i2c: Drop redundant platform data setting in drivers

[u-boot] / drivers / net / davinci_emac.c

diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index 439f8ae99e364f2082ceaa2ad5f0630c21e0fe9f..b03049840286339384d4358fc46f15af66c78ac0 100644 (file)
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -27,6 +27,7 @@
 #include <net.h>
 #include <miiphy.h>
 #include <malloc.h>
+#include <netdev.h>
 #include <linux/compiler.h>
 #include <asm/arch/emac_defs.h>
 #include <asm/io.h>
@@ -458,11 +459,11 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis)
 
        /* Set DMA 8 TX / 8 RX Head pointers to 0 */
        addr = &adap_emac->TX0HDP;
-       for(cnt = 0; cnt < 16; cnt++)
+       for (cnt = 0; cnt < 8; cnt++)
                writel(0, addr++);
 
        addr = &adap_emac->RX0HDP;
-       for(cnt = 0; cnt < 16; cnt++)
+       for (cnt = 0; cnt < 8; cnt++)
                writel(0, addr++);
 
        /* Clear Statistics (do this before setting MacControl register) */
@@ -597,7 +598,8 @@ static void davinci_eth_close(struct eth_device *dev)
        debug_emac("+ emac_close\n");
 
        davinci_eth_ch_teardown(EMAC_CH_TX);    /* TX Channel teardown */
-       davinci_eth_ch_teardown(EMAC_CH_RX);    /* RX Channel teardown */
+       if (readl(&adap_emac->RXCONTROL) & 1)
+               davinci_eth_ch_teardown(EMAC_CH_RX); /* RX Channel teardown */
 
        /* Reset EMAC module and disable interrupts in wrapper */
        writel(1, &adap_emac->SOFTRESET);
@@ -690,8 +692,10 @@ static int davinci_eth_rcv_packet (struct eth_device *dev)
        davinci_invalidate_rx_descs();
 
        rx_curr_desc = emac_rx_active_head;
+       if (!rx_curr_desc)
+               return 0;
        status = rx_curr_desc->pkt_flag_len;
-       if ((rx_curr_desc) && ((status & EMAC_CPPI_OWNERSHIP_BIT) == 0)) {
+       if ((status & EMAC_CPPI_OWNERSHIP_BIT) == 0) {
                if (status & EMAC_CPPI_RX_ERROR_FRAME) {
                        /* Error in packet - discard it and requeue desc */
                        printf ("WARN: emac_rcv_pkt: Error in packet\n");
@@ -699,8 +703,9 @@ static int davinci_eth_rcv_packet (struct eth_device *dev)
                        unsigned long tmp = (unsigned long)rx_curr_desc->buffer;
 
                        invalidate_dcache_range(tmp, tmp + EMAC_RXBUF_SIZE);
-                       NetReceive (rx_curr_desc->buffer,
-                                   (rx_curr_desc->buff_off_len & 0xffff));
+                       net_process_received_packet(
+                               rx_curr_desc->buffer,
+                               rx_curr_desc->buff_off_len & 0xffff);
                        ret = rx_curr_desc->buff_off_len & 0xffff;
                }
 
@@ -774,7 +779,7 @@ int davinci_emac_initialize(void)
                return -1;
 
        memset(dev, 0, sizeof *dev);
-       sprintf(dev->name, "DaVinci-EMAC");
+       strcpy(dev->name, "DaVinci-EMAC");
 
        dev->iobase = 0;
        dev->init = davinci_eth_open;