http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/mmc/host.h

/* * linux/include/linux/mmc/host.h * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * Host driver specific definitions. */ #ifndef LINUX_MMC_HOST_H #define LINUX_MMC_HOST_H #include <linux/mmc/mmc.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 unsigned char bus_mode; /* command output mode */ #define MMC_BUSMODE_OPENDRAIN 1 #define MMC_BUSMODE_PUSHPULL 2 unsigned char chip_select; /* SPI chip select */ #define MMC_CS_DONTCARE 0 #define MMC_CS_HIGH 1 #define MMC_CS_LOW 2 unsigned char power_mode; /* power supply mode */ #define MMC_POWER_OFF 0 #define MMC_POWER_UP 1 #define MMC_POWER_ON 2 unsigned char bus_width; /* data bus width */ #define MMC_BUS_WIDTH_1 0 #define MMC_BUS_WIDTH_4 2 }; struct mmc_host_ops { void (*request)(struct mmc_host *host, struct mmc_request *req); void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios); int (*get_ro)(struct mmc_host *host); }; struct mmc_card; struct device; struct mmc_host { struct device *dev; struct class_device class_dev; int index; struct mmc_host_ops *ops; unsigned int f_min; unsigned int f_max; u32 ocr_avail; unsigned long caps; /* Host capabilities */ #define MMC_CAP_4_BIT_DATA (1 << 0) /* Can the host do 4 bit transfers */ /* host specific block data */ unsigned int max_seg_size; /* see blk_queue_max_segment_size */ unsigned short max_hw_segs; /* see blk_queue_max_hw_segments */ unsigned short max_phys_segs; /* see blk_queue_max_phys_segments */ unsigned short max_sectors; /* see blk_queue_max_sectors */ unsigned short unused; /* private data */ struct mmc_ios ios; /* current io bus settings */ u32 ocr; /* the current OCR setting */ unsigned int mode; /* current card mode of host */ #define MMC_MODE_MMC 0 #define MMC_MODE_SD 1 struct list_head cards; /* devices attached to this host */ wait_queue_head_t wq; spinlock_t lock; /* card_busy lock */ struct mmc_card *card_busy; /* the MMC card claiming host */ struct mmc_card *card_selected; /* the selected MMC card */ struct work_struct detect; unsigned long private[0] ____cacheline_aligned; }; extern struct mmc_host *mmc_alloc_host(int extra, struct device *); extern int mmc_add_host(struct mmc_host *); extern void mmc_remove_host(struct mmc_host *); extern void mmc_free_host(struct mmc_host *); static inline void *mmc_priv(struct mmc_host *host) { return (void *)host->private; } #define mmc_dev(x) ((x)->dev) #define mmc_hostname(x) ((x)->class_dev.class_id) extern int mmc_suspend_host(struct mmc_host *, pm_message_t); extern int mmc_resume_host(struct mmc_host *); extern void mmc_detect_change(struct mmc_host *, unsigned long delay); extern void mmc_request_done(struct mmc_host *, struct mmc_request *); #endif