X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Fpower%2Frte_power.c;h=3cba56bac9c276f0354c03b5b8174112905cdb9e;hb=ef1cc88f1837;hp=98eaba9154552327f3d8902ccc591d26d8c74db0;hpb=e8c90926bddec034bfdb753044c001aa90e4d1f8;p=dpdk.git

diff --git a/lib/power/rte_power.c b/lib/power/rte_power.c
index 98eaba9154..3cba56bac9 100644
--- a/lib/power/rte_power.c
+++ b/lib/power/rte_power.c
@@ -7,6 +7,7 @@
 
 #include "rte_power.h"
 #include "power_acpi_cpufreq.h"
+#include "power_cppc_cpufreq.h"
 #include "power_kvm_vm.h"
 #include "power_pstate_cpufreq.h"
 #include "power_common.h"
@@ -54,6 +55,8 @@ rte_power_check_env_supported(enum power_management_env env)
 		return power_pstate_cpufreq_check_supported();
 	case PM_ENV_KVM_VM:
 		return power_kvm_vm_check_supported();
+	case PM_ENV_CPPC_CPUFREQ:
+		return power_cppc_cpufreq_check_supported();
 	default:
 		rte_errno = EINVAL;
 		return -1;
@@ -110,6 +113,18 @@ rte_power_set_env(enum power_management_env env)
 		rte_power_freq_disable_turbo = power_pstate_disable_turbo;
 		rte_power_get_capabilities = power_pstate_get_capabilities;
 
+	} else if (env == PM_ENV_CPPC_CPUFREQ) {
+		rte_power_freqs = power_cppc_cpufreq_freqs;
+		rte_power_get_freq = power_cppc_cpufreq_get_freq;
+		rte_power_set_freq = power_cppc_cpufreq_set_freq;
+		rte_power_freq_up = power_cppc_cpufreq_freq_up;
+		rte_power_freq_down = power_cppc_cpufreq_freq_down;
+		rte_power_freq_min = power_cppc_cpufreq_freq_min;
+		rte_power_freq_max = power_cppc_cpufreq_freq_max;
+		rte_power_turbo_status = power_cppc_turbo_status;
+		rte_power_freq_enable_turbo = power_cppc_enable_turbo;
+		rte_power_freq_disable_turbo = power_cppc_disable_turbo;
+		rte_power_get_capabilities = power_cppc_get_capabilities;
 	} else {
 		RTE_LOG(ERR, POWER, "Invalid Power Management Environment(%d) set\n",
 				env);
@@ -153,6 +168,8 @@ rte_power_init(unsigned int lcore_id)
 		return power_kvm_vm_init(lcore_id);
 	case PM_ENV_PSTATE_CPUFREQ:
 		return power_pstate_cpufreq_init(lcore_id);
+	case PM_ENV_CPPC_CPUFREQ:
+		return power_cppc_cpufreq_init(lcore_id);
 	default:
 		RTE_LOG(INFO, POWER, "Env isn't set yet!\n");
 	}
@@ -172,6 +189,13 @@ rte_power_init(unsigned int lcore_id)
 		goto out;
 	}
 
+	RTE_LOG(INFO, POWER, "Attempting to initialise CPPC power management...\n");
+	ret = power_cppc_cpufreq_init(lcore_id);
+	if (ret == 0) {
+		rte_power_set_env(PM_ENV_CPPC_CPUFREQ);
+		goto out;
+	}
+
 	RTE_LOG(INFO, POWER, "Attempting to initialise VM power management...\n");
 	ret = power_kvm_vm_init(lcore_id);
 	if (ret == 0) {
@@ -194,6 +218,8 @@ rte_power_exit(unsigned int lcore_id)
 		return power_kvm_vm_exit(lcore_id);
 	case PM_ENV_PSTATE_CPUFREQ:
 		return power_pstate_cpufreq_exit(lcore_id);
+	case PM_ENV_CPPC_CPUFREQ:
+		return power_cppc_cpufreq_exit(lcore_id);
 	default:
 		RTE_LOG(ERR, POWER, "Environment has not been set, unable to exit gracefully\n");