diff options
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/Kbuild | 1 | ||||
| -rw-r--r-- | include/linux/mmc/card.h | 18 | ||||
| -rw-r--r-- | include/linux/mmc/core.h | 4 | ||||
| -rw-r--r-- | include/linux/mmc/dw_mmc.h | 15 | ||||
| -rw-r--r-- | include/linux/mmc/host.h | 5 | ||||
| -rw-r--r-- | include/linux/mmc/ioctl.h | 57 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 19 | ||||
| -rw-r--r-- | include/linux/mmc/sdhci.h | 3 |
8 files changed, 47 insertions, 75 deletions
diff --git a/include/linux/mmc/Kbuild b/include/linux/mmc/Kbuild deleted file mode 100644 index 1fb26448faa9..000000000000 --- a/include/linux/mmc/Kbuild +++ /dev/null @@ -1 +0,0 @@ -header-y += ioctl.h diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 4b27f9f503e4..943550dfe9ea 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -57,6 +57,7 @@ struct mmc_ext_csd { unsigned int sa_timeout; /* Units: 100ns */ unsigned int generic_cmd6_time; /* Units: 10ms */ unsigned int power_off_longtime; /* Units: ms */ + u8 power_off_notification; /* state */ unsigned int hs_max_dtr; #define MMC_HIGH_26_MAX_DTR 26000000 #define MMC_HIGH_52_MAX_DTR 52000000 @@ -76,10 +77,13 @@ struct mmc_ext_csd { bool hpi_en; /* HPI enablebit */ bool hpi; /* HPI support bit */ unsigned int hpi_cmd; /* cmd used as HPI */ + bool bkops; /* background support bit */ + bool bkops_en; /* background enable bit */ unsigned int data_sector_size; /* 512 bytes or 4KB */ unsigned int data_tag_unit_size; /* DATA TAG UNIT size */ unsigned int boot_ro_lock; /* ro lock support */ bool boot_ro_lockable; + u8 raw_exception_status; /* 53 */ u8 raw_partition_support; /* 160 */ u8 raw_erased_mem_count; /* 181 */ u8 raw_ext_csd_structure; /* 194 */ @@ -93,6 +97,7 @@ struct mmc_ext_csd { u8 raw_sec_erase_mult; /* 230 */ u8 raw_sec_feature_support;/* 231 */ u8 raw_trim_mult; /* 232 */ + u8 raw_bkops_status; /* 246 */ u8 raw_sectors[4]; /* 212 - 4 bytes */ unsigned int feature_support; @@ -225,7 +230,7 @@ struct mmc_card { #define MMC_CARD_SDXC (1<<6) /* card is SDXC */ #define MMC_CARD_REMOVED (1<<7) /* card has been removed */ #define MMC_STATE_HIGHSPEED_200 (1<<8) /* card is in HS200 mode */ -#define MMC_STATE_SLEEP (1<<9) /* card is in sleep state */ +#define MMC_STATE_DOING_BKOPS (1<<10) /* card is doing BKOPS */ unsigned int quirks; /* card quirks */ #define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1) /* use func->cur_blksize */ @@ -241,11 +246,6 @@ struct mmc_card { #define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ #define MMC_QUIRK_SEC_ERASE_TRIM_BROKEN (1<<10) /* Skip secure for erase/trim */ /* byte mode */ - unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ -#define MMC_NO_POWER_NOTIFICATION 0 -#define MMC_POWERED_ON 1 -#define MMC_POWEROFF_SHORT 2 -#define MMC_POWEROFF_LONG 3 unsigned int erase_size; /* erase size in sectors */ unsigned int erase_shift; /* if erase unit is power 2 */ @@ -392,7 +392,7 @@ static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) #define mmc_sd_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC) #define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED)) -#define mmc_card_is_sleep(c) ((c)->state & MMC_STATE_SLEEP) +#define mmc_card_doing_bkops(c) ((c)->state & MMC_STATE_DOING_BKOPS) #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) @@ -404,9 +404,9 @@ static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) #define mmc_sd_card_set_uhs(c) ((c)->state |= MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC) #define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED) -#define mmc_card_set_sleep(c) ((c)->state |= MMC_STATE_SLEEP) +#define mmc_card_set_doing_bkops(c) ((c)->state |= MMC_STATE_DOING_BKOPS) +#define mmc_card_clr_doing_bkops(c) ((c)->state &= ~MMC_STATE_DOING_BKOPS) -#define mmc_card_clr_sleep(c) ((c)->state &= ~MMC_STATE_SLEEP) /* * Quirk add/remove for MMC products. */ diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 1b431c728b9a..9b9cdafc7737 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -134,6 +134,8 @@ struct mmc_host; struct mmc_card; struct mmc_async_req; +extern int mmc_stop_bkops(struct mmc_card *); +extern int mmc_read_bkops_status(struct mmc_card *); extern struct mmc_async_req *mmc_start_req(struct mmc_host *, struct mmc_async_req *, int *); extern int mmc_interrupt_hpi(struct mmc_card *); @@ -142,6 +144,8 @@ extern int mmc_wait_for_cmd(struct mmc_host *, struct mmc_command *, int); extern int mmc_app_cmd(struct mmc_host *, struct mmc_card *); extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *, struct mmc_command *, int); +extern void mmc_start_bkops(struct mmc_card *card, bool from_exception); +extern int __mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int, bool); extern int mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int); #define MMC_ERASE_ARG 0x00000000 diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h index 7a7ebd367cfd..7c6a1139d8fa 100644 --- a/include/linux/mmc/dw_mmc.h +++ b/include/linux/mmc/dw_mmc.h @@ -78,6 +78,10 @@ struct mmc_data; * @data_offset: Set the offset of DATA register according to VERID. * @dev: Device associated with the MMC controller. * @pdata: Platform data associated with the MMC controller. + * @drv_data: Driver specific data for identified variant of the controller + * @priv: Implementation defined private data. + * @biu_clk: Pointer to bus interface unit clock instance. + * @ciu_clk: Pointer to card interface unit clock instance. * @slot: Slots sharing this MMC controller. * @fifo_depth: depth of FIFO. * @data_shift: log2 of FIFO item size. @@ -156,8 +160,12 @@ struct dw_mci { u32 fifoth_val; u16 verid; u16 data_offset; - struct device dev; + struct device *dev; struct dw_mci_board *pdata; + struct dw_mci_drv_data *drv_data; + void *priv; + struct clk *biu_clk; + struct clk *ciu_clk; struct dw_mci_slot *slot[MAX_MCI_SLOTS]; /* FIFO push and pull */ @@ -201,7 +209,8 @@ struct dw_mci_dma_ops { #define DW_MCI_QUIRK_HIGHSPEED BIT(2) /* Unreliable card detection */ #define DW_MCI_QUIRK_BROKEN_CARD_DETECTION BIT(3) - +/* Write Protect detection not available */ +#define DW_MCI_QUIRK_NO_WRITE_PROTECT BIT(4) struct dma_pdata; @@ -218,7 +227,7 @@ struct dw_mci_board { u32 num_slots; u32 quirks; /* Workaround / Quirk flags */ - unsigned int bus_hz; /* Bus speed */ + unsigned int bus_hz; /* Clock speed at the cclk_in pad */ unsigned int caps; /* Capabilities */ unsigned int caps2; /* More capabilities */ diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index f578a71d82a6..7abb0e1f7bda 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -259,10 +259,6 @@ struct mmc_host { #define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11) /* Write-protect signal active high */ 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 */ @@ -300,6 +296,7 @@ struct mmc_host { #endif int rescan_disable; /* disable card detection */ + int rescan_entered; /* used with nonremovable devices */ struct mmc_card *card; /* device attached to this host */ diff --git a/include/linux/mmc/ioctl.h b/include/linux/mmc/ioctl.h deleted file mode 100644 index 1f5e68923929..000000000000 --- a/include/linux/mmc/ioctl.h +++ /dev/null @@ -1,57 +0,0 @@ -#ifndef LINUX_MMC_IOCTL_H -#define LINUX_MMC_IOCTL_H - -#include <linux/types.h> - -struct mmc_ioc_cmd { - /* Implies direction of data. true = write, false = read */ - int write_flag; - - /* Application-specific command. true = precede with CMD55 */ - int is_acmd; - - __u32 opcode; - __u32 arg; - __u32 response[4]; /* CMD response */ - unsigned int flags; - unsigned int blksz; - unsigned int blocks; - - /* - * Sleep at least postsleep_min_us useconds, and at most - * postsleep_max_us useconds *after* issuing command. Needed for - * some read commands for which cards have no other way of indicating - * they're ready for the next command (i.e. there is no equivalent of - * a "busy" indicator for read operations). - */ - unsigned int postsleep_min_us; - unsigned int postsleep_max_us; - - /* - * Override driver-computed timeouts. Note the difference in units! - */ - unsigned int data_timeout_ns; - unsigned int cmd_timeout_ms; - - /* - * For 64-bit machines, the next member, ``__u64 data_ptr``, wants to - * be 8-byte aligned. Make sure this struct is the same size when - * built for 32-bit. - */ - __u32 __pad; - - /* DAT buffer */ - __u64 data_ptr; -}; -#define mmc_ioc_cmd_set_data(ic, ptr) ic.data_ptr = (__u64)(unsigned long) ptr - -#define MMC_IOC_CMD _IOWR(MMC_BLOCK_MAJOR, 0, struct mmc_ioc_cmd) - -/* - * Since this ioctl is only meant to enhance (and not replace) normal access - * to the mmc bus device, an upper data transfer limit of MMC_IOC_MAX_BYTES - * is enforced per ioctl call. For larger data transfers, use the normal - * block device operations. - */ -#define MMC_IOC_MAX_BYTES (512L * 256) -#endif /* LINUX_MMC_IOCTL_H */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index d425cab144d9..01e4b394029b 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -139,6 +139,7 @@ static inline bool mmc_op_multi(u32 opcode) #define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */ #define R1_READY_FOR_DATA (1 << 8) /* sx, a */ #define R1_SWITCH_ERROR (1 << 7) /* sx, c */ +#define R1_EXCEPTION_EVENT (1 << 6) /* sx, a */ #define R1_APP_CMD (1 << 5) /* sr, c */ #define R1_STATE_IDLE 0 @@ -274,12 +275,15 @@ struct _mmc_csd { #define EXT_CSD_FLUSH_CACHE 32 /* W */ #define EXT_CSD_CACHE_CTRL 33 /* R/W */ #define EXT_CSD_POWER_OFF_NOTIFICATION 34 /* R/W */ +#define EXT_CSD_EXP_EVENTS_STATUS 54 /* RO */ #define EXT_CSD_DATA_SECTOR_SIZE 61 /* R */ #define EXT_CSD_GP_SIZE_MULT 143 /* R/W */ #define EXT_CSD_PARTITION_ATTRIBUTE 156 /* R/W */ #define EXT_CSD_PARTITION_SUPPORT 160 /* RO */ #define EXT_CSD_HPI_MGMT 161 /* R/W */ #define EXT_CSD_RST_N_FUNCTION 162 /* R/W */ +#define EXT_CSD_BKOPS_EN 163 /* R/W */ +#define EXT_CSD_BKOPS_START 164 /* W */ #define EXT_CSD_SANITIZE_START 165 /* W */ #define EXT_CSD_WR_REL_PARAM 166 /* RO */ #define EXT_CSD_BOOT_WP 173 /* R/W */ @@ -313,11 +317,13 @@ struct _mmc_csd { #define EXT_CSD_PWR_CL_200_360 237 /* RO */ #define EXT_CSD_PWR_CL_DDR_52_195 238 /* RO */ #define EXT_CSD_PWR_CL_DDR_52_360 239 /* RO */ +#define EXT_CSD_BKOPS_STATUS 246 /* RO */ #define EXT_CSD_POWER_OFF_LONG_TIME 247 /* RO */ #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ #define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */ #define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */ +#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */ #define EXT_CSD_HPI_FEATURES 503 /* RO */ /* @@ -378,6 +384,19 @@ struct _mmc_csd { #define EXT_CSD_PWR_CL_8BIT_SHIFT 4 #define EXT_CSD_PWR_CL_4BIT_SHIFT 0 /* + * EXCEPTION_EVENT_STATUS field + */ +#define EXT_CSD_URGENT_BKOPS BIT(0) +#define EXT_CSD_DYNCAP_NEEDED BIT(1) +#define EXT_CSD_SYSPOOL_EXHAUSTED BIT(2) +#define EXT_CSD_PACKED_FAILURE BIT(3) + +/* + * BKOPS status level + */ +#define EXT_CSD_BKOPS_LEVEL_2 0x2 + +/* * MMC_SWITCH access modes */ diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index ac83b105bedd..fa8529a859b8 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -97,7 +97,8 @@ struct sdhci_host { const struct sdhci_ops *ops; /* Low level hw interface */ - struct regulator *vmmc; /* Power regulator */ + struct regulator *vmmc; /* Power regulator (vmmc) */ + struct regulator *vqmmc; /* Signaling regulator (vccq) */ /* Internal data */ struct mmc_host *mmc; /* MMC structure */ |