qla_def.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2011-2013 Qlogic Corporation
    5  * All rights reserved.
    6  *
    7  *  Redistribution and use in source and binary forms, with or without
    8  *  modification, are permitted provided that the following conditions
    9  *  are met:
   10  *
   11  *  1. Redistributions of source code must retain the above copyright
   12  *     notice, this list of conditions and the following disclaimer.
   13  *  2. Redistributions in binary form must reproduce the above copyright
   14  *     notice, this list of conditions and the following disclaimer in the
   15  *     documentation and/or other materials provided with the distribution.
   16  *
   17  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   18  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   21  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   22  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   23  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   24  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   25  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   26  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   27  *  POSSIBILITY OF SUCH DAMAGE.
   28  *
   29  * $FreeBSD$
   30  */
   31 
   32 /*
   33  * File: qla_def.h
   34  * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
   35  */
   36 
   37 #ifndef _QLA_DEF_H_
   38 #define _QLA_DEF_H_
   39 
   40 #define BIT_0                   (0x1 << 0)
   41 #define BIT_1                   (0x1 << 1)
   42 #define BIT_2                   (0x1 << 2)
   43 #define BIT_3                   (0x1 << 3)
   44 #define BIT_4                   (0x1 << 4)
   45 #define BIT_5                   (0x1 << 5)
   46 #define BIT_6                   (0x1 << 6)
   47 #define BIT_7                   (0x1 << 7)
   48 #define BIT_8                   (0x1 << 8)
   49 #define BIT_9                   (0x1 << 9)
   50 #define BIT_10                  (0x1 << 10)
   51 #define BIT_11                  (0x1 << 11)
   52 #define BIT_12                  (0x1 << 12)
   53 #define BIT_13                  (0x1 << 13)
   54 #define BIT_14                  (0x1 << 14)
   55 #define BIT_15                  (0x1 << 15)
   56 #define BIT_16                  (0x1 << 16)
   57 #define BIT_17                  (0x1 << 17)
   58 #define BIT_18                  (0x1 << 18)
   59 #define BIT_19                  (0x1 << 19)
   60 #define BIT_20                  (0x1 << 20)
   61 #define BIT_21                  (0x1 << 21)
   62 #define BIT_22                  (0x1 << 22)
   63 #define BIT_23                  (0x1 << 23)
   64 #define BIT_24                  (0x1 << 24)
   65 #define BIT_25                  (0x1 << 25)
   66 #define BIT_26                  (0x1 << 26)
   67 #define BIT_27                  (0x1 << 27)
   68 #define BIT_28                  (0x1 << 28)
   69 #define BIT_29                  (0x1 << 29)
   70 #define BIT_30                  (0x1 << 30)
   71 #define BIT_31                  (0x1 << 31)
   72 
   73 struct qla_rx_buf {
   74         struct mbuf     *m_head;
   75         bus_dmamap_t    map;
   76         bus_addr_t      paddr;
   77         uint32_t        handle;
   78         void            *next;
   79 };
   80 typedef struct qla_rx_buf qla_rx_buf_t;
   81 
   82 struct qla_tx_buf {
   83         struct mbuf     *m_head;
   84         bus_dmamap_t    map;
   85 };
   86 typedef struct qla_tx_buf qla_tx_buf_t;
   87 
   88 #define QLA_MAX_SEGMENTS        63      /* maximum # of segs in a sg list */
   89 #define QLA_MAX_FRAME_SIZE      MJUM9BYTES
   90 #define QLA_STD_FRAME_SIZE      1514
   91 #define QLA_MAX_TSO_FRAME_SIZE  ((64 * 1024 - 1) + 22)
   92 
   93 /* Number of MSIX/MSI Vectors required */
   94 #define Q8_MSI_COUNT            4
   95 
   96 struct qla_ivec {
   97         struct resource         *irq;
   98         void                    *handle;
   99         int                     irq_rid;
  100         void                    *ha;
  101         struct task             rcv_task;
  102         struct taskqueue        *rcv_tq;
  103 };
  104 
  105 typedef struct qla_ivec qla_ivec_t;
  106 
  107 #define QLA_WATCHDOG_CALLOUT_TICKS      1
  108 
  109 /*
  110  * Adapter structure contains the hardware independent information of the
  111  * pci function.
  112  */
  113 struct qla_host {
  114         volatile struct {
  115                 volatile uint32_t
  116                         qla_watchdog_active  :1,
  117                         qla_watchdog_exit    :1,
  118                         qla_watchdog_pause   :1,
  119                         lro_init        :1,
  120                         stop_rcv        :1,
  121                         link_up         :1,
  122                         parent_tag      :1,
  123                         lock_init       :1;
  124         } flags;
  125 
  126         device_t                pci_dev;
  127 
  128         uint8_t                 pci_func;
  129         uint16_t                watchdog_ticks;
  130         uint8_t                 resvd;
  131 
  132         /* ioctl related */
  133         struct cdev             *ioctl_dev;
  134 
  135         /* register mapping */
  136         struct resource         *pci_reg;
  137         int                     reg_rid;
  138 
  139         /* interrupts */
  140         struct resource         *irq;
  141         int                     msix_count;
  142         void                    *intr_handle;
  143         qla_ivec_t              irq_vec[Q8_MSI_COUNT];
  144 
  145         /* parent dma tag */
  146         bus_dma_tag_t           parent_tag;
  147 
  148         /* interface to o.s */
  149         struct ifnet            *ifp;
  150 
  151         struct ifmedia          media;
  152         uint16_t                max_frame_size;
  153         uint16_t                rsrvd0;
  154         int                     if_flags;
  155 
  156         /* hardware access lock */
  157         struct mtx              hw_lock;
  158         volatile uint32_t       hw_lock_held;
  159 
  160         /* transmit and receive buffers */
  161         qla_tx_buf_t            tx_buf[NUM_TX_DESCRIPTORS];
  162         bus_dma_tag_t           tx_tag;
  163         struct mtx              tx_lock;
  164         struct task             tx_task;
  165         struct taskqueue        *tx_tq;
  166         struct callout          tx_callout;
  167 
  168         qla_rx_buf_t            rx_buf[NUM_RX_DESCRIPTORS];
  169         qla_rx_buf_t            rx_jbuf[NUM_RX_JUMBO_DESCRIPTORS];
  170         bus_dma_tag_t           rx_tag;
  171 
  172         struct mtx              rx_lock;
  173         struct mtx              rxj_lock;
  174 
  175         /* stats */
  176         uint32_t                err_m_getcl;
  177         uint32_t                err_m_getjcl;
  178         uint32_t                err_tx_dmamap_create;
  179         uint32_t                err_tx_dmamap_load;
  180         uint32_t                err_tx_defrag;
  181 
  182         uint64_t                rx_frames;
  183         uint64_t                rx_bytes;
  184 
  185         uint64_t                tx_frames;
  186         uint64_t                tx_bytes;
  187 
  188         uint32_t                fw_ver_major;
  189         uint32_t                fw_ver_minor;
  190         uint32_t                fw_ver_sub;
  191         uint32_t                fw_ver_build;
  192 
  193         /* hardware specific */
  194         qla_hw_t                hw;
  195 
  196         /* debug stuff */
  197         volatile const char     *qla_lock;
  198         volatile const char     *qla_unlock;
  199 
  200         uint8_t                 fw_ver_str[32];
  201 };
  202 typedef struct qla_host qla_host_t;
  203 
  204 /* note that align has to be a power of 2 */
  205 #define QL_ALIGN(size, align) (((size) + ((align) - 1)) & (~((align) - 1)))
  206 #define QL_MIN(x, y) ((x < y) ? x : y)
  207 
  208 #define QL_RUNNING(ifp) \
  209                 ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) == \
  210                         IFF_DRV_RUNNING)
  211 
  212 #endif /* #ifndef _QLA_DEF_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/qlxgb/qla_def.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/qlxgb/qla_def.h