Merge branch 'topic/cleanup' into for-linus

[pandora-kernel.git] / drivers / media / video / saa7134 / saa7134-empress.c

diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 9db3472..296788c 100644 (file)
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/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)
@@ -450,6 +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,
@@ -491,11 +503,8 @@ 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);
        }
 }