On Fri, May 11, 2012 at 02:28:42PM +0200, Andrzej Pietrasiewicz wrote: > The Configurable Gadget driver is a composite driver that allows > userspace to change at runtime the list of functions enabled in > its configuration and to configure these functions. It supports > multiple functions: acm, rndis, mass storage and accessory. > > It is usually controlled by a daemon that changes the configuration > based on user settings. For example, rndis is enabled when the user > enables sharing the phone data connection. > > As an example on how to use it, the following shell commands will > make the gadget disconnect from the host and make it be re-enumerated > as a composite with 1 rndis and 2 acm interfaces, and a different > product id: > > echo 0 > /sys/class/ccg_usb/ccg0/enable > echo rndis,acm > /sys/class/ccg_usb/ccg0/functions > echo 2 > /sys/class/ccg_usb/ccg0/f_acm/instances > echo -n 0x2d01 > /sys/module/g_ccg/parameters/idProduct > echo 1 > /sys/class/ccg_usb/ccg0/enable > > The driver requires a gadget controller that supports software > control of the D+ pullup and the controller driver must support > disabling the pullup during composite_bind. > > Signed-off-by: Mike Lockwood <lockwood@xxxxxxxxxxx> > Signed-off-by: Benoit Goby <benoit@xxxxxxxxxxx> > [import android.c, implement review comments, remove adb,mtp,ptp,accessory] > Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@xxxxxxxxxxx> > Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> > --- > Documentation/ABI/testing/sysfs-class-ccg_usb | 128 ++++ Please put this file in drivers/staging/ccg/ as well. > drivers/staging/Makefile | 1 + > drivers/staging/ccg/Kconfig | 8 + > drivers/staging/ccg/Makefile | 4 + > drivers/staging/ccg/TODO | 6 + > drivers/staging/ccg/ccg.c | 995 +++++++++++++++++++++++++ > drivers/usb/gadget/Kconfig | 2 + > 7 files changed, 1144 insertions(+), 0 deletions(-) > create mode 100644 Documentation/ABI/testing/sysfs-class-ccg_usb > create mode 100644 drivers/staging/ccg/Kconfig > create mode 100644 drivers/staging/ccg/Makefile > create mode 100644 drivers/staging/ccg/TODO > create mode 100644 drivers/staging/ccg/ccg.c > > diff --git a/Documentation/ABI/testing/sysfs-class-ccg_usb b/Documentation/ABI/testing/sysfs-class-ccg_usb > new file mode 100644 > index 0000000..6317b68 > --- /dev/null > +++ b/Documentation/ABI/testing/sysfs-class-ccg_usb > @@ -0,0 +1,128 @@ > +What: /sys/class/ccg_usb > +Date: March 2012 > +KernelVersion: 3.3 3.3 kernel? Nice, are you going back in time now? Please fix this... greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
