Lines Matching refs:dev
43 static inline v4l2_std_id vivid_get_std_cap(const struct vivid_dev *dev) in vivid_get_std_cap() argument
45 if (vivid_is_sdtv_cap(dev)) in vivid_get_std_cap()
46 return dev->std_cap[dev->input]; in vivid_get_std_cap()
50 static void copy_pix(struct vivid_dev *dev, int win_y, int win_x, in copy_pix() argument
54 int left = dev->overlay_out_left; in copy_pix()
55 int top = dev->overlay_out_top; in copy_pix()
62 if (dev->bitmap_out) { in copy_pix()
63 const u8 *p = dev->bitmap_out; in copy_pix()
64 unsigned stride = (dev->compose_out.width + 7) / 8; in copy_pix()
66 win_x -= dev->compose_out.left; in copy_pix()
67 win_y -= dev->compose_out.top; in copy_pix()
72 for (i = 0; i < dev->clipcount_out; i++) { in copy_pix()
73 struct v4l2_rect *r = &dev->clips_out[i].c; in copy_pix()
79 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_CHROMAKEY) && in copy_pix()
80 *osd != dev->chromakey_out) in copy_pix()
82 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_SRC_CHROMAKEY) && in copy_pix()
83 out == dev->chromakey_out) in copy_pix()
85 if (dev->fmt_cap->alpha_mask) { in copy_pix()
86 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) && in copy_pix()
87 dev->global_alpha_out) in copy_pix()
89 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) && in copy_pix()
90 *cap & dev->fmt_cap->alpha_mask) in copy_pix()
92 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_INV_ALPHA) && in copy_pix()
93 !(*cap & dev->fmt_cap->alpha_mask)) in copy_pix()
99 static void blend_line(struct vivid_dev *dev, unsigned y_offset, unsigned x_offset, in blend_line() argument
106 copy_pix(dev, y_offset, x_offset + x, in blend_line()
164 static void vivid_precalc_copy_rects(struct vivid_dev *dev) in vivid_precalc_copy_rects() argument
168 0, 0, dev->display_width, dev->display_height in vivid_precalc_copy_rects()
172 dev->overlay_out_left, dev->overlay_out_top, in vivid_precalc_copy_rects()
173 dev->compose_out.width, dev->compose_out.height in vivid_precalc_copy_rects()
176 v4l2_rect_intersect(&dev->loop_vid_copy, &dev->crop_cap, &dev->compose_out); in vivid_precalc_copy_rects()
178 dev->loop_vid_out = dev->loop_vid_copy; in vivid_precalc_copy_rects()
179 v4l2_rect_scale(&dev->loop_vid_out, &dev->compose_out, &dev->crop_out); in vivid_precalc_copy_rects()
180 dev->loop_vid_out.left += dev->crop_out.left; in vivid_precalc_copy_rects()
181 dev->loop_vid_out.top += dev->crop_out.top; in vivid_precalc_copy_rects()
183 dev->loop_vid_cap = dev->loop_vid_copy; in vivid_precalc_copy_rects()
184 v4l2_rect_scale(&dev->loop_vid_cap, &dev->crop_cap, &dev->compose_cap); in vivid_precalc_copy_rects()
186 dprintk(dev, 1, in vivid_precalc_copy_rects()
188 dev->loop_vid_copy.width, dev->loop_vid_copy.height, in vivid_precalc_copy_rects()
189 dev->loop_vid_copy.left, dev->loop_vid_copy.top, in vivid_precalc_copy_rects()
190 dev->loop_vid_out.width, dev->loop_vid_out.height, in vivid_precalc_copy_rects()
191 dev->loop_vid_out.left, dev->loop_vid_out.top, in vivid_precalc_copy_rects()
192 dev->loop_vid_cap.width, dev->loop_vid_cap.height, in vivid_precalc_copy_rects()
193 dev->loop_vid_cap.left, dev->loop_vid_cap.top); in vivid_precalc_copy_rects()
198 r_overlay.left += dev->compose_out.left - dev->overlay_out_left; in vivid_precalc_copy_rects()
199 r_overlay.top += dev->compose_out.top - dev->overlay_out_top; in vivid_precalc_copy_rects()
201 v4l2_rect_intersect(&dev->loop_vid_overlay, &r_overlay, &dev->loop_vid_copy); in vivid_precalc_copy_rects()
202 dev->loop_fb_copy = dev->loop_vid_overlay; in vivid_precalc_copy_rects()
205 dev->loop_fb_copy.left -= dev->compose_out.left - dev->overlay_out_left; in vivid_precalc_copy_rects()
206 dev->loop_fb_copy.top -= dev->compose_out.top - dev->overlay_out_top; in vivid_precalc_copy_rects()
208 dev->loop_vid_overlay_cap = dev->loop_vid_overlay; in vivid_precalc_copy_rects()
209 v4l2_rect_scale(&dev->loop_vid_overlay_cap, &dev->crop_cap, &dev->compose_cap); in vivid_precalc_copy_rects()
211 dprintk(dev, 1, in vivid_precalc_copy_rects()
213 dev->loop_fb_copy.width, dev->loop_fb_copy.height, in vivid_precalc_copy_rects()
214 dev->loop_fb_copy.left, dev->loop_fb_copy.top, in vivid_precalc_copy_rects()
215 dev->loop_vid_overlay.width, dev->loop_vid_overlay.height, in vivid_precalc_copy_rects()
216 dev->loop_vid_overlay.left, dev->loop_vid_overlay.top, in vivid_precalc_copy_rects()
217 dev->loop_vid_overlay_cap.width, dev->loop_vid_overlay_cap.height, in vivid_precalc_copy_rects()
218 dev->loop_vid_overlay_cap.left, dev->loop_vid_overlay_cap.top); in vivid_precalc_copy_rects()
235 static noinline_for_stack int vivid_copy_buffer(struct vivid_dev *dev, unsigned p, in vivid_copy_buffer() argument
238 bool blank = dev->must_blank[vid_cap_buf->vb.vb2_buf.index]; in vivid_copy_buffer()
239 struct tpg_data *tpg = &dev->tpg; in vivid_copy_buffer()
241 unsigned vdiv = dev->fmt_out->vdownsampling[p]; in vivid_copy_buffer()
243 unsigned img_width = tpg_hdiv(tpg, p, dev->compose_cap.width); in vivid_copy_buffer()
244 unsigned img_height = dev->compose_cap.height; in vivid_copy_buffer()
246 unsigned stride_out = dev->bytesperline_out[p]; in vivid_copy_buffer()
247 unsigned stride_osd = dev->display_byte_stride; in vivid_copy_buffer()
252 bool blend = dev->bitmap_out || dev->clipcount_out || dev->fbuf_out_flags; in vivid_copy_buffer()
262 unsigned vid_cap_left = tpg_hdiv(tpg, p, dev->loop_vid_cap.left); in vivid_copy_buffer()
266 vid_out_int_part = dev->loop_vid_out.height / dev->loop_vid_cap.height; in vivid_copy_buffer()
267 vid_out_fract_part = dev->loop_vid_out.height % dev->loop_vid_cap.height; in vivid_copy_buffer()
269 if (!list_empty(&dev->vid_out_active)) in vivid_copy_buffer()
270 vid_out_buf = list_entry(dev->vid_out_active.next, in vivid_copy_buffer()
278 dev->bytesperline_out, dev->fmt_out_rect.height); in vivid_copy_buffer()
279 if (p < dev->fmt_out->buffers) in vivid_copy_buffer()
281 voutbuf += tpg_hdiv(tpg, p, dev->loop_vid_out.left) + in vivid_copy_buffer()
282 (dev->loop_vid_out.top / vdiv) * stride_out; in vivid_copy_buffer()
283 vcapbuf += tpg_hdiv(tpg, p, dev->compose_cap.left) + in vivid_copy_buffer()
284 (dev->compose_cap.top / vdiv) * stride_cap; in vivid_copy_buffer()
286 if (dev->loop_vid_copy.width == 0 || dev->loop_vid_copy.height == 0) { in vivid_copy_buffer()
296 if (dev->overlay_out_enabled && in vivid_copy_buffer()
297 dev->loop_vid_overlay.width && dev->loop_vid_overlay.height) { in vivid_copy_buffer()
298 vosdbuf = dev->video_vbase; in vivid_copy_buffer()
299 vosdbuf += (dev->loop_fb_copy.left * twopixsize) / 2 + in vivid_copy_buffer()
300 dev->loop_fb_copy.top * stride_osd; in vivid_copy_buffer()
301 vid_overlay_int_part = dev->loop_vid_overlay.height / in vivid_copy_buffer()
302 dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
303 vid_overlay_fract_part = dev->loop_vid_overlay.height % in vivid_copy_buffer()
304 dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
307 vid_cap_right = tpg_hdiv(tpg, p, dev->loop_vid_cap.left + dev->loop_vid_cap.width); in vivid_copy_buffer()
309 quick = dev->loop_vid_out.width == dev->loop_vid_cap.width; in vivid_copy_buffer()
311 dev->cur_scaled_line = dev->loop_vid_out.height; in vivid_copy_buffer()
314 bool osdline = vosdbuf && y >= dev->loop_vid_overlay_cap.top && in vivid_copy_buffer()
315 y < dev->loop_vid_overlay_cap.top + dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
321 if (y < dev->loop_vid_cap.top || in vivid_copy_buffer()
322 y >= dev->loop_vid_cap.top + dev->loop_vid_cap.height) { in vivid_copy_buffer()
328 if (dev->loop_vid_cap.left) in vivid_copy_buffer()
339 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
342 if (dev->cur_scaled_line == vid_out_y) { in vivid_copy_buffer()
343 memcpy(vcapbuf + vid_cap_left, dev->scaled_line, in vivid_copy_buffer()
344 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
348 scale_line(voutbuf + vid_out_y * stride_out, dev->scaled_line, in vivid_copy_buffer()
349 tpg_hdiv(tpg, p, dev->loop_vid_out.width), in vivid_copy_buffer()
350 tpg_hdiv(tpg, p, dev->loop_vid_cap.width), in vivid_copy_buffer()
358 ((dev->loop_vid_overlay.left - dev->loop_vid_copy.left) * in vivid_copy_buffer()
362 scale_line(voutbuf + vid_out_y * stride_out, dev->blended_line, in vivid_copy_buffer()
363 dev->loop_vid_out.width, dev->loop_vid_copy.width, in vivid_copy_buffer()
366 blend_line(dev, vid_overlay_y + dev->loop_vid_overlay.top, in vivid_copy_buffer()
367 dev->loop_vid_overlay.left, in vivid_copy_buffer()
368 dev->blended_line + offset, osd, in vivid_copy_buffer()
369 dev->loop_vid_overlay.width, twopixsize / 2); in vivid_copy_buffer()
371 memcpy(dev->blended_line + offset, in vivid_copy_buffer()
372 osd, (dev->loop_vid_overlay.width * twopixsize) / 2); in vivid_copy_buffer()
373 scale_line(dev->blended_line, dev->scaled_line, in vivid_copy_buffer()
374 dev->loop_vid_copy.width, dev->loop_vid_cap.width, in vivid_copy_buffer()
377 dev->cur_scaled_line = vid_out_y; in vivid_copy_buffer()
378 memcpy(vcapbuf + vid_cap_left, dev->scaled_line, in vivid_copy_buffer()
379 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
385 if (vid_overlay_error >= dev->loop_vid_overlay_cap.height) { in vivid_copy_buffer()
386 vid_overlay_error -= dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
392 if (vid_out_error >= dev->loop_vid_cap.height / vdiv) { in vivid_copy_buffer()
393 vid_out_error -= dev->loop_vid_cap.height / vdiv; in vivid_copy_buffer()
405 static void vivid_fillbuff(struct vivid_dev *dev, struct vivid_buffer *buf) in vivid_fillbuff() argument
407 struct tpg_data *tpg = &dev->tpg; in vivid_fillbuff()
408 unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1; in vivid_fillbuff()
410 bool is_tv = vivid_is_sdtv_cap(dev); in vivid_fillbuff()
411 bool is_60hz = is_tv && (dev->std_cap[dev->input] & V4L2_STD_525_60); in vivid_fillbuff()
420 if (dev->loop_video && dev->can_loop_video && in vivid_fillbuff()
421 ((vivid_is_svid_cap(dev) && in vivid_fillbuff()
422 !VIVID_INVALID_SIGNAL(dev->std_signal_mode[dev->input])) || in vivid_fillbuff()
423 (vivid_is_hdmi_cap(dev) && in vivid_fillbuff()
424 !VIVID_INVALID_SIGNAL(dev->dv_timings_signal_mode[dev->input])))) in vivid_fillbuff()
427 buf->vb.sequence = dev->vid_cap_seq_count; in vivid_fillbuff()
428 if (dev->field_cap == V4L2_FIELD_ALTERNATE) { in vivid_fillbuff()
435 buf->vb.field = ((dev->vid_cap_seq_count & 1) ^ is_60hz) ? in vivid_fillbuff()
443 buf->vb.field = dev->field_cap; in vivid_fillbuff()
446 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_fillbuff()
447 tpg_s_perc_fill_blank(tpg, dev->must_blank[buf->vb.vb2_buf.index]); in vivid_fillbuff()
449 vivid_precalc_copy_rects(dev); in vivid_fillbuff()
460 if (p < tpg_g_buffers(tpg) && dev->fmt_cap->data_offset[p]) { in vivid_fillbuff()
461 memset(vbuf, dev->fmt_cap->data_offset[p] & 0xff, in vivid_fillbuff()
462 dev->fmt_cap->data_offset[p]); in vivid_fillbuff()
463 vbuf += dev->fmt_cap->data_offset[p]; in vivid_fillbuff()
466 if (!is_loop || vivid_copy_buffer(dev, p, vbuf, buf)) in vivid_fillbuff()
467 tpg_fill_plane_buffer(tpg, vivid_get_std_cap(dev), in vivid_fillbuff()
470 dev->must_blank[buf->vb.vb2_buf.index] = false; in vivid_fillbuff()
473 if (dev->field_cap != V4L2_FIELD_ALTERNATE || in vivid_fillbuff()
474 (dev->vid_cap_seq_count & 1) == 0) in vivid_fillbuff()
475 dev->ms_vid_cap = in vivid_fillbuff()
476 jiffies_to_msecs(jiffies - dev->jiffies_vid_cap); in vivid_fillbuff()
478 ms = dev->ms_vid_cap; in vivid_fillbuff()
479 if (dev->osd_mode <= 1) { in vivid_fillbuff()
486 (dev->field_cap == V4L2_FIELD_ALTERNATE) ? in vivid_fillbuff()
491 if (dev->osd_mode == 0) { in vivid_fillbuff()
493 dev->src_rect.width, dev->src_rect.height, dev->input); in vivid_fillbuff()
496 gain = v4l2_ctrl_g_ctrl(dev->gain); in vivid_fillbuff()
497 mutex_lock(dev->ctrl_hdl_user_vid.lock); in vivid_fillbuff()
500 dev->brightness->cur.val, in vivid_fillbuff()
501 dev->contrast->cur.val, in vivid_fillbuff()
502 dev->saturation->cur.val, in vivid_fillbuff()
503 dev->hue->cur.val); in vivid_fillbuff()
507 dev->autogain->cur.val, gain, dev->alpha->cur.val); in vivid_fillbuff()
508 mutex_unlock(dev->ctrl_hdl_user_vid.lock); in vivid_fillbuff()
510 mutex_lock(dev->ctrl_hdl_user_aud.lock); in vivid_fillbuff()
513 dev->volume->cur.val, dev->mute->cur.val); in vivid_fillbuff()
514 mutex_unlock(dev->ctrl_hdl_user_aud.lock); in vivid_fillbuff()
516 mutex_lock(dev->ctrl_hdl_user_gen.lock); in vivid_fillbuff()
518 dev->int32->cur.val, in vivid_fillbuff()
519 *dev->int64->p_cur.p_s64, in vivid_fillbuff()
520 dev->bitmask->cur.val); in vivid_fillbuff()
523 dev->boolean->cur.val, in vivid_fillbuff()
524 dev->menu->qmenu[dev->menu->cur.val], in vivid_fillbuff()
525 dev->string->p_cur.p_char); in vivid_fillbuff()
528 dev->int_menu->qmenu_int[dev->int_menu->cur.val], in vivid_fillbuff()
529 dev->int_menu->cur.val); in vivid_fillbuff()
530 mutex_unlock(dev->ctrl_hdl_user_gen.lock); in vivid_fillbuff()
532 if (dev->button_pressed) { in vivid_fillbuff()
533 dev->button_pressed--; in vivid_fillbuff()
537 if (dev->osd[0]) { in vivid_fillbuff()
538 if (vivid_is_hdmi_cap(dev)) { in vivid_fillbuff()
540 " OSD \"%s\"", dev->osd); in vivid_fillbuff()
544 if (dev->osd_jiffies && in vivid_fillbuff()
545 time_is_before_jiffies(dev->osd_jiffies + 5 * HZ)) { in vivid_fillbuff()
546 dev->osd[0] = 0; in vivid_fillbuff()
547 dev->osd_jiffies = 0; in vivid_fillbuff()
556 static bool valid_pix(struct vivid_dev *dev, int win_y, int win_x, int fb_y, int fb_x) in valid_pix() argument
560 if (dev->bitmap_cap) { in valid_pix()
566 const u8 *p = dev->bitmap_cap; in valid_pix()
567 unsigned stride = (dev->compose_cap.width + 7) / 8; in valid_pix()
573 for (i = 0; i < dev->clipcount_cap; i++) { in valid_pix()
578 struct v4l2_rect *r = &dev->clips_cap[i].c; in valid_pix()
591 static void vivid_overlay(struct vivid_dev *dev, struct vivid_buffer *buf) in vivid_overlay() argument
593 struct tpg_data *tpg = &dev->tpg; in vivid_overlay()
595 void *vbase = dev->fb_vbase_cap; in vivid_overlay()
597 unsigned img_width = dev->compose_cap.width; in vivid_overlay()
598 unsigned img_height = dev->compose_cap.height; in vivid_overlay()
601 bool quick = dev->bitmap_cap == NULL && dev->clipcount_cap == 0; in vivid_overlay()
610 if ((dev->overlay_cap_field == V4L2_FIELD_TOP || in vivid_overlay()
611 dev->overlay_cap_field == V4L2_FIELD_BOTTOM) && in vivid_overlay()
612 dev->overlay_cap_field != buf->vb.field) in vivid_overlay()
615 vbuf += dev->compose_cap.left * pixsize + dev->compose_cap.top * stride; in vivid_overlay()
616 x = dev->overlay_cap_left; in vivid_overlay()
623 w = dev->fb_cap.fmt.width - x; in vivid_overlay()
629 if (dev->overlay_cap_top >= 0) in vivid_overlay()
630 vbase += dev->overlay_cap_top * dev->fb_cap.fmt.bytesperline; in vivid_overlay()
631 for (y = dev->overlay_cap_top; in vivid_overlay()
632 y < dev->overlay_cap_top + (int)img_height; in vivid_overlay()
636 if (y < 0 || y > dev->fb_cap.fmt.height) in vivid_overlay()
641 vbase += dev->fb_cap.fmt.bytesperline; in vivid_overlay()
645 if (!valid_pix(dev, y - dev->overlay_cap_top, in vivid_overlay()
652 vbase += dev->fb_cap.fmt.bytesperline; in vivid_overlay()
656 static void vivid_cap_update_frame_period(struct vivid_dev *dev) in vivid_cap_update_frame_period() argument
660 f_period = (u64)dev->timeperframe_vid_cap.numerator * 1000000000; in vivid_cap_update_frame_period()
661 if (WARN_ON(dev->timeperframe_vid_cap.denominator == 0)) in vivid_cap_update_frame_period()
662 dev->timeperframe_vid_cap.denominator = 1; in vivid_cap_update_frame_period()
663 do_div(f_period, dev->timeperframe_vid_cap.denominator); in vivid_cap_update_frame_period()
664 if (dev->field_cap == V4L2_FIELD_ALTERNATE) in vivid_cap_update_frame_period()
670 dev->cap_frame_eof_offset = f_period * 9; in vivid_cap_update_frame_period()
671 do_div(dev->cap_frame_eof_offset, 10); in vivid_cap_update_frame_period()
672 dev->cap_frame_period = f_period; in vivid_cap_update_frame_period()
675 static noinline_for_stack void vivid_thread_vid_cap_tick(struct vivid_dev *dev, in vivid_thread_vid_cap_tick() argument
682 dprintk(dev, 1, "Video Capture Thread Tick\n"); in vivid_thread_vid_cap_tick()
685 tpg_update_mv_count(&dev->tpg, in vivid_thread_vid_cap_tick()
686 dev->field_cap == V4L2_FIELD_NONE || in vivid_thread_vid_cap_tick()
687 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_thread_vid_cap_tick()
690 if (dev->perc_dropped_buffers && in vivid_thread_vid_cap_tick()
691 prandom_u32_max(100) < dev->perc_dropped_buffers) in vivid_thread_vid_cap_tick()
694 spin_lock(&dev->slock); in vivid_thread_vid_cap_tick()
695 if (!list_empty(&dev->vid_cap_active)) { in vivid_thread_vid_cap_tick()
696 vid_cap_buf = list_entry(dev->vid_cap_active.next, struct vivid_buffer, list); in vivid_thread_vid_cap_tick()
699 if (!list_empty(&dev->vbi_cap_active)) { in vivid_thread_vid_cap_tick()
700 if (dev->field_cap != V4L2_FIELD_ALTERNATE || in vivid_thread_vid_cap_tick()
701 (dev->vbi_cap_seq_count & 1)) { in vivid_thread_vid_cap_tick()
702 vbi_cap_buf = list_entry(dev->vbi_cap_active.next, in vivid_thread_vid_cap_tick()
707 spin_unlock(&dev->slock); in vivid_thread_vid_cap_tick()
712 f_time = dev->cap_frame_period * dev->vid_cap_seq_count + in vivid_thread_vid_cap_tick()
713 dev->cap_stream_start + dev->time_wrap_offset; in vivid_thread_vid_cap_tick()
714 if (!dev->tstamp_src_is_soe) in vivid_thread_vid_cap_tick()
715 f_time += dev->cap_frame_eof_offset; in vivid_thread_vid_cap_tick()
719 &dev->ctrl_hdl_vid_cap); in vivid_thread_vid_cap_tick()
721 vivid_fillbuff(dev, vid_cap_buf); in vivid_thread_vid_cap_tick()
722 dprintk(dev, 1, "filled buffer %d\n", in vivid_thread_vid_cap_tick()
726 if (dev->overlay_cap_owner && dev->fb_cap.base && in vivid_thread_vid_cap_tick()
727 dev->fb_cap.fmt.pixelformat == dev->fmt_cap->fourcc) in vivid_thread_vid_cap_tick()
728 vivid_overlay(dev, vid_cap_buf); in vivid_thread_vid_cap_tick()
731 &dev->ctrl_hdl_vid_cap); in vivid_thread_vid_cap_tick()
732 vb2_buffer_done(&vid_cap_buf->vb.vb2_buf, dev->dqbuf_error ? in vivid_thread_vid_cap_tick()
734 dprintk(dev, 2, "vid_cap buffer %d done\n", in vivid_thread_vid_cap_tick()
744 &dev->ctrl_hdl_vbi_cap); in vivid_thread_vid_cap_tick()
745 if (dev->stream_sliced_vbi_cap) in vivid_thread_vid_cap_tick()
746 vivid_sliced_vbi_cap_process(dev, vbi_cap_buf); in vivid_thread_vid_cap_tick()
748 vivid_raw_vbi_cap_process(dev, vbi_cap_buf); in vivid_thread_vid_cap_tick()
750 &dev->ctrl_hdl_vbi_cap); in vivid_thread_vid_cap_tick()
751 vb2_buffer_done(&vbi_cap_buf->vb.vb2_buf, dev->dqbuf_error ? in vivid_thread_vid_cap_tick()
753 dprintk(dev, 2, "vbi_cap %d done\n", in vivid_thread_vid_cap_tick()
757 vbi_period = dev->cap_frame_period * 5; in vivid_thread_vid_cap_tick()
761 dev->dqbuf_error = false; in vivid_thread_vid_cap_tick()
765 tpg_update_mv_count(&dev->tpg, dev->field_cap == V4L2_FIELD_NONE || in vivid_thread_vid_cap_tick()
766 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_thread_vid_cap_tick()
771 struct vivid_dev *dev = data; in vivid_thread_vid_cap() local
782 dprintk(dev, 1, "Video Capture Thread Start\n"); in vivid_thread_vid_cap()
787 dev->cap_seq_offset = 0; in vivid_thread_vid_cap()
788 dev->cap_seq_count = 0; in vivid_thread_vid_cap()
789 dev->cap_seq_resync = false; in vivid_thread_vid_cap()
790 dev->jiffies_vid_cap = jiffies; in vivid_thread_vid_cap()
791 dev->cap_stream_start = ktime_get_ns(); in vivid_thread_vid_cap()
792 vivid_cap_update_frame_period(dev); in vivid_thread_vid_cap()
799 if (!mutex_trylock(&dev->mutex)) { in vivid_thread_vid_cap()
805 if (dev->cap_seq_resync) { in vivid_thread_vid_cap()
806 dev->jiffies_vid_cap = cur_jiffies; in vivid_thread_vid_cap()
807 dev->cap_seq_offset = dev->cap_seq_count + 1; in vivid_thread_vid_cap()
808 dev->cap_seq_count = 0; in vivid_thread_vid_cap()
809 dev->cap_stream_start += dev->cap_frame_period * in vivid_thread_vid_cap()
810 dev->cap_seq_offset; in vivid_thread_vid_cap()
811 vivid_cap_update_frame_period(dev); in vivid_thread_vid_cap()
812 dev->cap_seq_resync = false; in vivid_thread_vid_cap()
814 numerator = dev->timeperframe_vid_cap.numerator; in vivid_thread_vid_cap()
815 denominator = dev->timeperframe_vid_cap.denominator; in vivid_thread_vid_cap()
817 if (dev->field_cap == V4L2_FIELD_ALTERNATE) in vivid_thread_vid_cap()
821 jiffies_since_start = cur_jiffies - dev->jiffies_vid_cap; in vivid_thread_vid_cap()
834 dev->jiffies_vid_cap = cur_jiffies; in vivid_thread_vid_cap()
835 dev->cap_seq_offset = buffers_since_start; in vivid_thread_vid_cap()
838 dropped_bufs = buffers_since_start + dev->cap_seq_offset - dev->cap_seq_count; in vivid_thread_vid_cap()
839 dev->cap_seq_count = buffers_since_start + dev->cap_seq_offset; in vivid_thread_vid_cap()
840 dev->vid_cap_seq_count = dev->cap_seq_count - dev->vid_cap_seq_start; in vivid_thread_vid_cap()
841 dev->vbi_cap_seq_count = dev->cap_seq_count - dev->vbi_cap_seq_start; in vivid_thread_vid_cap()
843 vivid_thread_vid_cap_tick(dev, dropped_bufs); in vivid_thread_vid_cap()
852 jiffies_since_start = jiffies - dev->jiffies_vid_cap; in vivid_thread_vid_cap()
854 mutex_unlock(&dev->mutex); in vivid_thread_vid_cap()
870 dprintk(dev, 1, "Video Capture Thread End\n"); in vivid_thread_vid_cap()
874 static void vivid_grab_controls(struct vivid_dev *dev, bool grab) in vivid_grab_controls() argument
876 v4l2_ctrl_grab(dev->ctrl_has_crop_cap, grab); in vivid_grab_controls()
877 v4l2_ctrl_grab(dev->ctrl_has_compose_cap, grab); in vivid_grab_controls()
878 v4l2_ctrl_grab(dev->ctrl_has_scaler_cap, grab); in vivid_grab_controls()
881 int vivid_start_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) in vivid_start_generating_vid_cap() argument
883 dprintk(dev, 1, "%s\n", __func__); in vivid_start_generating_vid_cap()
885 if (dev->kthread_vid_cap) { in vivid_start_generating_vid_cap()
886 u32 seq_count = dev->cap_seq_count + dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
888 if (pstreaming == &dev->vid_cap_streaming) in vivid_start_generating_vid_cap()
889 dev->vid_cap_seq_start = seq_count; in vivid_start_generating_vid_cap()
891 dev->vbi_cap_seq_start = seq_count; in vivid_start_generating_vid_cap()
897 tpg_init_mv_count(&dev->tpg); in vivid_start_generating_vid_cap()
899 dev->vid_cap_seq_start = dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
900 dev->vbi_cap_seq_start = dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
902 dev->kthread_vid_cap = kthread_run(vivid_thread_vid_cap, dev, in vivid_start_generating_vid_cap()
903 "%s-vid-cap", dev->v4l2_dev.name); in vivid_start_generating_vid_cap()
905 if (IS_ERR(dev->kthread_vid_cap)) { in vivid_start_generating_vid_cap()
906 int err = PTR_ERR(dev->kthread_vid_cap); in vivid_start_generating_vid_cap()
908 dev->kthread_vid_cap = NULL; in vivid_start_generating_vid_cap()
909 v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); in vivid_start_generating_vid_cap()
913 vivid_grab_controls(dev, true); in vivid_start_generating_vid_cap()
915 dprintk(dev, 1, "returning from %s\n", __func__); in vivid_start_generating_vid_cap()
919 void vivid_stop_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) in vivid_stop_generating_vid_cap() argument
921 dprintk(dev, 1, "%s\n", __func__); in vivid_stop_generating_vid_cap()
923 if (dev->kthread_vid_cap == NULL) in vivid_stop_generating_vid_cap()
927 if (pstreaming == &dev->vid_cap_streaming) { in vivid_stop_generating_vid_cap()
929 while (!list_empty(&dev->vid_cap_active)) { in vivid_stop_generating_vid_cap()
932 buf = list_entry(dev->vid_cap_active.next, in vivid_stop_generating_vid_cap()
936 &dev->ctrl_hdl_vid_cap); in vivid_stop_generating_vid_cap()
938 dprintk(dev, 2, "vid_cap buffer %d done\n", in vivid_stop_generating_vid_cap()
943 if (pstreaming == &dev->vbi_cap_streaming) { in vivid_stop_generating_vid_cap()
944 while (!list_empty(&dev->vbi_cap_active)) { in vivid_stop_generating_vid_cap()
947 buf = list_entry(dev->vbi_cap_active.next, in vivid_stop_generating_vid_cap()
951 &dev->ctrl_hdl_vbi_cap); in vivid_stop_generating_vid_cap()
953 dprintk(dev, 2, "vbi_cap buffer %d done\n", in vivid_stop_generating_vid_cap()
958 if (dev->vid_cap_streaming || dev->vbi_cap_streaming) in vivid_stop_generating_vid_cap()
962 vivid_grab_controls(dev, false); in vivid_stop_generating_vid_cap()
963 kthread_stop(dev->kthread_vid_cap); in vivid_stop_generating_vid_cap()
964 dev->kthread_vid_cap = NULL; in vivid_stop_generating_vid_cap()