1815 lines
58 KiB
C
1815 lines
58 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright(c) 2013 - 2018 Intel Corporation. */
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#ifdef CONFIG_DEBUG_FS
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#include <linux/fs.h>
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#include <linux/debugfs.h>
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#include "i40e.h"
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static struct dentry *i40e_dbg_root;
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/**
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* i40e_dbg_find_vsi - searches for the vsi with the given seid
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* @pf: the PF structure to search for the vsi
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* @seid: seid of the vsi it is searching for
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**/
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static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid)
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{
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int i;
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if (seid < 0)
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dev_info(&pf->pdev->dev, "%d: bad seid\n", seid);
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else
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for (i = 0; i < pf->num_alloc_vsi; i++)
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if (pf->vsi[i] && (pf->vsi[i]->seid == seid))
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return pf->vsi[i];
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return NULL;
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}
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/**
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* i40e_dbg_find_veb - searches for the veb with the given seid
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* @pf: the PF structure to search for the veb
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* @seid: seid of the veb it is searching for
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**/
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static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid)
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{
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int i;
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for (i = 0; i < I40E_MAX_VEB; i++)
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if (pf->veb[i] && pf->veb[i]->seid == seid)
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return pf->veb[i];
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return NULL;
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}
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/**************************************************************
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* command
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* The command entry in debugfs is for giving the driver commands
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* to be executed - these may be for changing the internal switch
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* setup, adding or removing filters, or other things. Many of
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* these will be useful for some forms of unit testing.
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**************************************************************/
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static char i40e_dbg_command_buf[256] = "";
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/**
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* i40e_dbg_command_read - read for command datum
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* @filp: the opened file
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* @buffer: where to write the data for the user to read
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* @count: the size of the user's buffer
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* @ppos: file position offset
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**/
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static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer,
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size_t count, loff_t *ppos)
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{
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struct i40e_pf *pf = filp->private_data;
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int bytes_not_copied;
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int buf_size = 256;
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char *buf;
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int len;
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/* don't allow partial reads */
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if (*ppos != 0)
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return 0;
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if (count < buf_size)
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return -ENOSPC;
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buf = kzalloc(buf_size, GFP_KERNEL);
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if (!buf)
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return -ENOSPC;
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len = snprintf(buf, buf_size, "%s: %s\n",
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pf->vsi[pf->lan_vsi]->netdev->name,
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i40e_dbg_command_buf);
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bytes_not_copied = copy_to_user(buffer, buf, len);
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kfree(buf);
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if (bytes_not_copied)
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return -EFAULT;
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*ppos = len;
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return len;
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}
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static char *i40e_filter_state_string[] = {
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"INVALID",
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"NEW",
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"ACTIVE",
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"FAILED",
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"REMOVE",
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};
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/**
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* i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum
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* @pf: the i40e_pf created in command write
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* @seid: the seid the user put in
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**/
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static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid)
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{
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struct rtnl_link_stats64 *nstat;
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struct i40e_mac_filter *f;
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struct i40e_vsi *vsi;
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int i, bkt;
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vsi = i40e_dbg_find_vsi(pf, seid);
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if (!vsi) {
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dev_info(&pf->pdev->dev,
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"dump %d: seid not found\n", seid);
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return;
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}
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dev_info(&pf->pdev->dev, "vsi seid %d\n", seid);
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if (vsi->netdev) {
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struct net_device *nd = vsi->netdev;
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dev_info(&pf->pdev->dev, " netdev: name = %s, state = %lu, flags = 0x%08x\n",
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nd->name, nd->state, nd->flags);
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dev_info(&pf->pdev->dev, " features = 0x%08lx\n",
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(unsigned long int)nd->features);
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dev_info(&pf->pdev->dev, " hw_features = 0x%08lx\n",
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(unsigned long int)nd->hw_features);
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dev_info(&pf->pdev->dev, " vlan_features = 0x%08lx\n",
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(unsigned long int)nd->vlan_features);
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}
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dev_info(&pf->pdev->dev, " active_vlans is %s\n",
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vsi->active_vlans ? "<valid>" : "<null>");
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dev_info(&pf->pdev->dev,
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" flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n",
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vsi->flags, vsi->netdev_registered, vsi->current_netdev_flags);
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for (i = 0; i < BITS_TO_LONGS(__I40E_VSI_STATE_SIZE__); i++)
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dev_info(&pf->pdev->dev,
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" state[%d] = %08lx\n",
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i, vsi->state[i]);
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if (vsi == pf->vsi[pf->lan_vsi])
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dev_info(&pf->pdev->dev, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n",
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pf->hw.mac.addr,
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pf->hw.mac.san_addr,
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pf->hw.mac.port_addr);
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hash_for_each(vsi->mac_filter_hash, bkt, f, hlist) {
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dev_info(&pf->pdev->dev,
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" mac_filter_hash: %pM vid=%d, state %s\n",
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f->macaddr, f->vlan,
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i40e_filter_state_string[f->state]);
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}
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dev_info(&pf->pdev->dev, " active_filters %u, promisc_threshold %u, overflow promisc %s\n",
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vsi->active_filters, vsi->promisc_threshold,
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(test_bit(__I40E_VSI_OVERFLOW_PROMISC, vsi->state) ?
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"ON" : "OFF"));
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nstat = i40e_get_vsi_stats_struct(vsi);
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dev_info(&pf->pdev->dev,
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" net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
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(unsigned long int)nstat->rx_packets,
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(unsigned long int)nstat->rx_bytes,
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(unsigned long int)nstat->rx_errors,
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(unsigned long int)nstat->rx_dropped);
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dev_info(&pf->pdev->dev,
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" net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
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(unsigned long int)nstat->tx_packets,
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(unsigned long int)nstat->tx_bytes,
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(unsigned long int)nstat->tx_errors,
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(unsigned long int)nstat->tx_dropped);
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dev_info(&pf->pdev->dev,
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" net_stats: multicast = %lu, collisions = %lu\n",
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(unsigned long int)nstat->multicast,
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(unsigned long int)nstat->collisions);
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dev_info(&pf->pdev->dev,
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" net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
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(unsigned long int)nstat->rx_length_errors,
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(unsigned long int)nstat->rx_over_errors,
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(unsigned long int)nstat->rx_crc_errors);
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dev_info(&pf->pdev->dev,
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" net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
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(unsigned long int)nstat->rx_frame_errors,
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(unsigned long int)nstat->rx_fifo_errors,
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(unsigned long int)nstat->rx_missed_errors);
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dev_info(&pf->pdev->dev,
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" net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
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(unsigned long int)nstat->tx_aborted_errors,
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(unsigned long int)nstat->tx_carrier_errors,
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(unsigned long int)nstat->tx_fifo_errors);
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dev_info(&pf->pdev->dev,
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" net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
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(unsigned long int)nstat->tx_heartbeat_errors,
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(unsigned long int)nstat->tx_window_errors);
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dev_info(&pf->pdev->dev,
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" net_stats: rx_compressed = %lu, tx_compressed = %lu\n",
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(unsigned long int)nstat->rx_compressed,
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(unsigned long int)nstat->tx_compressed);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.rx_packets,
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(unsigned long int)vsi->net_stats_offsets.rx_bytes,
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(unsigned long int)vsi->net_stats_offsets.rx_errors,
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(unsigned long int)vsi->net_stats_offsets.rx_dropped);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.tx_packets,
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(unsigned long int)vsi->net_stats_offsets.tx_bytes,
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(unsigned long int)vsi->net_stats_offsets.tx_errors,
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(unsigned long int)vsi->net_stats_offsets.tx_dropped);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: multicast = %lu, collisions = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.multicast,
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(unsigned long int)vsi->net_stats_offsets.collisions);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.rx_length_errors,
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(unsigned long int)vsi->net_stats_offsets.rx_over_errors,
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(unsigned long int)vsi->net_stats_offsets.rx_crc_errors);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.rx_frame_errors,
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(unsigned long int)vsi->net_stats_offsets.rx_fifo_errors,
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(unsigned long int)vsi->net_stats_offsets.rx_missed_errors);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.tx_aborted_errors,
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(unsigned long int)vsi->net_stats_offsets.tx_carrier_errors,
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(unsigned long int)vsi->net_stats_offsets.tx_fifo_errors);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.tx_heartbeat_errors,
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(unsigned long int)vsi->net_stats_offsets.tx_window_errors);
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dev_info(&pf->pdev->dev,
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" net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n",
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(unsigned long int)vsi->net_stats_offsets.rx_compressed,
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(unsigned long int)vsi->net_stats_offsets.tx_compressed);
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dev_info(&pf->pdev->dev,
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" tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n",
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vsi->tx_restart, vsi->tx_busy,
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vsi->rx_buf_failed, vsi->rx_page_failed);
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rcu_read_lock();
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for (i = 0; i < vsi->num_queue_pairs; i++) {
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struct i40e_ring *rx_ring = READ_ONCE(vsi->rx_rings[i]);
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if (!rx_ring)
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continue;
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n",
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i, *rx_ring->state,
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rx_ring->queue_index,
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rx_ring->reg_idx);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: rx_buf_len = %d\n",
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i, rx_ring->rx_buf_len);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
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i,
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rx_ring->next_to_use,
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rx_ring->next_to_clean,
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rx_ring->ring_active);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n",
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i, rx_ring->stats.packets,
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rx_ring->stats.bytes,
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rx_ring->rx_stats.non_eop_descs);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n",
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i,
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rx_ring->rx_stats.alloc_page_failed,
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rx_ring->rx_stats.alloc_buff_failed);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n",
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i,
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rx_ring->rx_stats.realloc_count,
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rx_ring->rx_stats.page_reuse_count);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: size = %i\n",
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i, rx_ring->size);
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dev_info(&pf->pdev->dev,
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" rx_rings[%i]: itr_setting = %d (%s)\n",
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i, rx_ring->itr_setting,
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ITR_IS_DYNAMIC(rx_ring->itr_setting) ? "dynamic" : "fixed");
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}
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for (i = 0; i < vsi->num_queue_pairs; i++) {
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struct i40e_ring *tx_ring = READ_ONCE(vsi->tx_rings[i]);
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if (!tx_ring)
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continue;
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: state = %lu, queue_index = %d, reg_idx = %d\n",
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i, *tx_ring->state,
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tx_ring->queue_index,
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tx_ring->reg_idx);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n",
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i,
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tx_ring->next_to_use,
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tx_ring->next_to_clean,
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tx_ring->ring_active);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n",
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i, tx_ring->stats.packets,
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tx_ring->stats.bytes,
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tx_ring->tx_stats.restart_queue);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n",
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i,
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tx_ring->tx_stats.tx_busy,
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tx_ring->tx_stats.tx_done_old);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: size = %i\n",
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i, tx_ring->size);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: DCB tc = %d\n",
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i, tx_ring->dcb_tc);
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dev_info(&pf->pdev->dev,
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" tx_rings[%i]: itr_setting = %d (%s)\n",
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i, tx_ring->itr_setting,
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ITR_IS_DYNAMIC(tx_ring->itr_setting) ? "dynamic" : "fixed");
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}
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rcu_read_unlock();
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dev_info(&pf->pdev->dev,
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" work_limit = %d\n",
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vsi->work_limit);
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dev_info(&pf->pdev->dev,
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" max_frame = %d, rx_buf_len = %d dtype = %d\n",
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vsi->max_frame, vsi->rx_buf_len, 0);
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dev_info(&pf->pdev->dev,
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" num_q_vectors = %i, base_vector = %i\n",
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vsi->num_q_vectors, vsi->base_vector);
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dev_info(&pf->pdev->dev,
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" seid = %d, id = %d, uplink_seid = %d\n",
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vsi->seid, vsi->id, vsi->uplink_seid);
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dev_info(&pf->pdev->dev,
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" base_queue = %d, num_queue_pairs = %d, num_desc = %d\n",
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vsi->base_queue, vsi->num_queue_pairs, vsi->num_desc);
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dev_info(&pf->pdev->dev, " type = %i\n", vsi->type);
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if (vsi->type == I40E_VSI_SRIOV)
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dev_info(&pf->pdev->dev, " VF ID = %i\n", vsi->vf_id);
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dev_info(&pf->pdev->dev,
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" info: valid_sections = 0x%04x, switch_id = 0x%04x\n",
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vsi->info.valid_sections, vsi->info.switch_id);
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dev_info(&pf->pdev->dev,
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" info: sw_reserved[] = 0x%02x 0x%02x\n",
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vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]);
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dev_info(&pf->pdev->dev,
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" info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n",
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vsi->info.sec_flags, vsi->info.sec_reserved);
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dev_info(&pf->pdev->dev,
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" info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n",
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vsi->info.pvid, vsi->info.fcoe_pvid,
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vsi->info.port_vlan_flags);
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dev_info(&pf->pdev->dev,
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" info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n",
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vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1],
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vsi->info.pvlan_reserved[2]);
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dev_info(&pf->pdev->dev,
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" info: ingress_table = 0x%08x, egress_table = 0x%08x\n",
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vsi->info.ingress_table, vsi->info.egress_table);
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dev_info(&pf->pdev->dev,
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" info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n",
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vsi->info.cas_pv_tag, vsi->info.cas_pv_flags,
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vsi->info.cas_pv_reserved);
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dev_info(&pf->pdev->dev,
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" info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
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vsi->info.queue_mapping[0], vsi->info.queue_mapping[1],
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vsi->info.queue_mapping[2], vsi->info.queue_mapping[3],
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vsi->info.queue_mapping[4], vsi->info.queue_mapping[5],
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vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]);
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dev_info(&pf->pdev->dev,
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" info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
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vsi->info.queue_mapping[8], vsi->info.queue_mapping[9],
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|
vsi->info.queue_mapping[10], vsi->info.queue_mapping[11],
|
|
vsi->info.queue_mapping[12], vsi->info.queue_mapping[13],
|
|
vsi->info.queue_mapping[14], vsi->info.queue_mapping[15]);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: tc_mapping[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
|
|
vsi->info.tc_mapping[0], vsi->info.tc_mapping[1],
|
|
vsi->info.tc_mapping[2], vsi->info.tc_mapping[3],
|
|
vsi->info.tc_mapping[4], vsi->info.tc_mapping[5],
|
|
vsi->info.tc_mapping[6], vsi->info.tc_mapping[7]);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: queueing_opt_flags = 0x%02x queueing_opt_reserved[0..2] = 0x%02x 0x%02x 0x%02x\n",
|
|
vsi->info.queueing_opt_flags,
|
|
vsi->info.queueing_opt_reserved[0],
|
|
vsi->info.queueing_opt_reserved[1],
|
|
vsi->info.queueing_opt_reserved[2]);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: up_enable_bits = 0x%02x\n",
|
|
vsi->info.up_enable_bits);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: sched_reserved = 0x%02x, outer_up_table = 0x%04x\n",
|
|
vsi->info.sched_reserved, vsi->info.outer_up_table);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: cmd_reserved[] = 0x%02x 0x%02x 0x%02x 0x0%02x 0x%02x 0x%02x 0x%02x 0x0%02x\n",
|
|
vsi->info.cmd_reserved[0], vsi->info.cmd_reserved[1],
|
|
vsi->info.cmd_reserved[2], vsi->info.cmd_reserved[3],
|
|
vsi->info.cmd_reserved[4], vsi->info.cmd_reserved[5],
|
|
vsi->info.cmd_reserved[6], vsi->info.cmd_reserved[7]);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: qs_handle[] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n",
|
|
vsi->info.qs_handle[0], vsi->info.qs_handle[1],
|
|
vsi->info.qs_handle[2], vsi->info.qs_handle[3],
|
|
vsi->info.qs_handle[4], vsi->info.qs_handle[5],
|
|
vsi->info.qs_handle[6], vsi->info.qs_handle[7]);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: stat_counter_idx = 0x%04x, sched_id = 0x%04x\n",
|
|
vsi->info.stat_counter_idx, vsi->info.sched_id);
|
|
dev_info(&pf->pdev->dev,
|
|
" info: resp_reserved[] = 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\n",
|
|
vsi->info.resp_reserved[0], vsi->info.resp_reserved[1],
|
|
vsi->info.resp_reserved[2], vsi->info.resp_reserved[3],
|
|
vsi->info.resp_reserved[4], vsi->info.resp_reserved[5],
|
|
vsi->info.resp_reserved[6], vsi->info.resp_reserved[7],
|
|
vsi->info.resp_reserved[8], vsi->info.resp_reserved[9],
|
|
vsi->info.resp_reserved[10], vsi->info.resp_reserved[11]);
|
|
dev_info(&pf->pdev->dev, " idx = %d\n", vsi->idx);
|
|
dev_info(&pf->pdev->dev,
|
|
" tc_config: numtc = %d, enabled_tc = 0x%x\n",
|
|
vsi->tc_config.numtc, vsi->tc_config.enabled_tc);
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev,
|
|
" tc_config: tc = %d, qoffset = %d, qcount = %d, netdev_tc = %d\n",
|
|
i, vsi->tc_config.tc_info[i].qoffset,
|
|
vsi->tc_config.tc_info[i].qcount,
|
|
vsi->tc_config.tc_info[i].netdev_tc);
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
" bw: bw_limit = %d, bw_max_quanta = %d\n",
|
|
vsi->bw_limit, vsi->bw_max_quanta);
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev,
|
|
" bw[%d]: ets_share_credits = %d, ets_limit_credits = %d, max_quanta = %d\n",
|
|
i, vsi->bw_ets_share_credits[i],
|
|
vsi->bw_ets_limit_credits[i],
|
|
vsi->bw_ets_max_quanta[i]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_aq_desc - handles dump aq_desc write into command datum
|
|
* @pf: the i40e_pf created in command write
|
|
**/
|
|
static void i40e_dbg_dump_aq_desc(struct i40e_pf *pf)
|
|
{
|
|
struct i40e_adminq_ring *ring;
|
|
struct i40e_hw *hw = &pf->hw;
|
|
char hdr[32];
|
|
int i;
|
|
|
|
snprintf(hdr, sizeof(hdr), "%s %s: ",
|
|
dev_driver_string(&pf->pdev->dev),
|
|
dev_name(&pf->pdev->dev));
|
|
|
|
/* first the send (command) ring, then the receive (event) ring */
|
|
dev_info(&pf->pdev->dev, "AdminQ Tx Ring\n");
|
|
ring = &(hw->aq.asq);
|
|
for (i = 0; i < ring->count; i++) {
|
|
struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i);
|
|
|
|
dev_info(&pf->pdev->dev,
|
|
" at[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
|
|
i, d->flags, d->opcode, d->datalen, d->retval,
|
|
d->cookie_high, d->cookie_low);
|
|
print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE,
|
|
16, 1, d->params.raw, 16, 0);
|
|
}
|
|
|
|
dev_info(&pf->pdev->dev, "AdminQ Rx Ring\n");
|
|
ring = &(hw->aq.arq);
|
|
for (i = 0; i < ring->count; i++) {
|
|
struct i40e_aq_desc *d = I40E_ADMINQ_DESC(*ring, i);
|
|
|
|
dev_info(&pf->pdev->dev,
|
|
" ar[%02d] flags=0x%04x op=0x%04x dlen=0x%04x ret=0x%04x cookie_h=0x%08x cookie_l=0x%08x\n",
|
|
i, d->flags, d->opcode, d->datalen, d->retval,
|
|
d->cookie_high, d->cookie_low);
|
|
print_hex_dump(KERN_INFO, hdr, DUMP_PREFIX_NONE,
|
|
16, 1, d->params.raw, 16, 0);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_desc - handles dump desc write into command datum
|
|
* @cnt: number of arguments that the user supplied
|
|
* @vsi_seid: vsi id entered by user
|
|
* @ring_id: ring id entered by user
|
|
* @desc_n: descriptor number entered by user
|
|
* @pf: the i40e_pf created in command write
|
|
* @is_rx_ring: true if rx, false if tx
|
|
**/
|
|
static void i40e_dbg_dump_desc(int cnt, int vsi_seid, int ring_id, int desc_n,
|
|
struct i40e_pf *pf, bool is_rx_ring)
|
|
{
|
|
struct i40e_tx_desc *txd;
|
|
union i40e_rx_desc *rxd;
|
|
struct i40e_ring *ring;
|
|
struct i40e_vsi *vsi;
|
|
int i;
|
|
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev, "vsi %d not found\n", vsi_seid);
|
|
return;
|
|
}
|
|
if (ring_id >= vsi->num_queue_pairs || ring_id < 0) {
|
|
dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id);
|
|
return;
|
|
}
|
|
if (!vsi->tx_rings || !vsi->tx_rings[0]->desc) {
|
|
dev_info(&pf->pdev->dev,
|
|
"descriptor rings have not been allocated for vsi %d\n",
|
|
vsi_seid);
|
|
return;
|
|
}
|
|
|
|
ring = kmemdup(is_rx_ring
|
|
? vsi->rx_rings[ring_id] : vsi->tx_rings[ring_id],
|
|
sizeof(*ring), GFP_KERNEL);
|
|
if (!ring)
|
|
return;
|
|
|
|
if (cnt == 2) {
|
|
dev_info(&pf->pdev->dev, "vsi = %02i %s ring = %02i\n",
|
|
vsi_seid, is_rx_ring ? "rx" : "tx", ring_id);
|
|
for (i = 0; i < ring->count; i++) {
|
|
if (!is_rx_ring) {
|
|
txd = I40E_TX_DESC(ring, i);
|
|
dev_info(&pf->pdev->dev,
|
|
" d[%03x] = 0x%016llx 0x%016llx\n",
|
|
i, txd->buffer_addr,
|
|
txd->cmd_type_offset_bsz);
|
|
} else {
|
|
rxd = I40E_RX_DESC(ring, i);
|
|
dev_info(&pf->pdev->dev,
|
|
" d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
|
|
i, rxd->read.pkt_addr,
|
|
rxd->read.hdr_addr,
|
|
rxd->read.rsvd1, rxd->read.rsvd2);
|
|
}
|
|
}
|
|
} else if (cnt == 3) {
|
|
if (desc_n >= ring->count || desc_n < 0) {
|
|
dev_info(&pf->pdev->dev,
|
|
"descriptor %d not found\n", desc_n);
|
|
goto out;
|
|
}
|
|
if (!is_rx_ring) {
|
|
txd = I40E_TX_DESC(ring, desc_n);
|
|
dev_info(&pf->pdev->dev,
|
|
"vsi = %02i tx ring = %02i d[%03x] = 0x%016llx 0x%016llx\n",
|
|
vsi_seid, ring_id, desc_n,
|
|
txd->buffer_addr, txd->cmd_type_offset_bsz);
|
|
} else {
|
|
rxd = I40E_RX_DESC(ring, desc_n);
|
|
dev_info(&pf->pdev->dev,
|
|
"vsi = %02i rx ring = %02i d[%03x] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n",
|
|
vsi_seid, ring_id, desc_n,
|
|
rxd->read.pkt_addr, rxd->read.hdr_addr,
|
|
rxd->read.rsvd1, rxd->read.rsvd2);
|
|
}
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "dump desc rx/tx <vsi_seid> <ring_id> [<desc_n>]\n");
|
|
}
|
|
|
|
out:
|
|
kfree(ring);
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_vsi_no_seid - handles dump vsi write into command datum
|
|
* @pf: the i40e_pf created in command write
|
|
**/
|
|
static void i40e_dbg_dump_vsi_no_seid(struct i40e_pf *pf)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < pf->num_alloc_vsi; i++)
|
|
if (pf->vsi[i])
|
|
dev_info(&pf->pdev->dev, "dump vsi[%d]: %d\n",
|
|
i, pf->vsi[i]->seid);
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_stats - handles dump stats write into command datum
|
|
* @pf: the i40e_pf created in command write
|
|
* @estats: the eth stats structure to be dumped
|
|
**/
|
|
static void i40e_dbg_dump_eth_stats(struct i40e_pf *pf,
|
|
struct i40e_eth_stats *estats)
|
|
{
|
|
dev_info(&pf->pdev->dev, " ethstats:\n");
|
|
dev_info(&pf->pdev->dev,
|
|
" rx_bytes = \t%lld \trx_unicast = \t\t%lld \trx_multicast = \t%lld\n",
|
|
estats->rx_bytes, estats->rx_unicast, estats->rx_multicast);
|
|
dev_info(&pf->pdev->dev,
|
|
" rx_broadcast = \t%lld \trx_discards = \t\t%lld\n",
|
|
estats->rx_broadcast, estats->rx_discards);
|
|
dev_info(&pf->pdev->dev,
|
|
" rx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n",
|
|
estats->rx_unknown_protocol, estats->tx_bytes);
|
|
dev_info(&pf->pdev->dev,
|
|
" tx_unicast = \t%lld \ttx_multicast = \t\t%lld \ttx_broadcast = \t%lld\n",
|
|
estats->tx_unicast, estats->tx_multicast, estats->tx_broadcast);
|
|
dev_info(&pf->pdev->dev,
|
|
" tx_discards = \t%lld \ttx_errors = \t\t%lld\n",
|
|
estats->tx_discards, estats->tx_errors);
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_veb_seid - handles dump stats of a single given veb
|
|
* @pf: the i40e_pf created in command write
|
|
* @seid: the seid the user put in
|
|
**/
|
|
static void i40e_dbg_dump_veb_seid(struct i40e_pf *pf, int seid)
|
|
{
|
|
struct i40e_veb *veb;
|
|
|
|
veb = i40e_dbg_find_veb(pf, seid);
|
|
if (!veb) {
|
|
dev_info(&pf->pdev->dev, "can't find veb %d\n", seid);
|
|
return;
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"veb idx=%d,%d stats_ic=%d seid=%d uplink=%d mode=%s\n",
|
|
veb->idx, veb->veb_idx, veb->stats_idx, veb->seid,
|
|
veb->uplink_seid,
|
|
veb->bridge_mode == BRIDGE_MODE_VEPA ? "VEPA" : "VEB");
|
|
i40e_dbg_dump_eth_stats(pf, &veb->stats);
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_veb_all - dumps all known veb's stats
|
|
* @pf: the i40e_pf created in command write
|
|
**/
|
|
static void i40e_dbg_dump_veb_all(struct i40e_pf *pf)
|
|
{
|
|
struct i40e_veb *veb;
|
|
int i;
|
|
|
|
for (i = 0; i < I40E_MAX_VEB; i++) {
|
|
veb = pf->veb[i];
|
|
if (veb)
|
|
i40e_dbg_dump_veb_seid(pf, veb->seid);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_vf - dump VF info
|
|
* @pf: the i40e_pf created in command write
|
|
* @vf_id: the vf_id from the user
|
|
**/
|
|
static void i40e_dbg_dump_vf(struct i40e_pf *pf, int vf_id)
|
|
{
|
|
struct i40e_vf *vf;
|
|
struct i40e_vsi *vsi;
|
|
|
|
if (!pf->num_alloc_vfs) {
|
|
dev_info(&pf->pdev->dev, "no VFs allocated\n");
|
|
} else if ((vf_id >= 0) && (vf_id < pf->num_alloc_vfs)) {
|
|
vf = &pf->vf[vf_id];
|
|
vsi = pf->vsi[vf->lan_vsi_idx];
|
|
dev_info(&pf->pdev->dev, "vf %2d: VSI id=%d, seid=%d, qps=%d\n",
|
|
vf_id, vf->lan_vsi_id, vsi->seid, vf->num_queue_pairs);
|
|
dev_info(&pf->pdev->dev, " num MDD=%lld, invalid msg=%lld, valid msg=%lld\n",
|
|
vf->num_mdd_events,
|
|
vf->num_invalid_msgs,
|
|
vf->num_valid_msgs);
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "invalid VF id %d\n", vf_id);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_dump_vf_all - dump VF info for all VFs
|
|
* @pf: the i40e_pf created in command write
|
|
**/
|
|
static void i40e_dbg_dump_vf_all(struct i40e_pf *pf)
|
|
{
|
|
int i;
|
|
|
|
if (!pf->num_alloc_vfs)
|
|
dev_info(&pf->pdev->dev, "no VFs enabled!\n");
|
|
else
|
|
for (i = 0; i < pf->num_alloc_vfs; i++)
|
|
i40e_dbg_dump_vf(pf, i);
|
|
}
|
|
|
|
#define I40E_MAX_DEBUG_OUT_BUFFER (4096*4)
|
|
/**
|
|
* i40e_dbg_command_write - write into command datum
|
|
* @filp: the opened file
|
|
* @buffer: where to find the user's data
|
|
* @count: the length of the user's data
|
|
* @ppos: file position offset
|
|
**/
|
|
static ssize_t i40e_dbg_command_write(struct file *filp,
|
|
const char __user *buffer,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct i40e_pf *pf = filp->private_data;
|
|
char *cmd_buf, *cmd_buf_tmp;
|
|
int bytes_not_copied;
|
|
struct i40e_vsi *vsi;
|
|
int vsi_seid;
|
|
int veb_seid;
|
|
int vf_id;
|
|
int cnt;
|
|
|
|
/* don't allow partial writes */
|
|
if (*ppos != 0)
|
|
return 0;
|
|
|
|
cmd_buf = kzalloc(count + 1, GFP_KERNEL);
|
|
if (!cmd_buf)
|
|
return count;
|
|
bytes_not_copied = copy_from_user(cmd_buf, buffer, count);
|
|
if (bytes_not_copied) {
|
|
kfree(cmd_buf);
|
|
return -EFAULT;
|
|
}
|
|
cmd_buf[count] = '\0';
|
|
|
|
cmd_buf_tmp = strchr(cmd_buf, '\n');
|
|
if (cmd_buf_tmp) {
|
|
*cmd_buf_tmp = '\0';
|
|
count = cmd_buf_tmp - cmd_buf + 1;
|
|
}
|
|
|
|
if (strncmp(cmd_buf, "add vsi", 7) == 0) {
|
|
vsi_seid = -1;
|
|
cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid);
|
|
if (cnt == 0) {
|
|
/* default to PF VSI */
|
|
vsi_seid = pf->vsi[pf->lan_vsi]->seid;
|
|
} else if (vsi_seid < 0) {
|
|
dev_info(&pf->pdev->dev, "add VSI %d: bad vsi seid\n",
|
|
vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
/* By default we are in VEPA mode, if this is the first VF/VMDq
|
|
* VSI to be added switch to VEB mode.
|
|
*/
|
|
if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) {
|
|
pf->flags |= I40E_FLAG_VEB_MODE_ENABLED;
|
|
i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG);
|
|
}
|
|
|
|
vsi = i40e_vsi_setup(pf, I40E_VSI_VMDQ2, vsi_seid, 0);
|
|
if (vsi)
|
|
dev_info(&pf->pdev->dev, "added VSI %d to relay %d\n",
|
|
vsi->seid, vsi->uplink_seid);
|
|
else
|
|
dev_info(&pf->pdev->dev, "'%s' failed\n", cmd_buf);
|
|
|
|
} else if (strncmp(cmd_buf, "del vsi", 7) == 0) {
|
|
cnt = sscanf(&cmd_buf[7], "%i", &vsi_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del vsi: bad command string, cnt=%d\n",
|
|
cnt);
|
|
goto command_write_done;
|
|
}
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev, "del VSI %d: seid not found\n",
|
|
vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
dev_info(&pf->pdev->dev, "deleting VSI %d\n", vsi_seid);
|
|
i40e_vsi_release(vsi);
|
|
|
|
} else if (strncmp(cmd_buf, "add relay", 9) == 0) {
|
|
struct i40e_veb *veb;
|
|
int uplink_seid, i;
|
|
|
|
cnt = sscanf(&cmd_buf[9], "%i %i", &uplink_seid, &vsi_seid);
|
|
if (cnt != 2) {
|
|
dev_info(&pf->pdev->dev,
|
|
"add relay: bad command string, cnt=%d\n",
|
|
cnt);
|
|
goto command_write_done;
|
|
} else if (uplink_seid < 0) {
|
|
dev_info(&pf->pdev->dev,
|
|
"add relay %d: bad uplink seid\n",
|
|
uplink_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"add relay: VSI %d not found\n", vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
for (i = 0; i < I40E_MAX_VEB; i++)
|
|
if (pf->veb[i] && pf->veb[i]->seid == uplink_seid)
|
|
break;
|
|
if (i >= I40E_MAX_VEB && uplink_seid != 0 &&
|
|
uplink_seid != pf->mac_seid) {
|
|
dev_info(&pf->pdev->dev,
|
|
"add relay: relay uplink %d not found\n",
|
|
uplink_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
veb = i40e_veb_setup(pf, 0, uplink_seid, vsi_seid,
|
|
vsi->tc_config.enabled_tc);
|
|
if (veb)
|
|
dev_info(&pf->pdev->dev, "added relay %d\n", veb->seid);
|
|
else
|
|
dev_info(&pf->pdev->dev, "add relay failed\n");
|
|
|
|
} else if (strncmp(cmd_buf, "del relay", 9) == 0) {
|
|
int i;
|
|
cnt = sscanf(&cmd_buf[9], "%i", &veb_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del relay: bad command string, cnt=%d\n",
|
|
cnt);
|
|
goto command_write_done;
|
|
} else if (veb_seid < 0) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del relay %d: bad relay seid\n", veb_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
/* find the veb */
|
|
for (i = 0; i < I40E_MAX_VEB; i++)
|
|
if (pf->veb[i] && pf->veb[i]->seid == veb_seid)
|
|
break;
|
|
if (i >= I40E_MAX_VEB) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del relay: relay %d not found\n", veb_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
dev_info(&pf->pdev->dev, "deleting relay %d\n", veb_seid);
|
|
i40e_veb_release(pf->veb[i]);
|
|
} else if (strncmp(cmd_buf, "add pvid", 8) == 0) {
|
|
i40e_status ret;
|
|
u16 vid;
|
|
unsigned int v;
|
|
|
|
cnt = sscanf(&cmd_buf[8], "%i %u", &vsi_seid, &v);
|
|
if (cnt != 2) {
|
|
dev_info(&pf->pdev->dev,
|
|
"add pvid: bad command string, cnt=%d\n", cnt);
|
|
goto command_write_done;
|
|
}
|
|
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev, "add pvid: VSI %d not found\n",
|
|
vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
vid = v;
|
|
ret = i40e_vsi_add_pvid(vsi, vid);
|
|
if (!ret)
|
|
dev_info(&pf->pdev->dev,
|
|
"add pvid: %d added to VSI %d\n",
|
|
vid, vsi_seid);
|
|
else
|
|
dev_info(&pf->pdev->dev,
|
|
"add pvid: %d to VSI %d failed, ret=%d\n",
|
|
vid, vsi_seid, ret);
|
|
|
|
} else if (strncmp(cmd_buf, "del pvid", 8) == 0) {
|
|
|
|
cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del pvid: bad command string, cnt=%d\n",
|
|
cnt);
|
|
goto command_write_done;
|
|
}
|
|
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"del pvid: VSI %d not found\n", vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
|
|
i40e_vsi_remove_pvid(vsi);
|
|
dev_info(&pf->pdev->dev,
|
|
"del pvid: removed from VSI %d\n", vsi_seid);
|
|
|
|
} else if (strncmp(cmd_buf, "dump", 4) == 0) {
|
|
if (strncmp(&cmd_buf[5], "switch", 6) == 0) {
|
|
i40e_fetch_switch_configuration(pf, true);
|
|
} else if (strncmp(&cmd_buf[5], "vsi", 3) == 0) {
|
|
cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
|
|
if (cnt > 0)
|
|
i40e_dbg_dump_vsi_seid(pf, vsi_seid);
|
|
else
|
|
i40e_dbg_dump_vsi_no_seid(pf);
|
|
} else if (strncmp(&cmd_buf[5], "veb", 3) == 0) {
|
|
cnt = sscanf(&cmd_buf[8], "%i", &vsi_seid);
|
|
if (cnt > 0)
|
|
i40e_dbg_dump_veb_seid(pf, vsi_seid);
|
|
else
|
|
i40e_dbg_dump_veb_all(pf);
|
|
} else if (strncmp(&cmd_buf[5], "vf", 2) == 0) {
|
|
cnt = sscanf(&cmd_buf[7], "%i", &vf_id);
|
|
if (cnt > 0)
|
|
i40e_dbg_dump_vf(pf, vf_id);
|
|
else
|
|
i40e_dbg_dump_vf_all(pf);
|
|
} else if (strncmp(&cmd_buf[5], "desc", 4) == 0) {
|
|
int ring_id, desc_n;
|
|
if (strncmp(&cmd_buf[10], "rx", 2) == 0) {
|
|
cnt = sscanf(&cmd_buf[12], "%i %i %i",
|
|
&vsi_seid, &ring_id, &desc_n);
|
|
i40e_dbg_dump_desc(cnt, vsi_seid, ring_id,
|
|
desc_n, pf, true);
|
|
} else if (strncmp(&cmd_buf[10], "tx", 2)
|
|
== 0) {
|
|
cnt = sscanf(&cmd_buf[12], "%i %i %i",
|
|
&vsi_seid, &ring_id, &desc_n);
|
|
i40e_dbg_dump_desc(cnt, vsi_seid, ring_id,
|
|
desc_n, pf, false);
|
|
} else if (strncmp(&cmd_buf[10], "aq", 2) == 0) {
|
|
i40e_dbg_dump_aq_desc(pf);
|
|
} else {
|
|
dev_info(&pf->pdev->dev,
|
|
"dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
|
|
dev_info(&pf->pdev->dev,
|
|
"dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
|
|
dev_info(&pf->pdev->dev, "dump desc aq\n");
|
|
}
|
|
} else if (strncmp(&cmd_buf[5], "reset stats", 11) == 0) {
|
|
dev_info(&pf->pdev->dev,
|
|
"core reset count: %d\n", pf->corer_count);
|
|
dev_info(&pf->pdev->dev,
|
|
"global reset count: %d\n", pf->globr_count);
|
|
dev_info(&pf->pdev->dev,
|
|
"emp reset count: %d\n", pf->empr_count);
|
|
dev_info(&pf->pdev->dev,
|
|
"pf reset count: %d\n", pf->pfr_count);
|
|
dev_info(&pf->pdev->dev,
|
|
"pf tx sluggish count: %d\n",
|
|
pf->tx_sluggish_count);
|
|
} else if (strncmp(&cmd_buf[5], "port", 4) == 0) {
|
|
struct i40e_aqc_query_port_ets_config_resp *bw_data;
|
|
struct i40e_dcbx_config *cfg =
|
|
&pf->hw.local_dcbx_config;
|
|
struct i40e_dcbx_config *r_cfg =
|
|
&pf->hw.remote_dcbx_config;
|
|
int i, ret;
|
|
u16 switch_id;
|
|
|
|
bw_data = kzalloc(sizeof(
|
|
struct i40e_aqc_query_port_ets_config_resp),
|
|
GFP_KERNEL);
|
|
if (!bw_data) {
|
|
ret = -ENOMEM;
|
|
goto command_write_done;
|
|
}
|
|
|
|
vsi = pf->vsi[pf->lan_vsi];
|
|
switch_id =
|
|
le16_to_cpu(vsi->info.switch_id) &
|
|
I40E_AQ_VSI_SW_ID_MASK;
|
|
|
|
ret = i40e_aq_query_port_ets_config(&pf->hw,
|
|
switch_id,
|
|
bw_data, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Query Port ETS Config AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
kfree(bw_data);
|
|
bw_data = NULL;
|
|
goto command_write_done;
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"port bw: tc_valid=0x%x tc_strict_prio=0x%x, tc_bw_max=0x%04x,0x%04x\n",
|
|
bw_data->tc_valid_bits,
|
|
bw_data->tc_strict_priority_bits,
|
|
le16_to_cpu(bw_data->tc_bw_max[0]),
|
|
le16_to_cpu(bw_data->tc_bw_max[1]));
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev, "port bw: tc_bw_share=%d tc_bw_limit=%d\n",
|
|
bw_data->tc_bw_share_credits[i],
|
|
le16_to_cpu(bw_data->tc_bw_limits[i]));
|
|
}
|
|
|
|
kfree(bw_data);
|
|
bw_data = NULL;
|
|
|
|
dev_info(&pf->pdev->dev,
|
|
"port dcbx_mode=%d\n", cfg->dcbx_mode);
|
|
dev_info(&pf->pdev->dev,
|
|
"port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
|
|
cfg->etscfg.willing, cfg->etscfg.cbs,
|
|
cfg->etscfg.maxtcs);
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev, "port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
|
|
i, cfg->etscfg.prioritytable[i],
|
|
cfg->etscfg.tcbwtable[i],
|
|
cfg->etscfg.tsatable[i]);
|
|
}
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev, "port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
|
|
i, cfg->etsrec.prioritytable[i],
|
|
cfg->etsrec.tcbwtable[i],
|
|
cfg->etsrec.tsatable[i]);
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
|
|
cfg->pfc.willing, cfg->pfc.mbc,
|
|
cfg->pfc.pfccap, cfg->pfc.pfcenable);
|
|
dev_info(&pf->pdev->dev,
|
|
"port app_table: num_apps=%d\n", cfg->numapps);
|
|
for (i = 0; i < cfg->numapps; i++) {
|
|
dev_info(&pf->pdev->dev, "port app_table: %d prio=%d selector=%d protocol=0x%x\n",
|
|
i, cfg->app[i].priority,
|
|
cfg->app[i].selector,
|
|
cfg->app[i].protocolid);
|
|
}
|
|
/* Peer TLV DCBX data */
|
|
dev_info(&pf->pdev->dev,
|
|
"remote port ets_cfg: willing=%d cbs=%d, maxtcs=%d\n",
|
|
r_cfg->etscfg.willing,
|
|
r_cfg->etscfg.cbs, r_cfg->etscfg.maxtcs);
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev, "remote port ets_cfg: %d prio_tc=%d tcbw=%d tctsa=%d\n",
|
|
i, r_cfg->etscfg.prioritytable[i],
|
|
r_cfg->etscfg.tcbwtable[i],
|
|
r_cfg->etscfg.tsatable[i]);
|
|
}
|
|
for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
|
|
dev_info(&pf->pdev->dev, "remote port ets_rec: %d prio_tc=%d tcbw=%d tctsa=%d\n",
|
|
i, r_cfg->etsrec.prioritytable[i],
|
|
r_cfg->etsrec.tcbwtable[i],
|
|
r_cfg->etsrec.tsatable[i]);
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"remote port pfc_cfg: willing=%d mbc=%d, pfccap=%d pfcenable=0x%x\n",
|
|
r_cfg->pfc.willing,
|
|
r_cfg->pfc.mbc,
|
|
r_cfg->pfc.pfccap,
|
|
r_cfg->pfc.pfcenable);
|
|
dev_info(&pf->pdev->dev,
|
|
"remote port app_table: num_apps=%d\n",
|
|
r_cfg->numapps);
|
|
for (i = 0; i < r_cfg->numapps; i++) {
|
|
dev_info(&pf->pdev->dev, "remote port app_table: %d prio=%d selector=%d protocol=0x%x\n",
|
|
i, r_cfg->app[i].priority,
|
|
r_cfg->app[i].selector,
|
|
r_cfg->app[i].protocolid);
|
|
}
|
|
} else if (strncmp(&cmd_buf[5], "debug fwdata", 12) == 0) {
|
|
int cluster_id, table_id;
|
|
int index, ret;
|
|
u16 buff_len = 4096;
|
|
u32 next_index;
|
|
u8 next_table;
|
|
u8 *buff;
|
|
u16 rlen;
|
|
|
|
cnt = sscanf(&cmd_buf[18], "%i %i %i",
|
|
&cluster_id, &table_id, &index);
|
|
if (cnt != 3) {
|
|
dev_info(&pf->pdev->dev,
|
|
"dump debug fwdata <cluster_id> <table_id> <index>\n");
|
|
goto command_write_done;
|
|
}
|
|
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ debug dump fwdata params %x %x %x %x\n",
|
|
cluster_id, table_id, index, buff_len);
|
|
buff = kzalloc(buff_len, GFP_KERNEL);
|
|
if (!buff)
|
|
goto command_write_done;
|
|
|
|
ret = i40e_aq_debug_dump(&pf->hw, cluster_id, table_id,
|
|
index, buff_len, buff, &rlen,
|
|
&next_table, &next_index,
|
|
NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"debug dump fwdata AQ Failed %d 0x%x\n",
|
|
ret, pf->hw.aq.asq_last_status);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
goto command_write_done;
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ debug dump fwdata rlen=0x%x next_table=0x%x next_index=0x%x\n",
|
|
rlen, next_table, next_index);
|
|
print_hex_dump(KERN_INFO, "AQ buffer WB: ",
|
|
DUMP_PREFIX_OFFSET, 16, 1,
|
|
buff, rlen, true);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
} else {
|
|
dev_info(&pf->pdev->dev,
|
|
"dump desc tx <vsi_seid> <ring_id> [<desc_n>], dump desc rx <vsi_seid> <ring_id> [<desc_n>],\n");
|
|
dev_info(&pf->pdev->dev, "dump switch\n");
|
|
dev_info(&pf->pdev->dev, "dump vsi [seid]\n");
|
|
dev_info(&pf->pdev->dev, "dump reset stats\n");
|
|
dev_info(&pf->pdev->dev, "dump port\n");
|
|
dev_info(&pf->pdev->dev, "dump vf [vf_id]\n");
|
|
dev_info(&pf->pdev->dev,
|
|
"dump debug fwdata <cluster_id> <table_id> <index>\n");
|
|
}
|
|
} else if (strncmp(cmd_buf, "pfr", 3) == 0) {
|
|
dev_info(&pf->pdev->dev, "debugfs: forcing PFR\n");
|
|
i40e_do_reset_safe(pf, BIT(__I40E_PF_RESET_REQUESTED));
|
|
|
|
} else if (strncmp(cmd_buf, "corer", 5) == 0) {
|
|
dev_info(&pf->pdev->dev, "debugfs: forcing CoreR\n");
|
|
i40e_do_reset_safe(pf, BIT(__I40E_CORE_RESET_REQUESTED));
|
|
|
|
} else if (strncmp(cmd_buf, "globr", 5) == 0) {
|
|
dev_info(&pf->pdev->dev, "debugfs: forcing GlobR\n");
|
|
i40e_do_reset_safe(pf, BIT(__I40E_GLOBAL_RESET_REQUESTED));
|
|
|
|
} else if (strncmp(cmd_buf, "empr", 4) == 0) {
|
|
dev_info(&pf->pdev->dev, "debugfs: forcing EMPR\n");
|
|
i40e_do_reset_safe(pf, BIT(__I40E_EMP_RESET_REQUESTED));
|
|
|
|
} else if (strncmp(cmd_buf, "read", 4) == 0) {
|
|
u32 address;
|
|
u32 value;
|
|
|
|
cnt = sscanf(&cmd_buf[4], "%i", &address);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev, "read <reg>\n");
|
|
goto command_write_done;
|
|
}
|
|
|
|
/* check the range on address */
|
|
if (address > (pf->ioremap_len - sizeof(u32))) {
|
|
dev_info(&pf->pdev->dev, "read reg address 0x%08x too large, max=0x%08lx\n",
|
|
address, (unsigned long int)(pf->ioremap_len - sizeof(u32)));
|
|
goto command_write_done;
|
|
}
|
|
|
|
value = rd32(&pf->hw, address);
|
|
dev_info(&pf->pdev->dev, "read: 0x%08x = 0x%08x\n",
|
|
address, value);
|
|
|
|
} else if (strncmp(cmd_buf, "write", 5) == 0) {
|
|
u32 address, value;
|
|
|
|
cnt = sscanf(&cmd_buf[5], "%i %i", &address, &value);
|
|
if (cnt != 2) {
|
|
dev_info(&pf->pdev->dev, "write <reg> <value>\n");
|
|
goto command_write_done;
|
|
}
|
|
|
|
/* check the range on address */
|
|
if (address > (pf->ioremap_len - sizeof(u32))) {
|
|
dev_info(&pf->pdev->dev, "write reg address 0x%08x too large, max=0x%08lx\n",
|
|
address, (unsigned long int)(pf->ioremap_len - sizeof(u32)));
|
|
goto command_write_done;
|
|
}
|
|
wr32(&pf->hw, address, value);
|
|
value = rd32(&pf->hw, address);
|
|
dev_info(&pf->pdev->dev, "write: 0x%08x = 0x%08x\n",
|
|
address, value);
|
|
} else if (strncmp(cmd_buf, "clear_stats", 11) == 0) {
|
|
if (strncmp(&cmd_buf[12], "vsi", 3) == 0) {
|
|
cnt = sscanf(&cmd_buf[15], "%i", &vsi_seid);
|
|
if (cnt == 0) {
|
|
int i;
|
|
|
|
for (i = 0; i < pf->num_alloc_vsi; i++)
|
|
i40e_vsi_reset_stats(pf->vsi[i]);
|
|
dev_info(&pf->pdev->dev, "vsi clear stats called for all vsi's\n");
|
|
} else if (cnt == 1) {
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"clear_stats vsi: bad vsi %d\n",
|
|
vsi_seid);
|
|
goto command_write_done;
|
|
}
|
|
i40e_vsi_reset_stats(vsi);
|
|
dev_info(&pf->pdev->dev,
|
|
"vsi clear stats called for vsi %d\n",
|
|
vsi_seid);
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "clear_stats vsi [seid]\n");
|
|
}
|
|
} else if (strncmp(&cmd_buf[12], "port", 4) == 0) {
|
|
if (pf->hw.partition_id == 1) {
|
|
i40e_pf_reset_stats(pf);
|
|
dev_info(&pf->pdev->dev, "port stats cleared\n");
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "clear port stats not allowed on this port partition\n");
|
|
}
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats port\n");
|
|
}
|
|
} else if (strncmp(cmd_buf, "send aq_cmd", 11) == 0) {
|
|
struct i40e_aq_desc *desc;
|
|
i40e_status ret;
|
|
|
|
desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL);
|
|
if (!desc)
|
|
goto command_write_done;
|
|
cnt = sscanf(&cmd_buf[11],
|
|
"%hi %hi %hi %hi %i %i %i %i %i %i",
|
|
&desc->flags,
|
|
&desc->opcode, &desc->datalen, &desc->retval,
|
|
&desc->cookie_high, &desc->cookie_low,
|
|
&desc->params.internal.param0,
|
|
&desc->params.internal.param1,
|
|
&desc->params.internal.param2,
|
|
&desc->params.internal.param3);
|
|
if (cnt != 10) {
|
|
dev_info(&pf->pdev->dev,
|
|
"send aq_cmd: bad command string, cnt=%d\n",
|
|
cnt);
|
|
kfree(desc);
|
|
desc = NULL;
|
|
goto command_write_done;
|
|
}
|
|
ret = i40e_asq_send_command(&pf->hw, desc, NULL, 0, NULL);
|
|
if (!ret) {
|
|
dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n");
|
|
} else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) {
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ command send failed Opcode %x AQ Error: %d\n",
|
|
desc->opcode, pf->hw.aq.asq_last_status);
|
|
} else {
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ command send failed Opcode %x Status: %d\n",
|
|
desc->opcode, ret);
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
|
|
desc->flags, desc->opcode, desc->datalen, desc->retval,
|
|
desc->cookie_high, desc->cookie_low,
|
|
desc->params.internal.param0,
|
|
desc->params.internal.param1,
|
|
desc->params.internal.param2,
|
|
desc->params.internal.param3);
|
|
kfree(desc);
|
|
desc = NULL;
|
|
} else if (strncmp(cmd_buf, "send indirect aq_cmd", 20) == 0) {
|
|
struct i40e_aq_desc *desc;
|
|
i40e_status ret;
|
|
u16 buffer_len;
|
|
u8 *buff;
|
|
|
|
desc = kzalloc(sizeof(struct i40e_aq_desc), GFP_KERNEL);
|
|
if (!desc)
|
|
goto command_write_done;
|
|
cnt = sscanf(&cmd_buf[20],
|
|
"%hi %hi %hi %hi %i %i %i %i %i %i %hi",
|
|
&desc->flags,
|
|
&desc->opcode, &desc->datalen, &desc->retval,
|
|
&desc->cookie_high, &desc->cookie_low,
|
|
&desc->params.internal.param0,
|
|
&desc->params.internal.param1,
|
|
&desc->params.internal.param2,
|
|
&desc->params.internal.param3,
|
|
&buffer_len);
|
|
if (cnt != 11) {
|
|
dev_info(&pf->pdev->dev,
|
|
"send indirect aq_cmd: bad command string, cnt=%d\n",
|
|
cnt);
|
|
kfree(desc);
|
|
desc = NULL;
|
|
goto command_write_done;
|
|
}
|
|
/* Just stub a buffer big enough in case user messed up */
|
|
if (buffer_len == 0)
|
|
buffer_len = 1280;
|
|
|
|
buff = kzalloc(buffer_len, GFP_KERNEL);
|
|
if (!buff) {
|
|
kfree(desc);
|
|
desc = NULL;
|
|
goto command_write_done;
|
|
}
|
|
desc->flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
|
|
ret = i40e_asq_send_command(&pf->hw, desc, buff,
|
|
buffer_len, NULL);
|
|
if (!ret) {
|
|
dev_info(&pf->pdev->dev, "AQ command sent Status : Success\n");
|
|
} else if (ret == I40E_ERR_ADMIN_QUEUE_ERROR) {
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ command send failed Opcode %x AQ Error: %d\n",
|
|
desc->opcode, pf->hw.aq.asq_last_status);
|
|
} else {
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ command send failed Opcode %x Status: %d\n",
|
|
desc->opcode, ret);
|
|
}
|
|
dev_info(&pf->pdev->dev,
|
|
"AQ desc WB 0x%04x 0x%04x 0x%04x 0x%04x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n",
|
|
desc->flags, desc->opcode, desc->datalen, desc->retval,
|
|
desc->cookie_high, desc->cookie_low,
|
|
desc->params.internal.param0,
|
|
desc->params.internal.param1,
|
|
desc->params.internal.param2,
|
|
desc->params.internal.param3);
|
|
print_hex_dump(KERN_INFO, "AQ buffer WB: ",
|
|
DUMP_PREFIX_OFFSET, 16, 1,
|
|
buff, buffer_len, true);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
kfree(desc);
|
|
desc = NULL;
|
|
} else if (strncmp(cmd_buf, "fd current cnt", 14) == 0) {
|
|
dev_info(&pf->pdev->dev, "FD current total filter count for this interface: %d\n",
|
|
i40e_get_current_fd_count(pf));
|
|
} else if (strncmp(cmd_buf, "lldp", 4) == 0) {
|
|
if (strncmp(&cmd_buf[5], "stop", 4) == 0) {
|
|
int ret;
|
|
|
|
ret = i40e_aq_stop_lldp(&pf->hw, false, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Stop LLDP AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
goto command_write_done;
|
|
}
|
|
ret = i40e_aq_add_rem_control_packet_filter(&pf->hw,
|
|
pf->hw.mac.addr,
|
|
I40E_ETH_P_LLDP, 0,
|
|
pf->vsi[pf->lan_vsi]->seid,
|
|
0, true, NULL, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"%s: Add Control Packet Filter AQ command failed =0x%x\n",
|
|
__func__, pf->hw.aq.asq_last_status);
|
|
goto command_write_done;
|
|
}
|
|
#ifdef CONFIG_I40E_DCB
|
|
pf->dcbx_cap = DCB_CAP_DCBX_HOST |
|
|
DCB_CAP_DCBX_VER_IEEE;
|
|
#endif /* CONFIG_I40E_DCB */
|
|
} else if (strncmp(&cmd_buf[5], "start", 5) == 0) {
|
|
int ret;
|
|
|
|
ret = i40e_aq_add_rem_control_packet_filter(&pf->hw,
|
|
pf->hw.mac.addr,
|
|
I40E_ETH_P_LLDP, 0,
|
|
pf->vsi[pf->lan_vsi]->seid,
|
|
0, false, NULL, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"%s: Remove Control Packet Filter AQ command failed =0x%x\n",
|
|
__func__, pf->hw.aq.asq_last_status);
|
|
/* Continue and start FW LLDP anyways */
|
|
}
|
|
|
|
ret = i40e_aq_start_lldp(&pf->hw, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Start LLDP AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
goto command_write_done;
|
|
}
|
|
#ifdef CONFIG_I40E_DCB
|
|
pf->dcbx_cap = DCB_CAP_DCBX_LLD_MANAGED |
|
|
DCB_CAP_DCBX_VER_IEEE;
|
|
#endif /* CONFIG_I40E_DCB */
|
|
} else if (strncmp(&cmd_buf[5],
|
|
"get local", 9) == 0) {
|
|
u16 llen, rlen;
|
|
int ret;
|
|
u8 *buff;
|
|
|
|
buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL);
|
|
if (!buff)
|
|
goto command_write_done;
|
|
|
|
ret = i40e_aq_get_lldp_mib(&pf->hw, 0,
|
|
I40E_AQ_LLDP_MIB_LOCAL,
|
|
buff, I40E_LLDPDU_SIZE,
|
|
&llen, &rlen, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Get LLDP MIB (local) AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
goto command_write_done;
|
|
}
|
|
dev_info(&pf->pdev->dev, "LLDP MIB (local)\n");
|
|
print_hex_dump(KERN_INFO, "LLDP MIB (local): ",
|
|
DUMP_PREFIX_OFFSET, 16, 1,
|
|
buff, I40E_LLDPDU_SIZE, true);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
} else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) {
|
|
u16 llen, rlen;
|
|
int ret;
|
|
u8 *buff;
|
|
|
|
buff = kzalloc(I40E_LLDPDU_SIZE, GFP_KERNEL);
|
|
if (!buff)
|
|
goto command_write_done;
|
|
|
|
ret = i40e_aq_get_lldp_mib(&pf->hw,
|
|
I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE,
|
|
I40E_AQ_LLDP_MIB_REMOTE,
|
|
buff, I40E_LLDPDU_SIZE,
|
|
&llen, &rlen, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Get LLDP MIB (remote) AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
goto command_write_done;
|
|
}
|
|
dev_info(&pf->pdev->dev, "LLDP MIB (remote)\n");
|
|
print_hex_dump(KERN_INFO, "LLDP MIB (remote): ",
|
|
DUMP_PREFIX_OFFSET, 16, 1,
|
|
buff, I40E_LLDPDU_SIZE, true);
|
|
kfree(buff);
|
|
buff = NULL;
|
|
} else if (strncmp(&cmd_buf[5], "event on", 8) == 0) {
|
|
int ret;
|
|
|
|
ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw,
|
|
true, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Config LLDP MIB Change Event (on) AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
goto command_write_done;
|
|
}
|
|
} else if (strncmp(&cmd_buf[5], "event off", 9) == 0) {
|
|
int ret;
|
|
|
|
ret = i40e_aq_cfg_lldp_mib_change_event(&pf->hw,
|
|
false, NULL);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Config LLDP MIB Change Event (off) AQ command failed =0x%x\n",
|
|
pf->hw.aq.asq_last_status);
|
|
goto command_write_done;
|
|
}
|
|
}
|
|
} else if (strncmp(cmd_buf, "nvm read", 8) == 0) {
|
|
u16 buffer_len, bytes;
|
|
u16 module;
|
|
u32 offset;
|
|
u16 *buff;
|
|
int ret;
|
|
|
|
cnt = sscanf(&cmd_buf[8], "%hx %x %hx",
|
|
&module, &offset, &buffer_len);
|
|
if (cnt == 0) {
|
|
module = 0;
|
|
offset = 0;
|
|
buffer_len = 0;
|
|
} else if (cnt == 1) {
|
|
offset = 0;
|
|
buffer_len = 0;
|
|
} else if (cnt == 2) {
|
|
buffer_len = 0;
|
|
} else if (cnt > 3) {
|
|
dev_info(&pf->pdev->dev,
|
|
"nvm read: bad command string, cnt=%d\n", cnt);
|
|
goto command_write_done;
|
|
}
|
|
|
|
/* set the max length */
|
|
buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2);
|
|
|
|
bytes = 2 * buffer_len;
|
|
|
|
/* read at least 1k bytes, no more than 4kB */
|
|
bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE);
|
|
buff = kzalloc(bytes, GFP_KERNEL);
|
|
if (!buff)
|
|
goto command_write_done;
|
|
|
|
ret = i40e_acquire_nvm(&pf->hw, I40E_RESOURCE_READ);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Failed Acquiring NVM resource for read err=%d status=0x%x\n",
|
|
ret, pf->hw.aq.asq_last_status);
|
|
kfree(buff);
|
|
goto command_write_done;
|
|
}
|
|
|
|
ret = i40e_aq_read_nvm(&pf->hw, module, (2 * offset),
|
|
bytes, (u8 *)buff, true, NULL);
|
|
i40e_release_nvm(&pf->hw);
|
|
if (ret) {
|
|
dev_info(&pf->pdev->dev,
|
|
"Read NVM AQ failed err=%d status=0x%x\n",
|
|
ret, pf->hw.aq.asq_last_status);
|
|
} else {
|
|
dev_info(&pf->pdev->dev,
|
|
"Read NVM module=0x%x offset=0x%x words=%d\n",
|
|
module, offset, buffer_len);
|
|
if (bytes)
|
|
print_hex_dump(KERN_INFO, "NVM Dump: ",
|
|
DUMP_PREFIX_OFFSET, 16, 2,
|
|
buff, bytes, true);
|
|
}
|
|
kfree(buff);
|
|
buff = NULL;
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "unknown command '%s'\n", cmd_buf);
|
|
dev_info(&pf->pdev->dev, "available commands\n");
|
|
dev_info(&pf->pdev->dev, " add vsi [relay_seid]\n");
|
|
dev_info(&pf->pdev->dev, " del vsi [vsi_seid]\n");
|
|
dev_info(&pf->pdev->dev, " add relay <uplink_seid> <vsi_seid>\n");
|
|
dev_info(&pf->pdev->dev, " del relay <relay_seid>\n");
|
|
dev_info(&pf->pdev->dev, " add pvid <vsi_seid> <vid>\n");
|
|
dev_info(&pf->pdev->dev, " del pvid <vsi_seid>\n");
|
|
dev_info(&pf->pdev->dev, " dump switch\n");
|
|
dev_info(&pf->pdev->dev, " dump vsi [seid]\n");
|
|
dev_info(&pf->pdev->dev, " dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n");
|
|
dev_info(&pf->pdev->dev, " dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n");
|
|
dev_info(&pf->pdev->dev, " dump desc aq\n");
|
|
dev_info(&pf->pdev->dev, " dump reset stats\n");
|
|
dev_info(&pf->pdev->dev, " dump debug fwdata <cluster_id> <table_id> <index>\n");
|
|
dev_info(&pf->pdev->dev, " read <reg>\n");
|
|
dev_info(&pf->pdev->dev, " write <reg> <value>\n");
|
|
dev_info(&pf->pdev->dev, " clear_stats vsi [seid]\n");
|
|
dev_info(&pf->pdev->dev, " clear_stats port\n");
|
|
dev_info(&pf->pdev->dev, " pfr\n");
|
|
dev_info(&pf->pdev->dev, " corer\n");
|
|
dev_info(&pf->pdev->dev, " globr\n");
|
|
dev_info(&pf->pdev->dev, " send aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3>\n");
|
|
dev_info(&pf->pdev->dev, " send indirect aq_cmd <flags> <opcode> <datalen> <retval> <cookie_h> <cookie_l> <param0> <param1> <param2> <param3> <buffer_len>\n");
|
|
dev_info(&pf->pdev->dev, " fd current cnt");
|
|
dev_info(&pf->pdev->dev, " lldp start\n");
|
|
dev_info(&pf->pdev->dev, " lldp stop\n");
|
|
dev_info(&pf->pdev->dev, " lldp get local\n");
|
|
dev_info(&pf->pdev->dev, " lldp get remote\n");
|
|
dev_info(&pf->pdev->dev, " lldp event on\n");
|
|
dev_info(&pf->pdev->dev, " lldp event off\n");
|
|
dev_info(&pf->pdev->dev, " nvm read [module] [word_offset] [word_count]\n");
|
|
}
|
|
|
|
command_write_done:
|
|
kfree(cmd_buf);
|
|
cmd_buf = NULL;
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations i40e_dbg_command_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = simple_open,
|
|
.read = i40e_dbg_command_read,
|
|
.write = i40e_dbg_command_write,
|
|
};
|
|
|
|
/**************************************************************
|
|
* netdev_ops
|
|
* The netdev_ops entry in debugfs is for giving the driver commands
|
|
* to be executed from the netdev operations.
|
|
**************************************************************/
|
|
static char i40e_dbg_netdev_ops_buf[256] = "";
|
|
|
|
/**
|
|
* i40e_dbg_netdev_ops - read for netdev_ops datum
|
|
* @filp: the opened file
|
|
* @buffer: where to write the data for the user to read
|
|
* @count: the size of the user's buffer
|
|
* @ppos: file position offset
|
|
**/
|
|
static ssize_t i40e_dbg_netdev_ops_read(struct file *filp, char __user *buffer,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct i40e_pf *pf = filp->private_data;
|
|
int bytes_not_copied;
|
|
int buf_size = 256;
|
|
char *buf;
|
|
int len;
|
|
|
|
/* don't allow partal reads */
|
|
if (*ppos != 0)
|
|
return 0;
|
|
if (count < buf_size)
|
|
return -ENOSPC;
|
|
|
|
buf = kzalloc(buf_size, GFP_KERNEL);
|
|
if (!buf)
|
|
return -ENOSPC;
|
|
|
|
len = snprintf(buf, buf_size, "%s: %s\n",
|
|
pf->vsi[pf->lan_vsi]->netdev->name,
|
|
i40e_dbg_netdev_ops_buf);
|
|
|
|
bytes_not_copied = copy_to_user(buffer, buf, len);
|
|
kfree(buf);
|
|
|
|
if (bytes_not_copied)
|
|
return -EFAULT;
|
|
|
|
*ppos = len;
|
|
return len;
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_netdev_ops_write - write into netdev_ops datum
|
|
* @filp: the opened file
|
|
* @buffer: where to find the user's data
|
|
* @count: the length of the user's data
|
|
* @ppos: file position offset
|
|
**/
|
|
static ssize_t i40e_dbg_netdev_ops_write(struct file *filp,
|
|
const char __user *buffer,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct i40e_pf *pf = filp->private_data;
|
|
int bytes_not_copied;
|
|
struct i40e_vsi *vsi;
|
|
char *buf_tmp;
|
|
int vsi_seid;
|
|
int i, cnt;
|
|
|
|
/* don't allow partial writes */
|
|
if (*ppos != 0)
|
|
return 0;
|
|
if (count >= sizeof(i40e_dbg_netdev_ops_buf))
|
|
return -ENOSPC;
|
|
|
|
memset(i40e_dbg_netdev_ops_buf, 0, sizeof(i40e_dbg_netdev_ops_buf));
|
|
bytes_not_copied = copy_from_user(i40e_dbg_netdev_ops_buf,
|
|
buffer, count);
|
|
if (bytes_not_copied)
|
|
return -EFAULT;
|
|
i40e_dbg_netdev_ops_buf[count] = '\0';
|
|
|
|
buf_tmp = strchr(i40e_dbg_netdev_ops_buf, '\n');
|
|
if (buf_tmp) {
|
|
*buf_tmp = '\0';
|
|
count = buf_tmp - i40e_dbg_netdev_ops_buf + 1;
|
|
}
|
|
|
|
if (strncmp(i40e_dbg_netdev_ops_buf, "tx_timeout", 10) == 0) {
|
|
cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev, "tx_timeout <vsi_seid>\n");
|
|
goto netdev_ops_write_done;
|
|
}
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"tx_timeout: VSI %d not found\n", vsi_seid);
|
|
} else if (!vsi->netdev) {
|
|
dev_info(&pf->pdev->dev, "tx_timeout: no netdev for VSI %d\n",
|
|
vsi_seid);
|
|
} else if (test_bit(__I40E_VSI_DOWN, vsi->state)) {
|
|
dev_info(&pf->pdev->dev, "tx_timeout: VSI %d not UP\n",
|
|
vsi_seid);
|
|
} else if (rtnl_trylock()) {
|
|
vsi->netdev->netdev_ops->ndo_tx_timeout(vsi->netdev);
|
|
rtnl_unlock();
|
|
dev_info(&pf->pdev->dev, "tx_timeout called\n");
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
|
|
}
|
|
} else if (strncmp(i40e_dbg_netdev_ops_buf, "change_mtu", 10) == 0) {
|
|
int mtu;
|
|
|
|
cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i %i",
|
|
&vsi_seid, &mtu);
|
|
if (cnt != 2) {
|
|
dev_info(&pf->pdev->dev, "change_mtu <vsi_seid> <mtu>\n");
|
|
goto netdev_ops_write_done;
|
|
}
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"change_mtu: VSI %d not found\n", vsi_seid);
|
|
} else if (!vsi->netdev) {
|
|
dev_info(&pf->pdev->dev, "change_mtu: no netdev for VSI %d\n",
|
|
vsi_seid);
|
|
} else if (rtnl_trylock()) {
|
|
vsi->netdev->netdev_ops->ndo_change_mtu(vsi->netdev,
|
|
mtu);
|
|
rtnl_unlock();
|
|
dev_info(&pf->pdev->dev, "change_mtu called\n");
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
|
|
}
|
|
|
|
} else if (strncmp(i40e_dbg_netdev_ops_buf, "set_rx_mode", 11) == 0) {
|
|
cnt = sscanf(&i40e_dbg_netdev_ops_buf[11], "%i", &vsi_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev, "set_rx_mode <vsi_seid>\n");
|
|
goto netdev_ops_write_done;
|
|
}
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev,
|
|
"set_rx_mode: VSI %d not found\n", vsi_seid);
|
|
} else if (!vsi->netdev) {
|
|
dev_info(&pf->pdev->dev, "set_rx_mode: no netdev for VSI %d\n",
|
|
vsi_seid);
|
|
} else if (rtnl_trylock()) {
|
|
vsi->netdev->netdev_ops->ndo_set_rx_mode(vsi->netdev);
|
|
rtnl_unlock();
|
|
dev_info(&pf->pdev->dev, "set_rx_mode called\n");
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "Could not acquire RTNL - please try again\n");
|
|
}
|
|
|
|
} else if (strncmp(i40e_dbg_netdev_ops_buf, "napi", 4) == 0) {
|
|
cnt = sscanf(&i40e_dbg_netdev_ops_buf[4], "%i", &vsi_seid);
|
|
if (cnt != 1) {
|
|
dev_info(&pf->pdev->dev, "napi <vsi_seid>\n");
|
|
goto netdev_ops_write_done;
|
|
}
|
|
vsi = i40e_dbg_find_vsi(pf, vsi_seid);
|
|
if (!vsi) {
|
|
dev_info(&pf->pdev->dev, "napi: VSI %d not found\n",
|
|
vsi_seid);
|
|
} else if (!vsi->netdev) {
|
|
dev_info(&pf->pdev->dev, "napi: no netdev for VSI %d\n",
|
|
vsi_seid);
|
|
} else {
|
|
for (i = 0; i < vsi->num_q_vectors; i++)
|
|
napi_schedule(&vsi->q_vectors[i]->napi);
|
|
dev_info(&pf->pdev->dev, "napi called\n");
|
|
}
|
|
} else {
|
|
dev_info(&pf->pdev->dev, "unknown command '%s'\n",
|
|
i40e_dbg_netdev_ops_buf);
|
|
dev_info(&pf->pdev->dev, "available commands\n");
|
|
dev_info(&pf->pdev->dev, " tx_timeout <vsi_seid>\n");
|
|
dev_info(&pf->pdev->dev, " change_mtu <vsi_seid> <mtu>\n");
|
|
dev_info(&pf->pdev->dev, " set_rx_mode <vsi_seid>\n");
|
|
dev_info(&pf->pdev->dev, " napi <vsi_seid>\n");
|
|
}
|
|
netdev_ops_write_done:
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations i40e_dbg_netdev_ops_fops = {
|
|
.owner = THIS_MODULE,
|
|
.open = simple_open,
|
|
.read = i40e_dbg_netdev_ops_read,
|
|
.write = i40e_dbg_netdev_ops_write,
|
|
};
|
|
|
|
/**
|
|
* i40e_dbg_pf_init - setup the debugfs directory for the PF
|
|
* @pf: the PF that is starting up
|
|
**/
|
|
void i40e_dbg_pf_init(struct i40e_pf *pf)
|
|
{
|
|
struct dentry *pfile;
|
|
const char *name = pci_name(pf->pdev);
|
|
const struct device *dev = &pf->pdev->dev;
|
|
|
|
pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root);
|
|
if (!pf->i40e_dbg_pf)
|
|
return;
|
|
|
|
pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, pf,
|
|
&i40e_dbg_command_fops);
|
|
if (!pfile)
|
|
goto create_failed;
|
|
|
|
pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, pf,
|
|
&i40e_dbg_netdev_ops_fops);
|
|
if (!pfile)
|
|
goto create_failed;
|
|
|
|
return;
|
|
|
|
create_failed:
|
|
dev_info(dev, "debugfs dir/file for %s failed\n", name);
|
|
debugfs_remove_recursive(pf->i40e_dbg_pf);
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_pf_exit - clear out the PF's debugfs entries
|
|
* @pf: the PF that is stopping
|
|
**/
|
|
void i40e_dbg_pf_exit(struct i40e_pf *pf)
|
|
{
|
|
debugfs_remove_recursive(pf->i40e_dbg_pf);
|
|
pf->i40e_dbg_pf = NULL;
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_init - start up debugfs for the driver
|
|
**/
|
|
void i40e_dbg_init(void)
|
|
{
|
|
i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL);
|
|
if (!i40e_dbg_root)
|
|
pr_info("init of debugfs failed\n");
|
|
}
|
|
|
|
/**
|
|
* i40e_dbg_exit - clean out the driver's debugfs entries
|
|
**/
|
|
void i40e_dbg_exit(void)
|
|
{
|
|
debugfs_remove_recursive(i40e_dbg_root);
|
|
i40e_dbg_root = NULL;
|
|
}
|
|
|
|
#endif /* CONFIG_DEBUG_FS */
|