[PATCH] video/macfb: Always initialize DAFB colour table pointer register

From: Finn Thain
Date: Mon Feb 18 2019 - 17:47:57 EST


Don't skip the framebuffer CLUT pointer register initialization when
the first dafb_setpalette() invocation has regno equal to zero.

Cc: linux-m68k@xxxxxxxxxxxxxxxxxxxx
Suggested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Signed-off-by: Finn Thain <fthain@xxxxxxxxxxxxxxxxxxx>
---
drivers/video/fbdev/macfb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/macfb.c b/drivers/video/fbdev/macfb.c
index 37c56c45ee39..8820a556014c 100644
--- a/drivers/video/fbdev/macfb.c
+++ b/drivers/video/fbdev/macfb.c
@@ -148,7 +148,7 @@ static int dafb_setpalette(unsigned int regno, unsigned int red,
unsigned int green, unsigned int blue,
struct fb_info *info)
{
- static int lastreg = -1;
+ static int lastreg = -2;
unsigned long flags;

local_irq_save(flags);
--
2.19.2