summaryrefslogtreecommitdiff
path: root/include/linux/selection.h
diff options
context:
space:
mode:
authorJiri Slaby <jslaby@suse.cz>2020-08-18 10:56:51 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-18 13:45:20 +0200
commitd73568c4ccb01d01e20cd23fefbff8e4a05ddfac (patch)
tree961f3b223b4227a4ed3969f24ea68c67dd2c630d /include/linux/selection.h
parent2b2dd9c6ac41cc975fedc82fc871cbff1fb7f711 (diff)
vt: make vc_data pointers const in selection.h
There are many functions declared in selection.h which only read from struct vc_data passed as a parameter. Make all those uses const to hint the compiler a bit. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Link: https://lore.kernel.org/r/20200818085706.12163-1-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/selection.h')
-rw-r--r--include/linux/selection.h14
1 files changed, 8 insertions, 6 deletions
diff --git a/include/linux/selection.h b/include/linux/selection.h
index 5b890ef5b59f..34404a019ebf 100644
--- a/include/linux/selection.h
+++ b/include/linux/selection.h
@@ -33,21 +33,23 @@ extern unsigned char default_red[];
extern unsigned char default_grn[];
extern unsigned char default_blu[];
-extern unsigned short *screen_pos(struct vc_data *vc, int w_offset, int viewed);
-extern u16 screen_glyph(struct vc_data *vc, int offset);
-extern u32 screen_glyph_unicode(struct vc_data *vc, int offset);
+extern unsigned short *screen_pos(const struct vc_data *vc, int w_offset,
+ int viewed);
+extern u16 screen_glyph(const struct vc_data *vc, int offset);
+extern u32 screen_glyph_unicode(const struct vc_data *vc, int offset);
extern void complement_pos(struct vc_data *vc, int offset);
extern void invert_screen(struct vc_data *vc, int offset, int count, int shift);
-extern void getconsxy(struct vc_data *vc, unsigned char *p);
+extern void getconsxy(const struct vc_data *vc, unsigned char *p);
extern void putconsxy(struct vc_data *vc, unsigned char *p);
-extern u16 vcs_scr_readw(struct vc_data *vc, const u16 *org);
+extern u16 vcs_scr_readw(const struct vc_data *vc, const u16 *org);
extern void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org);
extern void vcs_scr_updated(struct vc_data *vc);
extern int vc_uniscr_check(struct vc_data *vc);
-extern void vc_uniscr_copy_line(struct vc_data *vc, void *dest, int viewed,
+extern void vc_uniscr_copy_line(const struct vc_data *vc, void *dest,
+ int viewed,
unsigned int row, unsigned int col,
unsigned int nr);