RELAY_FILE_MMAP(9) relay interface support RELAY_FILE_MMAP(9)NAME
relay_file_mmap - mmap file op for relay files
SYNOPSIS
int relay_file_mmap(struct file * filp, struct vm_area_struct * vma);
ARGUMENTS
filp
the file
vma
the vma describing what to map
DESCRIPTION
Calls upon relay_mmap_buf to map the file into user space.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 RELAY_FILE_MMAP(9)
Check Out this Related Man Page
STRUCT UIO_INFO(9) Device drivers infrastructure STRUCT UIO_INFO(9)NAME
struct_uio_info - UIO device capabilities
SYNOPSIS
struct uio_info {
struct uio_device * uio_dev;
const char * name;
const char * version;
struct uio_mem mem[MAX_UIO_MAPS];
struct uio_port port[MAX_UIO_PORT_REGIONS];
long irq;
unsigned long irq_flags;
void * priv;
irqreturn_t (* handler) (int irq, struct uio_info *dev_info);
int (* mmap) (struct uio_info *info, struct vm_area_struct *vma);
int (* open) (struct uio_info *info, struct inode *inode);
int (* release) (struct uio_info *info, struct inode *inode);
int (* irqcontrol) (struct uio_info *info, s32 irq_on);
};
MEMBERS
uio_dev
the UIO device this info belongs to
name
device name
version
device driver version
mem[MAX_UIO_MAPS]
list of mappable memory regions, size==0 for end of list
port[MAX_UIO_PORT_REGIONS]
list of port regions, size==0 for end of list
irq
interrupt number or UIO_IRQ_CUSTOM
irq_flags
flags for request_irq
priv
optional private data
handler
the device's irq handler
mmap
mmap operation for this uio device
open
open operation for this uio device
release
release operation for this uio device
irqcontrol
disable/enable irqs when 0/1 is written to /dev/uioX
COPYRIGHT Kernel Hackers Manual 2.6. July 2010 STRUCT UIO_INFO(9)
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