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| Current File : //compat/linux/proc/68247/root/compat/linux/proc/68247/root/sys/dev/qlxgb/qla_def.h |
/*
* Copyright (c) 2010-2011 Qlogic Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/qlxgb/qla_def.h 227890 2011-11-23 16:02:12Z bz $
*/
/*
* File: qla_def.h
* Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
*/
#ifndef _QLA_DEF_H_
#define _QLA_DEF_H_
#define BIT_0 (0x1 << 0)
#define BIT_1 (0x1 << 1)
#define BIT_2 (0x1 << 2)
#define BIT_3 (0x1 << 3)
#define BIT_4 (0x1 << 4)
#define BIT_5 (0x1 << 5)
#define BIT_6 (0x1 << 6)
#define BIT_7 (0x1 << 7)
#define BIT_8 (0x1 << 8)
#define BIT_9 (0x1 << 9)
#define BIT_10 (0x1 << 10)
#define BIT_11 (0x1 << 11)
#define BIT_12 (0x1 << 12)
#define BIT_13 (0x1 << 13)
#define BIT_14 (0x1 << 14)
#define BIT_15 (0x1 << 15)
#define BIT_16 (0x1 << 16)
#define BIT_17 (0x1 << 17)
#define BIT_18 (0x1 << 18)
#define BIT_19 (0x1 << 19)
#define BIT_20 (0x1 << 20)
#define BIT_21 (0x1 << 21)
#define BIT_22 (0x1 << 22)
#define BIT_23 (0x1 << 23)
#define BIT_24 (0x1 << 24)
#define BIT_25 (0x1 << 25)
#define BIT_26 (0x1 << 26)
#define BIT_27 (0x1 << 27)
#define BIT_28 (0x1 << 28)
#define BIT_29 (0x1 << 29)
#define BIT_30 (0x1 << 30)
#define BIT_31 (0x1 << 31)
struct qla_rx_buf {
struct mbuf *m_head;
bus_dmamap_t map;
bus_addr_t paddr;
uint32_t handle;
void *next;
};
typedef struct qla_rx_buf qla_rx_buf_t;
struct qla_tx_buf {
struct mbuf *m_head;
bus_dmamap_t map;
};
typedef struct qla_tx_buf qla_tx_buf_t;
#define QLA_MAX_SEGMENTS 63 /* maximum # of segs in a sg list */
#define QLA_MAX_FRAME_SIZE MJUM9BYTES
#define QLA_STD_FRAME_SIZE 1514
#define QLA_MAX_TSO_FRAME_SIZE ((64 * 1024 - 1) + 22)
/* Number of MSIX/MSI Vectors required */
#define Q8_MSI_COUNT 4
struct qla_ivec {
struct resource *irq;
void *handle;
int irq_rid;
void *ha;
struct task rcv_task;
struct taskqueue *rcv_tq;
};
typedef struct qla_ivec qla_ivec_t;
#define QLA_WATCHDOG_CALLOUT_TICKS 1
/*
* Adapter structure contains the hardware independant information of the
* pci function.
*/
struct qla_host {
volatile struct {
volatile uint32_t
qla_watchdog_active :1,
qla_watchdog_exit :1,
qla_watchdog_pause :1,
lro_init :1,
stop_rcv :1,
link_up :1,
parent_tag :1,
lock_init :1;
} flags;
device_t pci_dev;
uint8_t pci_func;
uint16_t watchdog_ticks;
uint8_t resvd;
/* ioctl related */
struct cdev *ioctl_dev;
/* register mapping */
struct resource *pci_reg;
int reg_rid;
/* interrupts */
struct resource *irq;
int msix_count;
void *intr_handle;
qla_ivec_t irq_vec[Q8_MSI_COUNT];
/* parent dma tag */
bus_dma_tag_t parent_tag;
/* interface to o.s */
struct ifnet *ifp;
struct ifmedia media;
uint16_t max_frame_size;
uint16_t rsrvd0;
int if_flags;
/* hardware access lock */
struct mtx hw_lock;
volatile uint32_t hw_lock_held;
/* transmit and receive buffers */
qla_tx_buf_t tx_buf[NUM_TX_DESCRIPTORS];
bus_dma_tag_t tx_tag;
struct mtx tx_lock;
struct task tx_task;
struct taskqueue *tx_tq;
struct callout tx_callout;
qla_rx_buf_t rx_buf[NUM_RX_DESCRIPTORS];
qla_rx_buf_t rx_jbuf[NUM_RX_JUMBO_DESCRIPTORS];
bus_dma_tag_t rx_tag;
struct mtx rx_lock;
struct mtx rxj_lock;
/* stats */
uint32_t err_m_getcl;
uint32_t err_m_getjcl;
uint32_t err_tx_dmamap_create;
uint32_t err_tx_dmamap_load;
uint32_t err_tx_defrag;
uint64_t rx_frames;
uint64_t rx_bytes;
uint64_t tx_frames;
uint64_t tx_bytes;
uint32_t fw_ver_major;
uint32_t fw_ver_minor;
uint32_t fw_ver_sub;
uint32_t fw_ver_build;
/* hardware specific */
qla_hw_t hw;
/* debug stuff */
volatile const char *qla_lock;
volatile const char *qla_unlock;
};
typedef struct qla_host qla_host_t;
/* note that align has to be a power of 2 */
#define QL_ALIGN(size, align) (size + (align - 1)) & ~(align - 1);
#define QL_MIN(x, y) ((x < y) ? x : y)
#define QL_RUNNING(ifp) \
((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) == \
IFF_DRV_RUNNING)
#endif /* #ifndef _QLA_DEF_H_ */