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>
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@ -2729,27 +2729,6 @@ int mmc_power_restore_host(struct mmc_host *host)
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}
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EXPORT_SYMBOL(mmc_power_restore_host);
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/*
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* Flush the cache to the non-volatile storage.
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*/
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int mmc_flush_cache(struct mmc_card *card)
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{
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int err = 0;
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if (mmc_card_mmc(card) &&
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(card->ext_csd.cache_size > 0) &&
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(card->ext_csd.cache_ctrl & 1)) {
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err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
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EXT_CSD_FLUSH_CACHE, 1, 0);
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if (err)
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pr_err("%s: cache flush error %d\n",
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mmc_hostname(card->host), err);
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}
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return err;
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}
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EXPORT_SYMBOL(mmc_flush_cache);
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#ifdef CONFIG_PM_SLEEP
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/* Do the card removal on suspend if card is assumed removeable
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* Do that in pm notifier while userspace isn't yet frozen, so we will be able
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@ -1022,6 +1022,27 @@ out:
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mmc_release_host(card->host);
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}
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/*
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* Flush the cache to the non-volatile storage.
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*/
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int mmc_flush_cache(struct mmc_card *card)
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{
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int err = 0;
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if (mmc_card_mmc(card) &&
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(card->ext_csd.cache_size > 0) &&
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(card->ext_csd.cache_ctrl & 1)) {
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err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
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EXT_CSD_FLUSH_CACHE, 1, 0);
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if (err)
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pr_err("%s: cache flush error %d\n",
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mmc_hostname(card->host), err);
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}
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return err;
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}
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EXPORT_SYMBOL(mmc_flush_cache);
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static int mmc_cmdq_switch(struct mmc_card *card, bool enable)
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{
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u8 val = enable ? EXT_CSD_CMDQ_MODE_ENABLED : 0;
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