tree 9789b9f3f1e1f04d4bb79207932a8688ea440d15
parent e19499ae10903807acbaa07a28d4b56d508ac339
author Wei WANG <wei_wang@realsil.com.cn> 1362726357 +0800
committer Chris Ball <cjb@laptop.org> 1363970142 -0400

mmc: rtsx_pci_sdmmc: Don't execute power up sequence repeatedly

For some Realtek card readers, the power up sequence can only be executed
when power has been turned off fully.

So the rtsx host should not start power up sequence again when set_ios
been called if the power has been turned on.

Signed-off-by: Wei WANG <wei_wang@realsil.com.cn>
Signed-off-by: Chris Ball <cjb@laptop.org>