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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 03:37:18 +07:00
media: venus: make decoder compliant with stateful codec API
This refactors code for start/stop streaming vb2 operations and adds a state machine handling similar to the one in stateful codec API documentation. One major change is that now the HFI session is started on STREAMON(OUTPUT) and stopped on REQBUF(OUTPUT,count=0), during that time STREAMOFF(CAP,OUT) just flush buffers but doesn't stop the session. The other major change is that now the capture and output queues are completely separated. Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Stanimir Varbanov
Mauro Carvalho Chehab
parent
be76f150bc
commit
beac82904a
@ -209,6 +209,17 @@ struct venus_buffer {
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#define to_venus_buffer(ptr) container_of(ptr, struct venus_buffer, vb)
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enum venus_dec_state {
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VENUS_DEC_STATE_DEINIT = 0,
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VENUS_DEC_STATE_INIT = 1,
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VENUS_DEC_STATE_CAPTURE_SETUP = 2,
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VENUS_DEC_STATE_STOPPED = 3,
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VENUS_DEC_STATE_SEEK = 4,
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VENUS_DEC_STATE_DRAIN = 5,
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VENUS_DEC_STATE_DECODING = 6,
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VENUS_DEC_STATE_DRC = 7
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};
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/**
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* struct venus_inst - holds per instance parameters
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*
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@ -232,6 +243,10 @@ struct venus_buffer {
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* @colorspace: current color space
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* @quantization: current quantization
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* @xfer_func: current xfer function
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* @codec_state: current codec API state (see DEC/ENC_STATE_)
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* @reconf_wait: wait queue for resolution change event
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* @subscriptions: used to hold current events subscriptions
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* @buf_count: used to count number of buffers (reqbuf(0))
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* @fps: holds current FPS
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* @timeperframe: holds current time per frame structure
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* @fmt_out: a reference to output format structure
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@ -246,8 +261,6 @@ struct venus_buffer {
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* @opb_buftype: output picture buffer type
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* @opb_fmt: output picture buffer raw format
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* @reconfig: a flag raised by decoder when the stream resolution changed
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* @reconfig_width: holds the new width
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* @reconfig_height: holds the new height
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* @hfi_codec: current codec for this instance in HFI space
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* @sequence_cap: a sequence counter for capture queue
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* @sequence_out: a sequence counter for output queue
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@ -287,6 +300,10 @@ struct venus_inst {
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u8 ycbcr_enc;
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u8 quantization;
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u8 xfer_func;
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enum venus_dec_state codec_state;
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wait_queue_head_t reconf_wait;
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unsigned int subscriptions;
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int buf_count;
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u64 fps;
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struct v4l2_fract timeperframe;
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const struct venus_format *fmt_out;
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@ -301,8 +318,6 @@ struct venus_inst {
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u32 opb_buftype;
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u32 opb_fmt;
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bool reconfig;
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u32 reconfig_width;
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u32 reconfig_height;
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u32 hfi_codec;
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u32 sequence_cap;
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u32 sequence_out;
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@ -1021,16 +1021,19 @@ void venus_helper_vb2_buf_queue(struct vb2_buffer *vb)
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v4l2_m2m_buf_queue(m2m_ctx, vbuf);
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if (!(inst->streamon_out & inst->streamon_cap))
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if (inst->session_type == VIDC_SESSION_TYPE_ENC &&
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!(inst->streamon_out && inst->streamon_cap))
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goto unlock;
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ret = is_buf_refed(inst, vbuf);
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if (ret)
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goto unlock;
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if (vb2_start_streaming_called(vb->vb2_queue)) {
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ret = is_buf_refed(inst, vbuf);
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if (ret)
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goto unlock;
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ret = session_process_buf(inst, vbuf);
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if (ret)
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return_buf_error(inst, vbuf);
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ret = session_process_buf(inst, vbuf);
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if (ret)
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return_buf_error(inst, vbuf);
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}
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unlock:
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mutex_unlock(&inst->lock);
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@ -1146,14 +1149,8 @@ int venus_helper_vb2_start_streaming(struct venus_inst *inst)
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if (ret)
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goto err_unload_res;
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ret = venus_helper_queue_dpb_bufs(inst);
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if (ret)
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goto err_session_stop;
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return 0;
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err_session_stop:
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hfi_session_stop(inst);
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err_unload_res:
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hfi_session_unload_res(inst);
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err_unreg_bufs:
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@ -186,33 +186,56 @@ static int vdec_try_fmt(struct file *file, void *fh, struct v4l2_format *f)
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return 0;
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}
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static int vdec_check_src_change(struct venus_inst *inst)
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{
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int ret;
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if (inst->subscriptions & V4L2_EVENT_SOURCE_CHANGE &&
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inst->codec_state == VENUS_DEC_STATE_INIT &&
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!inst->reconfig)
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return -EINVAL;
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if (inst->subscriptions & V4L2_EVENT_SOURCE_CHANGE)
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return 0;
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/*
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* The code snippet below is a workaround for backward compatibility
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* with applications which doesn't support V4L2 events. It will be
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* dropped in future once those applications are fixed.
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*/
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if (inst->codec_state != VENUS_DEC_STATE_INIT)
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goto done;
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ret = wait_event_timeout(inst->reconf_wait, inst->reconfig,
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msecs_to_jiffies(100));
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if (!ret)
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return -EINVAL;
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if (!(inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP) ||
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!inst->reconfig)
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dev_dbg(inst->core->dev, "%s: wrong state\n", __func__);
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done:
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return 0;
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}
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static int vdec_g_fmt(struct file *file, void *fh, struct v4l2_format *f)
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{
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struct venus_inst *inst = to_inst(file);
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const struct venus_format *fmt = NULL;
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struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp;
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int ret;
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if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
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fmt = inst->fmt_cap;
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else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
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fmt = inst->fmt_out;
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if (inst->reconfig) {
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struct v4l2_format format = {};
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inst->out_width = inst->reconfig_width;
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inst->out_height = inst->reconfig_height;
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inst->reconfig = false;
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format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
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format.fmt.pix_mp.pixelformat = inst->fmt_cap->pixfmt;
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format.fmt.pix_mp.width = inst->out_width;
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format.fmt.pix_mp.height = inst->out_height;
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vdec_try_fmt_common(inst, &format);
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inst->width = format.fmt.pix_mp.width;
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inst->height = format.fmt.pix_mp.height;
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if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
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ret = vdec_check_src_change(inst);
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if (ret)
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return ret;
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}
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pixmp->pixelformat = fmt->pixfmt;
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@ -427,11 +450,18 @@ static int vdec_enum_framesizes(struct file *file, void *fh,
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static int vdec_subscribe_event(struct v4l2_fh *fh,
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const struct v4l2_event_subscription *sub)
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{
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struct venus_inst *inst = container_of(fh, struct venus_inst, fh);
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int ret;
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switch (sub->type) {
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case V4L2_EVENT_EOS:
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return v4l2_event_subscribe(fh, sub, 2, NULL);
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case V4L2_EVENT_SOURCE_CHANGE:
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return v4l2_src_change_event_subscribe(fh, sub);
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ret = v4l2_src_change_event_subscribe(fh, sub);
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if (ret)
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return ret;
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inst->subscriptions |= V4L2_EVENT_SOURCE_CHANGE;
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return 0;
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case V4L2_EVENT_CTRL:
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return v4l2_ctrl_subscribe_event(fh, sub);
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default:
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@ -439,21 +469,6 @@ static int vdec_subscribe_event(struct v4l2_fh *fh,
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}
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}
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static int
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vdec_try_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
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{
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switch (cmd->cmd) {
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case V4L2_DEC_CMD_STOP:
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if (cmd->flags & V4L2_DEC_CMD_STOP_TO_BLACK)
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return -EINVAL;
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int
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vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
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{
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@ -461,24 +476,29 @@ vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
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struct hfi_frame_data fdata = {0};
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int ret;
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ret = vdec_try_decoder_cmd(file, fh, cmd);
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ret = v4l2_m2m_ioctl_try_decoder_cmd(file, fh, cmd);
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if (ret)
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return ret;
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mutex_lock(&inst->lock);
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/*
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* Implement V4L2_DEC_CMD_STOP by enqueue an empty buffer on decoder
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* input to signal EOS.
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*/
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if (!(inst->streamon_out & inst->streamon_cap))
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goto unlock;
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if (cmd->cmd == V4L2_DEC_CMD_STOP) {
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/*
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* Implement V4L2_DEC_CMD_STOP by enqueue an empty buffer on
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* decoder input to signal EOS.
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*/
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if (!(inst->streamon_out && inst->streamon_cap))
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goto unlock;
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fdata.buffer_type = HFI_BUFFER_INPUT;
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fdata.flags |= HFI_BUFFERFLAG_EOS;
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fdata.device_addr = 0xdeadbeef;
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fdata.buffer_type = HFI_BUFFER_INPUT;
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fdata.flags |= HFI_BUFFERFLAG_EOS;
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fdata.device_addr = 0xdeadb000;
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ret = hfi_session_process_buf(inst, &fdata);
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ret = hfi_session_process_buf(inst, &fdata);
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if (!ret && inst->codec_state == VENUS_DEC_STATE_DECODING)
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inst->codec_state = VENUS_DEC_STATE_DRAIN;
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}
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unlock:
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mutex_unlock(&inst->lock);
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@ -509,7 +529,7 @@ static const struct v4l2_ioctl_ops vdec_ioctl_ops = {
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.vidioc_enum_framesizes = vdec_enum_framesizes,
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.vidioc_subscribe_event = vdec_subscribe_event,
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.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
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.vidioc_try_decoder_cmd = vdec_try_decoder_cmd,
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.vidioc_try_decoder_cmd = v4l2_m2m_ioctl_try_decoder_cmd,
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.vidioc_decoder_cmd = vdec_decoder_cmd,
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};
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@ -639,20 +659,18 @@ static int vdec_output_conf(struct venus_inst *inst)
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return 0;
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}
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static int vdec_init_session(struct venus_inst *inst)
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static int vdec_session_init(struct venus_inst *inst)
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{
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int ret;
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ret = hfi_session_init(inst, inst->fmt_out->pixfmt);
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if (ret)
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if (ret == -EINVAL)
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return 0;
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else if (ret)
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return ret;
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ret = venus_helper_set_input_resolution(inst, inst->out_width,
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inst->out_height);
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if (ret)
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goto deinit;
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ret = venus_helper_set_color_format(inst, inst->fmt_cap->pixfmt);
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ret = venus_helper_set_input_resolution(inst, frame_width_min(inst),
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frame_height_min(inst));
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if (ret)
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goto deinit;
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@ -671,26 +689,19 @@ static int vdec_num_buffers(struct venus_inst *inst, unsigned int *in_num,
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*in_num = *out_num = 0;
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ret = vdec_init_session(inst);
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if (ret)
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return ret;
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ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq);
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if (ret)
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goto deinit;
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return ret;
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*in_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
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ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq);
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if (ret)
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goto deinit;
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return ret;
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*out_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver);
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deinit:
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hfi_session_deinit(inst);
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return ret;
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return 0;
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}
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static int vdec_queue_setup(struct vb2_queue *q,
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@ -723,6 +734,10 @@ static int vdec_queue_setup(struct vb2_queue *q,
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return 0;
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}
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ret = vdec_session_init(inst);
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if (ret)
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return ret;
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ret = vdec_num_buffers(inst, &in_num, &out_num);
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if (ret)
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return ret;
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@ -747,6 +762,11 @@ static int vdec_queue_setup(struct vb2_queue *q,
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inst->output_buf_size = sizes[0];
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*num_buffers = max(*num_buffers, out_num);
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inst->num_output_bufs = *num_buffers;
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mutex_lock(&inst->lock);
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if (inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP)
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inst->codec_state = VENUS_DEC_STATE_STOPPED;
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mutex_unlock(&inst->lock);
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break;
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default:
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ret = -EINVAL;
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@ -783,6 +803,131 @@ static int vdec_verify_conf(struct venus_inst *inst)
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return 0;
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}
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static int vdec_start_capture(struct venus_inst *inst)
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{
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int ret;
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if (!inst->streamon_out)
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return 0;
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if (inst->codec_state == VENUS_DEC_STATE_DECODING) {
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if (inst->reconfig)
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goto reconfigure;
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venus_helper_queue_dpb_bufs(inst);
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venus_helper_process_initial_cap_bufs(inst);
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inst->streamon_cap = 1;
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return 0;
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}
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if (inst->codec_state != VENUS_DEC_STATE_STOPPED)
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return 0;
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reconfigure:
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ret = hfi_session_flush(inst, HFI_FLUSH_OUTPUT);
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if (ret)
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return ret;
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ret = vdec_output_conf(inst);
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if (ret)
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return ret;
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ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
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VB2_MAX_FRAME, VB2_MAX_FRAME);
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if (ret)
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return ret;
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ret = venus_helper_intbufs_realloc(inst);
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if (ret)
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goto err;
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ret = venus_helper_alloc_dpb_bufs(inst);
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if (ret)
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goto err;
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ret = venus_helper_queue_dpb_bufs(inst);
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if (ret)
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goto free_dpb_bufs;
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ret = venus_helper_process_initial_cap_bufs(inst);
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if (ret)
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goto free_dpb_bufs;
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venus_helper_load_scale_clocks(inst->core);
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ret = hfi_session_continue(inst);
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if (ret)
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goto free_dpb_bufs;
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inst->codec_state = VENUS_DEC_STATE_DECODING;
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inst->streamon_cap = 1;
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inst->sequence_cap = 0;
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inst->reconfig = false;
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return 0;
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free_dpb_bufs:
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venus_helper_free_dpb_bufs(inst);
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err:
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return ret;
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}
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static int vdec_start_output(struct venus_inst *inst)
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{
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int ret;
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if (inst->codec_state == VENUS_DEC_STATE_SEEK) {
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ret = venus_helper_process_initial_out_bufs(inst);
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inst->codec_state = VENUS_DEC_STATE_DECODING;
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goto done;
|
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}
|
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if (inst->codec_state == VENUS_DEC_STATE_INIT ||
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inst->codec_state == VENUS_DEC_STATE_CAPTURE_SETUP) {
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ret = venus_helper_process_initial_out_bufs(inst);
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goto done;
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}
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if (inst->codec_state != VENUS_DEC_STATE_DEINIT)
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return -EINVAL;
|
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venus_helper_init_instance(inst);
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inst->sequence_out = 0;
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inst->reconfig = false;
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ret = vdec_set_properties(inst);
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if (ret)
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return ret;
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ret = vdec_output_conf(inst);
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if (ret)
|
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return ret;
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ret = vdec_verify_conf(inst);
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if (ret)
|
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return ret;
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ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
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VB2_MAX_FRAME, VB2_MAX_FRAME);
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if (ret)
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return ret;
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|
||||
ret = venus_helper_vb2_start_streaming(inst);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = venus_helper_process_initial_out_bufs(inst);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
inst->codec_state = VENUS_DEC_STATE_INIT;
|
||||
|
||||
done:
|
||||
inst->streamon_out = 1;
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int vdec_start_streaming(struct vb2_queue *q, unsigned int count)
|
||||
{
|
||||
struct venus_inst *inst = vb2_get_drv_priv(q);
|
||||
@ -790,73 +935,163 @@ static int vdec_start_streaming(struct vb2_queue *q, unsigned int count)
|
||||
|
||||
mutex_lock(&inst->lock);
|
||||
|
||||
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
|
||||
inst->streamon_out = 1;
|
||||
if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
|
||||
ret = vdec_start_capture(inst);
|
||||
else
|
||||
inst->streamon_cap = 1;
|
||||
ret = vdec_start_output(inst);
|
||||
|
||||
if (!(inst->streamon_out & inst->streamon_cap)) {
|
||||
mutex_unlock(&inst->lock);
|
||||
return 0;
|
||||
}
|
||||
|
||||
venus_helper_init_instance(inst);
|
||||
|
||||
inst->reconfig = false;
|
||||
inst->sequence_cap = 0;
|
||||
inst->sequence_out = 0;
|
||||
|
||||
ret = vdec_init_session(inst);
|
||||
if (ret)
|
||||
goto bufs_done;
|
||||
|
||||
ret = vdec_set_properties(inst);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
|
||||
ret = vdec_output_conf(inst);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
|
||||
ret = vdec_verify_conf(inst);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
|
||||
ret = venus_helper_set_num_bufs(inst, inst->num_input_bufs,
|
||||
VB2_MAX_FRAME, VB2_MAX_FRAME);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
|
||||
ret = venus_helper_alloc_dpb_bufs(inst);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
|
||||
ret = venus_helper_vb2_start_streaming(inst);
|
||||
if (ret)
|
||||
goto deinit_sess;
|
||||
goto error;
|
||||
|
||||
mutex_unlock(&inst->lock);
|
||||
|
||||
return 0;
|
||||
|
||||
deinit_sess:
|
||||
hfi_session_deinit(inst);
|
||||
bufs_done:
|
||||
error:
|
||||
venus_helper_buffers_done(inst, VB2_BUF_STATE_QUEUED);
|
||||
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
|
||||
inst->streamon_out = 0;
|
||||
else
|
||||
inst->streamon_cap = 0;
|
||||
mutex_unlock(&inst->lock);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void vdec_cancel_dst_buffers(struct venus_inst *inst)
|
||||
{
|
||||
struct vb2_v4l2_buffer *buf;
|
||||
|
||||
while ((buf = v4l2_m2m_dst_buf_remove(inst->m2m_ctx)))
|
||||
v4l2_m2m_buf_done(buf, VB2_BUF_STATE_ERROR);
|
||||
}
|
||||
|
||||
static int vdec_stop_capture(struct venus_inst *inst)
|
||||
{
|
||||
int ret = 0;
|
||||
|
||||
switch (inst->codec_state) {
|
||||
case VENUS_DEC_STATE_DECODING:
|
||||
ret = hfi_session_flush(inst, HFI_FLUSH_ALL);
|
||||
/* fallthrough */
|
||||
case VENUS_DEC_STATE_DRAIN:
|
||||
vdec_cancel_dst_buffers(inst);
|
||||
inst->codec_state = VENUS_DEC_STATE_STOPPED;
|
||||
break;
|
||||
case VENUS_DEC_STATE_DRC:
|
||||
ret = hfi_session_flush(inst, HFI_FLUSH_OUTPUT);
|
||||
vdec_cancel_dst_buffers(inst);
|
||||
inst->codec_state = VENUS_DEC_STATE_CAPTURE_SETUP;
|
||||
INIT_LIST_HEAD(&inst->registeredbufs);
|
||||
venus_helper_free_dpb_bufs(inst);
|
||||
break;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int vdec_stop_output(struct venus_inst *inst)
|
||||
{
|
||||
int ret = 0;
|
||||
|
||||
switch (inst->codec_state) {
|
||||
case VENUS_DEC_STATE_DECODING:
|
||||
case VENUS_DEC_STATE_DRAIN:
|
||||
case VENUS_DEC_STATE_STOPPED:
|
||||
ret = hfi_session_flush(inst, HFI_FLUSH_ALL);
|
||||
inst->codec_state = VENUS_DEC_STATE_SEEK;
|
||||
break;
|
||||
case VENUS_DEC_STATE_INIT:
|
||||
case VENUS_DEC_STATE_CAPTURE_SETUP:
|
||||
ret = hfi_session_flush(inst, HFI_FLUSH_INPUT);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void vdec_stop_streaming(struct vb2_queue *q)
|
||||
{
|
||||
struct venus_inst *inst = vb2_get_drv_priv(q);
|
||||
int ret = -EINVAL;
|
||||
|
||||
mutex_lock(&inst->lock);
|
||||
|
||||
if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
|
||||
ret = vdec_stop_capture(inst);
|
||||
else
|
||||
ret = vdec_stop_output(inst);
|
||||
|
||||
venus_helper_buffers_done(inst, VB2_BUF_STATE_ERROR);
|
||||
|
||||
if (ret)
|
||||
goto unlock;
|
||||
|
||||
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
|
||||
inst->streamon_out = 0;
|
||||
else
|
||||
inst->streamon_cap = 0;
|
||||
|
||||
unlock:
|
||||
mutex_unlock(&inst->lock);
|
||||
}
|
||||
|
||||
static void vdec_session_release(struct venus_inst *inst)
|
||||
{
|
||||
struct venus_core *core = inst->core;
|
||||
int ret, abort = 0;
|
||||
|
||||
mutex_lock(&inst->lock);
|
||||
|
||||
inst->codec_state = VENUS_DEC_STATE_DEINIT;
|
||||
|
||||
ret = hfi_session_stop(inst);
|
||||
abort = (ret && ret != -EINVAL) ? 1 : 0;
|
||||
ret = hfi_session_unload_res(inst);
|
||||
abort = (ret && ret != -EINVAL) ? 1 : 0;
|
||||
ret = venus_helper_unregister_bufs(inst);
|
||||
abort = (ret && ret != -EINVAL) ? 1 : 0;
|
||||
ret = venus_helper_intbufs_free(inst);
|
||||
abort = (ret && ret != -EINVAL) ? 1 : 0;
|
||||
ret = hfi_session_deinit(inst);
|
||||
abort = (ret && ret != -EINVAL) ? 1 : 0;
|
||||
|
||||
if (inst->session_error || core->sys_error)
|
||||
abort = 1;
|
||||
|
||||
if (abort)
|
||||
hfi_session_abort(inst);
|
||||
|
||||
venus_helper_free_dpb_bufs(inst);
|
||||
venus_helper_load_scale_clocks(core);
|
||||
INIT_LIST_HEAD(&inst->registeredbufs);
|
||||
|
||||
mutex_unlock(&inst->lock);
|
||||
}
|
||||
|
||||
static int vdec_buf_init(struct vb2_buffer *vb)
|
||||
{
|
||||
struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
|
||||
|
||||
inst->buf_count++;
|
||||
|
||||
return venus_helper_vb2_buf_init(vb);
|
||||
}
|
||||
|
||||
static void vdec_buf_cleanup(struct vb2_buffer *vb)
|
||||
{
|
||||
struct venus_inst *inst = vb2_get_drv_priv(vb->vb2_queue);
|
||||
|
||||
inst->buf_count--;
|
||||
if (!inst->buf_count)
|
||||
vdec_session_release(inst);
|
||||
}
|
||||
|
||||
static const struct vb2_ops vdec_vb2_ops = {
|
||||
.queue_setup = vdec_queue_setup,
|
||||
.buf_init = venus_helper_vb2_buf_init,
|
||||
.buf_init = vdec_buf_init,
|
||||
.buf_cleanup = vdec_buf_cleanup,
|
||||
.buf_prepare = venus_helper_vb2_buf_prepare,
|
||||
.start_streaming = vdec_start_streaming,
|
||||
.stop_streaming = venus_helper_vb2_stop_streaming,
|
||||
.stop_streaming = vdec_stop_streaming,
|
||||
.buf_queue = venus_helper_vb2_buf_queue,
|
||||
};
|
||||
|
||||
@ -880,9 +1115,9 @@ static void vdec_buf_done(struct venus_inst *inst, unsigned int buf_type,
|
||||
|
||||
vbuf->flags = flags;
|
||||
vbuf->field = V4L2_FIELD_NONE;
|
||||
vb = &vbuf->vb2_buf;
|
||||
|
||||
if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
|
||||
vb = &vbuf->vb2_buf;
|
||||
vb2_set_plane_payload(vb, 0, bytesused);
|
||||
vb->planes[0].data_offset = data_offset;
|
||||
vb->timestamp = timestamp_us * NSEC_PER_USEC;
|
||||
@ -892,6 +1127,9 @@ static void vdec_buf_done(struct venus_inst *inst, unsigned int buf_type,
|
||||
const struct v4l2_event ev = { .type = V4L2_EVENT_EOS };
|
||||
|
||||
v4l2_event_queue_fh(&inst->fh, &ev);
|
||||
|
||||
if (inst->codec_state == VENUS_DEC_STATE_DRAIN)
|
||||
inst->codec_state = VENUS_DEC_STATE_STOPPED;
|
||||
}
|
||||
} else {
|
||||
vbuf->sequence = inst->sequence_out++;
|
||||
@ -903,17 +1141,69 @@ static void vdec_buf_done(struct venus_inst *inst, unsigned int buf_type,
|
||||
if (hfi_flags & HFI_BUFFERFLAG_DATACORRUPT)
|
||||
state = VB2_BUF_STATE_ERROR;
|
||||
|
||||
if (hfi_flags & HFI_BUFFERFLAG_DROP_FRAME) {
|
||||
state = VB2_BUF_STATE_ERROR;
|
||||
vb2_set_plane_payload(vb, 0, 0);
|
||||
vb->timestamp = 0;
|
||||
}
|
||||
|
||||
v4l2_m2m_buf_done(vbuf, state);
|
||||
}
|
||||
|
||||
static void vdec_event_change(struct venus_inst *inst,
|
||||
struct hfi_event_data *ev_data, bool sufficient)
|
||||
{
|
||||
static const struct v4l2_event ev = {
|
||||
.type = V4L2_EVENT_SOURCE_CHANGE,
|
||||
.u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION };
|
||||
struct device *dev = inst->core->dev_dec;
|
||||
struct v4l2_format format = {};
|
||||
|
||||
mutex_lock(&inst->lock);
|
||||
|
||||
format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
|
||||
format.fmt.pix_mp.pixelformat = inst->fmt_cap->pixfmt;
|
||||
format.fmt.pix_mp.width = ev_data->width;
|
||||
format.fmt.pix_mp.height = ev_data->height;
|
||||
|
||||
vdec_try_fmt_common(inst, &format);
|
||||
|
||||
inst->width = format.fmt.pix_mp.width;
|
||||
inst->height = format.fmt.pix_mp.height;
|
||||
|
||||
inst->out_width = ev_data->width;
|
||||
inst->out_height = ev_data->height;
|
||||
|
||||
dev_dbg(dev, "event %s sufficient resources (%ux%u)\n",
|
||||
sufficient ? "" : "not", ev_data->width, ev_data->height);
|
||||
|
||||
if (sufficient) {
|
||||
hfi_session_continue(inst);
|
||||
} else {
|
||||
switch (inst->codec_state) {
|
||||
case VENUS_DEC_STATE_INIT:
|
||||
inst->codec_state = VENUS_DEC_STATE_CAPTURE_SETUP;
|
||||
break;
|
||||
case VENUS_DEC_STATE_DECODING:
|
||||
inst->codec_state = VENUS_DEC_STATE_DRC;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
inst->reconfig = true;
|
||||
v4l2_event_queue_fh(&inst->fh, &ev);
|
||||
wake_up(&inst->reconf_wait);
|
||||
|
||||
mutex_unlock(&inst->lock);
|
||||
}
|
||||
|
||||
static void vdec_event_notify(struct venus_inst *inst, u32 event,
|
||||
struct hfi_event_data *data)
|
||||
{
|
||||
struct venus_core *core = inst->core;
|
||||
struct device *dev = core->dev_dec;
|
||||
static const struct v4l2_event ev = {
|
||||
.type = V4L2_EVENT_SOURCE_CHANGE,
|
||||
.u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION };
|
||||
|
||||
switch (event) {
|
||||
case EVT_SESSION_ERROR:
|
||||
@ -923,18 +1213,10 @@ static void vdec_event_notify(struct venus_inst *inst, u32 event,
|
||||
case EVT_SYS_EVENT_CHANGE:
|
||||
switch (data->event_type) {
|
||||
case HFI_EVENT_DATA_SEQUENCE_CHANGED_SUFFICIENT_BUF_RESOURCES:
|
||||
hfi_session_continue(inst);
|
||||
dev_dbg(dev, "event sufficient resources\n");
|
||||
vdec_event_change(inst, data, true);
|
||||
break;
|
||||
case HFI_EVENT_DATA_SEQUENCE_CHANGED_INSUFFICIENT_BUF_RESOURCES:
|
||||
inst->reconfig_height = data->height;
|
||||
inst->reconfig_width = data->width;
|
||||
inst->reconfig = true;
|
||||
|
||||
v4l2_event_queue_fh(&inst->fh, &ev);
|
||||
|
||||
dev_dbg(dev, "event not sufficient resources (%ux%u)\n",
|
||||
data->width, data->height);
|
||||
vdec_event_change(inst, data, false);
|
||||
break;
|
||||
case HFI_EVENT_RELEASE_BUFFER_REFERENCE:
|
||||
venus_helper_release_buf_ref(inst, data->tag);
|
||||
@ -955,20 +1237,25 @@ static const struct hfi_inst_ops vdec_hfi_ops = {
|
||||
|
||||
static void vdec_inst_init(struct venus_inst *inst)
|
||||
{
|
||||
inst->hfi_codec = HFI_VIDEO_CODEC_H264;
|
||||
inst->fmt_out = &vdec_formats[6];
|
||||
inst->fmt_cap = &vdec_formats[0];
|
||||
inst->width = 1280;
|
||||
inst->height = ALIGN(720, 32);
|
||||
inst->out_width = 1280;
|
||||
inst->out_height = 720;
|
||||
inst->width = frame_width_min(inst);
|
||||
inst->height = ALIGN(frame_height_min(inst), 32);
|
||||
inst->out_width = frame_width_min(inst);
|
||||
inst->out_height = frame_height_min(inst);
|
||||
inst->fps = 30;
|
||||
inst->timeperframe.numerator = 1;
|
||||
inst->timeperframe.denominator = 30;
|
||||
inst->hfi_codec = HFI_VIDEO_CODEC_H264;
|
||||
inst->opb_buftype = HFI_BUFFER_OUTPUT;
|
||||
}
|
||||
|
||||
static void vdec_m2m_device_run(void *priv)
|
||||
{
|
||||
}
|
||||
|
||||
static const struct v4l2_m2m_ops vdec_m2m_ops = {
|
||||
.device_run = venus_helper_m2m_device_run,
|
||||
.device_run = vdec_m2m_device_run,
|
||||
.job_abort = venus_helper_m2m_job_abort,
|
||||
};
|
||||
|
||||
@ -986,7 +1273,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
|
||||
src_vq->drv_priv = inst;
|
||||
src_vq->buf_struct_size = sizeof(struct venus_buffer);
|
||||
src_vq->allow_zero_bytesused = 1;
|
||||
src_vq->min_buffers_needed = 1;
|
||||
src_vq->min_buffers_needed = 0;
|
||||
src_vq->dev = inst->core->dev;
|
||||
ret = vb2_queue_init(src_vq);
|
||||
if (ret)
|
||||
@ -1000,7 +1287,7 @@ static int m2m_queue_init(void *priv, struct vb2_queue *src_vq,
|
||||
dst_vq->drv_priv = inst;
|
||||
dst_vq->buf_struct_size = sizeof(struct venus_buffer);
|
||||
dst_vq->allow_zero_bytesused = 1;
|
||||
dst_vq->min_buffers_needed = 1;
|
||||
dst_vq->min_buffers_needed = 0;
|
||||
dst_vq->dev = inst->core->dev;
|
||||
ret = vb2_queue_init(dst_vq);
|
||||
if (ret) {
|
||||
@ -1030,7 +1317,9 @@ static int vdec_open(struct file *file)
|
||||
inst->core = core;
|
||||
inst->session_type = VIDC_SESSION_TYPE_DEC;
|
||||
inst->num_output_bufs = 1;
|
||||
|
||||
inst->codec_state = VENUS_DEC_STATE_DEINIT;
|
||||
inst->buf_count = 0;
|
||||
init_waitqueue_head(&inst->reconf_wait);
|
||||
venus_helper_init_instance(inst);
|
||||
|
||||
ret = pm_runtime_get_sync(core->dev_dec);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user