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path: root/drivers/media/video/ivtv/ivtv-ioctl.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-ioctl.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-ioctl.c127
1 files changed, 80 insertions, 47 deletions
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index fd6826f472e3..edef2a579617 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;
}
@@ -660,11 +673,8 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
chip->ident = V4L2_IDENT_NONE;
chip->revision = 0;
if (reg->match_type == V4L2_CHIP_MATCH_HOST) {
- if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) {
- struct v4l2_chip_ident *chip = arg;
-
+ if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
- }
return 0;
}
if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)
@@ -688,7 +698,7 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
ivtv_reset_ir_gpio(itv);
}
if (val & 0x02) {
- itv->video_dec_func(itv, cmd, 0);
+ itv->video_dec_func(itv, cmd, NULL);
}
break;
}
@@ -703,8 +713,12 @@ 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 +836,11 @@ 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 +855,15 @@ 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 +877,10 @@ 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 +891,7 @@ 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 4:2:0)", V4L2_PIX_FMT_HM12,
{ 0, 0, 0, 0 }
},
{ 1, 0, V4L2_FMT_FLAG_COMPRESSED,
@@ -1043,6 +1070,12 @@ 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;
}
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