media: au0828/em28xx: make vb2_ops const

Make vb2_ops const as they are only stored in the const field of a
vb2_queue structure. Make the declarations const too.

Done using Coccinelle.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/usb/au0828/au0828-vbi.c

@@ -79,7 +79,7 @@ vbi_buffer_queue(struct vb2_buffer *vb)
 	spin_unlock_irqrestore(&dev->slock, flags);
 }
 
-struct vb2_ops au0828_vbi_qops = {
+const struct vb2_ops au0828_vbi_qops = {
 	.queue_setup     = vbi_queue_setup,
 	.buf_prepare     = vbi_buffer_prepare,
 	.buf_queue       = vbi_buffer_queue,

drivers/media/usb/au0828/au0828.h

@@ -358,7 +358,7 @@ void au0828_dvb_suspend(struct au0828_dev *dev);
 void au0828_dvb_resume(struct au0828_dev *dev);
 
 /* au0828-vbi.c */
-extern struct vb2_ops au0828_vbi_qops;
+extern const struct vb2_ops au0828_vbi_qops;
 
 #define dprintk(level, fmt, arg...)\
 	do { if (au0828_debug & level)\

drivers/media/usb/em28xx/em28xx-v4l.h

@@ -16,4 +16,4 @@
 
 int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count);
 void em28xx_stop_vbi_streaming(struct vb2_queue *vq);
-extern struct vb2_ops em28xx_vbi_qops;
+extern const struct vb2_ops em28xx_vbi_qops;

drivers/media/usb/em28xx/em28xx-vbi.c

@@ -93,7 +93,7 @@ vbi_buffer_queue(struct vb2_buffer *vb)
 	spin_unlock_irqrestore(&dev->slock, flags);
 }
 
-struct vb2_ops em28xx_vbi_qops = {
+const struct vb2_ops em28xx_vbi_qops = {
 	.queue_setup    = vbi_queue_setup,
 	.buf_prepare    = vbi_buffer_prepare,
 	.buf_queue      = vbi_buffer_queue,