Lines Matching refs:epp
127 u64 epp;
132 epp = rdmsrl_on_cpu(cpudata->cpu, MSR_AMD_CPPC_REQ,
134 if (epp)
135 return epp;
137 epp = (cppc_req_cached >> 24) & 0xFF;
139 ret = cppc_get_epp_perf(cpudata->cpu, &epp);
146 return (s16)(epp & 0xff);
151 s16 epp;
154 epp = amd_pstate_get_epp(cpudata, 0);
155 if (epp < 0)
156 return epp;
158 switch (epp) {
178 static int amd_pstate_set_epp(struct amd_cpudata *cpudata, u32 epp)
187 value |= (u64)epp << 24;
192 cpudata->epp_cached = epp;
194 perf_ctrls.energy_perf = epp;
200 cpudata->epp_cached = epp;
209 int epp = -EINVAL;
217 if (epp == -EINVAL)
218 epp = epp_values[pref_index];
220 if (epp > 0 && cpudata->policy == CPUFREQ_POLICY_PERFORMANCE) {
225 ret = amd_pstate_set_epp(cpudata, epp);
1228 s16 epp;
1260 /* Get BIOS pre-defined epp value */
1261 epp = amd_pstate_get_epp(cpudata, value);
1262 if (epp < 0) {
1271 epp = 0;
1276 value |= (u64)epp << 24;
1280 amd_pstate_set_epp(cpudata, epp);
1449 .name = "amd-pstate-epp",