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net: macb: Correct the MID field length value
authorPunnaiah Choudary Kalluri <punnaiah.choudary.kalluri@xilinx.com>
Thu, 5 Mar 2015 14:02:10 +0000 (15:02 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 6 Mar 2015 03:19:24 +0000 (22:19 -0500)
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/cadence/macb.h patch | blob | blame | history

diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h
index 31dc080f2437b6b02dde206b1e7c5343100fdde9..ff85619a97325fc0f1fa64a8896cbb8cc417d3cc 100644 (file)
--- a/drivers/net/ethernet/cadence/macb.h
+++ b/drivers/net/ethernet/cadence/macb.h
@@ -351,7 +351,7 @@
 
 /* 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