diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-video.c')
-rw-r--r-- | drivers/media/video/saa7134/saa7134-video.c | 348 |
1 files changed, 174 insertions, 174 deletions
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c index 954542e5c99..76b841dd7ec 100644 --- a/drivers/media/video/saa7134/saa7134-video.c +++ b/drivers/media/video/saa7134/saa7134-video.c @@ -1670,30 +1670,6 @@ static int vidioc_s_fmt_cap(struct file *file, void *priv, } } -static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) -{ - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; - - *i = dev->ctl_input; - return 0; -} - -static int vidioc_s_input(struct file *file, void *priv, unsigned int i) -{ - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; - - if (i < 0 || i >= SAA7134_INPUT_MAX) - return -EINVAL; - if (NULL == card_in(dev, i).name) - return -EINVAL; - mutex_lock(&dev->lock); - video_mux(dev, i); - mutex_unlock(&dev->lock); - return 0; -} - static int vidioc_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c) { @@ -1744,6 +1720,30 @@ static int vidioc_enum_input(struct file *file, void *priv, return 0; } +static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) +{ + struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + + *i = dev->ctl_input; + return 0; +} + +static int vidioc_s_input(struct file *file, void *priv, unsigned int i) +{ + struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + + if (i < 0 || i >= SAA7134_INPUT_MAX) + return -EINVAL; + if (NULL == card_in(dev, i).name) + return -EINVAL; + mutex_lock(&dev->lock); + video_mux(dev, i); + mutex_unlock(&dev->lock); + return 0; +} + static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { @@ -1847,6 +1847,55 @@ static int vidioc_cropcap(struct file *file, void *priv, return 0; } +static int vidioc_g_crop(struct file *file, void *f, struct v4l2_crop *crop) +{ + struct saa7134_fh *fh = f; + struct saa7134_dev *dev = fh->dev; + + if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && + crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) + return -EINVAL; + crop->c = dev->crop_current; + return 0; +} + +static int vidioc_s_crop(struct file *file, void *f, struct v4l2_crop *crop) +{ + struct saa7134_fh *fh = f; + struct saa7134_dev *dev = fh->dev; + struct v4l2_rect *b = &dev->crop_bounds; + + if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && + crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) + return -EINVAL; + if (crop->c.height < 0) + return -EINVAL; + if (crop->c.width < 0) + return -EINVAL; + + if (res_locked(fh->dev, RESOURCE_OVERLAY)) + return -EBUSY; + if (res_locked(fh->dev, RESOURCE_VIDEO)) + return -EBUSY; + + if (crop->c.top < b->top) + crop->c.top = b->top; + if (crop->c.top > b->top + b->height) + crop->c.top = b->top + b->height; + if (crop->c.height > b->top - crop->c.top + b->height) + crop->c.height = b->top - crop->c.top + b->height; + + if (crop->c.left < b->left) + crop->c.left = b->left; + if (crop->c.left > b->left + b->width) + crop->c.left = b->left + b->width; + if (crop->c.width > b->left - crop->c.left + b->width) + crop->c.width = b->left - crop->c.left + b->width; + + dev->crop_current = crop->c; + return 0; +} + static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t) { @@ -1939,113 +1988,64 @@ static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a) return 0; } -static int vidioc_streamon(struct file *file, void *priv, - enum v4l2_buf_type type) -{ - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; - int res = saa7134_resource(fh); - - if (!res_get(dev, fh, res)) - return -EBUSY; - - return videobuf_streamon(saa7134_queue(fh)); -} - -static int vidioc_streamoff(struct file *file, void *priv, - enum v4l2_buf_type type) -{ - int err; - struct saa7134_fh *fh = priv; - struct saa7134_dev *dev = fh->dev; - int res = saa7134_resource(fh); - - err = videobuf_streamoff(saa7134_queue(fh)); - if (err < 0) - return err; - res_free(dev, fh, res); - return 0; -} - -static int vidioc_reqbufs(struct file *file, void *priv, - struct v4l2_requestbuffers *p) -{ - struct saa7134_fh *fh = priv; - return videobuf_reqbufs(saa7134_queue(fh), p); -} - -static int vidioc_s_crop(struct file *file, void *f, struct v4l2_crop *crop) +static int vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p) { struct saa7134_fh *fh = f; struct saa7134_dev *dev = fh->dev; - struct v4l2_rect *b = &dev->crop_bounds; - - if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && - crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) - return -EINVAL; - if (crop->c.height < 0) - return -EINVAL; - if (crop->c.width < 0) - return -EINVAL; - - if (res_locked(fh->dev, RESOURCE_OVERLAY)) - return -EBUSY; - if (res_locked(fh->dev, RESOURCE_VIDEO)) - return -EBUSY; - if (crop->c.top < b->top) - crop->c.top = b->top; - if (crop->c.top > b->top + b->height) - crop->c.top = b->top + b->height; - if (crop->c.height > b->top - crop->c.top + b->height) - crop->c.height = b->top - crop->c.top + b->height; - - if (crop->c.left < b->left) - crop->c.left = b->left; - if (crop->c.left > b->left + b->width) - crop->c.left = b->left + b->width; - if (crop->c.width > b->left - crop->c.left + b->width) - crop->c.width = b->left - crop->c.left + b->width; - - dev->crop_current = crop->c; + *p = v4l2_prio_max(&dev->prio); return 0; } -static int vidioc_g_crop(struct file *file, void *f, struct v4l2_crop *crop) +static int vidioc_s_priority(struct file *file, void *f, + enum v4l2_priority prio) { struct saa7134_fh *fh = f; struct saa7134_dev *dev = fh->dev; - if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && - crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY) - return -EINVAL; - crop->c = dev->crop_current; - return 0; -} - -static int vidioc_g_parm(struct file *file, void *fh, - struct v4l2_streamparm *parm) -{ - memset(parm, 0, sizeof(*parm)); - return 0; + return v4l2_prio_change(&dev->prio, &fh->prio, prio); } -static int vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p) +static int vidioc_enum_fmt_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *f) { - struct saa7134_fh *fh = f; - struct saa7134_dev *dev = fh->dev; + enum v4l2_buf_type type; + unsigned int index; - *p = v4l2_prio_max(&dev->prio); - return 0; -} + index = f->index; + type = f->type; + switch (type) { + case V4L2_BUF_TYPE_VIDEO_CAPTURE: + case V4L2_BUF_TYPE_VIDEO_OVERLAY: + if (saa7134_no_overlay > 0) + return -EINVAL; -static int vidioc_s_priority(struct file *file, void *f, - enum v4l2_priority prio) -{ - struct saa7134_fh *fh = f; - struct saa7134_dev *dev = fh->dev; + if (index >= FORMATS) + return -EINVAL; - return v4l2_prio_change(&dev->prio, &fh->prio, prio); + if (f->type == V4L2_BUF_TYPE_VIDEO_OVERLAY && + formats[index].planar) + return -EINVAL; + memset(f, 0, sizeof(*f)); + f->index = index; + f->type = type; + strlcpy(f->description, formats[index].name, + sizeof(f->description)); + f->pixelformat = formats[index].fourcc; + break; + case V4L2_BUF_TYPE_VBI_CAPTURE: + if (0 != index) + return -EINVAL; + memset(f, 0, sizeof(*f)); + f->index = index; + f->type = type; + f->pixelformat = V4L2_PIX_FMT_GREY; + strcpy(f->description, "vbi data"); + break; + default: + return -EINVAL; + } + return 0; } static int vidioc_g_fbuf(struct file *file, void *f, @@ -2085,26 +2085,6 @@ static int vidioc_s_fbuf(struct file *file, void *f, return 0; } -static int vidioc_querybuf(struct file *file, void *priv, - struct v4l2_buffer *b) -{ - struct saa7134_fh *fh = priv; - return videobuf_querybuf(saa7134_queue(fh), b); -} - -static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) -{ - struct saa7134_fh *fh = priv; - return videobuf_qbuf(saa7134_queue(fh), b); -} - -static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) -{ - struct saa7134_fh *fh = priv; - return videobuf_dqbuf(saa7134_queue(fh), b, - file->f_flags & O_NONBLOCK); -} - static int vidioc_overlay(struct file *file, void *f, unsigned int on) { struct saa7134_fh *fh = f; @@ -2134,55 +2114,75 @@ static int vidioc_overlay(struct file *file, void *f, unsigned int on) return 0; } -static int vidioc_enum_fmt_cap(struct file *file, void *priv, - struct v4l2_fmtdesc *f) +#ifdef CONFIG_VIDEO_V4L1_COMPAT +static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) { - enum v4l2_buf_type type; - unsigned int index; + struct saa7134_fh *fh = file->private_data; + return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8); +} +#endif - index = f->index; - type = f->type; - switch (type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - case V4L2_BUF_TYPE_VIDEO_OVERLAY: - if (saa7134_no_overlay > 0) - return -EINVAL; +static int vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *p) +{ + struct saa7134_fh *fh = priv; + return videobuf_reqbufs(saa7134_queue(fh), p); +} - if (index >= FORMATS) - return -EINVAL; +static int vidioc_querybuf(struct file *file, void *priv, + struct v4l2_buffer *b) +{ + struct saa7134_fh *fh = priv; + return videobuf_querybuf(saa7134_queue(fh), b); +} - if (f->type == V4L2_BUF_TYPE_VIDEO_OVERLAY && - formats[index].planar) - return -EINVAL; - memset(f, 0, sizeof(*f)); - f->index = index; - f->type = type; - strlcpy(f->description, formats[index].name, - sizeof(f->description)); - f->pixelformat = formats[index].fourcc; - break; - case V4L2_BUF_TYPE_VBI_CAPTURE: - if (0 != index) - return -EINVAL; - memset(f, 0, sizeof(*f)); - f->index = index; - f->type = type; - f->pixelformat = V4L2_PIX_FMT_GREY; - strcpy(f->description, "vbi data"); - break; - default: - return -EINVAL; - } +static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b) +{ + struct saa7134_fh *fh = priv; + return videobuf_qbuf(saa7134_queue(fh), b); +} + +static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b) +{ + struct saa7134_fh *fh = priv; + return videobuf_dqbuf(saa7134_queue(fh), b, + file->f_flags & O_NONBLOCK); +} + +static int vidioc_streamon(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + int res = saa7134_resource(fh); + + if (!res_get(dev, fh, res)) + return -EBUSY; + + return videobuf_streamon(saa7134_queue(fh)); +} + +static int vidioc_streamoff(struct file *file, void *priv, + enum v4l2_buf_type type) +{ + int err; + struct saa7134_fh *fh = priv; + struct saa7134_dev *dev = fh->dev; + int res = saa7134_resource(fh); + + err = videobuf_streamoff(saa7134_queue(fh)); + if (err < 0) + return err; + res_free(dev, fh, res); return 0; } -#ifdef CONFIG_VIDEO_V4L1_COMPAT -static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) +static int vidioc_g_parm(struct file *file, void *fh, + struct v4l2_streamparm *parm) { - struct saa7134_fh *fh = file->private_data; - return videobuf_cgmbuf(saa7134_queue(fh), mbuf, 8); + memset(parm, 0, sizeof(*parm)); + return 0; } -#endif static int radio_querycap(struct file *file, void *priv, struct v4l2_capability *cap) |