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authorShriya <shriyak@linux.vnet.ibm.com>2017-10-13 10:06:41 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2017-11-07 19:08:26 +1100
commitcd77b5ce208c153260ed7882d8910f2395bfaabd (patch)
treea443b9b33f2dab3c6bf7916fc1c14e01ed1444c5 /arch/powerpc/platforms
parente3646330cf6667d5cced780ade80f67850c81872 (diff)
powerpc/powernv/cpufreq: Fix the frequency read by /proc/cpuinfo
The call to /proc/cpuinfo in turn calls cpufreq_quick_get() which returns the last frequency requested by the kernel, but may not reflect the actual frequency the processor is running at. This patch makes a call to cpufreq_get() instead which returns the current frequency reported by the hardware. Fixes: fb5153d05a7d ("powerpc: powernv: Implement ppc_md.get_proc_freq()") Signed-off-by: Shriya <shriyak@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/powernv/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c
index d23f148a11f0..62f4a5ad8594 100644
--- a/arch/powerpc/platforms/powernv/setup.c
+++ b/arch/powerpc/platforms/powernv/setup.c
@@ -335,7 +335,7 @@ static unsigned long pnv_get_proc_freq(unsigned int cpu)
{
unsigned long ret_freq;
- ret_freq = cpufreq_quick_get(cpu) * 1000ul;
+ ret_freq = cpufreq_get(cpu) * 1000ul;
/*
* If the backend cpufreq driver does not exist,