CLK_ADD_ALIAS(9) Clock Framework CLK_ADD_ALIAS(9)NAME
clk_add_alias - add a new clock alias
SYNOPSIS
int clk_add_alias(const char * alias, const char * alias_dev_name, char * id, struct device * dev);
ARGUMENTS
alias
name for clock alias
alias_dev_name
device name
id
platform specific clock name
dev
device
DESCRIPTION
Allows using generic clock names for drivers by adding a new alias. Assumes clkdev, see clkdev.h for more info.
COPYRIGHT Kernel Hackers Manual 3.10 June 2014 CLK_ADD_ALIAS(9)
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setclock(3C)setclock(3C)NAME
setclock - set value of system-wide clock
SYNOPSIS DESCRIPTION
The function sets the current value of the specified system-wide clock,
supports a of defined in which represents the time-of-day clock for the system. For this clock, the values returned by represent the
amount of time since the Epoch.
The calling process must have appropriate privileges to set the clock.
RETURN VALUE
Upon successful completion, returns a value of zero; otherwise it returns -1 and sets to indicate the error.
ERRORS
fails if any of the following conditions are encountered:
[EINVAL] does not specify a known system-wide clock, or either is outside the range for a given clock type, or it specifies a
nanosecond value less than zero or greater than or equal to 1000 million.
[EIO] An error occurred while accessing the clock device.
[EPERM] The requesting process does not have the required appropriate privileges to set the specified clock.
FILES SEE ALSO clocks(2), getclock(3C), gettimer(3C), thread_safety(5).
STANDARDS CONFORMANCE setclock(3C)
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