[net-next-2.6.git] / drivers / net / enic / enic.h

/*
 * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
 * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
 *
 * This program is free software; you may redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */

#ifndef _ENIC_H_
#define _ENIC_H_

#include "vnic_enet.h"
#include "vnic_dev.h"
#include "vnic_wq.h"
#include "vnic_rq.h"
#include "vnic_cq.h"
#include "vnic_intr.h"
#include "vnic_stats.h"
#include "vnic_nic.h"

#define DRV_NAME		"enic"
#define DRV_DESCRIPTION		"Cisco VIC Ethernet NIC Driver"
#define DRV_VERSION		"1.4.1.2a"
#define DRV_COPYRIGHT		"Copyright 2008-2010 Cisco Systems, Inc"

#define ENIC_BARS_MAX		6

#define ENIC_WQ_MAX		8
#define ENIC_RQ_MAX		8
#define ENIC_CQ_MAX		(ENIC_WQ_MAX + ENIC_RQ_MAX)
#define ENIC_INTR_MAX		(ENIC_CQ_MAX + 2)

enum enic_cq_index {
	ENIC_CQ_RQ,
	ENIC_CQ_WQ,
};

enum enic_intx_intr_index {
	ENIC_INTX_WQ_RQ,
	ENIC_INTX_ERR,
	ENIC_INTX_NOTIFY,
};

enum enic_msix_intr_index {
	ENIC_MSIX_RQ,
	ENIC_MSIX_WQ,
	ENIC_MSIX_ERR,
	ENIC_MSIX_NOTIFY,
	ENIC_MSIX_MAX,
};

struct enic_msix_entry {
	int requested;
	char devname[IFNAMSIZ];
	irqreturn_t (*isr)(int, void *);
	void *devid;
};

#define ENIC_SET_APPLIED		(1 << 0)
#define ENIC_SET_REQUEST		(1 << 1)
#define ENIC_SET_NAME			(1 << 2)
#define ENIC_SET_INSTANCE		(1 << 3)
#define ENIC_SET_HOST			(1 << 4)

struct enic_port_profile {
	u32 set;
	u8 request;
	char name[PORT_PROFILE_MAX];
	u8 instance_uuid[PORT_UUID_MAX];
	u8 host_uuid[PORT_UUID_MAX];
};

/* Per-instance private data structure */
struct enic {
	struct net_device *netdev;
	struct pci_dev *pdev;
	struct vnic_enet_config config;
	struct vnic_dev_bar bar[ENIC_BARS_MAX];
	struct vnic_dev *vdev;
	struct timer_list notify_timer;
	struct work_struct reset;
	struct msix_entry msix_entry[ENIC_MSIX_MAX];
	struct enic_msix_entry msix[ENIC_MSIX_MAX];
	u32 msg_enable;
	spinlock_t devcmd_lock;
	u8 mac_addr[ETH_ALEN];
	u8 mc_addr[ENIC_MULTICAST_PERFECT_FILTERS][ETH_ALEN];
	unsigned int flags;
	unsigned int mc_count;
	int csum_rx_enabled;
	u32 port_mtu;
	u32 rx_coalesce_usecs;
	u32 tx_coalesce_usecs;
	struct enic_port_profile pp;

	/* work queue cache line section */
	____cacheline_aligned struct vnic_wq wq[ENIC_WQ_MAX];
	spinlock_t wq_lock[ENIC_WQ_MAX];
	unsigned int wq_count;
	struct vlan_group *vlan_group;
	u16 loop_enable;
	u16 loop_tag;

	/* receive queue cache line section */
	____cacheline_aligned struct vnic_rq rq[ENIC_RQ_MAX];
	unsigned int rq_count;
	int (*rq_alloc_buf)(struct vnic_rq *rq);
	u64 rq_truncated_pkts;
	u64 rq_bad_fcs;
	struct napi_struct napi;

	/* interrupt resource cache line section */
	____cacheline_aligned struct vnic_intr intr[ENIC_INTR_MAX];
	unsigned int intr_count;
	u32 __iomem *legacy_pba;		/* memory-mapped */

	/* completion queue cache line section */
	____cacheline_aligned struct vnic_cq cq[ENIC_CQ_MAX];
	unsigned int cq_count;
};

static inline struct device *enic_get_dev(struct enic *enic)
{
	return &(enic->pdev->dev);
}

#endif /* _ENIC_H_ */
Commit	Line	Data
01f2e4ea	1	/*
29046f9b	2	* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
01f2e4ea SF	3	* Copyright 2007 Nuova Systems, Inc. All rights reserved.
	4	*
	5	* This program is free software; you may redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; version 2 of the License.
	8	*
	9	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	10	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	11	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	12	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	13	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	14	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	15	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	16	* SOFTWARE.
	17	*
	18	*/
	19
	20	#ifndef _ENIC_H_
	21	#define _ENIC_H_
	22
01f2e4ea SF	23	#include "vnic_enet.h"
	24	#include "vnic_dev.h"
	25	#include "vnic_wq.h"
	26	#include "vnic_rq.h"
	27	#include "vnic_cq.h"
	28	#include "vnic_intr.h"
	29	#include "vnic_stats.h"
6ba9cdc0	30	#include "vnic_nic.h"
01f2e4ea SF	31
01f2e4ea SF	32	#define DRV_NAME "enic"
641cb85e	33	#define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver"
bf746e62	34	#define DRV_VERSION "1.4.1.2a"
29046f9b	35	#define DRV_COPYRIGHT "Copyright 2008-2010 Cisco Systems, Inc"
01f2e4ea	36
27e6c7d3 SF	37	#define ENIC_BARS_MAX 6
27e6c7d3 SF	38
6ba9cdc0 SF	39	#define ENIC_WQ_MAX 8
	40	#define ENIC_RQ_MAX 8
	41	#define ENIC_CQ_MAX (ENIC_WQ_MAX + ENIC_RQ_MAX)
	42	#define ENIC_INTR_MAX (ENIC_CQ_MAX + 2)
	43
01f2e4ea SF	44	enum enic_cq_index {
	45	ENIC_CQ_RQ,
	46	ENIC_CQ_WQ,
01f2e4ea SF	47	};
	48
	49	enum enic_intx_intr_index {
	50	ENIC_INTX_WQ_RQ,
	51	ENIC_INTX_ERR,
	52	ENIC_INTX_NOTIFY,
01f2e4ea SF	53	};
	54
	55	enum enic_msix_intr_index {
	56	ENIC_MSIX_RQ,
	57	ENIC_MSIX_WQ,
	58	ENIC_MSIX_ERR,
	59	ENIC_MSIX_NOTIFY,
	60	ENIC_MSIX_MAX,
	61	};
	62
	63	struct enic_msix_entry {
	64	int requested;
	65	char devname[IFNAMSIZ];
	66	irqreturn_t (isr)(int, void );
	67	void *devid;
	68	};
	69
08f382eb SF	70	#define ENIC_SET_APPLIED (1 << 0)
	71	#define ENIC_SET_REQUEST (1 << 1)
	72	#define ENIC_SET_NAME (1 << 2)
	73	#define ENIC_SET_INSTANCE (1 << 3)
	74	#define ENIC_SET_HOST (1 << 4)
	75
f8bd9091	76	struct enic_port_profile {
08f382eb	77	u32 set;
f8bd9091 SF	78	u8 request;
	79	char name[PORT_PROFILE_MAX];
	80	u8 instance_uuid[PORT_UUID_MAX];
	81	u8 host_uuid[PORT_UUID_MAX];
	82	};
	83
01f2e4ea SF	84	/* Per-instance private data structure */
	85	struct enic {
	86	struct net_device *netdev;
	87	struct pci_dev *pdev;
	88	struct vnic_enet_config config;
27e6c7d3	89	struct vnic_dev_bar bar[ENIC_BARS_MAX];
01f2e4ea	90	struct vnic_dev *vdev;
01f2e4ea SF	91	struct timer_list notify_timer;
	92	struct work_struct reset;
	93	struct msix_entry msix_entry[ENIC_MSIX_MAX];
	94	struct enic_msix_entry msix[ENIC_MSIX_MAX];
	95	u32 msg_enable;
	96	spinlock_t devcmd_lock;
	97	u8 mac_addr[ETH_ALEN];
	98	u8 mc_addr[ENIC_MULTICAST_PERFECT_FILTERS][ETH_ALEN];
9959a185	99	unsigned int flags;
01f2e4ea SF	100	unsigned int mc_count;
	101	int csum_rx_enabled;
	102	u32 port_mtu;
7c844599 SF	103	u32 rx_coalesce_usecs;
7c844599 SF	104	u32 tx_coalesce_usecs;
f8bd9091	105	struct enic_port_profile pp;
01f2e4ea SF	106
01f2e4ea SF	107	/* work queue cache line section */
6ba9cdc0 SF	108	____cacheline_aligned struct vnic_wq wq[ENIC_WQ_MAX];
6ba9cdc0 SF	109	spinlock_t wq_lock[ENIC_WQ_MAX];
01f2e4ea SF	110	unsigned int wq_count;
01f2e4ea SF	111	struct vlan_group *vlan_group;
1825aca6 VK	112	u16 loop_enable;
1825aca6 VK	113	u16 loop_tag;
01f2e4ea SF	114
01f2e4ea SF	115	/* receive queue cache line section */
6ba9cdc0	116	____cacheline_aligned struct vnic_rq rq[ENIC_RQ_MAX];
01f2e4ea SF	117	unsigned int rq_count;
01f2e4ea SF	118	int (rq_alloc_buf)(struct vnic_rq rq);
350991e1	119	u64 rq_truncated_pkts;
bd9fb1a4	120	u64 rq_bad_fcs;
01f2e4ea	121	struct napi_struct napi;
01f2e4ea SF	122
01f2e4ea SF	123	/* interrupt resource cache line section */
6ba9cdc0	124	____cacheline_aligned struct vnic_intr intr[ENIC_INTR_MAX];
01f2e4ea SF	125	unsigned int intr_count;
	126	u32 __iomem legacy_pba; / memory-mapped */
	127
	128	/* completion queue cache line section */
	129	____cacheline_aligned struct vnic_cq cq[ENIC_CQ_MAX];
	130	unsigned int cq_count;
	131	};
	132
a7a79deb VK	133	static inline struct device enic_get_dev(struct enic enic)
	134	{
	135	return &(enic->pdev->dev);
	136	}
	137
01f2e4ea	138	#endif /* _ENIC_H_ */