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- wheezy 3.2.78-1
| COPY_TO_USER_FROMIO(9) | Sound Devices | COPY_TO_USER_FROMIO(9) |
NAME¶
copy_to_user_fromio - copy data from mmio-space to user-spaceSYNOPSIS¶
int
copy_to_user_fromio(void __user * dst,
const volatile void __iomem * src,
size_t count);
ARGUMENTS¶
dstthe 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.COPYRIGHT¶
| March 2016 | Kernel Hackers Manual 3.2. |