-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
*/
#include <rte_ethdev.h>
#include <rte_power.h>
-#include <guest_channel.h>
#include "vm_power_cli_guest.h"
#define CHANNEL_PATH "/dev/virtio-ports/virtio.serial.port.poweragent"
-#define RTE_LOGTYPE_GUEST_CHANNEL RTE_LOGTYPE_USER1
+#define RTE_LOGTYPE_GUEST_CLI RTE_LOGTYPE_USER1
struct cmd_quit_result {
cmdline_fixed_string_t quit;
};
-static void cmd_quit_parsed(__attribute__((unused)) void *parsed_result,
- __attribute__((unused)) struct cmdline *cl,
- __attribute__((unused)) void *data)
+union PFID {
+ struct rte_ether_addr addr;
+ uint64_t pfid;
+};
+
+static struct rte_power_channel_packet policy;
+
+struct rte_power_channel_packet *
+get_policy(void)
+{
+ return &policy;
+}
+
+int
+set_policy_mac(int port, int idx)
+{
+ struct rte_power_channel_packet *policy;
+ union PFID pfid;
+ int ret;
+
+ /* Use port MAC address as the vfid */
+ ret = rte_eth_macaddr_get(port, &pfid.addr);
+ if (ret != 0) {
+ printf("Failed to get device (port %u) MAC address: %s\n",
+ port, rte_strerror(-ret));
+ return ret;
+ }
+
+ printf("Port %u MAC: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 ":"
+ "%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n",
+ port, RTE_ETHER_ADDR_BYTES(&pfid.addr));
+ policy = get_policy();
+ policy->vfid[idx] = pfid.pfid;
+ return 0;
+}
+
+int
+set_policy_defaults(struct rte_power_channel_packet *pkt)
+{
+ int ret;
+
+ ret = set_policy_mac(0, 0);
+ if (ret != 0)
+ pkt->nb_mac_to_monitor = 0;
+ else
+ pkt->nb_mac_to_monitor = 1;
+
+ pkt->t_boost_status.tbEnabled = false;
+
+ pkt->vcpu_to_control[0] = 0;
+ pkt->vcpu_to_control[1] = 1;
+ pkt->num_vcpu = 2;
+ /* Dummy Population. */
+ pkt->traffic_policy.min_packet_thresh = 96000;
+ pkt->traffic_policy.avg_max_packet_thresh = 1800000;
+ pkt->traffic_policy.max_max_packet_thresh = 2000000;
+
+ pkt->timer_policy.busy_hours[0] = 3;
+ pkt->timer_policy.busy_hours[1] = 4;
+ pkt->timer_policy.busy_hours[2] = 5;
+ pkt->timer_policy.quiet_hours[0] = 11;
+ pkt->timer_policy.quiet_hours[1] = 12;
+ pkt->timer_policy.quiet_hours[2] = 13;
+
+ pkt->timer_policy.hours_to_use_traffic_profile[0] = 8;
+ pkt->timer_policy.hours_to_use_traffic_profile[1] = 10;
+
+ pkt->core_type = RTE_POWER_CORE_TYPE_VIRTUAL;
+ pkt->workload = RTE_POWER_WL_LOW;
+ pkt->policy_to_use = RTE_POWER_POLICY_TIME;
+ pkt->command = RTE_POWER_PKT_POLICY;
+ strlcpy(pkt->vm_name, "ubuntu2", sizeof(pkt->vm_name));
+
+ return 0;
+}
+
+static void cmd_quit_parsed(__rte_unused void *parsed_result,
+ __rte_unused struct cmdline *cl,
+ __rte_unused void *data)
{
unsigned lcore_id;
/* *** VM operations *** */
+struct cmd_freq_list_result {
+ cmdline_fixed_string_t query_freq;
+ cmdline_fixed_string_t cpu_num;
+};
+
+static int
+query_data(struct rte_power_channel_packet *pkt, unsigned int lcore_id)
+{
+ int ret;
+ ret = rte_power_guest_channel_send_msg(pkt, lcore_id);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "Error sending message.\n");
+ return -1;
+ }
+ return 0;
+}
+
+static int
+receive_freq_list(struct rte_power_channel_packet_freq_list *pkt_freq_list,
+ unsigned int lcore_id)
+{
+ int ret;
+
+ ret = rte_power_guest_channel_receive_msg(pkt_freq_list,
+ sizeof(*pkt_freq_list),
+ lcore_id);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "Error receiving message.\n");
+ return -1;
+ }
+ if (pkt_freq_list->command != RTE_POWER_FREQ_LIST) {
+ RTE_LOG(ERR, GUEST_CLI, "Unexpected message received.\n");
+ return -1;
+ }
+ return 0;
+}
+
+static void
+cmd_query_freq_list_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl,
+ __rte_unused void *data)
+{
+ struct cmd_freq_list_result *res = parsed_result;
+ unsigned int lcore_id;
+ struct rte_power_channel_packet_freq_list pkt_freq_list;
+ struct rte_power_channel_packet pkt;
+ bool query_list = false;
+ int ret;
+ char *ep;
+
+ memset(&pkt, 0, sizeof(pkt));
+ memset(&pkt_freq_list, 0, sizeof(pkt_freq_list));
+
+ if (!strcmp(res->cpu_num, "all")) {
+
+ /* Get first enabled lcore. */
+ lcore_id = rte_get_next_lcore(-1,
+ 0,
+ 0);
+ if (lcore_id == RTE_MAX_LCORE) {
+ cmdline_printf(cl, "Enabled core not found.\n");
+ return;
+ }
+
+ pkt.command = RTE_POWER_QUERY_FREQ_LIST;
+ strlcpy(pkt.vm_name, policy.vm_name, sizeof(pkt.vm_name));
+ query_list = true;
+ } else {
+ errno = 0;
+ lcore_id = (unsigned int)strtol(res->cpu_num, &ep, 10);
+ if (errno != 0 || lcore_id >= RTE_POWER_MAX_VCPU_PER_VM ||
+ ep == res->cpu_num) {
+ cmdline_printf(cl, "Invalid parameter provided.\n");
+ return;
+ }
+ pkt.command = RTE_POWER_QUERY_FREQ;
+ strlcpy(pkt.vm_name, policy.vm_name, sizeof(pkt.vm_name));
+ pkt.resource_id = lcore_id;
+ }
+
+ ret = query_data(&pkt, lcore_id);
+ if (ret < 0) {
+ cmdline_printf(cl, "Error during sending frequency list query.\n");
+ return;
+ }
+
+ ret = receive_freq_list(&pkt_freq_list, lcore_id);
+ if (ret < 0) {
+ cmdline_printf(cl, "Error during frequency list reception.\n");
+ return;
+ }
+ if (query_list) {
+ unsigned int i;
+ for (i = 0; i < pkt_freq_list.num_vcpu; ++i)
+ cmdline_printf(cl, "Frequency of [%d] vcore is %d.\n",
+ i,
+ pkt_freq_list.freq_list[i]);
+ } else {
+ cmdline_printf(cl, "Frequency of [%d] vcore is %d.\n",
+ lcore_id,
+ pkt_freq_list.freq_list[lcore_id]);
+ }
+}
+
+cmdline_parse_token_string_t cmd_query_freq_token =
+ TOKEN_STRING_INITIALIZER(struct cmd_freq_list_result, query_freq, "query_cpu_freq");
+cmdline_parse_token_string_t cmd_query_freq_cpu_num_token =
+ TOKEN_STRING_INITIALIZER(struct cmd_freq_list_result, cpu_num, NULL);
+
+cmdline_parse_inst_t cmd_query_freq_list = {
+ .f = cmd_query_freq_list_parsed, /* function to call */
+ .data = NULL, /* 2nd arg of func */
+ .help_str = "query_cpu_freq <core_num>|all, request"
+ " information regarding virtual core frequencies."
+ " The keyword 'all' will query list of all vcores for the VM",
+ .tokens = { /* token list, NULL terminated */
+ (void *)&cmd_query_freq_token,
+ (void *)&cmd_query_freq_cpu_num_token,
+ NULL,
+ },
+};
+
+struct cmd_query_caps_result {
+ cmdline_fixed_string_t query_caps;
+ cmdline_fixed_string_t cpu_num;
+};
+
+static int
+receive_capabilities(struct rte_power_channel_packet_caps_list *pkt_caps_list,
+ unsigned int lcore_id)
+{
+ int ret;
+
+ ret = rte_power_guest_channel_receive_msg(pkt_caps_list,
+ sizeof(*pkt_caps_list),
+ lcore_id);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "Error receiving message.\n");
+ return -1;
+ }
+ if (pkt_caps_list->command != RTE_POWER_CAPS_LIST) {
+ RTE_LOG(ERR, GUEST_CLI, "Unexpected message received.\n");
+ return -1;
+ }
+ return 0;
+}
+
+static void
+cmd_query_caps_list_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl,
+ __rte_unused void *data)
+{
+ struct cmd_query_caps_result *res = parsed_result;
+ unsigned int lcore_id;
+ struct rte_power_channel_packet_caps_list pkt_caps_list;
+ struct rte_power_channel_packet pkt;
+ bool query_list = false;
+ int ret;
+ char *ep;
+
+ memset(&pkt, 0, sizeof(pkt));
+ memset(&pkt_caps_list, 0, sizeof(pkt_caps_list));
+
+ if (!strcmp(res->cpu_num, "all")) {
+
+ /* Get first enabled lcore. */
+ lcore_id = rte_get_next_lcore(-1,
+ 0,
+ 0);
+ if (lcore_id == RTE_MAX_LCORE) {
+ cmdline_printf(cl, "Enabled core not found.\n");
+ return;
+ }
+
+ pkt.command = RTE_POWER_QUERY_CAPS_LIST;
+ strlcpy(pkt.vm_name, policy.vm_name, sizeof(pkt.vm_name));
+ query_list = true;
+ } else {
+ errno = 0;
+ lcore_id = (unsigned int)strtol(res->cpu_num, &ep, 10);
+ if (errno != 0 || lcore_id >= RTE_POWER_MAX_VCPU_PER_VM ||
+ ep == res->cpu_num) {
+ cmdline_printf(cl, "Invalid parameter provided.\n");
+ return;
+ }
+ pkt.command = RTE_POWER_QUERY_CAPS;
+ strlcpy(pkt.vm_name, policy.vm_name, sizeof(pkt.vm_name));
+ pkt.resource_id = lcore_id;
+ }
+
+ ret = query_data(&pkt, lcore_id);
+ if (ret < 0) {
+ cmdline_printf(cl, "Error during sending capabilities query.\n");
+ return;
+ }
+
+ ret = receive_capabilities(&pkt_caps_list, lcore_id);
+ if (ret < 0) {
+ cmdline_printf(cl, "Error during capabilities reception.\n");
+ return;
+ }
+ if (query_list) {
+ unsigned int i;
+ for (i = 0; i < pkt_caps_list.num_vcpu; ++i)
+ cmdline_printf(cl, "Capabilities of [%d] vcore are:"
+ " turbo possibility: %" PRId64 ", "
+ "is priority core: %" PRId64 ".\n",
+ i,
+ pkt_caps_list.turbo[i],
+ pkt_caps_list.priority[i]);
+ } else {
+ cmdline_printf(cl, "Capabilities of [%d] vcore are:"
+ " turbo possibility: %" PRId64 ", "
+ "is priority core: %" PRId64 ".\n",
+ lcore_id,
+ pkt_caps_list.turbo[lcore_id],
+ pkt_caps_list.priority[lcore_id]);
+ }
+}
+
+cmdline_parse_token_string_t cmd_query_caps_token =
+ TOKEN_STRING_INITIALIZER(struct cmd_query_caps_result, query_caps, "query_cpu_caps");
+cmdline_parse_token_string_t cmd_query_caps_cpu_num_token =
+ TOKEN_STRING_INITIALIZER(struct cmd_query_caps_result, cpu_num, NULL);
+
+cmdline_parse_inst_t cmd_query_caps_list = {
+ .f = cmd_query_caps_list_parsed, /* function to call */
+ .data = NULL, /* 2nd arg of func */
+ .help_str = "query_cpu_caps <core_num>|all, request"
+ " information regarding virtual core capabilities."
+ " The keyword 'all' will query list of all vcores for the VM",
+ .tokens = { /* token list, NULL terminated */
+ (void *)&cmd_query_caps_token,
+ (void *)&cmd_query_caps_cpu_num_token,
+ NULL,
+ },
+};
+
+static int
+check_response_cmd(unsigned int lcore_id, int *result)
+{
+ struct rte_power_channel_packet pkt;
+ int ret;
+
+ ret = rte_power_guest_channel_receive_msg(&pkt, sizeof pkt, lcore_id);
+ if (ret < 0)
+ return -1;
+
+ switch (pkt.command) {
+ case(RTE_POWER_CMD_ACK):
+ *result = 1;
+ break;
+ case(RTE_POWER_CMD_NACK):
+ *result = 0;
+ break;
+ default:
+ RTE_LOG(ERR, GUEST_CLI,
+ "Received invalid response from host, expecting ACK/NACK.\n");
+ return -1;
+ }
+
+ return 0;
+}
+
struct cmd_set_cpu_freq_result {
cmdline_fixed_string_t set_cpu_freq;
uint8_t lcore_id;
static void
cmd_set_cpu_freq_parsed(void *parsed_result, struct cmdline *cl,
- __attribute__((unused)) void *data)
+ __rte_unused void *data)
{
int ret = -1;
struct cmd_set_cpu_freq_result *res = parsed_result;
- if (!strcmp(res->cmd , "up"))
+ if (!strcmp(res->cmd, "up"))
ret = rte_power_freq_up(res->lcore_id);
- else if (!strcmp(res->cmd , "down"))
+ else if (!strcmp(res->cmd, "down"))
ret = rte_power_freq_down(res->lcore_id);
- else if (!strcmp(res->cmd , "min"))
+ else if (!strcmp(res->cmd, "min"))
ret = rte_power_freq_min(res->lcore_id);
- else if (!strcmp(res->cmd , "max"))
+ else if (!strcmp(res->cmd, "max"))
ret = rte_power_freq_max(res->lcore_id);
else if (!strcmp(res->cmd, "enable_turbo"))
ret = rte_power_freq_enable_turbo(res->lcore_id);
else if (!strcmp(res->cmd, "disable_turbo"))
ret = rte_power_freq_disable_turbo(res->lcore_id);
- if (ret != 1)
+
+ if (ret != 1) {
cmdline_printf(cl, "Error sending message: %s\n", strerror(ret));
+ return;
+ }
+ int result;
+ ret = check_response_cmd(res->lcore_id, &result);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "No confirmation for sent message received\n");
+ } else {
+ cmdline_printf(cl, "%s received for message sent to host.\n",
+ result == 1 ? "ACK" : "NACK");
+ }
}
cmdline_parse_token_string_t cmd_set_cpu_freq =
TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result,
set_cpu_freq, "set_cpu_freq");
-cmdline_parse_token_string_t cmd_set_cpu_freq_core_num =
+cmdline_parse_token_num_t cmd_set_cpu_freq_core_num =
TOKEN_NUM_INITIALIZER(struct cmd_set_cpu_freq_result,
- lcore_id, UINT8);
+ lcore_id, RTE_UINT8);
cmdline_parse_token_string_t cmd_set_cpu_freq_cmd_cmd =
TOKEN_STRING_INITIALIZER(struct cmd_set_cpu_freq_result,
cmd, "up#down#min#max#enable_turbo#disable_turbo");
cmdline_parse_inst_t cmd_set_cpu_freq_set = {
.f = cmd_set_cpu_freq_parsed,
.data = NULL,
- .help_str = "set_cpu_freq <core_num> <up|down|min|max>, Set the current "
- "frequency for the specified core by scaling up/down/min/max",
+ .help_str = "set_cpu_freq <core_num> "
+ "<up|down|min|max|enable_turbo|disable_turbo>, "
+ "adjust the frequency for the specified core.",
.tokens = {
(void *)&cmd_set_cpu_freq,
(void *)&cmd_set_cpu_freq_core_num,
cmdline_fixed_string_t cmd;
};
-union PFID {
- struct ether_addr addr;
- uint64_t pfid;
-};
-
static inline int
-send_policy(void)
+send_policy(struct rte_power_channel_packet *pkt, struct cmdline *cl)
{
- struct channel_packet pkt;
int ret;
- union PFID pfid;
- /* Use port MAC address as the vfid */
- rte_eth_macaddr_get(0, &pfid.addr);
- printf("Port %u MAC: %02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 ":"
- "%02" PRIx8 ":%02" PRIx8 ":%02" PRIx8 "\n",
- 1,
- 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]);
- pkt.vfid[0] = pfid.pfid;
-
- pkt.nb_mac_to_monitor = 1;
- pkt.t_boost_status.tbEnabled = false;
-
- pkt.vcpu_to_control[0] = 0;
- pkt.vcpu_to_control[1] = 1;
- pkt.num_vcpu = 2;
- /* Dummy Population. */
- pkt.traffic_policy.min_packet_thresh = 96000;
- pkt.traffic_policy.avg_max_packet_thresh = 1800000;
- pkt.traffic_policy.max_max_packet_thresh = 2000000;
-
- pkt.timer_policy.busy_hours[0] = 3;
- pkt.timer_policy.busy_hours[1] = 4;
- pkt.timer_policy.busy_hours[2] = 5;
- pkt.timer_policy.quiet_hours[0] = 11;
- pkt.timer_policy.quiet_hours[1] = 12;
- pkt.timer_policy.quiet_hours[2] = 13;
-
- pkt.timer_policy.hours_to_use_traffic_profile[0] = 8;
- pkt.timer_policy.hours_to_use_traffic_profile[1] = 10;
-
- pkt.workload = LOW;
- pkt.policy_to_use = TIME;
- pkt.command = PKT_POLICY;
- strcpy(pkt.vm_name, "ubuntu2");
- ret = rte_power_guest_channel_send_msg(&pkt, 1);
- if (ret == 0)
- return 1;
- RTE_LOG(DEBUG, POWER, "Error sending message: %s\n",
- ret > 0 ? strerror(ret) : "channel not connected");
- return -1;
+ ret = rte_power_guest_channel_send_msg(pkt, 1);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "Error sending message: %s\n",
+ ret > 0 ? strerror(ret) : "channel not connected");
+ return -1;
+ }
+
+ int result;
+ ret = check_response_cmd(1, &result);
+ if (ret < 0) {
+ RTE_LOG(ERR, GUEST_CLI, "No confirmation for sent policy received\n");
+ } else {
+ cmdline_printf(cl, "%s for sent policy received.\n",
+ result == 1 ? "ACK" : "NACK");
+ }
+ return 1;
}
static void
cmd_send_policy_parsed(void *parsed_result, struct cmdline *cl,
- __attribute__((unused)) void *data)
+ __rte_unused void *data)
{
int ret = -1;
struct cmd_send_policy_result *res = parsed_result;
if (!strcmp(res->cmd, "now")) {
printf("Sending Policy down now!\n");
- ret = send_policy();
+ ret = send_policy(&policy, cl);
}
if (ret != 1)
cmdline_printf(cl, "Error sending message: %s\n",
(cmdline_parse_inst_t *)&cmd_quit,
(cmdline_parse_inst_t *)&cmd_send_policy_set,
(cmdline_parse_inst_t *)&cmd_set_cpu_freq_set,
+ (cmdline_parse_inst_t *)&cmd_query_freq_list,
+ (cmdline_parse_inst_t *)&cmd_query_caps_list,
NULL,
};
void
-run_cli(__attribute__((unused)) void *arg)
+run_cli(__rte_unused void *arg)
{
struct cmdline *cl;