Lines Matching defs:sdr
127 #define to_rcar_drif_buf_pair(sdr, ch_num, idx) \
128 (&((sdr)->ch[!(ch_num)]->buf[(idx)]))
134 #define rdrif_dbg(sdr, fmt, arg...) \
135 dev_dbg(sdr->v4l2_dev.dev, fmt, ## arg)
137 #define rdrif_err(sdr, fmt, arg...) \
138 dev_err(sdr->v4l2_dev.dev, fmt, ## arg)
194 struct rcar_drif_sdr *sdr; /* Group device */
237 u32 produced; /* Buffers produced by sdr dev */
252 static void rcar_drif_release_dmachannels(struct rcar_drif_sdr *sdr)
256 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask)
257 if (sdr->ch[i]->dmach) {
258 dma_release_channel(sdr->ch[i]->dmach);
259 sdr->ch[i]->dmach = NULL;
264 static int rcar_drif_alloc_dmachannels(struct rcar_drif_sdr *sdr)
270 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
271 struct rcar_drif *ch = sdr->ch[i];
277 rdrif_err(sdr,
290 rdrif_err(sdr, "ch%u: dma slave config failed\n", i);
297 rcar_drif_release_dmachannels(sdr);
302 static void rcar_drif_release_queued_bufs(struct rcar_drif_sdr *sdr,
308 spin_lock_irqsave(&sdr->queued_bufs_lock, flags);
309 list_for_each_entry_safe(fbuf, tmp, &sdr->queued_bufs, list) {
313 spin_unlock_irqrestore(&sdr->queued_bufs_lock, flags);
317 static inline void rcar_drif_set_mdr1(struct rcar_drif_sdr *sdr)
322 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
324 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SITMDR1,
328 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SIRMDR1, sdr->mdr1);
330 rdrif_dbg(sdr, "ch%u: mdr1 = 0x%08x",
331 i, rcar_drif_read(sdr->ch[i], RCAR_DRIF_SIRMDR1));
336 static int rcar_drif_set_format(struct rcar_drif_sdr *sdr)
340 rdrif_dbg(sdr, "setfmt: bitlen %u wdcnt %u num_ch %u\n",
341 sdr->fmt->bitlen, sdr->fmt->wdcnt, sdr->fmt->num_ch);
344 if (sdr->fmt->num_ch > sdr->num_cur_ch) {
345 rdrif_err(sdr, "fmt num_ch %u cur_ch %u mismatch\n",
346 sdr->fmt->num_ch, sdr->num_cur_ch);
351 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
356 RCAR_DRIF_MDR_BITLEN(sdr->fmt->bitlen) |
357 RCAR_DRIF_MDR_WDCNT(sdr->fmt->wdcnt);
358 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SIRMDR2, mdr);
360 mdr = RCAR_DRIF_MDR_BITLEN(sdr->fmt->bitlen) |
361 RCAR_DRIF_MDR_WDCNT(sdr->fmt->wdcnt);
362 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SIRMDR3, mdr);
364 rdrif_dbg(sdr, "ch%u: new mdr[2,3] = 0x%08x, 0x%08x\n",
365 i, rcar_drif_read(sdr->ch[i], RCAR_DRIF_SIRMDR2),
366 rcar_drif_read(sdr->ch[i], RCAR_DRIF_SIRMDR3));
372 static void rcar_drif_release_buf(struct rcar_drif_sdr *sdr)
376 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
377 struct rcar_drif *ch = sdr->ch[i];
382 sdr->hwbuf_size * RCAR_DRIF_NUM_HWBUFS,
390 static int rcar_drif_request_buf(struct rcar_drif_sdr *sdr)
396 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
397 struct rcar_drif *ch = sdr->ch[i];
401 sdr->hwbuf_size * RCAR_DRIF_NUM_HWBUFS,
404 rdrif_err(sdr,
406 i, RCAR_DRIF_NUM_HWBUFS, sdr->hwbuf_size);
412 ch->buf[j].addr = addr + (j * sdr->hwbuf_size);
426 struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq);
434 sizes[0] = PAGE_ALIGN(sdr->fmt->buffersize);
435 rdrif_dbg(sdr, "num_bufs %d sizes[0] %d\n", *num_buffers, sizes[0]);
444 struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vb->vb2_queue);
449 rdrif_dbg(sdr, "buf_queue idx %u\n", vb->index);
450 spin_lock_irqsave(&sdr->queued_bufs_lock, flags);
451 list_add_tail(&fbuf->list, &sdr->queued_bufs);
452 spin_unlock_irqrestore(&sdr->queued_bufs_lock, flags);
457 rcar_drif_get_fbuf(struct rcar_drif_sdr *sdr)
462 spin_lock_irqsave(&sdr->queued_bufs_lock, flags);
463 fbuf = list_first_entry_or_null(&sdr->queued_bufs, struct
470 rdrif_dbg(sdr, "\napp late: prod %u\n", sdr->produced);
471 spin_unlock_irqrestore(&sdr->queued_bufs_lock, flags);
475 spin_unlock_irqrestore(&sdr->queued_bufs_lock, flags);
522 struct rcar_drif_sdr *sdr = ch->sdr;
529 spin_lock(&sdr->dma_lock);
532 if (!vb2_is_streaming(&sdr->vb_queue)) {
533 spin_unlock(&sdr->dma_lock);
537 idx = sdr->produced % RCAR_DRIF_NUM_HWBUFS;
540 if (sdr->num_cur_ch == RCAR_DRIF_MAX_CHANNEL) {
541 buf[0] = ch->num ? to_rcar_drif_buf_pair(sdr, ch->num, idx) :
544 to_rcar_drif_buf_pair(sdr, ch->num, idx);
548 spin_unlock(&sdr->dma_lock);
570 produced = sdr->produced++;
571 spin_unlock(&sdr->dma_lock);
573 rdrif_dbg(sdr, "ch%u: prod %u\n", ch->num, produced);
576 fbuf = rcar_drif_get_fbuf(sdr);
582 i * sdr->hwbuf_size, buf[i]->addr, sdr->hwbuf_size);
587 vb2_set_plane_payload(&fbuf->vb.vb2_buf, 0, sdr->fmt->buffersize);
596 struct rcar_drif_sdr *sdr = ch->sdr;
604 sdr->hwbuf_size * RCAR_DRIF_NUM_HWBUFS,
605 sdr->hwbuf_size, DMA_DEV_TO_MEM,
608 rdrif_err(sdr, "ch%u: prep dma cyclic failed\n", ch->num);
617 rdrif_err(sdr, "ch%u: dma submit failed\n", ch->num);
626 static int rcar_drif_enable_rx(struct rcar_drif_sdr *sdr)
638 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
639 ctr = rcar_drif_read(sdr->ch[i], RCAR_DRIF_SICTR);
642 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SICTR, ctr);
646 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
647 ret = readl_poll_timeout(sdr->ch[i]->base + RCAR_DRIF_SICTR,
650 rdrif_err(sdr, "ch%u: rx en failed. ctr 0x%08x\n", i,
651 rcar_drif_read(sdr->ch[i], RCAR_DRIF_SICTR));
659 static void rcar_drif_disable_rx(struct rcar_drif_sdr *sdr)
666 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
667 ctr = rcar_drif_read(sdr->ch[i], RCAR_DRIF_SICTR);
669 rcar_drif_write(sdr->ch[i], RCAR_DRIF_SICTR, ctr);
673 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
674 ret = readl_poll_timeout(sdr->ch[i]->base + RCAR_DRIF_SICTR,
677 dev_warn(&sdr->vdev->dev,
679 i, rcar_drif_read(sdr->ch[i], RCAR_DRIF_SICTR));
694 static void rcar_drif_stop(struct rcar_drif_sdr *sdr)
699 rcar_drif_disable_rx(sdr);
701 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask)
702 rcar_drif_stop_channel(sdr->ch[i]);
708 struct rcar_drif_sdr *sdr = ch->sdr;
717 rdrif_err(sdr, "ch%u: failed to reset rx. ctr 0x%08x\n",
739 static int rcar_drif_start(struct rcar_drif_sdr *sdr)
745 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
746 ret = rcar_drif_start_channel(sdr->ch[i]);
752 ret = rcar_drif_enable_rx(sdr);
756 sdr->produced = 0;
760 rcar_drif_disable_rx(sdr);
763 rcar_drif_stop_channel(sdr->ch[i]);
771 struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq);
776 mutex_lock(&sdr->v4l2_mutex);
778 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask) {
779 ret = clk_prepare_enable(sdr->ch[i]->clk);
786 rcar_drif_set_mdr1(sdr);
789 ret = rcar_drif_set_format(sdr);
793 if (sdr->num_cur_ch == RCAR_DRIF_MAX_CHANNEL)
794 sdr->hwbuf_size = sdr->fmt->buffersize / RCAR_DRIF_MAX_CHANNEL;
796 sdr->hwbuf_size = sdr->fmt->buffersize;
798 rdrif_dbg(sdr, "num hwbufs %u, hwbuf_size %u\n",
799 RCAR_DRIF_NUM_HWBUFS, sdr->hwbuf_size);
802 ret = rcar_drif_alloc_dmachannels(sdr);
807 ret = rcar_drif_request_buf(sdr);
812 ret = rcar_drif_start(sdr);
816 mutex_unlock(&sdr->v4l2_mutex);
821 rcar_drif_release_queued_bufs(sdr, VB2_BUF_STATE_QUEUED);
822 rcar_drif_release_buf(sdr);
823 rcar_drif_release_dmachannels(sdr);
825 clk_disable_unprepare(sdr->ch[i]->clk);
827 mutex_unlock(&sdr->v4l2_mutex);
835 struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq);
838 mutex_lock(&sdr->v4l2_mutex);
841 rcar_drif_stop(sdr);
844 rcar_drif_release_queued_bufs(sdr, VB2_BUF_STATE_ERROR);
847 rcar_drif_release_buf(sdr);
850 rcar_drif_release_dmachannels(sdr);
852 for_each_rcar_drif_channel(i, &sdr->cur_ch_mask)
853 clk_disable_unprepare(sdr->ch[i]->clk);
855 mutex_unlock(&sdr->v4l2_mutex);
871 struct rcar_drif_sdr *sdr = video_drvdata(file);
874 strscpy(cap->card, sdr->vdev->name, sizeof(cap->card));
880 static int rcar_drif_set_default_format(struct rcar_drif_sdr *sdr)
886 if (sdr->num_hw_ch == formats[i].num_ch) {
887 sdr->fmt = &formats[i];
888 sdr->cur_ch_mask = sdr->hw_ch_mask;
889 sdr->num_cur_ch = sdr->num_hw_ch;
890 dev_dbg(sdr->dev, "default fmt[%u]: mask %lu num %u\n",
891 i, sdr->cur_ch_mask, sdr->num_cur_ch);
912 struct rcar_drif_sdr *sdr = video_drvdata(file);
914 f->fmt.sdr.pixelformat = sdr->fmt->pixelformat;
915 f->fmt.sdr.buffersize = sdr->fmt->buffersize;
923 struct rcar_drif_sdr *sdr = video_drvdata(file);
924 struct vb2_queue *q = &sdr->vb_queue;
931 if (formats[i].pixelformat == f->fmt.sdr.pixelformat)
938 sdr->fmt = &formats[i];
939 f->fmt.sdr.pixelformat = sdr->fmt->pixelformat;
940 f->fmt.sdr.buffersize = formats[i].buffersize;
941 memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
947 if (formats[i].num_ch < sdr->num_hw_ch) {
948 sdr->cur_ch_mask = BIT(0);
949 sdr->num_cur_ch = formats[i].num_ch;
951 sdr->cur_ch_mask = sdr->hw_ch_mask;
952 sdr->num_cur_ch = sdr->num_hw_ch;
955 rdrif_dbg(sdr, "cur: idx %u mask %lu num %u\n",
956 i, sdr->cur_ch_mask, sdr->num_cur_ch);
967 if (formats[i].pixelformat == f->fmt.sdr.pixelformat) {
968 f->fmt.sdr.buffersize = formats[i].buffersize;
973 f->fmt.sdr.pixelformat = formats[0].pixelformat;
974 f->fmt.sdr.buffersize = formats[0].buffersize;
975 memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
984 struct rcar_drif_sdr *sdr = video_drvdata(file);
986 return v4l2_subdev_call(sdr->ep.subdev, tuner, enum_freq_bands, band);
992 struct rcar_drif_sdr *sdr = video_drvdata(file);
994 return v4l2_subdev_call(sdr->ep.subdev, tuner, g_frequency, f);
1000 struct rcar_drif_sdr *sdr = video_drvdata(file);
1002 return v4l2_subdev_call(sdr->ep.subdev, tuner, s_frequency, f);
1008 struct rcar_drif_sdr *sdr = video_drvdata(file);
1010 return v4l2_subdev_call(sdr->ep.subdev, tuner, g_tuner, vt);
1016 struct rcar_drif_sdr *sdr = video_drvdata(file);
1018 return v4l2_subdev_call(sdr->ep.subdev, tuner, s_tuner, vt);
1059 static int rcar_drif_sdr_register(struct rcar_drif_sdr *sdr)
1064 sdr->vdev = video_device_alloc();
1065 if (!sdr->vdev)
1068 snprintf(sdr->vdev->name, sizeof(sdr->vdev->name), "R-Car DRIF");
1069 sdr->vdev->fops = &rcar_drif_fops;
1070 sdr->vdev->ioctl_ops = &rcar_drif_ioctl_ops;
1071 sdr->vdev->release = video_device_release;
1072 sdr->vdev->lock = &sdr->v4l2_mutex;
1073 sdr->vdev->queue = &sdr->vb_queue;
1074 sdr->vdev->queue->lock = &sdr->vb_queue_mutex;
1075 sdr->vdev->ctrl_handler = &sdr->ctrl_hdl;
1076 sdr->vdev->v4l2_dev = &sdr->v4l2_dev;
1077 sdr->vdev->device_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER |
1079 video_set_drvdata(sdr->vdev, sdr);
1082 ret = video_register_device(sdr->vdev, VFL_TYPE_SDR, -1);
1084 video_device_release(sdr->vdev);
1085 sdr->vdev = NULL;
1086 dev_err(sdr->dev, "failed video_register_device (%d)\n", ret);
1092 static void rcar_drif_sdr_unregister(struct rcar_drif_sdr *sdr)
1094 video_unregister_device(sdr->vdev);
1095 sdr->vdev = NULL;
1103 struct rcar_drif_sdr *sdr =
1106 v4l2_set_subdev_hostdata(subdev, sdr);
1107 sdr->ep.subdev = subdev;
1108 rdrif_dbg(sdr, "bound asd %s\n", subdev->name);
1118 struct rcar_drif_sdr *sdr =
1121 if (sdr->ep.subdev != subdev) {
1122 rdrif_err(sdr, "subdev %s is not bound\n", subdev->name);
1127 v4l2_ctrl_handler_free(&sdr->ctrl_hdl);
1128 sdr->v4l2_dev.ctrl_handler = NULL;
1129 sdr->ep.subdev = NULL;
1131 rcar_drif_sdr_unregister(sdr);
1132 rdrif_dbg(sdr, "unbind asd %s\n", subdev->name);
1138 struct rcar_drif_sdr *sdr =
1148 ret = v4l2_ctrl_handler_init(&sdr->ctrl_hdl, 10);
1152 sdr->v4l2_dev.ctrl_handler = &sdr->ctrl_hdl;
1153 ret = v4l2_device_register_subdev_nodes(&sdr->v4l2_dev);
1155 rdrif_err(sdr, "failed: register subdev nodes ret %d\n", ret);
1159 ret = v4l2_ctrl_add_handler(&sdr->ctrl_hdl,
1160 sdr->ep.subdev->ctrl_handler, NULL, true);
1162 rdrif_err(sdr, "failed: ctrl add hdlr ret %d\n", ret);
1166 ret = rcar_drif_sdr_register(sdr);
1173 v4l2_ctrl_handler_free(&sdr->ctrl_hdl);
1185 static void rcar_drif_get_ep_properties(struct rcar_drif_sdr *sdr,
1191 sdr->mdr1 = RCAR_DRIF_SIRMDR1_SYNCMD_LR | RCAR_DRIF_SIRMDR1_MSB_FIRST |
1196 sdr->mdr1 |= val ? RCAR_DRIF_SIRMDR1_SYNCAC_POL_HIGH :
1199 sdr->mdr1 |= RCAR_DRIF_SIRMDR1_SYNCAC_POL_HIGH; /* default */
1201 dev_dbg(sdr->dev, "mdr1 0x%08x\n", sdr->mdr1);
1205 static int rcar_drif_parse_subdevs(struct rcar_drif_sdr *sdr)
1207 struct v4l2_async_notifier *notifier = &sdr->notifier;
1211 v4l2_async_nf_init(&sdr->notifier, &sdr->v4l2_dev);
1213 ep = fwnode_graph_get_next_endpoint(of_fwnode_handle(sdr->dev->of_node),
1219 rcar_drif_get_ep_properties(sdr, ep);
1224 dev_warn(sdr->dev, "bad remote port parent\n");
1256 static int rcar_drif_bond_available(struct rcar_drif_sdr *sdr,
1265 dev_err(sdr->dev, "failed to get bonded device from node\n");
1272 /* Update sdr data in the bonded device */
1273 ch->sdr = sdr;
1275 /* Update sdr with bonded device data */
1276 sdr->ch[ch->num] = ch;
1277 sdr->hw_ch_mask |= BIT(ch->num);
1280 dev_info(sdr->dev, "defer probe\n");
1291 static int rcar_drif_sdr_probe(struct rcar_drif_sdr *sdr)
1296 ret = rcar_drif_set_default_format(sdr);
1298 dev_err(sdr->dev, "failed to set default format\n");
1303 sdr->hwbuf_size = RCAR_DRIF_DEFAULT_HWBUF_SIZE;
1305 mutex_init(&sdr->v4l2_mutex);
1306 mutex_init(&sdr->vb_queue_mutex);
1307 spin_lock_init(&sdr->queued_bufs_lock);
1308 spin_lock_init(&sdr->dma_lock);
1309 INIT_LIST_HEAD(&sdr->queued_bufs);
1312 sdr->vb_queue.type = V4L2_BUF_TYPE_SDR_CAPTURE;
1313 sdr->vb_queue.io_modes = VB2_READ | VB2_MMAP | VB2_DMABUF;
1314 sdr->vb_queue.drv_priv = sdr;
1315 sdr->vb_queue.buf_struct_size = sizeof(struct rcar_drif_frame_buf);
1316 sdr->vb_queue.ops = &rcar_drif_vb2_ops;
1317 sdr->vb_queue.mem_ops = &vb2_vmalloc_memops;
1318 sdr->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1321 ret = vb2_queue_init(&sdr->vb_queue);
1323 dev_err(sdr->dev, "failed: vb2_queue_init ret %d\n", ret);
1328 ret = v4l2_device_register(sdr->dev, &sdr->v4l2_dev);
1330 dev_err(sdr->dev, "failed: v4l2_device_register ret %d\n", ret);
1338 ret = rcar_drif_parse_subdevs(sdr);
1342 sdr->notifier.ops = &rcar_drif_notify_ops;
1345 ret = v4l2_async_nf_register(&sdr->notifier);
1347 dev_err(sdr->dev, "failed: notifier register ret %d\n", ret);
1354 v4l2_async_nf_cleanup(&sdr->notifier);
1356 v4l2_device_unregister(&sdr->v4l2_dev);
1362 static void rcar_drif_sdr_remove(struct rcar_drif_sdr *sdr)
1364 v4l2_async_nf_unregister(&sdr->notifier);
1365 v4l2_async_nf_cleanup(&sdr->notifier);
1366 v4l2_device_unregister(&sdr->v4l2_dev);
1372 struct rcar_drif_sdr *sdr;
1413 sdr = devm_kzalloc(&pdev->dev, sizeof(*sdr), GFP_KERNEL);
1414 if (!sdr) {
1418 ch->sdr = sdr;
1419 sdr->dev = &pdev->dev;
1422 sdr->ch[ch->num] = ch;
1423 sdr->hw_ch_mask = BIT(ch->num);
1426 ret = rcar_drif_bond_available(sdr, np);
1431 sdr->num_hw_ch = hweight_long(sdr->hw_ch_mask);
1433 return rcar_drif_sdr_probe(sdr);
1440 struct rcar_drif_sdr *sdr = ch->sdr;
1447 rcar_drif_sdr_remove(sdr);