This patch adds new line discipline name an number to include/linux/tty.h. The line discipline will be used by the Amstrad E3 (Delta) sound driver that will come next in this series of patches.

Created against linux-2.6.31-rc3. Applies to linux-omap-2.6 commit 7c5cb7862d32cb344be7831d466535d5255e35ac as well.

Signed-off-by: Janusz Krzysztofik jkrzyszt@tis.icnet.pl --- The line discipline is named after the board name as its code will be board specific.

--- linux-2.6.31-rc1/include/linux/tty.h.orig 2009-07-04 16:39:56.000000000 +0200 +++ linux-2.6.31-rc1/include/linux/tty.h 2009-07-06 16:14:31.000000000 +0200 @@ -23,7 +23,7 @@ */ #define NR_UNIX98_PTY_DEFAULT 4096 /* Default maximum for Unix98 ptys */ #define NR_UNIX98_PTY_MAX (1 << MINORBITS) /* Absolute limit */ -#define NR_LDISCS 19 +#define NR_LDISCS 20

/* line disciplines */ #define N_TTY 0 @@ -47,6 +47,8 @@ #define N_SLCAN 17 /* Serial / USB serial CAN Adaptors */ #define N_PPS 18 /* Pulse per Second */

+#define N_AMSDELTA 19 /* codec control over modem, board specific */ + /* * This character is the same as _POSIX_VDISABLE: it cannot be used as * a c_cc[] character, but indicates that a particular special character