joel16/android_kernel_sony_msm8994_rework
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mmc: add type field to cards

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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>
This commit is contained in:
Pierre Ossman 2006-12-26 15:25:58 +01:00
parent 85a18ad93e
commit 9c2c0af950
2 changed files with 11 additions and 7 deletions
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3
drivers/mmc/mmc.c
View File

@ -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;

15
include/linux/mmc/card.h
View File

@ -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)