diff options
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/core.h | 1 | ||||
| -rw-r--r-- | include/linux/mmc/host.h | 46 |
2 files changed, 4 insertions, 43 deletions
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 87a976cc5654..2bfa589764de 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -175,7 +175,6 @@ extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int); extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort); extern void mmc_release_host(struct mmc_host *host); -extern void mmc_do_release_host(struct mmc_host *host); extern int mmc_try_claim_host(struct mmc_host *host); extern int mmc_flush_cache(struct mmc_card *); diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index d1d3743fde90..e05bd241c676 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -80,34 +80,11 @@ struct mmc_ios { struct mmc_host_ops { /* - * Hosts that support power saving can use the 'enable' and 'disable' - * methods to exit and enter power saving states. 'enable' is called - * when the host is claimed and 'disable' is called (or scheduled with - * a delay) when the host is released. The 'disable' is scheduled if - * the disable delay set by 'mmc_set_disable_delay()' is non-zero, - * otherwise 'disable' is called immediately. 'disable' may be - * scheduled repeatedly, to permit ever greater power saving at the - * expense of ever greater latency to re-enable. Rescheduling is - * determined by the return value of the 'disable' method. A positive - * value gives the delay in milliseconds. - * - * In the case where a host function (like set_ios) may be called - * with or without the host claimed, enabling and disabling can be - * done directly and will nest correctly. Call 'mmc_host_enable()' and - * 'mmc_host_lazy_disable()' for this purpose, but note that these - * functions must be paired. - * - * Alternatively, 'mmc_host_enable()' may be paired with - * 'mmc_host_disable()' which calls 'disable' immediately. In this - * case the 'disable' method will be called with 'lazy' set to 0. - * This is mainly useful for error paths. - * - * Because lazy disable may be called from a work queue, the 'disable' - * method must claim the host when 'lazy' != 0, which will work - * correctly because recursion is detected and handled. + * '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, int lazy); + 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 @@ -218,7 +195,7 @@ struct mmc_host { #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_DISABLE (1 << 7) /* Can the host be disabled */ + #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 */ @@ -301,13 +278,7 @@ struct mmc_host { unsigned int removed:1; /* host is being removed */ #endif - /* Only used with MMC_CAP_DISABLE */ - int enabled; /* host is enabled */ int rescan_disable; /* disable card detection */ - int nesting_cnt; /* "enable" nesting count */ - int en_dis_recurs; /* detect recursion */ - unsigned int disable_delay; /* disable delay in msecs */ - struct delayed_work disable; /* disabling work */ struct mmc_card *card; /* device attached to this host */ @@ -407,17 +378,8 @@ 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_host_enable(struct mmc_host *host); -int mmc_host_disable(struct mmc_host *host); -int mmc_host_lazy_disable(struct mmc_host *host); int mmc_pm_notify(struct notifier_block *notify_block, unsigned long, void *); -static inline void mmc_set_disable_delay(struct mmc_host *host, - unsigned int disable_delay) -{ - host->disable_delay = disable_delay; -} - /* Module parameter */ extern bool mmc_assume_removable; |