projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 11fdf7f2 TL |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | /* | |
| 3 | * Copyright(c) 2010-2014 Intel Corporation. | |
| 7c673cae FG |
4 | */ |
| 5 | ||
| 6 | #ifndef _KNI_DEV_H_ | |
| 7 | #define _KNI_DEV_H_ | |
| 8 | ||
| 9 | #ifdef pr_fmt | |
| 10 | #undef pr_fmt | |
| 11 | #endif | |
| 12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
| 13 | ||
| 11fdf7f2 TL |
14 | #include "compat.h" |
| 15 | ||
| 7c673cae FG |
16 | #include <linux/if.h> |
| 17 | #include <linux/wait.h> | |
| 11fdf7f2 TL |
18 | #ifdef HAVE_SIGNAL_FUNCTIONS_OWN_HEADER |
| 19 | #include <linux/sched/signal.h> | |
| 20 | #else | |
| 7c673cae | 21 | #include <linux/sched.h> |
| 11fdf7f2 | 22 | #endif |
| 7c673cae FG |
23 | #include <linux/netdevice.h> |
| 24 | #include <linux/spinlock.h> | |
| 25 | #include <linux/list.h> | |
| 26 | ||
| 9f95a23c | 27 | #include <rte_kni_common.h> |
| 7c673cae FG |
28 | #define KNI_KTHREAD_RESCHEDULE_INTERVAL 5 /* us */ |
| 29 | ||
| 30 | #define MBUF_BURST_SZ 32 | |
| 31 | ||
| 9f95a23c TL |
32 | /* Default carrier state for created KNI network interfaces */ |
| 33 | extern uint32_t dflt_carrier; | |
| 34 | ||
| 7c673cae FG |
35 | /** |
| 36 | * A structure describing the private information for a kni device. | |
| 37 | */ | |
| 38 | struct kni_dev { | |
| 39 | /* kni list */ | |
| 40 | struct list_head list; | |
| 41 | ||
| 42 | struct net_device_stats stats; | |
| 43 | int status; | |
| 44 | uint16_t group_id; /* Group ID of a group of KNI devices */ | |
| 45 | uint32_t core_id; /* Core ID to bind */ | |
| 46 | char name[RTE_KNI_NAMESIZE]; /* Network device name */ | |
| 47 | struct task_struct *pthread; | |
| 48 | ||
| 49 | /* wait queue for req/resp */ | |
| 50 | wait_queue_head_t wq; | |
| 51 | struct mutex sync_lock; | |
| 52 | ||
| 53 | /* PCI device id */ | |
| 54 | uint16_t device_id; | |
| 55 | ||
| 56 | /* kni device */ | |
| 57 | struct net_device *net_dev; | |
| 58 | struct net_device *lad_dev; | |
| 59 | struct pci_dev *pci_dev; | |
| 60 | ||
| 61 | /* queue for packets to be sent out */ | |
| 62 | void *tx_q; | |
| 63 | ||
| 64 | /* queue for the packets received */ | |
| 65 | void *rx_q; | |
| 66 | ||
| 67 | /* queue for the allocated mbufs those can be used to save sk buffs */ | |
| 68 | void *alloc_q; | |
| 69 | ||
| 70 | /* free queue for the mbufs to be freed */ | |
| 71 | void *free_q; | |
| 72 | ||
| 73 | /* request queue */ | |
| 74 | void *req_q; | |
| 75 | ||
| 76 | /* response queue */ | |
| 77 | void *resp_q; | |
| 78 | ||
| 79 | void *sync_kva; | |
| 80 | void *sync_va; | |
| 81 | ||
| 82 | void *mbuf_kva; | |
| 83 | void *mbuf_va; | |
| 84 | ||
| 85 | /* mbuf size */ | |
| 86 | uint32_t mbuf_size; | |
| 87 | ||
| 88 | /* synchro for request processing */ | |
| 89 | unsigned long synchro; | |
| 90 | ||
| 7c673cae FG |
91 | /* buffers */ |
| 92 | void *pa[MBUF_BURST_SZ]; | |
| 93 | void *va[MBUF_BURST_SZ]; | |
| 94 | void *alloc_pa[MBUF_BURST_SZ]; | |
| 95 | void *alloc_va[MBUF_BURST_SZ]; | |
| 96 | }; | |
| 97 | ||
| 11fdf7f2 | 98 | void kni_net_release_fifo_phy(struct kni_dev *kni); |
| 7c673cae FG |
99 | void kni_net_rx(struct kni_dev *kni); |
| 100 | void kni_net_init(struct net_device *dev); | |
| 101 | void kni_net_config_lo_mode(char *lo_str); | |
| 102 | void kni_net_poll_resp(struct kni_dev *kni); | |
| 103 | void kni_set_ethtool_ops(struct net_device *netdev); | |
| 104 | ||
| 105 | int ixgbe_kni_probe(struct pci_dev *pdev, struct net_device **lad_dev); | |
| 106 | void ixgbe_kni_remove(struct pci_dev *pdev); | |
| 107 | int igb_kni_probe(struct pci_dev *pdev, struct net_device **lad_dev); | |
| 108 | void igb_kni_remove(struct pci_dev *pdev); | |
| 109 | ||
| 110 | #endif |