event/octeontx2: support xstats
Add support for retrieving statistics from SSO GWS and GGRP. Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com> Signed-off-by: Jerin Jacob <jerinj@marvell.com> Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
This commit is contained in:
Pavan Nikhilesh
Jerin Jacob
parent
9b8bc622a1
commit
284ea1cc38
@ -12,6 +12,7 @@
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#include <rte_mbuf_pool_ops.h>
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#include <rte_pci.h>
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#include "otx2_evdev_stats.h"
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#include "otx2_evdev.h"
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#include "otx2_irq.h"
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@ -763,6 +764,10 @@ static struct rte_eventdev_ops otx2_sso_ops = {
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.port_unlink = otx2_sso_port_unlink,
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.timeout_ticks = otx2_sso_timeout_ticks,
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.xstats_get = otx2_sso_xstats_get,
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.xstats_reset = otx2_sso_xstats_reset,
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.xstats_get_names = otx2_sso_xstats_get_names,
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.dump = otx2_sso_dump,
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};
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242
drivers/event/octeontx2/otx2_evdev_stats.h
Normal file
242
drivers/event/octeontx2/otx2_evdev_stats.h
Normal file
@ -0,0 +1,242 @@
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(C) 2019 Marvell International Ltd.
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*/
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#ifndef __OTX2_EVDEV_STATS_H__
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#define __OTX2_EVDEV_STATS_H__
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#include "otx2_evdev.h"
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struct otx2_sso_xstats_name {
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const char name[RTE_EVENT_DEV_XSTATS_NAME_SIZE];
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const size_t offset;
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const uint64_t mask;
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const uint8_t shift;
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uint64_t reset_snap[OTX2_SSO_MAX_VHGRP];
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};
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static struct otx2_sso_xstats_name sso_hws_xstats[] = {
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{"last_grp_serviced", offsetof(struct sso_hws_stats, arbitration),
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0x3FF, 0, {0} },
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{"affinity_arbitration_credits",
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offsetof(struct sso_hws_stats, arbitration),
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0xF, 16, {0} },
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};
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static struct otx2_sso_xstats_name sso_grp_xstats[] = {
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{"wrk_sched", offsetof(struct sso_grp_stats, ws_pc), ~0x0, 0,
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{0} },
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{"xaq_dram", offsetof(struct sso_grp_stats, ext_pc), ~0x0,
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0, {0} },
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{"add_wrk", offsetof(struct sso_grp_stats, wa_pc), ~0x0, 0,
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{0} },
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{"tag_switch_req", offsetof(struct sso_grp_stats, ts_pc), ~0x0, 0,
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{0} },
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{"desched_req", offsetof(struct sso_grp_stats, ds_pc), ~0x0, 0,
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{0} },
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{"desched_wrk", offsetof(struct sso_grp_stats, dq_pc), ~0x0, 0,
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{0} },
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{"xaq_cached", offsetof(struct sso_grp_stats, aw_status), 0x3,
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0, {0} },
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{"work_inflight", offsetof(struct sso_grp_stats, aw_status), 0x3F,
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16, {0} },
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{"inuse_pages", offsetof(struct sso_grp_stats, page_cnt),
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0xFFFFFFFF, 0, {0} },
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};
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#define OTX2_SSO_NUM_HWS_XSTATS RTE_DIM(sso_hws_xstats)
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#define OTX2_SSO_NUM_GRP_XSTATS RTE_DIM(sso_grp_xstats)
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#define OTX2_SSO_NUM_XSTATS (OTX2_SSO_NUM_HWS_XSTATS + OTX2_SSO_NUM_GRP_XSTATS)
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static int
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otx2_sso_xstats_get(const struct rte_eventdev *event_dev,
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enum rte_event_dev_xstats_mode mode, uint8_t queue_port_id,
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const unsigned int ids[], uint64_t values[], unsigned int n)
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{
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struct otx2_sso_evdev *dev = sso_pmd_priv(event_dev);
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struct otx2_sso_xstats_name *xstats;
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struct otx2_sso_xstats_name *xstat;
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struct otx2_mbox *mbox = dev->mbox;
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uint32_t xstats_mode_count = 0;
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uint32_t start_offset = 0;
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unsigned int i;
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uint64_t value;
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void *req_rsp;
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int rc;
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switch (mode) {
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case RTE_EVENT_DEV_XSTATS_DEVICE:
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break;
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case RTE_EVENT_DEV_XSTATS_PORT:
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if (queue_port_id >= (signed int)dev->nb_event_ports)
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goto invalid_value;
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xstats_mode_count = OTX2_SSO_NUM_HWS_XSTATS;
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xstats = sso_hws_xstats;
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req_rsp = otx2_mbox_alloc_msg_sso_hws_get_stats(mbox);
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((struct sso_info_req *)req_rsp)->hws = queue_port_id;
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rc = otx2_mbox_process_msg(mbox, (void **)&req_rsp);
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if (rc < 0)
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goto invalid_value;
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break;
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case RTE_EVENT_DEV_XSTATS_QUEUE:
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if (queue_port_id >= (signed int)dev->nb_event_queues)
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goto invalid_value;
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xstats_mode_count = OTX2_SSO_NUM_GRP_XSTATS;
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start_offset = OTX2_SSO_NUM_HWS_XSTATS;
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xstats = sso_grp_xstats;
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req_rsp = otx2_mbox_alloc_msg_sso_grp_get_stats(mbox);
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((struct sso_info_req *)req_rsp)->grp = queue_port_id;
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rc = otx2_mbox_process_msg(mbox, (void **)&req_rsp);
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if (rc < 0)
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goto invalid_value;
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break;
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default:
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otx2_err("Invalid mode received");
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goto invalid_value;
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};
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for (i = 0; i < n && i < xstats_mode_count; i++) {
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xstat = &xstats[ids[i] - start_offset];
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value = *(uint64_t *)((char *)req_rsp + xstat->offset);
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value = (value >> xstat->shift) & xstat->mask;
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values[i] = value;
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values[i] -= xstat->reset_snap[queue_port_id];
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}
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return i;
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invalid_value:
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return -EINVAL;
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}
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static int
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otx2_sso_xstats_reset(struct rte_eventdev *event_dev,
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enum rte_event_dev_xstats_mode mode,
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int16_t queue_port_id, const uint32_t ids[], uint32_t n)
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{
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struct otx2_sso_evdev *dev = sso_pmd_priv(event_dev);
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struct otx2_sso_xstats_name *xstats;
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struct otx2_sso_xstats_name *xstat;
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struct otx2_mbox *mbox = dev->mbox;
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uint32_t xstats_mode_count = 0;
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uint32_t start_offset = 0;
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unsigned int i;
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uint64_t value;
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void *req_rsp;
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int rc;
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switch (mode) {
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case RTE_EVENT_DEV_XSTATS_DEVICE:
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return 0;
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case RTE_EVENT_DEV_XSTATS_PORT:
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if (queue_port_id >= (signed int)dev->nb_event_ports)
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goto invalid_value;
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xstats_mode_count = OTX2_SSO_NUM_HWS_XSTATS;
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xstats = sso_hws_xstats;
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req_rsp = otx2_mbox_alloc_msg_sso_hws_get_stats(mbox);
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((struct sso_info_req *)req_rsp)->hws = queue_port_id;
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rc = otx2_mbox_process_msg(mbox, (void **)&req_rsp);
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if (rc < 0)
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goto invalid_value;
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break;
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case RTE_EVENT_DEV_XSTATS_QUEUE:
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if (queue_port_id >= (signed int)dev->nb_event_queues)
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goto invalid_value;
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xstats_mode_count = OTX2_SSO_NUM_GRP_XSTATS;
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start_offset = OTX2_SSO_NUM_HWS_XSTATS;
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xstats = sso_grp_xstats;
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req_rsp = otx2_mbox_alloc_msg_sso_grp_get_stats(mbox);
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((struct sso_info_req *)req_rsp)->grp = queue_port_id;
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rc = otx2_mbox_process_msg(mbox, (void *)&req_rsp);
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if (rc < 0)
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goto invalid_value;
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break;
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default:
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otx2_err("Invalid mode received");
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goto invalid_value;
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};
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for (i = 0; i < n && i < xstats_mode_count; i++) {
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xstat = &xstats[ids[i] - start_offset];
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value = *(uint64_t *)((char *)req_rsp + xstat->offset);
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value = (value >> xstat->shift) & xstat->mask;
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xstat->reset_snap[queue_port_id] = value;
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}
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return i;
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invalid_value:
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return -EINVAL;
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}
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static int
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otx2_sso_xstats_get_names(const struct rte_eventdev *event_dev,
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enum rte_event_dev_xstats_mode mode,
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uint8_t queue_port_id,
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struct rte_event_dev_xstats_name *xstats_names,
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unsigned int *ids, unsigned int size)
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{
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struct rte_event_dev_xstats_name xstats_names_copy[OTX2_SSO_NUM_XSTATS];
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struct otx2_sso_evdev *dev = sso_pmd_priv(event_dev);
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uint32_t xstats_mode_count = 0;
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uint32_t start_offset = 0;
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unsigned int xidx = 0;
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unsigned int i;
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for (i = 0; i < OTX2_SSO_NUM_HWS_XSTATS; i++) {
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snprintf(xstats_names_copy[i].name,
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sizeof(xstats_names_copy[i].name), "%s",
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sso_hws_xstats[i].name);
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}
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for (; i < OTX2_SSO_NUM_XSTATS; i++) {
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snprintf(xstats_names_copy[i].name,
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sizeof(xstats_names_copy[i].name), "%s",
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sso_grp_xstats[i - OTX2_SSO_NUM_HWS_XSTATS].name);
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}
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switch (mode) {
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case RTE_EVENT_DEV_XSTATS_DEVICE:
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break;
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case RTE_EVENT_DEV_XSTATS_PORT:
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if (queue_port_id >= (signed int)dev->nb_event_ports)
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break;
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xstats_mode_count = OTX2_SSO_NUM_HWS_XSTATS;
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break;
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case RTE_EVENT_DEV_XSTATS_QUEUE:
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if (queue_port_id >= (signed int)dev->nb_event_queues)
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break;
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xstats_mode_count = OTX2_SSO_NUM_GRP_XSTATS;
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start_offset = OTX2_SSO_NUM_HWS_XSTATS;
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break;
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default:
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otx2_err("Invalid mode received");
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return -EINVAL;
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};
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if (xstats_mode_count > size || !ids || !xstats_names)
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return xstats_mode_count;
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for (i = 0; i < xstats_mode_count; i++) {
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xidx = i + start_offset;
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strncpy(xstats_names[i].name, xstats_names_copy[xidx].name,
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sizeof(xstats_names[i].name));
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ids[i] = xidx;
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}
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return i;
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}
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#endif
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