Lines Matching refs:dev
54 static inline v4l2_std_id vivid_get_std_cap(const struct vivid_dev *dev) in vivid_get_std_cap() argument
56 if (vivid_is_sdtv_cap(dev)) in vivid_get_std_cap()
57 return dev->std_cap; in vivid_get_std_cap()
61 static void copy_pix(struct vivid_dev *dev, int win_y, int win_x, in copy_pix() argument
65 int left = dev->overlay_out_left; in copy_pix()
66 int top = dev->overlay_out_top; in copy_pix()
73 if (dev->bitmap_out) { in copy_pix()
74 const u8 *p = dev->bitmap_out; in copy_pix()
75 unsigned stride = (dev->compose_out.width + 7) / 8; in copy_pix()
77 win_x -= dev->compose_out.left; in copy_pix()
78 win_y -= dev->compose_out.top; in copy_pix()
83 for (i = 0; i < dev->clipcount_out; i++) { in copy_pix()
84 struct v4l2_rect *r = &dev->clips_out[i].c; in copy_pix()
90 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_CHROMAKEY) && in copy_pix()
91 *osd != dev->chromakey_out) in copy_pix()
93 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_SRC_CHROMAKEY) && in copy_pix()
94 out == dev->chromakey_out) in copy_pix()
96 if (dev->fmt_cap->alpha_mask) { in copy_pix()
97 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) && in copy_pix()
98 dev->global_alpha_out) in copy_pix()
100 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_ALPHA) && in copy_pix()
101 *cap & dev->fmt_cap->alpha_mask) in copy_pix()
103 if ((dev->fbuf_out_flags & V4L2_FBUF_FLAG_LOCAL_INV_ALPHA) && in copy_pix()
104 !(*cap & dev->fmt_cap->alpha_mask)) in copy_pix()
110 static void blend_line(struct vivid_dev *dev, unsigned y_offset, unsigned x_offset, in blend_line() argument
117 copy_pix(dev, y_offset, x_offset + x, in blend_line()
175 static void vivid_precalc_copy_rects(struct vivid_dev *dev) in vivid_precalc_copy_rects() argument
179 0, 0, dev->display_width, dev->display_height in vivid_precalc_copy_rects()
183 dev->overlay_out_left, dev->overlay_out_top, in vivid_precalc_copy_rects()
184 dev->compose_out.width, dev->compose_out.height in vivid_precalc_copy_rects()
187 dev->loop_vid_copy = rect_intersect(&dev->crop_cap, &dev->compose_out); in vivid_precalc_copy_rects()
189 dev->loop_vid_out = dev->loop_vid_copy; in vivid_precalc_copy_rects()
190 rect_scale(&dev->loop_vid_out, &dev->compose_out, &dev->crop_out); in vivid_precalc_copy_rects()
191 dev->loop_vid_out.left += dev->crop_out.left; in vivid_precalc_copy_rects()
192 dev->loop_vid_out.top += dev->crop_out.top; in vivid_precalc_copy_rects()
194 dev->loop_vid_cap = dev->loop_vid_copy; in vivid_precalc_copy_rects()
195 rect_scale(&dev->loop_vid_cap, &dev->crop_cap, &dev->compose_cap); in vivid_precalc_copy_rects()
197 dprintk(dev, 1, in vivid_precalc_copy_rects()
199 dev->loop_vid_copy.width, dev->loop_vid_copy.height, in vivid_precalc_copy_rects()
200 dev->loop_vid_copy.left, dev->loop_vid_copy.top, in vivid_precalc_copy_rects()
201 dev->loop_vid_out.width, dev->loop_vid_out.height, in vivid_precalc_copy_rects()
202 dev->loop_vid_out.left, dev->loop_vid_out.top, in vivid_precalc_copy_rects()
203 dev->loop_vid_cap.width, dev->loop_vid_cap.height, in vivid_precalc_copy_rects()
204 dev->loop_vid_cap.left, dev->loop_vid_cap.top); in vivid_precalc_copy_rects()
209 r_overlay.left += dev->compose_out.left - dev->overlay_out_left; in vivid_precalc_copy_rects()
210 r_overlay.top += dev->compose_out.top - dev->overlay_out_top; in vivid_precalc_copy_rects()
212 dev->loop_vid_overlay = rect_intersect(&r_overlay, &dev->loop_vid_copy); in vivid_precalc_copy_rects()
213 dev->loop_fb_copy = dev->loop_vid_overlay; in vivid_precalc_copy_rects()
216 dev->loop_fb_copy.left -= dev->compose_out.left - dev->overlay_out_left; in vivid_precalc_copy_rects()
217 dev->loop_fb_copy.top -= dev->compose_out.top - dev->overlay_out_top; in vivid_precalc_copy_rects()
219 dev->loop_vid_overlay_cap = dev->loop_vid_overlay; in vivid_precalc_copy_rects()
220 rect_scale(&dev->loop_vid_overlay_cap, &dev->crop_cap, &dev->compose_cap); in vivid_precalc_copy_rects()
222 dprintk(dev, 1, in vivid_precalc_copy_rects()
224 dev->loop_fb_copy.width, dev->loop_fb_copy.height, in vivid_precalc_copy_rects()
225 dev->loop_fb_copy.left, dev->loop_fb_copy.top, in vivid_precalc_copy_rects()
226 dev->loop_vid_overlay.width, dev->loop_vid_overlay.height, in vivid_precalc_copy_rects()
227 dev->loop_vid_overlay.left, dev->loop_vid_overlay.top, in vivid_precalc_copy_rects()
228 dev->loop_vid_overlay_cap.width, dev->loop_vid_overlay_cap.height, in vivid_precalc_copy_rects()
229 dev->loop_vid_overlay_cap.left, dev->loop_vid_overlay_cap.top); in vivid_precalc_copy_rects()
246 static int vivid_copy_buffer(struct vivid_dev *dev, unsigned p, u8 *vcapbuf, in vivid_copy_buffer() argument
249 bool blank = dev->must_blank[vid_cap_buf->vb.vb2_buf.index]; in vivid_copy_buffer()
250 struct tpg_data *tpg = &dev->tpg; in vivid_copy_buffer()
252 unsigned vdiv = dev->fmt_out->vdownsampling[p]; in vivid_copy_buffer()
254 unsigned img_width = tpg_hdiv(tpg, p, dev->compose_cap.width); in vivid_copy_buffer()
255 unsigned img_height = dev->compose_cap.height; in vivid_copy_buffer()
257 unsigned stride_out = dev->bytesperline_out[p]; in vivid_copy_buffer()
258 unsigned stride_osd = dev->display_byte_stride; in vivid_copy_buffer()
263 bool blend = dev->bitmap_out || dev->clipcount_out || dev->fbuf_out_flags; in vivid_copy_buffer()
273 unsigned vid_cap_left = tpg_hdiv(tpg, p, dev->loop_vid_cap.left); in vivid_copy_buffer()
277 vid_out_int_part = dev->loop_vid_out.height / dev->loop_vid_cap.height; in vivid_copy_buffer()
278 vid_out_fract_part = dev->loop_vid_out.height % dev->loop_vid_cap.height; in vivid_copy_buffer()
280 if (!list_empty(&dev->vid_out_active)) in vivid_copy_buffer()
281 vid_out_buf = list_entry(dev->vid_out_active.next, in vivid_copy_buffer()
289 dev->bytesperline_out, dev->fmt_out_rect.height); in vivid_copy_buffer()
290 if (p < dev->fmt_out->buffers) in vivid_copy_buffer()
292 voutbuf += tpg_hdiv(tpg, p, dev->loop_vid_out.left) + in vivid_copy_buffer()
293 (dev->loop_vid_out.top / vdiv) * stride_out; in vivid_copy_buffer()
294 vcapbuf += tpg_hdiv(tpg, p, dev->compose_cap.left) + in vivid_copy_buffer()
295 (dev->compose_cap.top / vdiv) * stride_cap; in vivid_copy_buffer()
297 if (dev->loop_vid_copy.width == 0 || dev->loop_vid_copy.height == 0) { in vivid_copy_buffer()
307 if (dev->overlay_out_enabled && in vivid_copy_buffer()
308 dev->loop_vid_overlay.width && dev->loop_vid_overlay.height) { in vivid_copy_buffer()
309 vosdbuf = dev->video_vbase; in vivid_copy_buffer()
310 vosdbuf += (dev->loop_fb_copy.left * twopixsize) / 2 + in vivid_copy_buffer()
311 dev->loop_fb_copy.top * stride_osd; in vivid_copy_buffer()
312 vid_overlay_int_part = dev->loop_vid_overlay.height / in vivid_copy_buffer()
313 dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
314 vid_overlay_fract_part = dev->loop_vid_overlay.height % in vivid_copy_buffer()
315 dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
318 vid_cap_right = tpg_hdiv(tpg, p, dev->loop_vid_cap.left + dev->loop_vid_cap.width); in vivid_copy_buffer()
320 quick = dev->loop_vid_out.width == dev->loop_vid_cap.width; in vivid_copy_buffer()
322 dev->cur_scaled_line = dev->loop_vid_out.height; in vivid_copy_buffer()
325 bool osdline = vosdbuf && y >= dev->loop_vid_overlay_cap.top && in vivid_copy_buffer()
326 y < dev->loop_vid_overlay_cap.top + dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
332 if (y < dev->loop_vid_cap.top || in vivid_copy_buffer()
333 y >= dev->loop_vid_cap.top + dev->loop_vid_cap.height) { in vivid_copy_buffer()
339 if (dev->loop_vid_cap.left) in vivid_copy_buffer()
350 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
353 if (dev->cur_scaled_line == vid_out_y) { in vivid_copy_buffer()
354 memcpy(vcapbuf + vid_cap_left, dev->scaled_line, in vivid_copy_buffer()
355 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
359 scale_line(voutbuf + vid_out_y * stride_out, dev->scaled_line, in vivid_copy_buffer()
360 tpg_hdiv(tpg, p, dev->loop_vid_out.width), in vivid_copy_buffer()
361 tpg_hdiv(tpg, p, dev->loop_vid_cap.width), in vivid_copy_buffer()
369 ((dev->loop_vid_overlay.left - dev->loop_vid_copy.left) * in vivid_copy_buffer()
373 scale_line(voutbuf + vid_out_y * stride_out, dev->blended_line, in vivid_copy_buffer()
374 dev->loop_vid_out.width, dev->loop_vid_copy.width, in vivid_copy_buffer()
377 blend_line(dev, vid_overlay_y + dev->loop_vid_overlay.top, in vivid_copy_buffer()
378 dev->loop_vid_overlay.left, in vivid_copy_buffer()
379 dev->blended_line + offset, osd, in vivid_copy_buffer()
380 dev->loop_vid_overlay.width, twopixsize / 2); in vivid_copy_buffer()
382 memcpy(dev->blended_line + offset, in vivid_copy_buffer()
383 osd, (dev->loop_vid_overlay.width * twopixsize) / 2); in vivid_copy_buffer()
384 scale_line(dev->blended_line, dev->scaled_line, in vivid_copy_buffer()
385 dev->loop_vid_copy.width, dev->loop_vid_cap.width, in vivid_copy_buffer()
388 dev->cur_scaled_line = vid_out_y; in vivid_copy_buffer()
389 memcpy(vcapbuf + vid_cap_left, dev->scaled_line, in vivid_copy_buffer()
390 tpg_hdiv(tpg, p, dev->loop_vid_cap.width)); in vivid_copy_buffer()
396 if (vid_overlay_error >= dev->loop_vid_overlay_cap.height) { in vivid_copy_buffer()
397 vid_overlay_error -= dev->loop_vid_overlay_cap.height; in vivid_copy_buffer()
403 if (vid_out_error >= dev->loop_vid_cap.height / vdiv) { in vivid_copy_buffer()
404 vid_out_error -= dev->loop_vid_cap.height / vdiv; in vivid_copy_buffer()
416 static void vivid_fillbuff(struct vivid_dev *dev, struct vivid_buffer *buf) in vivid_fillbuff() argument
418 struct tpg_data *tpg = &dev->tpg; in vivid_fillbuff()
419 unsigned factor = V4L2_FIELD_HAS_T_OR_B(dev->field_cap) ? 2 : 1; in vivid_fillbuff()
421 bool is_tv = vivid_is_sdtv_cap(dev); in vivid_fillbuff()
422 bool is_60hz = is_tv && (dev->std_cap & V4L2_STD_525_60); in vivid_fillbuff()
431 if (dev->loop_video && dev->can_loop_video && in vivid_fillbuff()
432 ((vivid_is_svid_cap(dev) && in vivid_fillbuff()
433 !VIVID_INVALID_SIGNAL(dev->std_signal_mode)) || in vivid_fillbuff()
434 (vivid_is_hdmi_cap(dev) && in vivid_fillbuff()
435 !VIVID_INVALID_SIGNAL(dev->dv_timings_signal_mode)))) in vivid_fillbuff()
438 buf->vb.sequence = dev->vid_cap_seq_count; in vivid_fillbuff()
443 if (dev->tstamp_src_is_soe) in vivid_fillbuff()
445 if (dev->field_cap == V4L2_FIELD_ALTERNATE) { in vivid_fillbuff()
452 buf->vb.field = ((dev->vid_cap_seq_count & 1) ^ is_60hz) ? in vivid_fillbuff()
460 buf->vb.field = dev->field_cap; in vivid_fillbuff()
463 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_fillbuff()
464 tpg_s_perc_fill_blank(tpg, dev->must_blank[buf->vb.vb2_buf.index]); in vivid_fillbuff()
466 vivid_precalc_copy_rects(dev); in vivid_fillbuff()
477 if (p < tpg_g_buffers(tpg) && dev->fmt_cap->data_offset[p]) { in vivid_fillbuff()
478 memset(vbuf, dev->fmt_cap->data_offset[p] & 0xff, in vivid_fillbuff()
479 dev->fmt_cap->data_offset[p]); in vivid_fillbuff()
480 vbuf += dev->fmt_cap->data_offset[p]; in vivid_fillbuff()
483 if (!is_loop || vivid_copy_buffer(dev, p, vbuf, buf)) in vivid_fillbuff()
484 tpg_fill_plane_buffer(tpg, vivid_get_std_cap(dev), in vivid_fillbuff()
487 dev->must_blank[buf->vb.vb2_buf.index] = false; in vivid_fillbuff()
490 if (dev->field_cap != V4L2_FIELD_ALTERNATE || in vivid_fillbuff()
492 dev->ms_vid_cap = in vivid_fillbuff()
493 jiffies_to_msecs(jiffies - dev->jiffies_vid_cap); in vivid_fillbuff()
495 ms = dev->ms_vid_cap; in vivid_fillbuff()
496 if (dev->osd_mode <= 1) { in vivid_fillbuff()
503 (dev->field_cap == V4L2_FIELD_ALTERNATE) ? in vivid_fillbuff()
508 if (dev->osd_mode == 0) { in vivid_fillbuff()
510 dev->src_rect.width, dev->src_rect.height, dev->input); in vivid_fillbuff()
513 gain = v4l2_ctrl_g_ctrl(dev->gain); in vivid_fillbuff()
514 mutex_lock(dev->ctrl_hdl_user_vid.lock); in vivid_fillbuff()
517 dev->brightness->cur.val, in vivid_fillbuff()
518 dev->contrast->cur.val, in vivid_fillbuff()
519 dev->saturation->cur.val, in vivid_fillbuff()
520 dev->hue->cur.val); in vivid_fillbuff()
524 dev->autogain->cur.val, gain, dev->alpha->cur.val); in vivid_fillbuff()
525 mutex_unlock(dev->ctrl_hdl_user_vid.lock); in vivid_fillbuff()
527 mutex_lock(dev->ctrl_hdl_user_aud.lock); in vivid_fillbuff()
530 dev->volume->cur.val, dev->mute->cur.val); in vivid_fillbuff()
531 mutex_unlock(dev->ctrl_hdl_user_aud.lock); in vivid_fillbuff()
533 mutex_lock(dev->ctrl_hdl_user_gen.lock); in vivid_fillbuff()
535 dev->int32->cur.val, in vivid_fillbuff()
536 *dev->int64->p_cur.p_s64, in vivid_fillbuff()
537 dev->bitmask->cur.val); in vivid_fillbuff()
540 dev->boolean->cur.val, in vivid_fillbuff()
541 dev->menu->qmenu[dev->menu->cur.val], in vivid_fillbuff()
542 dev->string->p_cur.p_char); in vivid_fillbuff()
545 dev->int_menu->qmenu_int[dev->int_menu->cur.val], in vivid_fillbuff()
546 dev->int_menu->cur.val); in vivid_fillbuff()
547 mutex_unlock(dev->ctrl_hdl_user_gen.lock); in vivid_fillbuff()
549 if (dev->button_pressed) { in vivid_fillbuff()
550 dev->button_pressed--; in vivid_fillbuff()
560 if (!dev->tstamp_src_is_soe) in vivid_fillbuff()
562 buf->vb.timestamp.tv_sec += dev->time_wrap_offset; in vivid_fillbuff()
568 static bool valid_pix(struct vivid_dev *dev, int win_y, int win_x, int fb_y, int fb_x) in valid_pix() argument
572 if (dev->bitmap_cap) { in valid_pix()
578 const u8 *p = dev->bitmap_cap; in valid_pix()
579 unsigned stride = (dev->compose_cap.width + 7) / 8; in valid_pix()
585 for (i = 0; i < dev->clipcount_cap; i++) { in valid_pix()
590 struct v4l2_rect *r = &dev->clips_cap[i].c; in valid_pix()
603 static void vivid_overlay(struct vivid_dev *dev, struct vivid_buffer *buf) in vivid_overlay() argument
605 struct tpg_data *tpg = &dev->tpg; in vivid_overlay()
607 void *vbase = dev->fb_vbase_cap; in vivid_overlay()
609 unsigned img_width = dev->compose_cap.width; in vivid_overlay()
610 unsigned img_height = dev->compose_cap.height; in vivid_overlay()
613 bool quick = dev->bitmap_cap == NULL && dev->clipcount_cap == 0; in vivid_overlay()
622 if ((dev->overlay_cap_field == V4L2_FIELD_TOP || in vivid_overlay()
623 dev->overlay_cap_field == V4L2_FIELD_BOTTOM) && in vivid_overlay()
624 dev->overlay_cap_field != buf->vb.field) in vivid_overlay()
627 vbuf += dev->compose_cap.left * pixsize + dev->compose_cap.top * stride; in vivid_overlay()
628 x = dev->overlay_cap_left; in vivid_overlay()
635 w = dev->fb_cap.fmt.width - x; in vivid_overlay()
641 if (dev->overlay_cap_top >= 0) in vivid_overlay()
642 vbase += dev->overlay_cap_top * dev->fb_cap.fmt.bytesperline; in vivid_overlay()
643 for (y = dev->overlay_cap_top; in vivid_overlay()
644 y < dev->overlay_cap_top + (int)img_height; in vivid_overlay()
648 if (y < 0 || y > dev->fb_cap.fmt.height) in vivid_overlay()
653 vbase += dev->fb_cap.fmt.bytesperline; in vivid_overlay()
657 if (!valid_pix(dev, y - dev->overlay_cap_top, in vivid_overlay()
664 vbase += dev->fb_cap.fmt.bytesperline; in vivid_overlay()
668 static void vivid_thread_vid_cap_tick(struct vivid_dev *dev, int dropped_bufs) in vivid_thread_vid_cap_tick() argument
673 dprintk(dev, 1, "Video Capture Thread Tick\n"); in vivid_thread_vid_cap_tick()
676 tpg_update_mv_count(&dev->tpg, in vivid_thread_vid_cap_tick()
677 dev->field_cap == V4L2_FIELD_NONE || in vivid_thread_vid_cap_tick()
678 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_thread_vid_cap_tick()
681 if (dev->perc_dropped_buffers && in vivid_thread_vid_cap_tick()
682 prandom_u32_max(100) < dev->perc_dropped_buffers) in vivid_thread_vid_cap_tick()
685 spin_lock(&dev->slock); in vivid_thread_vid_cap_tick()
686 if (!list_empty(&dev->vid_cap_active)) { in vivid_thread_vid_cap_tick()
687 vid_cap_buf = list_entry(dev->vid_cap_active.next, struct vivid_buffer, list); in vivid_thread_vid_cap_tick()
690 if (!list_empty(&dev->vbi_cap_active)) { in vivid_thread_vid_cap_tick()
691 if (dev->field_cap != V4L2_FIELD_ALTERNATE || in vivid_thread_vid_cap_tick()
692 (dev->vbi_cap_seq_count & 1)) { in vivid_thread_vid_cap_tick()
693 vbi_cap_buf = list_entry(dev->vbi_cap_active.next, in vivid_thread_vid_cap_tick()
698 spin_unlock(&dev->slock); in vivid_thread_vid_cap_tick()
705 vivid_fillbuff(dev, vid_cap_buf); in vivid_thread_vid_cap_tick()
706 dprintk(dev, 1, "filled buffer %d\n", in vivid_thread_vid_cap_tick()
710 if (dev->overlay_cap_owner && dev->fb_cap.base && in vivid_thread_vid_cap_tick()
711 dev->fb_cap.fmt.pixelformat == dev->fmt_cap->fourcc) in vivid_thread_vid_cap_tick()
712 vivid_overlay(dev, vid_cap_buf); in vivid_thread_vid_cap_tick()
714 vb2_buffer_done(&vid_cap_buf->vb.vb2_buf, dev->dqbuf_error ? in vivid_thread_vid_cap_tick()
716 dprintk(dev, 2, "vid_cap buffer %d done\n", in vivid_thread_vid_cap_tick()
721 if (dev->stream_sliced_vbi_cap) in vivid_thread_vid_cap_tick()
722 vivid_sliced_vbi_cap_process(dev, vbi_cap_buf); in vivid_thread_vid_cap_tick()
724 vivid_raw_vbi_cap_process(dev, vbi_cap_buf); in vivid_thread_vid_cap_tick()
725 vb2_buffer_done(&vbi_cap_buf->vb.vb2_buf, dev->dqbuf_error ? in vivid_thread_vid_cap_tick()
727 dprintk(dev, 2, "vbi_cap %d done\n", in vivid_thread_vid_cap_tick()
730 dev->dqbuf_error = false; in vivid_thread_vid_cap_tick()
734 tpg_update_mv_count(&dev->tpg, dev->field_cap == V4L2_FIELD_NONE || in vivid_thread_vid_cap_tick()
735 dev->field_cap == V4L2_FIELD_ALTERNATE); in vivid_thread_vid_cap_tick()
740 struct vivid_dev *dev = data; in vivid_thread_vid_cap() local
751 dprintk(dev, 1, "Video Capture Thread Start\n"); in vivid_thread_vid_cap()
756 dev->cap_seq_offset = 0; in vivid_thread_vid_cap()
757 dev->cap_seq_count = 0; in vivid_thread_vid_cap()
758 dev->cap_seq_resync = false; in vivid_thread_vid_cap()
759 dev->jiffies_vid_cap = jiffies; in vivid_thread_vid_cap()
766 mutex_lock(&dev->mutex); in vivid_thread_vid_cap()
768 if (dev->cap_seq_resync) { in vivid_thread_vid_cap()
769 dev->jiffies_vid_cap = cur_jiffies; in vivid_thread_vid_cap()
770 dev->cap_seq_offset = dev->cap_seq_count + 1; in vivid_thread_vid_cap()
771 dev->cap_seq_count = 0; in vivid_thread_vid_cap()
772 dev->cap_seq_resync = false; in vivid_thread_vid_cap()
774 numerator = dev->timeperframe_vid_cap.numerator; in vivid_thread_vid_cap()
775 denominator = dev->timeperframe_vid_cap.denominator; in vivid_thread_vid_cap()
777 if (dev->field_cap == V4L2_FIELD_ALTERNATE) in vivid_thread_vid_cap()
781 jiffies_since_start = cur_jiffies - dev->jiffies_vid_cap; in vivid_thread_vid_cap()
794 dev->jiffies_vid_cap = cur_jiffies; in vivid_thread_vid_cap()
795 dev->cap_seq_offset = buffers_since_start; in vivid_thread_vid_cap()
798 dropped_bufs = buffers_since_start + dev->cap_seq_offset - dev->cap_seq_count; in vivid_thread_vid_cap()
799 dev->cap_seq_count = buffers_since_start + dev->cap_seq_offset; in vivid_thread_vid_cap()
800 dev->vid_cap_seq_count = dev->cap_seq_count - dev->vid_cap_seq_start; in vivid_thread_vid_cap()
801 dev->vbi_cap_seq_count = dev->cap_seq_count - dev->vbi_cap_seq_start; in vivid_thread_vid_cap()
803 vivid_thread_vid_cap_tick(dev, dropped_bufs); in vivid_thread_vid_cap()
812 jiffies_since_start = jiffies - dev->jiffies_vid_cap; in vivid_thread_vid_cap()
814 mutex_unlock(&dev->mutex); in vivid_thread_vid_cap()
830 dprintk(dev, 1, "Video Capture Thread End\n"); in vivid_thread_vid_cap()
834 static void vivid_grab_controls(struct vivid_dev *dev, bool grab) in vivid_grab_controls() argument
836 v4l2_ctrl_grab(dev->ctrl_has_crop_cap, grab); in vivid_grab_controls()
837 v4l2_ctrl_grab(dev->ctrl_has_compose_cap, grab); in vivid_grab_controls()
838 v4l2_ctrl_grab(dev->ctrl_has_scaler_cap, grab); in vivid_grab_controls()
841 int vivid_start_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) in vivid_start_generating_vid_cap() argument
843 dprintk(dev, 1, "%s\n", __func__); in vivid_start_generating_vid_cap()
845 if (dev->kthread_vid_cap) { in vivid_start_generating_vid_cap()
846 u32 seq_count = dev->cap_seq_count + dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
848 if (pstreaming == &dev->vid_cap_streaming) in vivid_start_generating_vid_cap()
849 dev->vid_cap_seq_start = seq_count; in vivid_start_generating_vid_cap()
851 dev->vbi_cap_seq_start = seq_count; in vivid_start_generating_vid_cap()
857 tpg_init_mv_count(&dev->tpg); in vivid_start_generating_vid_cap()
859 dev->vid_cap_seq_start = dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
860 dev->vbi_cap_seq_start = dev->seq_wrap * 128; in vivid_start_generating_vid_cap()
862 dev->kthread_vid_cap = kthread_run(vivid_thread_vid_cap, dev, in vivid_start_generating_vid_cap()
863 "%s-vid-cap", dev->v4l2_dev.name); in vivid_start_generating_vid_cap()
865 if (IS_ERR(dev->kthread_vid_cap)) { in vivid_start_generating_vid_cap()
866 v4l2_err(&dev->v4l2_dev, "kernel_thread() failed\n"); in vivid_start_generating_vid_cap()
867 return PTR_ERR(dev->kthread_vid_cap); in vivid_start_generating_vid_cap()
870 vivid_grab_controls(dev, true); in vivid_start_generating_vid_cap()
872 dprintk(dev, 1, "returning from %s\n", __func__); in vivid_start_generating_vid_cap()
876 void vivid_stop_generating_vid_cap(struct vivid_dev *dev, bool *pstreaming) in vivid_stop_generating_vid_cap() argument
878 dprintk(dev, 1, "%s\n", __func__); in vivid_stop_generating_vid_cap()
880 if (dev->kthread_vid_cap == NULL) in vivid_stop_generating_vid_cap()
884 if (pstreaming == &dev->vid_cap_streaming) { in vivid_stop_generating_vid_cap()
886 while (!list_empty(&dev->vid_cap_active)) { in vivid_stop_generating_vid_cap()
889 buf = list_entry(dev->vid_cap_active.next, in vivid_stop_generating_vid_cap()
893 dprintk(dev, 2, "vid_cap buffer %d done\n", in vivid_stop_generating_vid_cap()
898 if (pstreaming == &dev->vbi_cap_streaming) { in vivid_stop_generating_vid_cap()
899 while (!list_empty(&dev->vbi_cap_active)) { in vivid_stop_generating_vid_cap()
902 buf = list_entry(dev->vbi_cap_active.next, in vivid_stop_generating_vid_cap()
906 dprintk(dev, 2, "vbi_cap buffer %d done\n", in vivid_stop_generating_vid_cap()
911 if (dev->vid_cap_streaming || dev->vbi_cap_streaming) in vivid_stop_generating_vid_cap()
915 vivid_grab_controls(dev, false); in vivid_stop_generating_vid_cap()
916 mutex_unlock(&dev->mutex); in vivid_stop_generating_vid_cap()
917 kthread_stop(dev->kthread_vid_cap); in vivid_stop_generating_vid_cap()
918 dev->kthread_vid_cap = NULL; in vivid_stop_generating_vid_cap()
919 mutex_lock(&dev->mutex); in vivid_stop_generating_vid_cap()