From mboxrd@z Thu Jan  1 00:00:00 1970
From: Miao Wang <shankerwangmiao@gmail.com>
Date: Wed, 08 Jul 2026 03:24:04 +0800
Subject: [PATCH RFC 3/5] mfd: ls2kbmc: redraw using exported functions
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To: Binbin Zhou <zhoubinbin@loongson.cn>, 
 Chong Qiao <qiaochong@loongson.cn>, Lee Jones <lee@kernel.org>, 
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Cc: Xi Ruoyao <xry111@xry111.site>, WANG Xuerui <kernel@xen0n.name>, 
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Use update_screen, i.e. redraw_screen() to trigger the redraw of the
current vt.

Fixes: d952bba3fbb5 ("mfd: ls2kbmc: Add Loongson-2K BMC reset function support")
Signed-off-by: Miao Wang <shankerwangmiao@gmail.com>
---
 drivers/mfd/ls2k-bmc-core.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/ls2k-bmc-core.c b/drivers/mfd/ls2k-bmc-core.c
index 39ce5e55ffd6d3a578008dd752b3e8dceec9bd81..4ceae6c70fb27ae2d6a2a92f4f45a376f1cdb699 100644
--- a/drivers/mfd/ls2k-bmc-core.c
+++ b/drivers/mfd/ls2k-bmc-core.c
@@ -25,6 +25,7 @@
 #include <linux/platform_device.h>
 #include <linux/stop_machine.h>
 #include <linux/vt_kern.h>
+#include <linux/console.h>
 
 /* LS2K BMC resources */
 #define LS2K_DISPLAY_RES_START		(SZ_16M + SZ_2M)
@@ -310,7 +311,9 @@ static void ls2k_bmc_events_fn(struct work_struct *work)
 
 	if (IS_ENABLED(CONFIG_VT)) {
 		/* Re-push the display due to previous PCI-E loss. */
-		set_console(vt_move_to_console(MAX_NR_CONSOLES - 1, 1));
+		console_lock();
+		update_screen(vc_cons[fg_console].d);
+		console_unlock();
 	}
 }
 

-- 
2.49.0