diff options
Diffstat (limited to 'vidix/dhahelper/dhahelper.c')
| -rw-r--r-- | vidix/dhahelper/dhahelper.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/vidix/dhahelper/dhahelper.c b/vidix/dhahelper/dhahelper.c index 8c1dc27e4f..498f6537e6 100644 --- a/vidix/dhahelper/dhahelper.c +++ b/vidix/dhahelper/dhahelper.c @@ -34,10 +34,10 @@ Usage: mknod -m 666 /dev/dhahelper c 180 0 - + Also you can change the major number, setting the "dhahelper_major" module parameter, the default is 180, specified in dhahelper.h. - + Note: do not use other than minor==0, the module forbids it. TODO: @@ -236,7 +236,7 @@ static int dhahelper_ioctl(struct inode *inode, struct file *file, printk(KERN_ERR "dhahelper: failed copy to userspace\n"); return -EFAULT; } - + break; } case DHAHELPER_MEMORY: @@ -249,7 +249,7 @@ static int dhahelper_ioctl(struct inode *inode, struct file *file, printk(KERN_ERR "dhahelper: failed copy from userspace\n"); return -EFAULT; } - + switch(mem.operation) { case MEMORY_OP_MAP: @@ -271,14 +271,14 @@ static int dhahelper_ioctl(struct inode *inode, struct file *file, mem.operation); return -EINVAL; } - + if (copy_to_user((dhahelper_memory_t *)arg, &mem, sizeof(dhahelper_memory_t))) { if (dhahelper_verbosity > 0) printk(KERN_ERR "dhahelper: failed copy to userspace\n"); return -EFAULT; } - + break; } default: @@ -298,11 +298,11 @@ static int dhahelper_mmap(struct file *file, struct vm_area_struct *vma) printk(KERN_ERR "dhahelper: mapping not requested before mmap\n"); return -EFAULT; } - + if (dhahelper_verbosity > 1) printk(KERN_INFO "dhahelper: mapping %x (size: %x)\n", last_mem_request.start+last_mem_request.offset, last_mem_request.size); - + if (remap_page_range(0, last_mem_request.start + last_mem_request.offset, last_mem_request.size, vma->vm_page_prot)) { @@ -342,7 +342,7 @@ static struct file_operations dhahelper_fops = #if KERNEL_VERSION < KERNEL_VERSION(2,4,0) int init_module(void) -#else +#else static int __init init_dhahelper(void) #endif { @@ -355,7 +355,7 @@ static int __init init_dhahelper(void) dhahelper_major); return -EIO; } - + return 0; } |