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 */ 71