Add callback function conv_clk_and_div_n to convert between SSC clock
and its divider N.
For rtl8411, the formula to calculate SSC clock divider N is different
with the other card reader models.
Signed-off-by: NWei WANG <wei_wang@realsil.com.cn>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>

Realtek PCI-E card reader driver adapts requests from upper-level
sdmmc/memstick layer to the real physical card reader.
Signed-off-by: NWei WANG <wei_wang@realsil.com.cn>
Reviewed-by: NArnd Bergmann <arnd@arndb.de>
Tested-by: NBorislav Petkov <bp@alien8.de>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

This driver is used for Realtek RTS5139 USB cardreader, which
supports many cards, such as SD, MS, XD series cards.
Signed-off-by: Nedwin_rong <edwin_rong@realsil.com.cn>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

This patch fixes a number of the following warnings:
warning: "CONFIG_RTS_PSTOR_DEBUG" is not defined

The code uses '#if CONFIG_RTS_PSTOR_DEBUG' when it should be using '#ifdef'
Signed-off-by: NJeff Mahoney <jeffm@suse.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

rts_pstor is used to support Realtek PCI-E card readers,
including rts5209, rts5208, Barossa.
Signed-off-by: Nwwang <wei_wang@realsil.com.cn>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>