vme: ca91cx42: fix LM_CTL address mask
authorDmitry Kalinkin <dmitry.kalinkin@gmail.com>
Thu, 28 May 2015 12:07:07 +0000 (15:07 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 13 Jun 2015 00:29:37 +0000 (17:29 -0700)
Universe II datasheet defines following address space values
for LM_CTL[16:18]

000=A16
001=A24
010=A32
011,100,101=Reserved
110=User1
111=User2

Mask 5<<16 is not the right one for matching [16:18], instead we should
use 7<<16.

Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Cc: Igor Alekseev <igor.alekseev@itep.ru>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/vme/bridges/vme_ca91cx42.h

index d46b12d..d54119e 100644 (file)
@@ -547,7 +547,7 @@ static const int CA91CX42_LINT_LM[] = { CA91CX42_LINT_LM0, CA91CX42_LINT_LM1,
 #define CA91CX42_LM_CTL_DATA           (1<<22)
 #define CA91CX42_LM_CTL_SUPR           (1<<21)
 #define CA91CX42_LM_CTL_NPRIV          (1<<20)
-#define CA91CX42_LM_CTL_AS_M           (5<<16)
+#define CA91CX42_LM_CTL_AS_M           (7<<16)
 #define CA91CX42_LM_CTL_AS_A16         0
 #define CA91CX42_LM_CTL_AS_A24         (1<<16)
 #define CA91CX42_LM_CTL_AS_A32         (1<<17)