mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-29 23:53:55 +08:00
6732c8bb86
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. This is the last one: tty_schedule_flip Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
#ifndef _LINUX_TTY_FLIP_H
|
|
#define _LINUX_TTY_FLIP_H
|
|
|
|
extern int tty_buffer_request_room(struct tty_port *port, size_t size);
|
|
extern int tty_insert_flip_string_flags(struct tty_port *port,
|
|
const unsigned char *chars, const char *flags, size_t size);
|
|
extern int tty_insert_flip_string_fixed_flag(struct tty_port *port,
|
|
const unsigned char *chars, char flag, size_t size);
|
|
extern int tty_prepare_flip_string(struct tty_port *port,
|
|
unsigned char **chars, size_t size);
|
|
extern int tty_prepare_flip_string_flags(struct tty_port *port,
|
|
unsigned char **chars, char **flags, size_t size);
|
|
extern void tty_flip_buffer_push(struct tty_port *port);
|
|
void tty_schedule_flip(struct tty_port *port);
|
|
|
|
static inline int tty_insert_flip_char(struct tty_port *port,
|
|
unsigned char ch, char flag)
|
|
{
|
|
struct tty_buffer *tb = port->buf.tail;
|
|
if (tb && tb->used < tb->size) {
|
|
tb->flag_buf_ptr[tb->used] = flag;
|
|
tb->char_buf_ptr[tb->used++] = ch;
|
|
return 1;
|
|
}
|
|
return tty_insert_flip_string_flags(port, &ch, &flag, 1);
|
|
}
|
|
|
|
static inline int tty_insert_flip_string(struct tty_port *port,
|
|
const unsigned char *chars, size_t size)
|
|
{
|
|
return tty_insert_flip_string_fixed_flag(port, chars, TTY_NORMAL, size);
|
|
}
|
|
|
|
#endif /* _LINUX_TTY_FLIP_H */
|