| /******************************************************************************* |
| * |
| * Intel Ethernet Controller XL710 Family Linux Driver |
| * Copyright(c) 2013 - 2016 Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * The full GNU General Public License is included in this distribution in |
| * the file called "COPYING". |
| * |
| * Contact Information: |
| * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| ******************************************************************************/ |
| |
| #ifdef CONFIG_DEBUG_FS |
| |
| #include <linux/fs.h> |
| #include <linux/debugfs.h> |
| |
| #include "i40e.h" |
| |
| static struct dentry *i40e_dbg_root; |
| |
| /** |
| * i40e_dbg_find_vsi - searches for the vsi with the given seid |
| * @pf - the PF structure to search for the vsi |
| * @seid - seid of the vsi it is searching for |
| **/ |
| static struct i40e_vsi *i40e_dbg_find_vsi(struct i40e_pf *pf, int seid) |
| { |
| int i; |
| |
| if (seid < 0) |
| dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); |
| else |
| for (i = 0; i < pf->num_alloc_vsi; i++) |
| if (pf->vsi[i] && (pf->vsi[i]->seid == seid)) |
| return pf->vsi[i]; |
| |
| return NULL; |
| } |
| |
| /** |
| * i40e_dbg_find_veb - searches for the veb with the given seid |
| * @pf - the PF structure to search for the veb |
| * @seid - seid of the veb it is searching for |
| **/ |
| static struct i40e_veb *i40e_dbg_find_veb(struct i40e_pf *pf, int seid) |
| { |
| int i; |
| |
| for (i = 0; i < I40E_MAX_VEB; i++) |
| if (pf->veb[i] && pf->veb[i]->seid == seid) |
| return pf->veb[i]; |
| return NULL; |
| } |
| |
| /************************************************************** |
| * command |
| * The command entry in debugfs is for giving the driver commands |
| * to be executed - these may be for changing the internal switch |
| * setup, adding or removing filters, or other things. Many of |
| * these will be useful for some forms of unit testing. |
| **************************************************************/ |
| static char i40e_dbg_command_buf[256] = ""; |
| |
| /** |
| * i40e_dbg_command_read - read for command 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_command_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 partial 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_command_buf); |
| |
| bytes_not_copied = copy_to_user(buffer, buf, len); |
| kfree(buf); |
| |
| if (bytes_not_copied) |
| return -EFAULT; |
| |
| *ppos = len; |
| return len; |
| } |
| |
| static char *i40e_filter_state_string[] = { |
| "INVALID", |
| "NEW", |
| "ACTIVE", |
| "FAILED", |
| "REMOVE", |
| }; |
| |
| /** |
| * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into command datum |
| * @pf: the i40e_pf created in command write |
| * @seid: the seid the user put in |
| **/ |
| static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) |
| { |
| struct rtnl_link_stats64 *nstat; |
| struct i40e_mac_filter *f; |
| struct i40e_vsi *vsi; |
| int i; |
| |
| vsi = i40e_dbg_find_vsi(pf, seid); |
| if (!vsi) { |
| dev_info(&pf->pdev->dev, |
| "dump %d: seid not found\n", seid); |
| return; |
| } |
| dev_info(&pf->pdev->dev, "vsi seid %d\n", seid); |
| if (vsi->netdev) { |
| struct net_device *nd = vsi->netdev; |
| |
| dev_info(&pf->pdev->dev, " netdev: name = %s, state = %lu, flags = 0x%08x\n", |
| nd->name, nd->state, nd->flags); |
| dev_info(&pf->pdev->dev, " features = 0x%08lx\n", |
| (unsigned long int)nd->features); |
| dev_info(&pf->pdev->dev, " hw_features = 0x%08lx\n", |
| (unsigned long int)nd->hw_features); |
| dev_info(&pf->pdev->dev, " vlan_features = 0x%08lx\n", |
| (unsigned long int)nd->vlan_features); |
| } |
| dev_info(&pf->pdev->dev, |
| " vlgrp: & = %p\n", vsi->active_vlans); |
| dev_info(&pf->pdev->dev, |
| " state = %li flags = 0x%08lx, netdev_registered = %i, current_netdev_flags = 0x%04x\n", |
| vsi->state, vsi->flags, |
| vsi->netdev_registered, vsi->current_netdev_flags); |
| if (vsi == pf->vsi[pf->lan_vsi]) |
| dev_info(&pf->pdev->dev, " MAC address: %pM SAN MAC: %pM Port MAC: %pM\n", |
| pf->hw.mac.addr, |
| pf->hw.mac.san_addr, |
| pf->hw.mac.port_addr); |
| list_for_each_entry(f, &vsi->mac_filter_list, list) { |
| dev_info(&pf->pdev->dev, |
| " mac_filter_list: %pM vid=%d, is_netdev=%d is_vf=%d counter=%d, state %s\n", |
| f->macaddr, f->vlan, f->is_netdev, f->is_vf, |
| f->counter, i40e_filter_state_string[f->state]); |
| } |
| dev_info(&pf->pdev->dev, " active_filters %d, promisc_threshold %d, overflow promisc %s\n", |
| vsi->active_filters, vsi->promisc_threshold, |
| (test_bit(__I40E_FILTER_OVERFLOW_PROMISC, &vsi->state) ? |
| "ON" : "OFF")); |
| nstat = i40e_get_vsi_stats_struct(vsi); |
| dev_info(&pf->pdev->dev, |
| " net_stats: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", |
| (unsigned long int)nstat->rx_packets, |
| (unsigned long int)nstat->rx_bytes, |
| (unsigned long int)nstat->rx_errors, |
| (unsigned long int)nstat->rx_dropped); |
| dev_info(&pf->pdev->dev, |
| " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", |
| (unsigned long int)nstat->tx_packets, |
| (unsigned long int)nstat->tx_bytes, |
| (unsigned long int)nstat->tx_errors, |
| (unsigned long int)nstat->tx_dropped); |
| dev_info(&pf->pdev->dev, |
| " net_stats: multicast = %lu, collisions = %lu\n", |
| (unsigned long int)nstat->multicast, |
| (unsigned long int)nstat->collisions); |
| dev_info(&pf->pdev->dev, |
| " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", |
| (unsigned long int)nstat->rx_length_errors, |
| (unsigned long int)nstat->rx_over_errors, |
| (unsigned long int)nstat->rx_crc_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", |
| (unsigned long int)nstat->rx_frame_errors, |
| (unsigned long int)nstat->rx_fifo_errors, |
| (unsigned long int)nstat->rx_missed_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", |
| (unsigned long int)nstat->tx_aborted_errors, |
| (unsigned long int)nstat->tx_carrier_errors, |
| (unsigned long int)nstat->tx_fifo_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", |
| (unsigned long int)nstat->tx_heartbeat_errors, |
| (unsigned long int)nstat->tx_window_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", |
| (unsigned long int)nstat->rx_compressed, |
| (unsigned long int)nstat->tx_compressed); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: rx_packets = %lu, rx_bytes = %lu, rx_errors = %lu, rx_dropped = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.rx_packets, |
| (unsigned long int)vsi->net_stats_offsets.rx_bytes, |
| (unsigned long int)vsi->net_stats_offsets.rx_errors, |
| (unsigned long int)vsi->net_stats_offsets.rx_dropped); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.tx_packets, |
| (unsigned long int)vsi->net_stats_offsets.tx_bytes, |
| (unsigned long int)vsi->net_stats_offsets.tx_errors, |
| (unsigned long int)vsi->net_stats_offsets.tx_dropped); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: multicast = %lu, collisions = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.multicast, |
| (unsigned long int)vsi->net_stats_offsets.collisions); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.rx_length_errors, |
| (unsigned long int)vsi->net_stats_offsets.rx_over_errors, |
| (unsigned long int)vsi->net_stats_offsets.rx_crc_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: rx_frame_errors = %lu, rx_fifo_errors = %lu, rx_missed_errors = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.rx_frame_errors, |
| (unsigned long int)vsi->net_stats_offsets.rx_fifo_errors, |
| (unsigned long int)vsi->net_stats_offsets.rx_missed_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: tx_aborted_errors = %lu, tx_carrier_errors = %lu, tx_fifo_errors = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.tx_aborted_errors, |
| (unsigned long int)vsi->net_stats_offsets.tx_carrier_errors, |
| (unsigned long int)vsi->net_stats_offsets.tx_fifo_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.tx_heartbeat_errors, |
| (unsigned long int)vsi->net_stats_offsets.tx_window_errors); |
| dev_info(&pf->pdev->dev, |
| " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", |
| (unsigned long int)vsi->net_stats_offsets.rx_compressed, |
| (unsigned long int)vsi->net_stats_offsets.tx_compressed); |
| dev_info(&pf->pdev->dev, |
| " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", |
| vsi->tx_restart, vsi->tx_busy, |
| vsi->rx_buf_failed, vsi->rx_page_failed); |
| rcu_read_lock(); |
| for (i = 0; i < vsi->num_queue_pairs; i++) { |
| struct i40e_ring *rx_ring = ACCESS_ONCE(vsi->rx_rings[i]); |
| |
| if (!rx_ring) |
| continue; |
| |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: desc = %p\n", |
| i, rx_ring->desc); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n", |
| i, rx_ring->dev, |
| rx_ring->netdev, |
| rx_ring->rx_bi); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", |
| i, rx_ring->state, |
| rx_ring->queue_index, |
| rx_ring->reg_idx); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: rx_buf_len = %d\n", |
| i, rx_ring->rx_buf_len); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
| i, |
| rx_ring->next_to_use, |
| rx_ring->next_to_clean, |
| rx_ring->ring_active); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", |
| i, rx_ring->stats.packets, |
| rx_ring->stats.bytes, |
| rx_ring->rx_stats.non_eop_descs); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: rx_stats: alloc_page_failed = %lld, alloc_buff_failed = %lld\n", |
| i, |
| rx_ring->rx_stats.alloc_page_failed, |
| rx_ring->rx_stats.alloc_buff_failed); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: rx_stats: realloc_count = %lld, page_reuse_count = %lld\n", |
| i, |
| rx_ring->rx_stats.realloc_count, |
| rx_ring->rx_stats.page_reuse_count); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: size = %i, dma = 0x%08lx\n", |
| i, rx_ring->size, |
| (unsigned long int)rx_ring->dma); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: vsi = %p, q_vector = %p\n", |
| i, rx_ring->vsi, |
| rx_ring->q_vector); |
| dev_info(&pf->pdev->dev, |
| " rx_rings[%i]: rx_itr_setting = %d (%s)\n", |
| i, rx_ring->rx_itr_setting, |
| ITR_IS_DYNAMIC(rx_ring->rx_itr_setting) ? "dynamic" : "fixed"); |
| } |
| for (i = 0; i < vsi->num_queue_pairs; i++) { |
| struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[i]); |
| |
| if (!tx_ring) |
| continue; |
| |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: desc = %p\n", |
| i, tx_ring->desc); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n", |
| i, tx_ring->dev, |
| tx_ring->netdev, |
| tx_ring->tx_bi); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", |
| i, tx_ring->state, |
| tx_ring->queue_index, |
| tx_ring->reg_idx); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: next_to_use = %d, next_to_clean = %d, ring_active = %i\n", |
| i, |
| tx_ring->next_to_use, |
| tx_ring->next_to_clean, |
| tx_ring->ring_active); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", |
| i, tx_ring->stats.packets, |
| tx_ring->stats.bytes, |
| tx_ring->tx_stats.restart_queue); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: tx_stats: tx_busy = %lld, tx_done_old = %lld\n", |
| i, |
| tx_ring->tx_stats.tx_busy, |
| tx_ring->tx_stats.tx_done_old); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: size = %i, dma = 0x%08lx\n", |
| i, tx_ring->size, |
| (unsigned long int)tx_ring->dma); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: vsi = %p, q_vector = %p\n", |
| i, tx_ring->vsi, |
| tx_ring->q_vector); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: DCB tc = %d\n", |
| i, tx_ring->dcb_tc); |
| dev_info(&pf->pdev->dev, |
| " tx_rings[%i]: tx_itr_setting = %d (%s)\n", |
| i, tx_ring->tx_itr_setting, |
| ITR_IS_DYNAMIC(tx_ring->tx_itr_setting) ? "dynamic" : "fixed"); |
| } |
| rcu_read_unlock(); |
| dev_info(&pf->pdev->dev, |
| " work_limit = %d\n", |
| vsi->work_limit); |
| dev_info(&pf->pdev->dev, |
| " max_frame = %d, rx_buf_len = %d dtype = %d\n", |
| vsi->max_frame, vsi->rx_buf_len, 0); |
| dev_info(&pf->pdev->dev, |
| " num_q_vectors = %i, base_vector = %i\n", |
| vsi->num_q_vectors, vsi->base_vector); |
| dev_info(&pf->pdev->dev, |
| " seid = %d, id = %d, uplink_seid = %d\n", |
| vsi->seid, vsi->id, vsi->uplink_seid); |
| dev_info(&pf->pdev->dev, |
| " base_queue = %d, num_queue_pairs = %d, num_desc = %d\n", |
| vsi->base_queue, vsi->num_queue_pairs, vsi->num_desc); |
| dev_info(&pf->pdev->dev, " type = %i\n", vsi->type); |
| dev_info(&pf->pdev->dev, |
| " info: valid_sections = 0x%04x, switch_id = 0x%04x\n", |
| vsi->info.valid_sections, vsi->info.switch_id); |
| dev_info(&pf->pdev->dev, |
| " info: sw_reserved[] = 0x%02x 0x%02x\n", |
| vsi->info.sw_reserved[0], vsi->info.sw_reserved[1]); |
| dev_info(&pf->pdev->dev, |
| " info: sec_flags = 0x%02x, sec_reserved = 0x%02x\n", |
| vsi->info.sec_flags, vsi->info.sec_reserved); |
| dev_info(&pf->pdev->dev, |
| " info: pvid = 0x%04x, fcoe_pvid = 0x%04x, port_vlan_flags = 0x%02x\n", |
| vsi->info.pvid, vsi->info.fcoe_pvid, |
| vsi->info.port_vlan_flags); |
| dev_info(&pf->pdev->dev, |
| " info: pvlan_reserved[] = 0x%02x 0x%02x 0x%02x\n", |
| vsi->info.pvlan_reserved[0], vsi->info.pvlan_reserved[1], |
| vsi->info.pvlan_reserved[2]); |
| dev_info(&pf->pdev->dev, |
| " info: ingress_table = 0x%08x, egress_table = 0x%08x\n", |
| vsi->info.ingress_table, vsi->info.egress_table); |
| dev_info(&pf->pdev->dev, |
| " info: cas_pv_stag = 0x%04x, cas_pv_flags= 0x%02x, cas_pv_reserved = 0x%02x\n", |
| vsi->info.cas_pv_tag, vsi->info.cas_pv_flags, |
| vsi->info.cas_pv_reserved); |
| dev_info(&pf->pdev->dev, |
| " info: queue_mapping[0..7 ] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", |
| vsi->info.queue_mapping[0], vsi->info.queue_mapping[1], |
| vsi->info.queue_mapping[2], vsi->info.queue_mapping[3], |
| vsi->info.queue_mapping[4], vsi->info.queue_mapping[5], |
| vsi->info.queue_mapping[6], vsi->info.queue_mapping[7]); |
| dev_info(&pf->pdev->dev, |
| " info: queue_mapping[8..15] = 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x 0x%04x\n", |
| vsi->info.queue_mapping[8], vsi->info.queue_mapping[9], |
| 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]); |
| if (vsi->back) |
| dev_info(&pf->pdev->dev, " PF = %p\n", vsi->back); |
| 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]); |
| } |
| #ifdef I40E_FCOE |
| if (vsi->type == I40E_VSI_FCOE) { |
| dev_info(&pf->pdev->dev, |
| " fcoe_stats: rx_packets = %llu, rx_dwords = %llu, rx_dropped = %llu\n", |
| vsi->fcoe_stats.rx_fcoe_packets, |
| vsi->fcoe_stats.rx_fcoe_dwords, |
| vsi->fcoe_stats.rx_fcoe_dropped); |
| dev_info(&pf->pdev->dev, |
| " fcoe_stats: tx_packets = %llu, tx_dwords = %llu\n", |
| vsi->fcoe_stats.tx_fcoe_packets, |
| vsi->fcoe_stats.tx_fcoe_dwords); |
| dev_info(&pf->pdev->dev, |
| " fcoe_stats: bad_crc = %llu, last_error = %llu\n", |
| vsi->fcoe_stats.fcoe_bad_fccrc, |
| vsi->fcoe_stats.fcoe_last_error); |
| dev_info(&pf->pdev->dev, " fcoe_stats: ddp_count = %llu\n", |
| vsi->fcoe_stats.fcoe_ddp_count); |
| } |
| #endif |
| } |
| |
| /** |
| * 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); |
| } |
| } |
| |
| #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 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, |
| BIT_ULL(__I40E_PF_RESET_REQUESTED)); |
| } |
| |
| 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 macaddr", 11) == 0) { |
| struct i40e_mac_filter *f; |
| int vlan = 0; |
| u8 ma[6]; |
| int ret; |
| |
| cnt = sscanf(&cmd_buf[11], |
| "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", |
| &vsi_seid, |
| &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], |
| &vlan); |
| if (cnt == 7) { |
| vlan = 0; |
| } else if (cnt != 8) { |
| dev_info(&pf->pdev->dev, |
| "add macaddr: 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 macaddr: VSI %d not found\n", vsi_seid); |
| goto command_write_done; |
| } |
| |
| spin_lock_bh(&vsi->mac_filter_list_lock); |
| f = i40e_add_filter(vsi, ma, vlan, false, false); |
| spin_unlock_bh(&vsi->mac_filter_list_lock); |
| ret = i40e_sync_vsi_filters(vsi); |
| if (f && !ret) |
| dev_info(&pf->pdev->dev, |
| "add macaddr: %pM vlan=%d added to VSI %d\n", |
| ma, vlan, vsi_seid); |
| else |
| dev_info(&pf->pdev->dev, |
| "add macaddr: %pM vlan=%d to VSI %d failed, f=%p ret=%d\n", |
| ma, vlan, vsi_seid, f, ret); |
| |
| } else if (strncmp(cmd_buf, "del macaddr", 11) == 0) { |
| int vlan = 0; |
| u8 ma[6]; |
| int ret; |
| |
| cnt = sscanf(&cmd_buf[11], |
| "%i %hhx:%hhx:%hhx:%hhx:%hhx:%hhx %i", |
| &vsi_seid, |
| &ma[0], &ma[1], &ma[2], &ma[3], &ma[4], &ma[5], |
| &vlan); |
| if (cnt == 7) { |
| vlan = 0; |
| } else if (cnt != 8) { |
| dev_info(&pf->pdev->dev, |
| "del macaddr: 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 macaddr: VSI %d not found\n", vsi_seid); |
| goto command_write_done; |
| } |
| |
| spin_lock_bh(&vsi->mac_filter_list_lock); |
| i40e_del_filter(vsi, ma, vlan, false, false); |
| spin_unlock_bh(&vsi->mac_filter_list_lock); |
| ret = i40e_sync_vsi_filters(vsi); |
| if (!ret) |
| dev_info(&pf->pdev->dev, |
| "del macaddr: %pM vlan=%d removed from VSI %d\n", |
| ma, vlan, vsi_seid); |
| else |
| dev_info(&pf->pdev->dev, |
| "del macaddr: %pM vlan=%d from VSI %d failed, ret=%d\n", |
| ma, vlan, vsi_seid, ret); |
| |
| } 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], "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; |
| u32 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 = |
| 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 debug fwdata <cluster_id> <table_id> <index>\n"); |
| } |
| |
| } else if (strncmp(cmd_buf, "msg_enable", 10) == 0) { |
| u32 level; |
| cnt = sscanf(&cmd_buf[10], "%i", &level); |
| if (cnt) { |
| if (I40E_DEBUG_USER & level) { |
| pf->hw.debug_mask = level; |
| dev_info(&pf->pdev->dev, |
| "set hw.debug_mask = 0x%08x\n", |
| pf->hw.debug_mask); |
| } |
| pf->msg_enable = level; |
| dev_info(&pf->pdev->dev, "set msg_enable = 0x%08x\n", |
| pf->msg_enable); |
| } else { |
| dev_info(&pf->pdev->dev, "msg_enable = 0x%08x\n", |
| pf->msg_enable); |
| } |
| } 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, "add fd_filter", 13) == 0) || |
| (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) { |
| struct i40e_fdir_filter fd_data; |
| u16 packet_len, i, j = 0; |
| char *asc_packet; |
| u8 *raw_packet; |
| bool add = false; |
| int ret; |
| |
| if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED)) |
| goto command_write_done; |
| |
| if (strncmp(cmd_buf, "add", 3) == 0) |
| add = true; |
| |
| if (add && (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)) |
| goto command_write_done; |
| |
| asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE, |
| GFP_KERNEL); |
| if (!asc_packet) |
| goto command_write_done; |
| |
| raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_SIZE, |
| GFP_KERNEL); |
| |
| if (!raw_packet) { |
| kfree(asc_packet); |
| asc_packet = NULL; |
| goto command_write_done; |
| } |
| |
| cnt = sscanf(&cmd_buf[13], |
| "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %511s", |
| &fd_data.q_index, |
| &fd_data.flex_off, &fd_data.pctype, |
| &fd_data.dest_vsi, &fd_data.dest_ctl, |
| &fd_data.fd_status, &fd_data.cnt_index, |
| &fd_data.fd_id, &packet_len, asc_packet); |
| if (cnt != 10) { |
| dev_info(&pf->pdev->dev, |
| "program fd_filter: bad command string, cnt=%d\n", |
| cnt); |
| kfree(asc_packet); |
| asc_packet = NULL; |
| kfree(raw_packet); |
| goto command_write_done; |
| } |
| |
| /* fix packet length if user entered 0 */ |
| if (packet_len == 0) |
| packet_len = I40E_FDIR_MAX_RAW_PACKET_SIZE; |
| |
| /* make sure to check the max as well */ |
| packet_len = min_t(u16, |
| packet_len, I40E_FDIR_MAX_RAW_PACKET_SIZE); |
| |
| for (i = 0; i < packet_len; i++) { |
| cnt = sscanf(&asc_packet[j], "%2hhx ", &raw_packet[i]); |
| if (!cnt) |
| break; |
| j += 3; |
| } |
| dev_info(&pf->pdev->dev, "FD raw packet dump\n"); |
| print_hex_dump(KERN_INFO, "FD raw packet: ", |
| DUMP_PREFIX_OFFSET, 16, 1, |
| raw_packet, packet_len, true); |
| ret = i40e_program_fdir_filter(&fd_data, raw_packet, pf, add); |
| if (!ret) { |
| dev_info(&pf->pdev->dev, "Filter command send Status : Success\n"); |
| } else { |
| dev_info(&pf->pdev->dev, |
| "Filter command send failed %d\n", ret); |
| } |
| kfree(raw_packet); |
| raw_packet = NULL; |
| kfree(asc_packet); |
| asc_packet = 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 macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\n"); |
| dev_info(&pf->pdev->dev, " del macaddr <vsi_seid> <aa:bb:cc:dd:ee:ff> [vlan]\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, " msg_enable [level]\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, " add fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\n"); |
| dev_info(&pf->pdev->dev, " rem fd_filter <dest q_index> <flex_off> <pctype> <dest_vsi> <dest_ctl> <fd_status> <cnt_index> <fd_id> <packet_len> <packet>\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_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 */ |