diff options
Diffstat (limited to 'drivers/net/ethernet/apm/xgene/xgene_enet_main.c')
| -rw-r--r-- | drivers/net/ethernet/apm/xgene/xgene_enet_main.c | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 3c208cc6f6bb..83a50280bb70 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -639,9 +639,9 @@ static int xgene_enet_create_desc_rings(struct net_device *ndev) struct device *dev = ndev_to_dev(ndev); struct xgene_enet_desc_ring *rx_ring, *tx_ring, *cp_ring; struct xgene_enet_desc_ring *buf_pool = NULL; - u8 cpu_bufnum = 0, eth_bufnum = 0; - u8 bp_bufnum = 0x20; - u16 ring_id, ring_num = 0; + u8 cpu_bufnum = 0, eth_bufnum = START_ETH_BUFNUM; + u8 bp_bufnum = START_BP_BUFNUM; + u16 ring_id, ring_num = START_RING_NUM; int ret; /* allocate rx descriptor ring */ @@ -761,10 +761,6 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) ndev = pdata->ndev; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "enet_csr"); - if (!res) { - dev_err(dev, "Resource enet_csr not defined\n"); - return -ENODEV; - } pdata->base_addr = devm_ioremap_resource(dev, res); if (IS_ERR(pdata->base_addr)) { dev_err(dev, "Unable to retrieve ENET Port CSR region\n"); @@ -772,10 +768,6 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ring_csr"); - if (!res) { - dev_err(dev, "Resource ring_csr not defined\n"); - return -ENODEV; - } pdata->ring_csr_addr = devm_ioremap_resource(dev, res); if (IS_ERR(pdata->ring_csr_addr)) { dev_err(dev, "Unable to retrieve ENET Ring CSR region\n"); @@ -783,10 +775,6 @@ static int xgene_enet_get_resources(struct xgene_enet_pdata *pdata) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ring_cmd"); - if (!res) { - dev_err(dev, "Resource ring_cmd not defined\n"); - return -ENODEV; - } pdata->ring_cmd_addr = devm_ioremap_resource(dev, res); if (IS_ERR(pdata->ring_cmd_addr)) { dev_err(dev, "Unable to retrieve ENET Ring command region\n"); @@ -852,7 +840,9 @@ static int xgene_enet_init_hw(struct xgene_enet_pdata *pdata) u16 dst_ring_num; int ret; - pdata->port_ops->reset(pdata); + ret = pdata->port_ops->reset(pdata); + if (ret) + return ret; ret = xgene_enet_create_desc_rings(ndev); if (ret) { @@ -954,6 +944,7 @@ static int xgene_enet_probe(struct platform_device *pdev) return ret; err: + unregister_netdev(ndev); free_netdev(ndev); return ret; } |