Add support for SMSC UFX6000/7000 USB display adapters

This patch adds framebuffer suport for SMSC's UFX6000 (USB 2.0) and
UFX7000 (USB 3.0) display adapters.
Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

MAINTAINERS

@@ -5920,6 +5920,12 @@ L:	netdev@vger.kernel.org
 S:	Supported
 F:	drivers/net/smsc9420.*
 
+SMSC UFX6000 and UFX7000 USB to VGA DRIVER
+M:	Steve Glendinning <steve.glendinning@smsc.com>
+L:	linux-fbdev@vger.kernel.org
+S:	Supported
+F:	drivers/video/smscufx.c
+
 SN-IA64 (Itanium) SUB-PLATFORM
 M:	Jes Sorensen <jes@sgi.com>
 L:	linux-altix@sgi.com

drivers/video/Kconfig

@@ -2120,6 +2120,22 @@ config FB_SM501
 
 	  If unsure, say N.
 
+config FB_SMSCUFX
+	tristate "SMSC UFX6000/7000 USB Framebuffer support"
+	depends on FB && USB
+	select FB_MODE_HELPERS
+	select FB_SYS_FILLRECT
+	select FB_SYS_COPYAREA
+	select FB_SYS_IMAGEBLIT
+	select FB_SYS_FOPS
+	select FB_DEFERRED_IO
+	---help---
+	  This is a kernel framebuffer driver for SMSC UFX USB devices.
+	  Supports fbdev clients like xf86-video-fbdev, kdrive, fbi, and
+	  mplayer -vo fbdev. Supports both UFX6000 (USB 2.0) and UFX7000
+	  (USB 3.0) devices.
+	  To compile as a module, choose M here: the module name is smscufx.
+
 config FB_UDL
 	tristate "Displaylink USB Framebuffer support"
 	depends on FB && USB

drivers/video/Makefile

@@ -128,6 +128,7 @@ obj-$(CONFIG_FB_IBM_GXT4500)	  += gxt4500.o
 obj-$(CONFIG_FB_PS3)		  += ps3fb.o
 obj-$(CONFIG_FB_SM501)            += sm501fb.o
 obj-$(CONFIG_FB_UDL)		  += udlfb.o
+obj-$(CONFIG_FB_SMSCUFX)	  += smscufx.o
 obj-$(CONFIG_FB_XILINX)           += xilinxfb.o
 obj-$(CONFIG_SH_MIPI_DSI)	  += sh_mipi_dsi.o
 obj-$(CONFIG_FB_SH_MOBILE_HDMI)	  += sh_mobile_hdmi.o