From: Tim McDaniel <timothy.mcdaniel@intel.com> To: jerinj@marvell.com Cc: mattias.ronnblom@ericsson.com, dev@dpdk.org, gage.eads@intel.com, harry.van.haaren@intel.com, "McDaniel, Timothy" <timothy.mcdaniel@intel.com> Subject: [dpdk-dev] [PATCH 12/27] event/dlb: add the PMD's public interfaces Date: Fri, 26 Jun 2020 23:37:36 -0500 Message-ID: <1593232671-5690-13-git-send-email-timothy.mcdaniel@intel.com> (raw) In-Reply-To: <1593232671-5690-1-git-send-email-timothy.mcdaniel@intel.com> From: "McDaniel, Timothy" <timothy.mcdaniel@intel.com> Signed-off-by: McDaniel, Timothy <timothy.mcdaniel@intel.com> --- drivers/event/dlb/Makefile | 2 + drivers/event/dlb/meson.build | 4 +- drivers/event/dlb/rte_pmd_dlb.c | 38 +++++++++++++ drivers/event/dlb/rte_pmd_dlb.h | 69 +++++++++++++++++++++++ drivers/event/dlb/rte_pmd_dlb_event_version.map | 6 ++ 5 files changed, 118 insertions(+), 1 deletion(-) create mode 100644 drivers/event/dlb/rte_pmd_dlb.c create mode 100644 drivers/event/dlb/rte_pmd_dlb.h create mode 100644 drivers/event/dlb/rte_pmd_dlb_event_version.map diff --git a/drivers/event/dlb/Makefile b/drivers/event/dlb/Makefile index b506e75..9bcb8ef 100644 --- a/drivers/event/dlb/Makefile +++ b/drivers/event/dlb/Makefile @@ -20,11 +20,13 @@ LIBABIVER := 1 EXPORT_MAP := rte_pmd_dlb_event_version.map # library source files +SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += rte_pmd_dlb.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += dlb_iface.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += pf/dlb_pf.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += pf/dlb_main.c SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += pf/base/dlb_resource.c # export include files +SYMLINK-y-include += rte_pmd_dlb.h include $(RTE_SDK)/mk/rte.lib.mk diff --git a/drivers/event/dlb/meson.build b/drivers/event/dlb/meson.build index 1471a43..06285c5 100644 --- a/drivers/event/dlb/meson.build +++ b/drivers/event/dlb/meson.build @@ -1,10 +1,12 @@ # SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2019-2020 Intel Corporation -sources = files('dlb_iface.c', +sources = files('rte_pmd_dlb.c', + 'dlb_iface.c', 'pf/dlb_pf.c', 'pf/dlb_main.c', 'pf/base/dlb_resource.c' ) deps += ['mbuf', 'mempool', 'ring', 'pci', 'bus_pci'] +install_headers('rte_pmd_dlb.h') diff --git a/drivers/event/dlb/rte_pmd_dlb.c b/drivers/event/dlb/rte_pmd_dlb.c new file mode 100644 index 0000000..bc802d3 --- /dev/null +++ b/drivers/event/dlb/rte_pmd_dlb.c @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2020 Intel Corporation + */ + +#include "rte_eventdev.h" +#include "rte_eventdev_pmd.h" +#include "rte_pmd_dlb.h" +#include "dlb_priv.h" +#include "dlb_inline_fns.h" + +int +rte_pmd_dlb_set_token_pop_mode(uint8_t dev_id, + uint8_t port_id, + enum dlb_token_pop_mode mode) +{ + struct dlb_eventdev *dlb; + struct rte_eventdev *dev; + + RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); + dev = &rte_eventdevs[dev_id]; + + dlb = dlb_pmd_priv(dev); + + if (mode >= NUM_TOKEN_POP_MODES) + return -EINVAL; + + /* The event device must be configured, but not yet started */ + if (!dlb->configured || dlb->run_state != DLB_RUN_STATE_STOPPED) + return -EINVAL; + + /* The token pop mode must be set before configuring the port */ + if (port_id >= dlb->num_ports || dlb->ev_ports[port_id].setup_done) + return -EINVAL; + + dlb->ev_ports[port_id].qm_port.token_pop_mode = mode; + + return 0; +} diff --git a/drivers/event/dlb/rte_pmd_dlb.h b/drivers/event/dlb/rte_pmd_dlb.h new file mode 100644 index 0000000..1b637de --- /dev/null +++ b/drivers/event/dlb/rte_pmd_dlb.h @@ -0,0 +1,69 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2019-2020 Intel Corporation + */ + +/*! + * @file rte_pmd_dlb.h + * + * @brief DLB PMD-specific functions + */ + +#ifndef _RTE_PMD_DLB_H_ +#define _RTE_PMD_DLB_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + +/** + * Selects the token pop mode for an DLB port. + */ +enum dlb_token_pop_mode { + /* Pop the CQ tokens immediately after dequeueing. */ + AUTO_POP, + /* Pop CQ tokens after (dequeue_depth - 1) events are released. + * Supported on load-balanced ports only. + */ + DELAYED_POP, + /* Pop the CQ tokens during next dequeue operation. */ + DEFERRED_POP, + + /* NUM_TOKEN_POP_MODES must be last */ + NUM_TOKEN_POP_MODES +}; + +/*! + * Configure the token pop mode for an DLB port. By default, all ports use + * AUTO_POP. This function must be called before calling rte_event_port_setup() + * for the port, but after calling rte_event_dev_configure(). + * + * @note + * The defer_sched vdev arg, which configures all load-balanced ports with + * dequeue_depth == 1 for DEFERRED_POP mode, takes precedence over this + * function. + * + * @param dev_id + * The identifier of the event device. + * @param port_id + * The identifier of the event port. + * @param mode + * The token pop mode. + * + * @return + * - 0: Success + * - EINVAL: Invalid dev_id, port_id, or mode + * - EINVAL: The DLB is not configured, is already running, or the port is + * already setup + */ + +int +rte_pmd_dlb_set_token_pop_mode(uint8_t dev_id, + uint8_t port_id, + enum dlb_token_pop_mode mode); +#ifdef __cplusplus +} +#endif + +#endif /* _RTE_PMD_DLB_H_ */ diff --git a/drivers/event/dlb/rte_pmd_dlb_event_version.map b/drivers/event/dlb/rte_pmd_dlb_event_version.map new file mode 100644 index 0000000..8b1c796 --- /dev/null +++ b/drivers/event/dlb/rte_pmd_dlb_event_version.map @@ -0,0 +1,6 @@ +DPDK_20.08 { + global: + + rte_pmd_dlb_set_token_pop_mode; + local: *; +}; -- 1.7.10
next prev parent reply other threads:[~2020-06-27 4:42 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-06-27 4:37 [dpdk-dev] [PATCH 00/27] event/dlb Intel DLB PMD Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 01/27] eventdev: dlb upstream prerequisites Tim McDaniel 2020-06-27 7:44 ` Jerin Jacob 2020-06-29 19:30 ` McDaniel, Timothy 2020-06-30 4:21 ` Jerin Jacob 2020-06-30 15:37 ` McDaniel, Timothy 2020-06-30 15:57 ` Jerin Jacob 2020-06-30 19:26 ` McDaniel, Timothy 2020-06-30 20:40 ` Pavan Nikhilesh Bhagavatula 2020-06-30 21:07 ` McDaniel, Timothy 2020-07-01 4:50 ` Jerin Jacob 2020-07-01 16:48 ` McDaniel, Timothy 2020-06-30 11:22 ` Kinsella, Ray 2020-06-30 11:30 ` Jerin Jacob 2020-06-30 11:36 ` Kinsella, Ray 2020-06-30 12:14 ` Jerin Jacob 2020-07-02 15:21 ` Kinsella, Ray 2020-07-02 16:35 ` McDaniel, Timothy 2020-06-27 4:37 ` [dpdk-dev] [PATCH 02/27] eventdev: do not pass disable_implicit_release bit to trace macro Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 03/27] event/dlb: add shared code version 10.7.9 Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 04/27] event/dlb: add make and meson build infrastructure Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 05/27] event/dlb: add DLB documentation Tim McDaniel 2020-07-09 3:29 ` Eads, Gage 2020-06-27 4:37 ` [dpdk-dev] [PATCH 06/27] event/dlb: add dynamic logging Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 07/27] event/dlb: add private data structures and constants Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 08/27] event/dlb: add definitions shared with LKM or shared code Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 09/27] event/dlb: add inline functions used in multiple files Tim McDaniel 2020-07-07 12:02 ` Bruce Richardson 2020-07-07 14:33 ` McDaniel, Timothy 2020-06-27 4:37 ` [dpdk-dev] [PATCH 10/27] event/dlb: add PFPMD-specific interface layer to shared code Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 11/27] event/dlb: add flexible PMD to device interfaces Tim McDaniel 2020-06-27 4:37 ` Tim McDaniel [this message] 2020-06-27 4:37 ` [dpdk-dev] [PATCH 13/27] event/dlb: add xstats support Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 14/27] event/dlb: add PMD self-tests Tim McDaniel 2020-07-10 20:42 ` Eads, Gage 2020-07-29 18:56 ` McDaniel, Timothy 2020-06-27 4:37 ` [dpdk-dev] [PATCH 15/27] event/dlb: add probe Tim McDaniel 2020-07-09 3:45 ` Eads, Gage 2020-06-27 4:37 ` [dpdk-dev] [PATCH 16/27] event/dlb: add infos_get and configure Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 17/27] event/dlb: add queue_def_conf and port_def_conf Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 18/27] event/dlb: add queue setup Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 19/27] event/dlb: add port_setup Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 20/27] event/dlb: add port_link Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 21/27] event/dlb: add queue_release and port_release Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 22/27] event/dlb: add port_unlink and port_unlinks_in_progress Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 23/27] event/dlb: add eventdev_start Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 24/27] event/dlb: add timeout_ticks, dump, xstats, and selftest Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 25/27] event/dlb: add enqueue and its burst variants Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 26/27] event/dlb: add dequeue, dequeue_burst, and variants Tim McDaniel 2020-06-27 4:37 ` [dpdk-dev] [PATCH 27/27] event/dlb: add eventdev_stop and eventdev_close Tim McDaniel [not found] <1593232671-5690-0-git-send-email-timothy.mcdaniel@intel.com> 2020-07-30 19:49 ` [dpdk-dev] [PATCH 00/27] Add Intel DLM PMD to 20.11 McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 12/27] event/dlb: add the PMD's public interfaces McDaniel, Timothy -- strict thread matches above, loose matches on Subject: below -- 2020-06-12 21:24 [dpdk-dev] [PATCH 00/27] V1 event/dlb add Intel DLB PMD McDaniel, Timothy 2020-06-12 21:24 ` [dpdk-dev] [PATCH 12/27] event/dlb: add the PMD's public interfaces McDaniel, Timothy
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