#include <rte_log.h>
#include <rte_memory.h>
#include <rte_malloc.h>
-#include <rte_atomic.h>
#include <rte_cycles.h>
#include <rte_ethdev.h>
+#ifdef RTE_NET_I40E
#include <rte_pmd_i40e.h>
+#endif
+#include <rte_power.h>
#include <libvirt/libvirt.h>
#include "channel_monitor.h"
-#include "channel_commands.h"
#include "channel_manager.h"
#include "power_manager.h"
#include "oob_monitor.h"
}
static int
-set_policy_mac(struct channel_packet *pkt, int idx, char *mac)
+set_policy_mac(struct rte_power_channel_packet *pkt, int idx, char *mac)
{
union PFID pfid;
int ret;
printf("Received MAC Address: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 ":"
"%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n",
- pfid.addr.addr_bytes[0], pfid.addr.addr_bytes[1],
- pfid.addr.addr_bytes[2], pfid.addr.addr_bytes[3],
- pfid.addr.addr_bytes[4], pfid.addr.addr_bytes[5]);
+ RTE_ETHER_ADDR_BYTES(&pfid.addr));
pkt->vfid[idx] = pfid.pfid;
return 0;
}
static int
-parse_json_to_pkt(json_t *element, struct channel_packet *pkt,
+parse_json_to_pkt(json_t *element, struct rte_power_channel_packet *pkt,
const char *vm_name)
{
const char *key;
int ret;
int resource_id;
- memset(pkt, 0, sizeof(struct channel_packet));
+ memset(pkt, 0, sizeof(*pkt));
pkt->nb_mac_to_monitor = 0;
pkt->t_boost_status.tbEnabled = false;
- pkt->workload = LOW;
- pkt->policy_to_use = TIME;
- pkt->command = PKT_POLICY;
- pkt->core_type = CORE_TYPE_PHYSICAL;
+ pkt->workload = RTE_POWER_WL_LOW;
+ pkt->policy_to_use = RTE_POWER_POLICY_TIME;
+ pkt->command = RTE_POWER_PKT_POLICY;
+ pkt->core_type = RTE_POWER_CORE_TYPE_PHYSICAL;
if (vm_name == NULL) {
RTE_LOG(ERR, CHANNEL_MONITOR,
char command[32];
strlcpy(command, json_string_value(value), 32);
if (!strcmp(command, "power")) {
- pkt->command = CPU_POWER;
+ pkt->command = RTE_POWER_CPU_POWER;
} else if (!strcmp(command, "create")) {
- pkt->command = PKT_POLICY;
+ pkt->command = RTE_POWER_PKT_POLICY;
} else if (!strcmp(command, "destroy")) {
- pkt->command = PKT_POLICY_REMOVE;
+ pkt->command = RTE_POWER_PKT_POLICY_REMOVE;
} else {
RTE_LOG(ERR, CHANNEL_MONITOR,
"Invalid command received in JSON\n");
char command[32];
strlcpy(command, json_string_value(value), 32);
if (!strcmp(command, "TIME")) {
- pkt->policy_to_use = TIME;
+ pkt->policy_to_use =
+ RTE_POWER_POLICY_TIME;
} else if (!strcmp(command, "TRAFFIC")) {
- pkt->policy_to_use = TRAFFIC;
+ pkt->policy_to_use =
+ RTE_POWER_POLICY_TRAFFIC;
} else if (!strcmp(command, "WORKLOAD")) {
- pkt->policy_to_use = WORKLOAD;
+ pkt->policy_to_use =
+ RTE_POWER_POLICY_WORKLOAD;
} else if (!strcmp(command, "BRANCH_RATIO")) {
- pkt->policy_to_use = BRANCH_RATIO;
+ pkt->policy_to_use =
+ RTE_POWER_POLICY_BRANCH_RATIO;
} else {
RTE_LOG(ERR, CHANNEL_MONITOR,
"Wrong policy_type received in JSON\n");
char command[32];
strlcpy(command, json_string_value(value), 32);
if (!strcmp(command, "HIGH")) {
- pkt->workload = HIGH;
+ pkt->workload = RTE_POWER_WL_HIGH;
} else if (!strcmp(command, "MEDIUM")) {
- pkt->workload = MEDIUM;
+ pkt->workload = RTE_POWER_WL_MEDIUM;
} else if (!strcmp(command, "LOW")) {
- pkt->workload = LOW;
+ pkt->workload = RTE_POWER_WL_LOW;
} else {
RTE_LOG(ERR, CHANNEL_MONITOR,
"Wrong workload received in JSON\n");
char unit[32];
strlcpy(unit, json_string_value(value), 32);
if (!strcmp(unit, "SCALE_UP")) {
- pkt->unit = CPU_POWER_SCALE_UP;
+ pkt->unit = RTE_POWER_SCALE_UP;
} else if (!strcmp(unit, "SCALE_DOWN")) {
- pkt->unit = CPU_POWER_SCALE_DOWN;
+ pkt->unit = RTE_POWER_SCALE_DOWN;
} else if (!strcmp(unit, "SCALE_MAX")) {
- pkt->unit = CPU_POWER_SCALE_MAX;
+ pkt->unit = RTE_POWER_SCALE_MAX;
} else if (!strcmp(unit, "SCALE_MIN")) {
- pkt->unit = CPU_POWER_SCALE_MIN;
+ pkt->unit = RTE_POWER_SCALE_MIN;
} else if (!strcmp(unit, "ENABLE_TURBO")) {
- pkt->unit = CPU_POWER_ENABLE_TURBO;
+ pkt->unit = RTE_POWER_ENABLE_TURBO;
} else if (!strcmp(unit, "DISABLE_TURBO")) {
- pkt->unit = CPU_POWER_DISABLE_TURBO;
+ pkt->unit = RTE_POWER_DISABLE_TURBO;
} else {
RTE_LOG(ERR, CHANNEL_MONITOR,
"Invalid command received in JSON\n");
vm_name);
return -1;
}
- strlcpy(pkt->vm_name, vm_name, VM_MAX_NAME_SZ);
+ strlcpy(pkt->vm_name, vm_name, RTE_POWER_VM_MAX_NAME_SZ);
pkt->resource_id = resource_id;
}
return 0;
{
int ret = 0;
- if (pol->pkt.policy_to_use == BRANCH_RATIO) {
+ if (pol->pkt.policy_to_use == RTE_POWER_POLICY_BRANCH_RATIO) {
ci->cd[pcpu].oob_enabled = 1;
ret = add_core_to_monitor(pcpu);
if (ret == 0)
* differenciate between them when adding them to the branch monitor.
* Virtual cores need to be converted to physical cores.
*/
- if (pol->pkt.core_type == CORE_TYPE_VIRTUAL) {
+ if (pol->pkt.core_type == RTE_POWER_CORE_TYPE_VIRTUAL) {
/*
* If the cores in the policy are virtual, we need to map them
* to physical core. We look up the vm info and use that for
for (i = 0; i < pol->pkt.nb_mac_to_monitor; i++) {
RTE_ETH_FOREACH_DEV(x) {
+#ifdef RTE_NET_I40E
ret = rte_pmd_i40e_query_vfid_by_mac(x,
(struct rte_ether_addr *)&(pol->pkt.vfid[i]));
+#else
+ ret = -ENOTSUP;
+#endif
if (ret != -EINVAL) {
pol->port[i] = x;
break;
}
static int
-update_policy(struct channel_packet *pkt)
+update_policy(struct rte_power_channel_packet *pkt)
{
unsigned int updated = 0;
policies[i].pkt = *pkt;
get_pcpu_to_control(&policies[i]);
/* Check Eth dev only for Traffic policy */
- if (policies[i].pkt.policy_to_use == TRAFFIC) {
+ if (policies[i].pkt.policy_to_use ==
+ RTE_POWER_POLICY_TRAFFIC) {
if (get_pfid(&policies[i]) < 0) {
updated = 1;
break;
policies[i].pkt = *pkt;
get_pcpu_to_control(&policies[i]);
/* Check Eth dev only for Traffic policy */
- if (policies[i].pkt.policy_to_use == TRAFFIC) {
+ if (policies[i].pkt.policy_to_use ==
+ RTE_POWER_POLICY_TRAFFIC) {
if (get_pfid(&policies[i]) < 0) {
updated = 1;
break;
}
static int
-remove_policy(struct channel_packet *pkt __rte_unused)
+remove_policy(struct rte_power_channel_packet *pkt __rte_unused)
{
unsigned int i;
vsi_pkt_count_prev_total = 0;
double rdtsc_curr, rdtsc_diff, diff;
int x;
+#ifdef RTE_NET_I40E
struct rte_eth_stats vf_stats;
+#endif
for (x = 0; x < pol->pkt.nb_mac_to_monitor; x++) {
+#ifdef RTE_NET_I40E
/*Read vsi stats*/
if (rte_pmd_i40e_get_vf_stats(x, pol->pfid[x], &vf_stats) == 0)
vsi_pkt_count = vf_stats.ipackets;
else
vsi_pkt_count = -1;
+#else
+ vsi_pkt_count = -1;
+#endif
vsi_pkt_total += vsi_pkt_count;
/* Format the date and time, down to a single second. */
strftime(time_string, sizeof(time_string), "%Y-%m-%d %H:%M:%S", ptm);
- for (x = 0; x < HOURS; x++) {
+ for (x = 0; x < RTE_POWER_HOURS_PER_DAY; x++) {
if (ptm->tm_hour == pol->pkt.timer_policy.busy_hours[x]) {
for (count = 0; count < pol->pkt.num_vcpu; count++) {
int count;
- if (pol->pkt.workload == HIGH) {
+ if (pol->pkt.workload == RTE_POWER_WL_HIGH) {
for (count = 0; count < pol->pkt.num_vcpu; count++) {
if (pol->core_share[count].status != 1)
power_manager_scale_core_max(
pol->core_share[count].pcpu);
}
- } else if (pol->pkt.workload == MEDIUM) {
+ } else if (pol->pkt.workload == RTE_POWER_WL_MEDIUM) {
for (count = 0; count < pol->pkt.num_vcpu; count++) {
if (pol->core_share[count].status != 1)
power_manager_scale_core_med(
pol->core_share[count].pcpu);
}
- } else if (pol->pkt.workload == LOW) {
+ } else if (pol->pkt.workload == RTE_POWER_WL_LOW) {
for (count = 0; count < pol->pkt.num_vcpu; count++) {
if (pol->core_share[count].status != 1)
power_manager_scale_core_min(
apply_policy(struct policy *pol)
{
- struct channel_packet *pkt = &pol->pkt;
+ struct rte_power_channel_packet *pkt = &pol->pkt;
/*Check policy to use*/
- if (pkt->policy_to_use == TRAFFIC)
+ if (pkt->policy_to_use == RTE_POWER_POLICY_TRAFFIC)
apply_traffic_profile(pol);
- else if (pkt->policy_to_use == TIME)
+ else if (pkt->policy_to_use == RTE_POWER_POLICY_TIME)
apply_time_profile(pol);
- else if (pkt->policy_to_use == WORKLOAD)
+ else if (pkt->policy_to_use == RTE_POWER_POLICY_WORKLOAD)
apply_workload_profile(pol);
}
static int
-process_request(struct channel_packet *pkt, struct channel_info *chan_info)
+write_binary_packet(void *buffer,
+ size_t buffer_len,
+ struct channel_info *chan_info)
+{
+ int ret;
+
+ if (buffer_len == 0 || buffer == NULL)
+ return -1;
+
+ if (chan_info->fd < 0) {
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Channel is not connected\n");
+ return -1;
+ }
+
+ while (buffer_len > 0) {
+ ret = write(chan_info->fd, buffer, buffer_len);
+ if (ret == -1) {
+ if (errno == EINTR)
+ continue;
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Write function failed due to %s.\n",
+ strerror(errno));
+ return -1;
+ }
+ buffer = (char *)buffer + ret;
+ buffer_len -= ret;
+ }
+ return 0;
+}
+
+static int
+send_freq(struct rte_power_channel_packet *pkt,
+ struct channel_info *chan_info,
+ bool freq_list)
+{
+ unsigned int vcore_id = pkt->resource_id;
+ struct rte_power_channel_packet_freq_list channel_pkt_freq_list;
+ struct vm_info info;
+
+ if (get_info_vm(pkt->vm_name, &info) != 0)
+ return -1;
+
+ if (!freq_list && vcore_id >= RTE_POWER_MAX_VCPU_PER_VM)
+ return -1;
+
+ if (!info.allow_query)
+ return -1;
+
+ channel_pkt_freq_list.command = RTE_POWER_FREQ_LIST;
+ channel_pkt_freq_list.num_vcpu = info.num_vcpus;
+
+ if (freq_list) {
+ unsigned int i;
+ for (i = 0; i < info.num_vcpus; i++)
+ channel_pkt_freq_list.freq_list[i] =
+ power_manager_get_current_frequency(info.pcpu_map[i]);
+ } else {
+ channel_pkt_freq_list.freq_list[vcore_id] =
+ power_manager_get_current_frequency(info.pcpu_map[vcore_id]);
+ }
+
+ return write_binary_packet(&channel_pkt_freq_list,
+ sizeof(channel_pkt_freq_list),
+ chan_info);
+}
+
+static int
+send_capabilities(struct rte_power_channel_packet *pkt,
+ struct channel_info *chan_info,
+ bool list_requested)
+{
+ unsigned int vcore_id = pkt->resource_id;
+ struct rte_power_channel_packet_caps_list channel_pkt_caps_list;
+ struct vm_info info;
+ struct rte_power_core_capabilities caps;
+ int ret;
+
+ if (get_info_vm(pkt->vm_name, &info) != 0)
+ return -1;
+
+ if (!list_requested && vcore_id >= RTE_POWER_MAX_VCPU_PER_VM)
+ return -1;
+
+ if (!info.allow_query)
+ return -1;
+
+ channel_pkt_caps_list.command = RTE_POWER_CAPS_LIST;
+ channel_pkt_caps_list.num_vcpu = info.num_vcpus;
+
+ if (list_requested) {
+ unsigned int i;
+ for (i = 0; i < info.num_vcpus; i++) {
+ ret = rte_power_get_capabilities(info.pcpu_map[i],
+ &caps);
+ if (ret == 0) {
+ channel_pkt_caps_list.turbo[i] =
+ caps.turbo;
+ channel_pkt_caps_list.priority[i] =
+ caps.priority;
+ } else
+ return -1;
+
+ }
+ } else {
+ ret = rte_power_get_capabilities(info.pcpu_map[vcore_id],
+ &caps);
+ if (ret == 0) {
+ channel_pkt_caps_list.turbo[vcore_id] =
+ caps.turbo;
+ channel_pkt_caps_list.priority[vcore_id] =
+ caps.priority;
+ } else
+ return -1;
+ }
+
+ return write_binary_packet(&channel_pkt_caps_list,
+ sizeof(channel_pkt_caps_list),
+ chan_info);
+}
+
+static int
+send_ack_for_received_cmd(struct rte_power_channel_packet *pkt,
+ struct channel_info *chan_info,
+ uint32_t command)
+{
+ pkt->command = command;
+ return write_binary_packet(pkt,
+ sizeof(*pkt),
+ chan_info);
+}
+
+static int
+process_request(struct rte_power_channel_packet *pkt,
+ struct channel_info *chan_info)
{
int ret;
if (chan_info == NULL)
return -1;
- if (rte_atomic32_cmpset(&(chan_info->status), CHANNEL_MGR_CHANNEL_CONNECTED,
- CHANNEL_MGR_CHANNEL_PROCESSING) == 0)
+ uint32_t channel_connected = CHANNEL_MGR_CHANNEL_CONNECTED;
+ if (__atomic_compare_exchange_n(&(chan_info->status), &channel_connected,
+ CHANNEL_MGR_CHANNEL_PROCESSING, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED) == 0)
return -1;
- if (pkt->command == CPU_POWER) {
+ if (pkt->command == RTE_POWER_CPU_POWER) {
unsigned int core_num;
- if (pkt->core_type == CORE_TYPE_VIRTUAL)
+ if (pkt->core_type == RTE_POWER_CORE_TYPE_VIRTUAL)
core_num = get_pcpu(chan_info, pkt->resource_id);
else
core_num = pkt->resource_id;
RTE_LOG(DEBUG, CHANNEL_MONITOR, "Processing requested cmd for cpu:%d\n",
core_num);
+ int scale_res;
+ bool valid_unit = true;
+
switch (pkt->unit) {
- case(CPU_POWER_SCALE_MIN):
- power_manager_scale_core_min(core_num);
+ case(RTE_POWER_SCALE_MIN):
+ scale_res = power_manager_scale_core_min(core_num);
break;
- case(CPU_POWER_SCALE_MAX):
- power_manager_scale_core_max(core_num);
+ case(RTE_POWER_SCALE_MAX):
+ scale_res = power_manager_scale_core_max(core_num);
break;
- case(CPU_POWER_SCALE_DOWN):
- power_manager_scale_core_down(core_num);
+ case(RTE_POWER_SCALE_DOWN):
+ scale_res = power_manager_scale_core_down(core_num);
break;
- case(CPU_POWER_SCALE_UP):
- power_manager_scale_core_up(core_num);
+ case(RTE_POWER_SCALE_UP):
+ scale_res = power_manager_scale_core_up(core_num);
break;
- case(CPU_POWER_ENABLE_TURBO):
- power_manager_enable_turbo_core(core_num);
+ case(RTE_POWER_ENABLE_TURBO):
+ scale_res = power_manager_enable_turbo_core(core_num);
break;
- case(CPU_POWER_DISABLE_TURBO):
- power_manager_disable_turbo_core(core_num);
+ case(RTE_POWER_DISABLE_TURBO):
+ scale_res = power_manager_disable_turbo_core(core_num);
break;
default:
+ valid_unit = false;
break;
}
+
+ if (valid_unit) {
+ ret = send_ack_for_received_cmd(pkt,
+ chan_info,
+ scale_res >= 0 ?
+ RTE_POWER_CMD_ACK :
+ RTE_POWER_CMD_NACK);
+ if (ret < 0)
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Error during sending ack command.\n");
+ } else
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Unexpected unit type.\n");
+
}
- if (pkt->command == PKT_POLICY) {
+ if (pkt->command == RTE_POWER_PKT_POLICY) {
RTE_LOG(INFO, CHANNEL_MONITOR, "Processing policy request %s\n",
pkt->vm_name);
+ int ret = send_ack_for_received_cmd(pkt,
+ chan_info,
+ RTE_POWER_CMD_ACK);
+ if (ret < 0)
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Error during sending ack command.\n");
update_policy(pkt);
policy_is_set = 1;
}
- if (pkt->command == PKT_POLICY_REMOVE) {
+ if (pkt->command == RTE_POWER_PKT_POLICY_REMOVE) {
ret = remove_policy(pkt);
if (ret == 0)
RTE_LOG(INFO, CHANNEL_MONITOR,
"Policy %s does not exist\n", pkt->vm_name);
}
+ if (pkt->command == RTE_POWER_QUERY_FREQ_LIST ||
+ pkt->command == RTE_POWER_QUERY_FREQ) {
+
+ RTE_LOG(INFO, CHANNEL_MONITOR,
+ "Frequency for %s requested.\n", pkt->vm_name);
+ int ret = send_freq(pkt,
+ chan_info,
+ pkt->command == RTE_POWER_QUERY_FREQ_LIST);
+ if (ret < 0)
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Error during frequency sending.\n");
+ }
+
+ if (pkt->command == RTE_POWER_QUERY_CAPS_LIST ||
+ pkt->command == RTE_POWER_QUERY_CAPS) {
+
+ RTE_LOG(INFO, CHANNEL_MONITOR,
+ "Capabilities for %s requested.\n", pkt->vm_name);
+ int ret = send_capabilities(pkt,
+ chan_info,
+ pkt->command == RTE_POWER_QUERY_CAPS_LIST);
+ if (ret < 0)
+ RTE_LOG(ERR, CHANNEL_MONITOR, "Error during sending capabilities.\n");
+ }
+
/*
* Return is not checked as channel status may have been set to DISABLED
* from management thread
*/
- rte_atomic32_cmpset(&(chan_info->status), CHANNEL_MGR_CHANNEL_PROCESSING,
- CHANNEL_MGR_CHANNEL_CONNECTED);
+ uint32_t channel_processing = CHANNEL_MGR_CHANNEL_PROCESSING;
+ __atomic_compare_exchange_n(&(chan_info->status), &channel_processing,
+ CHANNEL_MGR_CHANNEL_CONNECTED, 0, __ATOMIC_RELAXED, __ATOMIC_RELAXED);
return 0;
}
static void
read_binary_packet(struct channel_info *chan_info)
{
- struct channel_packet pkt;
+ struct rte_power_channel_packet pkt;
void *buffer = &pkt;
int buffer_len = sizeof(pkt);
int n_bytes, err = 0;
static void
read_json_packet(struct channel_info *chan_info)
{
- struct channel_packet pkt;
+ struct rte_power_channel_packet pkt;
int n_bytes, ret;
json_t *root;
json_error_t error;
/*
* Because our data is now in the json
* object, we can overwrite the pkt
- * with a channel_packet struct, using
+ * with a rte_power_channel_packet struct, using
* parse_json_to_pkt()
*/
ret = parse_json_to_pkt(root, &pkt, resource_name);