diff options
Diffstat (limited to 'drivers/mmc/core/pwrseq.h')
| -rw-r--r-- | drivers/mmc/core/pwrseq.h | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/mmc/core/pwrseq.h b/drivers/mmc/core/pwrseq.h index 096da48c6a7e..462c0abfb651 100644 --- a/drivers/mmc/core/pwrseq.h +++ b/drivers/mmc/core/pwrseq.h @@ -8,7 +8,10 @@ #ifndef _MMC_CORE_PWRSEQ_H #define _MMC_CORE_PWRSEQ_H +#include <linux/mmc/host.h> + struct mmc_pwrseq_ops { + int (*alloc)(struct mmc_host *host); void (*pre_power_on)(struct mmc_host *host); void (*post_power_on)(struct mmc_host *host); void (*power_off)(struct mmc_host *host); @@ -17,23 +20,35 @@ struct mmc_pwrseq_ops { struct mmc_pwrseq { struct mmc_pwrseq_ops *ops; + struct device *dev; + struct list_head list; + int users; + }; #ifdef CONFIG_OF +int mmc_pwrseq_register(struct mmc_pwrseq *pwrseq); +int mmc_pwrseq_unregister(struct mmc_pwrseq *pwrseq); + int mmc_pwrseq_alloc(struct mmc_host *host); void mmc_pwrseq_pre_power_on(struct mmc_host *host); void mmc_pwrseq_post_power_on(struct mmc_host *host); void mmc_pwrseq_power_off(struct mmc_host *host); void mmc_pwrseq_free(struct mmc_host *host); -struct mmc_pwrseq *mmc_pwrseq_simple_alloc(struct mmc_host *host, - struct device *dev); -struct mmc_pwrseq *mmc_pwrseq_emmc_alloc(struct mmc_host *host, - struct device *dev); - #else +static inline int mmc_pwrseq_register(struct mmc_pwrseq *pwrseq) +{ + return -ENOSYS; +} + +static inline int mmc_pwrseq_unregister(struct mmc_pwrseq *pwrseq) +{ + return -ENOSYS; +} + static inline int mmc_pwrseq_alloc(struct mmc_host *host) { return 0; } static inline void mmc_pwrseq_pre_power_on(struct mmc_host *host) {} static inline void mmc_pwrseq_post_power_on(struct mmc_host *host) {} |