diff mbox

net: macb: Correct the MID field length value

Message ID 781b35c13921854b0a8d860b727f8ac86147768a.1425564128.git.michal.simek@xilinx.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Michal Simek March 5, 2015, 2:02 p.m. UTC 
From: Punnaiah Choudary Kalluri <punnaiah.choudary.kalluri@xilinx.com>

The latest spec "I-IPA01-0266-USR Rev 10" limit the MID field length to 12 bit
value. For previous versions it is 16 bit value.

This change will not break the backward compatibility as the latest ID value is
7 and with in the 12 bit value limit.

Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 drivers/net/ethernet/cadence/macb.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

David Miller March 6, 2015, 3:19 a.m. UTC | #1 
From: Michal Simek <michal.simek@xilinx.com>
Date: Thu,  5 Mar 2015 15:02:10 +0100

> From: Punnaiah Choudary Kalluri <punnaiah.choudary.kalluri@xilinx.com>
> 
> The latest spec "I-IPA01-0266-USR Rev 10" limit the MID field length to 12 bit
> value. For previous versions it is 16 bit value.
> 
> This change will not break the backward compatibility as the latest ID value is
> 7 and with in the 12 bit value limit.
> 
> Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xilinx.com>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>

Applied, thanks.
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diff mbox

Patch

diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index 57f0a1a7415d..6cfff0b04d05 100644
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -352,7 +352,7 @@ 
 
 /* Bitfields in MID */
 #define MACB_IDNUM_OFFSET			16
-#define MACB_IDNUM_SIZE				16
+#define MACB_IDNUM_SIZE				12
 #define MACB_REV_OFFSET				0
 #define MACB_REV_SIZE				16