Name

copy_to_user_fromio — copy data from mmio-space to user-space

Synopsis

int copy_to_user_fromio (void __user * dst,
 const volatile void __iomem * src,
 size_t count);
 

Arguments

dst

the destination pointer on user-space

src

the source pointer on mmio

count

the data size to copy in bytes

Description

Copies the data from mmio-space to user-space.

Returns zero if successful, or non-zero on failure.