Change return values of init() functions in all Ethernet drivers to conform to the following:

>=0: Success <0: Failure

All drivers going forward should return 0 on success. Current drivers that return 1 on success were left as-is to minimize changes.

Signed-off-by: Ben Warren biggerbadderben@gmail.com Acked-by: Stefan Roese sr@denx.de Acked-by: Jean-Christophe PLAGNIOL-VILLARD plagnioj@jcrosoft.com Acked-by: Kim Phillips kim.phillips@freescale.com Acked-by: Haavard Skinnemoen hskinnemoen@atmel.com Acked-By: Timur Tabi timur@freescale.com ---

Rebased against current repo.

cpu/ixp/npe/npe.c | 8 ++++---- cpu/mpc8xx/fec.c | 4 ++-- drivers/net/dc2114x.c | 4 ++-- drivers/net/eepro100.c | 4 ++-- drivers/net/macb.c | 4 ++-- drivers/net/pcnet.c | 4 ++-- drivers/net/rtl8139.c | 4 ++-- drivers/net/rtl8169.c | 3 ++- drivers/net/tsec.c | 2 +- drivers/net/tsi108_eth.c | 4 ++-- drivers/net/uli526x.c | 6 +++--- drivers/qe/uec.c | 6 +++--- net/eth.c | 2 +- 13 files changed, 28 insertions(+), 27 deletions(-)

diff --git a/cpu/ixp/npe/npe.c b/cpu/ixp/npe/npe.c index 7e4af44..a33b956 100644 --- a/cpu/ixp/npe/npe.c +++ b/cpu/ixp/npe/npe.c @@ -408,25 +408,25 @@ static int npe_init(struct eth_device *dev, bd_t * bis) if (ixEthAccPortRxCallbackRegister(p_npe->eth_id, npe_rx_callback, (u32)p_npe) != IX_ETH_ACC_SUCCESS) { printf("can't register RX callback!\n"); - return 0; + return -1; }

if (ixEthAccPortTxDoneCallbackRegister(p_npe->eth_id, npe_tx_callback, (u32)p_npe) != IX_ETH_ACC_SUCCESS) { printf("can't register TX callback!\n"); - return 0; + return -1; }

npe_set_mac_address(dev);

if (ixEthAccPortEnable(p_npe->eth_id) != IX_ETH_ACC_SUCCESS) { printf("can't enable port!\n"); - return 0; + return -1; }

p_npe->active = 1;

- return 1; + return 0; }

#if 0 /* test-only: probably have to deal with it when booting linux (for a clean state) */ diff --git a/cpu/mpc8xx/fec.c b/cpu/mpc8xx/fec.c index da473ca..5a31413 100644 --- a/cpu/mpc8xx/fec.c +++ b/cpu/mpc8xx/fec.c @@ -727,7 +727,7 @@ static int fec_init (struct eth_device *dev, bd_t * bd)

if (efis->actual_phy_addr == -1) { printf ("Unable to discover phy!\n"); - return 0; + return -1; } #else efis->actual_phy_addr = -1; @@ -763,7 +763,7 @@ static int fec_init (struct eth_device *dev, bd_t * bd)

efis->initialized = 1;

- return 1; + return 0; }

diff --git a/drivers/net/dc2114x.c b/drivers/net/dc2114x.c index d5275dc..7238922 100644 --- a/drivers/net/dc2114x.c +++ b/drivers/net/dc2114x.c @@ -332,7 +332,7 @@ static int dc21x4x_init(struct eth_device* dev, bd_t* bis)

if ((INL(dev, DE4X5_STS) & (STS_TS | STS_RS)) != 0) { printf("Error: Cannot reset ethernet controller.\n"); - return 0; + return -1; }

#ifdef CONFIG_TULIP_SELECT_MEDIA @@ -382,7 +382,7 @@ static int dc21x4x_init(struct eth_device* dev, bd_t* bis)

send_setup_frame(dev, bis);

- return 1; + return 0; }

static int dc21x4x_send(struct eth_device* dev, volatile void *packet, int length) diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c index 738146e..96ed271 100644 --- a/drivers/net/eepro100.c +++ b/drivers/net/eepro100.c @@ -485,7 +485,7 @@ int eepro100_initialize (bd_t * bis)

static int eepro100_init (struct eth_device *dev, bd_t * bis) { - int i, status = 0; + int i, status = -1; int tx_cur; struct descriptor *ias_cmd, *cfg_cmd;

@@ -598,7 +598,7 @@ static int eepro100_init (struct eth_device *dev, bd_t * bis) goto Done; }

- status = 1; + status = 0;

Done: return status; diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 95cdc49..6657d22 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -423,12 +423,12 @@ static int macb_init(struct eth_device *netdev, bd_t *bd) #endif

if (!macb_phy_init(macb)) - return 0; + return -1;

/* Enable TX and RX */ macb_writel(macb, NCR, MACB_BIT(TE) | MACB_BIT(RE));

- return 1; + return 0; }

static void macb_halt(struct eth_device *netdev) diff --git a/drivers/net/pcnet.c b/drivers/net/pcnet.c index 2af0e8f..4e270c9 100644 --- a/drivers/net/pcnet.c +++ b/drivers/net/pcnet.c @@ -402,7 +402,7 @@ static int pcnet_init(struct eth_device* dev, bd_t *bis) if (i <= 0) { printf("%s: TIMEOUT: controller init failed\n", dev->name); pcnet_reset (dev); - return 0; + return -1; }

/* @@ -410,7 +410,7 @@ static int pcnet_init(struct eth_device* dev, bd_t *bis) */ pcnet_write_csr (dev, 0, 0x0002);

- return 1; + return 0; }

static int pcnet_send(struct eth_device* dev, volatile void *packet, int pkt_len) diff --git a/drivers/net/rtl8139.c b/drivers/net/rtl8139.c index 2367180..4c24805 100644 --- a/drivers/net/rtl8139.c +++ b/drivers/net/rtl8139.c @@ -273,10 +273,10 @@ static int rtl8139_probe(struct eth_device *dev, bd_t *bis)

if (inb(ioaddr + MediaStatus) & MSRLinkFail) { printf("Cable not connected or other link failure\n"); - return(0); + return -1 ; }

- return 1; + return 0; }

/* Serial EEPROM section. */ diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c index 1d7f31c..57ccbd9 100644 --- a/drivers/net/rtl8169.c +++ b/drivers/net/rtl8169.c @@ -624,7 +624,7 @@ static void rtl8169_init_ring(struct eth_device *dev) /************************************************************************** RESET - Finish setting up the ethernet interface ***************************************************************************/ -static void rtl_reset(struct eth_device *dev, bd_t *bis) +static int rtl_reset(struct eth_device *dev, bd_t *bis) { int i;

@@ -660,6 +660,7 @@ static void rtl_reset(struct eth_device *dev, bd_t *bis) #ifdef DEBUG_RTL8169 printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime); #endif + return 0; }

/************************************************************************** diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c index 108cebd..25392f6 100644 --- a/drivers/net/tsec.c +++ b/drivers/net/tsec.c @@ -232,7 +232,7 @@ int tsec_init(struct eth_device *dev, bd_t * bd) startup_tsec(dev);

/* If there's no link, fail */ - return priv->link; + return (priv->link ? 0 : -1);

}

diff --git a/drivers/net/tsi108_eth.c b/drivers/net/tsi108_eth.c index 524e9da..a09115e 100644 --- a/drivers/net/tsi108_eth.c +++ b/drivers/net/tsi108_eth.c @@ -792,7 +792,7 @@ static int tsi108_eth_probe (struct eth_device *dev, bd_t * bis) (dev->enetaddr[0] << 16);

if (marvell_88e_phy_config(dev, &speed, &duplex) == 0) - return 0; + return -1;

value = MAC_CONFIG_2_PREAMBLE_LENGTH(7) | MAC_CONFIG_2_PAD_CRC | @@ -864,7 +864,7 @@ static int tsi108_eth_probe (struct eth_device *dev, bd_t * bis) /* enable TX queue */ reg_TX_CONTROL(base) = TX_CONTROL_GO | 0x01;

- return 1; + return 0; }

/* diff --git a/drivers/net/uli526x.c b/drivers/net/uli526x.c index 1267c57..8460f69 100644 --- a/drivers/net/uli526x.c +++ b/drivers/net/uli526x.c @@ -279,12 +279,12 @@ static int uli526x_init_one(struct eth_device *dev, bd_t *bis) db->desc_pool_ptr = (uchar *)&desc_pool_array[0]; db->desc_pool_dma_ptr = (dma_addr_t)&desc_pool_array[0]; if (db->desc_pool_ptr == NULL) - return 0; + return -1;

db->buf_pool_ptr = &buf_pool[0]; db->buf_pool_dma_ptr = (dma_addr_t)&buf_pool[0]; if (db->buf_pool_ptr == NULL) - return 0; + return -1;

db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr; db->first_tx_desc_dma = db->desc_pool_dma_ptr; @@ -331,7 +331,7 @@ static int uli526x_init_one(struct eth_device *dev, bd_t *bis) db->cr6_data |= ULI526X_TXTH_256; db->cr0_data = CR0_DEFAULT; uli526x_init(dev); - return 1; + return 0; }

static void uli526x_disable(struct eth_device *dev) diff --git a/drivers/qe/uec.c b/drivers/qe/uec.c index a27c12a..44cbea5 100644 --- a/drivers/qe/uec.c +++ b/drivers/qe/uec.c @@ -1129,7 +1129,7 @@ static int uec_init(struct eth_device* dev, bd_t *bd) if (dev->enetaddr[0] & 0x01) { printf("%s: MacAddress is multcast address\n", __FUNCTION__); - return 0; + return -1; } uec_set_mac_address(uec, dev->enetaddr); uec->the_first_run = 1; @@ -1138,10 +1138,10 @@ static int uec_init(struct eth_device* dev, bd_t *bd) err = uec_open(uec, COMM_DIR_RX_AND_TX); if (err) { printf("%s: cannot enable UEC device\n", dev->name); - return 0; + return -1; }

- return uec->mii_info->link; + return (uec->mii_info->link ? 0 : -1); }

static void uec_halt(struct eth_device* dev) diff --git a/net/eth.c b/net/eth.c index d2fced8..5d9e9c1 100644 --- a/net/eth.c +++ b/net/eth.c @@ -433,7 +433,7 @@ int eth_init(bd_t *bis) do { debug ("Trying %s\n", eth_current->name);

- if (!eth_current->init(eth_current,bis)) { + if (eth_current->init(eth_current,bis) >= 0) { eth_current->state = ETH_STATE_ACTIVE;

return 0;