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[PATCH] fbcon: Consolidate redundant code

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Lot's of redundant code scattered throughout fbcon.c.  Consolidate them all
into one function, fbcon_update_softback().

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Antonino A. Daplas 2005-11-07 01:00:36 -08:00 committed by Linus Torvalds
parent c465e05a03
commit 4d9c5b6eb4
1 changed files with 23 additions and 62 deletions
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85
drivers/video/console/fbcon.c
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@ -281,6 +281,18 @@ static inline int get_color(struct vc_data *vc, struct fb_info *info,
return color;
}
static void fbcon_update_softback(struct vc_data *vc)
{
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end = softback_buf + l * vc->vc_size_row;
else
/* Smaller scrollback makes no sense, and 0 would screw
the operation totally */
softback_top = 0;
}
static void fb_flashcursor(void *private)
{
struct fb_info *info = private;
@ -1007,16 +1019,8 @@ static void fbcon_init(struct vc_data *vc, int init)
if (logo)
fbcon_prepare_logo(vc, info, cols, rows, new_cols, new_rows);
if (vc == svc && softback_buf) {
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end = softback_buf + l * vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0 would screw
the operation totally */
softback_top = 0;
}
}
if (vc == svc && softback_buf)
fbcon_update_softback(vc);
}
static void fbcon_deinit(struct vc_data *vc)
@ -1223,18 +1227,8 @@ static void fbcon_set_disp(struct fb_info *info, struct fb_var_screeninfo *var,
vc_resize(vc, cols, rows);
if (CON_IS_VISIBLE(vc)) {
update_screen(vc);
if (softback_buf) {
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end = softback_buf + l *
vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0
would screw the operation totally */
softback_top = 0;
}
}
if (softback_buf)
fbcon_update_softback(vc);
}
}
@ -1933,19 +1927,11 @@ static int fbcon_switch(struct vc_data *vc)
info = registered_fb[con2fb_map[vc->vc_num]];
if (softback_top) {
int l = fbcon_softback_size / vc->vc_size_row;
if (softback_lines)
fbcon_set_origin(vc);
softback_top = softback_curr = softback_in = softback_buf;
softback_lines = 0;
if (l > 5)
softback_end = softback_buf + l * vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0 would screw
the operation totally */
softback_top = 0;
}
fbcon_update_softback(vc);
}
if (logo_shown >= 0) {
@ -2235,17 +2221,8 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h,
/* reset wrap/pan */
info->var.xoffset = info->var.yoffset = p->yscroll = 0;
vc_resize(vc, info->var.xres / w, info->var.yres / h);
if (CON_IS_VISIBLE(vc) && softback_buf) {
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end =
softback_buf + l * vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0 would screw
the operation totally */
softback_top = 0;
}
}
if (CON_IS_VISIBLE(vc) && softback_buf)
fbcon_update_softback(vc);
} else if (CON_IS_VISIBLE(vc)
&& vc->vc_mode == KD_TEXT) {
fbcon_clear_margins(vc, 0);
@ -2615,16 +2592,8 @@ static void fbcon_modechanged(struct fb_info *info)
update_var(vc->vc_num, info);
fbcon_set_palette(vc, color_table);
update_screen(vc);
if (softback_buf) {
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end = softback_buf + l * vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0
would screw the operation totally */
softback_top = 0;
}
}
if (softback_buf)
fbcon_update_softback(vc);
}
}
@ -2659,16 +2628,8 @@ static void fbcon_set_all_vcs(struct fb_info *info)
update_var(vc->vc_num, info);
fbcon_set_palette(vc, color_table);
update_screen(vc);
if (softback_buf) {
int l = fbcon_softback_size / vc->vc_size_row;
if (l > 5)
softback_end = softback_buf + l * vc->vc_size_row;
else {
/* Smaller scrollback makes no sense, and 0
would screw the operation totally */
softback_top = 0;
}
}
if (softback_buf)
fbcon_update_softback(vc);
}
}
}