diff options
| author | Huacai Chen <chenhc@lemote.com> | 2016-07-22 11:46:31 +0800 |
|---|---|---|
| committer | Sasha Levin <alexander.levin@verizon.com> | 2016-08-19 23:07:58 -0400 |
| commit | 49e3c9aeeaa4053af7aca53e76defe0f0908d4e3 (patch) | |
| tree | 06687feabca11c9c4430d2824b7156095c84bca8 /arch/mips | |
| parent | 0e2cbad6d084a9c7370f25c991fcdc7bf811b197 (diff) | |
MIPS: Don't register r4k sched clock when CPUFREQ enabled
[ Upstream commit 07d69579e7fec27e371296d8ca9d6076fc401b5c ]
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>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/kernel/csrc-r4k.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/mips/kernel/csrc-r4k.c b/arch/mips/kernel/csrc-r4k.c index e5ed7ada1433..3a317e1ede71 100644 --- a/arch/mips/kernel/csrc-r4k.c +++ b/arch/mips/kernel/csrc-r4k.c @@ -23,7 +23,7 @@ static struct clocksource clocksource_mips = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; -static u64 notrace r4k_read_sched_clock(void) +static u64 __maybe_unused notrace r4k_read_sched_clock(void) { return read_c0_count(); } @@ -38,7 +38,9 @@ int __init init_r4k_clocksource(void) clocksource_register_hz(&clocksource_mips, mips_hpt_frequency); +#ifndef CONFIG_CPU_FREQ sched_clock_register(r4k_read_sched_clock, 32, mips_hpt_frequency); +#endif return 0; } |