diff options
Diffstat (limited to 'linux/drivers/media/video/saa7134/saa7134-empress.c')
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-empress.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-empress.c b/linux/drivers/media/video/saa7134/saa7134-empress.c index 609342128..181d96e83 100644 --- a/linux/drivers/media/video/saa7134/saa7134-empress.c +++ b/linux/drivers/media/video/saa7134/saa7134-empress.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/slab.h> +#include <linux/smp_lock.h> #include <linux/delay.h> #include "saa7134-reg.h" @@ -255,6 +256,16 @@ static int empress_s_fmt_vid_cap(struct file *file, void *priv, return 0; } +static int empress_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct saa7134_dev *dev = file->private_data; + + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.sizeimage = TS_PACKET_SIZE * dev->ts.nr_packets; + + return 0; +} static int empress_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *p) @@ -416,8 +427,7 @@ static int empress_g_chip_ident(struct file *file, void *fh, if (chip->match.type == V4L2_CHIP_MATCH_I2C_DRIVER && !strcmp(chip->match.name, "saa6752hs")) return saa_call_empress(dev, core, g_chip_ident, chip); - if (chip->match.type == V4L2_CHIP_MATCH_I2C_ADDR && - chip->match.addr == 0x20) + if (chip->match.type == V4L2_CHIP_MATCH_I2C_ADDR) return saa_call_empress(dev, core, g_chip_ident, chip); return -EINVAL; } @@ -451,6 +461,7 @@ static const struct v4l2_file_operations ts_fops = static const struct v4l2_ioctl_ops ts_ioctl_ops = { .vidioc_querycap = empress_querycap, .vidioc_enum_fmt_vid_cap = empress_enum_fmt_vid_cap, + .vidioc_try_fmt_vid_cap = empress_try_fmt_vid_cap, .vidioc_s_fmt_vid_cap = empress_s_fmt_vid_cap, .vidioc_g_fmt_vid_cap = empress_g_fmt_vid_cap, .vidioc_reqbufs = empress_reqbufs, @@ -500,11 +511,8 @@ static void empress_signal_update(struct work_struct *work) if (dev->nosignal) { dprintk("no video signal\n"); - ts_reset_encoder(dev); } else { dprintk("video signal acquired\n"); - if (atomic_read(&dev->empress_users)) - ts_init_encoder(dev); } } |