[REVIEW PATCH 7/9] pvrusb2: use v4l2_dev instead of the deprecated parent field.

[Hans Verkuil]

From: Hans Verkuil <hans.verk...@cisco.com>

Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
 drivers/media/usb/pvrusb2/pvrusb2-hdw.c  |    4 ++++
 drivers/media/usb/pvrusb2/pvrusb2-hdw.h  |    4 ++++
 drivers/media/usb/pvrusb2/pvrusb2-v4l2.c |    7 ++++---
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c 
b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
index d329209..c4d51d7 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
@@ -2704,6 +2704,10 @@ static void pvr2_hdw_remove_usb_stuff(struct pvr2_hdw 
*hdw)
        pvr2_hdw_render_useless(hdw);
 }
 
+void pvr2_hdw_set_v4l2_dev(struct pvr2_hdw *hdw, struct video_device *vdev)
+{
+       vdev->v4l2_dev = &hdw->v4l2_dev;
+}
 
 /* Destroy hardware interaction structure */
 void pvr2_hdw_destroy(struct pvr2_hdw *hdw)
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h 
b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h
index 1a135cf..4184707 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h
+++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h
@@ -22,6 +22,7 @@
 
 #include <linux/usb.h>
 #include <linux/videodev2.h>
+#include <media/v4l2-dev.h>
 #include "pvrusb2-io.h"
 #include "pvrusb2-ctrl.h"
 
@@ -138,6 +139,9 @@ const char *pvr2_hdw_get_device_identifier(struct pvr2_hdw 
*);
 /* Called when hardware has been unplugged */
 void pvr2_hdw_disconnect(struct pvr2_hdw *);
 
+/* Sets v4l2_dev of a video_device struct */
+void pvr2_hdw_set_v4l2_dev(struct pvr2_hdw *, struct video_device *);
+
 /* Get the number of defined controls */
 unsigned int pvr2_hdw_get_ctrl_count(struct pvr2_hdw *);
 
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c 
b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index 82f619b..d77069e 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
@@ -31,6 +31,7 @@
 #include <linux/videodev2.h>
 #include <linux/module.h>
 #include <media/v4l2-dev.h>
+#include <media/v4l2-device.h>
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 
@@ -870,8 +871,8 @@ static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)
 static void pvr2_v4l2_dev_disassociate_parent(struct pvr2_v4l2_dev *dip)
 {
        if (!dip) return;
-       if (!dip->devbase.parent) return;
-       dip->devbase.parent = NULL;
+       if (!dip->devbase.v4l2_dev->dev) return;
+       dip->devbase.v4l2_dev->dev = NULL;
        device_move(&dip->devbase.dev, NULL, DPM_ORDER_NONE);
 }
 
@@ -1321,7 +1322,7 @@ static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
        if (nr_ptr && (unit_number >= 0) && (unit_number < PVR_NUM)) {
                mindevnum = nr_ptr[unit_number];
        }
-       dip->devbase.parent = &usbdev->dev;
+       pvr2_hdw_set_v4l2_dev(hdw, &dip->devbase);
        if ((video_register_device(&dip->devbase,
                                   dip->v4l_type, mindevnum) < 0) &&
            (video_register_device(&dip->devbase,
-- 
1.7.10.4

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