diff options
| -rw-r--r-- | drivers/media/video/saa717x.c | 47 |
1 files changed, 31 insertions, 16 deletions
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c index d521c648e157..422a3e222afa 100644 --- a/drivers/media/video/saa717x.c +++ b/drivers/media/video/saa717x.c @@ -1199,28 +1199,32 @@ static int saa717x_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * } #endif -static int saa717x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +static int saa717x_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *fmt) { - struct v4l2_pix_format *pix; int prescale, h_scale, v_scale; - pix = &fmt->fmt.pix; v4l2_dbg(1, debug, sd, "decoder set size\n"); + if (fmt->code != V4L2_MBUS_FMT_FIXED) + return -EINVAL; + /* FIXME need better bounds checking here */ - if (pix->width < 1 || pix->width > 1440) + if (fmt->width < 1 || fmt->width > 1440) return -EINVAL; - if (pix->height < 1 || pix->height > 960) + if (fmt->height < 1 || fmt->height > 960) return -EINVAL; + fmt->field = V4L2_FIELD_INTERLACED; + fmt->colorspace = V4L2_COLORSPACE_SMPTE170M; + /* scaling setting */ /* NTSC and interlace only */ - prescale = SAA717X_NTSC_WIDTH / pix->width; + prescale = SAA717X_NTSC_WIDTH / fmt->width; if (prescale == 0) prescale = 1; - h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / pix->width; + h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / fmt->width; /* interlace */ - v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / pix->height; + v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / fmt->height; /* Horizontal prescaling etc */ set_h_prescale(sd, 0, prescale); @@ -1241,22 +1245,32 @@ static int saa717x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) /* set video output size */ /* video number of pixels at output */ /* TASK A */ - saa717x_write(sd, 0x5C, (u8)(pix->width & 0xFF)); - saa717x_write(sd, 0x5D, (u8)((pix->width >> 8) & 0xFF)); + saa717x_write(sd, 0x5C, (u8)(fmt->width & 0xFF)); + saa717x_write(sd, 0x5D, (u8)((fmt->width >> 8) & 0xFF)); /* TASK B */ - saa717x_write(sd, 0x9C, (u8)(pix->width & 0xFF)); - saa717x_write(sd, 0x9D, (u8)((pix->width >> 8) & 0xFF)); + saa717x_write(sd, 0x9C, (u8)(fmt->width & 0xFF)); + saa717x_write(sd, 0x9D, (u8)((fmt->width >> 8) & 0xFF)); /* video number of lines at output */ /* TASK A */ - saa717x_write(sd, 0x5E, (u8)(pix->height & 0xFF)); - saa717x_write(sd, 0x5F, (u8)((pix->height >> 8) & 0xFF)); + saa717x_write(sd, 0x5E, (u8)(fmt->height & 0xFF)); + saa717x_write(sd, 0x5F, (u8)((fmt->height >> 8) & 0xFF)); /* TASK B */ - saa717x_write(sd, 0x9E, (u8)(pix->height & 0xFF)); - saa717x_write(sd, 0x9F, (u8)((pix->height >> 8) & 0xFF)); + saa717x_write(sd, 0x9E, (u8)(fmt->height & 0xFF)); + saa717x_write(sd, 0x9F, (u8)((fmt->height >> 8) & 0xFF)); return 0; } +static int saa717x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +{ + struct v4l2_mbus_framefmt mbus_fmt; + + mbus_fmt.width = fmt->fmt.pix.width; + mbus_fmt.height = fmt->fmt.pix.height; + mbus_fmt.code = V4L2_MBUS_FMT_FIXED; + return saa717x_s_mbus_fmt(sd, &mbus_fmt); +} + static int saa717x_s_radio(struct v4l2_subdev *sd) { struct saa717x_state *decoder = to_state(sd); @@ -1404,6 +1418,7 @@ static const struct v4l2_subdev_tuner_ops saa717x_tuner_ops = { static const struct v4l2_subdev_video_ops saa717x_video_ops = { .s_routing = saa717x_s_video_routing, .s_fmt = saa717x_s_fmt, + .s_mbus_fmt = saa717x_s_mbus_fmt, .s_stream = saa717x_s_stream, }; |