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Diffstat (limited to 'include/linux/console.h')
-rw-r--r--include/linux/console.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/console.h b/include/linux/console.h
index 98c8615dc300..d175de8d7006 100644
--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -28,6 +28,12 @@ struct tty_struct;
#define VT100ID "\033[?1;2c"
#define VT102ID "\033[?6c"
+/**
+ * struct consw - callbacks for consoles
+ *
+ * @con_scrolldelta: the contents of the console should be scrolled by @lines.
+ * Invoked by user. (optional)
+ */
struct consw {
struct module *owner;
const char *(*con_startup)(void);
@@ -48,7 +54,7 @@ struct consw {
int (*con_resize)(struct vc_data *, unsigned int, unsigned int,
unsigned int);
int (*con_set_palette)(struct vc_data *, const unsigned char *);
- int (*con_scrolldelta)(struct vc_data *, int);
+ void (*con_scrolldelta)(struct vc_data *, int lines);
int (*con_set_origin)(struct vc_data *);
void (*con_save_screen)(struct vc_data *);
u8 (*con_build_attr)(struct vc_data *, u8, u8, u8, u8, u8, u8);