dm: i2c: Add a function to find out the chip offset length

[karo-tx-uboot.git] / drivers / net / ftmac100.c

diff --git a/drivers/net/ftmac100.c b/drivers/net/ftmac100.c
index 2328cb51d2f7cd8a90c6b308a91e8f315ad71871..bd94f83f04472a3997381e8264641e717c292cd6 100644 (file)
--- a/drivers/net/ftmac100.c
+++ b/drivers/net/ftmac100.c
@@ -4,19 +4,7 @@
  * (C) Copyright 2009 Faraday Technology
  * Po-Yu Chuang <ratbert@faraday-tech.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <config.h>
@@ -30,8 +18,8 @@
 #define ETH_ZLEN       60
 
 struct ftmac100_data {
-       volatile struct ftmac100_txdes txdes[1];
-       volatile struct ftmac100_rxdes rxdes[PKTBUFSRX];
+       struct ftmac100_txdes txdes[1];
+       struct ftmac100_rxdes rxdes[PKTBUFSRX];
        int rx_index;
 };
 
@@ -88,8 +76,8 @@ static int ftmac100_init (struct eth_device *dev, bd_t *bd)
 {
        struct ftmac100 *ftmac100 = (struct ftmac100 *)dev->iobase;
        struct ftmac100_data *priv = dev->priv;
-       volatile struct ftmac100_txdes *txdes = priv->txdes;
-       volatile struct ftmac100_rxdes *rxdes = priv->rxdes;
+       struct ftmac100_txdes *txdes = priv->txdes;
+       struct ftmac100_rxdes *rxdes = priv->rxdes;
        unsigned int maccr;
        int i;
 
@@ -114,7 +102,7 @@ static int ftmac100_init (struct eth_device *dev, bd_t *bd)
 
        for (i = 0; i < PKTBUFSRX; i++) {
                /* RXBUF_BADR */
-               rxdes[i].rxdes2 = (unsigned int)NetRxPackets[i];
+               rxdes[i].rxdes2 = (unsigned int)net_rx_packets[i];
                rxdes[i].rxdes1 |= FTMAC100_RXDES1_RXBUF_SIZE (PKTSIZE_ALIGN);
                rxdes[i].rxdes0 = FTMAC100_RXDES0_RXDMA_OWN;
        }
@@ -153,7 +141,7 @@ static int ftmac100_init (struct eth_device *dev, bd_t *bd)
 static int ftmac100_recv (struct eth_device *dev)
 {
        struct ftmac100_data *priv = dev->priv;
-       volatile struct ftmac100_rxdes *curr_des;
+       struct ftmac100_rxdes *curr_des;
        unsigned short rxlen;
 
        curr_des = &priv->rxdes[priv->rx_index];
@@ -176,7 +164,7 @@ static int ftmac100_recv (struct eth_device *dev)
 
        /* pass the packet up to the protocol layers. */
 
-       NetReceive ((void *)curr_des->rxdes2, rxlen);
+       net_process_received_packet((void *)curr_des->rxdes2, rxlen);
 
        /* release buffer to DMA */
 
@@ -190,13 +178,12 @@ static int ftmac100_recv (struct eth_device *dev)
 /*
  * Send a data block via Ethernet
  */
-static int
-ftmac100_send (struct eth_device *dev, volatile void *packet, int length)
+static int ftmac100_send(struct eth_device *dev, void *packet, int length)
 {
        struct ftmac100 *ftmac100 = (struct ftmac100 *)dev->iobase;
        struct ftmac100_data *priv = dev->priv;
-       volatile struct ftmac100_txdes *curr_des = priv->txdes;
-       int tmo;
+       struct ftmac100_txdes *curr_des = priv->txdes;
+       ulong start;
 
        if (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) {
                debug ("%s(): no TX descriptor available\n", __func__);
@@ -224,9 +211,9 @@ ftmac100_send (struct eth_device *dev, volatile void *packet, int length)
 
        /* wait for transfer to succeed */
 
-       tmo = get_timer (0) + 5 * CONFIG_SYS_HZ;
+       start = get_timer(0);
        while (curr_des->txdes0 & FTMAC100_TXDES0_TXDMA_OWN) {
-               if (get_timer (0) >= tmo) {
+               if (get_timer(start) >= 5) {
                        debug ("%s(): timed out\n", __func__);
                        return -1;
                }