BMC/Intel-BMC/linux.git - Intel OpenBMC Linux kernel source tree (mirror)

Age	Commit message (Collapse)	Author	Files	Lines
2011-07-02	tty: n_gsm: Add raw-ip support	Russ Gorby	1	-0/+11
	This patch adds the ability to open a network data connection over a mux virtual tty channel. This is for modems that support data connections with raw IP frames instead of PPP. On high speed data connections this eliminates a significant amount of PPP overhead. To use this interface, the application must first tell the modem to open a network connection on a virtual tty. Once that has been accomplished, the app will issue an IOCTL on that virtual tty to create the network interface. The IOCTL will return the index of the interface created. The two IOCTL commands are: ioctl( fd, GSMIOC_ENABLE_NET ); ioctl( fd, GSMIOC_DISABLE_NET ); Signed-off-by: Russ Gorby <russ.gorby@intel.com> Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-21	tty: n_gsm line discipline	Alan Cox	1	-0/+25
	Add an implementation of GSM 0710 MUX. The implementation currently supports - Basic and advanced framing (as either end of the link) - UI or UIH data frames - Adaption layer 1-4 (1 and 2 via tty, 3 and 4 as skbuff lists) - Modem and control messages including the correct retry process - Flow control and exposes the MUX channels as a set of virtual tty devices including modem signals. This is an experimental driver. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>