SPDX-License-Identifier: convert PIBS licensed files

[kernel/u-boot.git] / drivers / net / 4xx_enet.c

diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index 8013ad9..c98867d 100644 (file)
--- a/drivers/net/4xx_enet.c
+++ b/drivers/net/4xx_enet.c
@@ -1,25 +1,6 @@
-/*-----------------------------------------------------------------------------+
- *   This source code is dual-licensed.  You may use it under the terms of the
- *   GNU General Public License version 2, or under the license below.
- *
- *      This source code has been made available to you by IBM on an AS-IS
- *      basis.  Anyone receiving this source is licensed under IBM
- *      copyrights to use it in any way he or she deems fit, including
- *      copying it, modifying it, compiling it, and redistributing it either
- *      with or without modifications.  No license under IBM patents or
- *      patent applications is to be implied by the copyright license.
- *
- *      Any user of this software should understand that IBM cannot provide
- *      technical support for this software and will not be responsible for
- *      any consequences resulting from the use of this software.
- *
- *      Any person who transfers this source code or any derivative work
- *      must include the IBM copyright notice, this paragraph, and the
- *      preceding two paragraphs in the transferred software.
- *
- *      COPYRIGHT   I B M   CORPORATION 1995
- *      LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
- *-----------------------------------------------------------------------------*/
+/*
+ * SPDX-License-Identifier:    GPL-2.0 ibm-pibs
+ */
 /*-----------------------------------------------------------------------------+
  *
  *  File Name: enetemac.c
@@ -92,6 +73,7 @@
 #include <asm/ppc4xx-mal.h>
 #include <miiphy.h>
 #include <malloc.h>
+#include <linux/compiler.h>
 
 #if !(defined(CONFIG_MII) || defined(CONFIG_CMD_MII))
 #error "CONFIG_MII has to be defined!"
@@ -872,7 +854,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
     defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
     defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
     defined(CONFIG_405EX)
-       int ethgroup = -1;
+       __maybe_unused int ethgroup = -1;
 #endif
 #endif
        u32 bd_cached;
@@ -1556,8 +1538,7 @@ get_speed:
 }
 
 
-static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
-                             int len)
+static int ppc_4xx_eth_send(struct eth_device *dev, void *ptr, int len)
 {
        struct enet_frame *ef_ptr;
        ulong time_start, time_now;
@@ -1769,7 +1750,6 @@ static void emac_err (struct eth_device *dev, unsigned long isr)
  *-----------------------------------------------------------------------------*/
 static void enet_rcv (struct eth_device *dev, unsigned long malisr)
 {
-       struct enet_frame *ef_ptr;
        unsigned long data_len;
        unsigned long rx_eob_isr;
        EMAC_4XX_HW_PST hw_p = dev->priv;
@@ -1828,8 +1808,6 @@ static void enet_rcv (struct eth_device *dev, unsigned long malisr)
                        } else {
                                hw_p->stats.rx_frames++;
                                hw_p->stats.rx += data_len;
-                               ef_ptr = (struct enet_frame *) hw_p->rx[i].
-                                       data_ptr;
 #ifdef INFO_4XX_ENET
                                hw_p->stats.pkts_rx++;
 #endif