diff options
Diffstat (limited to 'src/dpdk_lib18/librte_eal/linuxapp/kni/ethtool/igb/igb_procfs.c')
| -rwxr-xr-x | src/dpdk_lib18/librte_eal/linuxapp/kni/ethtool/igb/igb_procfs.c | 363 |
1 files changed, 363 insertions, 0 deletions
diff --git a/src/dpdk_lib18/librte_eal/linuxapp/kni/ethtool/igb/igb_procfs.c b/src/dpdk_lib18/librte_eal/linuxapp/kni/ethtool/igb/igb_procfs.c new file mode 100755 index 00000000..2e7850ca --- /dev/null +++ b/src/dpdk_lib18/librte_eal/linuxapp/kni/ethtool/igb/igb_procfs.c @@ -0,0 +1,363 @@ +/******************************************************************************* + + Intel(R) Gigabit Ethernet Linux driver + Copyright(c) 2007-2013 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 + +*******************************************************************************/ + +#include "igb.h" +#include "e1000_82575.h" +#include "e1000_hw.h" + +#ifdef IGB_PROCFS +#ifndef IGB_HWMON + +#include <linux/module.h> +#include <linux/types.h> +#include <linux/proc_fs.h> +#include <linux/device.h> +#include <linux/netdevice.h> + +static struct proc_dir_entry *igb_top_dir = NULL; + + +bool igb_thermal_present(struct igb_adapter *adapter) +{ + s32 status; + struct e1000_hw *hw; + + if (adapter == NULL) + return false; + hw = &adapter->hw; + + /* + * Only set I2C bit-bang mode if an external thermal sensor is + * supported on this device. + */ + if (adapter->ets) { + status = e1000_set_i2c_bb(hw); + if (status != E1000_SUCCESS) + return false; + } + + status = hw->mac.ops.init_thermal_sensor_thresh(hw); + if (status != E1000_SUCCESS) + return false; + + return true; +} + + +static int igb_macburn(char *page, char **start, off_t off, int count, + int *eof, void *data) +{ + struct e1000_hw *hw; + struct igb_adapter *adapter = (struct igb_adapter *)data; + if (adapter == NULL) + return snprintf(page, count, "error: no adapter\n"); + + hw = &adapter->hw; + if (hw == NULL) + return snprintf(page, count, "error: no hw data\n"); + + return snprintf(page, count, "0x%02X%02X%02X%02X%02X%02X\n", + (unsigned int)hw->mac.perm_addr[0], + (unsigned int)hw->mac.perm_addr[1], + (unsigned int)hw->mac.perm_addr[2], + (unsigned int)hw->mac.perm_addr[3], + (unsigned int)hw->mac.perm_addr[4], + (unsigned int)hw->mac.perm_addr[5]); +} + +static int igb_macadmn(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct e1000_hw *hw; + struct igb_adapter *adapter = (struct igb_adapter *)data; + if (adapter == NULL) + return snprintf(page, count, "error: no adapter\n"); + + hw = &adapter->hw; + if (hw == NULL) + return snprintf(page, count, "error: no hw data\n"); + + return snprintf(page, count, "0x%02X%02X%02X%02X%02X%02X\n", + (unsigned int)hw->mac.addr[0], + (unsigned int)hw->mac.addr[1], + (unsigned int)hw->mac.addr[2], + (unsigned int)hw->mac.addr[3], + (unsigned int)hw->mac.addr[4], + (unsigned int)hw->mac.addr[5]); +} + +static int igb_numeports(char *page, char **start, off_t off, int count, + int *eof, void *data) +{ + struct e1000_hw *hw; + int ports; + struct igb_adapter *adapter = (struct igb_adapter *)data; + if (adapter == NULL) + return snprintf(page, count, "error: no adapter\n"); + + hw = &adapter->hw; + if (hw == NULL) + return snprintf(page, count, "error: no hw data\n"); + + ports = 4; + + return snprintf(page, count, "%d\n", ports); +} + +static int igb_porttype(char *page, char **start, off_t off, int count, + int *eof, void *data) +{ + struct igb_adapter *adapter = (struct igb_adapter *)data; + if (adapter == NULL) + return snprintf(page, count, "error: no adapter\n"); + + return snprintf(page, count, "%d\n", + test_bit(__IGB_DOWN, &adapter->state)); +} + +static int igb_therm_location(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct igb_therm_proc_data *therm_data = + (struct igb_therm_proc_data *)data; + + if (therm_data == NULL) + return snprintf(page, count, "error: no therm_data\n"); + + return snprintf(page, count, "%d\n", therm_data->sensor_data->location); +} + +static int igb_therm_maxopthresh(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct igb_therm_proc_data *therm_data = + (struct igb_therm_proc_data *)data; + + if (therm_data == NULL) + return snprintf(page, count, "error: no therm_data\n"); + + return snprintf(page, count, "%d\n", + therm_data->sensor_data->max_op_thresh); +} + +static int igb_therm_cautionthresh(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + struct igb_therm_proc_data *therm_data = + (struct igb_therm_proc_data *)data; + + if (therm_data == NULL) + return snprintf(page, count, "error: no therm_data\n"); + + return snprintf(page, count, "%d\n", + therm_data->sensor_data->caution_thresh); +} + +static int igb_therm_temp(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + s32 status; + struct igb_therm_proc_data *therm_data = + (struct igb_therm_proc_data *)data; + + if (therm_data == NULL) + return snprintf(page, count, "error: no therm_data\n"); + + status = e1000_get_thermal_sensor_data(therm_data->hw); + if (status != E1000_SUCCESS) + snprintf(page, count, "error: status %d returned\n", status); + + return snprintf(page, count, "%d\n", therm_data->sensor_data->temp); +} + +struct igb_proc_type{ + char name[32]; + int (*read)(char*, char**, off_t, int, int*, void*); +}; + +struct igb_proc_type igb_proc_entries[] = { + {"numeports", &igb_numeports}, + {"porttype", &igb_porttype}, + {"macburn", &igb_macburn}, + {"macadmn", &igb_macadmn}, + {"", NULL} +}; + +struct igb_proc_type igb_internal_entries[] = { + {"location", &igb_therm_location}, + {"temp", &igb_therm_temp}, + {"cautionthresh", &igb_therm_cautionthresh}, + {"maxopthresh", &igb_therm_maxopthresh}, + {"", NULL} +}; + +void igb_del_proc_entries(struct igb_adapter *adapter) +{ + int index, i; + char buf[16]; /* much larger than the sensor number will ever be */ + + if (igb_top_dir == NULL) + return; + + for (i = 0; i < E1000_MAX_SENSORS; i++) { + if (adapter->therm_dir[i] == NULL) + continue; + + for (index = 0; ; index++) { + if (igb_internal_entries[index].read == NULL) + break; + + remove_proc_entry(igb_internal_entries[index].name, + adapter->therm_dir[i]); + } + snprintf(buf, sizeof(buf), "sensor_%d", i); + remove_proc_entry(buf, adapter->info_dir); + } + + if (adapter->info_dir != NULL) { + for (index = 0; ; index++) { + if (igb_proc_entries[index].read == NULL) + break; + remove_proc_entry(igb_proc_entries[index].name, + adapter->info_dir); + } + remove_proc_entry("info", adapter->eth_dir); + } + + if (adapter->eth_dir != NULL) + remove_proc_entry(pci_name(adapter->pdev), igb_top_dir); +} + +/* called from igb_main.c */ +void igb_procfs_exit(struct igb_adapter *adapter) +{ + igb_del_proc_entries(adapter); +} + +int igb_procfs_topdir_init(void) +{ + igb_top_dir = proc_mkdir("driver/igb", NULL); + if (igb_top_dir == NULL) + return (-ENOMEM); + + return 0; +} + +void igb_procfs_topdir_exit(void) +{ + remove_proc_entry("driver/igb", NULL); +} + +/* called from igb_main.c */ +int igb_procfs_init(struct igb_adapter *adapter) +{ + int rc = 0; + int i; + int index; + char buf[16]; /* much larger than the sensor number will ever be */ + + adapter->eth_dir = NULL; + adapter->info_dir = NULL; + for (i = 0; i < E1000_MAX_SENSORS; i++) + adapter->therm_dir[i] = NULL; + + if ( igb_top_dir == NULL ) { + rc = -ENOMEM; + goto fail; + } + + adapter->eth_dir = proc_mkdir(pci_name(adapter->pdev), igb_top_dir); + if (adapter->eth_dir == NULL) { + rc = -ENOMEM; + goto fail; + } + + adapter->info_dir = proc_mkdir("info", adapter->eth_dir); + if (adapter->info_dir == NULL) { + rc = -ENOMEM; + goto fail; + } + for (index = 0; ; index++) { + if (igb_proc_entries[index].read == NULL) { + break; + } + if (!(create_proc_read_entry(igb_proc_entries[index].name, + 0444, + adapter->info_dir, + igb_proc_entries[index].read, + adapter))) { + + rc = -ENOMEM; + goto fail; + } + } + if (igb_thermal_present(adapter) == false) + goto exit; + + for (i = 0; i < E1000_MAX_SENSORS; i++) { + + if (adapter->hw.mac.thermal_sensor_data.sensor[i].location== 0) + continue; + + snprintf(buf, sizeof(buf), "sensor_%d", i); + adapter->therm_dir[i] = proc_mkdir(buf, adapter->info_dir); + if (adapter->therm_dir[i] == NULL) { + rc = -ENOMEM; + goto fail; + } + for (index = 0; ; index++) { + if (igb_internal_entries[index].read == NULL) + break; + /* + * therm_data struct contains pointer the read func + * will be needing + */ + adapter->therm_data[i].hw = &adapter->hw; + adapter->therm_data[i].sensor_data = + &adapter->hw.mac.thermal_sensor_data.sensor[i]; + + if (!(create_proc_read_entry( + igb_internal_entries[index].name, + 0444, + adapter->therm_dir[i], + igb_internal_entries[index].read, + &adapter->therm_data[i]))) { + rc = -ENOMEM; + goto fail; + } + } + } + goto exit; + +fail: + igb_del_proc_entries(adapter); +exit: + return rc; +} + +#endif /* !IGB_HWMON */ +#endif /* IGB_PROCFS */ |