[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>

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) {