mmc: add type field to cards

Split out the type of card into its own field as it hardly
qualifies as a state.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index f772df9..ccd3037 100644 (file)
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -980,7 +980,7 @@ static void mmc_discover_cards(struct mmc_host *host)
                card->state &= ~MMC_STATE_DEAD;
 
                if (host->mode == MMC_MODE_SD) {
-                       mmc_card_set_sd(card);
+                       card->type = MMC_TYPE_SD;
 
                        cmd.opcode = SD_SEND_RELATIVE_ADDR;
                        cmd.arg = 0;
@@ -1003,6 +1003,7 @@ static void mmc_discover_cards(struct mmc_host *host)
                                }
                        }
                } else {
+                       card->type = MMC_TYPE_MMC;
                        cmd.opcode = MMC_SET_RELATIVE_ADDR;
                        cmd.arg = card->rca << 16;
                        cmd.flags = MMC_RSP_R1 | MMC_CMD_AC;

diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 5d9896c..1ca5054 100644 (file)
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -65,14 +65,16 @@ struct mmc_card {
        struct mmc_host         *host;          /* the host this device belongs to */
        struct device           dev;            /* the device */
        unsigned int            rca;            /* relative card address of device */
+       unsigned int            type;           /* card type */
+#define MMC_TYPE_MMC           0               /* MMC card */
+#define MMC_TYPE_SD            1               /* SD card */
        unsigned int            state;          /* (our) card state */
 #define MMC_STATE_PRESENT      (1<<0)          /* present in sysfs */
 #define MMC_STATE_DEAD         (1<<1)          /* device no longer in stack */
 #define MMC_STATE_BAD          (1<<2)          /* unrecognised device */
-#define MMC_STATE_SDCARD       (1<<3)          /* is an SD card */
-#define MMC_STATE_READONLY     (1<<4)          /* card is read-only */
-#define MMC_STATE_HIGHSPEED    (1<<5)          /* card is in high speed mode */
-#define MMC_STATE_BLOCKADDR    (1<<6)          /* card uses block-addressing */
+#define MMC_STATE_READONLY     (1<<3)          /* card is read-only */
+#define MMC_STATE_HIGHSPEED    (1<<4)          /* card is in high speed mode */
+#define MMC_STATE_BLOCKADDR    (1<<5)          /* card uses block-addressing */
        u32                     raw_cid[4];     /* raw card CID */
        u32                     raw_csd[4];     /* raw card CSD */
        u32                     raw_scr[2];     /* raw card SCR */
@@ -83,10 +85,12 @@ struct mmc_card {
        struct sd_switch_caps   sw_caps;        /* switch (CMD6) caps */
 };
 
+#define mmc_card_mmc(c)                ((c)->type == MMC_TYPE_MMC)
+#define mmc_card_sd(c)         ((c)->type == MMC_TYPE_SD)
+
 #define mmc_card_present(c)    ((c)->state & MMC_STATE_PRESENT)
 #define mmc_card_dead(c)       ((c)->state & MMC_STATE_DEAD)
 #define mmc_card_bad(c)                ((c)->state & MMC_STATE_BAD)
-#define mmc_card_sd(c)         ((c)->state & MMC_STATE_SDCARD)
 #define mmc_card_readonly(c)   ((c)->state & MMC_STATE_READONLY)
 #define mmc_card_highspeed(c)  ((c)->state & MMC_STATE_HIGHSPEED)
 #define mmc_card_blockaddr(c)  ((c)->state & MMC_STATE_BLOCKADDR)
@@ -94,7 +98,6 @@ struct mmc_card {
 #define mmc_card_set_present(c)        ((c)->state |= MMC_STATE_PRESENT)
 #define mmc_card_set_dead(c)   ((c)->state |= MMC_STATE_DEAD)
 #define mmc_card_set_bad(c)    ((c)->state |= MMC_STATE_BAD)
-#define mmc_card_set_sd(c)     ((c)->state |= MMC_STATE_SDCARD)
 #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)