1/**
2 * Copyright (c) 2010-2012 Broadcom. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions, and the following disclaimer,
9 *    without modification.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. The names of the above-listed copyright holders may not be used
14 *    to endorse or promote products derived from this software without
15 *    specific prior written permission.
16 *
17 * ALTERNATIVELY, this software may be distributed under the terms of the
18 * GNU General Public License ("GPL") version 2, as published by the Free
19 * Software Foundation.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
22 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
25 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef VCHIQ_MEMDRV_H
35#define VCHIQ_MEMDRV_H
36
37/* ---- Include Files ----------------------------------------------------- */
38
39#include <linux/kernel.h>
40#include "vchiq_if.h"
41
42/* ---- Constants and Types ---------------------------------------------- */
43
44typedef struct {
45	 void                   *armSharedMemVirt;
46	 dma_addr_t              armSharedMemPhys;
47	 size_t                  armSharedMemSize;
48
49	 void                   *vcSharedMemVirt;
50	 dma_addr_t              vcSharedMemPhys;
51	 size_t                  vcSharedMemSize;
52} VCHIQ_SHARED_MEM_INFO_T;
53
54/* ---- Variable Externs ------------------------------------------------- */
55
56/* ---- Function Prototypes ---------------------------------------------- */
57
58void vchiq_get_shared_mem_info(VCHIQ_SHARED_MEM_INFO_T *info);
59
60VCHIQ_STATUS_T vchiq_memdrv_initialise(void);
61
62VCHIQ_STATUS_T vchiq_userdrv_create_instance(
63	const VCHIQ_PLATFORM_DATA_T * platform_data);
64
65VCHIQ_STATUS_T vchiq_userdrv_suspend(
66	const VCHIQ_PLATFORM_DATA_T * platform_data);
67
68VCHIQ_STATUS_T vchiq_userdrv_resume(
69	const VCHIQ_PLATFORM_DATA_T * platform_data);
70
71#endif
72