cregit-Linux how code gets into the kernel

Release 4.11 drivers/net/ethernet/qlogic/qlge/qlge_ethtool.c

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/list.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/pagemap.h>
#include <linux/sched.h>
#include <linux/dmapool.h>
#include <linux/mempool.h>
#include <linux/spinlock.h>
#include <linux/kthread.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/ioport.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <net/ipv6.h>
#include <linux/tcp.h>
#include <linux/udp.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <linux/if_vlan.h>
#include <linux/delay.h>
#include <linux/mm.h>
#include <linux/vmalloc.h>


#include "qlge.h"


struct ql_stats {
	
char stat_string[ETH_GSTRING_LEN];
	
int sizeof_stat;
	
int stat_offset;
};


#define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)

#define QL_OFF(m) offsetof(struct ql_adapter, m)


static const struct ql_stats ql_gstrings_stats[] = {
	{"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
	{"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
	{"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
					QL_OFF(nic_stats.tx_mcast_pkts)},
	{"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
					QL_OFF(nic_stats.tx_bcast_pkts)},
	{"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
					QL_OFF(nic_stats.tx_ucast_pkts)},
	{"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
					QL_OFF(nic_stats.tx_ctl_pkts)},
	{"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
					QL_OFF(nic_stats.tx_pause_pkts)},
	{"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
					QL_OFF(nic_stats.tx_64_pkt)},
	{"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
					QL_OFF(nic_stats.tx_65_to_127_pkt)},
	{"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
					QL_OFF(nic_stats.tx_128_to_255_pkt)},
	{"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
					QL_OFF(nic_stats.tx_256_511_pkt)},
	{"tx_512_to_1023_pkts",	QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
					QL_OFF(nic_stats.tx_512_to_1023_pkt)},
	{"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
					QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
	{"tx_1519_to_max_pkts",	QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
					QL_OFF(nic_stats.tx_1519_to_max_pkt)},
	{"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
					QL_OFF(nic_stats.tx_undersize_pkt)},
	{"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
					QL_OFF(nic_stats.tx_oversize_pkt)},
	{"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
	{"rx_bytes_ok",	QL_SIZEOF(nic_stats.rx_bytes_ok),
					QL_OFF(nic_stats.rx_bytes_ok)},
	{"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
	{"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
					QL_OFF(nic_stats.rx_pkts_ok)},
	{"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
					QL_OFF(nic_stats.rx_bcast_pkts)},
	{"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
					QL_OFF(nic_stats.rx_mcast_pkts)},
	{"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
					QL_OFF(nic_stats.rx_ucast_pkts)},
	{"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
					QL_OFF(nic_stats.rx_undersize_pkts)},
	{"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
					QL_OFF(nic_stats.rx_oversize_pkts)},
	{"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
					QL_OFF(nic_stats.rx_jabber_pkts)},
	{"rx_undersize_fcerr_pkts",
		QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
				QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
	{"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
					QL_OFF(nic_stats.rx_drop_events)},
	{"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
					QL_OFF(nic_stats.rx_fcerr_pkts)},
	{"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
					QL_OFF(nic_stats.rx_align_err)},
	{"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
					QL_OFF(nic_stats.rx_symbol_err)},
	{"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
					QL_OFF(nic_stats.rx_mac_err)},
	{"rx_ctl_pkts",	QL_SIZEOF(nic_stats.rx_ctl_pkts),
					QL_OFF(nic_stats.rx_ctl_pkts)},
	{"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
					QL_OFF(nic_stats.rx_pause_pkts)},
	{"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
					QL_OFF(nic_stats.rx_64_pkts)},
	{"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
					QL_OFF(nic_stats.rx_65_to_127_pkts)},
	{"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
					QL_OFF(nic_stats.rx_128_255_pkts)},
	{"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
					QL_OFF(nic_stats.rx_256_511_pkts)},
	{"rx_512_to_1023_pkts",	QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
					QL_OFF(nic_stats.rx_512_to_1023_pkts)},
	{"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
					QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
	{"rx_1519_to_max_pkts",	QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
					QL_OFF(nic_stats.rx_1519_to_max_pkts)},
	{"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
					QL_OFF(nic_stats.rx_len_err_pkts)},
	{"rx_code_err",	QL_SIZEOF(nic_stats.rx_code_err),
					QL_OFF(nic_stats.rx_code_err)},
	{"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
					QL_OFF(nic_stats.rx_oversize_err)},
	{"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
					QL_OFF(nic_stats.rx_undersize_err)},
	{"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
					QL_OFF(nic_stats.rx_preamble_err)},
	{"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
					QL_OFF(nic_stats.rx_frame_len_err)},
	{"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
					QL_OFF(nic_stats.rx_crc_err)},
	{"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
					QL_OFF(nic_stats.rx_err_count)},
	{"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
				QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
	{"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
				QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
	{"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
				QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
	{"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
				QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
	{"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
				QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
	{"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
				QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
	{"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
				QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
	{"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
				QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
	{"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
				QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
	{"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
				QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
	{"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
				QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
	{"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
				QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
	{"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
				QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
	{"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
				QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
	{"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
				QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
	{"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
				QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
	{"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
					QL_OFF(nic_stats.rx_nic_fifo_drop)},
};


static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
	"Loopback test  (offline)"
};

#define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)

#define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)

#define QLGE_RCV_MAC_ERR_STATS	7


static int ql_update_ring_coalescing(struct ql_adapter *qdev) { int i, status = 0; struct rx_ring *rx_ring; struct cqicb *cqicb; if (!netif_running(qdev->ndev)) return status; /* Skip the default queue, and update the outbound handler * queues if they changed. */ cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count]; if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs || le16_to_cpu(cqicb->pkt_delay) != qdev->tx_max_coalesced_frames) { for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) { rx_ring = &qdev->rx_ring[i]; cqicb = (struct cqicb *)rx_ring; cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs); cqicb->pkt_delay = cpu_to_le16(qdev->tx_max_coalesced_frames); cqicb->flags = FLAGS_LI; status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb), CFG_LCQ, rx_ring->cq_id); if (status) { netif_err(qdev, ifup, qdev->ndev, "Failed to load CQICB.\n"); goto exit; } } } /* Update the inbound (RSS) handler queues if they changed. */ cqicb = (struct cqicb *)&qdev->rx_ring[0]; if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs || le16_to_cpu(cqicb->pkt_delay) != qdev->rx_max_coalesced_frames) { for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) { rx_ring = &qdev->rx_ring[i]; cqicb = (struct cqicb *)rx_ring; cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs); cqicb->pkt_delay = cpu_to_le16(qdev->rx_max_coalesced_frames); cqicb->flags = FLAGS_LI; status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb), CFG_LCQ, rx_ring->cq_id); if (status) { netif_err(qdev, ifup, qdev->ndev, "Failed to load CQICB.\n"); goto exit; } } } exit: return status; }

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static void ql_update_stats(struct ql_adapter *qdev) { u32 i; u64 data; u64 *iter = &qdev->nic_stats.tx_pkts; spin_lock(&qdev->stats_lock); if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) { netif_err(qdev, drv, qdev->ndev, "Couldn't get xgmac sem.\n"); goto quit; } /* * Get TX statistics. */ for (i = 0x200; i < 0x280; i += 8) { if (ql_read_xgmac_reg64(qdev, i, &data)) { netif_err(qdev, drv, qdev->ndev, "Error reading status register 0x%.04x.\n", i); goto end; } else *iter = data; iter++; } /* * Get RX statistics. */ for (i = 0x300; i < 0x3d0; i += 8) { if (ql_read_xgmac_reg64(qdev, i, &data)) { netif_err(qdev, drv, qdev->ndev, "Error reading status register 0x%.04x.\n", i); goto end; } else *iter = data; iter++; } /* Update receive mac error statistics */ iter += QLGE_RCV_MAC_ERR_STATS; /* * Get Per-priority TX pause frame counter statistics. */ for (i = 0x500; i < 0x540; i += 8) { if (ql_read_xgmac_reg64(qdev, i, &data)) { netif_err(qdev, drv, qdev->ndev, "Error reading status register 0x%.04x.\n", i); goto end; } else *iter = data; iter++; } /* * Get Per-priority RX pause frame counter statistics. */ for (i = 0x568; i < 0x5a8; i += 8) { if (ql_read_xgmac_reg64(qdev, i, &data)) { netif_err(qdev, drv, qdev->ndev, "Error reading status register 0x%.04x.\n", i); goto end; } else *iter = data; iter++; } /* * Get RX NIC FIFO DROP statistics. */ if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) { netif_err(qdev, drv, qdev->ndev, "Error reading status register 0x%.04x.\n", i); goto end; } else *iter = data; end: ql_sem_unlock(qdev, qdev->xg_sem_mask); quit: spin_unlock(&qdev->stats_lock); QL_DUMP_STAT(qdev); }

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static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf) { int index; switch (stringset) { case ETH_SS_TEST: memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN); break; case ETH_SS_STATS: for (index = 0; index < QLGE_STATS_LEN; index++) { memcpy(buf + index * ETH_GSTRING_LEN, ql_gstrings_stats[index].stat_string, ETH_GSTRING_LEN); } break; } }

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static int ql_get_sset_count(struct net_device *dev, int sset) { switch (sset) { case ETH_SS_TEST: return QLGE_TEST_LEN; case ETH_SS_STATS: return QLGE_STATS_LEN; default: return -EOPNOTSUPP; } }

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static void ql_get_ethtool_stats(struct net_device *ndev, struct ethtool_stats *stats, u64 *data) { struct ql_adapter *qdev = netdev_priv(ndev); int index, length; length = QLGE_STATS_LEN; ql_update_stats(qdev); for (index = 0; index < length; index++) { char *p = (char *)qdev + ql_gstrings_stats[index].stat_offset; *data++ = (ql_gstrings_stats[index].sizeof_stat == sizeof(u64)) ? *(u64 *)p : (*(u32 *)p); } }

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static int ql_get_link_ksettings(struct net_device *ndev, struct ethtool_link_ksettings *ecmd) { struct ql_adapter *qdev = netdev_priv(ndev); u32 supported, advertising; supported = SUPPORTED_10000baseT_Full; advertising = ADVERTISED_10000baseT_Full; if ((qdev->link_status & STS_LINK_TYPE_MASK) == STS_LINK_TYPE_10GBASET) { supported |= (SUPPORTED_TP | SUPPORTED_Autoneg); advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg); ecmd->base.port = PORT_TP; ecmd->base.autoneg = AUTONEG_ENABLE; } else { supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_FIBRE; ecmd->base.port = PORT_FIBRE; } ecmd->base.speed = SPEED_10000; ecmd->base.duplex = DUPLEX_FULL; ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported, supported); ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising, advertising); return 0; }

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static void ql_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *drvinfo) { struct ql_adapter *qdev = netdev_priv(ndev); strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, qlge_driver_version, sizeof(drvinfo->version)); snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "v%d.%d.%d", (qdev->fw_rev_id & 0x00ff0000) >> 16, (qdev->fw_rev_id & 0x0000ff00) >> 8, (qdev->fw_rev_id & 0x000000ff)); strlcpy(drvinfo->bus_info, pci_name(qdev->pdev), sizeof(drvinfo->bus_info)); }

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static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) { struct ql_adapter *qdev = netdev_priv(ndev); unsigned short ssys_dev = qdev->pdev->subsystem_device; /* WOL is only supported for mezz card. */ if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 || ssys_dev == QLGE_MEZZ_SSYS_ID_180) { wol->supported = WAKE_MAGIC; wol->wolopts = qdev->wol; } }

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static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) { struct ql_adapter *qdev = netdev_priv(ndev); unsigned short ssys_dev = qdev->pdev->subsystem_device; /* WOL is only supported for mezz card. */ if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 && ssys_dev != QLGE_MEZZ_SSYS_ID_180) { netif_info(qdev, drv, qdev->ndev, "WOL is only supported for mezz card\n"); return -EOPNOTSUPP; } if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; qdev->wol = wol->wolopts; netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol); return 0; }

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static int ql_set_phys_id(struct net_device *ndev, enum ethtool_phys_id_state state) { struct ql_adapter *qdev = netdev_priv(ndev); switch (state) { case ETHTOOL_ID_ACTIVE: /* Save the current LED settings */ if (ql_mb_get_led_cfg(qdev)) return -EIO; /* Start blinking */ ql_mb_set_led_cfg(qdev, QL_LED_BLINK); return 0; case ETHTOOL_ID_INACTIVE: /* Restore LED settings */ if (ql_mb_set_led_cfg(qdev, qdev->led_config)) return -EIO; return 0; default: return -EINVAL; } }

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static int ql_start_loopback(struct ql_adapter *qdev) { if (netif_carrier_ok(qdev->ndev)) { set_bit(QL_LB_LINK_UP, &qdev->flags); netif_carrier_off(qdev->ndev); } else clear_bit(QL_LB_LINK_UP, &qdev->flags); qdev->link_config |= CFG_LOOPBACK_PCS; return ql_mb_set_port_cfg(qdev); }

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static void ql_stop_loopback(struct ql_adapter *qdev) { qdev->link_config &= ~CFG_LOOPBACK_PCS; ql_mb_set_port_cfg(qdev); if (test_bit(QL_LB_LINK_UP, &qdev->flags)) { netif_carrier_on(qdev->ndev); clear_bit(QL_LB_LINK_UP, &qdev->flags); } }

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static void ql_create_lb_frame(struct sk_buff *skb, unsigned int frame_size) { memset(skb->data, 0xFF, frame_size); frame_size &= ~1; memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); }

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void ql_check_lb_frame(struct ql_adapter *qdev, struct sk_buff *skb) { unsigned int frame_size = skb->len; if ((*(skb->data + 3) == 0xFF) && (*(skb->data + frame_size / 2 + 10) == 0xBE) && (*(skb->data + frame_size / 2 + 12) == 0xAF)) { atomic_dec(&qdev->lb_count); return; } }

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Ron Mercer83100.00%2100.00%
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static int ql_run_loopback_test(struct ql_adapter *qdev) { int i; netdev_tx_t rc; struct sk_buff *skb; unsigned int size = SMALL_BUF_MAP_SIZE; for (i = 0; i < 64; i++) { skb = netdev_alloc_skb(qdev->ndev, size); if (!skb) return -ENOMEM; skb->queue_mapping = 0; skb_put(skb, size); ql_create_lb_frame(skb, size); rc = ql_lb_send(skb, qdev->ndev); if (rc != NETDEV_TX_OK) return -EPIPE; atomic_inc(&qdev->lb_count); } /* Give queue time to settle before testing results. */ msleep(2); ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128); return atomic_read(&qdev->lb_count) ? -EIO : 0; }

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Ron Mercer145100.00%2100.00%
Total145100.00%2100.00%


static int ql_loopback_test(struct ql_adapter *qdev, u64 *data) { *data = ql_start_loopback(qdev); if (*data) goto out; *data = ql_run_loopback_test(qdev); out: ql_stop_loopback(qdev); return *data; }

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Ron Mercer50100.00%1100.00%
Total50100.00%1100.00%


static void ql_self_test(struct net_device *ndev, struct ethtool_test *eth_test, u64 *data) { struct ql_adapter *qdev = netdev_priv(ndev); memset(data, 0, sizeof(u64) * QLGE_TEST_LEN); if (netif_running(ndev)) { set_bit(QL_SELFTEST, &qdev->flags); if (eth_test->flags == ETH_TEST_FL_OFFLINE) { /* Offline tests */ if (ql_loopback_test(qdev, &data[0])) eth_test->flags |= ETH_TEST_FL_FAILED; } else { /* Online tests */ data[0] = 0; } clear_bit(QL_SELFTEST, &qdev->flags); /* Give link time to come up after * port configuration changes. */ msleep_interruptible(4 * 1000); } else { netif_err(qdev, drv, qdev->ndev, "is down, Loopback test will fail.\n"); eth_test->flags |= ETH_TEST_FL_FAILED; } }

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PersonTokensPropCommitsCommitProp
Ron Mercer12486.11%250.00%
Jitendra Kalsaria149.72%125.00%
Joe Perches64.17%125.00%
Total144100.00%4100.00%


static int ql_get_regs_len(struct net_device *ndev) { struct ql_adapter *qdev = netdev_priv(ndev); if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) return sizeof(struct ql_mpi_coredump); else return sizeof(struct ql_reg_dump); }

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Ron Mercer49100.00%2100.00%
Total49100.00%2100.00%


static void ql_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p) { struct ql_adapter *qdev = netdev_priv(ndev); ql_get_dump(qdev, p); qdev->core_is_dumped = 0; if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) regs->len = sizeof(struct ql_mpi_coredump); else regs->len = sizeof(struct ql_reg_dump); }

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Ron Mercer77100.00%2100.00%
Total77100.00%2100.00%


static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c) { struct ql_adapter *qdev = netdev_priv(dev); c->rx_coalesce_usecs = qdev->rx_coalesce_usecs; c->tx_coalesce_usecs = qdev->tx_coalesce_usecs; /* This chip coalesces as follows: * If a packet arrives, hold off interrupts until * cqicb->int_delay expires, but if no other packets arrive don't * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a * timer to coalesce on a frame basis. So, we have to take ethtool's * max_coalesced_frames value and convert it to a delay in microseconds. * We do this by using a basic thoughput of 1,000,000 frames per * second @ (1024 bytes). This means one frame per usec. So it's a * simple one to one ratio. */ c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames; c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames; return 0; }

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Ron Mercer62100.00%1100.00%
Total62100.00%1100.00%


static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c) { struct ql_adapter *qdev = netdev_priv(ndev); /* Validate user parameters. */ if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2) return -EINVAL; /* Don't wait more than 10 usec. */ if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) return -EINVAL; if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2) return -EINVAL; if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) return -EINVAL; /* Verify a change took place before updating the hardware. */ if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs && qdev->tx_coalesce_usecs == c->tx_coalesce_usecs && qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames && qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames) return 0; qdev->rx_coalesce_usecs = c->rx_coalesce_usecs; qdev->tx_coalesce_usecs = c->tx_coalesce_usecs; qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames; qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames; return ql_update_ring_coalescing(qdev); }

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Ron Mercer160100.00%2100.00%
Total160100.00%2100.00%


static void ql_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ql_adapter *qdev = netdev_priv(netdev); ql_mb_get_port_cfg(qdev); if (qdev->link_config & CFG_PAUSE_STD) { pause->rx_pause = 1; pause->tx_pause = 1; } }

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Ron Mercer53100.00%1100.00%
Total53100.00%1100.00%


static int ql_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ql_adapter *qdev = netdev_priv(netdev); int status = 0; if ((pause->rx_pause) && (pause->tx_pause)) qdev->link_config |= CFG_PAUSE_STD; else if (!pause->rx_pause && !pause->tx_pause) qdev->link_config &= ~CFG_PAUSE_STD; else return -EINVAL; status = ql_mb_set_port_cfg(qdev); return status; }

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Ron Mercer86100.00%1100.00%
Total86100.00%1100.00%


static u32 ql_get_msglevel(struct net_device *ndev) { struct ql_adapter *qdev = netdev_priv(ndev); return qdev->msg_enable; }

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Ron Mercer26100.00%1100.00%
Total26100.00%1100.00%


static void ql_set_msglevel(struct net_device *ndev, u32 value) { struct ql_adapter *qdev = netdev_priv(ndev); qdev->msg_enable = value; }

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Ron Mercer30100.00%1100.00%
Total30100.00%1100.00%

const struct ethtool_ops qlge_ethtool_ops = { .get_drvinfo = ql_get_drvinfo, .get_wol = ql_get_wol, .set_wol = ql_set_wol, .get_regs_len = ql_get_regs_len, .get_regs = ql_get_regs, .get_msglevel = ql_get_msglevel, .set_msglevel = ql_set_msglevel, .get_link = ethtool_op_get_link, .set_phys_id = ql_set_phys_id, .self_test = ql_self_test, .get_pauseparam = ql_get_pauseparam, .set_pauseparam = ql_set_pauseparam, .get_coalesce = ql_get_coalesce, .set_coalesce = ql_set_coalesce, .get_sset_count = ql_get_sset_count, .get_strings = ql_get_strings, .get_ethtool_stats = ql_get_ethtool_stats, .get_link_ksettings = ql_get_link_ksettings, };

Overall Contributors

PersonTokensPropCommitsCommitProp
Ron Mercer206752.26%1150.00%
Jitendra Kalsaria176344.58%627.27%
Philippe Reynes471.19%14.55%
Stephen Hemminger380.96%14.55%
Rick Jones270.68%14.55%
Joe Perches120.30%14.55%
Dan Carpenter10.03%14.55%
Total3955100.00%22100.00%
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