chipsfb: use correct pm state

chipsfb.c shouldn't use PM_SUSPEND_MEM in there, but PM_EVENT_SUSPEND.

Cc: Cedric Le Goater <clg@fr.ibm.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/chipsfb.c b/drivers/video/chipsfb.c
index f48e8c5..6796ba6 100644
--- a/drivers/video/chipsfb.c
+++ b/drivers/video/chipsfb.c
@@ -24,6 +24,7 @@
 #include <linux/delay.h>
 #include <linux/interrupt.h>
 #include <linux/fb.h>
+#include <linux/pm.h>
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/console.h>
@@ -458,7 +459,7 @@
 
 	if (state.event == pdev->dev.power.power_state.event)
 		return 0;
-	if (state.event != PM_SUSPEND_MEM)
+	if (state.event != PM_EVENT_SUSPEND)
 		goto done;
 
 	acquire_console_sem();