net: fec_mxc: use some more appropriate return values

diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c
index ce0c7830fc838189b47c5563fcc8077b898f2307..3d0ffe4f0095bd82f7a622f045ee5a2636507aae 100644 (file)
--- a/drivers/net/fec_mxc.c
+++ b/drivers/net/fec_mxc.c
@@ -110,7 +110,7 @@ static int fec_mdio_read(struct ethernet_regs *eth, uint8_t phyAddr,
                        if (readl(&eth->ievent) & FEC_IEVENT_MII)
                                break;
                        printf("Read MDIO failed...\n");
-                       return -1;
+                       return -ETIMEDOUT;
                }
        }
 
@@ -165,7 +165,7 @@ static int fec_mdio_write(struct ethernet_regs *eth, uint8_t phyAddr,
                        if (readl(&eth->ievent) & FEC_IEVENT_MII)
                                break;
                        printf("Write MDIO failed...\n");
-                       return -1;
+                       return -ETIMEDOUT;
                }
        }
 
@@ -239,14 +239,14 @@ static int miiphy_wait_aneg(struct eth_device *dev)
        do {
                if (get_timer(start) > (CONFIG_SYS_HZ * 5)) {
                        printf("%s: Autonegotiation timeout\n", dev->name);
-                       return -1;
+                       return -ETIMEDOUT;
                }
 
                status = fec_mdio_read(eth, fec->phy_id, MII_BMSR);
                if (status < 0) {
                        printf("%s: Autonegotiation failed. status: %d\n",
                                        dev->name, status);
-                       return -1;
+                       return status;
                }
        } while (!(status & BMSR_LSTATUS));
 
@@ -643,7 +643,7 @@ static int fec_send(struct eth_device *dev, void *packet, int length)
         */
        if ((length > 1500) || (length <= 0)) {
                printf("Payload (%d) too large\n", length);
-               return -1;
+               return -EINVAL;
        }
 
        /*
@@ -724,7 +724,7 @@ static int fec_send(struct eth_device *dev, void *packet, int length)
        }
 
        if (!timeout) {
-               ret = -EINVAL;
+               ret = -ETIMEDOUT;
                goto out;
        }
 
@@ -752,7 +752,7 @@ static int fec_send(struct eth_device *dev, void *packet, int length)
        }
 
        if (!timeout)
-               ret = -EINVAL;
+               ret = -ETIMEDOUT;
 
 out:
        debug("fec_send: status 0x%x index %d ret %i\n",