[PATCH v2 2/3] fbcon: use the cursor blink interval provided by vt

[Scot Doyle]

vt now provides a cursor blink interval via vc_data. Use this
interval instead of the currently hardcoded 200 msecs. Store it in
fbcon_ops to avoid locking the console in cursor_timer_handler().

Signed-off-by: Scot Doyle <lkml14@xxxxxxxxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
---
 drivers/video/console/fbcon.c | 10 +++++-----
 drivers/video/console/fbcon.h |  1 +
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index b972106..05b1d1a 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -402,7 +402,7 @@ static void cursor_timer_handler(unsigned long dev_addr)
 	struct fbcon_ops *ops = info->fbcon_par;
 
 	queue_work(system_power_efficient_wq, &info->queue);
-	mod_timer(&ops->cursor_timer, jiffies + HZ/5);
+	mod_timer(&ops->cursor_timer, jiffies + ops->cur_blink_jiffies);
 }
 
 static void fbcon_add_cursor_timer(struct fb_info *info)
@@ -417,7 +417,7 @@ static void fbcon_add_cursor_timer(struct fb_info *info)
 
 		init_timer(&ops->cursor_timer);
 		ops->cursor_timer.function = cursor_timer_handler;
-		ops->cursor_timer.expires = jiffies + HZ / 5;
+		ops->cursor_timer.expires = jiffies + ops->cur_blink_jiffies;
 		ops->cursor_timer.data = (unsigned long ) info;
 		add_timer(&ops->cursor_timer);
 		ops->flags |= FBCON_FLAGS_CURSOR_TIMER;
@@ -1309,9 +1309,9 @@ 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
+	ops->cur_blink_jiffies = msecs_to_jiffies(vc->vc_cur_blink_ms);
+	fbcon_del_cursor_timer(info);
+	if (!(vc->vc_cursor_type & 0x10))
 		fbcon_add_cursor_timer(info);
 
 	ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1;
diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h
index 6bd2e0c..7aaa4ea 100644
--- a/drivers/video/console/fbcon.h
+++ b/drivers/video/console/fbcon.h
@@ -70,6 +70,7 @@ struct fbcon_ops {
 	struct fb_cursor cursor_state;
 	struct display *p;
         int    currcon;	                /* Current VC. */
+	int    cur_blink_jiffies;
 	int    cursor_flash;
 	int    cursor_reset;
 	int    blank_state;
-- 
2.1.0

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