tty: i386/x86_64 arbitary speed support

Adds the needed TCGETS2/TCSETS2 ioctl calls, structures, defines and the like.
Tested against the test suite and passes.  Other platforms should need
roughly the same change.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/asm-i386/ioctls.h b/include/asm-i386/ioctls.h
index f962fadab0fadb61c3e85b984f5b9594c73c6c76..ef5878762dc997b3441c64f614238a94755776cf 100644 (file)
--- a/include/asm-i386/ioctls.h
+++ b/include/asm-i386/ioctls.h
@@ -47,6 +47,10 @@
 #define TIOCSBRK       0x5427  /* BSD compatibility */
 #define TIOCCBRK       0x5428  /* BSD compatibility */
 #define TIOCGSID       0x5429  /* Return the session ID of FD */
+#define TCGETS2                _IOR('T',0x2A, struct termios2)
+#define TCSETS2                _IOW('T',0x2B, struct termios2)
+#define TCSETSW2       _IOW('T',0x2C, struct termios2)
+#define TCSETSF2       _IOW('T',0x2D, struct termios2)
 #define TIOCGPTN       _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
 #define TIOCSPTLCK     _IOW('T',0x31, int)  /* Lock/unlock Pty */
 

diff --git a/include/asm-i386/termbits.h b/include/asm-i386/termbits.h
index 2e6237693814e8d6d50e738b38b3ff36579cc80d..a21700352e7b0932e8f859bb8cdf0abf826bab3b 100644 (file)
--- a/include/asm-i386/termbits.h
+++ b/include/asm-i386/termbits.h
@@ -17,6 +17,17 @@ struct termios {
        cc_t c_cc[NCCS];                /* control characters */
 };
 
+struct termios2 {
+       tcflag_t c_iflag;               /* input mode flags */
+       tcflag_t c_oflag;               /* output mode flags */
+       tcflag_t c_cflag;               /* control mode flags */
+       tcflag_t c_lflag;               /* local mode flags */
+       cc_t c_line;                    /* line discipline */
+       cc_t c_cc[NCCS];                /* control characters */
+       speed_t c_ispeed;               /* input speed */
+       speed_t c_ospeed;               /* output speed */
+};
+
 struct ktermios {
        tcflag_t c_iflag;               /* input mode flags */
        tcflag_t c_oflag;               /* output mode flags */
@@ -129,6 +140,7 @@ struct ktermios {
 #define HUPCL  0002000
 #define CLOCAL 0004000
 #define CBAUDEX 0010000
+#define   BOTHER  0010000
 #define    B57600 0010001
 #define   B115200 0010002
 #define   B230400 0010003
@@ -148,6 +160,8 @@ struct ktermios {
 #define CMSPAR   010000000000          /* mark or space (stick) parity */
 #define CRTSCTS          020000000000          /* flow control */
 
+#define IBSHIFT          16            /* Shift from CBAUD to CIBAUD */
+
 /* c_lflag bits */
 #define ISIG   0000001
 #define ICANON 0000002

diff --git a/include/asm-i386/termios.h b/include/asm-i386/termios.h
index 7c99678a8f863ab546568bb31ae25ac82c15c1f7..f520b7c16fa2f3178fcc0a44326d8b5d7690b189 100644 (file)
--- a/include/asm-i386/termios.h
+++ b/include/asm-i386/termios.h
@@ -81,8 +81,10 @@ struct termio {
        copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
 })
 
-#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
-#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
+#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
+#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
 
 #endif /* __KERNEL__ */
 

diff --git a/include/asm-x86_64/termbits.h b/include/asm-x86_64/termbits.h
index 6cfc3bb10c1a48ff49c11e33e117ef94b31a8033..7405756dd41b66434d635a91127c68458cd59bcd 100644 (file)
--- a/include/asm-x86_64/termbits.h
+++ b/include/asm-x86_64/termbits.h
@@ -160,7 +160,7 @@ struct ktermios {
 #define CMSPAR   010000000000          /* mark or space (stick) parity */
 #define CRTSCTS          020000000000          /* flow control */
 
-#define IBSHIFT          8             /* Shift from CBAUD to CIBAUD */
+#define IBSHIFT          16            /* Shift from CBAUD to CIBAUD */
 
 /* c_lflag bits */
 #define ISIG   0000001