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COPY_FROM_USER_TOIO(9) | Sound Devices | COPY_FROM_USER_TOIO(9) |
NAME¶
copy_from_user_toio - copy data from user-space to mmio-spaceSYNOPSIS¶
int
copy_from_user_toio(volatile void __iomem * dst,
const void __user * src,
size_t count);
ARGUMENTS¶
dstthe destination pointer on mmio-space
src
the source pointer on user-space
count
the data size to copy in bytes
DESCRIPTION¶
Copies the data from user-space to mmio-space. Returns zero if successful, or non-zero on failure.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |