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| author |   Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 13:41:55 -0500 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 21:49:15 +0200 |
| commit | 33e6d74d65c358270f00d228877178964aab84b3 (patch) | |
| tree | 5a3590e037d82638dbd3a7e0a6f9442230fe6d3a /drivers/mmc | |
| parent | mmc: sdio: Fix sdio wait busy implement limitation (diff) | |
| download | linux-dev-33e6d74d65c358270f00d228877178964aab84b3.tar.xz linux-dev-33e6d74d65c358270f00d228877178964aab84b3.zip | |
mmc: core: Export API to allow hosts to get the card address
Some hosts controllers, like Cavium, needs to know whether the card
operates in byte- or block-address mode. Therefore export a new API,
mmc_card_is_blockaddr(), which provides this information.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Steven J. Hill <Steven.Hill@cavium.com>
Acked-by: David Daney <david.daney@cavium.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index e5f6bbfa73dd..82c45ddfa202 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -2560,6 +2560,12 @@ unsigned int mmc_calc_max_discard(struct mmc_card *card) } EXPORT_SYMBOL(mmc_calc_max_discard); +bool mmc_card_is_blockaddr(struct mmc_card *card) +{ + return card ? mmc_card_blockaddr(card) : false; +} +EXPORT_SYMBOL(mmc_card_is_blockaddr); + int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen) { struct mmc_command cmd = {}; |