Lines Matching refs:dev
106 struct device *dev; member
144 struct msi2500_dev *dev) in msi2500_get_next_fill_buf() argument
149 spin_lock_irqsave(&dev->queued_bufs_lock, flags); in msi2500_get_next_fill_buf()
150 if (list_empty(&dev->queued_bufs)) in msi2500_get_next_fill_buf()
153 buf = list_entry(dev->queued_bufs.next, struct msi2500_frame_buf, list); in msi2500_get_next_fill_buf()
156 spin_unlock_irqrestore(&dev->queued_bufs_lock, flags); in msi2500_get_next_fill_buf()
242 static int msi2500_convert_stream(struct msi2500_dev *dev, u8 *dst, u8 *src, in msi2500_convert_stream() argument
254 if (i == 0 && dev->next_sample != sample[0]) { in msi2500_convert_stream()
255 dev_dbg_ratelimited(dev->dev, in msi2500_convert_stream()
257 sample[0] - dev->next_sample, in msi2500_convert_stream()
258 src_len, dev->next_sample, in msi2500_convert_stream()
266 dev_dbg_ratelimited(dev->dev, "%*ph\n", 12, &src[4]); in msi2500_convert_stream()
270 switch (dev->pixelformat) { in msi2500_convert_stream()
282 dev->next_sample = sample[i] + 504; in msi2500_convert_stream()
304 dev->next_sample = sample[i] + 252; in msi2500_convert_stream()
309 dev_dbg_ratelimited(dev->dev, "%*ph\n", 24, &src[1000]); in msi2500_convert_stream()
314 dev->next_sample = sample[i] + 384; in msi2500_convert_stream()
321 dev->next_sample = sample[i] + 504; in msi2500_convert_stream()
328 dev->next_sample = sample[i] + 336; in msi2500_convert_stream()
335 dev->next_sample = sample[i] + 252; in msi2500_convert_stream()
343 if (unlikely(time_is_before_jiffies(dev->jiffies_next))) { in msi2500_convert_stream()
346 dev->jiffies_next + msecs_to_jiffies(MSECS)); in msi2500_convert_stream()
347 unsigned int samples = dev->next_sample - dev->sample; in msi2500_convert_stream()
349 dev->jiffies_next = jiffies + msecs_to_jiffies(MSECS); in msi2500_convert_stream()
350 dev->sample = dev->next_sample; in msi2500_convert_stream()
351 dev_dbg(dev->dev, "size=%u samples=%u msecs=%u sample rate=%lu\n", in msi2500_convert_stream()
365 struct msi2500_dev *dev = (struct msi2500_dev *)urb->context; in msi2500_isoc_handler() local
373 dev_dbg(dev->dev, "URB (%p) unlinked %ssynchronously\n", in msi2500_isoc_handler()
379 dev_dbg(dev->dev, "called with status %d\n", urb->status); in msi2500_isoc_handler()
381 if (++dev->isoc_errors > MAX_ISOC_ERRORS) in msi2500_isoc_handler()
382 dev_dbg(dev->dev, "Too many ISOC errors, bailing out\n"); in msi2500_isoc_handler()
386 dev->isoc_errors = 0; in msi2500_isoc_handler()
396 dev_dbg_ratelimited(dev->dev, in msi2500_isoc_handler()
410 fbuf = msi2500_get_next_fill_buf(dev); in msi2500_isoc_handler()
412 dev->vb_full++; in msi2500_isoc_handler()
413 dev_dbg_ratelimited(dev->dev, in msi2500_isoc_handler()
415 dev->vb_full); in msi2500_isoc_handler()
421 flen = msi2500_convert_stream(dev, ptr, iso_buf, flen); in msi2500_isoc_handler()
429 dev_dbg(dev->dev, "Error (%d) re-submitting urb\n", i); in msi2500_isoc_handler()
432 static void msi2500_iso_stop(struct msi2500_dev *dev) in msi2500_iso_stop() argument
436 dev_dbg(dev->dev, "\n"); in msi2500_iso_stop()
440 if (dev->urbs[i]) { in msi2500_iso_stop()
441 dev_dbg(dev->dev, "Unlinking URB %p\n", dev->urbs[i]); in msi2500_iso_stop()
442 usb_kill_urb(dev->urbs[i]); in msi2500_iso_stop()
447 static void msi2500_iso_free(struct msi2500_dev *dev) in msi2500_iso_free() argument
451 dev_dbg(dev->dev, "\n"); in msi2500_iso_free()
455 if (dev->urbs[i]) { in msi2500_iso_free()
456 dev_dbg(dev->dev, "Freeing URB\n"); in msi2500_iso_free()
457 if (dev->urbs[i]->transfer_buffer) { in msi2500_iso_free()
458 usb_free_coherent(dev->udev, in msi2500_iso_free()
459 dev->urbs[i]->transfer_buffer_length, in msi2500_iso_free()
460 dev->urbs[i]->transfer_buffer, in msi2500_iso_free()
461 dev->urbs[i]->transfer_dma); in msi2500_iso_free()
463 usb_free_urb(dev->urbs[i]); in msi2500_iso_free()
464 dev->urbs[i] = NULL; in msi2500_iso_free()
470 static void msi2500_isoc_cleanup(struct msi2500_dev *dev) in msi2500_isoc_cleanup() argument
472 dev_dbg(dev->dev, "\n"); in msi2500_isoc_cleanup()
474 msi2500_iso_stop(dev); in msi2500_isoc_cleanup()
475 msi2500_iso_free(dev); in msi2500_isoc_cleanup()
479 static int msi2500_isoc_init(struct msi2500_dev *dev) in msi2500_isoc_init() argument
484 dev_dbg(dev->dev, "\n"); in msi2500_isoc_init()
486 dev->isoc_errors = 0; in msi2500_isoc_init()
488 ret = usb_set_interface(dev->udev, 0, 1); in msi2500_isoc_init()
496 msi2500_isoc_cleanup(dev); in msi2500_isoc_init()
499 dev->urbs[i] = urb; in msi2500_isoc_init()
500 dev_dbg(dev->dev, "Allocated URB at 0x%p\n", urb); in msi2500_isoc_init()
503 urb->dev = dev->udev; in msi2500_isoc_init()
504 urb->pipe = usb_rcvisocpipe(dev->udev, 0x81); in msi2500_isoc_init()
506 urb->transfer_buffer = usb_alloc_coherent(dev->udev, in msi2500_isoc_init()
510 dev_err(dev->dev, in msi2500_isoc_init()
512 msi2500_isoc_cleanup(dev); in msi2500_isoc_init()
517 urb->context = dev; in msi2500_isoc_init()
528 ret = usb_submit_urb(dev->urbs[i], GFP_KERNEL); in msi2500_isoc_init()
530 dev_err(dev->dev, in msi2500_isoc_init()
533 msi2500_isoc_cleanup(dev); in msi2500_isoc_init()
536 dev_dbg(dev->dev, "URB 0x%p submitted.\n", dev->urbs[i]); in msi2500_isoc_init()
544 static void msi2500_cleanup_queued_bufs(struct msi2500_dev *dev) in msi2500_cleanup_queued_bufs() argument
548 dev_dbg(dev->dev, "\n"); in msi2500_cleanup_queued_bufs()
550 spin_lock_irqsave(&dev->queued_bufs_lock, flags); in msi2500_cleanup_queued_bufs()
551 while (!list_empty(&dev->queued_bufs)) { in msi2500_cleanup_queued_bufs()
554 buf = list_entry(dev->queued_bufs.next, in msi2500_cleanup_queued_bufs()
559 spin_unlock_irqrestore(&dev->queued_bufs_lock, flags); in msi2500_cleanup_queued_bufs()
566 struct msi2500_dev *dev = in msi2500_disconnect() local
569 dev_dbg(dev->dev, "\n"); in msi2500_disconnect()
571 mutex_lock(&dev->vb_queue_lock); in msi2500_disconnect()
572 mutex_lock(&dev->v4l2_lock); in msi2500_disconnect()
574 dev->udev = NULL; in msi2500_disconnect()
575 v4l2_device_disconnect(&dev->v4l2_dev); in msi2500_disconnect()
576 video_unregister_device(&dev->vdev); in msi2500_disconnect()
577 spi_unregister_master(dev->master); in msi2500_disconnect()
578 mutex_unlock(&dev->v4l2_lock); in msi2500_disconnect()
579 mutex_unlock(&dev->vb_queue_lock); in msi2500_disconnect()
581 v4l2_device_put(&dev->v4l2_dev); in msi2500_disconnect()
587 struct msi2500_dev *dev = video_drvdata(file); in msi2500_querycap() local
589 dev_dbg(dev->dev, "\n"); in msi2500_querycap()
592 strscpy(cap->card, dev->vdev.name, sizeof(cap->card)); in msi2500_querycap()
593 usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info)); in msi2500_querycap()
603 struct msi2500_dev *dev = vb2_get_drv_priv(vq); in msi2500_queue_setup() local
605 dev_dbg(dev->dev, "nbuffers=%d\n", *nbuffers); in msi2500_queue_setup()
610 sizes[0] = PAGE_ALIGN(dev->buffersize); in msi2500_queue_setup()
611 dev_dbg(dev->dev, "nbuffers=%d sizes[0]=%d\n", *nbuffers, sizes[0]); in msi2500_queue_setup()
618 struct msi2500_dev *dev = vb2_get_drv_priv(vb->vb2_queue); in msi2500_buf_queue() local
625 if (unlikely(!dev->udev)) { in msi2500_buf_queue()
630 spin_lock_irqsave(&dev->queued_bufs_lock, flags); in msi2500_buf_queue()
631 list_add_tail(&buf->list, &dev->queued_bufs); in msi2500_buf_queue()
632 spin_unlock_irqrestore(&dev->queued_bufs_lock, flags); in msi2500_buf_queue()
651 static int msi2500_ctrl_msg(struct msi2500_dev *dev, u8 cmd, u32 data) in msi2500_ctrl_msg() argument
659 msi2500_dbg_usb_control_msg(dev->dev, request, requesttype, in msi2500_ctrl_msg()
661 ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), request, in msi2500_ctrl_msg()
664 dev_err(dev->dev, "failed %d, cmd %02x, data %04x\n", in msi2500_ctrl_msg()
670 static int msi2500_set_usb_adc(struct msi2500_dev *dev) in msi2500_set_usb_adc() argument
678 f_sr = dev->f_adc; in msi2500_set_usb_adc()
681 bandwidth_auto = v4l2_ctrl_find(&dev->hdl, in msi2500_set_usb_adc()
684 bandwidth = v4l2_ctrl_find(&dev->hdl, in msi2500_set_usb_adc()
686 v4l2_ctrl_s_ctrl(bandwidth, dev->f_adc); in msi2500_set_usb_adc()
690 switch (dev->pixelformat) { in msi2500_set_usb_adc()
775 dev_dbg(dev->dev, "div_out=%u f_vco=%u\n", div_out, f_vco); in msi2500_set_usb_adc()
789 dev_dbg(dev->dev, in msi2500_set_usb_adc()
793 ret = msi2500_ctrl_msg(dev, CMD_WREG, 0x00608008); in msi2500_set_usb_adc()
797 ret = msi2500_ctrl_msg(dev, CMD_WREG, 0x00000c05); in msi2500_set_usb_adc()
801 ret = msi2500_ctrl_msg(dev, CMD_WREG, 0x00020000); in msi2500_set_usb_adc()
805 ret = msi2500_ctrl_msg(dev, CMD_WREG, 0x00480102); in msi2500_set_usb_adc()
809 ret = msi2500_ctrl_msg(dev, CMD_WREG, 0x00f38008); in msi2500_set_usb_adc()
813 ret = msi2500_ctrl_msg(dev, CMD_WREG, reg7); in msi2500_set_usb_adc()
817 ret = msi2500_ctrl_msg(dev, CMD_WREG, reg4); in msi2500_set_usb_adc()
821 ret = msi2500_ctrl_msg(dev, CMD_WREG, reg3); in msi2500_set_usb_adc()
828 struct msi2500_dev *dev = vb2_get_drv_priv(vq); in msi2500_start_streaming() local
831 dev_dbg(dev->dev, "\n"); in msi2500_start_streaming()
833 if (!dev->udev) in msi2500_start_streaming()
836 if (mutex_lock_interruptible(&dev->v4l2_lock)) in msi2500_start_streaming()
840 v4l2_subdev_call(dev->v4l2_subdev, core, s_power, 1); in msi2500_start_streaming()
842 ret = msi2500_set_usb_adc(dev); in msi2500_start_streaming()
844 ret = msi2500_isoc_init(dev); in msi2500_start_streaming()
846 msi2500_cleanup_queued_bufs(dev); in msi2500_start_streaming()
848 ret = msi2500_ctrl_msg(dev, CMD_START_STREAMING, 0); in msi2500_start_streaming()
850 mutex_unlock(&dev->v4l2_lock); in msi2500_start_streaming()
857 struct msi2500_dev *dev = vb2_get_drv_priv(vq); in msi2500_stop_streaming() local
859 dev_dbg(dev->dev, "\n"); in msi2500_stop_streaming()
861 mutex_lock(&dev->v4l2_lock); in msi2500_stop_streaming()
863 if (dev->udev) in msi2500_stop_streaming()
864 msi2500_isoc_cleanup(dev); in msi2500_stop_streaming()
866 msi2500_cleanup_queued_bufs(dev); in msi2500_stop_streaming()
870 if (dev->udev && !msi2500_ctrl_msg(dev, CMD_STOP_STREAMING, 0)) { in msi2500_stop_streaming()
872 msi2500_ctrl_msg(dev, CMD_WREG, 0x01000003); in msi2500_stop_streaming()
876 v4l2_subdev_call(dev->v4l2_subdev, core, s_power, 0); in msi2500_stop_streaming()
878 mutex_unlock(&dev->v4l2_lock); in msi2500_stop_streaming()
893 struct msi2500_dev *dev = video_drvdata(file); in msi2500_enum_fmt_sdr_cap() local
895 dev_dbg(dev->dev, "index=%d\n", f->index); in msi2500_enum_fmt_sdr_cap()
897 if (f->index >= dev->num_formats) in msi2500_enum_fmt_sdr_cap()
908 struct msi2500_dev *dev = video_drvdata(file); in msi2500_g_fmt_sdr_cap() local
910 dev_dbg(dev->dev, "pixelformat fourcc %4.4s\n", in msi2500_g_fmt_sdr_cap()
911 (char *)&dev->pixelformat); in msi2500_g_fmt_sdr_cap()
913 f->fmt.sdr.pixelformat = dev->pixelformat; in msi2500_g_fmt_sdr_cap()
914 f->fmt.sdr.buffersize = dev->buffersize; in msi2500_g_fmt_sdr_cap()
922 struct msi2500_dev *dev = video_drvdata(file); in msi2500_s_fmt_sdr_cap() local
923 struct vb2_queue *q = &dev->vb_queue; in msi2500_s_fmt_sdr_cap()
926 dev_dbg(dev->dev, "pixelformat fourcc %4.4s\n", in msi2500_s_fmt_sdr_cap()
932 for (i = 0; i < dev->num_formats; i++) { in msi2500_s_fmt_sdr_cap()
934 dev->pixelformat = formats[i].pixelformat; in msi2500_s_fmt_sdr_cap()
935 dev->buffersize = formats[i].buffersize; in msi2500_s_fmt_sdr_cap()
941 dev->pixelformat = formats[0].pixelformat; in msi2500_s_fmt_sdr_cap()
942 dev->buffersize = formats[0].buffersize; in msi2500_s_fmt_sdr_cap()
952 struct msi2500_dev *dev = video_drvdata(file); in msi2500_try_fmt_sdr_cap() local
955 dev_dbg(dev->dev, "pixelformat fourcc %4.4s\n", in msi2500_try_fmt_sdr_cap()
958 for (i = 0; i < dev->num_formats; i++) { in msi2500_try_fmt_sdr_cap()
974 struct msi2500_dev *dev = video_drvdata(file); in msi2500_s_tuner() local
977 dev_dbg(dev->dev, "index=%d\n", v->index); in msi2500_s_tuner()
982 ret = v4l2_subdev_call(dev->v4l2_subdev, tuner, s_tuner, v); in msi2500_s_tuner()
991 struct msi2500_dev *dev = video_drvdata(file); in msi2500_g_tuner() local
994 dev_dbg(dev->dev, "index=%d\n", v->index); in msi2500_g_tuner()
1004 ret = v4l2_subdev_call(dev->v4l2_subdev, tuner, g_tuner, v); in msi2500_g_tuner()
1015 struct msi2500_dev *dev = video_drvdata(file); in msi2500_g_frequency() local
1018 dev_dbg(dev->dev, "tuner=%d type=%d\n", f->tuner, f->type); in msi2500_g_frequency()
1021 f->frequency = dev->f_adc; in msi2500_g_frequency()
1025 ret = v4l2_subdev_call(dev->v4l2_subdev, tuner, g_frequency, f); in msi2500_g_frequency()
1036 struct msi2500_dev *dev = video_drvdata(file); in msi2500_s_frequency() local
1039 dev_dbg(dev->dev, "tuner=%d type=%d frequency=%u\n", in msi2500_s_frequency()
1043 dev->f_adc = clamp_t(unsigned int, f->frequency, in msi2500_s_frequency()
1046 dev_dbg(dev->dev, "ADC frequency=%u Hz\n", dev->f_adc); in msi2500_s_frequency()
1047 ret = msi2500_set_usb_adc(dev); in msi2500_s_frequency()
1049 ret = v4l2_subdev_call(dev->v4l2_subdev, tuner, s_frequency, f); in msi2500_s_frequency()
1060 struct msi2500_dev *dev = video_drvdata(file); in msi2500_enum_freq_bands() local
1063 dev_dbg(dev->dev, "tuner=%d type=%d index=%d\n", in msi2500_enum_freq_bands()
1074 ret = v4l2_subdev_call(dev->v4l2_subdev, tuner, in msi2500_enum_freq_bands()
1132 struct msi2500_dev *dev = container_of(v, struct msi2500_dev, v4l2_dev); in msi2500_video_release() local
1134 v4l2_ctrl_handler_free(&dev->hdl); in msi2500_video_release()
1135 v4l2_device_unregister(&dev->v4l2_dev); in msi2500_video_release()
1136 kfree(dev); in msi2500_video_release()
1142 struct msi2500_dev *dev = spi_master_get_devdata(master); in msi2500_transfer_one_message() local
1148 dev_dbg(dev->dev, "msg=%*ph\n", t->len, t->tx_buf); in msi2500_transfer_one_message()
1153 ret = msi2500_ctrl_msg(dev, CMD_WREG, data); in msi2500_transfer_one_message()
1164 struct msi2500_dev *dev; in msi2500_probe() local
1175 dev = kzalloc(sizeof(*dev), GFP_KERNEL); in msi2500_probe()
1176 if (!dev) { in msi2500_probe()
1181 mutex_init(&dev->v4l2_lock); in msi2500_probe()
1182 mutex_init(&dev->vb_queue_lock); in msi2500_probe()
1183 spin_lock_init(&dev->queued_bufs_lock); in msi2500_probe()
1184 INIT_LIST_HEAD(&dev->queued_bufs); in msi2500_probe()
1185 dev->dev = &intf->dev; in msi2500_probe()
1186 dev->udev = interface_to_usbdev(intf); in msi2500_probe()
1187 dev->f_adc = bands[0].rangelow; in msi2500_probe()
1188 dev->pixelformat = formats[0].pixelformat; in msi2500_probe()
1189 dev->buffersize = formats[0].buffersize; in msi2500_probe()
1190 dev->num_formats = NUM_FORMATS; in msi2500_probe()
1192 dev->num_formats -= 2; in msi2500_probe()
1195 dev->vb_queue.type = V4L2_BUF_TYPE_SDR_CAPTURE; in msi2500_probe()
1196 dev->vb_queue.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; in msi2500_probe()
1197 dev->vb_queue.drv_priv = dev; in msi2500_probe()
1198 dev->vb_queue.buf_struct_size = sizeof(struct msi2500_frame_buf); in msi2500_probe()
1199 dev->vb_queue.ops = &msi2500_vb2_ops; in msi2500_probe()
1200 dev->vb_queue.mem_ops = &vb2_vmalloc_memops; in msi2500_probe()
1201 dev->vb_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; in msi2500_probe()
1202 ret = vb2_queue_init(&dev->vb_queue); in msi2500_probe()
1204 dev_err(dev->dev, "Could not initialize vb2 queue\n"); in msi2500_probe()
1209 dev->vdev = msi2500_template; in msi2500_probe()
1210 dev->vdev.queue = &dev->vb_queue; in msi2500_probe()
1211 dev->vdev.queue->lock = &dev->vb_queue_lock; in msi2500_probe()
1212 video_set_drvdata(&dev->vdev, dev); in msi2500_probe()
1215 dev->v4l2_dev.release = msi2500_video_release; in msi2500_probe()
1216 ret = v4l2_device_register(&intf->dev, &dev->v4l2_dev); in msi2500_probe()
1218 dev_err(dev->dev, "Failed to register v4l2-device (%d)\n", ret); in msi2500_probe()
1223 master = spi_alloc_master(dev->dev, 0); in msi2500_probe()
1229 dev->master = master; in msi2500_probe()
1233 spi_master_set_devdata(master, dev); in msi2500_probe()
1241 sd = v4l2_spi_new_subdev(&dev->v4l2_dev, master, &board_info); in msi2500_probe()
1242 dev->v4l2_subdev = sd; in msi2500_probe()
1244 dev_err(dev->dev, "cannot get v4l2 subdevice\n"); in msi2500_probe()
1250 v4l2_ctrl_handler_init(&dev->hdl, 0); in msi2500_probe()
1251 if (dev->hdl.error) { in msi2500_probe()
1252 ret = dev->hdl.error; in msi2500_probe()
1253 dev_err(dev->dev, "Could not initialize controls\n"); in msi2500_probe()
1258 v4l2_ctrl_add_handler(&dev->hdl, sd->ctrl_handler, NULL, true); in msi2500_probe()
1260 dev->v4l2_dev.ctrl_handler = &dev->hdl; in msi2500_probe()
1261 dev->vdev.v4l2_dev = &dev->v4l2_dev; in msi2500_probe()
1262 dev->vdev.lock = &dev->v4l2_lock; in msi2500_probe()
1263 dev->vdev.device_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_STREAMING | in msi2500_probe()
1266 ret = video_register_device(&dev->vdev, VFL_TYPE_SDR, -1); in msi2500_probe()
1268 dev_err(dev->dev, in msi2500_probe()
1272 dev_info(dev->dev, "Registered as %s\n", in msi2500_probe()
1273 video_device_node_name(&dev->vdev)); in msi2500_probe()
1274 dev_notice(dev->dev, in msi2500_probe()
1278 v4l2_ctrl_handler_free(&dev->hdl); in msi2500_probe()
1280 spi_unregister_master(dev->master); in msi2500_probe()
1282 v4l2_device_unregister(&dev->v4l2_dev); in msi2500_probe()
1284 kfree(dev); in msi2500_probe()