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amd-xgbe: Add hardware features debug output 

Use the dynamic debug support to output information about the hardware
features reported by the device.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lendacky, Thomas 2017-08-18 09:03:26 -05:00 committed by David S. Miller
parent caa575afad
commit 3be95872e8
1 changed files with 75 additions and 3 deletions
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78
drivers/net/ethernet/amd/xgbe/xgbe-drv.c
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@ -732,8 +732,6 @@ void xgbe_get_all_hw_features(struct xgbe_prv_data *pdata)
unsigned int mac_hfr0, mac_hfr1, mac_hfr2;
struct xgbe_hw_features *hw_feat = &pdata->hw_feat;
DBGPR("-->xgbe_get_all_hw_features\n");
mac_hfr0 = XGMAC_IOREAD(pdata, MAC_HWF0R);
mac_hfr1 = XGMAC_IOREAD(pdata, MAC_HWF1R);
mac_hfr2 = XGMAC_IOREAD(pdata, MAC_HWF2R);
@ -828,7 +826,81 @@ void xgbe_get_all_hw_features(struct xgbe_prv_data *pdata)
hw_feat->rx_fifo_size = 1 << (hw_feat->rx_fifo_size + 7);
hw_feat->tx_fifo_size = 1 << (hw_feat->tx_fifo_size + 7);
DBGPR("<--xgbe_get_all_hw_features\n");
if (netif_msg_probe(pdata)) {
dev_dbg(pdata->dev, "Hardware features:\n");
/* Hardware feature register 0 */
dev_dbg(pdata->dev, " 1GbE support : %s\n",
hw_feat->gmii ? "yes" : "no");
dev_dbg(pdata->dev, " VLAN hash filter : %s\n",
hw_feat->vlhash ? "yes" : "no");
dev_dbg(pdata->dev, " MDIO interface : %s\n",
hw_feat->sma ? "yes" : "no");
dev_dbg(pdata->dev, " Wake-up packet support : %s\n",
hw_feat->rwk ? "yes" : "no");
dev_dbg(pdata->dev, " Magic packet support : %s\n",
hw_feat->mgk ? "yes" : "no");
dev_dbg(pdata->dev, " Management counters : %s\n",
hw_feat->mmc ? "yes" : "no");
dev_dbg(pdata->dev, " ARP offload : %s\n",
hw_feat->aoe ? "yes" : "no");
dev_dbg(pdata->dev, " IEEE 1588-2008 Timestamp : %s\n",
hw_feat->ts ? "yes" : "no");
dev_dbg(pdata->dev, " Energy Efficient Ethernet : %s\n",
hw_feat->eee ? "yes" : "no");
dev_dbg(pdata->dev, " TX checksum offload : %s\n",
hw_feat->tx_coe ? "yes" : "no");
dev_dbg(pdata->dev, " RX checksum offload : %s\n",
hw_feat->rx_coe ? "yes" : "no");
dev_dbg(pdata->dev, " Additional MAC addresses : %u\n",
hw_feat->addn_mac);
dev_dbg(pdata->dev, " Timestamp source : %s\n",
(hw_feat->ts_src == 1) ? "internal" :
(hw_feat->ts_src == 2) ? "external" :
(hw_feat->ts_src == 3) ? "internal/external" : "n/a");
dev_dbg(pdata->dev, " SA/VLAN insertion : %s\n",
hw_feat->sa_vlan_ins ? "yes" : "no");
/* Hardware feature register 1 */
dev_dbg(pdata->dev, " RX fifo size : %u\n",
hw_feat->rx_fifo_size);
dev_dbg(pdata->dev, " TX fifo size : %u\n",
hw_feat->tx_fifo_size);
dev_dbg(pdata->dev, " IEEE 1588 high word : %s\n",
hw_feat->adv_ts_hi ? "yes" : "no");
dev_dbg(pdata->dev, " DMA width : %u\n",
hw_feat->dma_width);
dev_dbg(pdata->dev, " Data Center Bridging : %s\n",
hw_feat->dcb ? "yes" : "no");
dev_dbg(pdata->dev, " Split header : %s\n",
hw_feat->sph ? "yes" : "no");
dev_dbg(pdata->dev, " TCP Segmentation Offload : %s\n",
hw_feat->tso ? "yes" : "no");
dev_dbg(pdata->dev, " Debug memory interface : %s\n",
hw_feat->dma_debug ? "yes" : "no");
dev_dbg(pdata->dev, " Receive Side Scaling : %s\n",
hw_feat->rss ? "yes" : "no");
dev_dbg(pdata->dev, " Traffic Class count : %u\n",
hw_feat->tc_cnt);
dev_dbg(pdata->dev, " Hash table size : %u\n",
hw_feat->hash_table_size);
dev_dbg(pdata->dev, " L3/L4 Filters : %u\n",
hw_feat->l3l4_filter_num);
/* Hardware feature register 2 */
dev_dbg(pdata->dev, " RX queue count : %u\n",
hw_feat->rx_q_cnt);
dev_dbg(pdata->dev, " TX queue count : %u\n",
hw_feat->tx_q_cnt);
dev_dbg(pdata->dev, " RX DMA channel count : %u\n",
hw_feat->rx_ch_cnt);
dev_dbg(pdata->dev, " TX DMA channel count : %u\n",
hw_feat->rx_ch_cnt);
dev_dbg(pdata->dev, " PPS outputs : %u\n",
hw_feat->pps_out_num);
dev_dbg(pdata->dev, " Auxiliary snapshot inputs : %u\n",
hw_feat->aux_snap_num);
}
}
static void xgbe_napi_enable(struct xgbe_prv_data *pdata, unsigned int add)