Add a function mmc_detect_card_removed() which upper layers can use to
determine immediately if a card has been removed. This function should
be called after an I/O request fails so that all queued I/O requests
can be errored out immediately instead of waiting for the card device
to be removed.
Signed-off-by: NAdrian Hunter <adrian.hunter@intel.com>
Acked-by: NSujit Reddy Thumma <sthumma@codeaurora.org>
Signed-off-by: NChris Ball <cjb@laptop.org>