diff options
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-driver.c | 6 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-driver.h | 7 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-fileops.c | 23 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-ioctl.c | 120 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-irq.c | 26 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-streams.c | 17 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-yuv.c | 58 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-yuv.h | 5 | ||||
| -rw-r--r-- | drivers/media/video/ivtv/ivtvfb.c | 4 |
9 files changed, 196 insertions, 70 deletions
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index e3020f456641..7c600d0f48cd 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -1117,6 +1117,12 @@ static int __devinit ivtv_probe(struct pci_dev *dev, itv->is_50hz = 1; itv->is_out_50hz = 1; } + + itv->yuv_info.osd_full_w = 720; + itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480; + itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w; + itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h; + itv->params.video_gop_size = itv->is_60hz ? 15 : 12; itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000; diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h index 0e4ad29821e0..19a9b3bac190 100644 --- a/drivers/media/video/ivtv/ivtv-driver.h +++ b/drivers/media/video/ivtv/ivtv-driver.h @@ -466,6 +466,9 @@ struct yuv_playback_info u32 osd_vis_w; u32 osd_vis_h; + u32 osd_full_w; + u32 osd_full_h; + int decode_height; int lace_mode; @@ -491,6 +494,10 @@ struct yuv_playback_info u8 draw_frame; /* PVR350 buffer to draw into */ u8 max_frames_buffered; /* Maximum number of frames to buffer */ + + struct v4l2_rect main_rect; + u32 v4l2_src_w; + u32 v4l2_src_h; }; #define IVTV_VBI_FRAMES 32 diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c index 58ad0d9c680a..6fb96f19a866 100644 --- a/drivers/media/video/ivtv/ivtv-fileops.c +++ b/drivers/media/video/ivtv/ivtv-fileops.c @@ -581,6 +581,24 @@ ssize_t ivtv_v4l2_write(struct file *filp, const char __user *user_buf, size_t c set_bit(IVTV_F_S_APPL_IO, &s->s_flags); retry: + /* If possible, just DMA the entire frame - Check the data transfer size + since we may get here before the stream has been fully set-up */ + if (mode == OUT_YUV && s->q_full.length == 0 && itv->dma_data_req_size) { + while (count >= itv->dma_data_req_size) { + if (!ivtv_yuv_udma_stream_frame (itv, (void *)user_buf)) { + bytes_written += itv->dma_data_req_size; + user_buf += itv->dma_data_req_size; + count -= itv->dma_data_req_size; + } else { + break; + } + } + if (count == 0) { + IVTV_DEBUG_HI_FILE("Wrote %d bytes to %s (%d)\n", bytes_written, s->name, s->q_full.bytesused); + return bytes_written; + } + } + for (;;) { /* Gather buffers */ while (q.length - q.bytesused < count && (buf = ivtv_dequeue(s, &s->q_io))) @@ -660,6 +678,9 @@ retry: if (s->q_full.length >= itv->dma_data_req_size) { int got_sig; + if (mode == OUT_YUV) + ivtv_yuv_setup_stream_frame(itv); + prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE); while (!(got_sig = signal_pending(current)) && test_bit(IVTV_F_S_DMA_PENDING, &s->s_flags)) { @@ -946,7 +967,7 @@ static int ivtv_serialized_open(struct ivtv_stream *s, struct file *filp) set_bit(IVTV_F_I_DEC_YUV, &itv->i_flags); /* For yuv, we need to know the dma size before we start */ itv->dma_data_req_size = - itv->params.width * itv->params.height * 3 / 2; + 1080 * ((itv->yuv_info.v4l2_src_h + 31) & ~31); itv->yuv_info.stream_size = 0; } return 0; diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index fd6826f472e3..57eb8dfe53fa 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -372,7 +372,7 @@ static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fm fmt->fmt.pix.height = itv->main_rect.height; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; - if (itv->output_mode == OUT_UDMA_YUV) { + if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) { switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) { case IVTV_YUV_MODE_INTERLACED: fmt->fmt.pix.field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ? @@ -386,14 +386,13 @@ static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fm break; } fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; + fmt->fmt.pix.bytesperline = 720; + fmt->fmt.pix.width = itv->yuv_info.v4l2_src_w; + fmt->fmt.pix.height = itv->yuv_info.v4l2_src_h; /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ fmt->fmt.pix.sizeimage = - fmt->fmt.pix.height * fmt->fmt.pix.width + - fmt->fmt.pix.height * (fmt->fmt.pix.width / 2); - } - else if (itv->output_mode == OUT_YUV || - streamtype == IVTV_ENC_STREAM_TYPE_YUV || - streamtype == IVTV_DEC_STREAM_TYPE_YUV) { + 1080 * ((fmt->fmt.pix.height + 31) & ~31); + } else if (streamtype == IVTV_ENC_STREAM_TYPE_YUV) { fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ fmt->fmt.pix.sizeimage = @@ -490,6 +489,7 @@ static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fm static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fmt, int set_fmt) { + struct yuv_playback_info *yi = &itv->yuv_info; struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; u16 set; @@ -505,39 +505,52 @@ static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, r.width = fmt->fmt.pix.width; r.height = fmt->fmt.pix.height; ivtv_get_fmt(itv, streamtype, fmt); - if (itv->output_mode != OUT_UDMA_YUV) { - /* TODO: would setting the rect also be valid for this mode? */ - fmt->fmt.pix.width = r.width; - fmt->fmt.pix.height = r.height; - } - if (itv->output_mode == OUT_UDMA_YUV) { - /* TODO: add checks for validity */ + fmt->fmt.pix.width = r.width; + fmt->fmt.pix.height = r.height; + if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) { fmt->fmt.pix.field = field; + if (fmt->fmt.pix.width < 2) + fmt->fmt.pix.width = 2; + if (fmt->fmt.pix.width > 720) + fmt->fmt.pix.width = 720; + if (fmt->fmt.pix.height < 2) + fmt->fmt.pix.height = 2; + if (fmt->fmt.pix.height > 576) + fmt->fmt.pix.height = 576; } - if (set_fmt) { - if (itv->output_mode == OUT_UDMA_YUV) { - switch (field) { - case V4L2_FIELD_NONE: - itv->yuv_info.lace_mode = IVTV_YUV_MODE_PROGRESSIVE; - break; - case V4L2_FIELD_ANY: - itv->yuv_info.lace_mode = IVTV_YUV_MODE_AUTO; - break; - case V4L2_FIELD_INTERLACED_BT: - itv->yuv_info.lace_mode = - IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD; - break; - case V4L2_FIELD_INTERLACED_TB: - default: - itv->yuv_info.lace_mode = IVTV_YUV_MODE_INTERLACED; - break; - } - itv->yuv_info.lace_sync_field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1; + if (set_fmt && streamtype == IVTV_DEC_STREAM_TYPE_YUV) { + /* Return now if we already have some frame data */ + if (yi->stream_size) + return -EBUSY; - /* Force update of yuv registers */ - itv->yuv_info.yuv_forced_update = 1; - return 0; + yi->v4l2_src_w = r.width; + yi->v4l2_src_h = r.height; + + switch (field) { + case V4L2_FIELD_NONE: + yi->lace_mode = IVTV_YUV_MODE_PROGRESSIVE; + break; + case V4L2_FIELD_ANY: + yi->lace_mode = IVTV_YUV_MODE_AUTO; + break; + case V4L2_FIELD_INTERLACED_BT: + yi->lace_mode = + IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD; + break; + case V4L2_FIELD_INTERLACED_TB: + default: + yi->lace_mode = IVTV_YUV_MODE_INTERLACED; + break; } + yi->lace_sync_field = (yi->lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1; + + if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) + itv->dma_data_req_size = + 1080 * ((yi->v4l2_src_h + 31) & ~31); + + /* Force update of yuv registers */ + yi->yuv_forced_update = 1; + return 0; } return 0; } @@ -703,8 +716,12 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void { struct ivtv_open_id *id = NULL; u32 data[CX2341X_MBOX_MAX_DATA]; + int streamtype = 0; - if (filp) id = (struct ivtv_open_id *)filp->private_data; + if (filp) { + id = (struct ivtv_open_id *)filp->private_data; + streamtype = id->type; + } switch (cmd) { case VIDIOC_G_PRIORITY: @@ -822,6 +839,11 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void cropcap->bounds.height = itv->is_50hz ? 576 : 480; cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10; cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11; + } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) { + cropcap->bounds.width = itv->yuv_info.osd_full_w; + cropcap->bounds.height = itv->yuv_info.osd_full_h; + cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10; + cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11; } else { cropcap->bounds.height = itv->is_out_50hz ? 576 : 480; cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10; @@ -836,10 +858,15 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { - if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, - crop->c.width, crop->c.height, crop->c.left, crop->c.top)) { - itv->main_rect = crop->c; + if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) { + itv->yuv_info.main_rect = crop->c; return 0; + } else { + if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, + crop->c.width, crop->c.height, crop->c.left, crop->c.top)) { + itv->main_rect = crop->c; + return 0; + } } return -EINVAL; } @@ -853,7 +880,10 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { - crop->c = itv->main_rect; + if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) + crop->c = itv->yuv_info.main_rect; + else + crop->c = itv->main_rect; return 0; } if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) @@ -864,7 +894,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void case VIDIOC_ENUM_FMT: { static struct v4l2_fmtdesc formats[] = { { 0, 0, 0, - "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, + "HM12 (YUV 4:2:2)", V4L2_PIX_FMT_HM12, { 0, 0, 0, 0 } }, { 1, 0, V4L2_FMT_FLAG_COMPRESSED, @@ -1043,6 +1073,12 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void itv->main_rect.height = itv->params.height; ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, 720, itv->main_rect.height, 0, 0); + itv->yuv_info.main_rect = itv->main_rect; + if (!itv->osd_info) { + itv->yuv_info.osd_full_w = 720; + itv->yuv_info.osd_full_h = + itv->is_out_50hz ? 576 : 480; + } } break; } diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index dd0dd8d126de..ebc200320e6f 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -302,8 +302,11 @@ static void dma_post(struct ivtv_stream *s) void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock) { struct ivtv *itv = s->itv; + struct yuv_playback_info *yi = &itv->yuv_info; + u8 frame = yi->draw_frame; + struct yuv_frame_info *f = &yi->new_frame_info[frame]; struct ivtv_buffer *buf; - u32 y_size = itv->params.height * itv->params.width; + u32 y_size = 720 * ((f->src_h + 31) & ~31); u32 uv_offset = offset + IVTV_YUV_BUFFER_UV_OFFSET; int y_done = 0; int bytes_written = 0; @@ -311,6 +314,18 @@ void ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock) int idx = 0; IVTV_DEBUG_HI_DMA("DEC PREPARE DMA %s: %08x %08x\n", s->name, s->q_predma.bytesused, offset); + + /* Insert buffer block for YUV if needed */ + if (s->type == IVTV_DEC_STREAM_TYPE_YUV && f->offset_y) { + if (yi->blanking_dmaptr) { + s->sg_pending[idx].src = yi->blanking_dmaptr; + s->sg_pending[idx].dst = offset; + s->sg_pending[idx].size = 720 * 16; + } + offset += 720 * 16; + idx++; + } + list_for_each_entry(buf, &s->q_predma.list, list) { /* YUV UV Offset from Y Buffer */ if (s->type == IVTV_DEC_STREAM_TYPE_YUV && !y_done && @@ -713,8 +728,11 @@ static void ivtv_irq_dec_data_req(struct ivtv *itv) ivtv_api_get_data(&itv->dec_mbox, IVTV_MBOX_DMA, data); if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) { - itv->dma_data_req_size = itv->params.width * itv->params.height * 3 / 2; - itv->dma_data_req_offset = data[1] ? data[1] : yuv_offset[0]; + itv->dma_data_req_size = + 1080 * ((itv->yuv_info.v4l2_src_h + 31) & ~31); + itv->dma_data_req_offset = data[1]; + if (atomic_read(&itv->yuv_info.next_dma_frame) >= 0) + ivtv_yuv_frame_complete(itv); s = &itv->streams[IVTV_DEC_STREAM_TYPE_YUV]; } else { @@ -728,6 +746,8 @@ static void ivtv_irq_dec_data_req(struct ivtv *itv) set_bit(IVTV_F_S_NEEDS_DATA, &s->s_flags); } else { + if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) + ivtv_yuv_setup_stream_frame(itv); clear_bit(IVTV_F_S_NEEDS_DATA, &s->s_flags); ivtv_queue_move(s, &s->q_full, NULL, &s->q_predma, itv->dma_data_req_size); ivtv_dma_stream_dec_prepare(s, itv->dma_data_req_offset + IVTV_DECODER_OFFSET, 0); diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c index a5bfbd98a490..3ca2a1a62a71 100644 --- a/drivers/media/video/ivtv/ivtv-streams.c +++ b/drivers/media/video/ivtv/ivtv-streams.c @@ -661,27 +661,12 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset) IVTV_DEBUG_INFO("Starting decode stream %s (gop_offset %d)\n", s->name, gop_offset); - /* Clear Streamoff */ - if (s->type == IVTV_DEC_STREAM_TYPE_YUV) { - /* Initialize Decoder */ - /* Reprogram Decoder YUV Buffers for YUV */ - write_reg(yuv_offset[0] >> 4, 0x82c); - write_reg((yuv_offset[0] + IVTV_YUV_BUFFER_UV_OFFSET) >> 4, 0x830); - write_reg(yuv_offset[0] >> 4, 0x834); - write_reg((yuv_offset[0] + IVTV_YUV_BUFFER_UV_OFFSET) >> 4, 0x838); - - write_reg_sync(0x00000000 | (0x0c << 16) | (0x0b << 8), 0x2d24); - - write_reg_sync(0x00108080, 0x2898); - /* Enable YUV decoder output */ - write_reg_sync(0x01, IVTV_REG_VDM); - } - ivtv_setup_v4l2_decode_stream(s); /* set dma size to 65536 bytes */ ivtv_vapi(itv, CX2341X_DEC_SET_DMA_BLOCK_SIZE, 1, 65536); + /* Clear Streamoff */ clear_bit(IVTV_F_S_STREAMOFF, &s->s_flags); /* Zero out decoder counters */ diff --git a/drivers/media/video/ivtv/ivtv-yuv.c b/drivers/media/video/ivtv/ivtv-yuv.c index cd42db9b5a15..711ce5b5a20f 100644 --- a/drivers/media/video/ivtv/ivtv-yuv.c +++ b/drivers/media/video/ivtv/ivtv-yuv.c @@ -1035,17 +1035,11 @@ void ivtv_yuv_frame_complete(struct ivtv *itv) (itv->yuv_info.draw_frame + 1) % IVTV_YUV_BUFFERS); } -int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args) +int ivtv_yuv_udma_frame(struct ivtv *itv, struct ivtv_dma_frame *args) { DEFINE_WAIT(wait); int rc = 0; int got_sig = 0; - - IVTV_DEBUG_INFO("yuv_prep_frame\n"); - - ivtv_yuv_next_free(itv); - ivtv_yuv_setup_frame(itv, args); - /* DMA the frame */ mutex_lock(&itv->udma.lock); @@ -1084,6 +1078,56 @@ int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args) return rc; } +/* Setup frame according to V4L2 parameters */ +void ivtv_yuv_setup_stream_frame(struct ivtv *itv) +{ + struct yuv_playback_info *yi = &itv->yuv_info; + struct ivtv_dma_frame dma_args; + + ivtv_yuv_next_free(itv); + + /* Copy V4L2 parameters to an ivtv_dma_frame struct... */ + dma_args.y_source = 0L; + dma_args.uv_source = 0L; + dma_args.src.left = 0; + dma_args.src.top = 0; + dma_args.src.width = yi->v4l2_src_w; + dma_args.src.height = yi->v4l2_src_h; + dma_args.dst = yi->main_rect; + dma_args.src_width = yi->v4l2_src_w; + dma_args.src_height = yi->v4l2_src_h; + + /* ... and use the same setup routine as ivtv_yuv_prep_frame */ + ivtv_yuv_setup_frame(itv, &dma_args); + + if (!itv->dma_data_req_offset) + itv->dma_data_req_offset = yuv_offset[yi->draw_frame]; +} + +/* Attempt to dma a frame from a user buffer */ +int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void *src) +{ + struct yuv_playback_info *yi = &itv->yuv_info; + struct ivtv_dma_frame dma_args; + + ivtv_yuv_setup_stream_frame(itv); + + /* We only need to supply source addresses for this */ + dma_args.y_source = src; + dma_args.uv_source = src + 720 * ((yi->v4l2_src_h + 31) & ~31); + return ivtv_yuv_udma_frame(itv, &dma_args); +} + +/* IVTV_IOC_DMA_FRAME ioctl handler */ +int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args) +{ + IVTV_DEBUG_INFO("yuv_prep_frame\n"); + + ivtv_yuv_next_free(itv); + ivtv_yuv_setup_frame(itv, args); + return ivtv_yuv_udma_frame(itv, args); +} + void ivtv_yuv_close(struct ivtv *itv) { int h_filter, v_filter_1, v_filter_2; diff --git a/drivers/media/video/ivtv/ivtv-yuv.h b/drivers/media/video/ivtv/ivtv-yuv.h index 3b290927d367..2fe5f1250762 100644 --- a/drivers/media/video/ivtv/ivtv-yuv.h +++ b/drivers/media/video/ivtv/ivtv-yuv.h @@ -34,8 +34,11 @@ extern const u32 yuv_offset[IVTV_YUV_BUFFERS]; int ivtv_yuv_filter_check(struct ivtv *itv); +void ivtv_yuv_setup_stream_frame(struct ivtv *itv); +int ivtv_yuv_udma_stream_frame(struct ivtv *itv, void *src); +void ivtv_yuv_frame_complete(struct ivtv *itv); int ivtv_yuv_prep_frame(struct ivtv *itv, struct ivtv_dma_frame *args); void ivtv_yuv_close(struct ivtv *itv); -void ivtv_yuv_work_handler (struct ivtv *itv); +void ivtv_yuv_work_handler(struct ivtv *itv); #endif diff --git a/drivers/media/video/ivtv/ivtvfb.c b/drivers/media/video/ivtv/ivtvfb.c index 52ffd154a3d8..1a73038ea811 100644 --- a/drivers/media/video/ivtv/ivtvfb.c +++ b/drivers/media/video/ivtv/ivtvfb.c @@ -504,6 +504,10 @@ static int ivtvfb_set_var(struct ivtv *itv, struct fb_var_screeninfo *var) ivtvfb_set_display_window(itv, &ivtv_window); + /* Pass screen size back to yuv handler */ + itv->yuv_info.osd_full_w = ivtv_osd.pixel_stride; + itv->yuv_info.osd_full_h = ivtv_osd.lines; + /* Force update of yuv registers */ itv->yuv_info.yuv_forced_update = 1; |