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path: root/drivers/net/ethernet/cortina/gemini.h
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Diffstat (limited to 'drivers/net/ethernet/cortina/gemini.h')
-rw-r--r--drivers/net/ethernet/cortina/gemini.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/ethernet/cortina/gemini.h b/drivers/net/ethernet/cortina/gemini.h
index 0b12f89bf89a..24bb989981f2 100644
--- a/drivers/net/ethernet/cortina/gemini.h
+++ b/drivers/net/ethernet/cortina/gemini.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
/* Register definitions for Gemini GMAC Ethernet device driver
*
* Copyright (C) 2006 Storlink, Corp.
@@ -502,7 +502,7 @@ union gmac_txdesc_3 {
#define SOF_BIT 0x80000000
#define EOF_BIT 0x40000000
#define EOFIE_BIT BIT(29)
-#define MTU_SIZE_BIT_MASK 0x1fff
+#define MTU_SIZE_BIT_MASK 0x7ff /* Max MTU 2047 bytes */
/* GMAC Tx Descriptor */
struct gmac_txdesc {
@@ -787,7 +787,7 @@ union gmac_config0 {
#define CONFIG0_MAXLEN_1536 0
#define CONFIG0_MAXLEN_1518 1
#define CONFIG0_MAXLEN_1522 2
-#define CONFIG0_MAXLEN_1542 3
+#define CONFIG0_MAXLEN_1548 3
#define CONFIG0_MAXLEN_9k 4 /* 9212 */
#define CONFIG0_MAXLEN_10k 5 /* 10236 */
#define CONFIG0_MAXLEN_1518__6 6