222 lines
6.1 KiB
C
222 lines
6.1 KiB
C
/*
|
|
* Private header for the mmc subsystem
|
|
*
|
|
* Copyright (C) 2016 Linaro Ltd
|
|
*
|
|
* Author: Ulf Hansson <ulf.hansson@linaro.org>
|
|
*
|
|
* License terms: GNU General Public License (GPL) version 2
|
|
*/
|
|
|
|
#ifndef _MMC_CORE_CARD_H
|
|
#define _MMC_CORE_CARD_H
|
|
|
|
#include <linux/mmc/card.h>
|
|
|
|
#define mmc_card_name(c) ((c)->cid.prod_name)
|
|
#define mmc_card_id(c) (dev_name(&(c)->dev))
|
|
#define mmc_dev_to_card(d) container_of(d, struct mmc_card, dev)
|
|
|
|
/* Card states */
|
|
#define MMC_STATE_PRESENT (1<<0) /* present in sysfs */
|
|
#define MMC_STATE_READONLY (1<<1) /* card is read-only */
|
|
#define MMC_STATE_BLOCKADDR (1<<2) /* card uses block-addressing */
|
|
#define MMC_CARD_SDXC (1<<3) /* card is SDXC */
|
|
#define MMC_CARD_REMOVED (1<<4) /* card has been removed */
|
|
#define MMC_STATE_DOING_BKOPS (1<<5) /* card is doing BKOPS */
|
|
#define MMC_STATE_SUSPENDED (1<<6) /* card is suspended */
|
|
|
|
#define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT)
|
|
#define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY)
|
|
#define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR)
|
|
#define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC)
|
|
#define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED))
|
|
#define mmc_card_doing_bkops(c) ((c)->state & MMC_STATE_DOING_BKOPS)
|
|
#define mmc_card_suspended(c) ((c)->state & MMC_STATE_SUSPENDED)
|
|
|
|
#define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT)
|
|
#define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
|
|
#define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
|
|
#define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC)
|
|
#define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED)
|
|
#define mmc_card_set_doing_bkops(c) ((c)->state |= MMC_STATE_DOING_BKOPS)
|
|
#define mmc_card_clr_doing_bkops(c) ((c)->state &= ~MMC_STATE_DOING_BKOPS)
|
|
#define mmc_card_set_suspended(c) ((c)->state |= MMC_STATE_SUSPENDED)
|
|
#define mmc_card_clr_suspended(c) ((c)->state &= ~MMC_STATE_SUSPENDED)
|
|
|
|
/*
|
|
* The world is not perfect and supplies us with broken mmc/sdio devices.
|
|
* For at least some of these bugs we need a work-around.
|
|
*/
|
|
struct mmc_fixup {
|
|
/* CID-specific fields. */
|
|
const char *name;
|
|
|
|
/* Valid revision range */
|
|
u64 rev_start, rev_end;
|
|
|
|
unsigned int manfid;
|
|
unsigned short oemid;
|
|
|
|
/* SDIO-specific fields. You can use SDIO_ANY_ID here of course */
|
|
u16 cis_vendor, cis_device;
|
|
|
|
/* for MMC cards */
|
|
unsigned int ext_csd_rev;
|
|
|
|
void (*vendor_fixup)(struct mmc_card *card, int data);
|
|
int data;
|
|
};
|
|
|
|
#define CID_MANFID_ANY (-1u)
|
|
#define CID_OEMID_ANY ((unsigned short) -1)
|
|
#define CID_NAME_ANY (NULL)
|
|
|
|
#define EXT_CSD_REV_ANY (-1u)
|
|
|
|
#define CID_MANFID_SANDISK 0x2
|
|
#define CID_MANFID_TOSHIBA 0x11
|
|
#define CID_MANFID_MICRON 0x13
|
|
#define CID_MANFID_SAMSUNG 0x15
|
|
#define CID_MANFID_KINGSTON 0x70
|
|
#define CID_MANFID_HYNIX 0x90
|
|
|
|
#define END_FIXUP { NULL }
|
|
|
|
#define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end, \
|
|
_cis_vendor, _cis_device, \
|
|
_fixup, _data, _ext_csd_rev) \
|
|
{ \
|
|
.name = (_name), \
|
|
.manfid = (_manfid), \
|
|
.oemid = (_oemid), \
|
|
.rev_start = (_rev_start), \
|
|
.rev_end = (_rev_end), \
|
|
.cis_vendor = (_cis_vendor), \
|
|
.cis_device = (_cis_device), \
|
|
.vendor_fixup = (_fixup), \
|
|
.data = (_data), \
|
|
.ext_csd_rev = (_ext_csd_rev), \
|
|
}
|
|
|
|
#define MMC_FIXUP_REV(_name, _manfid, _oemid, _rev_start, _rev_end, \
|
|
_fixup, _data, _ext_csd_rev) \
|
|
_FIXUP_EXT(_name, _manfid, \
|
|
_oemid, _rev_start, _rev_end, \
|
|
SDIO_ANY_ID, SDIO_ANY_ID, \
|
|
_fixup, _data, _ext_csd_rev) \
|
|
|
|
#define MMC_FIXUP(_name, _manfid, _oemid, _fixup, _data) \
|
|
MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \
|
|
EXT_CSD_REV_ANY)
|
|
|
|
#define MMC_FIXUP_EXT_CSD_REV(_name, _manfid, _oemid, _fixup, _data, \
|
|
_ext_csd_rev) \
|
|
MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \
|
|
_ext_csd_rev)
|
|
|
|
#define SDIO_FIXUP(_vendor, _device, _fixup, _data) \
|
|
_FIXUP_EXT(CID_NAME_ANY, CID_MANFID_ANY, \
|
|
CID_OEMID_ANY, 0, -1ull, \
|
|
_vendor, _device, \
|
|
_fixup, _data, EXT_CSD_REV_ANY) \
|
|
|
|
#define cid_rev(hwrev, fwrev, year, month) \
|
|
(((u64) hwrev) << 40 | \
|
|
((u64) fwrev) << 32 | \
|
|
((u64) year) << 16 | \
|
|
((u64) month))
|
|
|
|
#define cid_rev_card(card) \
|
|
cid_rev(card->cid.hwrev, \
|
|
card->cid.fwrev, \
|
|
card->cid.year, \
|
|
card->cid.month)
|
|
|
|
/*
|
|
* Unconditionally quirk add/remove.
|
|
*/
|
|
static inline void __maybe_unused add_quirk(struct mmc_card *card, int data)
|
|
{
|
|
card->quirks |= data;
|
|
}
|
|
|
|
static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data)
|
|
{
|
|
card->quirks &= ~data;
|
|
}
|
|
|
|
/*
|
|
* Quirk add/remove for MMC products.
|
|
*/
|
|
static inline void __maybe_unused add_quirk_mmc(struct mmc_card *card, int data)
|
|
{
|
|
if (mmc_card_mmc(card))
|
|
card->quirks |= data;
|
|
}
|
|
|
|
static inline void __maybe_unused remove_quirk_mmc(struct mmc_card *card,
|
|
int data)
|
|
{
|
|
if (mmc_card_mmc(card))
|
|
card->quirks &= ~data;
|
|
}
|
|
|
|
/*
|
|
* Quirk add/remove for SD products.
|
|
*/
|
|
static inline void __maybe_unused add_quirk_sd(struct mmc_card *card, int data)
|
|
{
|
|
if (mmc_card_sd(card))
|
|
card->quirks |= data;
|
|
}
|
|
|
|
static inline void __maybe_unused remove_quirk_sd(struct mmc_card *card,
|
|
int data)
|
|
{
|
|
if (mmc_card_sd(card))
|
|
card->quirks &= ~data;
|
|
}
|
|
|
|
static inline int mmc_card_lenient_fn0(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_LENIENT_FN0;
|
|
}
|
|
|
|
static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
|
|
}
|
|
|
|
static inline int mmc_card_disable_cd(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_DISABLE_CD;
|
|
}
|
|
|
|
static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;
|
|
}
|
|
|
|
static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512;
|
|
}
|
|
|
|
static inline int mmc_card_long_read_time(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_LONG_READ_TIME;
|
|
}
|
|
|
|
static inline int mmc_card_broken_irq_polling(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_BROKEN_IRQ_POLLING;
|
|
}
|
|
|
|
static inline int mmc_card_broken_hpi(const struct mmc_card *c)
|
|
{
|
|
return c->quirks & MMC_QUIRK_BROKEN_HPI;
|
|
}
|
|
|
|
#endif
|