[media] go7007: Restore b_frame control

Signed-off-by: Volokh Konstantin <volokh84@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/staging/media/go7007/go7007-priv.h b/drivers/staging/media/go7007/go7007-priv.h
index 0914fa3..5f9b389 100644 (file)
--- a/drivers/staging/media/go7007/go7007-priv.h
+++ b/drivers/staging/media/go7007/go7007-priv.h
@@ -166,6 +166,7 @@ struct go7007 {
        struct v4l2_ctrl *mpeg_video_gop_closure;
        struct v4l2_ctrl *mpeg_video_bitrate;
        struct v4l2_ctrl *mpeg_video_aspect_ratio;
+       struct v4l2_ctrl *mpeg_video_b_frames;
        enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status;
        spinlock_t spinlock;
        struct mutex hw_lock;

diff --git a/drivers/staging/media/go7007/go7007-v4l2.c b/drivers/staging/media/go7007/go7007-v4l2.c
index 4e5da87..0dc3160 100644 (file)
--- a/drivers/staging/media/go7007/go7007-v4l2.c
+++ b/drivers/staging/media/go7007/go7007-v4l2.c
@@ -161,6 +161,7 @@ static void set_formatting(struct go7007 *go)
        }
        go->gop_size = v4l2_ctrl_g_ctrl(go->mpeg_video_gop_size);
        go->closed_gop = v4l2_ctrl_g_ctrl(go->mpeg_video_gop_closure);
+       go->ipb = v4l2_ctrl_g_ctrl(go->mpeg_video_b_frames) != 0;
        go->bitrate = v4l2_ctrl_g_ctrl(go->mpeg_video_bitrate);
        go->gop_header_enable = 1;
        go->dvd_mode = 0;
@@ -168,9 +169,9 @@ static void set_formatting(struct go7007 *go)
                go->dvd_mode =
                        go->bitrate == 9800000 &&
                        go->gop_size == 15 &&
+                       go->ipb == 0 &&
                        go->closed_gop;
        go->repeat_seqhead = go->dvd_mode;
-       go->ipb = 0;
 
        switch (v4l2_ctrl_g_ctrl(go->mpeg_video_aspect_ratio)) {
        default:
@@ -935,7 +936,7 @@ int go7007_v4l2_ctrl_init(struct go7007 *go)
        struct v4l2_ctrl_handler *hdl = &go->hdl;
        struct v4l2_ctrl *ctrl;
 
-       v4l2_ctrl_handler_init(hdl, 12);
+       v4l2_ctrl_handler_init(hdl, 13);
        go->mpeg_video_gop_size = v4l2_ctrl_new_std(hdl, NULL,
                        V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, 34, 1, 15);
        go->mpeg_video_gop_closure = v4l2_ctrl_new_std(hdl, NULL,
@@ -943,6 +944,9 @@ int go7007_v4l2_ctrl_init(struct go7007 *go)
        go->mpeg_video_bitrate = v4l2_ctrl_new_std(hdl, NULL,
                        V4L2_CID_MPEG_VIDEO_BITRATE,
                        64000, 10000000, 1, 9800000);
+       go->mpeg_video_b_frames = v4l2_ctrl_new_std(hdl, NULL,
+                       V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 2, 2, 0);
+
        go->mpeg_video_aspect_ratio = v4l2_ctrl_new_std_menu(hdl, NULL,
                        V4L2_CID_MPEG_VIDEO_ASPECT,
                        V4L2_MPEG_VIDEO_ASPECT_16x9, 0,