powerpc/BSR: add 4096 byte BSR size

Add a 4096 byte BSR size which will be used on new machines.  Also, remove
the warning when we run into an unknown size, as this can spam the kernel
log excessively.

Signed-off-by: Sonny Rao <sonnyrao@us.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c
index 140ea10ecb886e276c8a6ba53d112cdf06d96499..7d9fd8a8dfd058639f7d2c04c3c6c9a6b522f664 100644 (file)
--- a/drivers/char/bsr.c
+++ b/drivers/char/bsr.c
@@ -75,12 +75,13 @@ static struct class *bsr_class;
 static int bsr_major;
 
 enum {
-       BSR_8   = 0,
-       BSR_16  = 1,
-       BSR_64  = 2,
-       BSR_128 = 3,
-       BSR_UNKNOWN = 4,
-       BSR_MAX = 5,
+       BSR_8    = 0,
+       BSR_16   = 1,
+       BSR_64   = 2,
+       BSR_128  = 3,
+       BSR_4096 = 4,
+       BSR_UNKNOWN = 5,
+       BSR_MAX  = 6,
 };
 
 static unsigned bsr_types[BSR_MAX];
@@ -218,9 +219,11 @@ static int bsr_add_node(struct device_node *bn)
                case 128:
                        cur->bsr_type = BSR_128;
                        break;
+               case 4096:
+                       cur->bsr_type = BSR_4096;
+                       break;
                default:
                        cur->bsr_type = BSR_UNKNOWN;
-                       printk(KERN_INFO "unknown BSR size %d\n",cur->bsr_bytes);
                }
 
                cur->bsr_num = bsr_types[cur->bsr_type];