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-rw-r--r--drivers/net/xilinx_emaclite.c57
1 files changed, 27 insertions, 30 deletions
diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
index aa9ac4b..bb4fb01 100644
--- a/drivers/net/xilinx_emaclite.c
+++ b/drivers/net/xilinx_emaclite.c
@@ -70,7 +70,7 @@ struct xemaclite {
static u32 etherrxbuff[PKTSIZE_ALIGN/4]; /* Receive buffer */
-static void xemaclite_alignedread (u32 *srcptr, void *destptr, u32 bytecount)
+static void xemaclite_alignedread(u32 *srcptr, void *destptr, u32 bytecount)
{
u32 i;
u32 alignbuffer;
@@ -90,14 +90,13 @@ static void xemaclite_alignedread (u32 *srcptr, void *destptr, u32 bytecount)
to8ptr = (u8 *) to32ptr;
alignbuffer = *from32ptr++;
- from8ptr = (u8 *) & alignbuffer;
+ from8ptr = (u8 *) &alignbuffer;
- for (i = 0; i < bytecount; i++) {
+ for (i = 0; i < bytecount; i++)
*to8ptr++ = *from8ptr++;
- }
}
-static void xemaclite_alignedwrite (void *srcptr, u32 destptr, u32 bytecount)
+static void xemaclite_alignedwrite(void *srcptr, u32 destptr, u32 bytecount)
{
u32 i;
u32 alignbuffer;
@@ -114,25 +113,24 @@ static void xemaclite_alignedwrite (void *srcptr, u32 destptr, u32 bytecount)
}
alignbuffer = 0;
- to8ptr = (u8 *) & alignbuffer;
+ to8ptr = (u8 *) &alignbuffer;
from8ptr = (u8 *) from32ptr;
- for (i = 0; i < bytecount; i++) {
+ for (i = 0; i < bytecount; i++)
*to8ptr++ = *from8ptr++;
- }
*to32ptr++ = alignbuffer;
}
static void emaclite_halt(struct eth_device *dev)
{
- debug ("eth_halt\n");
+ debug("eth_halt\n");
}
static int emaclite_init(struct eth_device *dev, bd_t *bis)
{
struct xemaclite *emaclite = dev->priv;
- debug ("EmacLite Initialization Started\n");
+ debug("EmacLite Initialization Started\n");
/*
* TX - TX_PING & TX_PONG initialization
@@ -140,8 +138,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
/* Restart PING TX */
out_be32 (dev->iobase + XEL_TSR_OFFSET, 0);
/* Copy MAC address */
- xemaclite_alignedwrite (dev->enetaddr,
- dev->iobase, ENET_ADDR_LENGTH);
+ xemaclite_alignedwrite(dev->enetaddr, dev->iobase, ENET_ADDR_LENGTH);
/* Set the length */
out_be32 (dev->iobase + XEL_TPLR_OFFSET, ENET_ADDR_LENGTH);
/* Update the MAC address in the EMAC Lite */
@@ -174,7 +171,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
out_be32 (dev->iobase + XEL_RSR_OFFSET + XEL_BUFFER_OFFSET,
XEL_RSR_RECV_IE_MASK);
- debug ("EmacLite Initialization complete\n");
+ debug("EmacLite Initialization complete\n");
return 0;
}
@@ -199,10 +196,10 @@ static int xemaclite_txbufferavailable(struct eth_device *dev)
txpongbusy = ((reg & XEL_TSR_XMIT_BUSY_MASK) ==
XEL_TSR_XMIT_BUSY_MASK);
- return (!(txpingbusy && txpongbusy));
+ return !(txpingbusy && txpongbusy);
}
-static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
+static int emaclite_send(struct eth_device *dev, volatile void *ptr, int len)
{
u32 reg;
u32 baseaddress;
@@ -214,12 +211,12 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
len = PKTSIZE;
while (!xemaclite_txbufferavailable(dev) && maxtry) {
- udelay (10);
+ udelay(10);
maxtry--;
}
if (!maxtry) {
- printf ("Error: Timeout waiting for ethernet TX buffer\n");
+ printf("Error: Timeout waiting for ethernet TX buffer\n");
/* Restart PING TX */
out_be32 (dev->iobase + XEL_TSR_OFFSET, 0);
if (emaclite->txpp) {
@@ -241,16 +238,15 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
if (emaclite->txpp)
emaclite->nexttxbuffertouse ^= XEL_BUFFER_OFFSET;
- debug ("Send packet from 0x%x\n", baseaddress);
+ debug("Send packet from 0x%x\n", baseaddress);
/* Write the frame to the buffer */
- xemaclite_alignedwrite ((void *) ptr, baseaddress, len);
+ xemaclite_alignedwrite((void *) ptr, baseaddress, len);
out_be32 (baseaddress + XEL_TPLR_OFFSET,(len &
(XEL_TPLR_LENGTH_MASK_HI | XEL_TPLR_LENGTH_MASK_LO)));
reg = in_be32 (baseaddress + XEL_TSR_OFFSET);
reg |= XEL_TSR_XMIT_BUSY_MASK;
- if ((reg & XEL_TSR_XMIT_IE_MASK) != 0) {
+ if ((reg & XEL_TSR_XMIT_IE_MASK) != 0)
reg |= XEL_TSR_XMIT_ACTIVE_MASK;
- }
out_be32 (baseaddress + XEL_TSR_OFFSET, reg);
return 0;
}
@@ -278,7 +274,7 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
}
}
- puts ("Error while sending frame\n");
+ puts("Error while sending frame\n");
return -1;
}
@@ -291,14 +287,14 @@ static int emaclite_recv(struct eth_device *dev)
baseaddress = dev->iobase + emaclite->nextrxbuffertouse;
reg = in_be32 (baseaddress + XEL_RSR_OFFSET);
- debug ("Testing data at address 0x%x\n", baseaddress);
+ debug("Testing data at address 0x%x\n", baseaddress);
if ((reg & XEL_RSR_RECV_DONE_MASK) == XEL_RSR_RECV_DONE_MASK) {
if (emaclite->rxpp)
emaclite->nextrxbuffertouse ^= XEL_BUFFER_OFFSET;
} else {
if (!emaclite->rxpp) {
- debug ("No data was available - address 0x%x\n",
+ debug("No data was available - address 0x%x\n",
baseaddress);
return 0;
} else {
@@ -317,12 +313,13 @@ static int emaclite_recv(struct eth_device *dev)
0xFFFF0000 ) >> 16) {
case 0x806:
length = 42 + 20; /* FIXME size of ARP */
- debug ("ARP Packet\n");
+ debug("ARP Packet\n");
break;
case 0x800:
length = 14 + 14 +
- (((ntohl(in_be32 (baseaddress + XEL_RXBUFF_OFFSET + 0x10))) &
- 0xFFFF0000) >> 16); /* FIXME size of IP packet */
+ (((ntohl(in_be32 (baseaddress + XEL_RXBUFF_OFFSET +
+ 0x10))) & 0xFFFF0000) >> 16);
+ /* FIXME size of IP packet */
debug ("IP Packet\n");
break;
default:
@@ -331,7 +328,7 @@ static int emaclite_recv(struct eth_device *dev)
break;
}
- xemaclite_alignedread ((u32 *) (baseaddress + XEL_RXBUFF_OFFSET),
+ xemaclite_alignedread((u32 *) (baseaddress + XEL_RXBUFF_OFFSET),
etherrxbuff, length);
/* Acknowledge the frame */
@@ -339,8 +336,8 @@ static int emaclite_recv(struct eth_device *dev)
reg &= ~XEL_RSR_RECV_DONE_MASK;
out_be32 (baseaddress + XEL_RSR_OFFSET, reg);
- debug ("Packet receive from 0x%x, length %dB\n", baseaddress, length);
- NetReceive ((uchar *) etherrxbuff, length);
+ debug("Packet receive from 0x%x, length %dB\n", baseaddress, length);
+ NetReceive((uchar *) etherrxbuff, length);
return length;
}
generated by cgit v1.1 at 2024-12-24 16:41:40 +0000