diff options
| -rw-r--r-- | src/soc/intel/skylake/cpu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/cpu.c b/src/soc/intel/skylake/cpu.c index a5c60b81f2..368738057f 100644 --- a/src/soc/intel/skylake/cpu.c +++ b/src/soc/intel/skylake/cpu.c @@ -152,6 +152,10 @@ void set_power_limits(u8 power_limit_1_time) /* Set long term power limit to TDP */ limit.lo = 0; limit.lo |= tdp & PKG_POWER_LIMIT_MASK; + + /* Set PL1 Pkg Power clamp bit */ + limit.lo |= PKG_POWER_LIMIT_CLAMP; + limit.lo |= PKG_POWER_LIMIT_EN; limit.lo |= (power_limit_1_val & PKG_POWER_LIMIT_TIME_MASK) << PKG_POWER_LIMIT_TIME_SHIFT; @@ -159,6 +163,7 @@ void set_power_limits(u8 power_limit_1_time) /* Set short term power limit to 1.25 * TDP */ limit.hi = 0; limit.hi |= ((tdp * 125) / 100) & PKG_POWER_LIMIT_MASK; + limit.hi |= PKG_POWER_LIMIT_CLAMP; limit.hi |= PKG_POWER_LIMIT_EN; /* Power limit 2 time is only programmable on server SKU */ |