| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Jan-Bernd Themann | 1082 | 84.40% | 9 | 28.12% |
| Thomas Klein | 100 | 7.80% | 3 | 9.38% |
| Hannes Hering | 57 | 4.45% | 2 | 6.25% |
| Breno Leitão | 13 | 1.01% | 4 | 12.50% |
| Anton Blanchard | 6 | 0.47% | 3 | 9.38% |
| brenohl@br.ibm.com | 4 | 0.31% | 1 | 3.12% |
| Stephen Hemminger | 4 | 0.31% | 1 | 3.12% |
| Christophe Leroy | 3 | 0.23% | 1 | 3.12% |
| Andre Detsch | 3 | 0.23% | 1 | 3.12% |
| Thomas Gleixner | 2 | 0.16% | 1 | 3.12% |
| Daniel Walker | 2 | 0.16% | 2 | 6.25% |
| Stephen Rothwell | 2 | 0.16% | 1 | 3.12% |
| Grant C. Likely | 2 | 0.16% | 1 | 3.12% |
| Joachim Fenkes | 1 | 0.08% | 1 | 3.12% |
| Martin Olsson | 1 | 0.08% | 1 | 3.12% |
| Total | 1282 | 32 |
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * linux/drivers/net/ethernet/ibm/ehea/ehea.h * * eHEA ethernet device driver for IBM eServer System p * * (C) Copyright IBM Corp. 2006 * * Authors: * Christoph Raisch <raisch@de.ibm.com> * Jan-Bernd Themann <themann@de.ibm.com> * Thomas Klein <tklein@de.ibm.com> */ #ifndef __EHEA_H__ #define __EHEA_H__ #include <linux/module.h> #include <linux/ethtool.h> #include <linux/vmalloc.h> #include <linux/if_vlan.h> #include <linux/platform_device.h> #include <asm/ibmebus.h> #include <asm/io.h> #define DRV_NAME "ehea" #define DRV_VERSION "EHEA_0107" /* eHEA capability flags */ #define DLPAR_PORT_ADD_REM 1 #define DLPAR_MEM_ADD 2 #define DLPAR_MEM_REM 4 #define EHEA_CAPABILITIES (DLPAR_PORT_ADD_REM | DLPAR_MEM_ADD | DLPAR_MEM_REM) #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \ | NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR) #define EHEA_MAX_ENTRIES_RQ1 32767 #define EHEA_MAX_ENTRIES_RQ2 16383 #define EHEA_MAX_ENTRIES_RQ3 16383 #define EHEA_MAX_ENTRIES_SQ 32767 #define EHEA_MIN_ENTRIES_QP 127 #define EHEA_SMALL_QUEUES #ifdef EHEA_SMALL_QUEUES #define EHEA_MAX_CQE_COUNT 1023 #define EHEA_DEF_ENTRIES_SQ 1023 #define EHEA_DEF_ENTRIES_RQ1 1023 #define EHEA_DEF_ENTRIES_RQ2 1023 #define EHEA_DEF_ENTRIES_RQ3 511 #else #define EHEA_MAX_CQE_COUNT 4080 #define EHEA_DEF_ENTRIES_SQ 4080 #define EHEA_DEF_ENTRIES_RQ1 8160 #define EHEA_DEF_ENTRIES_RQ2 2040 #define EHEA_DEF_ENTRIES_RQ3 2040 #endif #define EHEA_MAX_ENTRIES_EQ 20 #define EHEA_SG_SQ 2 #define EHEA_SG_RQ1 1 #define EHEA_SG_RQ2 0 #define EHEA_SG_RQ3 0 #define EHEA_MAX_PACKET_SIZE 9022 /* for jumbo frames */ #define EHEA_RQ2_PKT_SIZE 2048 #define EHEA_L_PKT_SIZE 256 /* low latency */ /* Send completion signaling */ /* Protection Domain Identifier */ #define EHEA_PD_ID 0xaabcdeff #define EHEA_RQ2_THRESHOLD 1 #define EHEA_RQ3_THRESHOLD 4 /* use RQ3 threshold of 2048 bytes */ #define EHEA_SPEED_10G 10000 #define EHEA_SPEED_1G 1000 #define EHEA_SPEED_100M 100 #define EHEA_SPEED_10M 10 #define EHEA_SPEED_AUTONEG 0 /* Broadcast/Multicast registration types */ #define EHEA_BCMC_SCOPE_ALL 0x08 #define EHEA_BCMC_SCOPE_SINGLE 0x00 #define EHEA_BCMC_MULTICAST 0x04 #define EHEA_BCMC_BROADCAST 0x00 #define EHEA_BCMC_UNTAGGED 0x02 #define EHEA_BCMC_TAGGED 0x00 #define EHEA_BCMC_VLANID_ALL 0x01 #define EHEA_BCMC_VLANID_SINGLE 0x00 #define EHEA_CACHE_LINE 128 /* Memory Regions */ #define EHEA_MR_ACC_CTRL 0x00800000 #define EHEA_BUSMAP_START 0x8000000000000000ULL #define EHEA_INVAL_ADDR 0xFFFFFFFFFFFFFFFFULL #define EHEA_DIR_INDEX_SHIFT 13 /* 8k Entries in 64k block */ #define EHEA_TOP_INDEX_SHIFT (EHEA_DIR_INDEX_SHIFT * 2) #define EHEA_MAP_ENTRIES (1 << EHEA_DIR_INDEX_SHIFT) #define EHEA_MAP_SIZE (0x10000) /* currently fixed map size */ #define EHEA_INDEX_MASK (EHEA_MAP_ENTRIES - 1) #define EHEA_WATCH_DOG_TIMEOUT 10*HZ /* utility functions */ void ehea_dump(void *adr, int len, char *msg); #define EHEA_BMASK(pos, length) (((pos) << 16) + (length)) #define EHEA_BMASK_IBM(from, to) (((63 - to) << 16) + ((to) - (from) + 1)) #define EHEA_BMASK_SHIFTPOS(mask) (((mask) >> 16) & 0xffff) #define EHEA_BMASK_MASK(mask) \ (0xffffffffffffffffULL >> ((64 - (mask)) & 0xffff)) #define EHEA_BMASK_SET(mask, value) \ ((EHEA_BMASK_MASK(mask) & ((u64)(value))) << EHEA_BMASK_SHIFTPOS(mask)) #define EHEA_BMASK_GET(mask, value) \ (EHEA_BMASK_MASK(mask) & (((u64)(value)) >> EHEA_BMASK_SHIFTPOS(mask))) /* * Generic ehea page */ struct ehea_page { u8 entries[PAGE_SIZE]; }; /* * Generic queue in linux kernel virtual memory */ struct hw_queue { u64 current_q_offset; /* current queue entry */ struct ehea_page **queue_pages; /* array of pages belonging to queue */ u32 qe_size; /* queue entry size */ u32 queue_length; /* queue length allocated in bytes */ u32 pagesize; u32 toggle_state; /* toggle flag - per page */ u32 reserved; /* 64 bit alignment */ }; /* * For pSeries this is a 64bit memory address where * I/O memory is mapped into CPU address space */ struct h_epa { void __iomem *addr; }; struct h_epa_user { u64 addr; }; struct h_epas { struct h_epa kernel; /* kernel space accessible resource, set to 0 if unused */ struct h_epa_user user; /* user space accessible resource set to 0 if unused */ }; /* * Memory map data structures */ struct ehea_dir_bmap { u64 ent[EHEA_MAP_ENTRIES]; }; struct ehea_top_bmap { struct ehea_dir_bmap *dir[EHEA_MAP_ENTRIES]; }; struct ehea_bmap { struct ehea_top_bmap *top[EHEA_MAP_ENTRIES]; }; struct ehea_qp; struct ehea_cq; struct ehea_eq; struct ehea_port; struct ehea_av; /* * Queue attributes passed to ehea_create_qp() */ struct ehea_qp_init_attr { /* input parameter */ u32 qp_token; /* queue token */ u8 low_lat_rq1; u8 signalingtype; /* cqe generation flag */ u8 rq_count; /* num of receive queues */ u8 eqe_gen; /* eqe generation flag */ u16 max_nr_send_wqes; /* max number of send wqes */ u16 max_nr_rwqes_rq1; /* max number of receive wqes */ u16 max_nr_rwqes_rq2; u16 max_nr_rwqes_rq3; u8 wqe_size_enc_sq; u8 wqe_size_enc_rq1; u8 wqe_size_enc_rq2; u8 wqe_size_enc_rq3; u8 swqe_imm_data_len; /* immediate data length for swqes */ u16 port_nr; u16 rq2_threshold; u16 rq3_threshold; u64 send_cq_handle; u64 recv_cq_handle; u64 aff_eq_handle; /* output parameter */ u32 qp_nr; u16 act_nr_send_wqes; u16 act_nr_rwqes_rq1; u16 act_nr_rwqes_rq2; u16 act_nr_rwqes_rq3; u8 act_wqe_size_enc_sq; u8 act_wqe_size_enc_rq1; u8 act_wqe_size_enc_rq2; u8 act_wqe_size_enc_rq3; u32 nr_sq_pages; u32 nr_rq1_pages; u32 nr_rq2_pages; u32 nr_rq3_pages; u32 liobn_sq; u32 liobn_rq1; u32 liobn_rq2; u32 liobn_rq3; }; /* * Event Queue attributes, passed as parameter */ struct ehea_eq_attr { u32 type; u32 max_nr_of_eqes; u8 eqe_gen; /* generate eqe flag */ u64 eq_handle; u32 act_nr_of_eqes; u32 nr_pages; u32 ist1; /* Interrupt service token */ u32 ist2; u32 ist3; u32 ist4; }; /* * Event Queue */ struct ehea_eq { struct ehea_adapter *adapter; struct hw_queue hw_queue; u64 fw_handle; struct h_epas epas; spinlock_t spinlock; struct ehea_eq_attr attr; }; /* * HEA Queues */ struct ehea_qp { struct ehea_adapter *adapter; u64 fw_handle; /* QP handle for firmware calls */ struct hw_queue hw_squeue; struct hw_queue hw_rqueue1; struct hw_queue hw_rqueue2; struct hw_queue hw_rqueue3; struct h_epas epas; struct ehea_qp_init_attr init_attr; }; /* * Completion Queue attributes */ struct ehea_cq_attr { /* input parameter */ u32 max_nr_of_cqes; u32 cq_token; u64 eq_handle; /* output parameter */ u32 act_nr_of_cqes; u32 nr_pages; }; /* * Completion Queue */ struct ehea_cq { struct ehea_adapter *adapter; u64 fw_handle; struct hw_queue hw_queue; struct h_epas epas; struct ehea_cq_attr attr; }; /* * Memory Region */ struct ehea_mr { struct ehea_adapter *adapter; u64 handle; u64 vaddr; u32 lkey; }; /* * Port state information */ struct port_stats { int poll_receive_errors; int queue_stopped; int err_tcp_cksum; int err_ip_cksum; int err_frame_crc; }; #define EHEA_IRQ_NAME_SIZE 20 /* * Queue SKB Array */ struct ehea_q_skb_arr { struct sk_buff **arr; /* skb array for queue */ int len; /* array length */ int index; /* array index */ int os_skbs; /* rq2/rq3 only: outstanding skbs */ }; /* * Port resources */ struct ehea_port_res { struct napi_struct napi; struct port_stats p_stats; struct ehea_mr send_mr; /* send memory region */ struct ehea_mr recv_mr; /* receive memory region */ struct ehea_port *port; char int_recv_name[EHEA_IRQ_NAME_SIZE]; char int_send_name[EHEA_IRQ_NAME_SIZE]; struct ehea_qp *qp; struct ehea_cq *send_cq; struct ehea_cq *recv_cq; struct ehea_eq *eq; struct ehea_q_skb_arr rq1_skba; struct ehea_q_skb_arr rq2_skba; struct ehea_q_skb_arr rq3_skba; struct ehea_q_skb_arr sq_skba; int sq_skba_size; int swqe_refill_th; atomic_t swqe_avail; int swqe_ll_count; u32 swqe_id_counter; u64 tx_packets; u64 tx_bytes; u64 rx_packets; u64 rx_bytes; int sq_restart_flag; }; #define EHEA_MAX_PORTS 16 #define EHEA_NUM_PORTRES_FW_HANDLES 6 /* QP handle, SendCQ handle, RecvCQ handle, EQ handle, SendMR handle, RecvMR handle */ #define EHEA_NUM_PORT_FW_HANDLES 1 /* EQ handle */ #define EHEA_NUM_ADAPTER_FW_HANDLES 2 /* MR handle, NEQ handle */ struct ehea_adapter { u64 handle; struct platform_device *ofdev; struct ehea_port *port[EHEA_MAX_PORTS]; struct ehea_eq *neq; /* notification event queue */ struct tasklet_struct neq_tasklet; struct ehea_mr mr; u32 pd; /* protection domain */ u64 max_mc_mac; /* max number of multicast mac addresses */ int active_ports; struct list_head list; }; struct ehea_mc_list { struct list_head list; u64 macaddr; }; /* kdump support */ struct ehea_fw_handle_entry { u64 adh; /* Adapter Handle */ u64 fwh; /* Firmware Handle */ }; struct ehea_fw_handle_array { struct ehea_fw_handle_entry *arr; int num_entries; struct mutex lock; }; struct ehea_bcmc_reg_entry { u64 adh; /* Adapter Handle */ u32 port_id; /* Logical Port Id */ u8 reg_type; /* Registration Type */ u64 macaddr; }; struct ehea_bcmc_reg_array { struct ehea_bcmc_reg_entry *arr; int num_entries; spinlock_t lock; }; #define EHEA_PORT_UP 1 #define EHEA_PORT_DOWN 0 #define EHEA_PHY_LINK_UP 1 #define EHEA_PHY_LINK_DOWN 0 #define EHEA_MAX_PORT_RES 16 struct ehea_port { struct ehea_adapter *adapter; /* adapter that owns this port */ struct net_device *netdev; struct rtnl_link_stats64 stats; struct ehea_port_res port_res[EHEA_MAX_PORT_RES]; struct platform_device ofdev; /* Open Firmware Device */ struct ehea_mc_list *mc_list; /* Multicast MAC addresses */ struct ehea_eq *qp_eq; struct work_struct reset_task; struct delayed_work stats_work; struct mutex port_lock; char int_aff_name[EHEA_IRQ_NAME_SIZE]; int allmulti; /* Indicates IFF_ALLMULTI state */ int promisc; /* Indicates IFF_PROMISC state */ int num_mcs; int resets; unsigned long flags; u64 mac_addr; u32 logical_port_id; u32 port_speed; u32 msg_enable; u32 sig_comp_iv; u32 state; u8 phy_link; u8 full_duplex; u8 autoneg; u8 num_def_qps; wait_queue_head_t swqe_avail_wq; wait_queue_head_t restart_wq; }; struct port_res_cfg { int max_entries_rcq; int max_entries_scq; int max_entries_sq; int max_entries_rq1; int max_entries_rq2; int max_entries_rq3; }; enum ehea_flag_bits { __EHEA_STOP_XFER, __EHEA_DISABLE_PORT_RESET }; void ehea_set_ethtool_ops(struct net_device *netdev); int ehea_sense_port_attr(struct ehea_port *port); int ehea_set_portspeed(struct ehea_port *port, u32 port_speed); #endif /* __EHEA_H__ */
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