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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / b03df2d1c6e031697be9b5a1376680962baae93c / . / drivers / mmc / mmc_private.h
blob: a0900e8cadd8a61abd47ae46463ce653178e8605 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame]1/* SPDX-License-Identifier: GPL-2.0+ */
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]2/*
3 * Copyright 2008,2010 Freescale Semiconductor, Inc
Yangbo Lu39913ac2020-06-17 18:08:58 +0800[diff] [blame]4 * Copyright 2020 NXP
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]5 * Andy Fleming
6 *
7 * Based (loosely) on the Linux code
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]8 */
9
10#ifndef _MMC_PRIVATE_H_
11#define _MMC_PRIVATE_H_
12
13#include <mmc.h>
14
Jean-Jacques Hiblot863d1002019-07-02 10:53:52 +0200[diff] [blame]15int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data);
16int mmc_send_status(struct mmc *mmc, unsigned int *status);
17int mmc_poll_for_busy(struct mmc *mmc, int timeout);
18
19int mmc_set_blocklen(struct mmc *mmc, int len);
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]20
Simon Glassc4d660d2017-07-04 13:31:19 -0600[diff] [blame]21#if CONFIG_IS_ENABLED(BLK)
Simon Glass7dba0b92016-06-12 23:30:15 -0600[diff] [blame]22ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
23 void *dst);
24#else
25ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
26 void *dst);
27#endif
28
Jean-Jacques Hiblotd6400c32018-01-04 15:23:32 +0100[diff] [blame]29#if CONFIG_IS_ENABLED(MMC_WRITE)
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]30
Simon Glassc4d660d2017-07-04 13:31:19 -0600[diff] [blame]31#if CONFIG_IS_ENABLED(BLK)
Simon Glass33fb2112016-05-01 13:52:41 -0600[diff] [blame]32ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
33 const void *src);
Simon Glass561e6242016-10-01 14:43:17 -0600[diff] [blame]34ulong mmc_berase(struct udevice *dev, lbaint_t start, lbaint_t blkcnt);
Simon Glass33fb2112016-05-01 13:52:41 -0600[diff] [blame]35#else
36ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
37 const void *src);
Simon Glass561e6242016-10-01 14:43:17 -0600[diff] [blame]38ulong mmc_berase(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt);
Simon Glass33fb2112016-05-01 13:52:41 -0600[diff] [blame]39#endif
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]40
Jean-Jacques Hiblotd6400c32018-01-04 15:23:32 +0100[diff] [blame]41#else /* CONFIG_SPL_MMC_WRITE is not defined */
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]42
B, Ravid2d9bdf2016-09-28 14:46:18 +0530[diff] [blame]43/* declare dummies to reduce code size. */
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]44
Simon Glassc4d660d2017-07-04 13:31:19 -0600[diff] [blame]45#if CONFIG_IS_ENABLED(BLK)
Simon Glasse419a3e2016-05-14 14:03:09 -0600[diff] [blame]46static inline unsigned long mmc_berase(struct udevice *dev,
47 lbaint_t start, lbaint_t blkcnt)
48{
49 return 0;
50}
51
52static inline ulong mmc_bwrite(struct udevice *dev, lbaint_t start,
53 lbaint_t blkcnt, const void *src)
54{
55 return 0;
56}
57#else
Simon Glass4101f682016-02-29 15:25:34 -0700[diff] [blame]58static inline unsigned long mmc_berase(struct blk_desc *block_dev,
Stephen Warren7c4213f2015-12-07 11:38:48 -0700[diff] [blame]59 lbaint_t start, lbaint_t blkcnt)
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]60{
61 return 0;
62}
63
Simon Glass4101f682016-02-29 15:25:34 -0700[diff] [blame]64static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start,
Stephen Warren7c4213f2015-12-07 11:38:48 -0700[diff] [blame]65 lbaint_t blkcnt, const void *src)
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]66{
67 return 0;
68}
Simon Glasse419a3e2016-05-14 14:03:09 -0600[diff] [blame]69#endif
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]70
71#endif /* CONFIG_SPL_BUILD */
72
Simon Glassc0c76eb2016-06-12 23:30:20 -0600[diff] [blame]73#ifdef CONFIG_MMC_TRACE
74void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd);
75void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, int ret);
76void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd);
77#else
78static inline void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd)
79{
80}
81
82static inline void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd,
83 int ret)
84{
85}
86
87static inline void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd)
88{
89}
90#endif
91
Simon Glassc40fdca2016-05-01 13:52:35 -0600[diff] [blame]92/**
93 * mmc_get_next_devnum() - Get the next available MMC device number
94 *
95 * @return next available device number (0 = first), or -ve on error
96 */
97int mmc_get_next_devnum(void);
98
99/**
100 * mmc_do_preinit() - Get an MMC device ready for use
101 */
102void mmc_do_preinit(void);
103
104/**
105 * mmc_list_init() - Set up the list of MMC devices
106 */
107void mmc_list_init(void);
108
109/**
110 * mmc_list_add() - Add a new MMC device to the list of devices
111 *
112 * @mmc: Device to add
113 */
114void mmc_list_add(struct mmc *mmc);
115
Simon Glass7dba0b92016-06-12 23:30:15 -0600[diff] [blame]116/**
117 * mmc_switch_part() - Switch to a new MMC hardware partition
118 *
119 * @mmc: MMC device
120 * @part_num: Hardware partition number
121 * @return 0 if OK, -ve on error
122 */
123int mmc_switch_part(struct mmc *mmc, unsigned int part_num);
124
Simon Glassc40704f2016-06-12 23:30:18 -0600[diff] [blame]125/**
126 * mmc_switch() - Issue and MMC switch mode command
127 *
128 * @mmc: MMC device
129 * @set: Unused
130 * @index: Cmdarg index
131 * @value: Cmdarg value
132 * @return 0 if OK, -ve on error
133 */
134int mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value);
135
Paul Burtonda61fa52013-09-09 15:30:26 +0100[diff] [blame]136#endif /* _MMC_PRIVATE_H_ */