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staging: Pushdown bkl to easycap ioctl handlers

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These were amongst the last users of struct file_operations:ioctl

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Frederic Weisbecker 2010-08-09 03:28:40 +02:00
parent d9a145fb6e
commit 5ef06839f5
3 changed files with 51 additions and 47 deletions
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8
drivers/staging/easycap/easycap.h
View file

@ -463,15 +463,12 @@ struct data_buffer audio_buffer[];
void easycap_complete(struct urb *); void easycap_complete(struct urb *);
int easycap_open(struct inode *, struct file *); int easycap_open(struct inode *, struct file *);
int easycap_release(struct inode *, struct file *); int easycap_release(struct inode *, struct file *);
int easycap_ioctl(struct inode *, struct file *, \ long easycap_ioctl(struct file *, unsigned int, unsigned long);
unsigned int, unsigned long);
/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/ /*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/
#if defined(EASYCAP_IS_VIDEODEV_CLIENT) #if defined(EASYCAP_IS_VIDEODEV_CLIENT)
int easycap_open_noinode(struct file *); int easycap_open_noinode(struct file *);
int easycap_release_noinode(struct file *); int easycap_release_noinode(struct file *);
long easycap_ioctl_noinode(struct file *, \
unsigned int, unsigned long);
int videodev_release(struct video_device *); int videodev_release(struct video_device *);
#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/ #endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/ /*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
@ -515,8 +512,7 @@ void easysnd_complete(struct urb *);
ssize_t easysnd_read(struct file *, char __user *, size_t, loff_t *); ssize_t easysnd_read(struct file *, char __user *, size_t, loff_t *);
int easysnd_open(struct inode *, struct file *); int easysnd_open(struct inode *, struct file *);
int easysnd_release(struct inode *, struct file *); int easysnd_release(struct inode *, struct file *);
int easysnd_ioctl(struct inode *, struct file *, \ long easysnd_ioctl(struct file *, unsigned int, unsigned long);
unsigned int, unsigned long);
unsigned int easysnd_poll(struct file *, poll_table *); unsigned int easysnd_poll(struct file *, poll_table *);
void easysnd_delete(struct kref *); void easysnd_delete(struct kref *);
int submit_audio_urbs(struct easycap *); int submit_audio_urbs(struct easycap *);

52
drivers/staging/easycap/easycap_ioctl.c
View file

@ -25,6 +25,7 @@
*/ */
/*****************************************************************************/ /*****************************************************************************/
#include <linux/smp_lock.h>
#include "easycap.h" #include "easycap.h"
#include "easycap_debug.h" #include "easycap_debug.h"
#include "easycap_standard.h" #include "easycap_standard.h"
@ -773,19 +774,10 @@ while (0xFFFFFFFF != easycap_control[i1].id) {
SAY("WARNING: failed to adjust mute: control not found\n"); SAY("WARNING: failed to adjust mute: control not found\n");
return -ENOENT; return -ENOENT;
} }
/****************************************************************************/
/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/
#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
long
easycap_ioctl_noinode(struct file *file, unsigned int cmd, unsigned long arg)\
{
return easycap_ioctl((struct inode *)NULL, file, cmd, arg);
}
#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
/*--------------------------------------------------------------------------*/ /*--------------------------------------------------------------------------*/
int easycap_ioctl(struct inode *inode, struct file *file, \ static int easycap_ioctl_bkl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg) unsigned int cmd, unsigned long arg)
{ {
static struct easycap *peasycap; static struct easycap *peasycap;
static struct usb_device *p; static struct usb_device *p;
@ -1956,19 +1948,22 @@ default: {
} }
return 0; return 0;
} }
/****************************************************************************/
/*vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv*/ long easycap_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
#if defined(EASYCAP_IS_VIDEODEV_CLIENT)
long
easysnd_ioctl_noinode(struct file *file, unsigned int cmd, unsigned long arg)
{ {
return easysnd_ioctl((struct inode *)NULL, file, cmd, arg); struct inode *inode = file->f_dentry->d_inode;
long ret;
lock_kernel();
ret = easycap_ioctl_bkl(inode, file, cmd, arg);
unlock_kernel();
return ret;
} }
#endif /*EASYCAP_IS_VIDEODEV_CLIENT*/
/*^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^*/
/*--------------------------------------------------------------------------*/ /*--------------------------------------------------------------------------*/
int easysnd_ioctl(struct inode *inode, struct file *file, \ static int easysnd_ioctl_bkl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg) unsigned int cmd, unsigned long arg)
{ {
struct easycap *peasycap; struct easycap *peasycap;
struct usb_device *p; struct usb_device *p;
@ -2158,6 +2153,19 @@ default: {
} }
return 0; return 0;
} }
long easysnd_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct inode *inode = file->f_dentry->d_inode;
long ret;
lock_kernel();
ret = easysnd_ioctl_bkl(inode, file, cmd, arg);
unlock_kernel();
return ret;
}
/*****************************************************************************/ /*****************************************************************************/
int explain_ioctl(__u32 wot) int explain_ioctl(__u32 wot)
{ {

38
drivers/staging/easycap/easycap_main.c
View file

@ -60,13 +60,13 @@ struct usb_driver easycap_usb_driver = {
*/ */
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
const struct file_operations easycap_fops = { const struct file_operations easycap_fops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = easycap_open, .open = easycap_open,
.release = easycap_release, .release = easycap_release,
.ioctl = easycap_ioctl, .unlocked_ioctl = easycap_ioctl,
.poll = easycap_poll, .poll = easycap_poll,
.mmap = easycap_mmap, .mmap = easycap_mmap,
.llseek = no_llseek, .llseek = no_llseek,
}; };
struct vm_operations_struct easycap_vm_ops = { struct vm_operations_struct easycap_vm_ops = {
.open = easycap_vma_open, .open = easycap_vma_open,
@ -83,12 +83,12 @@ struct usb_class_driver easycap_class = {
#if defined(EASYCAP_IS_VIDEODEV_CLIENT) #if defined(EASYCAP_IS_VIDEODEV_CLIENT)
#if defined(EASYCAP_NEEDS_V4L2_FOPS) #if defined(EASYCAP_NEEDS_V4L2_FOPS)
const struct v4l2_file_operations v4l2_fops = { const struct v4l2_file_operations v4l2_fops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = easycap_open_noinode, .open = easycap_open_noinode,
.release = easycap_release_noinode, .release = easycap_release_noinode,
.ioctl = easycap_ioctl_noinode, .unlocked_ioctl = easycap_ioctl,
.poll = easycap_poll, .poll = easycap_poll,
.mmap = easycap_mmap, .mmap = easycap_mmap,
}; };
#endif /*EASYCAP_NEEDS_V4L2_FOPS*/ #endif /*EASYCAP_NEEDS_V4L2_FOPS*/
int video_device_many /*=0*/; int video_device_many /*=0*/;
@ -102,12 +102,12 @@ struct video_device *pvideo_array[VIDEO_DEVICE_MANY], *pvideo_device;
*/ */
/*--------------------------------------------------------------------------*/ /*--------------------------------------------------------------------------*/
const struct file_operations easysnd_fops = { const struct file_operations easysnd_fops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = easysnd_open, .open = easysnd_open,
.release = easysnd_release, .release = easysnd_release,
.ioctl = easysnd_ioctl, .unlocked_ioctl = easysnd_ioctl,
.read = easysnd_read, .read = easysnd_read,
.llseek = no_llseek, .llseek = no_llseek,
}; };
struct usb_class_driver easysnd_class = { struct usb_class_driver easysnd_class = {
.name = "usb/easysnd%d", .name = "usb/easysnd%d",