aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/ehea/ehea.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ehea/ehea.h')
-rw-r--r--drivers/net/ehea/ehea.h447
1 files changed, 0 insertions, 447 deletions
diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
deleted file mode 100644
index 23b451a8ae1..00000000000
--- a/drivers/net/ehea/ehea.h
+++ /dev/null
@@ -1,447 +0,0 @@
-/*
- * linux/drivers/net/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>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __EHEA_H__
-#define __EHEA_H__
-
-#include <linux/module.h>
-#include <linux/ethtool.h>
-#include <linux/vmalloc.h>
-#include <linux/if_vlan.h>
-
-#include <asm/ibmebus.h>
-#include <asm/abs_addr.h>
-#include <asm/io.h>
-
-#define DRV_NAME "ehea"
-#define DRV_VERSION "EHEA_0028"
-
-#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_NUM_TX_QP 1
-
-#ifdef EHEA_SMALL_QUEUES
-#define EHEA_MAX_CQE_COUNT 1023
-#define EHEA_DEF_ENTRIES_SQ 1023
-#define EHEA_DEF_ENTRIES_RQ1 4095
-#define EHEA_DEF_ENTRIES_RQ2 1023
-#define EHEA_DEF_ENTRIES_RQ3 1023
-#else
-#define EHEA_MAX_CQE_COUNT 32000
-#define EHEA_DEF_ENTRIES_SQ 16000
-#define EHEA_DEF_ENTRIES_RQ1 32080
-#define EHEA_DEF_ENTRIES_RQ2 4020
-#define EHEA_DEF_ENTRIES_RQ3 4020
-#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 1522
-#define EHEA_L_PKT_SIZE 256 /* low latency */
-
-#define EHEA_POLL_MAX_RWQE 1000
-
-/* Send completion signaling */
-#define EHEA_SIG_IV_LONG 1
-
-/* Protection Domain Identifier */
-#define EHEA_PD_ID 0xaabcdeff
-
-#define EHEA_RQ2_THRESHOLD 1
-#define EHEA_RQ3_THRESHOLD 9 /* use RQ3 threshold of 1522 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
-
-/* Use this define to kmallocate pHYP control blocks */
-#define H_CB_ALIGNMENT 4096
-
-#define EHEA_CACHE_LINE 128
-
-/* Memory Regions */
-#define EHEA_MR_MAX_TX_PAGES 20
-#define EHEA_MR_TX_DATA_PN 3
-#define EHEA_MR_ACC_CTRL 0x00800000
-#define EHEA_RWQES_PER_MR_RQ2 10
-#define EHEA_RWQES_PER_MR_RQ3 10
-
-#define EHEA_WATCH_DOG_TIMEOUT 10*HZ
-
-/* utility functions */
-
-#define ehea_info(fmt, args...) \
- printk(KERN_INFO DRV_NAME ": " fmt "\n", ## args)
-
-#define ehea_error(fmt, args...) \
- printk(KERN_ERR DRV_NAME ": Error in %s: " fmt "\n", __func__, ## args)
-
-#ifdef DEBUG
-#define ehea_debug(fmt, args...) \
- printk(KERN_DEBUG DRV_NAME ": " fmt, ## args)
-#else
-#define ehea_debug(fmt, args...) do {} while (0)
-#endif
-
-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 */
-};
-
-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 paramter
- */
-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 {
- u64 handle;
- u64 vaddr;
- u32 lkey;
-};
-
-/*
- * Port state information
- */
-struct port_state {
- int poll_max_processed;
- int poll_receive_errors;
- int ehea_poll;
- int queue_stopped;
- int min_swqe_avail;
- u64 sqc_stop_sum;
- int pkt_send;
- int pkt_xmit;
- int send_tasklet;
- int nwqe;
-};
-
-#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 ehea_mr send_mr; /* send memory region */
- struct ehea_mr recv_mr; /* receive memory region */
- spinlock_t xmit_lock;
- 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 *send_eq;
- struct ehea_eq *recv_eq;
- spinlock_t send_lock;
- 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;
- spinlock_t netif_queue;
- int queue_stopped;
- int swqe_refill_th;
- atomic_t swqe_avail;
- int swqe_ll_count;
- int swqe_count;
- u32 swqe_id_counter;
- u64 tx_packets;
- struct tasklet_struct send_comp_task;
- spinlock_t recv_lock;
- struct port_state p_state;
- u64 rx_packets;
- u32 poll_counter;
-};
-
-
-struct ehea_adapter {
- u64 handle;
- u8 num_ports;
- struct ehea_port *port[16];
- struct ehea_eq *neq; /* notification event queue */
- struct workqueue_struct *ehea_wq;
- struct tasklet_struct neq_tasklet;
- struct ehea_mr mr;
- u32 pd; /* protection domain */
- u64 max_mc_mac; /* max number of multicast mac addresses */
-};
-
-
-struct ehea_mc_list {
- struct list_head list;
- u64 macaddr;
-};
-
-#define EHEA_PORT_UP 1
-#define EHEA_PORT_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 net_device_stats stats;
- struct ehea_port_res port_res[EHEA_MAX_PORT_RES];
- struct device_node *of_dev_node; /* Open Firmware Device Node */
- struct ehea_mc_list *mc_list; /* Multicast MAC addresses */
- struct vlan_group *vgrp;
- struct ehea_eq *qp_eq;
- struct work_struct reset_task;
- struct semaphore port_lock;
- char int_aff_name[EHEA_IRQ_NAME_SIZE];
- int allmulti; /* Indicates IFF_ALLMULTI state */
- int promisc; /* Indicates IFF_PROMISC state */
- int num_add_tx_qps;
- int resets;
- u64 mac_addr;
- u32 logical_port_id;
- u32 port_speed;
- u32 msg_enable;
- u32 sig_comp_iv;
- u32 state;
- u8 full_duplex;
- u8 autoneg;
- u8 num_def_qps;
-};
-
-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;
-};
-
-
-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__ */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-07 17:06:02 +0000