mmc: print debug messages for runtime PM actions
authorDaniel Drake <dsd@laptop.org>
Sun, 17 Jul 2011 15:38:41 +0000 (16:38 +0100)
committerChris Ball <cjb@laptop.org>
Thu, 21 Jul 2011 14:35:09 +0000 (10:35 -0400)
commitbb9cab941c7139304899fa7922f3069bb2097f4e
treeff855b6d5ded64f6c47338d1b82c7cf3c6860261
parentecc024419a13da1e589aebc422d9d1e3c0124ba4
mmc: print debug messages for runtime PM actions

At http://www.mail-archive.com/linux-mmc@vger.kernel.org/msg08371.html
(thread: "mmc: sdio: reset card during power_restore") we found and
fixed a bug where mmc's runtime power management functions were not being
called. We have now also made improvements to the SDIO powerup routine
which could possibly mask this kind of issue in future.

Add debug messages to the runtime PM hooks so that it is easy to verify
if and when runtime PM is happening.

Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
drivers/mmc/core/core.c