Patchwork BSR: add 4096 byte BSR size

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Submitter Sonny Rao
Date June 19, 2009, 1:14 a.m.
Message ID <20090619011436.GG31192@us.ibm.com>
Download mbox | patch
Permalink /patch/28893/
State Accepted
Commit e4031d52c57b17c76bbdb15fcf1a32a9f87d9756
Delegated to: Benjamin Herrenschmidt
Headers show

Comments

Sonny Rao - June 19, 2009, 1:14 a.m.
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>

Patch

Index: linux-2.6.27/drivers/char/bsr.c
===================================================================
--- linux-2.6.27.orig/drivers/char/bsr.c	2009-06-18 17:50:41.000000000 -0500
+++ linux-2.6.27/drivers/char/bsr.c	2009-06-18 17:50:58.000000000 -0500
@@ -76,12 +76,13 @@ 
 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];
@@ -231,9 +232,11 @@ 
 		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];