1 /* 2 * Copyright 2008,2010 Freescale Semiconductor, Inc 3 * Andy Fleming 4 * 5 * Based (loosely) on the Linux code 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef _MMC_PRIVATE_H_ 11 #define _MMC_PRIVATE_H_ 12 13 #include <mmc.h> 14 15 extern int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, 16 struct mmc_data *data); 17 extern int mmc_send_status(struct mmc *mmc, int timeout); 18 extern int mmc_set_blocklen(struct mmc *mmc, int len); 19 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT 20 void mmc_adapter_card_type_ident(void); 21 #endif 22 23 #ifdef CONFIG_BLK 24 ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, 25 void *dst); 26 #else 27 ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, 28 void *dst); 29 #endif 30 31 #ifndef CONFIG_SPL_BUILD 32 33 unsigned long mmc_berase(struct blk_desc *block_dev, lbaint_t start, 34 lbaint_t blkcnt); 35 36 #ifdef CONFIG_BLK 37 ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, 38 const void *src); 39 #else 40 ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, 41 const void *src); 42 #endif 43 44 #else /* CONFIG_SPL_BUILD */ 45 46 /* SPL will never write or erase, declare dummies to reduce code size. */ 47 48 #ifdef CONFIG_BLK 49 static inline unsigned long mmc_berase(struct udevice *dev, 50 lbaint_t start, lbaint_t blkcnt) 51 { 52 return 0; 53 } 54 55 static inline ulong mmc_bwrite(struct udevice *dev, lbaint_t start, 56 lbaint_t blkcnt, const void *src) 57 { 58 return 0; 59 } 60 #else 61 static inline unsigned long mmc_berase(struct blk_desc *block_dev, 62 lbaint_t start, lbaint_t blkcnt) 63 { 64 return 0; 65 } 66 67 static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, 68 lbaint_t blkcnt, const void *src) 69 { 70 return 0; 71 } 72 #endif 73 74 #endif /* CONFIG_SPL_BUILD */ 75 76 #ifdef CONFIG_MMC_TRACE 77 void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd); 78 void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, int ret); 79 void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd); 80 #else 81 static inline void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd) 82 { 83 } 84 85 static inline void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, 86 int ret) 87 { 88 } 89 90 static inline void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd) 91 { 92 } 93 #endif 94 95 /** 96 * mmc_get_next_devnum() - Get the next available MMC device number 97 * 98 * @return next available device number (0 = first), or -ve on error 99 */ 100 int mmc_get_next_devnum(void); 101 102 /** 103 * mmc_do_preinit() - Get an MMC device ready for use 104 */ 105 void mmc_do_preinit(void); 106 107 /** 108 * mmc_list_init() - Set up the list of MMC devices 109 */ 110 void mmc_list_init(void); 111 112 /** 113 * mmc_list_add() - Add a new MMC device to the list of devices 114 * 115 * @mmc: Device to add 116 */ 117 void mmc_list_add(struct mmc *mmc); 118 119 /** 120 * mmc_switch_part() - Switch to a new MMC hardware partition 121 * 122 * @mmc: MMC device 123 * @part_num: Hardware partition number 124 * @return 0 if OK, -ve on error 125 */ 126 int mmc_switch_part(struct mmc *mmc, unsigned int part_num); 127 128 /** 129 * mmc_switch() - Issue and MMC switch mode command 130 * 131 * @mmc: MMC device 132 * @set: Unused 133 * @index: Cmdarg index 134 * @value: Cmdarg value 135 * @return 0 if OK, -ve on error 136 */ 137 int mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value); 138 139 #endif /* _MMC_PRIVATE_H_ */ 140