ivtv_queue_init(&s->q_io);
}
-static int ivtv_reg_dev(struct ivtv *itv, int type)
+static int ivtv_prep_dev(struct ivtv *itv, int type)
{
struct ivtv_stream *s = &itv->streams[type];
- int vfl_type = ivtv_stream_info[type].vfl_type;
int minor_offset = ivtv_stream_info[type].minor_offset;
int minor;
if (type >= IVTV_DEC_STREAM_TYPE_MPG && !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return 0;
- if (minor_offset >= 0)
- /* card number + user defined offset + device offset */
- minor = itv->num + ivtv_first_minor + minor_offset;
- else
- minor = -1;
+ /* card number + user defined offset + device offset */
+ minor = itv->num + ivtv_first_minor + minor_offset;
/* User explicitly selected 0 buffers for these streams, so don't
create them. */
- if (minor >= 0 && ivtv_stream_info[type].dma != PCI_DMA_NONE &&
+ if (ivtv_stream_info[type].dma != PCI_DMA_NONE &&
itv->options.kilobytes[type] == 0) {
IVTV_INFO("Disabled %s device\n", ivtv_stream_info[type].name);
return 0;
s->v4l2dev->fops = ivtv_stream_info[type].fops;
s->v4l2dev->release = video_device_release;
- if (minor >= 0) {
- /* Register device. First try the desired minor, then any free one. */
- if (video_register_device(s->v4l2dev, vfl_type, minor) &&
- video_register_device(s->v4l2dev, vfl_type, -1)) {
- IVTV_ERR("Couldn't register v4l2 device for %s minor %d\n",
- s->name, minor);
- video_device_release(s->v4l2dev);
- s->v4l2dev = NULL;
- return -ENOMEM;
- }
+ return 0;
+}
+
+/* Initialize v4l2 variables and prepare v4l2 devices */
+int ivtv_streams_setup(struct ivtv *itv)
+{
+ int type;
+
+ /* Setup V4L2 Devices */
+ for (type = 0; type < IVTV_MAX_STREAMS; type++) {
+ /* Prepare device */
+ if (ivtv_prep_dev(itv, type))
+ break;
+
+ if (itv->streams[type].v4l2dev == NULL)
+ continue;
+
+ /* Allocate Stream */
+ if (ivtv_stream_alloc(&itv->streams[type]))
+ break;
}
- else {
- /* Don't register a 'hidden' stream (OSD) */
- IVTV_INFO("Created framebuffer stream for %s\n", s->name);
+ if (type == IVTV_MAX_STREAMS)
return 0;
+
+ /* One or more streams could not be initialized. Clean 'em all up. */
+ ivtv_streams_cleanup(itv);
+ return -ENOMEM;
+}
+
+static int ivtv_reg_dev(struct ivtv *itv, int type)
+{
+ struct ivtv_stream *s = &itv->streams[type];
+ int vfl_type = ivtv_stream_info[type].vfl_type;
+ int minor;
+
+ if (s->v4l2dev == NULL)
+ return 0;
+
+ minor = s->v4l2dev->minor;
+ /* Register device. First try the desired minor, then any free one. */
+ if (video_register_device(s->v4l2dev, vfl_type, minor) &&
+ video_register_device(s->v4l2dev, vfl_type, -1)) {
+ IVTV_ERR("Couldn't register v4l2 device for %s minor %d\n",
+ s->name, minor);
+ video_device_release(s->v4l2dev);
+ s->v4l2dev = NULL;
+ return -ENOMEM;
}
switch (vfl_type) {
return 0;
}
-/* Initialize v4l2 variables and register v4l2 devices */
-int ivtv_streams_setup(struct ivtv *itv)
+/* Register v4l2 devices */
+int ivtv_streams_register(struct ivtv *itv)
{
int type;
+ int err = 0;
- /* Setup V4L2 Devices */
- for (type = 0; type < IVTV_MAX_STREAMS; type++) {
- /* Register Device */
- if (ivtv_reg_dev(itv, type))
- break;
+ /* Register V4L2 devices */
+ for (type = 0; type < IVTV_MAX_STREAMS; type++)
+ err |= ivtv_reg_dev(itv, type);
- if (itv->streams[type].v4l2dev == NULL)
- continue;
-
- /* Allocate Stream */
- if (ivtv_stream_alloc(&itv->streams[type]))
- break;
- }
- if (type == IVTV_MAX_STREAMS) {
+ if (err == 0)
return 0;
- }
/* One or more streams could not be initialized. Clean 'em all up. */
ivtv_streams_cleanup(itv);
continue;
ivtv_stream_free(&itv->streams[type]);
- /* Free Device */
- if (vdev->minor == -1) /* 'Hidden' never registered stream (OSD) */
- video_device_release(vdev);
- else /* All others, just unregister. */
- video_unregister_device(vdev);
+ /* Unregister device */
+ video_unregister_device(vdev);
}
}
/* Reset VBI */
ivtv_vapi(itv, CX2341X_ENC_SET_VBI_LINE, 5, 0xffff , 0, 0, 0, 0);
- if (itv->is_60hz) {
- itv->vbi.count = 12;
- itv->vbi.start[0] = 10;
- itv->vbi.start[1] = 273;
- } else { /* PAL/SECAM */
- itv->vbi.count = 18;
- itv->vbi.start[0] = 6;
- itv->vbi.start[1] = 318;
- }
-
/* setup VBI registers */
itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in);
if (!itv->vbi.fpi)
itv->vbi.fpi = 1;
- IVTV_DEBUG_INFO("Setup VBI start 0x%08x frames %d fpi %d lines 0x%08x\n",
- itv->vbi.enc_start, data[1], itv->vbi.fpi, itv->digitizer);
+ IVTV_DEBUG_INFO("Setup VBI start 0x%08x frames %d fpi %d\n",
+ itv->vbi.enc_start, data[1], itv->vbi.fpi);
/* select VBI lines.
Note that the sliced argument seems to have no effect. */
s->buffers_stolen = 0;
/* mute/unmute video */
- ivtv_vapi(itv, CX2341X_ENC_MUTE_VIDEO, 1, test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? 1 : 0);
+ ivtv_vapi(itv, CX2341X_ENC_MUTE_VIDEO, 1,
+ test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? 0x00808001 : 0);
/* Clear Streamoff flags in case left from last capture */
clear_bit(IVTV_F_S_STREAMOFF, &s->s_flags);
if (atomic_read(&itv->capturing) == 0) {
+ int digitizer;
+
/* Always use frame based mode. Experiments have demonstrated that byte
stream based mode results in dropped frames and corruption. Not often,
but occasionally. Many thanks go to Leonard Orb who spent a lot of
ivtv_vapi(itv, CX2341X_ENC_SET_PLACEHOLDER, 12,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
- ivtv_vapi(itv, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, itv->digitizer, itv->digitizer);
+ if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))
+ digitizer = 0xF1;
+ else if (itv->card->hw_all & IVTV_HW_SAA7114)
+ digitizer = 0xEF;
+ else /* cx25840 */
+ digitizer = 0x140;
+
+ ivtv_vapi(itv, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, digitizer, digitizer);
/* Setup VBI */
if (itv->v4l2_cap & V4L2_CAP_VBI_CAPTURE) {
struct ivtv *itv = s->itv;
DECLARE_WAITQUEUE(wait, current);
int cap_type;
- unsigned long then;
int stopmode;
if (s->v4l2dev == NULL)
/* when: 0 = end of GOP 1 = NOW!, type: 0 = mpeg, subtype: 3 = video+audio */
ivtv_vapi(itv, CX2341X_ENC_STOP_CAPTURE, 3, stopmode, cap_type, s->subtype);
- then = jiffies;
-
if (!test_bit(IVTV_F_S_PASSTHROUGH, &s->s_flags)) {
if (s->type == IVTV_ENC_STREAM_TYPE_MPG && gop_end) {
/* only run these if we're shutting down the last cap */
unsigned long duration;
+ unsigned long then = jiffies;
- then = jiffies;
- add_wait_queue(&itv->cap_w, &wait);
+ add_wait_queue(&itv->eos_waitq, &wait);
set_current_state(TASK_INTERRUPTIBLE);
IVTV_DEBUG_INFO("%s: EOS took %lu ms to occur.\n", s->name, duration);
}
set_current_state(TASK_RUNNING);
- remove_wait_queue(&itv->cap_w, &wait);
+ remove_wait_queue(&itv->eos_waitq, &wait);
+ set_bit(IVTV_F_S_STREAMOFF, &s->s_flags);
}
- then = jiffies;
-
/* Handle any pending interrupts */
ivtv_msleep_timeout(100, 1);
}