diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2012-05-01 11:06:44 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-05-14 14:57:51 -0300 |
commit | 5da545ad08a3c6ea71d3ba074adc7582e7e9a024 (patch) | |
tree | 2a3f5a859822518184a4507a60fbaccbab486611 /drivers/media/common | |
parent | 4894b709d14c593466cc05e55ee493af931205e8 (diff) | |
download | blackbird-op-linux-5da545ad08a3c6ea71d3ba074adc7582e7e9a024.tar.gz blackbird-op-linux-5da545ad08a3c6ea71d3ba074adc7582e7e9a024.zip |
[media] saa7146: move overlay information from saa7146_fh into saa7146_vv
This is global information, not per-filehandle information.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/common')
-rw-r--r-- | drivers/media/common/saa7146_fops.c | 10 | ||||
-rw-r--r-- | drivers/media/common/saa7146_hlp.c | 23 | ||||
-rw-r--r-- | drivers/media/common/saa7146_video.c | 37 |
3 files changed, 42 insertions, 28 deletions
diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c index f14e218bed16..68047c93fd9d 100644 --- a/drivers/media/common/saa7146_fops.c +++ b/drivers/media/common/saa7146_fops.c @@ -436,6 +436,7 @@ static const struct v4l2_ctrl_ops saa7146_ctrl_ops = { int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv) { struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler; + struct v4l2_pix_format *fmt; struct saa7146_vv *vv; int err; @@ -496,6 +497,15 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv) if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE) saa7146_vbi_uops.init(dev,vv); + fmt = &vv->ov_fb.fmt; + fmt->width = vv->standard->h_max_out; + fmt->height = vv->standard->v_max_out; + fmt->pixelformat = V4L2_PIX_FMT_RGB565; + fmt->bytesperline = 2 * fmt->width; + fmt->sizeimage = fmt->bytesperline * fmt->height; + fmt->colorspace = V4L2_COLORSPACE_SRGB; + vv->ov_fb.capability = V4L2_FBUF_CAP_LIST_CLIPPING; + vv->ov_fb.flags = V4L2_FBUF_FLAG_PRIMARY; dev->vv_data = vv; dev->vv_callback = &vv_callback; diff --git a/drivers/media/common/saa7146_hlp.c b/drivers/media/common/saa7146_hlp.c index bc1f545c95cb..be746d1aee9a 100644 --- a/drivers/media/common/saa7146_hlp.c +++ b/drivers/media/common/saa7146_hlp.c @@ -343,9 +343,9 @@ static void calculate_clipping_registers_rect(struct saa7146_dev *dev, struct sa struct saa7146_vv *vv = dev->vv_data; __le32 *clipping = vv->d_clipping.cpu_addr; - int width = fh->ov.win.w.width; - int height = fh->ov.win.w.height; - int clipcount = fh->ov.nclips; + int width = vv->ov.win.w.width; + int height = vv->ov.win.w.height; + int clipcount = vv->ov.nclips; u32 line_list[32]; u32 pixel_list[32]; @@ -365,10 +365,10 @@ static void calculate_clipping_registers_rect(struct saa7146_dev *dev, struct sa for(i = 0; i < clipcount; i++) { int l = 0, r = 0, t = 0, b = 0; - x[i] = fh->ov.clips[i].c.left; - y[i] = fh->ov.clips[i].c.top; - w[i] = fh->ov.clips[i].c.width; - h[i] = fh->ov.clips[i].c.height; + x[i] = vv->ov.clips[i].c.left; + y[i] = vv->ov.clips[i].c.top; + w[i] = vv->ov.clips[i].c.width; + h[i] = vv->ov.clips[i].c.height; if( w[i] < 0) { x[i] += w[i]; w[i] = -w[i]; @@ -485,13 +485,14 @@ static void saa7146_disable_clipping(struct saa7146_dev *dev) static void saa7146_set_clipping_rect(struct saa7146_fh *fh) { struct saa7146_dev *dev = fh->dev; - enum v4l2_field field = fh->ov.win.field; + struct saa7146_vv *vv = dev->vv_data; + enum v4l2_field field = vv->ov.win.field; struct saa7146_video_dma vdma2; u32 clip_format; u32 arbtr_ctrl; /* check clipcount, disable clipping if clipcount == 0*/ - if( fh->ov.nclips == 0 ) { + if (vv->ov.nclips == 0) { saa7146_disable_clipping(dev); return; } @@ -651,8 +652,8 @@ int saa7146_enable_overlay(struct saa7146_fh *fh) struct saa7146_dev *dev = fh->dev; struct saa7146_vv *vv = dev->vv_data; - saa7146_set_window(dev, fh->ov.win.w.width, fh->ov.win.w.height, fh->ov.win.field); - saa7146_set_position(dev, fh->ov.win.w.left, fh->ov.win.w.top, fh->ov.win.w.height, fh->ov.win.field, vv->ov_fmt->pixelformat); + saa7146_set_window(dev, vv->ov.win.w.width, vv->ov.win.w.height, vv->ov.win.field); + saa7146_set_position(dev, vv->ov.win.w.left, vv->ov.win.w.top, vv->ov.win.w.height, vv->ov.win.field, vv->ov_fmt->pixelformat); saa7146_set_output_format(dev, vv->ov_fmt->trans); saa7146_set_clipping_rect(fh); diff --git a/drivers/media/common/saa7146_video.c b/drivers/media/common/saa7146_video.c index 8818e661a42f..e1b639b76e38 100644 --- a/drivers/media/common/saa7146_video.c +++ b/drivers/media/common/saa7146_video.c @@ -112,8 +112,8 @@ int saa7146_start_preview(struct saa7146_fh *fh) DEB_EE("dev:%p, fh:%p\n", dev, fh); - /* check if we have overlay informations */ - if( NULL == fh->ov.fh ) { + /* check if we have overlay information */ + if (vv->ov.fh == NULL) { DEB_D("no overlay data available. try S_FMT first.\n"); return -EAGAIN; } @@ -139,19 +139,18 @@ int saa7146_start_preview(struct saa7146_fh *fh) return -EBUSY; } - fmt.fmt.win = fh->ov.win; + fmt.fmt.win = vv->ov.win; err = vidioc_try_fmt_vid_overlay(NULL, fh, &fmt); if (0 != err) { saa7146_res_free(vv->video_fh, RESOURCE_DMA1_HPS|RESOURCE_DMA2_CLP); return -EBUSY; } - fh->ov.win = fmt.fmt.win; - vv->ov_data = &fh->ov; + vv->ov.win = fmt.fmt.win; DEB_D("%dx%d+%d+%d %s field=%s\n", - fh->ov.win.w.width, fh->ov.win.w.height, - fh->ov.win.w.left, fh->ov.win.w.top, - vv->ov_fmt->name, v4l2_field_names[fh->ov.win.field]); + vv->ov.win.w.width, vv->ov.win.w.height, + vv->ov.win.w.left, vv->ov.win.w.top, + vv->ov_fmt->name, v4l2_field_names[vv->ov.win.field]); if (0 != (ret = saa7146_enable_overlay(fh))) { DEB_D("enabling overlay failed: %d\n", ret); @@ -468,6 +467,7 @@ static int vidioc_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *f *fb = vv->ov_fb; fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING; + fb->flags = V4L2_FBUF_FLAG_PRIMARY; return 0; } @@ -601,7 +601,10 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format static int vidioc_g_fmt_vid_overlay(struct file *file, void *fh, struct v4l2_format *f) { - f->fmt.win = ((struct saa7146_fh *)fh)->ov.win; + struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; + struct saa7146_vv *vv = dev->vv_data; + + f->fmt.win = vv->ov.win; return 0; } @@ -768,17 +771,17 @@ static int vidioc_s_fmt_vid_overlay(struct file *file, void *__fh, struct v4l2_f err = vidioc_try_fmt_vid_overlay(file, fh, f); if (0 != err) return err; - fh->ov.win = f->fmt.win; - fh->ov.nclips = f->fmt.win.clipcount; - if (fh->ov.nclips > 16) - fh->ov.nclips = 16; - if (copy_from_user(fh->ov.clips, f->fmt.win.clips, - sizeof(struct v4l2_clip) * fh->ov.nclips)) { + vv->ov.win = f->fmt.win; + vv->ov.nclips = f->fmt.win.clipcount; + if (vv->ov.nclips > 16) + vv->ov.nclips = 16; + if (copy_from_user(vv->ov.clips, f->fmt.win.clips, + sizeof(struct v4l2_clip) * vv->ov.nclips)) { return -EFAULT; } - /* fh->ov.fh is used to indicate that we have valid overlay informations, too */ - fh->ov.fh = fh; + /* vv->ov.fh is used to indicate that we have valid overlay informations, too */ + vv->ov.fh = fh; /* check if our current overlay is active */ if (IS_OVERLAY_ACTIVE(fh) != 0) { |