Merge branch 'for_3.8-rc1' into v4l_for_linus

* for_3.8-rc1: (243 commits)
  [media] omap3isp: Replace cpu_is_omap3630() with ISP revision check
  [media] omap3isp: Prepare/unprepare clocks before/after enable/disable
  [media] omap3isp: preview: Add support for 8-bit formats at the sink pad
  [media] omap3isp: Replace printk with dev_*
  [media] omap3isp: Find source pad from external entity
  [media] omap3isp: Configure CSI-2 phy based on platform data
  [media] omap3isp: Add PHY routing configuration
  [media] omap3isp: Add CSI configuration registers from control block to ISP resources
  [media] omap3isp: Remove unneeded module memory address definitions
  [media] omap3isp: Use monotonic timestamps for statistics buffers
  [media] uvcvideo: Fix control value clamping for unsigned integer controls
  [media] uvcvideo: Mark first output terminal as default video node
  [media] uvcvideo: Add VIDIOC_[GS]_PRIORITY support
  [media] uvcvideo: Return -ENOTTY for unsupported ioctls
  [media] uvcvideo: Set device_caps in VIDIOC_QUERYCAP
  [media] uvcvideo: Don't fail when an unsupported format is requested
  [media] uvcvideo: Return -EACCES when trying to access a read/write-only control
  [media] uvcvideo: Set error_idx properly for extended controls API failures
  [media] rtl28xxu: add NOXON DAB/DAB+ USB dongle rev 2
  [media] fc2580: write some registers conditionally
  ...

3 files changed, 30 insertions, 2 deletions

diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index eb6a70b0f821..6dad9a74f61c 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -636,6 +636,19 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
         return -EINVAL;
 }
 
+/* Export DMA buffer */
+static int vidioc_expbuf(struct file *file, void *priv,
+        struct v4l2_exportbuffer *eb)
+{
+        struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+
+        if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+                return vb2_expbuf(&ctx->vq_src, eb);
+        if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+                return vb2_expbuf(&ctx->vq_dst, eb);
+        return -EINVAL;
+}
+
 /* Stream on */
 static int vidioc_streamon(struct file *file, void *priv,
                            enum v4l2_buf_type type)
@@ -813,6 +826,7 @@ static const struct v4l2_ioctl_ops s5p_mfc_dec_ioctl_ops = {
         .vidioc_querybuf = vidioc_querybuf,
         .vidioc_qbuf = vidioc_qbuf,
         .vidioc_dqbuf = vidioc_dqbuf,
+        .vidioc_expbuf = vidioc_expbuf,
         .vidioc_streamon = vidioc_streamon,
         .vidioc_streamoff = vidioc_streamoff,
         .vidioc_g_crop = vidioc_g_crop,
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 2af6d522f4ac..f92f6ddd739f 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -1165,6 +1165,19 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
         return ret;
 }
 
+/* Export DMA buffer */
+static int vidioc_expbuf(struct file *file, void *priv,
+        struct v4l2_exportbuffer *eb)
+{
+        struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
+
+        if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+                return vb2_expbuf(&ctx->vq_src, eb);
+        if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+                return vb2_expbuf(&ctx->vq_dst, eb);
+        return -EINVAL;
+}
+
 /* Stream on */
 static int vidioc_streamon(struct file *file, void *priv,
                            enum v4l2_buf_type type)
@@ -1542,7 +1555,7 @@ int vidioc_encoder_cmd(struct file *file, void *priv,
 }
 
 static int vidioc_subscribe_event(struct v4l2_fh *fh,
-                                        struct v4l2_event_subscription *sub)
+                                  const struct v4l2_event_subscription *sub)
 {
         switch (sub->type) {
         case V4L2_EVENT_EOS:
@@ -1568,6 +1581,7 @@ static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = {
         .vidioc_querybuf = vidioc_querybuf,
         .vidioc_qbuf = vidioc_qbuf,
         .vidioc_dqbuf = vidioc_dqbuf,
+        .vidioc_expbuf = vidioc_expbuf,
         .vidioc_streamon = vidioc_streamon,
         .vidioc_streamoff = vidioc_streamoff,
         .vidioc_s_parm = vidioc_s_parm,
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
index 367db7552289..2895333866fc 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_pm.c
@@ -28,7 +28,7 @@ static struct s5p_mfc_pm *pm;
 static struct s5p_mfc_dev *p_dev;
 
 #ifdef CLK_DEBUG
-atomic_t clk_ref;
+static atomic_t clk_ref;
 #endif
 
 int s5p_mfc_init_pm(struct s5p_mfc_dev *dev)