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mmc: core: Move mmc_flush_cache() from core.c to mmc_ops.c 

The mmc_flush_cache() is a eMMC specific function, let's move it to
mmc_ops.c to make that clear.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
This commit is contained in:
Ulf Hansson 2017-06-08 15:27:40 +02:00
parent 0f2c05125e
commit d9df173758
2 changed files with 21 additions and 21 deletions
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21
drivers/mmc/core/core.c
View File

@ -2729,27 +2729,6 @@ int mmc_power_restore_host(struct mmc_host *host)
}
EXPORT_SYMBOL(mmc_power_restore_host);
/*
* Flush the cache to the non-volatile storage.
*/
int mmc_flush_cache(struct mmc_card *card)
{
int err = 0;
if (mmc_card_mmc(card) &&
(card->ext_csd.cache_size > 0) &&
(card->ext_csd.cache_ctrl & 1)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_FLUSH_CACHE, 1, 0);
if (err)
pr_err("%s: cache flush error %d\n",
mmc_hostname(card->host), err);
}
return err;
}
EXPORT_SYMBOL(mmc_flush_cache);
#ifdef CONFIG_PM_SLEEP
/* Do the card removal on suspend if card is assumed removeable
* Do that in pm notifier while userspace isn't yet frozen, so we will be able

21
drivers/mmc/core/mmc_ops.c
View File

@ -1022,6 +1022,27 @@ out:
mmc_release_host(card->host);
}
/*
* Flush the cache to the non-volatile storage.
*/
int mmc_flush_cache(struct mmc_card *card)
{
int err = 0;
if (mmc_card_mmc(card) &&
(card->ext_csd.cache_size > 0) &&
(card->ext_csd.cache_ctrl & 1)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
EXT_CSD_FLUSH_CACHE, 1, 0);
if (err)
pr_err("%s: cache flush error %d\n",
mmc_hostname(card->host), err);
}
return err;
}
EXPORT_SYMBOL(mmc_flush_cache);
static int mmc_cmdq_switch(struct mmc_card *card, bool enable)
{
u8 val = enable ? EXT_CSD_CMDQ_MODE_ENABLED : 0;