diff options
Diffstat (limited to 'drivers/net/ethernet/cadence/macb.c')
| -rw-r--r-- | drivers/net/ethernet/cadence/macb.c | 84 |
1 files changed, 70 insertions, 14 deletions
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 3767271c766..ad76b8e35a0 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -1691,7 +1691,7 @@ static int hash_get_index(__u8 *addr) for (j = 0; j < 6; j++) { for (i = 0, bitval = 0; i < 8; i++) - bitval ^= hash_bit_value(i*6 + j, addr); + bitval ^= hash_bit_value(i * 6 + j, addr); hash_index |= (bitval << j); } @@ -1827,12 +1827,23 @@ static int macb_close(struct net_device *dev) static void gem_update_stats(struct macb *bp) { - u32 __iomem *reg = bp->regs + GEM_OTX; + int i; u32 *p = &bp->hw_stats.gem.tx_octets_31_0; - u32 *end = &bp->hw_stats.gem.rx_udp_checksum_errors + 1; - for (; p < end; p++, reg++) - *p += __raw_readl(reg); + for (i = 0; i < GEM_STATS_LEN; ++i, ++p) { + u32 offset = gem_statistics[i].offset; + u64 val = __raw_readl(bp->regs + offset); + + bp->ethtool_stats[i] += val; + *p += val; + + if (offset == GEM_OCTTXL || offset == GEM_OCTRXL) { + /* Add GEM_OCTTXH, GEM_OCTRXH */ + val = __raw_readl(bp->regs + offset + 4); + bp->ethtool_stats[i] += ((u64)val) << 32; + *(++p) += val; + } + } } static struct net_device_stats *gem_get_stats(struct macb *bp) @@ -1873,6 +1884,39 @@ static struct net_device_stats *gem_get_stats(struct macb *bp) return nstat; } +static void gem_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct macb *bp; + + bp = netdev_priv(dev); + gem_update_stats(bp); + memcpy(data, &bp->ethtool_stats, sizeof(u64) * GEM_STATS_LEN); +} + +static int gem_get_sset_count(struct net_device *dev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return GEM_STATS_LEN; + default: + return -EOPNOTSUPP; + } +} + +static void gem_get_ethtool_strings(struct net_device *dev, u32 sset, u8 *p) +{ + int i; + + switch (sset) { + case ETH_SS_STATS: + for (i = 0; i < GEM_STATS_LEN; i++, p += ETH_GSTRING_LEN) + memcpy(p, gem_statistics[i].stat_string, + ETH_GSTRING_LEN); + break; + } +} + struct net_device_stats *macb_get_stats(struct net_device *dev) { struct macb *bp = netdev_priv(dev); @@ -1991,6 +2035,18 @@ const struct ethtool_ops macb_ethtool_ops = { }; EXPORT_SYMBOL_GPL(macb_ethtool_ops); +static const struct ethtool_ops gem_ethtool_ops = { + .get_settings = macb_get_settings, + .set_settings = macb_set_settings, + .get_regs_len = macb_get_regs_len, + .get_regs = macb_get_regs, + .get_link = ethtool_op_get_link, + .get_ts_info = ethtool_op_get_ts_info, + .get_ethtool_stats = gem_get_ethtool_stats, + .get_strings = gem_get_ethtool_strings, + .get_sset_count = gem_get_sset_count, +}; + int macb_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct macb *bp = netdev_priv(dev); @@ -2148,7 +2204,7 @@ static void macb_probe_queues(void __iomem *mem, (*num_queues)++; } -static int __init macb_probe(struct platform_device *pdev) +static int macb_probe(struct platform_device *pdev) { struct macb_platform_data *pdata; struct resource *regs; @@ -2278,7 +2334,6 @@ static int __init macb_probe(struct platform_device *pdev) dev->netdev_ops = &macb_netdev_ops; netif_napi_add(dev, &bp->napi, macb_poll, 64); - dev->ethtool_ops = &macb_ethtool_ops; dev->base_addr = regs->start; @@ -2292,12 +2347,14 @@ static int __init macb_probe(struct platform_device *pdev) bp->macbgem_ops.mog_free_rx_buffers = gem_free_rx_buffers; bp->macbgem_ops.mog_init_rings = gem_init_rings; bp->macbgem_ops.mog_rx = gem_rx; + dev->ethtool_ops = &gem_ethtool_ops; } else { bp->max_tx_length = MACB_MAX_TX_LEN; bp->macbgem_ops.mog_alloc_rx_buffers = macb_alloc_rx_buffers; bp->macbgem_ops.mog_free_rx_buffers = macb_free_rx_buffers; bp->macbgem_ops.mog_init_rings = macb_init_rings; bp->macbgem_ops.mog_rx = macb_rx; + dev->ethtool_ops = &macb_ethtool_ops; } /* Set features */ @@ -2386,7 +2443,7 @@ err_out: return err; } -static int __exit macb_remove(struct platform_device *pdev) +static int macb_remove(struct platform_device *pdev) { struct net_device *dev; struct macb *bp; @@ -2411,8 +2468,7 @@ static int __exit macb_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM -static int macb_suspend(struct device *dev) +static int __maybe_unused macb_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct net_device *netdev = platform_get_drvdata(pdev); @@ -2429,7 +2485,7 @@ static int macb_suspend(struct device *dev) return 0; } -static int macb_resume(struct device *dev) +static int __maybe_unused macb_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct net_device *netdev = platform_get_drvdata(pdev); @@ -2444,12 +2500,12 @@ static int macb_resume(struct device *dev) return 0; } -#endif static SIMPLE_DEV_PM_OPS(macb_pm_ops, macb_suspend, macb_resume); static struct platform_driver macb_driver = { - .remove = __exit_p(macb_remove), + .probe = macb_probe, + .remove = macb_remove, .driver = { .name = "macb", .of_match_table = of_match_ptr(macb_dt_ids), @@ -2457,7 +2513,7 @@ static struct platform_driver macb_driver = { }, }; -module_platform_driver_probe(macb_driver, macb_probe); +module_platform_driver(macb_driver); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Cadence MACB/GEM Ethernet driver"); |