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hw/clock: Let clock_set() return boolean value

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Let clock_set() return a boolean value whether the clock
has been updated or not.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200806123858.30058-3-f4bug@amsat.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-08-28 10:02:44 +01:00 • committed by Peter Maydell
parent bb80ae077e
commit 15aa2876d9
2 changed files with 13 additions and 6 deletions
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12
include/hw/clock.h
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@ -127,17 +127,19 @@ void clock_set_source(Clock *clk, Clock *src);
* @value: the clock's value, 0 means unclocked
*
* Set the local cached period value of @clk to @value.
*
* @return: true if the clock is changed.
*/
void clock_set(Clock *clk, uint64_t value);
bool clock_set(Clock *clk, uint64_t value);
static inline void clock_set_hz(Clock *clk, unsigned hz)
static inline bool clock_set_hz(Clock *clk, unsigned hz)
{
clock_set(clk, CLOCK_PERIOD_FROM_HZ(hz));
return clock_set(clk, CLOCK_PERIOD_FROM_HZ(hz));
}
static inline void clock_set_ns(Clock *clk, unsigned ns)
static inline bool clock_set_ns(Clock *clk, unsigned ns)
{
clock_set(clk, CLOCK_PERIOD_FROM_NS(ns));
return clock_set(clk, CLOCK_PERIOD_FROM_NS(ns));
}
/**