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path: root/drivers/usb/gadget/u_ether.c
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2008-10-17usb gadget: cdc ethernet notification bugfixDavid Brownell
Bugfix for the new CDC Ethernet code: as part of activating the network interface's USB link, make sure its link management code knows whether the interface is open or not. Without this fix, the link won't work right when it's brought up before the link is active ... because the initial notification it sends will have the wrong link state (down, not up). Makes it hard to bridge these links (on the host side), among other things. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Cc: stable <stable@kernel.org> [2.6.27] Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-10-16usb gadget: link fixes for cdc composite gadgetDavid Brownell
Change how the CDC Composite gadget driver builds: don't use separate compilation, since it works poorly when key parts are library code (with init sections etc). Instead be as close as we can to "gcc --combine ...". Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-07-25Rename WARN() to WARNING() to clear the namespaceArjan van de Ven
We want to use WARN() as a variant of WARN_ON(), however a few drivers are using WARN() internally. This patch renames these to WARNING() to avoid the namespace clash. A few cases were defining but not using the thing, for those cases I just deleted the definition. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Acked-by: Greg KH <greg@kroah.com> Cc: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-07-21usb ethernet gadget: split out network coreDavid Brownell
Abstract the peripheral side Ethernet-over-USB link layer code from the all-in-one Ethernet gadget driver into a component that can be called by various functions, so the various flavors can be split apart and selectively reused. A notable difference from the approach taken with the serial link layer code (beyond talking to NET not TTY) is that because of the initialization requirements, this only supports one network link. (And one set of Ethernet link addresses.) That is, each configuration may have only one instance of a network function. This doesn't change behavior; the current code has that same restriction. If you want multiple logical links, that can easily be done using network layer tools. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>