diff options
| -rw-r--r-- | src/soc/intel/alderlake/fsp_params.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/soc/intel/alderlake/fsp_params.c b/src/soc/intel/alderlake/fsp_params.c index 4117c2215a..42475c4561 100644 --- a/src/soc/intel/alderlake/fsp_params.c +++ b/src/soc/intel/alderlake/fsp_params.c @@ -937,6 +937,7 @@ static void fill_fsps_cpu_pcie_params(FSP_S_CONFIG *s_cfg, static void fill_fsps_misc_power_params(FSP_S_CONFIG *s_cfg, const struct soc_intel_alderlake_config *config) { + u32 cpu_id = cpu_get_cpuid(); /* Skip setting D0I3 bit for all HECI devices */ s_cfg->DisableD0I3SettingForHeci = 1; /* @@ -1005,7 +1006,11 @@ static void fill_fsps_misc_power_params(FSP_S_CONFIG *s_cfg, s_cfg->VrPowerDeliveryDesign = config->vr_power_delivery_design; - s_cfg->PkgCStateDemotion = !config->disable_package_c_state_demotion; + /* FIXME: Disable package C state demotion on Raptorlake as a W/A for S0ix issues */ + if ((cpu_id == CPUID_RAPTORLAKE_P_J0) || (cpu_id == CPUID_RAPTORLAKE_P_Q0)) + s_cfg->PkgCStateDemotion = 0; + else + s_cfg->PkgCStateDemotion = !config->disable_package_c_state_demotion; } static void fill_fsps_irq_params(FSP_S_CONFIG *s_cfg, |