diff options
Diffstat (limited to 'linux/drivers/media/video/ivtv/ivtv-streams.c')
| -rw-r--r-- | linux/drivers/media/video/ivtv/ivtv-streams.c | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/linux/drivers/media/video/ivtv/ivtv-streams.c b/linux/drivers/media/video/ivtv/ivtv-streams.c index ebf925c54..a3296224f 100644 --- a/linux/drivers/media/video/ivtv/ivtv-streams.c +++ b/linux/drivers/media/video/ivtv/ivtv-streams.c @@ -35,16 +35,13 @@ #include "ivtv-driver.h" #include "ivtv-fileops.h" -#include "ivtv-i2c.h" #include "ivtv-queue.h" #include "ivtv-mailbox.h" -#include "ivtv-audio.h" -#include "ivtv-video.h" -#include "ivtv-vbi.h" #include "ivtv-ioctl.h" #include "ivtv-irq.h" -#include "ivtv-streams.h" +#include "ivtv-yuv.h" #include "ivtv-cards.h" +#include "ivtv-streams.h" static struct file_operations ivtv_v4l2_enc_fops = { .owner = THIS_MODULE, @@ -66,6 +63,13 @@ static struct file_operations ivtv_v4l2_dec_fops = { .poll = ivtv_v4l2_dec_poll, }; +#define IVTV_V4L2_DEC_MPG_OFFSET 16 /* offset from 0 to register decoder mpg v4l2 minors on */ +#define IVTV_V4L2_ENC_PCM_OFFSET 24 /* offset from 0 to register pcm v4l2 minors on */ +#define IVTV_V4L2_ENC_YUV_OFFSET 32 /* offset from 0 to register yuv v4l2 minors on */ +#define IVTV_V4L2_DEC_YUV_OFFSET 48 /* offset from 0 to register decoder yuv v4l2 minors on */ +#define IVTV_V4L2_DEC_VBI_OFFSET 8 /* offset from 0 to register decoder vbi input v4l2 minors on */ +#define IVTV_V4L2_DEC_VOUT_OFFSET 16 /* offset from 0 to register vbi output v4l2 minors on */ + static struct { const char *name; int vfl_type; @@ -400,8 +404,8 @@ static void ivtv_vbi_setup(struct ivtv *itv) 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. */ @@ -490,6 +494,8 @@ int ivtv_start_v4l2_encode_stream(struct ivtv_stream *s) 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 @@ -515,7 +521,14 @@ int ivtv_start_v4l2_encode_stream(struct ivtv_stream *s) 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) { @@ -662,10 +675,10 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset) clear_bit(IVTV_F_S_STREAMOFF, &s->s_flags); /* Zero out decoder counters */ - writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[0]); - writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[1]); - writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[2]); - writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[3]); + writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[0]); + writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[1]); + writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[2]); + writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[3]); writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[0]); writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[1]); writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[2]); @@ -706,7 +719,6 @@ int ivtv_stop_v4l2_encode_stream(struct ivtv_stream *s, int gop_end) struct ivtv *itv = s->itv; DECLARE_WAITQUEUE(wait, current); int cap_type; - unsigned long then; int stopmode; if (s->v4l2dev == NULL) @@ -749,15 +761,13 @@ int ivtv_stop_v4l2_encode_stream(struct ivtv_stream *s, int gop_end) /* 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); @@ -783,11 +793,10 @@ int ivtv_stop_v4l2_encode_stream(struct ivtv_stream *s, int gop_end) 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); } |