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net: xilinx emaclite: Fix return values

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Fix return values for initialize/init/recv/send functions

Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek 2011-03-08 04:25:53 +00:00 committed by Wolfgang Denk
parent 0da43893dd
commit 95efa79d08
1 changed files with 7 additions and 7 deletions
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14
drivers/net/xilinx_emaclite.c
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@ -226,7 +226,7 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
out_be32 (emaclite.baseaddress + XEL_TSR_OFFSET +
XEL_BUFFER_OFFSET, 0);
#endif
return 0;
return -1;
}
/* Determine the expected TX buffer address */
@ -252,7 +252,7 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
reg |= XEL_TSR_XMIT_ACTIVE_MASK;
}
out_be32 (baseaddress + XEL_TSR_OFFSET, reg);
return 1;
return 0;
}
#ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
/* Switch to second buffer */
@ -273,11 +273,11 @@ static int emaclite_send (struct eth_device *dev, volatile void *ptr, int len)
reg |= XEL_TSR_XMIT_ACTIVE_MASK;
}
out_be32 (baseaddress + XEL_TSR_OFFSET, reg);
return 1;
return 0;
}
#endif
puts ("Error while sending frame\n");
return 0;
return -1;
}
static int emaclite_recv(struct eth_device *dev)
@ -337,7 +337,7 @@ static int emaclite_recv(struct eth_device *dev)
debug ("Packet receive from 0x%x, length %dB\n", baseaddress, length);
NetReceive ((uchar *) etherrxbuff, length);
return 1;
return length;
}
@ -347,7 +347,7 @@ int xilinx_emaclite_initialize (bd_t *bis, int base_addr)
dev = malloc(sizeof(*dev));
if (dev == NULL)
hang();
return -1;
memset(dev, 0, sizeof(*dev));
sprintf(dev->name, "Xilinx_Emaclite");
@ -361,5 +361,5 @@ int xilinx_emaclite_initialize (bd_t *bis, int base_addr)
eth_register(dev);
return 0;
return 1;
}