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 11/27] event/dlb: add flexible PMD to device interfaces Date: Fri, 26 Jun 2020 23:37:35 -0500 Message-ID: <1593232671-5690-12-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> The PMD uses function pointers so that it can be executed as a bifurcated PMD accessing hardware via a linux kernel mode driver, or as a PF PMD where it has complete control of the hardware device. Note that this interface is not used in the data path. Signed-off-by: McDaniel, Timothy <timothy.mcdaniel@intel.com> --- drivers/event/dlb/Makefile | 1 + drivers/event/dlb/dlb_iface.c | 105 +++++++++++++++++++++++++++++++++++++++++ drivers/event/dlb/dlb_iface.h | 92 ++++++++++++++++++++++++++++++++++++ drivers/event/dlb/meson.build | 3 +- 4 files changed, 200 insertions(+), 1 deletion(-) create mode 100644 drivers/event/dlb/dlb_iface.c create mode 100644 drivers/event/dlb/dlb_iface.h diff --git a/drivers/event/dlb/Makefile b/drivers/event/dlb/Makefile index 0d27fc3..b506e75 100644 --- a/drivers/event/dlb/Makefile +++ b/drivers/event/dlb/Makefile @@ -20,6 +20,7 @@ LIBABIVER := 1 EXPORT_MAP := rte_pmd_dlb_event_version.map # library source files +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 diff --git a/drivers/event/dlb/dlb_iface.c b/drivers/event/dlb/dlb_iface.c new file mode 100644 index 0000000..72f2452 --- /dev/null +++ b/drivers/event/dlb/dlb_iface.c @@ -0,0 +1,105 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2016-2020 Intel Corporation + */ + +#include <stdbool.h> +#include <stdint.h> +#include <rte_debug.h> +#include <rte_bus_pci.h> +#include <rte_log.h> +#include <rte_dev.h> +#include <rte_mbuf.h> +#include <rte_ring.h> +#include <rte_errno.h> +#include <rte_kvargs.h> +#include <rte_malloc.h> +#include <rte_cycles.h> +#include <rte_io.h> +#include <rte_eventdev.h> +#include <rte_eventdev_pmd.h> + +#include "dlb_priv.h" + +/* DLB PMD Internal interface function pointers. + * If VDEV (bifurcated PMD), these will resolve to functions that issue ioctls + * serviced by DLB kernel module. + * If PCI (PF PMD), these will be implemented locally in user mode. + */ + +void (*dlb_iface_low_level_io_init)(struct dlb_eventdev *dlb); + +int (*dlb_iface_open)(struct dlb_hw_dev *handle, const char *name); + +void (*dlb_iface_domain_close)(struct dlb_eventdev *dlb); + +int (*dlb_iface_get_driver_version)(struct dlb_hw_dev *handle, + struct dlb_cmd_response *response); + +int (*dlb_iface_get_device_version)(struct dlb_hw_dev *handle, + uint8_t *revision); + +int (*dlb_iface_get_num_resources)(struct dlb_hw_dev *handle, + struct dlb_get_num_resources_args *rsrcs); + +int (*dlb_iface_sched_domain_create)(struct dlb_hw_dev *handle, + struct dlb_create_sched_domain_args *args); + +int (*dlb_iface_ldb_credit_pool_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_pool_args *cfg); + +int (*dlb_iface_dir_credit_pool_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_pool_args *cfg); + +int (*dlb_iface_ldb_queue_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_queue_args *cfg); + +int (*dlb_iface_dir_queue_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_queue_args *cfg); + +int (*dlb_iface_ldb_port_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_port_args *cfg, + enum dlb_cq_poll_modes poll_mode); + +int (*dlb_iface_dir_port_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_port_args *cfg, + enum dlb_cq_poll_modes poll_mode); + +int (*dlb_iface_map_qid)(struct dlb_hw_dev *handle, + struct dlb_map_qid_args *cfg); + +int (*dlb_iface_unmap_qid)(struct dlb_hw_dev *handle, + struct dlb_unmap_qid_args *cfg); + +int (*dlb_iface_sched_domain_start)(struct dlb_hw_dev *handle, + struct dlb_start_domain_args *cfg); + +int (*dlb_iface_block_on_cq_interrupt)(struct dlb_hw_dev *handle, + int port_id, bool is_ldb, + volatile void *cq_va, uint8_t cq_gen, + bool arm); + +int (*dlb_iface_pending_port_unmaps)(struct dlb_hw_dev *handle, + struct dlb_pending_port_unmaps_args *args); + +int (*dlb_iface_get_ldb_queue_depth)(struct dlb_hw_dev *handle, + struct dlb_get_ldb_queue_depth_args *args); + +int (*dlb_iface_get_dir_queue_depth)(struct dlb_hw_dev *handle, + struct dlb_get_dir_queue_depth_args *args); + +int (*dlb_iface_enqueue_domain_alert)(struct dlb_hw_dev *handle, + uint64_t alert_data); + +int (*dlb_iface_get_cq_poll_mode)(struct dlb_hw_dev *handle, + enum dlb_cq_poll_modes *mode); + +int (*dlb_iface_get_sn_allocation)(struct dlb_hw_dev *handle, + struct dlb_get_sn_allocation_args *args); + +int (*dlb_iface_set_sn_allocation)(struct dlb_hw_dev *handle, + struct dlb_set_sn_allocation_args *args); + +int (*dlb_iface_get_sn_occupancy)(struct dlb_hw_dev *handle, + struct dlb_get_sn_occupancy_args *args); + +void (*dlb_iface_port_mmap)(struct dlb_port *qm_port); diff --git a/drivers/event/dlb/dlb_iface.h b/drivers/event/dlb/dlb_iface.h new file mode 100644 index 0000000..8c3d88b --- /dev/null +++ b/drivers/event/dlb/dlb_iface.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2016-2020 Intel Corporation + */ + +#ifndef _DLB_IFACE_H +#define _DLB_IFACE_H + +/* DLB PMD Internal interface function pointers. + * If VDEV (bifurcated PMD), these will resolve to functions that issue ioctls + * serviced by DLB kernel module. + * If PCI (PF PMD), these will be implemented locally in user mode. + */ + +extern void (*dlb_iface_low_level_io_init)(struct dlb_eventdev *dlb); + +extern int (*dlb_iface_open)(struct dlb_hw_dev *handle, const char *name); + +extern void (*dlb_iface_domain_close)(struct dlb_eventdev *dlb); + +extern int (*dlb_iface_get_driver_version)(struct dlb_hw_dev *handle, + struct dlb_cmd_response *response); + +extern int (*dlb_iface_get_device_version)(struct dlb_hw_dev *handle, + uint8_t *revision); + +extern int (*dlb_iface_get_num_resources)(struct dlb_hw_dev *handle, + struct dlb_get_num_resources_args *rsrcs); + +extern int (*dlb_iface_sched_domain_create)(struct dlb_hw_dev *handle, + struct dlb_create_sched_domain_args *args); + +extern int (*dlb_iface_ldb_credit_pool_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_pool_args *cfg); + +extern int (*dlb_iface_dir_credit_pool_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_pool_args *cfg); + +extern int (*dlb_iface_ldb_queue_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_queue_args *cfg); + +extern int (*dlb_iface_dir_queue_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_queue_args *cfg); + +extern int (*dlb_iface_ldb_port_create)(struct dlb_hw_dev *handle, + struct dlb_create_ldb_port_args *cfg, + enum dlb_cq_poll_modes poll_mode); + +extern int (*dlb_iface_dir_port_create)(struct dlb_hw_dev *handle, + struct dlb_create_dir_port_args *cfg, + enum dlb_cq_poll_modes poll_mode); + +extern int (*dlb_iface_map_qid)(struct dlb_hw_dev *handle, + struct dlb_map_qid_args *cfg); + +extern int (*dlb_iface_unmap_qid)(struct dlb_hw_dev *handle, + struct dlb_unmap_qid_args *cfg); + +extern int (*dlb_iface_sched_domain_start)(struct dlb_hw_dev *handle, + struct dlb_start_domain_args *cfg); + +extern int (*dlb_iface_block_on_cq_interrupt)(struct dlb_hw_dev *handle, + int port_id, bool is_ldb, + volatile void *cq_va, uint8_t cq_gen, + bool arm); + +extern int (*dlb_iface_pending_port_unmaps)(struct dlb_hw_dev *handle, + struct dlb_pending_port_unmaps_args *args); + +extern int (*dlb_iface_get_ldb_queue_depth)(struct dlb_hw_dev *handle, + struct dlb_get_ldb_queue_depth_args *args); + +extern int (*dlb_iface_get_dir_queue_depth)(struct dlb_hw_dev *handle, + struct dlb_get_dir_queue_depth_args *args); + +extern int (*dlb_iface_enqueue_domain_alert)(struct dlb_hw_dev *handle, + uint64_t alert_data); + +extern int (*dlb_iface_get_cq_poll_mode)(struct dlb_hw_dev *handle, + enum dlb_cq_poll_modes *mode); + +extern int (*dlb_iface_get_sn_allocation)(struct dlb_hw_dev *handle, + struct dlb_get_sn_allocation_args *args); + +extern int (*dlb_iface_set_sn_allocation)(struct dlb_hw_dev *handle, + struct dlb_set_sn_allocation_args *args); + +extern int (*dlb_iface_get_sn_occupancy)(struct dlb_hw_dev *handle, + struct dlb_get_sn_occupancy_args *args); + +extern void (*dlb_iface_port_mmap)(struct dlb_port *qm_port); + +#endif /* _DLB_IFACE_H */ diff --git a/drivers/event/dlb/meson.build b/drivers/event/dlb/meson.build index 1e30b4c..1471a43 100644 --- a/drivers/event/dlb/meson.build +++ b/drivers/event/dlb/meson.build @@ -1,7 +1,8 @@ # SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2019-2020 Intel Corporation -sources = files('pf/dlb_pf.c', +sources = files('dlb_iface.c', + 'pf/dlb_pf.c', 'pf/dlb_main.c', 'pf/base/dlb_resource.c' ) -- 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 ` Tim McDaniel [this message] 2020-06-27 4:37 ` [dpdk-dev] [PATCH 12/27] event/dlb: add the PMD's public interfaces Tim McDaniel 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 11/27] event/dlb: add flexible PMD to device 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 11/27] event/dlb: add flexible PMD to device interfaces McDaniel, Timothy
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