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path: root/drivers/video/cyber2000fb.c
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Diffstat (limited to 'drivers/video/cyber2000fb.c')
-rw-r--r--drivers/video/cyber2000fb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/cyber2000fb.c b/drivers/video/cyber2000fb.c
index 3a561df2e8a2..3eee8296513c 100644
--- a/drivers/video/cyber2000fb.c
+++ b/drivers/video/cyber2000fb.c
@@ -436,6 +436,8 @@ static void cyber2000fb_write_ramdac_ctrl(struct cfb_info *cfb)
cyber2000fb_writeb(i | 4, 0x3cf, cfb);
cyber2000fb_writeb(val, 0x3c6, cfb);
cyber2000fb_writeb(i, 0x3cf, cfb);
+ /* prevent card lock-up observed on x86 with CyberPro 2000 */
+ cyber2000fb_readb(0x3cf, cfb);
}
static void cyber2000fb_set_timing(struct cfb_info *cfb, struct par_info *hw)