X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fevent%2Focteontx%2Fssovf_evdev.c;h=eb349f60db50cc7618c6691a65dd98e430f78af0;hb=e88d2bef46e3be75567ef6f05f22b866a1b4a66e;hp=117eddeda58dccd39d36583c223a7c5774a64efe;hpb=708bac973a0a5c146962affc160a1436ff471bfa;p=dpdk.git diff --git a/drivers/event/octeontx/ssovf_evdev.c b/drivers/event/octeontx/ssovf_evdev.c index 117eddeda5..eb349f60db 100644 --- a/drivers/event/octeontx/ssovf_evdev.c +++ b/drivers/event/octeontx/ssovf_evdev.c @@ -30,6 +30,8 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +#include + #include #include #include @@ -119,11 +121,60 @@ ssovf_mbox_priority_set(uint8_t queue, uint8_t prio) return ret; } +struct ssovf_mbox_convert_ns_getworks_iter { + uint64_t wait_ns; + uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */ +}; + +static int +ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks) +{ + struct octeontx_mbox_hdr hdr = {0}; + struct ssovf_mbox_convert_ns_getworks_iter ns2iter; + uint16_t len = sizeof(ns2iter); + int ret; + + hdr.coproc = SSO_COPROC; + hdr.msg = SSO_CONVERT_NS_GETWORK_ITER; + hdr.vfid = 0; + + memset(&ns2iter, 0, len); + ns2iter.wait_ns = ns; + ret = octeontx_ssovf_mbox_send(&hdr, &ns2iter, len, &ns2iter, len); + if (ret < 0 || (ret != len)) { + ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns); + return -EIO; + } + + *tmo_ticks = ns2iter.getwork_iter; + return 0; +} + +static void +ssovf_fastpath_fns_set(struct rte_eventdev *dev) +{ + struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + + dev->schedule = NULL; + dev->enqueue = ssows_enq; + dev->enqueue_burst = ssows_enq_burst; + dev->enqueue_new_burst = ssows_enq_new_burst; + dev->enqueue_forward_burst = ssows_enq_fwd_burst; + dev->dequeue = ssows_deq; + dev->dequeue_burst = ssows_deq_burst; + + if (edev->is_timeout_deq) { + dev->dequeue = ssows_deq_timeout; + dev->dequeue_burst = ssows_deq_timeout_burst; + } +} + static void ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info) { struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD); dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns; dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns; dev_info->max_event_queues = edev->max_event_queues; @@ -148,6 +199,8 @@ ssovf_configure(const struct rte_eventdev *dev) ssovf_func_trace(); deq_tmo_ns = conf->dequeue_timeout_ns; + if (deq_tmo_ns == 0) + deq_tmo_ns = edev->min_deq_timeout_ns; if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) { edev->is_timeout_deq = 1; @@ -260,6 +313,168 @@ ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id, ssovf_log_dbg("port=%d ws=%p", port_id, ws); return 0; } + +static int +ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[], + const uint8_t priorities[], uint16_t nb_links) +{ + uint16_t link; + uint64_t val; + struct ssows *ws = port; + + ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links); + RTE_SET_USED(dev); + RTE_SET_USED(priorities); + + for (link = 0; link < nb_links; link++) { + val = queues[link]; + val |= (1ULL << 24); /* Set membership */ + ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0)); + } + return (int)nb_links; +} + +static int +ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[], + uint16_t nb_unlinks) +{ + uint16_t unlink; + uint64_t val; + struct ssows *ws = port; + + ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks); + RTE_SET_USED(dev); + + for (unlink = 0; unlink < nb_unlinks; unlink++) { + val = queues[unlink]; + val &= ~(1ULL << 24); /* Clear membership */ + ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0)); + } + return (int)nb_unlinks; +} + +static int +ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks) +{ + RTE_SET_USED(dev); + + return ssovf_mbox_timeout_ticks(ns, tmo_ticks); +} + +static void +ssows_dump(struct ssows *ws, FILE *f) +{ + uint8_t *base = ws->base; + uint64_t val; + + fprintf(f, "\t---------------port%d---------------\n", ws->port); + val = ssovf_read64(base + SSOW_VHWS_TAG); + fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n", + (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3, + (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1, + (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff, + (int)(val >> 63) & 0x1); + + val = ssovf_read64(base + SSOW_VHWS_WQP); + fprintf(f, "\twqp=0x%"PRIx64"\n", val); + + val = ssovf_read64(base + SSOW_VHWS_LINKS); + fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n", + (int)(val & 0x3ff), (int)(val >> 10) & 0x1, + (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1, + (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff); + + val = ssovf_read64(base + SSOW_VHWS_PENDTAG); + fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n", + (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3, + (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1, + (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1, + (int)(val >> 63) & 0x1); + + val = ssovf_read64(base + SSOW_VHWS_PENDWQP); + fprintf(f, "\tpwqp=0x%"PRIx64"\n", val); +} + +static void +ssovf_dump(struct rte_eventdev *dev, FILE *f) +{ + struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + uint8_t port; + + /* Dump SSOWVF debug registers */ + for (port = 0; port < edev->nb_event_ports; port++) + ssows_dump(dev->data->ports[port], f); +} + +static int +ssovf_start(struct rte_eventdev *dev) +{ + struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + struct ssows *ws; + uint8_t *base; + uint8_t i; + + ssovf_func_trace(); + for (i = 0; i < edev->nb_event_ports; i++) { + ws = dev->data->ports[i]; + ssows_reset(ws); + ws->swtag_req = 0; + } + + for (i = 0; i < edev->nb_event_queues; i++) { + /* Consume all the events through HWS0 */ + ssows_flush_events(dev->data->ports[0], i); + + base = octeontx_ssovf_bar(OCTEONTX_SSO_GROUP, i, 0); + base += SSO_VHGRP_QCTL; + ssovf_write64(1, base); /* Enable SSO group */ + } + + ssovf_fastpath_fns_set(dev); + return 0; +} + +static void +ssovf_stop(struct rte_eventdev *dev) +{ + struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + struct ssows *ws; + uint8_t *base; + uint8_t i; + + ssovf_func_trace(); + for (i = 0; i < edev->nb_event_ports; i++) { + ws = dev->data->ports[i]; + ssows_reset(ws); + ws->swtag_req = 0; + } + + for (i = 0; i < edev->nb_event_queues; i++) { + /* Consume all the events through HWS0 */ + ssows_flush_events(dev->data->ports[0], i); + + base = octeontx_ssovf_bar(OCTEONTX_SSO_GROUP, i, 0); + base += SSO_VHGRP_QCTL; + ssovf_write64(0, base); /* Disable SSO group */ + } +} + +static int +ssovf_close(struct rte_eventdev *dev) +{ + struct ssovf_evdev *edev = ssovf_pmd_priv(dev); + uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV]; + uint8_t i; + + for (i = 0; i < edev->nb_event_queues; i++) + all_queues[i] = i; + + for (i = 0; i < edev->nb_event_ports; i++) + ssovf_port_unlink(dev, dev->data->ports[i], all_queues, + edev->nb_event_queues); + return 0; +} + /* Initialize and register event driver with DPDK Application */ static const struct rte_eventdev_ops ssovf_ops = { .dev_infos_get = ssovf_info_get, @@ -270,20 +485,27 @@ static const struct rte_eventdev_ops ssovf_ops = { .port_def_conf = ssovf_port_def_conf, .port_setup = ssovf_port_setup, .port_release = ssovf_port_release, + .port_link = ssovf_port_link, + .port_unlink = ssovf_port_unlink, + .timeout_ticks = ssovf_timeout_ticks, + .dump = ssovf_dump, + .dev_start = ssovf_start, + .dev_stop = ssovf_stop, + .dev_close = ssovf_close }; static int -ssovf_vdev_probe(const char *name, const char *params) +ssovf_vdev_probe(struct rte_vdev_device *vdev) { struct octeontx_ssovf_info oinfo; struct ssovf_mbox_dev_info info; struct ssovf_evdev *edev; struct rte_eventdev *eventdev; static int ssovf_init_once; + const char *name; int ret; - RTE_SET_USED(params); - + name = rte_vdev_device_name(vdev); /* More than one instance is not supported */ if (ssovf_init_once) { ssovf_log_err("Request to create >1 %s instance", name); @@ -299,8 +521,10 @@ ssovf_vdev_probe(const char *name, const char *params) eventdev->dev_ops = &ssovf_ops; /* For secondary processes, the primary has done all the work */ - if (rte_eal_process_type() != RTE_PROC_PRIMARY) + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + ssovf_fastpath_fns_set(eventdev); return 0; + } ret = octeontx_ssovf_info(&oinfo); if (ret) { @@ -346,8 +570,11 @@ error: } static int -ssovf_vdev_remove(const char *name) +ssovf_vdev_remove(struct rte_vdev_device *vdev) { + const char *name; + + name = rte_vdev_device_name(vdev); ssovf_log_info("Closing %s", name); return rte_event_pmd_vdev_uninit(name); }