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mmc: core: Do not export MMC_NAME= and MODALIAS=mmc:block for SDIO cards

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SDIO non-combo cards are not handled by mmc_block driver and do not have
accessible CID register which is used for MMC_NAME= construction.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Marek Behún <marek.behun@nic.cz>
Link: https://lore.kernel.org/r/20200527110858.17504-1-pali@kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Pali Rohár 2020-05-27 13:08:57 +02:00 committed by Ulf Hansson
parent dbdea70f71
commit c03ac5e6fa
1 changed files with 7 additions and 0 deletions
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7
drivers/mmc/core/bus.c
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@ -93,6 +93,13 @@ mmc_bus_uevent(struct device *dev, struct kobj_uevent_env *env)
return retval;
}
/*
* SDIO (non-combo) cards are not handled by mmc_block driver and do not
* have accessible CID register which used by mmc_card_name() function.
*/
if (card->type == MMC_TYPE_SDIO)
return 0;
retval = add_uevent_var(env, "MMC_NAME=%s", mmc_card_name(card));
if (retval)
return retval;