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(parent: ee698f5) | patch
mmc: core: warn when card doesn't support HPI
authorJaehoon Chung <jh80.chung@samsung.com>
Sun, 11 Mar 2012 23:57:27 +0000 (08:57 +0900)
committerChris Ball <cjb@laptop.org>
Tue, 27 Mar 2012 16:20:12 +0000 (12:20 -0400)
commit2378975bd5ed583da555c7e5dee121663b7d5f46
treea559ad5e1319701473139280a0dded127c8a8a37tree | snapshot
parentee698f503442741ca394d55c77b61c9080537686commit | diff
mmc: core: warn when card doesn't support HPI

Someone could use send_hpi_cmd() on a card that doesn't advertise support
for HPI.  Then maybe didn't work fine.  Because card->ext_csd.hpi_cmd
didn't set.  So if card didn't support hpi, return the warning message.

And CMD12's flags is MMC_RSP_R1B.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/core/mmc_ops.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git