1/*-
2 * Copyright (c) 2016-2017 Ilya Bakulin
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#include <sys/ioctl.h>
33#include <sys/stdint.h>
34#include <sys/types.h>
35#include <sys/stat.h>
36#include <sys/endian.h>
37#include <sys/sbuf.h>
38#include <sys/mman.h>
39
40#include <stdio.h>
41#include <stdlib.h>
42#include <string.h>
43#include <unistd.h>
44#include <inttypes.h>
45#include <limits.h>
46#include <fcntl.h>
47#include <ctype.h>
48#include <err.h>
49#include <libutil.h>
50#include <unistd.h>
51
52#include <cam/cam.h>
53#include <cam/cam_debug.h>
54#include <cam/cam_ccb.h>
55#include <cam/mmc/mmc_all.h>
56#include <camlib.h>
57
58#include "linux_compat.h"
59#include "linux_sdio_compat.h"
60#include "cam_sdio.h"
61
62u8 sdio_readb(struct sdio_func *func, unsigned int addr, int *err_ret) {
63	return sdio_read_1(func->dev, func->num, addr, err_ret);
64}
65
66unsigned char sdio_f0_readb(struct sdio_func *func, unsigned int addr, int *err_ret) {
67	return sdio_readb(func, addr, err_ret);
68}
69
70u16 sdio_readw(struct sdio_func *func, unsigned int addr, int *err_ret) {
71	return sdio_read_2(func->dev, func->num, addr, err_ret);
72}
73
74u32 sdio_readl(struct sdio_func *func, unsigned int addr, int *err_ret) {
75	return sdio_read_4(func->dev, func->num, addr, err_ret);
76}
77
78void sdio_writeb(struct sdio_func *func, u8 b,
79		 unsigned int addr, int *err_ret) {
80	*err_ret = sdio_write_1(func->dev, func->num, addr, b);
81}
82
83/* Only writes to the vendor specific CCCR registers
84 * (0xF0 - 0xFF) are permiited. */
85void sdio_f0_writeb(struct sdio_func *func, unsigned char b,
86		    unsigned int addr, int *err_ret)
87{
88	if (addr < 0xF0 || addr > 0xFF) {
89		if (err_ret)
90			*err_ret = -EINVAL;
91		return;
92	}
93	sdio_writeb(func, b, addr, err_ret);
94}
95
96void sdio_writew(struct sdio_func *func, u16 b,
97		 unsigned int addr, int *err_ret) {
98	*err_ret = sdio_write_2(func->dev, func->num, addr, b);
99}
100
101void sdio_writel(struct sdio_func *func, u32 b,
102		 unsigned int addr, int *err_ret) {
103	*err_ret = sdio_write_4(func->dev, func->num, addr, b);
104}
105