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Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/console/fbcon.c74
1 files changed, 73 insertions, 1 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 7888e319f9e..b7e143efa81 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -152,6 +152,7 @@ static int fbcon_set_origin(struct vc_data *);
#define DEFAULT_CURSOR_BLINK_RATE (20)
static int vbl_cursor_cnt;
+static int fbcon_cursor_noblink;
#define divides(a, b) ((!(a) || (b)%(a)) ? 0 : 1)
@@ -441,7 +442,8 @@ 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)) {
+ !(ops->flags & FBCON_FLAGS_CURSOR_TIMER) &&
+ !fbcon_cursor_noblink) {
if (!info->queue.func)
INIT_WORK(&info->queue, fb_flashcursor);
@@ -1349,6 +1351,11 @@ static void fbcon_cursor(struct vc_data *vc, int mode)
if (fbcon_is_inactive(vc, info) || vc->vc_deccm != 1)
return;
+ if (vc->vc_cursor_type & 0x10)
+ fbcon_del_cursor_timer(info);
+ else
+ fbcon_add_cursor_timer(info);
+
ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1;
if (mode & CM_SOFTBACK) {
mode &= ~CM_SOFTBACK;
@@ -3308,9 +3315,74 @@ err:
return snprintf(buf, PAGE_SIZE, "%d\n", rotate);
}
+static ssize_t show_cursor_blink(struct class_device *class_device, char *buf)
+{
+ struct fb_info *info;
+ struct fbcon_ops *ops;
+ int idx, blink = -1;
+
+ if (fbcon_has_exited)
+ return 0;
+
+ acquire_console_sem();
+ idx = con2fb_map[fg_console];
+
+ if (idx == -1 || registered_fb[idx] == NULL)
+ goto err;
+
+ info = registered_fb[idx];
+ ops = info->fbcon_par;
+
+ if (!ops)
+ goto err;
+
+ blink = (ops->flags & FBCON_FLAGS_CURSOR_TIMER) ? 1 : 0;
+err:
+ release_console_sem();
+ return snprintf(buf, PAGE_SIZE, "%d\n", blink);
+}
+
+static ssize_t store_cursor_blink(struct class_device *clas_device,
+ const char *buf, size_t count)
+{
+ struct fb_info *info;
+ int blink, idx;
+ char **last = NULL;
+
+ if (fbcon_has_exited)
+ return count;
+
+ acquire_console_sem();
+ idx = con2fb_map[fg_console];
+
+ if (idx == -1 || registered_fb[idx] == NULL)
+ goto err;
+
+ info = registered_fb[idx];
+
+ if (!info->fbcon_par)
+ goto err;
+
+ blink = simple_strtoul(buf, last, 0);
+
+ if (blink) {
+ fbcon_cursor_noblink = 0;
+ fbcon_add_cursor_timer(info);
+ } else {
+ fbcon_cursor_noblink = 1;
+ fbcon_del_cursor_timer(info);
+ }
+
+err:
+ release_console_sem();
+ return count;
+}
+
static struct class_device_attribute class_device_attrs[] = {
__ATTR(rotate, S_IRUGO|S_IWUSR, show_rotate, store_rotate),
__ATTR(rotate_all, S_IWUSR, NULL, store_rotate_all),
+ __ATTR(cursor_blink, S_IRUGO|S_IWUSR, show_cursor_blink,
+ store_cursor_blink),
};
static int fbcon_init_class_device(void)