MIPS: Don't register r4k sched clock when CPUFREQ enabled
Don't register r4k sched clock when CPUFREQ enabled because sched clock need a constant frequency. Signed-off-by: Huacai Chen <chenhc@lemote.com> Cc: John Crispin <john@phrozen.org> Cc: Steven J . Hill <Steven.Hill@caviumnetworks.com> Cc: Fuxin Zhang <zhangfx@lemote.com> Cc: Zhangjin Wu <wuzhangjin@gmail.com> Cc: linux-mips@linux-mips.org Cc: stable@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/13820/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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@ -23,7 +23,7 @@ static struct clocksource clocksource_mips = {
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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};
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};
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static u64 notrace r4k_read_sched_clock(void)
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static u64 __maybe_unused notrace r4k_read_sched_clock(void)
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{
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{
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return read_c0_count();
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return read_c0_count();
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}
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}
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@ -82,7 +82,9 @@ int __init init_r4k_clocksource(void)
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clocksource_register_hz(&clocksource_mips, mips_hpt_frequency);
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clocksource_register_hz(&clocksource_mips, mips_hpt_frequency);
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#ifndef CONFIG_CPU_FREQ
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sched_clock_register(r4k_read_sched_clock, 32, mips_hpt_frequency);
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sched_clock_register(r4k_read_sched_clock, 32, mips_hpt_frequency);
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#endif
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return 0;
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return 0;
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}
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}
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