Commit d9df1737 authored by Ulf Hansson's avatar Ulf Hansson

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: default avatarUlf Hansson <ulf.hansson@linaro.org>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Reviewed-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
parent 0f2c0512
...@@ -2729,27 +2729,6 @@ int mmc_power_restore_host(struct mmc_host *host) ...@@ -2729,27 +2729,6 @@ int mmc_power_restore_host(struct mmc_host *host)
} }
EXPORT_SYMBOL(mmc_power_restore_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 #ifdef CONFIG_PM_SLEEP
/* Do the card removal on suspend if card is assumed removeable /* 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 * Do that in pm notifier while userspace isn't yet frozen, so we will be able
......
...@@ -1022,6 +1022,27 @@ void mmc_start_bkops(struct mmc_card *card, bool from_exception) ...@@ -1022,6 +1022,27 @@ void mmc_start_bkops(struct mmc_card *card, bool from_exception)
mmc_release_host(card->host); 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) static int mmc_cmdq_switch(struct mmc_card *card, bool enable)
{ {
u8 val = enable ? EXT_CSD_CMDQ_MODE_ENABLED : 0; u8 val = enable ? EXT_CSD_CMDQ_MODE_ENABLED : 0;
......
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