| /******************************************************************************* | |
| * | |
| * Intel Ethernet Controller XL710 Family Linux Driver | |
| * Copyright(c) 2013 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, write to the Free Software Foundation, Inc., | |
| * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * 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->hw.func_caps.num_vsis; 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; | |
| if ((seid < I40E_BASE_VEB_SEID) || | |
| (seid > (I40E_BASE_VEB_SEID + I40E_MAX_VEB))) | |
| dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
| else | |
| for (i = 0; i < I40E_MAX_VEB; i++) | |
| if (pf->veb[i] && pf->veb[i]->seid == seid) | |
| return pf->veb[i]; | |
| return NULL; | |
| } | |
| /************************************************************** | |
| * dump | |
| * The dump entry in debugfs is for getting a data snapshow of | |
| * the driver's current configuration and runtime details. | |
| * When the filesystem entry is written, a snapshot is taken. | |
| * When the entry is read, the most recent snapshot data is dumped. | |
| **************************************************************/ | |
| static char *i40e_dbg_dump_buf; | |
| static ssize_t i40e_dbg_dump_data_len; | |
| static ssize_t i40e_dbg_dump_buffer_len; | |
| /** | |
| * i40e_dbg_dump_read - read the dump data | |
| * @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_dump_read(struct file *filp, char __user *buffer, | |
| size_t count, loff_t *ppos) | |
| { | |
| int bytes_not_copied; | |
| int len; | |
| /* is *ppos bigger than the available data? */ | |
| if (*ppos >= i40e_dbg_dump_data_len || !i40e_dbg_dump_buf) | |
| return 0; | |
| /* be sure to not read beyond the end of available data */ | |
| len = min_t(int, count, (i40e_dbg_dump_data_len - *ppos)); | |
| bytes_not_copied = copy_to_user(buffer, &i40e_dbg_dump_buf[*ppos], len); | |
| if (bytes_not_copied < 0) | |
| return bytes_not_copied; | |
| *ppos += len; | |
| return len; | |
| } | |
| /** | |
| * i40e_dbg_prep_dump_buf | |
| * @pf: the pf we're working with | |
| * @buflen: the desired buffer length | |
| * | |
| * Return positive if success, 0 if failed | |
| **/ | |
| static int i40e_dbg_prep_dump_buf(struct i40e_pf *pf, int buflen) | |
| { | |
| /* if not already big enough, prep for re alloc */ | |
| if (i40e_dbg_dump_buffer_len && i40e_dbg_dump_buffer_len < buflen) { | |
| kfree(i40e_dbg_dump_buf); | |
| i40e_dbg_dump_buffer_len = 0; | |
| i40e_dbg_dump_buf = NULL; | |
| } | |
| /* get a new buffer if needed */ | |
| if (!i40e_dbg_dump_buf) { | |
| i40e_dbg_dump_buf = kzalloc(buflen, GFP_KERNEL); | |
| if (i40e_dbg_dump_buf != NULL) | |
| i40e_dbg_dump_buffer_len = buflen; | |
| } | |
| return i40e_dbg_dump_buffer_len; | |
| } | |
| /** | |
| * i40e_dbg_dump_write - trigger a datadump snapshot | |
| * @filp: the opened file | |
| * @buffer: where to find the user's data | |
| * @count: the length of the user's data | |
| * @ppos: file position offset | |
| * | |
| * Any write clears the stats | |
| **/ | |
| static ssize_t i40e_dbg_dump_write(struct file *filp, | |
| const char __user *buffer, | |
| size_t count, loff_t *ppos) | |
| { | |
| struct i40e_pf *pf = filp->private_data; | |
| char dump_request_buf[16]; | |
| bool seid_found = false; | |
| int bytes_not_copied; | |
| long seid = -1; | |
| int buflen = 0; | |
| int i, ret; | |
| int len; | |
| u8 *p; | |
| /* don't allow partial writes */ | |
| if (*ppos != 0) | |
| return 0; | |
| if (count >= sizeof(dump_request_buf)) | |
| return -ENOSPC; | |
| bytes_not_copied = copy_from_user(dump_request_buf, buffer, count); | |
| if (bytes_not_copied < 0) | |
| return bytes_not_copied; | |
| if (bytes_not_copied > 0) | |
| count -= bytes_not_copied; | |
| dump_request_buf[count] = '\0'; | |
| /* decode the SEID given to be dumped */ | |
| ret = kstrtol(dump_request_buf, 0, &seid); | |
| if (ret < 0) { | |
| dev_info(&pf->pdev->dev, "bad seid value '%s'\n", | |
| dump_request_buf); | |
| } else if (seid == 0) { | |
| seid_found = true; | |
| kfree(i40e_dbg_dump_buf); | |
| i40e_dbg_dump_buffer_len = 0; | |
| i40e_dbg_dump_data_len = 0; | |
| i40e_dbg_dump_buf = NULL; | |
| dev_info(&pf->pdev->dev, "debug buffer freed\n"); | |
| } else if (seid == pf->pf_seid || seid == 1) { | |
| seid_found = true; | |
| buflen = sizeof(struct i40e_pf); | |
| buflen += (sizeof(struct i40e_aq_desc) | |
| * (pf->hw.aq.num_arq_entries + pf->hw.aq.num_asq_entries)); | |
| if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
| p = i40e_dbg_dump_buf; | |
| len = sizeof(struct i40e_pf); | |
| memcpy(p, pf, len); | |
| p += len; | |
| len = (sizeof(struct i40e_aq_desc) | |
| * pf->hw.aq.num_asq_entries); | |
| memcpy(p, pf->hw.aq.asq.desc, len); | |
| p += len; | |
| len = (sizeof(struct i40e_aq_desc) | |
| * pf->hw.aq.num_arq_entries); | |
| memcpy(p, pf->hw.aq.arq.desc, len); | |
| p += len; | |
| i40e_dbg_dump_data_len = buflen; | |
| dev_info(&pf->pdev->dev, | |
| "PF seid %ld dumped %d bytes\n", | |
| seid, (int)i40e_dbg_dump_data_len); | |
| } | |
| } else if (seid >= I40E_BASE_VSI_SEID) { | |
| struct i40e_vsi *vsi = NULL; | |
| struct i40e_mac_filter *f; | |
| int filter_count = 0; | |
| mutex_lock(&pf->switch_mutex); | |
| vsi = i40e_dbg_find_vsi(pf, seid); | |
| if (!vsi) { | |
| mutex_unlock(&pf->switch_mutex); | |
| goto write_exit; | |
| } | |
| buflen = sizeof(struct i40e_vsi); | |
| buflen += sizeof(struct i40e_q_vector) * vsi->num_q_vectors; | |
| buflen += sizeof(struct i40e_ring) * 2 * vsi->num_queue_pairs; | |
| buflen += sizeof(struct i40e_tx_buffer) * vsi->num_queue_pairs; | |
| buflen += sizeof(struct i40e_rx_buffer) * vsi->num_queue_pairs; | |
| list_for_each_entry(f, &vsi->mac_filter_list, list) | |
| filter_count++; | |
| buflen += sizeof(struct i40e_mac_filter) * filter_count; | |
| if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
| p = i40e_dbg_dump_buf; | |
| seid_found = true; | |
| len = sizeof(struct i40e_vsi); | |
| memcpy(p, vsi, len); | |
| p += len; | |
| len = (sizeof(struct i40e_q_vector) | |
| * vsi->num_q_vectors); | |
| memcpy(p, vsi->q_vectors, len); | |
| p += len; | |
| len = (sizeof(struct i40e_ring) * vsi->num_queue_pairs); | |
| memcpy(p, vsi->tx_rings, len); | |
| p += len; | |
| memcpy(p, vsi->rx_rings, len); | |
| p += len; | |
| for (i = 0; i < vsi->num_queue_pairs; i++) { | |
| len = sizeof(struct i40e_tx_buffer); | |
| memcpy(p, vsi->tx_rings[i].tx_bi, len); | |
| p += len; | |
| } | |
| for (i = 0; i < vsi->num_queue_pairs; i++) { | |
| len = sizeof(struct i40e_rx_buffer); | |
| memcpy(p, vsi->rx_rings[i].rx_bi, len); | |
| p += len; | |
| } | |
| /* macvlan filter list */ | |
| len = sizeof(struct i40e_mac_filter); | |
| list_for_each_entry(f, &vsi->mac_filter_list, list) { | |
| memcpy(p, f, len); | |
| p += len; | |
| } | |
| i40e_dbg_dump_data_len = buflen; | |
| dev_info(&pf->pdev->dev, | |
| "VSI seid %ld dumped %d bytes\n", | |
| seid, (int)i40e_dbg_dump_data_len); | |
| } | |
| mutex_unlock(&pf->switch_mutex); | |
| } else if (seid >= I40E_BASE_VEB_SEID) { | |
| struct i40e_veb *veb = NULL; | |
| mutex_lock(&pf->switch_mutex); | |
| veb = i40e_dbg_find_veb(pf, seid); | |
| if (!veb) { | |
| mutex_unlock(&pf->switch_mutex); | |
| goto write_exit; | |
| } | |
| buflen = sizeof(struct i40e_veb); | |
| if (i40e_dbg_prep_dump_buf(pf, buflen)) { | |
| seid_found = true; | |
| memcpy(i40e_dbg_dump_buf, veb, buflen); | |
| i40e_dbg_dump_data_len = buflen; | |
| dev_info(&pf->pdev->dev, | |
| "VEB seid %ld dumped %d bytes\n", | |
| seid, (int)i40e_dbg_dump_data_len); | |
| } | |
| mutex_unlock(&pf->switch_mutex); | |
| } | |
| write_exit: | |
| if (!seid_found) | |
| dev_info(&pf->pdev->dev, "unknown seid %ld\n", seid); | |
| return count; | |
| } | |
| static const struct file_operations i40e_dbg_dump_fops = { | |
| .owner = THIS_MODULE, | |
| .open = simple_open, | |
| .read = i40e_dbg_dump_read, | |
| .write = i40e_dbg_dump_write, | |
| }; | |
| /************************************************************** | |
| * 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] = "hello world"; | |
| /** | |
| * 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 < 0) | |
| return bytes_not_copied; | |
| *ppos = len; | |
| return len; | |
| } | |
| /** | |
| * i40e_dbg_dump_vsi_seid - handles dump vsi seid write into pokem 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) | |
| dev_info(&pf->pdev->dev, | |
| " netdev: name = %s\n", | |
| vsi->netdev->name); | |
| if (vsi->active_vlans) | |
| dev_info(&pf->pdev->dev, | |
| " vlgrp: & = %p\n", vsi->active_vlans); | |
| dev_info(&pf->pdev->dev, | |
| " netdev_registered = %i, current_netdev_flags = 0x%04x, state = %li flags = 0x%08lx\n", | |
| vsi->netdev_registered, | |
| vsi->current_netdev_flags, vsi->state, vsi->flags); | |
| 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\n", | |
| f->macaddr, f->vlan, f->is_netdev, f->is_vf, | |
| f->counter); | |
| } | |
| 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", | |
| (long unsigned int)nstat->rx_packets, | |
| (long unsigned int)nstat->rx_bytes, | |
| (long unsigned int)nstat->rx_errors, | |
| (long unsigned int)nstat->rx_dropped); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats: tx_packets = %lu, tx_bytes = %lu, tx_errors = %lu, tx_dropped = %lu\n", | |
| (long unsigned int)nstat->tx_packets, | |
| (long unsigned int)nstat->tx_bytes, | |
| (long unsigned int)nstat->tx_errors, | |
| (long unsigned int)nstat->tx_dropped); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats: multicast = %lu, collisions = %lu\n", | |
| (long unsigned int)nstat->multicast, | |
| (long unsigned int)nstat->collisions); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats: rx_length_errors = %lu, rx_over_errors = %lu, rx_crc_errors = %lu\n", | |
| (long unsigned int)nstat->rx_length_errors, | |
| (long unsigned int)nstat->rx_over_errors, | |
| (long unsigned 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", | |
| (long unsigned int)nstat->rx_frame_errors, | |
| (long unsigned int)nstat->rx_fifo_errors, | |
| (long unsigned 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", | |
| (long unsigned int)nstat->tx_aborted_errors, | |
| (long unsigned int)nstat->tx_carrier_errors, | |
| (long unsigned int)nstat->tx_fifo_errors); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats: tx_heartbeat_errors = %lu, tx_window_errors = %lu\n", | |
| (long unsigned int)nstat->tx_heartbeat_errors, | |
| (long unsigned int)nstat->tx_window_errors); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats: rx_compressed = %lu, tx_compressed = %lu\n", | |
| (long unsigned int)nstat->rx_compressed, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.rx_packets, | |
| (long unsigned int)vsi->net_stats_offsets.rx_bytes, | |
| (long unsigned int)vsi->net_stats_offsets.rx_errors, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.tx_packets, | |
| (long unsigned int)vsi->net_stats_offsets.tx_bytes, | |
| (long unsigned int)vsi->net_stats_offsets.tx_errors, | |
| (long unsigned int)vsi->net_stats_offsets.tx_dropped); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats_offsets: multicast = %lu, collisions = %lu\n", | |
| (long unsigned int)vsi->net_stats_offsets.multicast, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.rx_length_errors, | |
| (long unsigned int)vsi->net_stats_offsets.rx_over_errors, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.rx_frame_errors, | |
| (long unsigned int)vsi->net_stats_offsets.rx_fifo_errors, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.tx_aborted_errors, | |
| (long unsigned int)vsi->net_stats_offsets.tx_carrier_errors, | |
| (long unsigned 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", | |
| (long unsigned int)vsi->net_stats_offsets.tx_heartbeat_errors, | |
| (long unsigned int)vsi->net_stats_offsets.tx_window_errors); | |
| dev_info(&pf->pdev->dev, | |
| " net_stats_offsets: rx_compressed = %lu, tx_compressed = %lu\n", | |
| (long unsigned int)vsi->net_stats_offsets.rx_compressed, | |
| (long unsigned 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); | |
| if (vsi->rx_rings) { | |
| for (i = 0; i < vsi->num_queue_pairs; i++) { | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: desc = %p\n", | |
| i, vsi->rx_rings[i].desc); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: dev = %p, netdev = %p, rx_bi = %p\n", | |
| i, vsi->rx_rings[i].dev, | |
| vsi->rx_rings[i].netdev, | |
| vsi->rx_rings[i].rx_bi); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", | |
| i, vsi->rx_rings[i].state, | |
| vsi->rx_rings[i].queue_index, | |
| vsi->rx_rings[i].reg_idx); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: rx_hdr_len = %d, rx_buf_len = %d, dtype = %d\n", | |
| i, vsi->rx_rings[i].rx_hdr_len, | |
| vsi->rx_rings[i].rx_buf_len, | |
| vsi->rx_rings[i].dtype); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", | |
| i, vsi->rx_rings[i].hsplit, | |
| vsi->rx_rings[i].next_to_use, | |
| vsi->rx_rings[i].next_to_clean, | |
| vsi->rx_rings[i].ring_active); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: rx_stats: packets = %lld, bytes = %lld, non_eop_descs = %lld\n", | |
| i, vsi->rx_rings[i].rx_stats.packets, | |
| vsi->rx_rings[i].rx_stats.bytes, | |
| vsi->rx_rings[i].rx_stats.non_eop_descs); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: rx_stats: alloc_rx_page_failed = %lld, alloc_rx_buff_failed = %lld\n", | |
| i, | |
| vsi->rx_rings[i].rx_stats.alloc_rx_page_failed, | |
| vsi->rx_rings[i].rx_stats.alloc_rx_buff_failed); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: size = %i, dma = 0x%08lx\n", | |
| i, vsi->rx_rings[i].size, | |
| (long unsigned int)vsi->rx_rings[i].dma); | |
| dev_info(&pf->pdev->dev, | |
| " rx_rings[%i]: vsi = %p, q_vector = %p\n", | |
| i, vsi->rx_rings[i].vsi, | |
| vsi->rx_rings[i].q_vector); | |
| } | |
| } | |
| if (vsi->tx_rings) { | |
| for (i = 0; i < vsi->num_queue_pairs; i++) { | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: desc = %p\n", | |
| i, vsi->tx_rings[i].desc); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: dev = %p, netdev = %p, tx_bi = %p\n", | |
| i, vsi->tx_rings[i].dev, | |
| vsi->tx_rings[i].netdev, | |
| vsi->tx_rings[i].tx_bi); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: state = %li, queue_index = %d, reg_idx = %d\n", | |
| i, vsi->tx_rings[i].state, | |
| vsi->tx_rings[i].queue_index, | |
| vsi->tx_rings[i].reg_idx); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: dtype = %d\n", | |
| i, vsi->tx_rings[i].dtype); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: hsplit = %d, next_to_use = %d, next_to_clean = %d, ring_active = %i\n", | |
| i, vsi->tx_rings[i].hsplit, | |
| vsi->tx_rings[i].next_to_use, | |
| vsi->tx_rings[i].next_to_clean, | |
| vsi->tx_rings[i].ring_active); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: tx_stats: packets = %lld, bytes = %lld, restart_queue = %lld\n", | |
| i, vsi->tx_rings[i].tx_stats.packets, | |
| vsi->tx_rings[i].tx_stats.bytes, | |
| vsi->tx_rings[i].tx_stats.restart_queue); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: tx_stats: tx_busy = %lld, completed = %lld, tx_done_old = %lld\n", | |
| i, | |
| vsi->tx_rings[i].tx_stats.tx_busy, | |
| vsi->tx_rings[i].tx_stats.completed, | |
| vsi->tx_rings[i].tx_stats.tx_done_old); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: size = %i, dma = 0x%08lx\n", | |
| i, vsi->tx_rings[i].size, | |
| (long unsigned int)vsi->tx_rings[i].dma); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: vsi = %p, q_vector = %p\n", | |
| i, vsi->tx_rings[i].vsi, | |
| vsi->tx_rings[i].q_vector); | |
| dev_info(&pf->pdev->dev, | |
| " tx_rings[%i]: DCB tc = %d\n", | |
| i, vsi->tx_rings[i].dcb_tc); | |
| } | |
| } | |
| dev_info(&pf->pdev->dev, | |
| " work_limit = %d, rx_itr_setting = %d (%s), tx_itr_setting = %d (%s)\n", | |
| vsi->work_limit, vsi->rx_itr_setting, | |
| ITR_IS_DYNAMIC(vsi->rx_itr_setting) ? "dynamic" : "fixed", | |
| vsi->tx_itr_setting, | |
| ITR_IS_DYNAMIC(vsi->tx_itr_setting) ? "dynamic" : "fixed"); | |
| dev_info(&pf->pdev->dev, | |
| " max_frame = %d, rx_hdr_len = %d, rx_buf_len = %d dtype = %d\n", | |
| vsi->max_frame, vsi->rx_hdr_len, vsi->rx_buf_len, vsi->dtype); | |
| if (vsi->q_vectors) { | |
| for (i = 0; i < vsi->num_q_vectors; i++) { | |
| dev_info(&pf->pdev->dev, | |
| " q_vectors[%i]: base index = %ld\n", | |
| i, ((long int)*vsi->q_vectors[i].rx.ring- | |
| (long int)*vsi->q_vectors[0].rx.ring)/ | |
| sizeof(struct i40e_ring)); | |
| } | |
| } | |
| 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]); | |
| } | |
| } | |
| /** | |
| * 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; | |
| int i; | |
| /* 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); | |
| dev_info(&pf->pdev->dev, | |
| " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
| d->params.raw[0], d->params.raw[1], d->params.raw[2], | |
| d->params.raw[3], d->params.raw[4], d->params.raw[5], | |
| d->params.raw[6], d->params.raw[7], d->params.raw[8], | |
| d->params.raw[9], d->params.raw[10], d->params.raw[11], | |
| d->params.raw[12], d->params.raw[13], | |
| d->params.raw[14], d->params.raw[15]); | |
| } | |
| 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); | |
| dev_info(&pf->pdev->dev, | |
| " %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
| d->params.raw[0], d->params.raw[1], d->params.raw[2], | |
| d->params.raw[3], d->params.raw[4], d->params.raw[5], | |
| d->params.raw[6], d->params.raw[7], d->params.raw[8], | |
| d->params.raw[9], d->params.raw[10], d->params.raw[11], | |
| d->params.raw[12], d->params.raw[13], | |
| d->params.raw[14], d->params.raw[15]); | |
| } | |
| } | |
| /** | |
| * 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) | |
| { | |
| union i40e_rx_desc *ds; | |
| 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); | |
| if (is_rx_ring) | |
| dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| else | |
| dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| return; | |
| } | |
| if (ring_id >= vsi->num_queue_pairs || ring_id < 0) { | |
| dev_info(&pf->pdev->dev, "ring %d not found\n", ring_id); | |
| if (is_rx_ring) | |
| dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| else | |
| dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| return; | |
| } | |
| if (is_rx_ring) | |
| ring = vsi->rx_rings[ring_id]; | |
| else | |
| ring = vsi->tx_rings[ring_id]; | |
| 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) | |
| ds = I40E_RX_DESC(&ring, i); | |
| else | |
| ds = (union i40e_rx_desc *) | |
| I40E_TX_DESC(&ring, i); | |
| if ((sizeof(union i40e_rx_desc) == | |
| sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) | |
| dev_info(&pf->pdev->dev, | |
| " d[%03i] = 0x%016llx 0x%016llx\n", i, | |
| ds->read.pkt_addr, ds->read.hdr_addr); | |
| else | |
| dev_info(&pf->pdev->dev, | |
| " d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
| i, ds->read.pkt_addr, | |
| ds->read.hdr_addr, | |
| ds->read.rsvd1, ds->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); | |
| return; | |
| } | |
| if (is_rx_ring) | |
| ds = I40E_RX_DESC(&ring, desc_n); | |
| else | |
| ds = (union i40e_rx_desc *)I40E_TX_DESC(&ring, desc_n); | |
| if ((sizeof(union i40e_rx_desc) == | |
| sizeof(union i40e_16byte_rx_desc)) || (!is_rx_ring)) | |
| dev_info(&pf->pdev->dev, | |
| "vsi = %02i %s ring = %02i d[%03i] = 0x%016llx 0x%016llx\n", | |
| vsi_seid, is_rx_ring ? "rx" : "tx", ring_id, | |
| desc_n, ds->read.pkt_addr, ds->read.hdr_addr); | |
| else | |
| dev_info(&pf->pdev->dev, | |
| "vsi = %02i rx ring = %02i d[%03i] = 0x%016llx 0x%016llx 0x%016llx 0x%016llx\n", | |
| vsi_seid, ring_id, | |
| desc_n, ds->read.pkt_addr, ds->read.hdr_addr, | |
| ds->read.rsvd1, ds->read.rsvd2); | |
| } else { | |
| if (is_rx_ring) | |
| dev_info(&pf->pdev->dev, "dump desc rx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| else | |
| dev_info(&pf->pdev->dev, "dump desc tx <vsi_seid> <ring_id> [<desc_n>]\n"); | |
| } | |
| } | |
| /** | |
| * 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->hw.func_caps.num_vsis; 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 \trx_errors = \t%lld\n", | |
| estats->rx_broadcast, estats->rx_discards, estats->rx_errors); | |
| dev_info(&pf->pdev->dev, | |
| " rx_missed = \t%lld \trx_unknown_protocol = \t%lld \ttx_bytes = \t%lld\n", | |
| estats->rx_missed, 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_stats - handles dump stats write into command datum | |
| * @pf: the i40e_pf created in command write | |
| * @stats: the stats structure to be dumped | |
| **/ | |
| static void i40e_dbg_dump_stats(struct i40e_pf *pf, | |
| struct i40e_hw_port_stats *stats) | |
| { | |
| int i; | |
| dev_info(&pf->pdev->dev, " stats:\n"); | |
| dev_info(&pf->pdev->dev, | |
| " crc_errors = \t\t%lld \tillegal_bytes = \t%lld \terror_bytes = \t\t%lld\n", | |
| stats->crc_errors, stats->illegal_bytes, stats->error_bytes); | |
| dev_info(&pf->pdev->dev, | |
| " mac_local_faults = \t%lld \tmac_remote_faults = \t%lld \trx_length_errors = \t%lld\n", | |
| stats->mac_local_faults, stats->mac_remote_faults, | |
| stats->rx_length_errors); | |
| dev_info(&pf->pdev->dev, | |
| " link_xon_rx = \t\t%lld \tlink_xoff_rx = \t\t%lld \tlink_xon_tx = \t\t%lld\n", | |
| stats->link_xon_rx, stats->link_xoff_rx, stats->link_xon_tx); | |
| dev_info(&pf->pdev->dev, | |
| " link_xoff_tx = \t\t%lld \trx_size_64 = \t\t%lld \trx_size_127 = \t\t%lld\n", | |
| stats->link_xoff_tx, stats->rx_size_64, stats->rx_size_127); | |
| dev_info(&pf->pdev->dev, | |
| " rx_size_255 = \t\t%lld \trx_size_511 = \t\t%lld \trx_size_1023 = \t\t%lld\n", | |
| stats->rx_size_255, stats->rx_size_511, stats->rx_size_1023); | |
| dev_info(&pf->pdev->dev, | |
| " rx_size_big = \t\t%lld \trx_undersize = \t\t%lld \trx_jabber = \t\t%lld\n", | |
| stats->rx_size_big, stats->rx_undersize, stats->rx_jabber); | |
| dev_info(&pf->pdev->dev, | |
| " rx_fragments = \t\t%lld \trx_oversize = \t\t%lld \ttx_size_64 = \t\t%lld\n", | |
| stats->rx_fragments, stats->rx_oversize, stats->tx_size_64); | |
| dev_info(&pf->pdev->dev, | |
| " tx_size_127 = \t\t%lld \ttx_size_255 = \t\t%lld \ttx_size_511 = \t\t%lld\n", | |
| stats->tx_size_127, stats->tx_size_255, stats->tx_size_511); | |
| dev_info(&pf->pdev->dev, | |
| " tx_size_1023 = \t\t%lld \ttx_size_big = \t\t%lld \tmac_short_packet_dropped = \t%lld\n", | |
| stats->tx_size_1023, stats->tx_size_big, | |
| stats->mac_short_packet_dropped); | |
| for (i = 0; i < 8; i += 4) { | |
| dev_info(&pf->pdev->dev, | |
| " priority_xon_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
| i, stats->priority_xon_rx[i], | |
| i+1, stats->priority_xon_rx[i+1], | |
| i+2, stats->priority_xon_rx[i+2], | |
| i+3, stats->priority_xon_rx[i+3]); | |
| } | |
| for (i = 0; i < 8; i += 4) { | |
| dev_info(&pf->pdev->dev, | |
| " priority_xoff_rx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
| i, stats->priority_xoff_rx[i], | |
| i+1, stats->priority_xoff_rx[i+1], | |
| i+2, stats->priority_xoff_rx[i+2], | |
| i+3, stats->priority_xoff_rx[i+3]); | |
| } | |
| for (i = 0; i < 8; i += 4) { | |
| dev_info(&pf->pdev->dev, | |
| " priority_xon_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
| i, stats->priority_xon_tx[i], | |
| i+1, stats->priority_xon_tx[i+1], | |
| i+2, stats->priority_xon_tx[i+2], | |
| i+3, stats->priority_xon_rx[i+3]); | |
| } | |
| for (i = 0; i < 8; i += 4) { | |
| dev_info(&pf->pdev->dev, | |
| " priority_xoff_tx[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
| i, stats->priority_xoff_tx[i], | |
| i+1, stats->priority_xoff_tx[i+1], | |
| i+2, stats->priority_xoff_tx[i+2], | |
| i+3, stats->priority_xoff_tx[i+3]); | |
| } | |
| for (i = 0; i < 8; i += 4) { | |
| dev_info(&pf->pdev->dev, | |
| " priority_xon_2_xoff[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld \t[%d] = \t%lld\n", | |
| i, stats->priority_xon_2_xoff[i], | |
| i+1, stats->priority_xon_2_xoff[i+1], | |
| i+2, stats->priority_xon_2_xoff[i+2], | |
| i+3, stats->priority_xon_2_xoff[i+3]); | |
| } | |
| i40e_dbg_dump_eth_stats(pf, &stats->eth); | |
| } | |
| /** | |
| * 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; | |
| if ((seid < I40E_BASE_VEB_SEID) || | |
| (seid >= (I40E_MAX_VEB + I40E_BASE_VEB_SEID))) { | |
| dev_info(&pf->pdev->dev, "%d: bad seid\n", seid); | |
| return; | |
| } | |
| veb = i40e_dbg_find_veb(pf, seid); | |
| if (!veb) { | |
| dev_info(&pf->pdev->dev, | |
| "%d: can't find veb\n", seid); | |
| return; | |
| } | |
| dev_info(&pf->pdev->dev, | |
| "veb idx=%d,%d stats_ic=%d seid=%d uplink=%d\n", | |
| veb->idx, veb->veb_idx, veb->stats_idx, veb->seid, | |
| veb->uplink_seid); | |
| 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; | |
| int bytes_not_copied; | |
| struct i40e_vsi *vsi; | |
| u8 *print_buf_start; | |
| u8 *print_buf; | |
| char *cmd_buf; | |
| 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 < 0) | |
| return bytes_not_copied; | |
| if (bytes_not_copied > 0) | |
| count -= bytes_not_copied; | |
| cmd_buf[count] = '\0'; | |
| print_buf_start = kzalloc(I40E_MAX_DEBUG_OUT_BUFFER, GFP_KERNEL); | |
| if (!print_buf_start) | |
| goto command_write_done; | |
| print_buf = print_buf_start; | |
| 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; | |
| } | |
| 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) { | |
| sscanf(&cmd_buf[7], "%i", &vsi_seid); | |
| 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 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) { | |
| u8 ma[6]; | |
| int vlan = 0; | |
| struct i40e_mac_filter *f; | |
| 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; | |
| } | |
| f = i40e_add_filter(vsi, ma, vlan, false, false); | |
| 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) { | |
| u8 ma[6]; | |
| int vlan = 0; | |
| 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; | |
| } | |
| i40e_del_filter(vsi, ma, vlan, false, false); | |
| 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) { | |
| int v; | |
| u16 vid; | |
| i40e_status ret; | |
| 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 = (unsigned)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], "stats", 5) == 0) { | |
| dev_info(&pf->pdev->dev, "pf stats:\n"); | |
| i40e_dbg_dump_stats(pf, &pf->stats); | |
| dev_info(&pf->pdev->dev, "pf stats_offsets:\n"); | |
| i40e_dbg_dump_stats(pf, &pf->stats_offsets); | |
| } 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); | |
| } 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; | |
| bw_data = kzalloc(sizeof( | |
| struct i40e_aqc_query_port_ets_config_resp), | |
| GFP_KERNEL); | |
| if (!bw_data) { | |
| ret = -ENOMEM; | |
| goto command_write_done; | |
| } | |
| ret = i40e_aq_query_port_ets_config(&pf->hw, | |
| pf->mac_seid, | |
| 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 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 { | |
| 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, dump vsi [seid] or\n"); | |
| dev_info(&pf->pdev->dev, "dump stats\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, "forcing PFR\n"); | |
| i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED)); | |
| } else if (strncmp(cmd_buf, "corer", 5) == 0) { | |
| dev_info(&pf->pdev->dev, "forcing CoreR\n"); | |
| i40e_do_reset(pf, (1 << __I40E_CORE_RESET_REQUESTED)); | |
| } else if (strncmp(cmd_buf, "globr", 5) == 0) { | |
| dev_info(&pf->pdev->dev, "forcing GlobR\n"); | |
| i40e_do_reset(pf, (1 << __I40E_GLOBAL_RESET_REQUESTED)); | |
| } else if (strncmp(cmd_buf, "read", 4) == 0) { | |
| u32 address; | |
| u32 value; | |
| cnt = sscanf(&cmd_buf[4], "%x", &address); | |
| if (cnt != 1) { | |
| dev_info(&pf->pdev->dev, "read <reg>\n"); | |
| goto command_write_done; | |
| } | |
| /* check the range on address */ | |
| if (address >= I40E_MAX_REGISTER) { | |
| dev_info(&pf->pdev->dev, "read reg address 0x%08x too large\n", | |
| address); | |
| 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], "%x %x", &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 >= I40E_MAX_REGISTER) { | |
| dev_info(&pf->pdev->dev, "write reg address 0x%08x too large\n", | |
| address); | |
| 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], "%d", &vsi_seid); | |
| if (cnt == 0) { | |
| int i; | |
| for (i = 0; i < pf->hw.func_caps.num_vsis; 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], "pf", 2) == 0) { | |
| i40e_pf_reset_stats(pf); | |
| dev_info(&pf->pdev->dev, "pf clear stats called\n"); | |
| } else { | |
| dev_info(&pf->pdev->dev, "clear_stats vsi [seid] or clear_stats pf\n"); | |
| } | |
| } else if ((strncmp(cmd_buf, "add fd_filter", 13) == 0) || | |
| (strncmp(cmd_buf, "rem fd_filter", 13) == 0)) { | |
| struct i40e_fdir_data fd_data; | |
| int ret; | |
| u16 packet_len, i, j = 0; | |
| char *asc_packet; | |
| bool add = false; | |
| asc_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, | |
| GFP_KERNEL); | |
| if (!asc_packet) | |
| goto command_write_done; | |
| fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP, | |
| GFP_KERNEL); | |
| if (!fd_data.raw_packet) { | |
| kfree(asc_packet); | |
| asc_packet = NULL; | |
| goto command_write_done; | |
| } | |
| if (strncmp(cmd_buf, "add", 3) == 0) | |
| add = true; | |
| cnt = sscanf(&cmd_buf[13], | |
| "%hx %2hhx %2hhx %hx %2hhx %2hhx %hx %x %hd %512s", | |
| &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(fd_data.raw_packet); | |
| goto command_write_done; | |
| } | |
| /* fix packet length if user entered 0 */ | |
| if (packet_len == 0) | |
| packet_len = I40E_FDIR_MAX_RAW_PACKET_LOOKUP; | |
| /* make sure to check the max as well */ | |
| packet_len = min_t(u16, | |
| packet_len, I40E_FDIR_MAX_RAW_PACKET_LOOKUP); | |
| dev_info(&pf->pdev->dev, "FD raw packet:\n"); | |
| for (i = 0; i < packet_len; i++) { | |
| sscanf(&asc_packet[j], "%2hhx ", | |
| &fd_data.raw_packet[i]); | |
| j += 3; | |
| snprintf(print_buf, 3, "%02x ", fd_data.raw_packet[i]); | |
| print_buf += 3; | |
| if ((i % 16) == 15) { | |
| snprintf(print_buf, 1, "\n"); | |
| print_buf++; | |
| } | |
| } | |
| dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
| ret = i40e_program_fdir_filter(&fd_data, 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(fd_data.raw_packet); | |
| fd_data.raw_packet = NULL; | |
| kfree(asc_packet); | |
| asc_packet = NULL; | |
| } 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; | |
| } | |
| } else if (strncmp(&cmd_buf[5], "start", 5) == 0) { | |
| int ret; | |
| 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; | |
| } | |
| } else if (strncmp(&cmd_buf[5], | |
| "get local", 9) == 0) { | |
| int ret, i; | |
| u8 *buff; | |
| u16 llen, rlen; | |
| 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, | |
| "Get LLDP MIB (local) AQ buffer written back:\n"); | |
| for (i = 0; i < I40E_LLDPDU_SIZE; i++) { | |
| snprintf(print_buf, 3, "%02x ", buff[i]); | |
| print_buf += 3; | |
| if ((i % 16) == 15) { | |
| snprintf(print_buf, 1, "\n"); | |
| print_buf++; | |
| } | |
| } | |
| dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
| kfree(buff); | |
| buff = NULL; | |
| } else if (strncmp(&cmd_buf[5], "get remote", 10) == 0) { | |
| int ret, i; | |
| u8 *buff; | |
| u16 llen, rlen; | |
| 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_LOCAL, | |
| 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, | |
| "Get LLDP MIB (remote) AQ buffer written back:\n"); | |
| for (i = 0; i < I40E_LLDPDU_SIZE; i++) { | |
| snprintf(print_buf, 3, "%02x ", buff[i]); | |
| print_buf += 3; | |
| if ((i % 16) == 15) { | |
| snprintf(print_buf, 1, "\n"); | |
| print_buf++; | |
| } | |
| } | |
| dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
| 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, i, 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; | |
| } | |
| /* Read at least 512 words */ | |
| if (buffer_len == 0) | |
| buffer_len = 512; | |
| bytes = 2 * buffer_len; | |
| 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); | |
| for (i = 0; i < buffer_len; i++) { | |
| if ((i % 16) == 0) { | |
| snprintf(print_buf, 11, "\n0x%08x: ", | |
| offset + i); | |
| print_buf += 11; | |
| } | |
| snprintf(print_buf, 5, "%04x ", buff[i]); | |
| print_buf += 5; | |
| } | |
| dev_info(&pf->pdev->dev, "%s\n", print_buf_start); | |
| } | |
| 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 stats\n"); | |
| dev_info(&pf->pdev->dev, " dump reset stats\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 pf\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, " 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, " 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; | |
| kfree(print_buf_start); | |
| print_buf = NULL; | |
| print_buf_start = 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] = "hello world"; | |
| /** | |
| * 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 < 0) | |
| return bytes_not_copied; | |
| *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; | |
| 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 < 0) | |
| return bytes_not_copied; | |
| else if (bytes_not_copied > 0) | |
| count -= bytes_not_copied; | |
| i40e_dbg_netdev_ops_buf[count] = '\0'; | |
| 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); | |
| goto netdev_ops_write_done; | |
| } | |
| 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); | |
| goto netdev_ops_write_done; | |
| } | |
| 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); | |
| goto netdev_ops_write_done; | |
| } | |
| 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); | |
| goto netdev_ops_write_done; | |
| } | |
| 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 __attribute__((unused)); | |
| const char *name = pci_name(pf->pdev); | |
| pf->i40e_dbg_pf = debugfs_create_dir(name, i40e_dbg_root); | |
| if (pf->i40e_dbg_pf) { | |
| pfile = debugfs_create_file("command", 0600, pf->i40e_dbg_pf, | |
| pf, &i40e_dbg_command_fops); | |
| pfile = debugfs_create_file("dump", 0600, pf->i40e_dbg_pf, pf, | |
| &i40e_dbg_dump_fops); | |
| pfile = debugfs_create_file("netdev_ops", 0600, pf->i40e_dbg_pf, | |
| pf, &i40e_dbg_netdev_ops_fops); | |
| } else { | |
| dev_info(&pf->pdev->dev, | |
| "debugfs entry for %s failed\n", name); | |
| } | |
| } | |
| /** | |
| * 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; | |
| kfree(i40e_dbg_dump_buf); | |
| i40e_dbg_dump_buf = 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 */ |