diff options
| -rw-r--r-- | drivers/video/console/fbcon.c | 85 |
1 files changed, 23 insertions, 62 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 0fc8bb499c3f..188053eafc69 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -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); } } } |