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-rw-r--r--ANDROID_3.4.5/include/linux/mmc/host.h486
1 files changed, 0 insertions, 486 deletions
diff --git a/ANDROID_3.4.5/include/linux/mmc/host.h b/ANDROID_3.4.5/include/linux/mmc/host.h
deleted file mode 100644
index 39c2def3..00000000
--- a/ANDROID_3.4.5/include/linux/mmc/host.h
+++ /dev/null
@@ -1,486 +0,0 @@
-/*
- * 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/leds.h>
-#include <linux/sched.h>
-#include <linux/device.h>
-#include <linux/fault-inject.h>
-#include <linux/wakelock.h>
-#include <linux/semaphore.h>
-
-#include <linux/mmc/core.h>
-#include <linux/mmc/pm.h>
-
-struct mmc_ios {
- unsigned int clock; /* clock rate */
- unsigned short vdd;
-
-/* vdd stores the bit number of the selected voltage range from below. */
-
- 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
-#define MMC_BUS_WIDTH_8 3
-
- unsigned char timing; /* timing specification used */
-
-#define MMC_TIMING_LEGACY 0
-#define MMC_TIMING_MMC_HS 1
-#define MMC_TIMING_SD_HS 2
-#define MMC_TIMING_UHS_SDR12 MMC_TIMING_LEGACY
-#define MMC_TIMING_UHS_SDR25 MMC_TIMING_SD_HS
-#define MMC_TIMING_UHS_SDR50 3
-#define MMC_TIMING_UHS_SDR104 4
-#define MMC_TIMING_UHS_DDR50 5
-#define MMC_TIMING_MMC_HS200 6
-
-#define MMC_SDR_MODE 0
-#define MMC_1_2V_DDR_MODE 1
-#define MMC_1_8V_DDR_MODE 2
-#define MMC_1_2V_SDR_MODE 3
-#define MMC_1_8V_SDR_MODE 4
-
- unsigned char signal_voltage; /* signalling voltage (1.8V or 3.3V) */
-
-#define MMC_SIGNAL_VOLTAGE_330 0
-#define MMC_SIGNAL_VOLTAGE_180 1
-#define MMC_SIGNAL_VOLTAGE_120 2
-
- unsigned char drv_type; /* driver type (A, B, C, D) */
-
-#define MMC_SET_DRIVER_TYPE_B 0
-#define MMC_SET_DRIVER_TYPE_A 1
-#define MMC_SET_DRIVER_TYPE_C 2
-#define MMC_SET_DRIVER_TYPE_D 3
-};
-
-struct mmc_host_ops {
- /*
- * 'enable' is called when the host is claimed and 'disable' is called
- * when the host is released. 'enable' and 'disable' are deprecated.
- */
- int (*enable)(struct mmc_host *host);
- int (*disable)(struct mmc_host *host);
- /*
- * It is optional for the host to implement pre_req and post_req in
- * order to support double buffering of requests (prepare one
- * request while another request is active).
- * pre_req() must always be followed by a post_req().
- * To undo a call made to pre_req(), call post_req() with
- * a nonzero err condition.
- */
- void (*post_req)(struct mmc_host *host, struct mmc_request *req,
- int err);
- void (*pre_req)(struct mmc_host *host, struct mmc_request *req,
- bool is_first_req);
- void (*request)(struct mmc_host *host, struct mmc_request *req);
- /*
- * Avoid calling these three functions too often or in a "fast path",
- * since underlaying controller might implement them in an expensive
- * and/or slow way.
- *
- * Also note that these functions might sleep, so don't call them
- * in the atomic contexts!
- *
- * Return values for the get_ro callback should be:
- * 0 for a read/write card
- * 1 for a read-only card
- * -ENOSYS when not supported (equal to NULL callback)
- * or a negative errno value when something bad happened
- *
- * Return values for the get_cd callback should be:
- * 0 for a absent card
- * 1 for a present card
- * -ENOSYS when not supported (equal to NULL callback)
- * or a negative errno value when something bad happened
- */
- void (*set_ios)(struct mmc_host *host, struct mmc_ios *ios);
- int (*get_ro)(struct mmc_host *host);
- int (*get_cd)(struct mmc_host *host);
- int (*get_slot_status)(struct mmc_host *host);
- void (*dump_host_regs)(struct mmc_host *host);
-
- void (*enable_sdio_irq)(struct mmc_host *host, int enable);
-
- /* optional callback for HC quirks */
- void (*init_card)(struct mmc_host *host, struct mmc_card *card);
-
- int (*start_signal_voltage_switch)(struct mmc_host *host, struct mmc_ios *ios);
-
- /* The tuning command opcode value is different for SD and eMMC cards */
- int (*execute_tuning)(struct mmc_host *host, u32 opcode);
- void (*enable_preset_value)(struct mmc_host *host, bool enable);
- int (*select_drive_strength)(unsigned int max_dtr, int host_drv, int card_drv);
- void (*hw_reset)(struct mmc_host *host);
-};
-
-struct mmc_card;
-struct device;
-
-struct mmc_async_req {
- /* active mmc request */
- struct mmc_request *mrq;
- /*
- * Check error status of completed mmc request.
- * Returns 0 if success otherwise non zero.
- */
- int (*err_check) (struct mmc_card *, struct mmc_async_req *);
-};
-
-struct mmc_hotplug {
- unsigned int irq;
- void *handler_priv;
-};
-
-struct mmc_host {
- struct device *parent;
- struct device class_dev;
- int index;
- const struct mmc_host_ops *ops;
- unsigned int f_min;
- unsigned int f_max;
- unsigned int f_init;
- u32 ocr_avail;
- u32 ocr_avail_sdio; /* SDIO-specific OCR */
- u32 ocr_avail_sd; /* SD-specific OCR */
- u32 ocr_avail_mmc; /* MMC-specific OCR */
- struct notifier_block pm_notify;
-
-#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 */
-#define MMC_CAP_MMC_HIGHSPEED (1 << 1) /* Can do MMC high-speed timing */
-#define MMC_CAP_SD_HIGHSPEED (1 << 2) /* Can do SD high-speed timing */
-#define MMC_CAP_SDIO_IRQ (1 << 3) /* Can signal pending SDIO IRQs */
-#define MMC_CAP_SPI (1 << 4) /* Talks only SPI protocols */
-#define MMC_CAP_NEEDS_POLL (1 << 5) /* Needs polling for card-detection */
-#define MMC_CAP_8_BIT_DATA (1 << 6) /* Can the host do 8 bit transfers */
-
-#define MMC_CAP_NONREMOVABLE (1 << 8) /* Nonremovable e.g. eMMC */
-#define MMC_CAP_WAIT_WHILE_BUSY (1 << 9) /* Waits while card is busy */
-#define MMC_CAP_ERASE (1 << 10) /* Allow erase/trim commands */
-#define MMC_CAP_1_8V_DDR (1 << 11) /* can support */
- /* DDR mode at 1.8V */
-#define MMC_CAP_1_2V_DDR (1 << 12) /* can support */
- /* DDR mode at 1.2V */
-#define MMC_CAP_POWER_OFF_CARD (1 << 13) /* Can power off after boot */
-#define MMC_CAP_BUS_WIDTH_TEST (1 << 14) /* CMD14/CMD19 bus width ok */
-#define MMC_CAP_UHS_SDR12 (1 << 15) /* Host supports UHS SDR12 mode */
-#define MMC_CAP_UHS_SDR25 (1 << 16) /* Host supports UHS SDR25 mode */
-#define MMC_CAP_UHS_SDR50 (1 << 17) /* Host supports UHS SDR50 mode */
-#define MMC_CAP_UHS_SDR104 (1 << 18) /* Host supports UHS SDR104 mode */
-#define MMC_CAP_UHS_DDR50 (1 << 19) /* Host supports UHS DDR50 mode */
-#define MMC_CAP_SET_XPC_330 (1 << 20) /* Host supports >150mA current at 3.3V */
-#define MMC_CAP_SET_XPC_300 (1 << 21) /* Host supports >150mA current at 3.0V */
-#define MMC_CAP_SET_XPC_180 (1 << 22) /* Host supports >150mA current at 1.8V */
-#define MMC_CAP_DRIVER_TYPE_A (1 << 23) /* Host supports Driver Type A */
-#define MMC_CAP_DRIVER_TYPE_C (1 << 24) /* Host supports Driver Type C */
-#define MMC_CAP_DRIVER_TYPE_D (1 << 25) /* Host supports Driver Type D */
-#define MMC_CAP_MAX_CURRENT_200 (1 << 26) /* Host max current limit is 200mA */
-#define MMC_CAP_MAX_CURRENT_400 (1 << 27) /* Host max current limit is 400mA */
-#define MMC_CAP_MAX_CURRENT_600 (1 << 28) /* Host max current limit is 600mA */
-#define MMC_CAP_MAX_CURRENT_800 (1 << 29) /* Host max current limit is 800mA */
-#define MMC_CAP_CMD23 (1 << 30) /* CMD23 supported. */
-#define MMC_CAP_HW_RESET (1 << 31) /* Hardware reset */
-
- unsigned int caps2; /* More host capabilities */
-
-#define MMC_CAP2_BOOTPART_NOACC (1 << 0) /* Boot partition no access */
-#define MMC_CAP2_CACHE_CTRL (1 << 1) /* Allow cache control */
-#define MMC_CAP2_POWEROFF_NOTIFY (1 << 2) /* Notify poweroff supported */
-#define MMC_CAP2_NO_MULTI_READ (1 << 3) /* Multiblock reads don't work */
-#define MMC_CAP2_NO_SLEEP_CMD (1 << 4) /* Don't allow sleep command */
-#define MMC_CAP2_HS200_1_8V_SDR (1 << 5) /* can support */
-#define MMC_CAP2_HS200_1_2V_SDR (1 << 6) /* can support */
-#define MMC_CAP2_HS200 (MMC_CAP2_HS200_1_8V_SDR | \
- MMC_CAP2_HS200_1_2V_SDR)
-#define MMC_CAP2_BROKEN_VOLTAGE (1 << 7) /* Use the broken voltage */
-#define MMC_CAP2_DETECT_ON_ERR (1 << 8) /* On I/O err check card removal */
-#define MMC_CAP2_HC_ERASE_SZ (1 << 9) /* High-capacity erase size */
-
- mmc_pm_flag_t pm_caps; /* supported pm features */
- unsigned int power_notify_type;
-#define MMC_HOST_PW_NOTIFY_NONE 0
-#define MMC_HOST_PW_NOTIFY_SHORT 1
-#define MMC_HOST_PW_NOTIFY_LONG 2
-
-#ifdef CONFIG_MMC_CLKGATE
- int clk_requests; /* internal reference counter */
- unsigned int clk_delay; /* number of MCI clk hold cycles */
- bool clk_gated; /* clock gated */
- struct delayed_work clk_gate_work; /* delayed clock gate */
- unsigned int clk_old; /* old clock value cache */
- spinlock_t clk_lock; /* lock for clk fields */
- struct mutex clk_gate_mutex; /* mutex for clock gating */
- struct device_attribute clkgate_delay_attr;
- unsigned long clkgate_delay;
-#endif
-
- /* host specific block data */
- unsigned int max_seg_size; /* see blk_queue_max_segment_size */
- unsigned short max_segs; /* see blk_queue_max_segments */
- unsigned short unused;
- unsigned int max_req_size; /* maximum number of bytes in one req */
- unsigned int max_blk_size; /* maximum size of one mmc block */
- unsigned int max_blk_count; /* maximum number of blocks in one req */
- unsigned int max_discard_to; /* max. discard timeout in ms */
-
- /* 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 */
-
- /* group bitfields together to minimize padding */
- unsigned int use_spi_crc:1;
- unsigned int claimed:1; /* host exclusively claimed */
- unsigned int bus_dead:1; /* bus has been released */
-#ifdef CONFIG_MMC_DEBUG
- unsigned int removed:1; /* host is being removed */
-#endif
-
- int rescan_disable; /* disable card detection */
-
- struct mmc_card *card; /* device attached to this host */
-
- wait_queue_head_t wq;
- struct task_struct *claimer; /* task that has host claimed */
- int claim_cnt; /* "claim" nesting count */
-
- struct delayed_work detect;
- struct wake_lock detect_wake_lock;
- int detect_change; /* card detect flag */
- struct mmc_hotplug hotplug;
-
- const struct mmc_bus_ops *bus_ops; /* current bus driver */
- unsigned int bus_refs; /* reference counter */
-
- unsigned int bus_resume_flags;
-#define MMC_BUSRESUME_MANUAL_RESUME (1 << 0)
-#define MMC_BUSRESUME_NEEDS_RESUME (1 << 1)
-
- unsigned int sdio_irqs;
- struct task_struct *sdio_irq_thread;
- bool sdio_irq_pending;
- atomic_t sdio_irq_thread_abort;
-
- mmc_pm_flag_t pm_flags; /* requested pm features */
-
-#ifdef CONFIG_LEDS_TRIGGERS
- struct led_trigger *led; /* activity led */
-#endif
-
-#ifdef CONFIG_REGULATOR
- bool regulator_enabled; /* regulator state */
-#endif
-
- struct dentry *debugfs_root;
-
- struct mmc_async_req *areq; /* active async req */
-
-#ifdef CONFIG_FAIL_MMC_REQUEST
- struct fault_attr fail_mmc_request;
-#endif
-
- unsigned int actual_clock; /* Actual HC clock rate */
-
-#ifdef CONFIG_MMC_EMBEDDED_SDIO
- struct {
- struct sdio_cis *cis;
- struct sdio_cccr *cccr;
- struct sdio_embedded_func *funcs;
- int num_funcs;
- } embedded_sdio_data;
-#endif
-
-#ifdef CONFIG_MMC_UNSAFE_RESUME
- /* Use to record if the card attath staus change in suspend mode*/
- int card_attath_status;
-
-#define card_attach_status_change 1
-#define card_attach_status_unchange 0
-#endif
- /*Use to enable scan retry when request or cmd fail*/
- int scan_retry;
- bool card_scan_status; /*use to record if the card scan have done and card init OK 0:fail 1:OK*/
- struct semaphore req_sema; /*use to handle request asynchronous, to prevent issue command in the same time*/
- int wmt_host_index; /*use to identify the host number*/
-
- 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 *, bool);
-extern void mmc_remove_host(struct mmc_host *);
-extern void mmc_free_host(struct mmc_host *);
-
-#ifdef CONFIG_MMC_EMBEDDED_SDIO
-extern void mmc_set_embedded_sdio_data(struct mmc_host *host,
- struct sdio_cis *cis,
- struct sdio_cccr *cccr,
- struct sdio_embedded_func *funcs,
- int num_funcs);
-#endif
-
-static inline void *mmc_priv(struct mmc_host *host)
-{
- return (void *)host->private;
-}
-
-#define mmc_host_is_spi(host) ((host)->caps & MMC_CAP_SPI)
-
-#define mmc_dev(x) ((x)->parent)
-#define mmc_classdev(x) (&(x)->class_dev)
-#define mmc_hostname(x) (dev_name(&(x)->class_dev))
-#define mmc_bus_needs_resume(host) ((host)->bus_resume_flags & MMC_BUSRESUME_NEEDS_RESUME)
-#define mmc_bus_manual_resume(host) ((host)->bus_resume_flags & MMC_BUSRESUME_MANUAL_RESUME)
-
-static inline void mmc_set_bus_resume_policy(struct mmc_host *host, int manual)
-{
- if (manual)
- host->bus_resume_flags |= MMC_BUSRESUME_MANUAL_RESUME;
- else
- host->bus_resume_flags &= ~MMC_BUSRESUME_MANUAL_RESUME;
-}
-
-extern int mmc_resume_bus(struct mmc_host *host);
-
-extern int mmc_suspend_host(struct mmc_host *);
-extern int mmc_resume_host(struct mmc_host *);
-
-extern int mmc_power_save_host(struct mmc_host *host);
-extern int mmc_power_restore_host(struct mmc_host *host);
-
-extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
-extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
-extern void mmc_force_remove_card(struct mmc_host *host);
-
-extern int mmc_cache_ctrl(struct mmc_host *, u8);
-
-static inline void mmc_signal_sdio_irq(struct mmc_host *host)
-{
- host->ops->enable_sdio_irq(host, 0);
- host->sdio_irq_pending = true;
- wake_up_process(host->sdio_irq_thread);
-}
-
-struct regulator;
-
-#ifdef CONFIG_REGULATOR
-int mmc_regulator_get_ocrmask(struct regulator *supply);
-int mmc_regulator_set_ocr(struct mmc_host *mmc,
- struct regulator *supply,
- unsigned short vdd_bit);
-#else
-static inline int mmc_regulator_get_ocrmask(struct regulator *supply)
-{
- return 0;
-}
-
-static inline int mmc_regulator_set_ocr(struct mmc_host *mmc,
- struct regulator *supply,
- unsigned short vdd_bit)
-{
- return 0;
-}
-#endif
-
-int mmc_card_awake(struct mmc_host *host);
-int mmc_card_sleep(struct mmc_host *host);
-int mmc_card_can_sleep(struct mmc_host *host);
-
-int mmc_pm_notify(struct notifier_block *notify_block, unsigned long, void *);
-
-/* Module parameter */
-extern bool mmc_assume_removable;
-
-static inline int mmc_card_is_removable(struct mmc_host *host)
-{
- return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable;
-}
-
-static inline int mmc_card_keep_power(struct mmc_host *host)
-{
- return host->pm_flags & MMC_PM_KEEP_POWER;
-}
-
-static inline int mmc_card_wake_sdio_irq(struct mmc_host *host)
-{
- return host->pm_flags & MMC_PM_WAKE_SDIO_IRQ;
-}
-
-static inline int mmc_host_cmd23(struct mmc_host *host)
-{
- return host->caps & MMC_CAP_CMD23;
-}
-
-static inline int mmc_boot_partition_access(struct mmc_host *host)
-{
- return !(host->caps2 & MMC_CAP2_BOOTPART_NOACC);
-}
-
-#ifdef CONFIG_MMC_CLKGATE
-void mmc_host_clk_hold(struct mmc_host *host);
-void mmc_host_clk_release(struct mmc_host *host);
-unsigned int mmc_host_clk_rate(struct mmc_host *host);
-
-#else
-static inline void mmc_host_clk_hold(struct mmc_host *host)
-{
-}
-
-static inline void mmc_host_clk_release(struct mmc_host *host)
-{
-}
-
-static inline unsigned int mmc_host_clk_rate(struct mmc_host *host)
-{
- return host->ios.clock;
-}
-#endif
-#endif /* LINUX_MMC_HOST_H */