 		inst->frame_buf[i].buf_cr = (dma_addr_t)-1;
1310 		inst->frame_buf[i].update_fb_info = true;
1311 		inst->frame_buf[i].size = inst->frame_vbuf[i].size;
1312 	}
1313 
1314 	ret = wave5_vpu_enc_register_frame_buffer(inst, inst->fbc_buf_count, fb_stride,
1315 						  fb_height, COMPRESSED_FRAME_MAP);
1316 	if (ret) {
1317 		dev_err(inst->dev->dev,
1318 			"%s: wave5_vpu_enc_register_frame_buffer, fail: %d\n",
1319 			__func__, ret);
1320 		goto free_buffers;
1321 	}
1322 
1323 	return 0;
1324 free_buffers:
1325 	for (i = 0; i < inst->fbc_buf_count; i++)
1326 		wave5_vpu_dec_reset_framebuffer(inst, i);
1327 	return ret;
1328 }
1329 
wave5_vpu_enc_start_streaming(struct vb2_queue * q,unsigned int count)1330 static int wave5_vpu_enc_start_streaming(struct vb2_queue *q, unsigned int count)
1331 {
1332 	struct vpu_instance *inst = vb2_get_drv_priv(q);
1333 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1334 	int ret = 0;
1335 
1336 	pm_runtime_resume_and_get(inst->dev->dev);
1337 	v4l2_m2m_update_start_streaming_state(m2m_ctx, q);
1338 
1339 	if (inst->state == VPU_INST_STATE_NONE && q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1340 		struct enc_open_param open_param;
1341 
1342 		memset(&open_param, 0, sizeof(struct enc_open_param));
1343 
1344 		ret = wave5_set_enc_openparam(&open_param, inst);
1345 		if (ret) {
1346 			dev_dbg(inst->dev->dev, "%s: wave5_set_enc_openparam, fail: %d\n",
1347 				__func__, ret);
1348 			goto return_buffers;
1349 		}
1350 
1351 		ret = wave5_vpu_enc_open(inst, &open_param);
1352 		if (ret) {
1353 			dev_dbg(inst->dev->dev, "%s: wave5_vpu_enc_open, fail: %d\n",
1354 				__func__, ret);
1355 			goto return_buffers;
1356 		}
1357 
1358 		if (inst->mirror_direction) {
1359 			wave5_vpu_enc_give_command(inst, ENABLE_MIRRORING, NULL);
1360 			wave5_vpu_enc_give_command(inst, SET_MIRROR_DIRECTION,
1361 						   &inst->mirror_direction);
1362 		}
1363 		if (inst->rot_angle) {
1364 			wave5_vpu_enc_give_command(inst, ENABLE_ROTATION, NULL);
1365 			wave5_vpu_enc_give_command(inst, SET_ROTATION_ANGLE, &inst->rot_angle);
1366 		}
1367 
1368 		ret = switch_state(inst, VPU_INST_STATE_OPEN);
1369 		if (ret)
1370 			goto return_buffers;
1371 	}
1372 	if (inst->state == VPU_INST_STATE_OPEN &&
1373 	    (m2m_ctx->cap_q_ctx.q.streaming || q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) {
1374 		ret = initialize_sequence(inst);
1375 		if (ret) {
1376 			dev_warn(inst->dev->dev, "Sequence not found: %d\n", ret);
1377 			goto return_buffers;
1378 		}
1379 		ret = switch_state(inst, VPU_INST_STATE_INIT_SEQ);
1380 		if (ret)
1381 			goto return_buffers;
1382 		/*
1383 		 * The sequence must be analyzed first to calculate the proper
1384 		 * size of the auxiliary buffers.
1385 		 */
1386 		ret = prepare_fb(inst);
1387 		if (ret) {
1388 			dev_warn(inst->dev->dev, "Framebuffer preparation, fail: %d\n", ret);
1389 			goto return_buffers;
1390 		}
1391 
1392 		ret = switch_state(inst, VPU_INST_STATE_PIC_RUN);
1393 	}
1394 	if (ret)
1395 		goto return_buffers;
1396 
1397 	pm_runtime_put_autosuspend(inst->dev->dev);
1398 	return 0;
1399 return_buffers:
1400 	wave5_return_bufs(q, VB2_BUF_STATE_QUEUED);
1401 	pm_runtime_put_autosuspend(inst->dev->dev);
1402 	return ret;
1403 }
1404 
streamoff_output(struct vpu_instance * inst,struct vb2_queue * q)1405 static void streamoff_output(struct vpu_instance *inst, struct vb2_queue *q)
1406 {
1407 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1408 	struct vb2_v4l2_buffer *buf;
1409 
1410 	while ((buf = v4l2_m2m_src_buf_remove(m2m_ctx))) {
1411 		dev_dbg(inst->dev->dev, "%s: buf type %4u | index %4u\n",
1412 			__func__, buf->vb2_buf.type, buf->vb2_buf.index);
1413 		v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
1414 	}
1415 }
1416 
streamoff_capture(struct vpu_instance * inst,struct vb2_queue * q)1417 static void streamoff_capture(struct vpu_instance *inst, struct vb2_queue *q)
1418 {
1419 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1420 	struct vb2_v4l2_buffer *buf;
1421 
1422 	while ((buf = v4l2_m2m_dst_buf_remove(m2m_ctx))) {
1423 		dev_dbg(inst->dev->dev, "%s: buf type %4u | index %4u\n",
1424 			__func__, buf->vb2_buf.type, buf->vb2_buf.index);
1425 		vb2_set_plane_payload(&buf->vb2_buf, 0, 0);
1426 		v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
1427 	}
1428 
1429 	v4l2_m2m_clear_state(m2m_ctx);
1430 }
1431 
wave5_vpu_enc_stop_streaming(struct vb2_queue * q)1432 static void wave5_vpu_enc_stop_streaming(struct vb2_queue *q)
1433 {
1434 	struct vpu_instance *inst = vb2_get_drv_priv(q);
1435 	bool check_cmd = true;
1436 
1437 	/*
1438 	 * Note that we don't need m2m_ctx->next_buf_last for this driver, so we
1439 	 * don't call v4l2_m2m_update_stop_streaming_state().
1440 	 */
1441 
1442 	dev_dbg(inst->dev->dev, "%s: type: %u\n", __func__, q->type);
1443 	pm_runtime_resume_and_get(inst->dev->dev);
1444 
1445 	if (wave5_vpu_both_queues_are_streaming(inst))
1446 		switch_state(inst, VPU_INST_STATE_STOP);
1447 
1448 	while (check_cmd) {
1449 		struct queue_status_info q_status;
1450 		struct enc_output_info enc_output_info;
1451 
1452 		wave5_vpu_enc_give_command(inst, ENC_GET_QUEUE_STATUS, &q_status);
1453 
1454 		if (q_status.report_queue_count == 0)
1455 			break;
1456 
1457 		if (wave5_vpu_wait_interrupt(inst, VPU_ENC_TIMEOUT) < 0)
1458 			break;
1459 
1460 		if (wave5_vpu_enc_get_output_info(inst, &enc_output_info))
1461 			dev_dbg(inst->dev->dev, "Getting encoding results from fw, fail\n");
1462 	}
1463 
1464 	if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1465 		streamoff_output(inst, q);
1466 	else
1467 		streamoff_capture(inst, q);
1468 
1469 	pm_runtime_put_autosuspend(inst->dev->dev);
1470 }
1471 
1472 static const struct vb2_ops wave5_vpu_enc_vb2_ops = {
1473 	.queue_setup = wave5_vpu_enc_queue_setup,
1474 	.buf_queue = wave5_vpu_enc_buf_queue,
1475 	.start_streaming = wave5_vpu_enc_start_streaming,
1476 	.stop_streaming = wave5_vpu_enc_stop_streaming,
1477 };
1478 
wave5_set_default_format(struct v4l2_pix_format_mplane * src_fmt,struct v4l2_pix_format_mplane * dst_fmt)1479 static void wave5_set_default_format(struct v4l2_pix_format_mplane *src_fmt,
1480 				     struct v4l2_pix_format_mplane *dst_fmt)
1481 {
1482 	src_fmt->pixelformat = enc_fmt_list[VPU_FMT_TYPE_RAW][0].v4l2_pix_fmt;
1483 	wave5_update_pix_fmt(src_fmt, VPU_FMT_TYPE_RAW,
1484 			     W5_DEF_ENC_PIC_WIDTH, W5_DEF_ENC_PIC_HEIGHT,
1485 			     &enc_frmsize[VPU_FMT_TYPE_RAW]);
1486 
1487 	dst_fmt->pixelformat = enc_fmt_list[VPU_FMT_TYPE_CODEC][0].v4l2_pix_fmt;
1488 	wave5_update_pix_fmt(dst_fmt, VPU_FMT_TYPE_CODEC,
1489 			     W5_DEF_ENC_PIC_WIDTH, W5_DEF_ENC_PIC_HEIGHT,
1490 			     &enc_frmsize[VPU_FMT_TYPE_CODEC]);
1491 }
1492 
wave5_vpu_enc_queue_init(void * priv,struct vb2_queue * src_vq,struct vb2_queue * dst_vq)1493 static int wave5_vpu_enc_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq)
1494 {
1495 	return wave5_vpu_queue_init(priv, src_vq, dst_vq, &wave5_vpu_enc_vb2_ops);
1496 }
1497 
1498 static const struct vpu_instance_ops wave5_vpu_enc_inst_ops = {
1499 	.finish_process = wave5_vpu_enc_finish_encode,
1500 };
1501 
wave5_vpu_enc_device_run(void * priv)1502 static void wave5_vpu_enc_device_run(void *priv)
1503 {
1504 	struct vpu_instance *inst = priv;
1505 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1506 	u32 fail_res = 0;
1507 	int ret = 0;
1508 
1509 	pm_runtime_resume_and_get(inst->dev->dev);
1510 	switch (inst->state) {
1511 	case VPU_INST_STATE_PIC_RUN:
1512 		ret = start_encode(inst, &fail_res);
1513 		if (ret) {
1514 			if (ret == -EINVAL)
1515 				dev_err(inst->dev->dev,
1516 					"Frame encoding on m2m context (%p), fail: %d (res: %d)\n",
1517 					m2m_ctx, ret, fail_res);
1518 			else if (ret == -EAGAIN)
1519 				dev_dbg(inst->dev->dev, "Missing buffers for encode, try again\n");
1520 			break;
1521 		}
1522 		dev_dbg(inst->dev->dev, "%s: leave with active job", __func__);
1523 		pm_runtime_put_autosuspend(inst->dev->dev);
1524 		return;
1525 	default:
1526 		WARN(1, "Execution of a job in state %s is invalid.\n",
1527 		     state_to_str(inst->state));
1528 		break;
1529 	}
1530 	dev_dbg(inst->dev->dev, "%s: leave and finish job", __func__);
1531 	pm_runtime_put_autosuspend(inst->dev->dev);
1532 	v4l2_m2m_job_finish(inst->v4l2_m2m_dev, m2m_ctx);
1533 }
1534 
wave5_vpu_enc_job_ready(void * priv)1535 static int wave5_vpu_enc_job_ready(void *priv)
1536 {
1537 	struct vpu_instance *inst = priv;
1538 	struct v4l2_m2m_ctx *m2m_ctx = inst->v4l2_fh.m2m_ctx;
1539 
1540 	switch (inst->state) {
1541 	case VPU_INST_STATE_NONE:
1542 		dev_dbg(inst->dev->dev, "Encoder must be open to start queueing M2M jobs!\n");
1543 		return false;
1544 	case VPU_INST_STATE_PIC_RUN:
1545 		if (m2m_ctx->is_draining || v4l2_m2m_num_src_bufs_ready(m2m_ctx)) {
1546 			dev_dbg(inst->dev->dev, "Encoder ready for a job, state: %s\n",
1547 				state_to_str(inst->state));
1548 			return true;
1549 		}
1550 		fallthrough;
1551 	default:
1552 		dev_dbg(inst->dev->dev,
1553 			"Encoder not ready for a job, state: %s, %s draining, %d src bufs ready\n",
1554 			state_to_str(inst->state), m2m_ctx->is_draining ? "is" : "is not",
1555 			v4l2_m2m_num_src_bufs_ready(m2m_ctx));
1556 		break;
1557 	}
1558 	return false;
1559 }
1560 
1561 static const struct v4l2_m2m_ops wave5_vpu_enc_m2m_ops = {
1562 	.device_run = wave5_vpu_enc_device_run,
1563 	.job_ready = wave5_vpu_enc_job_ready,
1564 };
1565 
wave5_vpu_open_enc(struct file * filp)1566 static int wave5_vpu_open_enc(struct file *filp)
1567 {
1568 	struct video_device *vdev = video_devdata(filp);
1569 	struct vpu_device *dev = video_drvdata(filp);
1570 	struct vpu_instance *inst = NULL;
1571 	struct v4l2_ctrl_handler *v4l2_ctrl_hdl;
1572 	int ret = 0;
1573 
1574 	inst = kzalloc_obj(*inst);
1575 	if (!inst)
1576 		return -ENOMEM;
1577 	v4l2_ctrl_hdl = &inst->v4l2_ctrl_hdl;
1578 
1579 	inst->dev = dev;
1580 	inst->type = VPU_INST_TYPE_ENC;
1581 	inst->ops = &wave5_vpu_enc_inst_ops;
1582 
1583 	inst->codec_info = kzalloc_obj(*inst->codec_info);
1584 	if (!inst->codec_info) {
1585 		kfree(inst);
1586 		return -ENOMEM;
1587 	}
1588 
1589 	v4l2_fh_init(&inst->v4l2_fh, vdev);
1590 	v4l2_fh_add(&inst->v4l2_fh, filp);
1591 
1592 	INIT_LIST_HEAD(&inst->list);
1593 
1594 	inst->v4l2_m2m_dev = inst->dev->v4l2_m2m_enc_dev;
1595 	inst->v4l2_fh.m2m_ctx =
1596 		v4l2_m2m_ctx_init(inst->v4l2_m2m_dev, inst, wave5_vpu_enc_queue_init);
1597 	if (IS_ERR(inst->v4l2_fh.m2m_ctx)) {
1598 		ret = PTR_ERR(inst->v4l2_fh.m2m_ctx);
1599 		goto cleanup_inst;
1600 	}
1601 	v4l2_m2m_set_src_buffered(inst->v4l2_fh.m2m_ctx, true);
1602 
1603 	v4l2_ctrl_handler_init(v4l2_ctrl_hdl, 50);
1604 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1605 			       V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
1606 			       V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10, 0,
1607 			       V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN);
1608 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1609 			       V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
1610 			       V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1, 0,
1611 			       V4L2_MPEG_VIDEO_HEVC_LEVEL_1);
1612 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1613 			  V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP,
1614 			  0, 63, 1, 8);
1615 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1616 			  V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP,
1617 			  0, 63, 1, 51);
1618 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1619 			  V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP,
1620 			  0, 63, 1, 30);
1621 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1622 			       V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE,
1623 			       V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY, 0,
1624 			       V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_ENABLED);
1625 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1626 			  V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2,
1627 			  -6, 6, 1, 0);
1628 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1629 			  V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2,
1630 			  -6, 6, 1, 0);
1631 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1632 			       V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE,
1633 			       V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR, 0,
1634 			       V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR);
1635 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1636 			  V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD,
1637 			  0, 2047, 1, 0);
1638 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1639 			  V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU,
1640 			  0, 1, 1, 0);
1641 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1642 			  V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED,
1643 			  0, 1, 1, 0);
1644 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1645 			  V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT,
1646 			  0, 1, 1, 0);
1647 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1648 			  V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING,
1649 			  0, 1, 1, 1);
1650 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1651 			  V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1,
1652 			  1, 2, 1, 2);
1653 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1654 			  V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION,
1655 			  0, 1, 1, 1);
1656 
1657 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1658 			       V4L2_CID_MPEG_VIDEO_H264_PROFILE,
1659 			       V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE, 0,
1660 			       V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE);
1661 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1662 			       V4L2_CID_MPEG_VIDEO_H264_LEVEL,
1663 			       V4L2_MPEG_VIDEO_H264_LEVEL_5_1, 0,
1664 			       V4L2_MPEG_VIDEO_H264_LEVEL_1_0);
1665 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1666 			  V4L2_CID_MPEG_VIDEO_H264_MIN_QP,
1667 			  0, 63, 1, 8);
1668 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1669 			  V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
1670 			  0, 63, 1, 51);
1671 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1672 			  V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP,
1673 			  0, 63, 1, 30);
1674 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1675 			       V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
1676 			       V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY, 0,
1677 			       V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED);
1678 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1679 			  V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA,
1680 			  -6, 6, 1, 0);
1681 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1682 			  V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA,
1683 			  -6, 6, 1, 0);
1684 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1685 			  V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM,
1686 			  0, 1, 1, 1);
1687 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1688 			  V4L2_CID_MPEG_VIDEO_H264_CONSTRAINED_INTRA_PREDICTION,
1689 			  0, 1, 1, 0);
1690 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1691 			  V4L2_CID_MPEG_VIDEO_H264_CHROMA_QP_INDEX_OFFSET,
1692 			  -12, 12, 1, 0);
1693 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1694 			  V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
1695 			  0, 2047, 1, 0);
1696 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1697 			       V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
1698 			       V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC, 0,
1699 			       V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC);
1700 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1701 			  V4L2_CID_MPEG_VIDEO_AU_DELIMITER,
1702 			  0, 1, 1, 1);
1703 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1704 			  V4L2_CID_HFLIP,
1705 			  0, 1, 1, 0);
1706 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1707 			  V4L2_CID_VFLIP,
1708 			  0, 1, 1, 0);
1709 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1710 			  V4L2_CID_ROTATE,
1711 			  0, 270, 90, 0);
1712 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1713 			  V4L2_CID_MPEG_VIDEO_VBV_SIZE,
1714 			  10, 3000, 1, 1000);
1715 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1716 			       V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
1717 			       V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 0,
1718 			       V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
1719 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1720 			  V4L2_CID_MPEG_VIDEO_BITRATE,
1721 			  0, 700000000, 1, 0);
1722 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1723 			  V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1724 			  0, 2047, 1, 0);
1725 	v4l2_ctrl_new_std_menu(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1726 			       V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
1727 			       V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_MAX_MB, 0,
1728 			       V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE);
1729 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1730 			  V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB,
1731 			  0, 0xFFFF, 1, 0);
1732 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1733 			  V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
1734 			  0, 1, 1, 0);
1735 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1736 			  V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
1737 			  0, 1, 1, 0);
1738 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1739 			  V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 32, 1, 1);
1740 	v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
1741 			  V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR,
1742 			  0, 1, 1, 0);
1743 
1744 	if (v4l2_ctrl_hdl->error) {
1745 		ret = -ENODEV;
1746 		goto cleanup_inst;
1747 	}
1748 
1749 	inst->v4l2_fh.ctrl_handler = v4l2_ctrl_hdl;
1750 	v4l2_ctrl_handler_setup(v4l2_ctrl_hdl);
1751 
1752 	wave5_set_default_format(&inst->src_fmt, &inst->dst_fmt);
1753 	inst->conf_win.width = inst->dst_fmt.width;
1754 	inst->conf_win.height = inst->dst_fmt.height;
1755 	inst->colorspace = V4L2_COLORSPACE_REC709;
1756 	inst->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1757 	inst->quantization = V4L2_QUANTIZATION_DEFAULT;
1758 	inst->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1759 	inst->frame_rate = 30;
1760 
1761 	init_completion(&inst->irq_done);
1762 	ret = wave5_kfifo_alloc(inst);
1763 	if (ret) {
1764 		dev_err(inst->dev->dev, "failed to allocate fifo\n");
1765 		goto cleanup_inst;
1766 	}
1767 
1768 	inst->id = ida_alloc(&inst->dev->inst_ida, GFP_KERNEL);
1769 	if (inst->id < 0) {
1770 		dev_warn(inst->dev->dev, "Allocating instance ID, fail: %d\n", inst->id);
1771 		ret = inst->id;
1772 		goto cleanup_inst;
1773 	}
1774 
1775 	wave5_vdi_allocate_sram(inst->dev);
1776 
1777 	ret = mutex_lock_interruptible(&dev->dev_lock);
1778 	if (ret)
1779 		goto cleanup_inst;
1780 
1781 	list_add_tail(&inst->list, &dev->instances);
1782 
1783 	mutex_unlock(&dev->dev_lock);
1784 
1785 	return 0;
1786 
1787 cleanup_inst:
1788 	wave5_cleanup_instance(inst, filp);
1789 	return ret;
1790 }
1791 
wave5_vpu_enc_release(struct file * filp)1792 static int wave5_vpu_enc_release(struct file *filp)
1793 {
1794 	return wave5_vpu_release_device(filp, wave5_vpu_enc_close, "encoder");
1795 }
1796 
1797 static const struct v4l2_file_operations wave5_vpu_enc_fops = {
1798 	.owner = THIS_MODULE,
1799 	.open = wave5_vpu_open_enc,
1800 	.release = wave5_vpu_enc_release,
1801 	.unlocked_ioctl = video_ioctl2,
1802 	.poll = v4l2_m2m_fop_poll,
1803 	.mmap = v4l2_m2m_fop_mmap,
1804 };
1805 
wave5_vpu_enc_register_device(struct vpu_device * dev)1806 int wave5_vpu_enc_register_device(struct vpu_device *dev)
1807 {
1808 	struct video_device *vdev_enc;
1809 	int ret;
1810 
1811 	vdev_enc = devm_kzalloc(dev->v4l2_dev.dev, sizeof(*vdev_enc), GFP_KERNEL);
1812 	if (!vdev_enc)
1813 		return -ENOMEM;
1814 
1815 	dev->v4l2_m2m_enc_dev = v4l2_m2m_init(&wave5_vpu_enc_m2m_ops);
1816 	if (IS_ERR(dev->v4l2_m2m_enc_dev)) {
1817 		ret = PTR_ERR(dev->v4l2_m2m_enc_dev);
1818 		dev_err(dev->dev, "v4l2_m2m_init, fail: %d\n", ret);
1819 		return -EINVAL;
1820 	}
1821 
1822 	dev->video_dev_enc = vdev_enc;
1823 
1824 	strscpy(vdev_enc->name, VPU_ENC_DEV_NAME, sizeof(vdev_enc->name));
1825 	vdev_enc->fops = &wave5_vpu_enc_fops;
1826 	vdev_enc->ioctl_ops = &wave5_vpu_enc_ioctl_ops;
1827 	vdev_enc->release = video_device_release_empty;
1828 	vdev_enc->v4l2_dev = &dev->v4l2_dev;
1829 	vdev_enc->vfl_dir = VFL_DIR_M2M;
1830 	vdev_enc->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
1831 	vdev_enc->lock = &dev->dev_lock;
1832 
1833 	ret = video_register_device(vdev_enc, VFL_TYPE_VIDEO, -1);
1834 	if (ret)
1835 		return ret;
1836 
1837 	video_set_drvdata(vdev_enc, dev);
1838 
1839 	return 0;
1840 }
1841 
wave5_vpu_enc_unregister_device(struct vpu_device * dev)1842 void wave5_vpu_enc_unregister_device(struct vpu_device *dev)
1843 {
1844 	video_unregister_device(dev->video_dev_enc);
1845 	if (dev->v4l2_m2m_enc_dev)
1846 		v4l2_m2m_release(dev->v4l2_m2m_enc_dev);
1847 }
1848