83 static ssize_t media_read(struct file *filp, char __user *buf,  in media_read()  argument
86 	struct media_devnode *mdev = media_devnode_data(filp);  in media_read()
92 	return mdev->fops->read(filp, buf, sz, off);  in media_read()
95 static ssize_t media_write(struct file *filp, const char __user *buf,  in media_write()  argument
98 	struct media_devnode *mdev = media_devnode_data(filp);  in media_write()
104 	return mdev->fops->write(filp, buf, sz, off);  in media_write()
107 static unsigned int media_poll(struct file *filp,  in media_poll()  argument
110 	struct media_devnode *mdev = media_devnode_data(filp);  in media_poll()
116 	return mdev->fops->poll(filp, poll);  in media_poll()
120 __media_ioctl(struct file *filp, unsigned int cmd, unsigned long arg,  in __media_ioctl()  argument
121 	      long (*ioctl_func)(struct file *filp, unsigned int cmd,  in __media_ioctl()  argument
124 	struct media_devnode *mdev = media_devnode_data(filp);  in __media_ioctl()
132 	return ioctl_func(filp, cmd, arg);  in __media_ioctl()
135 static long media_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in media_ioctl()  argument
137 	struct media_devnode *mdev = media_devnode_data(filp);  in media_ioctl()
139 	return __media_ioctl(filp, cmd, arg, mdev->fops->ioctl);  in media_ioctl()
144 static long media_compat_ioctl(struct file *filp, unsigned int cmd,  in media_compat_ioctl()  argument
147 	struct media_devnode *mdev = media_devnode_data(filp);  in media_compat_ioctl()
149 	return __media_ioctl(filp, cmd, arg, mdev->fops->compat_ioctl);  in media_compat_ioctl()
155 static int media_open(struct inode *inode, struct file *filp)  in media_open()  argument
178 	filp->private_data = mdev;  in media_open()
181 		ret = mdev->fops->open(filp);  in media_open()
192 static int media_release(struct inode *inode, struct file *filp)  in media_release()  argument
194 	struct media_devnode *mdev = media_devnode_data(filp);  in media_release()
197 		mdev->fops->release(filp);  in media_release()
202 	filp->private_data = NULL;  in media_release()