diff options
Diffstat (limited to 'include/linux/mmc/host.h')
| -rw-r--r-- | include/linux/mmc/host.h | 59 |
1 files changed, 30 insertions, 29 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index bfcef8a1ad8b..b1350dfd3e91 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -10,36 +10,13 @@ #ifndef LINUX_MMC_HOST_H #define LINUX_MMC_HOST_H -#include <linux/mmc/mmc.h> +#include <linux/mmc/core.h> struct mmc_ios { unsigned int clock; /* clock rate */ unsigned short vdd; -#define MMC_VDD_150 0 -#define MMC_VDD_155 1 -#define MMC_VDD_160 2 -#define MMC_VDD_165 3 -#define MMC_VDD_170 4 -#define MMC_VDD_180 5 -#define MMC_VDD_190 6 -#define MMC_VDD_200 7 -#define MMC_VDD_210 8 -#define MMC_VDD_220 9 -#define MMC_VDD_230 10 -#define MMC_VDD_240 11 -#define MMC_VDD_250 12 -#define MMC_VDD_260 13 -#define MMC_VDD_270 14 -#define MMC_VDD_280 15 -#define MMC_VDD_290 16 -#define MMC_VDD_300 17 -#define MMC_VDD_310 18 -#define MMC_VDD_320 19 -#define MMC_VDD_330 20 -#define MMC_VDD_340 21 -#define MMC_VDD_350 22 -#define MMC_VDD_360 23 +/* vdd stores the bit number of the selected voltage range from below. */ unsigned char bus_mode; /* command output mode */ @@ -88,6 +65,24 @@ struct mmc_host { unsigned int f_max; u32 ocr_avail; +#define MMC_VDD_165_195 0x00000080 /* VDD voltage 1.65 - 1.95 */ +#define MMC_VDD_20_21 0x00000100 /* VDD voltage 2.0 ~ 2.1 */ +#define MMC_VDD_21_22 0x00000200 /* VDD voltage 2.1 ~ 2.2 */ +#define MMC_VDD_22_23 0x00000400 /* VDD voltage 2.2 ~ 2.3 */ +#define MMC_VDD_23_24 0x00000800 /* VDD voltage 2.3 ~ 2.4 */ +#define MMC_VDD_24_25 0x00001000 /* VDD voltage 2.4 ~ 2.5 */ +#define MMC_VDD_25_26 0x00002000 /* VDD voltage 2.5 ~ 2.6 */ +#define MMC_VDD_26_27 0x00004000 /* VDD voltage 2.6 ~ 2.7 */ +#define MMC_VDD_27_28 0x00008000 /* VDD voltage 2.7 ~ 2.8 */ +#define MMC_VDD_28_29 0x00010000 /* VDD voltage 2.8 ~ 2.9 */ +#define MMC_VDD_29_30 0x00020000 /* VDD voltage 2.9 ~ 3.0 */ +#define MMC_VDD_30_31 0x00040000 /* VDD voltage 3.0 ~ 3.1 */ +#define MMC_VDD_31_32 0x00080000 /* VDD voltage 3.1 ~ 3.2 */ +#define MMC_VDD_32_33 0x00100000 /* VDD voltage 3.2 ~ 3.3 */ +#define MMC_VDD_33_34 0x00200000 /* VDD voltage 3.3 ~ 3.4 */ +#define MMC_VDD_34_35 0x00400000 /* VDD voltage 3.4 ~ 3.5 */ +#define MMC_VDD_35_36 0x00800000 /* VDD voltage 3.5 ~ 3.6 */ + unsigned long caps; /* Host capabilities */ #define MMC_CAP_4_BIT_DATA (1 << 0) /* Can the host do 4 bit transfers */ @@ -106,6 +101,8 @@ struct mmc_host { unsigned int max_blk_count; /* maximum number of blocks in one req */ /* private data */ + spinlock_t lock; /* lock for claim and bus ops */ + struct mmc_ios ios; /* current io bus settings */ u32 ocr; /* the current OCR setting */ @@ -113,15 +110,19 @@ struct mmc_host { #define MMC_MODE_MMC 0 #define MMC_MODE_SD 1 - struct list_head cards; /* devices attached to this host */ + struct mmc_card *card; /* device attached to this host */ wait_queue_head_t wq; - spinlock_t lock; /* claimed lock */ unsigned int claimed:1; /* host exclusively claimed */ - struct mmc_card *card_selected; /* the selected MMC card */ - struct delayed_work detect; +#ifdef CONFIG_MMC_DEBUG + unsigned int removed:1; /* host is being removed */ +#endif + + const struct mmc_bus_ops *bus_ops; /* current bus driver */ + unsigned int bus_refs; /* reference counter */ + unsigned int bus_dead:1; /* bus has been released */ unsigned long private[0] ____cacheline_aligned; }; |
