diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/console/fbcon.c | 92 | ||||
| -rw-r--r-- | drivers/video/console/fbcon.h | 3 |
2 files changed, 52 insertions, 43 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index bb4ea50b54a3..2e93224d2d55 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -331,6 +331,35 @@ static void cursor_timer_handler(unsigned long dev_addr) mod_timer(&ops->cursor_timer, jiffies + HZ/5); } +static void fbcon_add_cursor_timer(struct fb_info *info) +{ + struct fbcon_ops *ops = info->fbcon_par; + + if ((!info->queue.func || info->queue.func == fb_flashcursor) && + !(ops->flags & FBCON_FLAGS_CURSOR_TIMER)) { + if (!info->queue.func) + INIT_WORK(&info->queue, fb_flashcursor, info); + + init_timer(&ops->cursor_timer); + ops->cursor_timer.function = cursor_timer_handler; + ops->cursor_timer.expires = jiffies + HZ / 5; + ops->cursor_timer.data = (unsigned long ) info; + add_timer(&ops->cursor_timer); + ops->flags |= FBCON_FLAGS_CURSOR_TIMER; + } +} + +static void fbcon_del_cursor_timer(struct fb_info *info) +{ + struct fbcon_ops *ops = info->fbcon_par; + + if (info->queue.func == fb_flashcursor && + ops->flags & FBCON_FLAGS_CURSOR_TIMER) { + del_timer_sync(&ops->cursor_timer); + ops->flags &= ~FBCON_FLAGS_CURSOR_TIMER; + } +} + #ifndef MODULE static int __init fb_console_setup(char *this_opt) { @@ -583,9 +612,7 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo, } if (!err) { - if (oldinfo->queue.func == fb_flashcursor) - del_timer_sync(&ops->cursor_timer); - + fbcon_del_cursor_timer(oldinfo); kfree(ops->cursor_state.mask); kfree(ops->cursor_data); kfree(oldinfo->fbcon_par); @@ -596,22 +623,6 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo, return err; } -static void con2fb_init_newinfo(struct fb_info *info) -{ - if (!info->queue.func || info->queue.func == fb_flashcursor) { - struct fbcon_ops *ops = info->fbcon_par; - - if (!info->queue.func) - INIT_WORK(&info->queue, fb_flashcursor, info); - - init_timer(&ops->cursor_timer); - ops->cursor_timer.function = cursor_timer_handler; - ops->cursor_timer.expires = jiffies + HZ / 5; - ops->cursor_timer.data = (unsigned long ) info; - add_timer(&ops->cursor_timer); - } -} - static void con2fb_init_display(struct vc_data *vc, struct fb_info *info, int unit, int show_logo) { @@ -695,7 +706,7 @@ static int set_con2fb_map(int unit, int newidx, int user) logo_shown != FBCON_LOGO_DONTSHOW); if (!found) - con2fb_init_newinfo(info); + fbcon_add_cursor_timer(info); con2fb_map_boot[unit] = newidx; con2fb_init_display(vc, info, unit, show_logo); } @@ -898,18 +909,7 @@ static const char *fbcon_startup(void) } #endif /* CONFIG_MAC */ - /* Initialize the work queue. If the driver provides its - * own work queue this means it will use something besides - * default timer to flash the cursor. */ - if (!info->queue.func) { - INIT_WORK(&info->queue, fb_flashcursor, info); - - init_timer(&ops->cursor_timer); - ops->cursor_timer.function = cursor_timer_handler; - ops->cursor_timer.expires = jiffies + HZ / 5; - ops->cursor_timer.data = (unsigned long ) info; - add_timer(&ops->cursor_timer); - } + fbcon_add_cursor_timer(info); return display_desc; } @@ -1923,7 +1923,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width, static int fbcon_switch(struct vc_data *vc) { - struct fb_info *info; + struct fb_info *info, *old_info = NULL; struct display *p = &fb_display[vc->vc_num]; struct fb_var_screeninfo var; int i, prev_console; @@ -1956,7 +1956,8 @@ static int fbcon_switch(struct vc_data *vc) } prev_console = ((struct fbcon_ops *)info->fbcon_par)->currcon; - + if (prev_console != -1) + old_info = registered_fb[con2fb_map[prev_console]]; /* * FIXME: If we have multiple fbdev's loaded, we need to * update all info->currcon. Perhaps, we can place this @@ -1984,10 +1985,12 @@ static int fbcon_switch(struct vc_data *vc) info->var.yoffset = info->var.xoffset = p->yscroll = 0; fb_set_var(info, &var); - if (prev_console != -1 && - registered_fb[con2fb_map[prev_console]] != info && - info->fbops->fb_set_par) - info->fbops->fb_set_par(info); + if (old_info != NULL && old_info != info) { + if (info->fbops->fb_set_par) + info->fbops->fb_set_par(info); + fbcon_del_cursor_timer(old_info); + fbcon_add_cursor_timer(info); + } set_blitting_type(vc, info, p); ((struct fbcon_ops *)info->fbcon_par)->cursor_reset = 1; @@ -2073,11 +2076,16 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) fbcon_generic_blank(vc, info, blank); } - if (!blank) - update_screen(vc); - } + if (!blank) + update_screen(vc); + } + + if (!blank) + fbcon_add_cursor_timer(info); + else + fbcon_del_cursor_timer(info); - return 0; + return 0; } static void fbcon_free_font(struct display *p) diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h index 5d377860bce2..08befafe11d1 100644 --- a/drivers/video/console/fbcon.h +++ b/drivers/video/console/fbcon.h @@ -18,7 +18,8 @@ #include <asm/io.h> -#define FBCON_FLAGS_INIT 1 +#define FBCON_FLAGS_INIT 1 +#define FBCON_FLAGS_CURSOR_TIMER 2 /* * This is the interface between the low-level console driver and the |