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IPS driver: Fix limit clamping when reducing CPU power 

Values here are in internal units rather than Watts, so we shouldn't
perform any conversion.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Matthew Garrett 2010-10-05 14:54:06 -04:00
parent 96f3823f53
commit d24a9da573
1 changed files with 1 additions and 1 deletions
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2
drivers/platform/x86/intel_ips.c
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@ -415,7 +415,7 @@ static void ips_cpu_lower(struct ips_driver *ips)
new_limit = cur_limit - 8; /* 1W decrease */
/* Clamp to SKU TDP limit */
if (((new_limit * 10) / 8) < (ips->orig_turbo_limit & TURBO_TDP_MASK))
if (new_limit < (ips->orig_turbo_limit & TURBO_TDP_MASK))
new_limit = ips->orig_turbo_limit & TURBO_TDP_MASK;
thm_writew(THM_MPCPC, (new_limit * 10) / 8);