From: Timothy McDaniel <timothy.mcdaniel@intel.com> To: Thomas Monjalon <thomas@monjalon.net>, Bruce Richardson <bruce.richardson@intel.com>, John McNamara <john.mcnamara@intel.com>, Marko Kovacevic <marko.kovacevic@intel.com>, Ray Kinsella <mdr@ashroe.eu>, Neil Horman <nhorman@tuxdriver.com> Cc: dev@dpdk.org, erik.g.carrillo@intel.com, gage.eads@intel.com, harry.van.haaren@intel.com, jerinj@marvell.com Subject: [dpdk-dev] [PATCH v6 01/23] event/dlb: add documentation and meson infrastructure Date: Fri, 23 Oct 2020 13:32:10 -0500 Message-ID: <1603477952-583-2-git-send-email-timothy.mcdaniel@intel.com> (raw) In-Reply-To: <1603477952-583-1-git-send-email-timothy.mcdaniel@intel.com> Increased RTE_EVENT_MAX_QUEUES_PER_DEV config option from 64 to 255. Note that config/rte_config.h contains several configuration switches, providing for fine control of the PMD's runtime behaviour. The meson infrastructure is expanded as additional files are added to this patchset. Signed-off-by: Timothy McDaniel <timothy.mcdaniel@intel.com> --- MAINTAINERS | 5 ++++ config/rte_config.h | 8 +++++- doc/guides/eventdevs/dlb.rst | 36 +++++++++++++++++++++++++ doc/guides/eventdevs/index.rst | 1 + drivers/event/dlb/meson.build | 13 +++++++++ drivers/event/dlb/rte_pmd_dlb_event_version.map | 3 +++ drivers/event/meson.build | 2 +- 7 files changed, 66 insertions(+), 2 deletions(-) create mode 100644 doc/guides/eventdevs/dlb.rst create mode 100644 drivers/event/dlb/meson.build create mode 100644 drivers/event/dlb/rte_pmd_dlb_event_version.map diff --git a/MAINTAINERS b/MAINTAINERS index c0abbe0..2ca4a4f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1188,6 +1188,11 @@ M: Peter Mccarthy <peter.mccarthy@intel.com> F: drivers/event/opdl/ F: doc/guides/eventdevs/opdl.rst +Intel DLB Eventdev PMD +M: Timothy McDaniel <timothy.mcdaniel@intel.com> +F: drivers/event/dlb/ +F: doc/guides/eventdevs/dlb.rst + Rawdev Drivers -------------- diff --git a/config/rte_config.h b/config/rte_config.h index 0bae630..4262339 100644 --- a/config/rte_config.h +++ b/config/rte_config.h @@ -70,7 +70,7 @@ /* eventdev defines */ #define RTE_EVENT_MAX_DEVS 16 -#define RTE_EVENT_MAX_QUEUES_PER_DEV 64 +#define RTE_EVENT_MAX_QUEUES_PER_DEV 255 #define RTE_EVENT_TIMER_ADAPTER_NUM_MAX 32 #define RTE_EVENT_ETH_INTR_RING_SIZE 1024 #define RTE_EVENT_CRYPTO_ADAPTER_MAX_INSTANCE 32 @@ -131,4 +131,10 @@ /* QEDE PMD defines */ #define RTE_LIBRTE_QEDE_FW "" +/* DLB PMD defines */ +#define RTE_LIBRTE_PMD_DLB_POLL_INTERVAL 1000 +#define RTE_LIBRTE_PMD_DLB_UMWAIT_CTL_STATE 0 +#undef RTE_LIBRTE_PMD_DLB_QUELL_STATS +#define RTE_LIBRTE_PMD_DLB_SW_CREDIT_QUANTA 32 + #endif /* _RTE_CONFIG_H_ */ diff --git a/doc/guides/eventdevs/dlb.rst b/doc/guides/eventdevs/dlb.rst new file mode 100644 index 0000000..92341c0 --- /dev/null +++ b/doc/guides/eventdevs/dlb.rst @@ -0,0 +1,36 @@ +.. SPDX-License-Identifier: BSD-3-Clause + Copyright(c) 2020 Intel Corporation. + +Driver for the Intel® Dynamic Load Balancer (DLB) +================================================== + +The DPDK dlb poll mode driver supports the Intel® Dynamic Load Balancer. + +Prerequisites +------------- + +Follow the DPDK :ref:`Getting Started Guide for Linux <linux_gsg>` to setup +the basic DPDK environment. + +Configuration +------------- + +The DLB PF PMD is a user-space PMD that uses VFIO to gain direct +device access. To use this operation mode, the PCIe PF device must be bound +to a DPDK-compatible VFIO driver, such as vfio-pci. + +Eventdev API Notes +------------------ + +The DLB provides the functions of a DPDK event device; specifically, it +supports atomic, ordered, and parallel scheduling events from queues to ports. +However, the DLB hardware is not a perfect match to the eventdev API. Some DLB +features are abstracted by the PMD (e.g. directed ports), some are only +accessible as vdev command-line parameters, and certain eventdev features are +not supported (e.g. the event flow ID is not maintained during scheduling). + +In general the dlb PMD is designed for ease-of-use and does not require a +detailed understanding of the hardware, but these details are important when +writing high-performance code. This section describes the places where the +eventdev API and DLB misalign. + diff --git a/doc/guides/eventdevs/index.rst b/doc/guides/eventdevs/index.rst index bb66a5e..4b915bf 100644 --- a/doc/guides/eventdevs/index.rst +++ b/doc/guides/eventdevs/index.rst @@ -11,6 +11,7 @@ application through the eventdev API. :maxdepth: 2 :numbered: + dlb dpaa dpaa2 dsw diff --git a/drivers/event/dlb/meson.build b/drivers/event/dlb/meson.build new file mode 100644 index 0000000..5324043 --- /dev/null +++ b/drivers/event/dlb/meson.build @@ -0,0 +1,13 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2019-2020 Intel Corporation + +if not is_linux or not dpdk_conf.has('RTE_ARCH_X86_64') + build = false + reason = 'only supported on ARCH_X86_64 Linux' + subdir_done() +endif + +sources = files( +) + +deps += ['mbuf', 'mempool', 'ring', 'pci', 'bus_pci'] 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..4a76d1d --- /dev/null +++ b/drivers/event/dlb/rte_pmd_dlb_event_version.map @@ -0,0 +1,3 @@ +DPDK_21 { + local: *; +}; diff --git a/drivers/event/meson.build b/drivers/event/meson.build index ebe76a7..5030764 100644 --- a/drivers/event/meson.build +++ b/drivers/event/meson.build @@ -5,7 +5,7 @@ if is_windows subdir_done() endif -drivers = ['dpaa', 'dpaa2', 'octeontx2', 'opdl', 'skeleton', 'sw', 'dsw'] +drivers = ['dlb', 'dpaa', 'dpaa2', 'octeontx2', 'opdl', 'skeleton', 'sw', 'dsw'] if not (toolchain == 'gcc' and cc.version().version_compare('<4.8.6') and dpdk_conf.has('RTE_ARCH_ARM64')) drivers += 'octeontx' -- 2.6.4
next prev parent reply other threads:[~2020-10-23 18:38 UTC|newest] Thread overview: 95+ messages / expand[flat|nested] mbox.gz Atom feed top [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 01/27] eventdev: dlb upstream prerequisites McDaniel, Timothy 2020-08-11 17:44 ` Jerin Jacob 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 00/22] Add DLB PMD Timothy McDaniel 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 01/22] event/dlb: add documentation and meson infrastructure Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 02/22] event/dlb: add dynamic logging Timothy McDaniel 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 03/22] event/dlb: add private data structures and constants Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 04/22] event/dlb: add definitions shared with LKM or shared code Timothy McDaniel 2020-10-17 19:03 ` [dpdk-dev] [PATCH v5 05/22] event/dlb: add inline functions Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 06/22] event/dlb: add probe Timothy McDaniel 2020-10-18 12:49 ` Jerin Jacob 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 07/22] event/dlb: add xstats Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 08/22] event/dlb: add infos get and configure Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 09/22] event/dlb: add queue and port default conf Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 10/22] event/dlb: add queue setup Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 11/22] event/dlb: add port setup Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 12/22] event/dlb: add port link Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 13/22] event/dlb: add port unlink and port unlinks in progress Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 14/22] event/dlb: add eventdev start Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 15/22] event/dlb: add enqueue and its burst variants Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 16/22] event/dlb: add dequeue " Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 17/22] event/dlb: add eventdev stop and close Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 18/22] event/dlb: add PMD's token pop public interface Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 19/22] event/dlb: add PMD self-tests Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 20/22] event/dlb: add queue and port release Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 21/22] event/dlb: add timeout ticks entry point Timothy McDaniel 2020-10-17 19:04 ` [dpdk-dev] [PATCH v5 22/22] doc: Add new DLB eventdev driver to relnotes Timothy McDaniel 2020-10-20 20:06 ` Eads, Gage 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 00/23] Add DLB PMD Timothy McDaniel 2020-10-23 18:32 ` Timothy McDaniel [this message] 2020-10-24 13:05 ` [dpdk-dev] [PATCH v6 01/23] event/dlb: add documentation and meson infrastructure Jerin Jacob 2020-10-26 16:02 ` McDaniel, Timothy 2020-10-24 14:05 ` Thomas Monjalon 2020-10-26 16:12 ` McDaniel, Timothy 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 02/23] event/dlb: add dynamic logging Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 03/23] event/dlb: add private data structures and constants Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 04/23] event/dlb: add definitions shared with LKM or shared code Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 05/23] event/dlb: add inline functions Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 06/23] event/dlb: add eventdev probe Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 07/23] event/dlb: add flexible interface Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 08/23] event/dlb: add probe-time hardware init Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 09/23] event/dlb: add xstats Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 10/23] event/dlb: add infos get and configure Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 11/23] event/dlb: add queue and port default conf Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 12/23] event/dlb: add queue setup Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 13/23] event/dlb: add port setup Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 14/23] event/dlb: add port link Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 15/23] event/dlb: add port unlink and port unlinks in progress Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 16/23] event/dlb: add eventdev start Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 17/23] event/dlb: add enqueue and its burst variants Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 18/23] event/dlb: add dequeue " Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 19/23] event/dlb: add eventdev stop and close Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 20/23] event/dlb: add PMD's token pop public interface Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 21/23] event/dlb: add PMD self-tests Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 22/23] event/dlb: add queue and port release Timothy McDaniel 2020-10-23 18:32 ` [dpdk-dev] [PATCH v6 23/23] event/dlb: add timeout ticks entry point Timothy McDaniel 2020-07-30 19:49 ` [dpdk-dev] [PATCH 02/27] eventdev: do not pass disable_implicit_release bit to trace macro McDaniel, Timothy 2020-08-11 17:48 ` Jerin Jacob 2020-07-30 19:49 ` [dpdk-dev] [PATCH 03/27] event/dlb: add shared code version 10.7.9 McDaniel, Timothy 2020-08-11 18:22 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran 2020-07-30 19:49 ` [dpdk-dev] [PATCH 04/27] event/dlb: add make and meson build infrastructure McDaniel, Timothy 2020-08-11 18:24 ` Jerin Jacob 2020-07-30 19:49 ` [dpdk-dev] [PATCH 05/27] event/dlb: add DLB documentation McDaniel, Timothy 2020-08-11 18:26 ` Jerin Jacob 2020-07-30 19:49 ` [dpdk-dev] [PATCH 06/27] event/dlb: add dynamic logging McDaniel, Timothy 2020-08-11 18:27 ` Jerin Jacob 2020-07-30 19:49 ` [dpdk-dev] [PATCH 07/27] event/dlb: add private data structures and constants McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 08/27] event/dlb: add definitions shared with LKM or shared code McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 09/27] event/dlb: add inline functions used in multiple files McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 10/27] event/dlb: add PFPMD-specific interface layer to shared code McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 11/27] event/dlb: add flexible PMD to device interfaces McDaniel, Timothy 2020-07-30 19:49 ` [dpdk-dev] [PATCH 12/27] event/dlb: add the PMD's public interfaces McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 13/27] event/dlb: add xstats support McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 14/27] event/dlb: add PMD self-tests McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 15/27] event/dlb: add probe McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 16/27] event/dlb: add infos_get and configure McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 17/27] event/dlb: add queue_def_conf and port_def_conf McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 18/27] event/dlb: add queue setup McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 19/27] event/dlb: add port_setup McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 20/27] event/dlb: add port_link McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 21/27] event/dlb: add queue_release and port_release McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 22/27] event/dlb: add port_unlink and port_unlinks_in_progress McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 23/27] event/dlb: add eventdev_start McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 24/27] event/dlb: add timeout_ticks, dump, xstats, and selftest McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 25/27] event/dlb: add enqueue and its burst variants McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 26/27] event/dlb: add dequeue, dequeue_burst, and variants McDaniel, Timothy 2020-07-30 19:50 ` [dpdk-dev] [PATCH 27/27] event/dlb: add eventdev_stop and eventdev_close McDaniel, Timothy
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