Hi Wei, On Fri, Feb 08, 2013 at 03:24:27PM +0800, wei_wang@xxxxxxxxxxxxxx wrote: > From: Wei WANG <wei_wang@xxxxxxxxxxxxxx> > > Realtek card reader supports both SD and MS card. According to the > settings of rtsx MFD driver, SD host will be probed before MS host. > If we boot/reboot Linux with SD card inserted, the resetting flow of SD > card will succeed, and the following resetting flow of MS is sure to fail. > Then MS upper-level driver will ask rtsx driver to turn power off. This > request leads to the result that the following SD commands fail and SD card > can't be accessed again. > > In this commit, Realtek's SD and MS host driver will check whether the card > that upper driver requesting is the one existing in the slot. If not, Realtek's > host driver will refuse the operation to make sure the exlusive accessing > at the same time. > > Signed-off-by: Wei WANG <wei_wang@xxxxxxxxxxxxxx> > --- > drivers/memstick/host/rtsx_pci_ms.c | 7 +++++++ > drivers/mfd/rtsx_pcr.c | 30 ++++++++++++++++++++++++++++++ > drivers/mmc/host/rtsx_pci_sdmmc.c | 18 ++++++++++++++++++ > include/linux/mfd/rtsx_pci.h | 2 ++ > 4 files changed, 57 insertions(+) Patch applied, thanks. Cheers, Samuel. -- Intel Open Source Technology Centre http://oss.intel.com/ -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
