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/* Copyright 2018 SiFive, Inc. */
/* SPDX-License-Identifier: Apache-2.0 */
#include <metal/machine/platform.h>
#ifdef METAL_FIXED_FACTOR_CLOCK
#include <metal/drivers/fixed-factor-clock.h>
#include <stddef.h>
#include <metal/machine.h>
long __metal_driver_fixed_factor_clock_get_rate_hz(const struct metal_clock *gclk)
{
struct metal_clock *parent = __metal_driver_fixed_factor_clock_parent(gclk);
long parent_rate = 1;
if(parent) {
parent_rate = parent->vtable->get_rate_hz(parent);
}
return __metal_driver_fixed_factor_clock_mult(gclk) * parent_rate / __metal_driver_fixed_factor_clock_div(gclk);
}
long __metal_driver_fixed_factor_clock_set_rate_hz(struct metal_clock *gclk, long target_hz)
{
return __metal_driver_fixed_factor_clock_get_rate_hz(gclk);
}
__METAL_DEFINE_VTABLE(__metal_driver_vtable_fixed_factor_clock) = {
.clock.get_rate_hz = __metal_driver_fixed_factor_clock_get_rate_hz,
.clock.set_rate_hz = __metal_driver_fixed_factor_clock_set_rate_hz,
};
#endif /* METAL_FIXED_FACTOR_CLOCK */
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