New upstream version 18.02

[deb_dpdk.git] / lib / librte_power / rte_power_kvm_vm.c

diff --git a/lib/librte_power/rte_power_kvm_vm.c b/lib/librte_power/rte_power_kvm_vm.c
deleted file mode 100644 (file)
index 9906062..0000000
--- a/lib/librte_power/rte_power_kvm_vm.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/*-
- *   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.
- */
-#include <errno.h>
-#include <string.h>
-
-#include <rte_log.h>
-
-#include "guest_channel.h"
-#include "channel_commands.h"
-#include "rte_power_kvm_vm.h"
-#include "rte_power_common.h"
-
-#define FD_PATH "/dev/virtio-ports/virtio.serial.port.poweragent"
-
-static struct channel_packet pkt[CHANNEL_CMDS_MAX_VM_CHANNELS];
-
-
-int
-rte_power_kvm_vm_init(unsigned lcore_id)
-{
-       if (lcore_id >= CHANNEL_CMDS_MAX_VM_CHANNELS) {
-               RTE_LOG(ERR, POWER, "Core(%u) is out of range 0...%d\n",
-                               lcore_id, CHANNEL_CMDS_MAX_VM_CHANNELS-1);
-               return -1;
-       }
-       pkt[lcore_id].command = CPU_POWER;
-       pkt[lcore_id].resource_id = lcore_id;
-       return guest_channel_host_connect(FD_PATH, lcore_id);
-}
-
-int
-rte_power_kvm_vm_exit(unsigned lcore_id)
-{
-       guest_channel_host_disconnect(lcore_id);
-       return 0;
-}
-
-uint32_t
-rte_power_kvm_vm_freqs(__attribute__((unused)) unsigned lcore_id,
-               __attribute__((unused)) uint32_t *freqs,
-               __attribute__((unused)) uint32_t num)
-{
-       RTE_LOG(ERR, POWER, "rte_power_freqs is not implemented "
-                       "for Virtual Machine Power Management\n");
-       return -ENOTSUP;
-}
-
-uint32_t
-rte_power_kvm_vm_get_freq(__attribute__((unused)) unsigned lcore_id)
-{
-       RTE_LOG(ERR, POWER, "rte_power_get_freq is not implemented "
-                       "for Virtual Machine Power Management\n");
-       return -ENOTSUP;
-}
-
-int
-rte_power_kvm_vm_set_freq(__attribute__((unused)) unsigned lcore_id,
-               __attribute__((unused)) uint32_t index)
-{
-       RTE_LOG(ERR, POWER, "rte_power_set_freq is not implemented "
-                       "for Virtual Machine Power Management\n");
-       return -ENOTSUP;
-}
-
-static inline int
-send_msg(unsigned lcore_id, uint32_t scale_direction)
-{
-       int ret;
-
-       if (lcore_id >= CHANNEL_CMDS_MAX_VM_CHANNELS) {
-               RTE_LOG(ERR, POWER, "Core(%u) is out of range 0...%d\n",
-                               lcore_id, CHANNEL_CMDS_MAX_VM_CHANNELS-1);
-               return -1;
-       }
-       pkt[lcore_id].unit = scale_direction;
-       ret = guest_channel_send_msg(&pkt[lcore_id], lcore_id);
-       if (ret == 0)
-               return 1;
-       RTE_LOG(DEBUG, POWER, "Error sending message: %s\n",
-                       ret > 0 ? strerror(ret) : "channel not connected");
-       return -1;
-}
-
-int
-rte_power_kvm_vm_freq_up(unsigned lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_SCALE_UP);
-}
-
-int
-rte_power_kvm_vm_freq_down(unsigned lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_SCALE_DOWN);
-}
-
-int
-rte_power_kvm_vm_freq_max(unsigned lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_SCALE_MAX);
-}
-
-int
-rte_power_kvm_vm_freq_min(unsigned lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_SCALE_MIN);
-}
-
-int
-rte_power_kvm_vm_turbo_status(__attribute__((unused)) unsigned int lcore_id)
-{
-       RTE_LOG(ERR, POWER, "rte_power_turbo_status is not implemented for Virtual Machine Power Management\n");
-       return -ENOTSUP;
-}
-
-int
-rte_power_kvm_vm_enable_turbo(unsigned int lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_ENABLE_TURBO);
-}
-
-int
-rte_power_kvm_vm_disable_turbo(unsigned int lcore_id)
-{
-       return send_msg(lcore_id, CPU_POWER_DISABLE_TURBO);
-}