1 files changed, 188 insertions, 1 deletions

diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index adb4888248be..c6927a4d157f 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -11,6 +11,7 @@
 #define LINUX_MMC_CARD_H
 
 #include <linux/mmc/core.h>
+#include <linux/mod_devicetable.h>
 
 struct mmc_cid {
         unsigned int            manfid;
@@ -29,6 +30,7 @@ struct mmc_csd {
         unsigned short          cmdclass;
         unsigned short          tacc_clks;
         unsigned int            tacc_ns;
+        unsigned int            c_size;
         unsigned int            r2w_factor;
         unsigned int            max_dtr;
         unsigned int            erase_size;             /* In sectors */
@@ -45,6 +47,10 @@ struct mmc_ext_csd {
         u8                      rev;
         u8                      erase_group_def;
         u8                      sec_feature_support;
+        u8                      rel_sectors;
+        u8                      rel_param;
+        u8                      part_config;
+        unsigned int            part_time;              /* Units: ms */
         unsigned int            sa_timeout;             /* Units: 100ns */
         unsigned int            hs_max_dtr;
         unsigned int            sectors;
@@ -57,13 +63,18 @@ struct mmc_ext_csd {
         bool                    enhanced_area_en;       /* enable bit */
         unsigned long long      enhanced_area_offset;   /* Units: Byte */
         unsigned int            enhanced_area_size;     /* Units: KB */
+        unsigned int            boot_size;              /* in bytes */
 };
 
 struct sd_scr {
         unsigned char           sda_vsn;
+        unsigned char           sda_spec3;
         unsigned char           bus_widths;
 #define SD_SCR_BUS_WIDTH_1      (1<<0)
 #define SD_SCR_BUS_WIDTH_4      (1<<2)
+        unsigned char           cmds;
+#define SD_SCR_CMD20_SUPPORT   (1<<0)
+#define SD_SCR_CMD23_SUPPORT   (1<<1)
 };
 
 struct sd_ssr {
@@ -74,6 +85,39 @@ struct sd_ssr {
 
 struct sd_switch_caps {
         unsigned int            hs_max_dtr;
+        unsigned int            uhs_max_dtr;
+#define UHS_SDR104_MAX_DTR      208000000
+#define UHS_SDR50_MAX_DTR       100000000
+#define UHS_DDR50_MAX_DTR       50000000
+#define UHS_SDR25_MAX_DTR       UHS_DDR50_MAX_DTR
+#define UHS_SDR12_MAX_DTR       25000000
+        unsigned int            sd3_bus_mode;
+#define UHS_SDR12_BUS_SPEED     0
+#define UHS_SDR25_BUS_SPEED     1
+#define UHS_SDR50_BUS_SPEED     2
+#define UHS_SDR104_BUS_SPEED    3
+#define UHS_DDR50_BUS_SPEED     4
+
+#define SD_MODE_UHS_SDR12       (1 << UHS_SDR12_BUS_SPEED)
+#define SD_MODE_UHS_SDR25       (1 << UHS_SDR25_BUS_SPEED)
+#define SD_MODE_UHS_SDR50       (1 << UHS_SDR50_BUS_SPEED)
+#define SD_MODE_UHS_SDR104      (1 << UHS_SDR104_BUS_SPEED)
+#define SD_MODE_UHS_DDR50       (1 << UHS_DDR50_BUS_SPEED)
+        unsigned int            sd3_drv_type;
+#define SD_DRIVER_TYPE_B        0x01
+#define SD_DRIVER_TYPE_A        0x02
+#define SD_DRIVER_TYPE_C        0x04
+#define SD_DRIVER_TYPE_D        0x08
+        unsigned int            sd3_curr_limit;
+#define SD_SET_CURRENT_LIMIT_200        0
+#define SD_SET_CURRENT_LIMIT_400        1
+#define SD_SET_CURRENT_LIMIT_600        2
+#define SD_SET_CURRENT_LIMIT_800        3
+
+#define SD_MAX_CURRENT_200      (1 << SD_SET_CURRENT_LIMIT_200)
+#define SD_MAX_CURRENT_400      (1 << SD_SET_CURRENT_LIMIT_400)
+#define SD_MAX_CURRENT_600      (1 << SD_SET_CURRENT_LIMIT_600)
+#define SD_MAX_CURRENT_800      (1 << SD_SET_CURRENT_LIMIT_800)
 };
 
 struct sdio_cccr {
@@ -118,6 +162,8 @@ struct mmc_card {
 #define MMC_STATE_HIGHSPEED     (1<<2)          /* card is in high speed mode */
 #define MMC_STATE_BLOCKADDR     (1<<3)          /* card uses block-addressing */
 #define MMC_STATE_HIGHSPEED_DDR (1<<4)          /* card is in high speed mode */
+#define MMC_STATE_ULTRAHIGHSPEED (1<<5)         /* card is in ultra high speed mode */
+#define MMC_CARD_SDXC           (1<<6)          /* card is SDXC */
         unsigned int            quirks;         /* card quirks */
 #define MMC_QUIRK_LENIENT_FN0   (1<<0)          /* allow SDIO FN0 writes outside of the VS CCCR range */
 #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1)    /* use func->cur_blksize */
@@ -125,6 +171,10 @@ struct mmc_card {
 #define MMC_QUIRK_NONSTD_SDIO   (1<<2)          /* non-standard SDIO card attached */
                                                 /* (missing CIA registers) */
 #define MMC_QUIRK_BROKEN_CLK_GATING (1<<3)      /* clock gating the sdio bus will make card fail */
+#define MMC_QUIRK_NONSTD_FUNC_IF (1<<4)         /* SDIO card has nonstd function interfaces */
+#define MMC_QUIRK_DISABLE_CD    (1<<5)          /* disconnect CD/DAT[3] resistor */
+#define MMC_QUIRK_INAND_CMD38   (1<<6)          /* iNAND devices have broken CMD38 */
+#define MMC_QUIRK_BLK_NO_CMD23  (1<<7)          /* Avoid CMD23 for regular multiblock */
 
         unsigned int            erase_size;     /* erase size in sectors */
         unsigned int            erase_shift;    /* if erase unit is power 2 */
@@ -145,14 +195,100 @@ struct mmc_card {
         struct sdio_cccr        cccr;           /* common card info */
         struct sdio_cis         cis;            /* common tuple info */
         struct sdio_func        *sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */
+        struct sdio_func        *sdio_single_irq; /* SDIO function when only one IRQ active */
         unsigned                num_info;       /* number of info strings */
         const char              **info;         /* info strings */
         struct sdio_func_tuple  *tuples;        /* unknown common tuples */
 
+        unsigned int            sd_bus_speed;   /* Bus Speed Mode set for the card */
+
         struct dentry           *debugfs_root;
 };
 
-void mmc_fixup_device(struct mmc_card *dev);
+/*
+ *  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-specfic fields. You can use SDIO_ANY_ID here of course */
+        u16 cis_vendor, cis_device;
+
+        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 END_FIXUP { 0 }
+
+#define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end,        \
+                   _cis_vendor, _cis_device,                            \
+                   _fixup, _data)                                       \
+        {                                                  \
+                .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),                           \
+         }
+
+#define MMC_FIXUP_REV(_name, _manfid, _oemid, _rev_start, _rev_end,     \
+                      _fixup, _data)                                    \
+        _FIXUP_EXT(_name, _manfid,                                      \
+                   _oemid, _rev_start, _rev_end,                        \
+                   SDIO_ANY_ID, SDIO_ANY_ID,                            \
+                   _fixup, _data)                                       \
+
+#define MMC_FIXUP(_name, _manfid, _oemid, _fixup, _data) \
+        MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data)
+
+#define SDIO_FIXUP(_vendor, _device, _fixup, _data)                     \
+        _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_ANY,                        \
+                    CID_OEMID_ANY, 0, -1ull,                            \
+                   _vendor, _device,                                    \
+                   _fixup, _data)                                       \
+
+#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;
+}
 
 #define mmc_card_mmc(c)         ((c)->type == MMC_TYPE_MMC)
 #define mmc_card_sd(c)          ((c)->type == MMC_TYPE_SD)
@@ -163,12 +299,50 @@ void mmc_fixup_device(struct mmc_card *dev);
 #define mmc_card_highspeed(c)   ((c)->state & MMC_STATE_HIGHSPEED)
 #define mmc_card_blockaddr(c)   ((c)->state & MMC_STATE_BLOCKADDR)
 #define mmc_card_ddr_mode(c)    ((c)->state & MMC_STATE_HIGHSPEED_DDR)
+#define mmc_sd_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED)
+#define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC)
 
 #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_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED)
 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
 #define mmc_card_set_ddr_mode(c) ((c)->state |= MMC_STATE_HIGHSPEED_DDR)
+#define mmc_sd_card_set_uhs(c) ((c)->state |= MMC_STATE_ULTRAHIGHSPEED)
+#define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC)
+
+/*
+ * 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)
 {
@@ -180,6 +354,16 @@ 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;
+}
+
 #define mmc_card_name(c)        ((c)->cid.prod_name)
 #define mmc_card_id(c)          (dev_name(&(c)->dev))
 
@@ -203,4 +387,7 @@ struct mmc_driver {
 extern int mmc_register_driver(struct mmc_driver *);
 extern void mmc_unregister_driver(struct mmc_driver *);
 
+extern void mmc_fixup_device(struct mmc_card *card,
+                             const struct mmc_fixup *table);
+
 #endif