driver/ldpaa_eth: Add LDPAA Ethernet driver

[karo-tx-uboot.git] / drivers / net / 4xx_enet.c

diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index a7711390b08603e74380442b831ab70b56079b64..3c30f42b429dbe33aa9f09626e3b332e6cde7a02 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;
@@ -1368,7 +1350,7 @@ get_speed:
        for (i = 0; i < NUM_RX_BUFF; i++) {
                hw_p->rx[i].ctrl = 0;
                hw_p->rx[i].data_len = 0;
-               hw_p->rx[i].data_ptr = (char *)NetRxPackets[i];
+               hw_p->rx[i].data_ptr = (char *)net_rx_packets[i];
                if ((NUM_RX_BUFF - 1) == i)
                        hw_p->rx[i].ctrl |= MAL_RX_CTRL_WRAP;
                hw_p->rx[i].ctrl |= MAL_RX_CTRL_EMPTY | MAL_RX_CTRL_INTR;
@@ -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;
@@ -1738,8 +1719,6 @@ static void mal_err (struct eth_device *dev, unsigned long isr,
                     unsigned long uic, unsigned long maldef,
                     unsigned long mal_errr)
 {
-       EMAC_4XX_HW_PST hw_p = dev->priv;
-
        mtdcr (MAL0_ESR, isr);  /* clear interrupt */
 
        /* clear DE interrupt */
@@ -1747,10 +1726,11 @@ static void mal_err (struct eth_device *dev, unsigned long isr,
        mtdcr (MAL0_RXDEIR, 0x80000000);
 
 #ifdef INFO_4XX_ENET
-       printf ("\nMAL error occured.... ISR = %lx UIC = = %lx  MAL_DEF = %lx  MAL_ERR= %lx \n", isr, uic, maldef, mal_errr);
+       printf("\nMAL error occured.... ISR = %lx UIC = = %lx   MAL_DEF = %lx  MAL_ERR= %lx\n",
+              isr, uic, maldef, mal_errr);
 #endif
 
-       eth_init (hw_p->bis);   /* start again... */
+       eth_init();     /* start again... */
 }
 
 /*-----------------------------------------------------------------------------+
@@ -1878,13 +1858,17 @@ static int ppc_4xx_eth_rx (struct eth_device *dev)
 
                length = hw_p->rx[user_index].data_len & 0x0fff;
 
-               /* Pass the packet up to the protocol layers. */
-               /*       NetReceive(NetRxPackets[rxIdx], length - 4); */
-               /*       NetReceive(NetRxPackets[i], length); */
+               /*
+                * Pass the packet up to the protocol layers.
+                * net_process_received_packet(net_rx_packets[rxIdx],
+                *                             length - 4);
+                * net_process_received_packet(net_rx_packets[i], length);
+                */
                invalidate_dcache_range((u32)hw_p->rx[user_index].data_ptr,
                                        (u32)hw_p->rx[user_index].data_ptr +
                                        length - 4);
-               NetReceive (NetRxPackets[user_index], length - 4);
+               net_process_received_packet(net_rx_packets[user_index],
+                                           length - 4);
                /* Free Recv Buffer */
                hw_p->rx[user_index].ctrl |= MAL_RX_CTRL_EMPTY;
                /* Free rx buffer descriptor queue */