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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2022-08-20 19:36:09 -0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-09 10:44:34 +0200 |
| commit | 1d5d66825610bb7be23e2229731261c8e99eaa28 (patch) | |
| tree | a8390bbd15c5fd08ec5f2bf8e222f132d4d56346 /arch/ia64 | |
| parent | tty: serial: qcom-geni-serial: Replace hardcoded icc flags with macros. (diff) | |
| download | linux-dev-1d5d66825610bb7be23e2229731261c8e99eaa28.tar.xz linux-dev-1d5d66825610bb7be23e2229731261c8e99eaa28.zip | |
termios: uninline conversion helpers
default go into drivers/tty/tty_ioctl.c, unusual - into
arch/*/kernel/termios.c (only alpha and sparc have those).
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/YxDmeUBHo0s/Ew8b@ZenIV
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/termios.h | 41 |
1 files changed, 6 insertions, 35 deletions
diff --git a/arch/ia64/include/asm/termios.h b/arch/ia64/include/asm/termios.h index 589c026444cc..e7b2654aeb6f 100644 --- a/arch/ia64/include/asm/termios.h +++ b/arch/ia64/include/asm/termios.h @@ -19,40 +19,11 @@ */ #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" -/* - * Translate a "termio" structure into a "termios". Ugh. - */ -#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ - unsigned short __tmp; \ - get_user(__tmp,&(termio)->x); \ - *(unsigned short *) &(termios)->x = __tmp; \ -} - -#define user_termio_to_kernel_termios(termios, termio) \ -({ \ - SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ - SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ - copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ -}) - -/* - * Translate a "termios" structure into a "termio". Ugh. - */ -#define kernel_termios_to_user_termio(termio, termios) \ -({ \ - put_user((termios)->c_iflag, &(termio)->c_iflag); \ - put_user((termios)->c_oflag, &(termio)->c_oflag); \ - put_user((termios)->c_cflag, &(termio)->c_cflag); \ - put_user((termios)->c_lflag, &(termio)->c_lflag); \ - put_user((termios)->c_line, &(termio)->c_line); \ - 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 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)) +int user_termio_to_kernel_termios(struct ktermios *, struct termio __user *); +int kernel_termios_to_user_termio(struct termio __user *, struct ktermios *); +int user_termios_to_kernel_termios(struct ktermios *, struct termios2 __user *); +int kernel_termios_to_user_termios(struct termios2 __user *, struct ktermios *); +int user_termios_to_kernel_termios_1(struct ktermios *, struct termios __user *); +int kernel_termios_to_user_termios_1(struct termios __user *, struct ktermios *); #endif /* _ASM_IA64_TERMIOS_H */ |