dpaa2_con.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause
    3  *
    4  * Copyright © 2021-2022 Dmitry Salychev
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  */
   27 
   28 #ifndef _DPAA2_CON_H
   29 #define _DPAA2_CON_H
   30 
   31 #include <sys/rman.h>
   32 #include <sys/bus.h>
   33 #include <sys/queue.h>
   34 
   35 #include "dpaa2_types.h"
   36 #include "dpaa2_mcp.h"
   37 
   38 /* Maximum resources per DPCON: 1 DPMCP. */
   39 #define DPAA2_CON_MAX_RESOURCES 1
   40 
   41 /**
   42  * @brief Attributes of the DPCON object.
   43  *
   44  * id:          DPCON object ID.
   45  * chan_id:     QBMan channel ID to be used for dequeue operations.
   46  * prior_num:   Number of priorities for the DPCON channel (1-8).
   47  */
   48 struct dpaa2_con_attr {
   49         uint32_t                 id;
   50         uint16_t                 chan_id;
   51         uint8_t                  prior_num;
   52 };
   53 
   54 /**
   55  * @brief Software context for the DPAA2 Concentrator driver.
   56  */
   57 struct dpaa2_con_softc {
   58         device_t                 dev;
   59         struct resource         *res[DPAA2_CON_MAX_RESOURCES];
   60         struct dpaa2_con_attr    attr;
   61 
   62         /* Help to send commands to MC. */
   63         struct dpaa2_cmd        *cmd;
   64         uint16_t                 rc_token;
   65         uint16_t                 con_token;
   66 };
   67 
   68 extern struct resource_spec dpaa2_con_spec[];
   69 
   70 #endif /* _DPAA2_CON_H */

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FreeBSD/Linux Kernel Cross Reference sys/dev/dpaa2/dpaa2_con.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/dpaa2/dpaa2_con.h