Merge branch 'topic/usb-audio' into for-linus

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

diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 1e89600..b8561df 100644 (file)
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -727,6 +727,74 @@ static int gspca_get_mode(struct gspca_dev *gspca_dev,
        return -EINVAL;
 }
 
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int vidioc_g_register(struct file *file, void *priv,
+                       struct v4l2_dbg_register *reg)
+{
+       int ret;
+       struct gspca_dev *gspca_dev = priv;
+
+       if (!gspca_dev->sd_desc->get_chip_ident)
+               return -EINVAL;
+
+       if (!gspca_dev->sd_desc->get_register)
+               return -EINVAL;
+
+       if (mutex_lock_interruptible(&gspca_dev->usb_lock))
+               return -ERESTARTSYS;
+       if (gspca_dev->present)
+               ret = gspca_dev->sd_desc->get_register(gspca_dev, reg);
+       else
+               ret = -ENODEV;
+       mutex_unlock(&gspca_dev->usb_lock);
+
+       return ret;
+}
+
+static int vidioc_s_register(struct file *file, void *priv,
+                       struct v4l2_dbg_register *reg)
+{
+       int ret;
+       struct gspca_dev *gspca_dev = priv;
+
+       if (!gspca_dev->sd_desc->get_chip_ident)
+               return -EINVAL;
+
+       if (!gspca_dev->sd_desc->set_register)
+               return -EINVAL;
+
+       if (mutex_lock_interruptible(&gspca_dev->usb_lock))
+               return -ERESTARTSYS;
+       if (gspca_dev->present)
+               ret = gspca_dev->sd_desc->set_register(gspca_dev, reg);
+       else
+               ret = -ENODEV;
+       mutex_unlock(&gspca_dev->usb_lock);
+
+       return ret;
+}
+#endif
+
+static int vidioc_g_chip_ident(struct file *file, void *priv,
+                       struct v4l2_dbg_chip_ident *chip)
+{
+       int ret;
+       struct gspca_dev *gspca_dev = priv;
+
+       if (!gspca_dev->sd_desc->get_chip_ident)
+               return -EINVAL;
+
+       if (mutex_lock_interruptible(&gspca_dev->usb_lock))
+               return -ERESTARTSYS;
+       if (gspca_dev->present)
+               ret = gspca_dev->sd_desc->get_chip_ident(gspca_dev, chip);
+       else
+               ret = -ENODEV;
+       mutex_unlock(&gspca_dev->usb_lock);
+
+       return ret;
+}
+
 static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
                                struct v4l2_fmtdesc *fmtdesc)
 {
@@ -1883,6 +1951,11 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = {
        .vidioc_s_parm          = vidioc_s_parm,
        .vidioc_s_std           = vidioc_s_std,
        .vidioc_enum_framesizes = vidioc_enum_framesizes,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+       .vidioc_g_register      = vidioc_g_register,
+       .vidioc_s_register      = vidioc_s_register,
+#endif
+       .vidioc_g_chip_ident    = vidioc_g_chip_ident,
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
        .vidiocgmbuf          = vidiocgmbuf,
 #endif