[patch 1/2] Xtensa: enable arbitary tty speed setting ioctls

Adding the defines/constants activates the existing code in the tty layer
and allows arbitary tty speeds to be requested on this platform

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Zankel <chris@zankel.net>

3 files changed, 12 insertions, 3 deletions

diff --git a/include/asm-xtensa/ioctls.h b/include/asm-xtensa/ioctls.h
index 39e6f23921bb..0ffa942954b9 100644
--- a/include/asm-xtensa/ioctls.h
+++ b/include/asm-xtensa/ioctls.h
@@ -91,6 +91,10 @@
 #define TIOCSBRK        _IO('T', 39)         /* BSD compatibility */
 #define TIOCCBRK        _IO('T', 40)         /* BSD compatibility */
 #define TIOCGSID        _IOR('T', 41, pid_t) /* Return the session ID of FD*/
+#define TCGETS2         _IOR('T', 42, struct termios2)
+#define TCSETS2         _IOW('T', 43, struct termios2)
+#define TCSETSW2        _IOW('T', 44, struct termios2)
+#define TCSETSF2        _IOW('T', 45, 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-xtensa/termbits.h b/include/asm-xtensa/termbits.h
index 9972c25ec86f..85aa6a3c0b6e 100644
--- a/include/asm-xtensa/termbits.h
+++ b/include/asm-xtensa/termbits.h
@@ -157,6 +157,7 @@ struct ktermios {
 #define HUPCL   0002000
 #define CLOCAL  0004000
 #define CBAUDEX 0010000
+#define    BOTHER 0010000
 #define    B57600 0010001
 #define   B115200 0010002
 #define   B230400 0010003
@@ -172,10 +173,12 @@ struct ktermios {
 #define  B3000000 0010015
 #define  B3500000 0010016
 #define  B4000000 0010017
-#define CIBAUD    002003600000  /* input baud rate (not used) */
+#define CIBAUD    002003600000          /* input baud rate */
 #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
diff --git a/include/asm-xtensa/termios.h b/include/asm-xtensa/termios.h
index f14b42c8dac0..4673f42f88a7 100644
--- a/include/asm-xtensa/termios.h
+++ b/include/asm-xtensa/termios.h
@@ -95,8 +95,10 @@ 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__ */