Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1355 insertions, 0 deletions

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
new file mode 100644
index 000000000..6ad408514
--- /dev/null
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -0,0 +1,1355 @@
+/*
+* Copyright (c) 2016 MediaTek Inc.
+* Author: PC Chen <pc.chen@mediatek.com>
+*         Tiffany Lin <tiffany.lin@mediatek.com>
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License version 2 as
+* published by the Free Software Foundation.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*/
+
+#include <media/v4l2-event.h>
+#include <media/v4l2-mem2mem.h>
+#include <media/videobuf2-dma-contig.h>
+#include <soc/mediatek/smi.h>
+
+#include "mtk_vcodec_drv.h"
+#include "mtk_vcodec_enc.h"
+#include "mtk_vcodec_intr.h"
+#include "mtk_vcodec_util.h"
+#include "venc_drv_if.h"
+
+#define MTK_VENC_MIN_W	160U
+#define MTK_VENC_MIN_H	128U
+#define MTK_VENC_MAX_W	1920U
+#define MTK_VENC_MAX_H	1088U
+#define DFT_CFG_WIDTH	MTK_VENC_MIN_W
+#define DFT_CFG_HEIGHT	MTK_VENC_MIN_H
+#define MTK_MAX_CTRLS_HINT	20
+#define OUT_FMT_IDX		0
+#define CAP_FMT_IDX		4
+
+
+static void mtk_venc_worker(struct work_struct *work);
+
+static struct mtk_video_fmt mtk_video_formats[] = {
+	{
+		.fourcc = V4L2_PIX_FMT_NV12M,
+		.type = MTK_FMT_FRAME,
+		.num_planes = 2,
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_NV21M,
+		.type = MTK_FMT_FRAME,
+		.num_planes = 2,
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_YUV420M,
+		.type = MTK_FMT_FRAME,
+		.num_planes = 3,
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_YVU420M,
+		.type = MTK_FMT_FRAME,
+		.num_planes = 3,
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_H264,
+		.type = MTK_FMT_ENC,
+		.num_planes = 1,
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_VP8,
+		.type = MTK_FMT_ENC,
+		.num_planes = 1,
+	},
+};
+
+#define NUM_FORMATS ARRAY_SIZE(mtk_video_formats)
+
+static const struct mtk_codec_framesizes mtk_venc_framesizes[] = {
+	{
+		.fourcc	= V4L2_PIX_FMT_H264,
+		.stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
+			      MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
+	},
+	{
+		.fourcc = V4L2_PIX_FMT_VP8,
+		.stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
+			      MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
+	},
+};
+
+#define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes)
+
+static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl);
+	struct mtk_enc_params *p = &ctx->enc_params;
+	int ret = 0;
+
+	switch (ctrl->id) {
+	case V4L2_CID_MPEG_VIDEO_BITRATE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d",
+			       ctrl->val);
+		p->bitrate = ctrl->val;
+		ctx->param_change |= MTK_ENCODE_PARAM_BITRATE;
+		break;
+	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d",
+			       ctrl->val);
+		p->num_b_frame = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d",
+			       ctrl->val);
+		p->rc_frame = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d",
+			       ctrl->val);
+		p->h264_max_qp = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d",
+			       ctrl->val);
+		p->seq_hdr_mode = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d",
+			       ctrl->val);
+		p->rc_mb = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d",
+			       ctrl->val);
+		p->h264_profile = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d",
+			       ctrl->val);
+		p->h264_level = ctrl->val;
+		break;
+	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d",
+			       ctrl->val);
+		p->intra_period = ctrl->val;
+		ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD;
+		break;
+	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d",
+			       ctrl->val);
+		p->gop_size = ctrl->val;
+		ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE;
+		break;
+	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME");
+		p->force_intra = 1;
+		ctx->param_change |= MTK_ENCODE_PARAM_FORCE_INTRA;
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = {
+	.s_ctrl = vidioc_venc_s_ctrl,
+};
+
+static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue)
+{
+	struct mtk_video_fmt *fmt;
+	int i, j = 0;
+
+	for (i = 0; i < NUM_FORMATS; ++i) {
+		if (output_queue && mtk_video_formats[i].type != MTK_FMT_FRAME)
+			continue;
+		if (!output_queue && mtk_video_formats[i].type != MTK_FMT_ENC)
+			continue;
+
+		if (j == f->index) {
+			fmt = &mtk_video_formats[i];
+			f->pixelformat = fmt->fourcc;
+			memset(f->reserved, 0, sizeof(f->reserved));
+			return 0;
+		}
+		++j;
+	}
+
+	return -EINVAL;
+}
+
+static int vidioc_enum_framesizes(struct file *file, void *fh,
+				  struct v4l2_frmsizeenum *fsize)
+{
+	int i = 0;
+
+	if (fsize->index != 0)
+		return -EINVAL;
+
+	for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) {
+		if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc)
+			continue;
+
+		fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
+		fsize->stepwise = mtk_venc_framesizes[i].stepwise;
+		return 0;
+	}
+
+	return -EINVAL;
+}
+
+static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
+					  struct v4l2_fmtdesc *f)
+{
+	return vidioc_enum_fmt(f, false);
+}
+
+static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov,
+					  struct v4l2_fmtdesc *f)
+{
+	return vidioc_enum_fmt(f, true);
+}
+
+static int vidioc_venc_querycap(struct file *file, void *priv,
+				struct v4l2_capability *cap)
+{
+	strlcpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver));
+	strlcpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info));
+	strlcpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card));
+
+	return 0;
+}
+
+static int vidioc_venc_s_parm(struct file *file, void *priv,
+			      struct v4l2_streamparm *a)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+
+	if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+		return -EINVAL;
+
+	ctx->enc_params.framerate_num =
+			a->parm.output.timeperframe.denominator;
+	ctx->enc_params.framerate_denom =
+			a->parm.output.timeperframe.numerator;
+	ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE;
+
+	a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
+
+	return 0;
+}
+
+static int vidioc_venc_g_parm(struct file *file, void *priv,
+			      struct v4l2_streamparm *a)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+
+	if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+		return -EINVAL;
+
+	a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
+	a->parm.output.timeperframe.denominator =
+			ctx->enc_params.framerate_num;
+	a->parm.output.timeperframe.numerator =
+			ctx->enc_params.framerate_denom;
+
+	return 0;
+}
+
+static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx,
+					      enum v4l2_buf_type type)
+{
+	if (V4L2_TYPE_IS_OUTPUT(type))
+		return &ctx->q_data[MTK_Q_DATA_SRC];
+
+	return &ctx->q_data[MTK_Q_DATA_DST];
+}
+
+static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
+{
+	struct mtk_video_fmt *fmt;
+	unsigned int k;
+
+	for (k = 0; k < NUM_FORMATS; k++) {
+		fmt = &mtk_video_formats[k];
+		if (fmt->fourcc == f->fmt.pix.pixelformat)
+			return fmt;
+	}
+
+	return NULL;
+}
+
+/* V4L2 specification suggests the driver corrects the format struct if any of
+ * the dimensions is unsupported
+ */
+static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt)
+{
+	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
+	int i;
+
+	pix_fmt_mp->field = V4L2_FIELD_NONE;
+
+	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+		pix_fmt_mp->num_planes = 1;
+		pix_fmt_mp->plane_fmt[0].bytesperline = 0;
+	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
+		int tmp_w, tmp_h;
+
+		pix_fmt_mp->height = clamp(pix_fmt_mp->height,
+					MTK_VENC_MIN_H,
+					MTK_VENC_MAX_H);
+		pix_fmt_mp->width = clamp(pix_fmt_mp->width,
+					MTK_VENC_MIN_W,
+					MTK_VENC_MAX_W);
+
+		/* find next closer width align 16, heign align 32, size align
+		 * 64 rectangle
+		 */
+		tmp_w = pix_fmt_mp->width;
+		tmp_h = pix_fmt_mp->height;
+		v4l_bound_align_image(&pix_fmt_mp->width,
+					MTK_VENC_MIN_W,
+					MTK_VENC_MAX_W, 4,
+					&pix_fmt_mp->height,
+					MTK_VENC_MIN_H,
+					MTK_VENC_MAX_H, 5, 6);
+
+		if (pix_fmt_mp->width < tmp_w &&
+			(pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W)
+			pix_fmt_mp->width += 16;
+		if (pix_fmt_mp->height < tmp_h &&
+			(pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H)
+			pix_fmt_mp->height += 32;
+
+		mtk_v4l2_debug(0,
+			"before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d",
+			tmp_w, tmp_h, pix_fmt_mp->width,
+			pix_fmt_mp->height,
+			pix_fmt_mp->plane_fmt[0].sizeimage,
+			pix_fmt_mp->plane_fmt[1].sizeimage);
+
+		pix_fmt_mp->num_planes = fmt->num_planes;
+		pix_fmt_mp->plane_fmt[0].sizeimage =
+				pix_fmt_mp->width * pix_fmt_mp->height +
+				((ALIGN(pix_fmt_mp->width, 16) * 2) * 16);
+		pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
+
+		if (pix_fmt_mp->num_planes == 2) {
+			pix_fmt_mp->plane_fmt[1].sizeimage =
+				(pix_fmt_mp->width * pix_fmt_mp->height) / 2 +
+				(ALIGN(pix_fmt_mp->width, 16) * 16);
+			pix_fmt_mp->plane_fmt[2].sizeimage = 0;
+			pix_fmt_mp->plane_fmt[1].bytesperline =
+							pix_fmt_mp->width;
+			pix_fmt_mp->plane_fmt[2].bytesperline = 0;
+		} else if (pix_fmt_mp->num_planes == 3) {
+			pix_fmt_mp->plane_fmt[1].sizeimage =
+			pix_fmt_mp->plane_fmt[2].sizeimage =
+				(pix_fmt_mp->width * pix_fmt_mp->height) / 4 +
+				((ALIGN(pix_fmt_mp->width, 16) / 2) * 16);
+			pix_fmt_mp->plane_fmt[1].bytesperline =
+				pix_fmt_mp->plane_fmt[2].bytesperline =
+				pix_fmt_mp->width / 2;
+		}
+	}
+
+	for (i = 0; i < pix_fmt_mp->num_planes; i++)
+		memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
+			   sizeof(pix_fmt_mp->plane_fmt[0].reserved));
+
+	pix_fmt_mp->flags = 0;
+	memset(&pix_fmt_mp->reserved, 0x0,
+		sizeof(pix_fmt_mp->reserved));
+
+	return 0;
+}
+
+static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx,
+				struct venc_enc_param *param)
+{
+	struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC];
+	struct mtk_enc_params *enc_params = &ctx->enc_params;
+
+	switch (q_data_src->fmt->fourcc) {
+	case V4L2_PIX_FMT_YUV420M:
+		param->input_yuv_fmt = VENC_YUV_FORMAT_I420;
+		break;
+	case V4L2_PIX_FMT_YVU420M:
+		param->input_yuv_fmt = VENC_YUV_FORMAT_YV12;
+		break;
+	case V4L2_PIX_FMT_NV12M:
+		param->input_yuv_fmt = VENC_YUV_FORMAT_NV12;
+		break;
+	case V4L2_PIX_FMT_NV21M:
+		param->input_yuv_fmt = VENC_YUV_FORMAT_NV21;
+		break;
+	default:
+		mtk_v4l2_err("Unsupport fourcc =%d", q_data_src->fmt->fourcc);
+		break;
+	}
+	param->h264_profile = enc_params->h264_profile;
+	param->h264_level = enc_params->h264_level;
+
+	/* Config visible resolution */
+	param->width = q_data_src->visible_width;
+	param->height = q_data_src->visible_height;
+	/* Config coded resolution */
+	param->buf_width = q_data_src->coded_width;
+	param->buf_height = q_data_src->coded_height;
+	param->frm_rate = enc_params->framerate_num /
+			enc_params->framerate_denom;
+	param->intra_period = enc_params->intra_period;
+	param->gop_size = enc_params->gop_size;
+	param->bitrate = enc_params->bitrate;
+
+	mtk_v4l2_debug(0,
+		"fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d",
+		param->input_yuv_fmt, param->h264_profile,
+		param->h264_level, param->width, param->height,
+		param->buf_width, param->buf_height,
+		param->frm_rate, param->bitrate,
+		param->gop_size, param->intra_period);
+}
+
+static int vidioc_venc_s_fmt_cap(struct file *file, void *priv,
+			     struct v4l2_format *f)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+	struct vb2_queue *vq;
+	struct mtk_q_data *q_data;
+	int i, ret;
+	struct mtk_video_fmt *fmt;
+
+	vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
+	if (!vq) {
+		mtk_v4l2_err("fail to get vq");
+		return -EINVAL;
+	}
+
+	if (vb2_is_busy(vq)) {
+		mtk_v4l2_err("queue busy");
+		return -EBUSY;
+	}
+
+	q_data = mtk_venc_get_q_data(ctx, f->type);
+	if (!q_data) {
+		mtk_v4l2_err("fail to get q data");
+		return -EINVAL;
+	}
+
+	fmt = mtk_venc_find_format(f);
+	if (!fmt) {
+		f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
+		fmt = mtk_venc_find_format(f);
+	}
+
+	q_data->fmt = fmt;
+	ret = vidioc_try_fmt(f, q_data->fmt);
+	if (ret)
+		return ret;
+
+	q_data->coded_width = f->fmt.pix_mp.width;
+	q_data->coded_height = f->fmt.pix_mp.height;
+	q_data->field = f->fmt.pix_mp.field;
+
+	for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
+		struct v4l2_plane_pix_format	*plane_fmt;
+
+		plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
+		q_data->bytesperline[i]	= plane_fmt->bytesperline;
+		q_data->sizeimage[i] = plane_fmt->sizeimage;
+	}
+
+	if (ctx->state == MTK_STATE_FREE) {
+		ret = venc_if_init(ctx, q_data->fmt->fourcc);
+		if (ret) {
+			mtk_v4l2_err("venc_if_init failed=%d, codec type=%x",
+					ret, q_data->fmt->fourcc);
+			return -EBUSY;
+		}
+		ctx->state = MTK_STATE_INIT;
+	}
+
+	return 0;
+}
+
+static int vidioc_venc_s_fmt_out(struct file *file, void *priv,
+			     struct v4l2_format *f)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+	struct vb2_queue *vq;
+	struct mtk_q_data *q_data;
+	int ret, i;
+	struct mtk_video_fmt *fmt;
+	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
+
+	vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
+	if (!vq) {
+		mtk_v4l2_err("fail to get vq");
+		return -EINVAL;
+	}
+
+	if (vb2_is_busy(vq)) {
+		mtk_v4l2_err("queue busy");
+		return -EBUSY;
+	}
+
+	q_data = mtk_venc_get_q_data(ctx, f->type);
+	if (!q_data) {
+		mtk_v4l2_err("fail to get q data");
+		return -EINVAL;
+	}
+
+	fmt = mtk_venc_find_format(f);
+	if (!fmt) {
+		f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
+		fmt = mtk_venc_find_format(f);
+	}
+
+	pix_fmt_mp->height = clamp(pix_fmt_mp->height,
+				MTK_VENC_MIN_H,
+				MTK_VENC_MAX_H);
+	pix_fmt_mp->width = clamp(pix_fmt_mp->width,
+				MTK_VENC_MIN_W,
+				MTK_VENC_MAX_W);
+
+	q_data->visible_width = f->fmt.pix_mp.width;
+	q_data->visible_height = f->fmt.pix_mp.height;
+	q_data->fmt = fmt;
+	ret = vidioc_try_fmt(f, q_data->fmt);
+	if (ret)
+		return ret;
+
+	q_data->coded_width = f->fmt.pix_mp.width;
+	q_data->coded_height = f->fmt.pix_mp.height;
+
+	q_data->field = f->fmt.pix_mp.field;
+	ctx->colorspace = f->fmt.pix_mp.colorspace;
+	ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
+	ctx->quantization = f->fmt.pix_mp.quantization;
+	ctx->xfer_func = f->fmt.pix_mp.xfer_func;
+
+	for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
+		struct v4l2_plane_pix_format *plane_fmt;
+
+		plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
+		q_data->bytesperline[i] = plane_fmt->bytesperline;
+		q_data->sizeimage[i] = plane_fmt->sizeimage;
+	}
+
+	return 0;
+}
+
+static int vidioc_venc_g_fmt(struct file *file, void *priv,
+			     struct v4l2_format *f)
+{
+	struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+	struct vb2_queue *vq;
+	struct mtk_q_data *q_data;
+	int i;
+
+	vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
+	if (!vq)
+		return -EINVAL;
+
+	q_data = mtk_venc_get_q_data(ctx, f->type);
+
+	pix->width = q_data->coded_width;
+	pix->height = q_data->coded_height;
+	pix->pixelformat = q_data->fmt->fourcc;
+	pix->field = q_data->field;
+	pix->num_planes = q_data->fmt->num_planes;
+	for (i = 0; i < pix->num_planes; i++) {
+		pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
+		pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
+		memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
+		       sizeof(pix->plane_fmt[i].reserved));
+	}
+
+	pix->flags = 0;
+	pix->colorspace = ctx->colorspace;
+	pix->ycbcr_enc = ctx->ycbcr_enc;
+	pix->quantization = ctx->quantization;
+	pix->xfer_func = ctx->xfer_func;
+
+	return 0;
+}
+
+static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
+					 struct v4l2_format *f)
+{
+	struct mtk_video_fmt *fmt;
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+
+	fmt = mtk_venc_find_format(f);
+	if (!fmt) {
+		f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
+		fmt = mtk_venc_find_format(f);
+	}
+	f->fmt.pix_mp.colorspace = ctx->colorspace;
+	f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc;
+	f->fmt.pix_mp.quantization = ctx->quantization;
+	f->fmt.pix_mp.xfer_func = ctx->xfer_func;
+
+	return vidioc_try_fmt(f, fmt);
+}
+
+static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
+					 struct v4l2_format *f)
+{
+	struct mtk_video_fmt *fmt;
+
+	fmt = mtk_venc_find_format(f);
+	if (!fmt) {
+		f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
+		fmt = mtk_venc_find_format(f);
+	}
+	if (!f->fmt.pix_mp.colorspace) {
+		f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709;
+		f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
+		f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
+		f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
+	}
+
+	return vidioc_try_fmt(f, fmt);
+}
+
+static int vidioc_venc_g_selection(struct file *file, void *priv,
+				     struct v4l2_selection *s)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+	struct mtk_q_data *q_data;
+
+	if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		return -EINVAL;
+
+	q_data = mtk_venc_get_q_data(ctx, s->type);
+	if (!q_data)
+		return -EINVAL;
+
+	switch (s->target) {
+	case V4L2_SEL_TGT_CROP_DEFAULT:
+	case V4L2_SEL_TGT_CROP_BOUNDS:
+		s->r.top = 0;
+		s->r.left = 0;
+		s->r.width = q_data->coded_width;
+		s->r.height = q_data->coded_height;
+		break;
+	case V4L2_SEL_TGT_CROP:
+		s->r.top = 0;
+		s->r.left = 0;
+		s->r.width = q_data->visible_width;
+		s->r.height = q_data->visible_height;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int vidioc_venc_s_selection(struct file *file, void *priv,
+				     struct v4l2_selection *s)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+	struct mtk_q_data *q_data;
+
+	if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+		return -EINVAL;
+
+	q_data = mtk_venc_get_q_data(ctx, s->type);
+	if (!q_data)
+		return -EINVAL;
+
+	switch (s->target) {
+	case V4L2_SEL_TGT_CROP:
+		/* Only support crop from (0,0) */
+		s->r.top = 0;
+		s->r.left = 0;
+		s->r.width = min(s->r.width, q_data->coded_width);
+		s->r.height = min(s->r.height, q_data->coded_height);
+		q_data->visible_width = s->r.width;
+		q_data->visible_height = s->r.height;
+		break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int vidioc_venc_qbuf(struct file *file, void *priv,
+			    struct v4l2_buffer *buf)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+
+	if (ctx->state == MTK_STATE_ABORT) {
+		mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
+				ctx->id);
+		return -EIO;
+	}
+
+	return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
+}
+
+static int vidioc_venc_dqbuf(struct file *file, void *priv,
+			     struct v4l2_buffer *buf)
+{
+	struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
+
+	if (ctx->state == MTK_STATE_ABORT) {
+		mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
+				ctx->id);
+		return -EIO;
+	}
+
+	return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
+}
+
+const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {
+	.vidioc_streamon		= v4l2_m2m_ioctl_streamon,
+	.vidioc_streamoff		= v4l2_m2m_ioctl_streamoff,
+
+	.vidioc_reqbufs			= v4l2_m2m_ioctl_reqbufs,
+	.vidioc_querybuf		= v4l2_m2m_ioctl_querybuf,
+	.vidioc_qbuf			= vidioc_venc_qbuf,
+	.vidioc_dqbuf			= vidioc_venc_dqbuf,
+
+	.vidioc_querycap		= vidioc_venc_querycap,
+	.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
+	.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
+	.vidioc_enum_framesizes		= vidioc_enum_framesizes,
+
+	.vidioc_try_fmt_vid_cap_mplane	= vidioc_try_fmt_vid_cap_mplane,
+	.vidioc_try_fmt_vid_out_mplane	= vidioc_try_fmt_vid_out_mplane,
+	.vidioc_expbuf			= v4l2_m2m_ioctl_expbuf,
+	.vidioc_subscribe_event		= v4l2_ctrl_subscribe_event,
+	.vidioc_unsubscribe_event	= v4l2_event_unsubscribe,
+
+	.vidioc_s_parm			= vidioc_venc_s_parm,
+	.vidioc_g_parm			= vidioc_venc_g_parm,
+	.vidioc_s_fmt_vid_cap_mplane	= vidioc_venc_s_fmt_cap,
+	.vidioc_s_fmt_vid_out_mplane	= vidioc_venc_s_fmt_out,
+
+	.vidioc_g_fmt_vid_cap_mplane	= vidioc_venc_g_fmt,
+	.vidioc_g_fmt_vid_out_mplane	= vidioc_venc_g_fmt,
+
+	.vidioc_create_bufs		= v4l2_m2m_ioctl_create_bufs,
+	.vidioc_prepare_buf		= v4l2_m2m_ioctl_prepare_buf,
+
+	.vidioc_g_selection		= vidioc_venc_g_selection,
+	.vidioc_s_selection		= vidioc_venc_s_selection,
+};
+
+static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
+				   unsigned int *nbuffers,
+				   unsigned int *nplanes,
+				   unsigned int sizes[],
+				   struct device *alloc_devs[])
+{
+	struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
+	struct mtk_q_data *q_data;
+	unsigned int i;
+
+	q_data = mtk_venc_get_q_data(ctx, vq->type);
+
+	if (q_data == NULL)
+		return -EINVAL;
+
+	if (*nplanes) {
+		for (i = 0; i < *nplanes; i++)
+			if (sizes[i] < q_data->sizeimage[i])
+				return -EINVAL;
+	} else {
+		*nplanes = q_data->fmt->num_planes;
+		for (i = 0; i < *nplanes; i++)
+			sizes[i] = q_data->sizeimage[i];
+	}
+
+	return 0;
+}
+
+static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb)
+{
+	struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
+	struct mtk_q_data *q_data;
+	int i;
+
+	q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type);
+
+	for (i = 0; i < q_data->fmt->num_planes; i++) {
+		if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
+			mtk_v4l2_err("data will not fit into plane %d (%lu < %d)",
+				i, vb2_plane_size(vb, i),
+				q_data->sizeimage[i]);
+			return -EINVAL;
+		}
+	}
+
+	return 0;
+}
+
+static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
+{
+	struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
+	struct vb2_v4l2_buffer *vb2_v4l2 =
+			container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
+
+	struct mtk_video_enc_buf *mtk_buf =
+			container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
+
+	if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
+	    (ctx->param_change != MTK_ENCODE_PARAM_NONE)) {
+		mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x",
+			       ctx->id,
+			       mtk_buf->vb.vb2_buf.index,
+			       ctx->param_change);
+		mtk_buf->param_change = ctx->param_change;
+		mtk_buf->enc_params = ctx->enc_params;
+		ctx->param_change = MTK_ENCODE_PARAM_NONE;
+	}
+
+	v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
+}
+
+static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
+{
+	struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
+	struct venc_enc_param param;
+	int ret;
+	int i;
+
+	/* Once state turn into MTK_STATE_ABORT, we need stop_streaming
+	  * to clear it
+	  */
+	if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) {
+		ret = -EIO;
+		goto err_set_param;
+	}
+
+	/* Do the initialization when both start_streaming have been called */
+	if (V4L2_TYPE_IS_OUTPUT(q->type)) {
+		if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))
+			return 0;
+	} else {
+		if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q))
+			return 0;
+	}
+
+	mtk_venc_set_param(ctx, &param);
+	ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, &param);
+	if (ret) {
+		mtk_v4l2_err("venc_if_set_param failed=%d", ret);
+		ctx->state = MTK_STATE_ABORT;
+		goto err_set_param;
+	}
+	ctx->param_change = MTK_ENCODE_PARAM_NONE;
+
+	if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
+	    (ctx->enc_params.seq_hdr_mode !=
+				V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) {
+		ret = venc_if_set_param(ctx,
+					VENC_SET_PARAM_PREPEND_HEADER,
+					NULL);
+		if (ret) {
+			mtk_v4l2_err("venc_if_set_param failed=%d", ret);
+			ctx->state = MTK_STATE_ABORT;
+			goto err_set_param;
+		}
+		ctx->state = MTK_STATE_HEADER;
+	}
+
+	return 0;
+
+err_set_param:
+	for (i = 0; i < q->num_buffers; ++i) {
+		if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) {
+			mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED",
+					ctx->id, i, q->type,
+					(int)q->bufs[i]->state);
+			v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]),
+					VB2_BUF_STATE_QUEUED);
+		}
+	}
+
+	return ret;
+}
+
+static void vb2ops_venc_stop_streaming(struct vb2_queue *q)
+{
+	struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
+	struct vb2_buffer *src_buf, *dst_buf;
+	int ret;
+
+	mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type);
+
+	if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
+		while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) {
+			dst_buf->planes[0].bytesused = 0;
+			v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
+					VB2_BUF_STATE_ERROR);
+		}
+	} else {
+		while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
+			v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
+					VB2_BUF_STATE_ERROR);
+	}
+
+	if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
+	     vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) ||
+	    (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
+	     vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) {
+		mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d",
+			       ctx->id, q->type,
+			       vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q),
+			       vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q));
+		return;
+	}
+
+	/* Release the encoder if both streams are stopped. */
+	ret = venc_if_deinit(ctx);
+	if (ret)
+		mtk_v4l2_err("venc_if_deinit failed=%d", ret);
+
+	ctx->state = MTK_STATE_FREE;
+}
+
+static const struct vb2_ops mtk_venc_vb2_ops = {
+	.queue_setup		= vb2ops_venc_queue_setup,
+	.buf_prepare		= vb2ops_venc_buf_prepare,
+	.buf_queue		= vb2ops_venc_buf_queue,
+	.wait_prepare		= vb2_ops_wait_prepare,
+	.wait_finish		= vb2_ops_wait_finish,
+	.start_streaming	= vb2ops_venc_start_streaming,
+	.stop_streaming		= vb2ops_venc_stop_streaming,
+};
+
+static int mtk_venc_encode_header(void *priv)
+{
+	struct mtk_vcodec_ctx *ctx = priv;
+	int ret;
+	struct vb2_buffer *src_buf, *dst_buf;
+	struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
+	struct mtk_vcodec_mem bs_buf;
+	struct venc_done_result enc_result;
+
+	dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
+	if (!dst_buf) {
+		mtk_v4l2_debug(1, "No dst buffer");
+		return -EINVAL;
+	}
+
+	bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
+	bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
+	bs_buf.size = (size_t)dst_buf->planes[0].length;
+
+	mtk_v4l2_debug(1,
+			"[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu",
+			ctx->id,
+			dst_buf->index, bs_buf.va,
+			(u64)bs_buf.dma_addr,
+			bs_buf.size);
+
+	ret = venc_if_encode(ctx,
+			VENC_START_OPT_ENCODE_SEQUENCE_HEADER,
+			NULL, &bs_buf, &enc_result);
+
+	if (ret) {
+		dst_buf->planes[0].bytesused = 0;
+		ctx->state = MTK_STATE_ABORT;
+		v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
+				  VB2_BUF_STATE_ERROR);
+		mtk_v4l2_err("venc_if_encode failed=%d", ret);
+		return -EINVAL;
+	}
+	src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
+	if (src_buf) {
+		src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
+		dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
+		dst_buf->timestamp = src_buf->timestamp;
+		dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
+	} else {
+		mtk_v4l2_err("No timestamp for the header buffer.");
+	}
+
+	ctx->state = MTK_STATE_HEADER;
+	dst_buf->planes[0].bytesused = enc_result.bs_size;
+	v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE);
+
+	return 0;
+}
+
+static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx)
+{
+	struct venc_enc_param enc_prm;
+	struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
+	struct vb2_v4l2_buffer *vb2_v4l2 =
+			container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
+	struct mtk_video_enc_buf *mtk_buf =
+			container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
+
+	int ret = 0;
+
+	memset(&enc_prm, 0, sizeof(enc_prm));
+	if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE)
+		return 0;
+
+	if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) {
+		enc_prm.bitrate = mtk_buf->enc_params.bitrate;
+		mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d",
+				ctx->id,
+				mtk_buf->vb.vb2_buf.index,
+				enc_prm.bitrate);
+		ret |= venc_if_set_param(ctx,
+					 VENC_SET_PARAM_ADJUST_BITRATE,
+					 &enc_prm);
+	}
+	if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) {
+		enc_prm.frm_rate = mtk_buf->enc_params.framerate_num /
+				   mtk_buf->enc_params.framerate_denom;
+		mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d",
+			       ctx->id,
+			       mtk_buf->vb.vb2_buf.index,
+			       enc_prm.frm_rate);
+		ret |= venc_if_set_param(ctx,
+					 VENC_SET_PARAM_ADJUST_FRAMERATE,
+					 &enc_prm);
+	}
+	if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) {
+		enc_prm.gop_size = mtk_buf->enc_params.gop_size;
+		mtk_v4l2_debug(1, "change param intra period=%d",
+			       enc_prm.gop_size);
+		ret |= venc_if_set_param(ctx,
+					 VENC_SET_PARAM_GOP_SIZE,
+					 &enc_prm);
+	}
+	if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) {
+		mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d",
+				ctx->id,
+				mtk_buf->vb.vb2_buf.index,
+				mtk_buf->enc_params.force_intra);
+		if (mtk_buf->enc_params.force_intra)
+			ret |= venc_if_set_param(ctx,
+						 VENC_SET_PARAM_FORCE_INTRA,
+						 NULL);
+	}
+
+	mtk_buf->param_change = MTK_ENCODE_PARAM_NONE;
+
+	if (ret) {
+		ctx->state = MTK_STATE_ABORT;
+		mtk_v4l2_err("venc_if_set_param %d failed=%d",
+				mtk_buf->param_change, ret);
+		return -1;
+	}
+
+	return 0;
+}
+
+/*
+ * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
+ * to call v4l2_m2m_job_finish().
+ * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
+ * So this function must not try to acquire dev->dev_mutex.
+ * This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
+ * mtk_venc_worker() should be carefully implemented to avoid bugs.
+ */
+static void mtk_venc_worker(struct work_struct *work)
+{
+	struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
+				    encode_work);
+	struct vb2_buffer *src_buf, *dst_buf;
+	struct venc_frm_buf frm_buf;
+	struct mtk_vcodec_mem bs_buf;
+	struct venc_done_result enc_result;
+	int ret, i;
+	struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
+
+	/* check dst_buf, dst_buf may be removed in device_run
+	 * to stored encdoe header so we need check dst_buf and
+	 * call job_finish here to prevent recursion
+	 */
+	dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
+	if (!dst_buf) {
+		v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
+		return;
+	}
+
+	src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
+	memset(&frm_buf, 0, sizeof(frm_buf));
+	for (i = 0; i < src_buf->num_planes ; i++) {
+		frm_buf.fb_addr[i].va = vb2_plane_vaddr(src_buf, i);
+		frm_buf.fb_addr[i].dma_addr =
+				vb2_dma_contig_plane_dma_addr(src_buf, i);
+		frm_buf.fb_addr[i].size =
+				(size_t)src_buf->planes[i].length;
+	}
+	bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
+	bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
+	bs_buf.size = (size_t)dst_buf->planes[0].length;
+
+	mtk_v4l2_debug(2,
+			"Framebuf VA=%p PA=%llx Size=0x%zx;VA=%p PA=0x%llx Size=0x%zx;VA=%p PA=0x%llx Size=%zu",
+			frm_buf.fb_addr[0].va,
+			(u64)frm_buf.fb_addr[0].dma_addr,
+			frm_buf.fb_addr[0].size,
+			frm_buf.fb_addr[1].va,
+			(u64)frm_buf.fb_addr[1].dma_addr,
+			frm_buf.fb_addr[1].size,
+			frm_buf.fb_addr[2].va,
+			(u64)frm_buf.fb_addr[2].dma_addr,
+			frm_buf.fb_addr[2].size);
+
+	ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
+			     &frm_buf, &bs_buf, &enc_result);
+
+	src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
+	dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
+
+	dst_buf->timestamp = src_buf->timestamp;
+	dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
+
+	if (enc_result.is_key_frm)
+		dst_vb2_v4l2->flags |= V4L2_BUF_FLAG_KEYFRAME;
+
+	if (ret) {
+		v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
+				  VB2_BUF_STATE_ERROR);
+		dst_buf->planes[0].bytesused = 0;
+		v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
+				  VB2_BUF_STATE_ERROR);
+		mtk_v4l2_err("venc_if_encode failed=%d", ret);
+	} else {
+		v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
+				  VB2_BUF_STATE_DONE);
+		dst_buf->planes[0].bytesused = enc_result.bs_size;
+		v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
+				  VB2_BUF_STATE_DONE);
+		mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
+				 enc_result.bs_size);
+	}
+
+	v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
+
+	mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
+			src_buf->index, dst_buf->index, ret,
+			enc_result.bs_size);
+}
+
+static void m2mops_venc_device_run(void *priv)
+{
+	struct mtk_vcodec_ctx *ctx = priv;
+
+	if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
+	    (ctx->state != MTK_STATE_HEADER)) {
+		/* encode h264 sps/pps header */
+		mtk_venc_encode_header(ctx);
+		queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
+		return;
+	}
+
+	mtk_venc_param_change(ctx);
+	queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
+}
+
+static int m2mops_venc_job_ready(void *m2m_priv)
+{
+	struct mtk_vcodec_ctx *ctx = m2m_priv;
+
+	if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) {
+		mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.",
+			       ctx->id, ctx->state);
+		return 0;
+	}
+
+	return 1;
+}
+
+static void m2mops_venc_job_abort(void *priv)
+{
+	struct mtk_vcodec_ctx *ctx = priv;
+
+	ctx->state = MTK_STATE_ABORT;
+}
+
+const struct v4l2_m2m_ops mtk_venc_m2m_ops = {
+	.device_run	= m2mops_venc_device_run,
+	.job_ready	= m2mops_venc_job_ready,
+	.job_abort	= m2mops_venc_job_abort,
+};
+
+void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx)
+{
+	struct mtk_q_data *q_data;
+
+	ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
+	ctx->fh.m2m_ctx = ctx->m2m_ctx;
+	ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
+	INIT_WORK(&ctx->encode_work, mtk_venc_worker);
+
+	ctx->colorspace = V4L2_COLORSPACE_REC709;
+	ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
+	ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
+	ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
+
+	q_data = &ctx->q_data[MTK_Q_DATA_SRC];
+	memset(q_data, 0, sizeof(struct mtk_q_data));
+	q_data->visible_width = DFT_CFG_WIDTH;
+	q_data->visible_height = DFT_CFG_HEIGHT;
+	q_data->coded_width = DFT_CFG_WIDTH;
+	q_data->coded_height = DFT_CFG_HEIGHT;
+	q_data->field = V4L2_FIELD_NONE;
+
+	q_data->fmt = &mtk_video_formats[OUT_FMT_IDX];
+
+	v4l_bound_align_image(&q_data->coded_width,
+				MTK_VENC_MIN_W,
+				MTK_VENC_MAX_W, 4,
+				&q_data->coded_height,
+				MTK_VENC_MIN_H,
+				MTK_VENC_MAX_H, 5, 6);
+
+	if (q_data->coded_width < DFT_CFG_WIDTH &&
+		(q_data->coded_width + 16) <= MTK_VENC_MAX_W)
+		q_data->coded_width += 16;
+	if (q_data->coded_height < DFT_CFG_HEIGHT &&
+		(q_data->coded_height + 32) <= MTK_VENC_MAX_H)
+		q_data->coded_height += 32;
+
+	q_data->sizeimage[0] =
+		q_data->coded_width * q_data->coded_height+
+		((ALIGN(q_data->coded_width, 16) * 2) * 16);
+	q_data->bytesperline[0] = q_data->coded_width;
+	q_data->sizeimage[1] =
+		(q_data->coded_width * q_data->coded_height) / 2 +
+		(ALIGN(q_data->coded_width, 16) * 16);
+	q_data->bytesperline[1] = q_data->coded_width;
+
+	q_data = &ctx->q_data[MTK_Q_DATA_DST];
+	memset(q_data, 0, sizeof(struct mtk_q_data));
+	q_data->coded_width = DFT_CFG_WIDTH;
+	q_data->coded_height = DFT_CFG_HEIGHT;
+	q_data->fmt = &mtk_video_formats[CAP_FMT_IDX];
+	q_data->field = V4L2_FIELD_NONE;
+	ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
+		DFT_CFG_WIDTH * DFT_CFG_HEIGHT;
+	ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0;
+
+}
+
+int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
+{
+	const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops;
+	struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
+
+	v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
+
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
+			1, 4000000, 1, 4000000);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
+			0, 2, 1, 0);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
+			0, 1, 1, 1);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
+			0, 51, 1, 51);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
+			0, 65535, 1, 0);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
+			0, 65535, 1, 0);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
+			0, 1, 1, 0);
+	v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME,
+			0, 0, 0, 0);
+	v4l2_ctrl_new_std_menu(handler, ops,
+			V4L2_CID_MPEG_VIDEO_HEADER_MODE,
+			V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
+			0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
+	v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE,
+			V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
+			0, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
+	v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
+			V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
+			0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
+	if (handler->error) {
+		mtk_v4l2_err("Init control handler fail %d",
+				handler->error);
+		return handler->error;
+	}
+
+	v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
+
+	return 0;
+}
+
+int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
+			      struct vb2_queue *dst_vq)
+{
+	struct mtk_vcodec_ctx *ctx = priv;
+	int ret;
+
+	/* Note: VB2_USERPTR works with dma-contig because mt8173
+	 * support iommu
+	 * https://patchwork.kernel.org/patch/8335461/
+	 * https://patchwork.kernel.org/patch/7596181/
+	 */
+	src_vq->type		= V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
+	src_vq->io_modes	= VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
+	src_vq->drv_priv	= ctx;
+	src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf);
+	src_vq->ops		= &mtk_venc_vb2_ops;
+	src_vq->mem_ops		= &vb2_dma_contig_memops;
+	src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+	src_vq->lock		= &ctx->dev->dev_mutex;
+	src_vq->dev		= &ctx->dev->plat_dev->dev;
+
+	ret = vb2_queue_init(src_vq);
+	if (ret)
+		return ret;
+
+	dst_vq->type		= V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
+	dst_vq->io_modes	= VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
+	dst_vq->drv_priv	= ctx;
+	dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
+	dst_vq->ops		= &mtk_venc_vb2_ops;
+	dst_vq->mem_ops		= &vb2_dma_contig_memops;
+	dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
+	dst_vq->lock		= &ctx->dev->dev_mutex;
+	dst_vq->dev		= &ctx->dev->plat_dev->dev;
+
+	return vb2_queue_init(dst_vq);
+}
+
+int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx)
+{
+	struct mtk_vcodec_dev *dev = ctx->dev;
+
+	mutex_unlock(&dev->enc_mutex);
+	return 0;
+}
+
+int mtk_venc_lock(struct mtk_vcodec_ctx *ctx)
+{
+	struct mtk_vcodec_dev *dev = ctx->dev;
+
+	mutex_lock(&dev->enc_mutex);
+	return 0;
+}
+
+void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx)
+{
+	int ret = venc_if_deinit(ctx);
+
+	if (ret)
+		mtk_v4l2_err("venc_if_deinit failed=%d", ret);
+
+	ctx->state = MTK_STATE_FREE;
+}