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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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[PATCH] b44: expose counters through ethtool
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Francois Romieu
Jeff Garzik
parent
874a6214bc
commit
3353930d9d
@ -106,6 +106,12 @@ static void b44_init_hw(struct b44 *);
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static int dma_desc_align_mask;
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static int dma_desc_sync_size;
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static const char b44_gstrings[][ETH_GSTRING_LEN] = {
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#define _B44(x...) # x,
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B44_STAT_REG_DECLARE
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#undef _B44
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};
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static inline void b44_sync_dma_desc_for_device(struct pci_dev *pdev,
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dma_addr_t dma_base,
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unsigned long offset,
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@ -498,7 +504,10 @@ static void b44_stats_update(struct b44 *bp)
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for (reg = B44_TX_GOOD_O; reg <= B44_TX_PAUSE; reg += 4UL) {
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*val++ += br32(bp, reg);
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}
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val = &bp->hw_stats.rx_good_octets;
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/* Pad */
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reg += 8*4UL;
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for (reg = B44_RX_GOOD_O; reg <= B44_RX_NPAUSE; reg += 4UL) {
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*val++ += br32(bp, reg);
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}
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@ -1772,6 +1781,37 @@ static int b44_set_pauseparam(struct net_device *dev,
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return 0;
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}
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static void b44_get_strings(struct net_device *dev, u32 stringset, u8 *data)
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{
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switch(stringset) {
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case ETH_SS_STATS:
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memcpy(data, *b44_gstrings, sizeof(b44_gstrings));
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break;
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}
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}
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static int b44_get_stats_count(struct net_device *dev)
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{
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return ARRAY_SIZE(b44_gstrings);
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}
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static void b44_get_ethtool_stats(struct net_device *dev,
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struct ethtool_stats *stats, u64 *data)
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{
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struct b44 *bp = netdev_priv(dev);
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u32 *val = &bp->hw_stats.tx_good_octets;
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u32 i;
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spin_lock_irq(&bp->lock);
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b44_stats_update(bp);
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for (i = 0; i < ARRAY_SIZE(b44_gstrings); i++)
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*data++ = *val++;
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spin_unlock_irq(&bp->lock);
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}
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static struct ethtool_ops b44_ethtool_ops = {
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.get_drvinfo = b44_get_drvinfo,
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.get_settings = b44_get_settings,
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@ -1784,6 +1824,9 @@ static struct ethtool_ops b44_ethtool_ops = {
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.set_pauseparam = b44_set_pauseparam,
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.get_msglevel = b44_get_msglevel,
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.set_msglevel = b44_set_msglevel,
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.get_strings = b44_get_strings,
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.get_stats_count = b44_get_stats_count,
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.get_ethtool_stats = b44_get_ethtool_stats,
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.get_perm_addr = ethtool_op_get_perm_addr,
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};
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@ -346,29 +346,63 @@ struct ring_info {
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#define B44_MCAST_TABLE_SIZE 32
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#define B44_STAT_REG_DECLARE \
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_B44(tx_good_octets) \
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_B44(tx_good_pkts) \
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_B44(tx_octets) \
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_B44(tx_pkts) \
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_B44(tx_broadcast_pkts) \
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_B44(tx_multicast_pkts) \
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_B44(tx_len_64) \
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_B44(tx_len_65_to_127) \
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_B44(tx_len_128_to_255) \
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_B44(tx_len_256_to_511) \
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_B44(tx_len_512_to_1023) \
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_B44(tx_len_1024_to_max) \
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_B44(tx_jabber_pkts) \
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_B44(tx_oversize_pkts) \
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_B44(tx_fragment_pkts) \
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_B44(tx_underruns) \
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_B44(tx_total_cols) \
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_B44(tx_single_cols) \
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_B44(tx_multiple_cols) \
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_B44(tx_excessive_cols) \
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_B44(tx_late_cols) \
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_B44(tx_defered) \
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_B44(tx_carrier_lost) \
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_B44(tx_pause_pkts) \
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_B44(rx_good_octets) \
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_B44(rx_good_pkts) \
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_B44(rx_octets) \
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_B44(rx_pkts) \
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_B44(rx_broadcast_pkts) \
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_B44(rx_multicast_pkts) \
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_B44(rx_len_64) \
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_B44(rx_len_65_to_127) \
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_B44(rx_len_128_to_255) \
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_B44(rx_len_256_to_511) \
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_B44(rx_len_512_to_1023) \
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_B44(rx_len_1024_to_max) \
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_B44(rx_jabber_pkts) \
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_B44(rx_oversize_pkts) \
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_B44(rx_fragment_pkts) \
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_B44(rx_missed_pkts) \
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_B44(rx_crc_align_errs) \
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_B44(rx_undersize) \
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_B44(rx_crc_errs) \
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_B44(rx_align_errs) \
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_B44(rx_symbol_errs) \
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_B44(rx_pause_pkts) \
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_B44(rx_nonpause_pkts)
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/* SW copy of device statistics, kept up to date by periodic timer
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* which probes HW values. Must have same relative layout as HW
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* register above, because b44_stats_update depends upon this.
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* which probes HW values. Check b44_stats_update if you mess with
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* the layout
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*/
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struct b44_hw_stats {
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u32 tx_good_octets, tx_good_pkts, tx_octets;
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u32 tx_pkts, tx_broadcast_pkts, tx_multicast_pkts;
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u32 tx_len_64, tx_len_65_to_127, tx_len_128_to_255;
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u32 tx_len_256_to_511, tx_len_512_to_1023, tx_len_1024_to_max;
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u32 tx_jabber_pkts, tx_oversize_pkts, tx_fragment_pkts;
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u32 tx_underruns, tx_total_cols, tx_single_cols;
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u32 tx_multiple_cols, tx_excessive_cols, tx_late_cols;
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u32 tx_defered, tx_carrier_lost, tx_pause_pkts;
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u32 __pad1[8];
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u32 rx_good_octets, rx_good_pkts, rx_octets;
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u32 rx_pkts, rx_broadcast_pkts, rx_multicast_pkts;
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u32 rx_len_64, rx_len_65_to_127, rx_len_128_to_255;
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u32 rx_len_256_to_511, rx_len_512_to_1023, rx_len_1024_to_max;
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u32 rx_jabber_pkts, rx_oversize_pkts, rx_fragment_pkts;
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u32 rx_missed_pkts, rx_crc_align_errs, rx_undersize;
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u32 rx_crc_errs, rx_align_errs, rx_symbol_errs;
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u32 rx_pause_pkts, rx_nonpause_pkts;
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#define _B44(x) u32 x;
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B44_STAT_REG_DECLARE
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#undef _B44
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};
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struct b44 {
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