diff options
Diffstat (limited to 'drivers/net/ethernet/ibm/emac/mal.c')
-rw-r--r-- | drivers/net/ethernet/ibm/emac/mal.c | 108 |
1 files changed, 45 insertions, 63 deletions
diff --git a/drivers/net/ethernet/ibm/emac/mal.c b/drivers/net/ethernet/ibm/emac/mal.c index 2439f7e96e05..7d70056e9008 100644 --- a/drivers/net/ethernet/ibm/emac/mal.c +++ b/drivers/net/ethernet/ibm/emac/mal.c @@ -524,7 +524,8 @@ static int mal_probe(struct platform_device *ofdev) unsigned long irqflags; irq_handler_t hdlr_serr, hdlr_txde, hdlr_rxde; - mal = kzalloc(sizeof(struct mal_instance), GFP_KERNEL); + mal = devm_kzalloc(&ofdev->dev, sizeof(struct mal_instance), + GFP_KERNEL); if (!mal) return -ENOMEM; @@ -539,8 +540,7 @@ static int mal_probe(struct platform_device *ofdev) printk(KERN_ERR "mal%d: can't find MAL num-tx-chans property!\n", index); - err = -ENODEV; - goto fail; + return -ENODEV; } mal->num_tx_chans = prop[0]; @@ -549,8 +549,7 @@ static int mal_probe(struct platform_device *ofdev) printk(KERN_ERR "mal%d: can't find MAL num-rx-chans property!\n", index); - err = -ENODEV; - goto fail; + return -ENODEV; } mal->num_rx_chans = prop[0]; @@ -558,15 +557,13 @@ static int mal_probe(struct platform_device *ofdev) if (dcr_base == 0) { printk(KERN_ERR "mal%d: can't find DCR resource!\n", index); - err = -ENODEV; - goto fail; + return -ENODEV; } mal->dcr_host = dcr_map(ofdev->dev.of_node, dcr_base, 0x100); if (!DCR_MAP_OK(mal->dcr_host)) { printk(KERN_ERR "mal%d: failed to map DCRs !\n", index); - err = -ENODEV; - goto fail; + return -ENODEV; } if (of_device_is_compatible(ofdev->dev.of_node, "ibm,mcmal-405ez")) { @@ -578,36 +575,21 @@ static int mal_probe(struct platform_device *ofdev) printk(KERN_ERR "%pOF: Support for 405EZ not enabled!\n", ofdev->dev.of_node); err = -ENODEV; - goto fail; -#endif - } - - mal->txeob_irq = irq_of_parse_and_map(ofdev->dev.of_node, 0); - mal->rxeob_irq = irq_of_parse_and_map(ofdev->dev.of_node, 1); - mal->serr_irq = irq_of_parse_and_map(ofdev->dev.of_node, 2); - - if (mal_has_feature(mal, MAL_FTR_COMMON_ERR_INT)) { - mal->txde_irq = mal->rxde_irq = mal->serr_irq; - } else { - mal->txde_irq = irq_of_parse_and_map(ofdev->dev.of_node, 3); - mal->rxde_irq = irq_of_parse_and_map(ofdev->dev.of_node, 4); - } - - if (!mal->txeob_irq || !mal->rxeob_irq || !mal->serr_irq || - !mal->txde_irq || !mal->rxde_irq) { - printk(KERN_ERR - "mal%d: failed to map interrupts !\n", index); - err = -ENODEV; goto fail_unmap; +#endif } INIT_LIST_HEAD(&mal->poll_list); INIT_LIST_HEAD(&mal->list); spin_lock_init(&mal->lock); - init_dummy_netdev(&mal->dummy_dev); + mal->dummy_dev = alloc_netdev_dummy(0); + if (!mal->dummy_dev) { + err = -ENOMEM; + goto fail_unmap; + } - netif_napi_add_weight(&mal->dummy_dev, &mal->napi, mal_poll, + netif_napi_add_weight(mal->dummy_dev, &mal->napi, mal_poll, CONFIG_IBM_EMAC_POLL_WEIGHT); /* Load power-on reset defaults */ @@ -637,7 +619,7 @@ static int mal_probe(struct platform_device *ofdev) GFP_KERNEL); if (mal->bd_virt == NULL) { err = -ENOMEM; - goto fail_unmap; + goto fail_dummy; } for (i = 0; i < mal->num_tx_chans; ++i) @@ -650,31 +632,43 @@ static int mal_probe(struct platform_device *ofdev) sizeof(struct mal_descriptor) * mal_rx_bd_offset(mal, i)); + mal->txeob_irq = platform_get_irq(ofdev, 0); + mal->rxeob_irq = platform_get_irq(ofdev, 1); + mal->serr_irq = platform_get_irq(ofdev, 2); + if (mal_has_feature(mal, MAL_FTR_COMMON_ERR_INT)) { + mal->txde_irq = mal->rxde_irq = mal->serr_irq; irqflags = IRQF_SHARED; hdlr_serr = hdlr_txde = hdlr_rxde = mal_int; } else { + mal->txde_irq = platform_get_irq(ofdev, 3); + mal->rxde_irq = platform_get_irq(ofdev, 4); irqflags = 0; hdlr_serr = mal_serr; hdlr_txde = mal_txde; hdlr_rxde = mal_rxde; } - err = request_irq(mal->serr_irq, hdlr_serr, irqflags, "MAL SERR", mal); + err = devm_request_irq(&ofdev->dev, mal->serr_irq, hdlr_serr, irqflags, + "MAL SERR", mal); if (err) goto fail2; - err = request_irq(mal->txde_irq, hdlr_txde, irqflags, "MAL TX DE", mal); + err = devm_request_irq(&ofdev->dev, mal->txde_irq, hdlr_txde, irqflags, + "MAL TX DE", mal); if (err) - goto fail3; - err = request_irq(mal->txeob_irq, mal_txeob, 0, "MAL TX EOB", mal); + goto fail2; + err = devm_request_irq(&ofdev->dev, mal->txeob_irq, mal_txeob, 0, + "MAL TX EOB", mal); if (err) - goto fail4; - err = request_irq(mal->rxde_irq, hdlr_rxde, irqflags, "MAL RX DE", mal); + goto fail2; + err = devm_request_irq(&ofdev->dev, mal->rxde_irq, hdlr_rxde, irqflags, + "MAL RX DE", mal); if (err) - goto fail5; - err = request_irq(mal->rxeob_irq, mal_rxeob, 0, "MAL RX EOB", mal); + goto fail2; + err = devm_request_irq(&ofdev->dev, mal->rxeob_irq, mal_rxeob, 0, + "MAL RX EOB", mal); if (err) - goto fail6; + goto fail2; /* Enable all MAL SERR interrupt sources */ set_mal_dcrn(mal, MAL_IER, MAL_IER_EVENTS); @@ -693,21 +687,12 @@ static int mal_probe(struct platform_device *ofdev) return 0; - fail6: - free_irq(mal->rxde_irq, mal); - fail5: - free_irq(mal->txeob_irq, mal); - fail4: - free_irq(mal->txde_irq, mal); - fail3: - free_irq(mal->serr_irq, mal); fail2: dma_free_coherent(&ofdev->dev, bd_size, mal->bd_virt, mal->bd_dma); + fail_dummy: + free_netdev(mal->dummy_dev); fail_unmap: dcr_unmap(mal->dcr_host, 0x100); - fail: - kfree(mal); - return err; } @@ -726,20 +711,17 @@ static void mal_remove(struct platform_device *ofdev) "mal%d: commac list is not empty on remove!\n", mal->index); - free_irq(mal->serr_irq, mal); - free_irq(mal->txde_irq, mal); - free_irq(mal->txeob_irq, mal); - free_irq(mal->rxde_irq, mal); - free_irq(mal->rxeob_irq, mal); - mal_reset(mal); + free_netdev(mal->dummy_dev); + + dcr_unmap(mal->dcr_host, 0x100); + dma_free_coherent(&ofdev->dev, sizeof(struct mal_descriptor) * - (NUM_TX_BUFF * mal->num_tx_chans + - NUM_RX_BUFF * mal->num_rx_chans), mal->bd_virt, - mal->bd_dma); - kfree(mal); + (NUM_TX_BUFF * mal->num_tx_chans + + NUM_RX_BUFF * mal->num_rx_chans), + mal->bd_virt, mal->bd_dma); } static const struct of_device_id mal_platform_match[] = @@ -768,7 +750,7 @@ static struct platform_driver mal_of_driver = { .of_match_table = mal_platform_match, }, .probe = mal_probe, - .remove_new = mal_remove, + .remove = mal_remove, }; int __init mal_init(void) |