1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3 * Copyright 2008,2010 Freescale Semiconductor, Inc
4 * Andy Fleming
5 *
6 * Based (loosely) on the Linux code
7 */
8
9 #ifndef _MMC_PRIVATE_H_
10 #define _MMC_PRIVATE_H_
11
12 #include <mmc.h>
13
14 extern int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
15 struct mmc_data *data);
16 extern int mmc_send_status(struct mmc *mmc, int timeout);
17 extern int mmc_set_blocklen(struct mmc *mmc, int len);
18 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
19 void mmc_adapter_card_type_ident(void);
20 #endif
21
22 #if CONFIG_IS_ENABLED(BLK)
23 ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
24 void *dst);
25 #else
26 ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
27 void *dst);
28 #endif
29
30 #if CONFIG_IS_ENABLED(MMC_WRITE)
31
32 #if CONFIG_IS_ENABLED(BLK)
33 ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
34 const void *src);
35 ulong mmc_berase(struct udevice *dev, lbaint_t start, lbaint_t blkcnt);
36 #else
37 ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
38 const void *src);
39 ulong mmc_berase(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt);
40 #endif
41
42 #else /* CONFIG_SPL_MMC_WRITE is not defined */
43
44 /* declare dummies to reduce code size. */
45
46 #if CONFIG_IS_ENABLED(BLK)
mmc_berase(struct udevice * dev,lbaint_t start,lbaint_t blkcnt)47 static inline unsigned long mmc_berase(struct udevice *dev,
48 lbaint_t start, lbaint_t blkcnt)
49 {
50 return 0;
51 }
52
mmc_bwrite(struct udevice * dev,lbaint_t start,lbaint_t blkcnt,const void * src)53 static inline ulong mmc_bwrite(struct udevice *dev, lbaint_t start,
54 lbaint_t blkcnt, const void *src)
55 {
56 return 0;
57 }
58 #else
mmc_berase(struct blk_desc * block_dev,lbaint_t start,lbaint_t blkcnt)59 static inline unsigned long mmc_berase(struct blk_desc *block_dev,
60 lbaint_t start, lbaint_t blkcnt)
61 {
62 return 0;
63 }
64
mmc_bwrite(struct blk_desc * block_dev,lbaint_t start,lbaint_t blkcnt,const void * src)65 static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start,
66 lbaint_t blkcnt, const void *src)
67 {
68 return 0;
69 }
70 #endif
71
72 #endif /* CONFIG_SPL_BUILD */
73
74 #ifdef CONFIG_MMC_TRACE
75 void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd);
76 void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, int ret);
77 void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd);
78 #else
mmmc_trace_before_send(struct mmc * mmc,struct mmc_cmd * cmd)79 static inline void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd)
80 {
81 }
82
mmmc_trace_after_send(struct mmc * mmc,struct mmc_cmd * cmd,int ret)83 static inline void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd,
84 int ret)
85 {
86 }
87
mmc_trace_state(struct mmc * mmc,struct mmc_cmd * cmd)88 static inline void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd)
89 {
90 }
91 #endif
92
93 /**
94 * mmc_get_next_devnum() - Get the next available MMC device number
95 *
96 * @return next available device number (0 = first), or -ve on error
97 */
98 int mmc_get_next_devnum(void);
99
100 /**
101 * mmc_do_preinit() - Get an MMC device ready for use
102 */
103 void mmc_do_preinit(void);
104
105 /**
106 * mmc_list_init() - Set up the list of MMC devices
107 */
108 void mmc_list_init(void);
109
110 /**
111 * mmc_list_add() - Add a new MMC device to the list of devices
112 *
113 * @mmc: Device to add
114 */
115 void mmc_list_add(struct mmc *mmc);
116
117 /**
118 * mmc_switch_part() - Switch to a new MMC hardware partition
119 *
120 * @mmc: MMC device
121 * @part_num: Hardware partition number
122 * @return 0 if OK, -ve on error
123 */
124 int mmc_switch_part(struct mmc *mmc, unsigned int part_num);
125
126 /**
127 * mmc_switch() - Issue and MMC switch mode command
128 *
129 * @mmc: MMC device
130 * @set: Unused
131 * @index: Cmdarg index
132 * @value: Cmdarg value
133 * @return 0 if OK, -ve on error
134 */
135 int mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value);
136
137 #endif /* _MMC_PRIVATE_H_ */
138