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mmc: core: export retune_enable/disable api for wifi drivers

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Change-Id: I084e155ed71057fa7f39e160a4f3fde964557185
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
This commit is contained in:
Shawn Lin
2019-02-21 15:05:04 +08:00
committed by Tao Huang
parent 5ffbedd300
commit d86ffdff59
3 changed files with 4 additions and 2 deletions
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2
drivers/mmc/core/host.c
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@@ -65,6 +65,7 @@ void mmc_retune_enable(struct mmc_host *host)
mod_timer(&host->retune_timer,
jiffies + host->retune_period * HZ);
}
EXPORT_SYMBOL(mmc_retune_enable);
/*
* Pause re-tuning for a small set of operations. The pause begins after the
@@ -97,6 +98,7 @@ void mmc_retune_disable(struct mmc_host *host)
host->retune_now = 0;
host->need_retune = 0;
}
EXPORT_SYMBOL(mmc_retune_disable);
void mmc_retune_timer_stop(struct mmc_host *host)
{

2
drivers/mmc/core/host.h
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@@ -16,8 +16,6 @@
int mmc_register_host_class(void);
void mmc_unregister_host_class(void);
void mmc_retune_enable(struct mmc_host *host);
void mmc_retune_disable(struct mmc_host *host);
void mmc_retune_hold(struct mmc_host *host);
void mmc_retune_release(struct mmc_host *host);
int mmc_retune(struct mmc_host *host);

2
include/linux/mmc/host.h
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@@ -581,5 +581,7 @@ static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data)
int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error);
int mmc_abort_tuning(struct mmc_host *host, u32 opcode);
void mmc_retune_enable(struct mmc_host *host);
void mmc_retune_disable(struct mmc_host *host);
#endif /* LINUX_MMC_HOST_H */