2 * Private header for the mmc subsystem
4 * Copyright (C) 2016 Linaro Ltd
6 * Author: Ulf Hansson <ulf.hansson@linaro.org>
8 * License terms: GNU General Public License (GPL) version 2
11 #ifndef _MMC_CORE_CARD_H
12 #define _MMC_CORE_CARD_H
14 #include <linux/mmc/card.h>
16 #define mmc_card_name(c) ((c)->cid.prod_name)
17 #define mmc_card_id(c) (dev_name(&(c)->dev))
18 #define mmc_dev_to_card(d) container_of(d, struct mmc_card, dev)
21 #define MMC_STATE_PRESENT (1<<0) /* present in sysfs */
22 #define MMC_STATE_READONLY (1<<1) /* card is read-only */
23 #define MMC_STATE_BLOCKADDR (1<<2) /* card uses block-addressing */
24 #define MMC_CARD_SDXC (1<<3) /* card is SDXC */
25 #define MMC_CARD_REMOVED (1<<4) /* card has been removed */
26 #define MMC_STATE_SUSPENDED (1<<5) /* card is suspended */
28 #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT)
29 #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY)
30 #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR)
31 #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC)
32 #define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED))
33 #define mmc_card_suspended(c) ((c)->state & MMC_STATE_SUSPENDED)
35 #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT)
36 #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
37 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
38 #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC)
39 #define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED)
40 #define mmc_card_set_suspended(c) ((c)->state |= MMC_STATE_SUSPENDED)
41 #define mmc_card_clr_suspended(c) ((c)->state &= ~MMC_STATE_SUSPENDED)
44 * The world is not perfect and supplies us with broken mmc/sdio devices.
45 * For at least some of these bugs we need a work-around.
48 /* CID-specific fields. */
51 /* Valid revision range */
52 u64 rev_start, rev_end;
57 /* SDIO-specific fields. You can use SDIO_ANY_ID here of course */
58 u16 cis_vendor, cis_device;
61 unsigned int ext_csd_rev;
63 void (*vendor_fixup)(struct mmc_card *card, int data);
67 #define CID_MANFID_ANY (-1u)
68 #define CID_OEMID_ANY ((unsigned short) -1)
69 #define CID_NAME_ANY (NULL)
71 #define EXT_CSD_REV_ANY (-1u)
73 #define CID_MANFID_SANDISK 0x2
74 #define CID_MANFID_ATP 0x9
75 #define CID_MANFID_TOSHIBA 0x11
76 #define CID_MANFID_MICRON 0x13
77 #define CID_MANFID_SAMSUNG 0x15
78 #define CID_MANFID_APACER 0x27
79 #define CID_MANFID_KINGSTON 0x70
80 #define CID_MANFID_HYNIX 0x90
81 #define CID_MANFID_NUMONYX 0xFE
83 #define END_FIXUP { NULL }
85 #define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end, \
86 _cis_vendor, _cis_device, \
87 _fixup, _data, _ext_csd_rev) \
90 .manfid = (_manfid), \
92 .rev_start = (_rev_start), \
93 .rev_end = (_rev_end), \
94 .cis_vendor = (_cis_vendor), \
95 .cis_device = (_cis_device), \
96 .vendor_fixup = (_fixup), \
98 .ext_csd_rev = (_ext_csd_rev), \
101 #define MMC_FIXUP_REV(_name, _manfid, _oemid, _rev_start, _rev_end, \
102 _fixup, _data, _ext_csd_rev) \
103 _FIXUP_EXT(_name, _manfid, \
104 _oemid, _rev_start, _rev_end, \
105 SDIO_ANY_ID, SDIO_ANY_ID, \
106 _fixup, _data, _ext_csd_rev) \
108 #define MMC_FIXUP(_name, _manfid, _oemid, _fixup, _data) \
109 MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \
112 #define MMC_FIXUP_EXT_CSD_REV(_name, _manfid, _oemid, _fixup, _data, \
114 MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \
117 #define SDIO_FIXUP(_vendor, _device, _fixup, _data) \
118 _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_ANY, \
119 CID_OEMID_ANY, 0, -1ull, \
121 _fixup, _data, EXT_CSD_REV_ANY) \
123 #define cid_rev(hwrev, fwrev, year, month) \
124 (((u64) hwrev) << 40 | \
125 ((u64) fwrev) << 32 | \
126 ((u64) year) << 16 | \
129 #define cid_rev_card(card) \
130 cid_rev(card->cid.hwrev, \
136 * Unconditionally quirk add/remove.
138 static inline void __maybe_unused add_quirk(struct mmc_card *card, int data)
140 card->quirks |= data;
143 static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data)
145 card->quirks &= ~data;
148 static inline void __maybe_unused add_limit_rate_quirk(struct mmc_card *card,
151 card->quirk_max_rate = data;
155 * Quirk add/remove for MMC products.
157 static inline void __maybe_unused add_quirk_mmc(struct mmc_card *card, int data)
159 if (mmc_card_mmc(card))
160 card->quirks |= data;
163 static inline void __maybe_unused remove_quirk_mmc(struct mmc_card *card,
166 if (mmc_card_mmc(card))
167 card->quirks &= ~data;
171 * Quirk add/remove for SD products.
173 static inline void __maybe_unused add_quirk_sd(struct mmc_card *card, int data)
175 if (mmc_card_sd(card))
176 card->quirks |= data;
179 static inline void __maybe_unused remove_quirk_sd(struct mmc_card *card,
182 if (mmc_card_sd(card))
183 card->quirks &= ~data;
186 static inline int mmc_card_lenient_fn0(const struct mmc_card *c)
188 return c->quirks & MMC_QUIRK_LENIENT_FN0;
191 static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
193 return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
196 static inline int mmc_card_disable_cd(const struct mmc_card *c)
198 return c->quirks & MMC_QUIRK_DISABLE_CD;
201 static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
203 return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;
206 static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c)
208 return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512;
211 static inline int mmc_card_long_read_time(const struct mmc_card *c)
213 return c->quirks & MMC_QUIRK_LONG_READ_TIME;
216 static inline int mmc_card_broken_irq_polling(const struct mmc_card *c)
218 return c->quirks & MMC_QUIRK_BROKEN_IRQ_POLLING;
221 static inline int mmc_card_broken_hpi(const struct mmc_card *c)
223 return c->quirks & MMC_QUIRK_BROKEN_HPI;