+
+
+int
+rte_power_acpi_turbo_status(unsigned int lcore_id)
+{
+ struct rte_power_info *pi;
+
+ if (lcore_id >= RTE_MAX_LCORE) {
+ RTE_LOG(ERR, POWER, "Invalid lcore ID\n");
+ return -1;
+ }
+
+ pi = &lcore_power_info[lcore_id];
+
+ return pi->turbo_enable;
+}
+
+
+int
+rte_power_acpi_enable_turbo(unsigned int lcore_id)
+{
+ struct rte_power_info *pi;
+
+ if (lcore_id >= RTE_MAX_LCORE) {
+ RTE_LOG(ERR, POWER, "Invalid lcore ID\n");
+ return -1;
+ }
+
+ pi = &lcore_power_info[lcore_id];
+
+ if (pi->turbo_available)
+ pi->turbo_enable = 1;
+ else {
+ pi->turbo_enable = 0;
+ RTE_LOG(ERR, POWER,
+ "Failed to enable turbo on lcore %u\n",
+ lcore_id);
+ return -1;
+ }
+
+ /* Max may have changed, so call to max function */
+ if (rte_power_acpi_cpufreq_freq_max(lcore_id) < 0) {
+ RTE_LOG(ERR, POWER,
+ "Failed to set frequency of lcore %u to max\n",
+ lcore_id);
+ return -1;
+ }
+
+ return 0;
+}
+
+int
+rte_power_acpi_disable_turbo(unsigned int lcore_id)
+{
+ struct rte_power_info *pi;
+
+ if (lcore_id >= RTE_MAX_LCORE) {
+ RTE_LOG(ERR, POWER, "Invalid lcore ID\n");
+ return -1;
+ }
+
+ pi = &lcore_power_info[lcore_id];
+
+ pi->turbo_enable = 0;
+
+ if ((pi->turbo_available) && (pi->curr_idx <= 1)) {
+ /* Try to set freq to max by default coming out of turbo */
+ if (rte_power_acpi_cpufreq_freq_max(lcore_id) < 0) {
+ RTE_LOG(ERR, POWER,
+ "Failed to set frequency of lcore %u to max\n",
+ lcore_id);
+ return -1;
+ }
+ }
+
+ return 0;
+}