Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Sony Chacko | 3943 | 53.23% | 11 | 18.33% |
Amit Kumar Salecha | 1166 | 15.74% | 5 | 8.33% |
Himanshu Madhani | 1093 | 14.75% | 6 | 10.00% |
Jitendra Kalsaria | 449 | 6.06% | 4 | 6.67% |
Rajesh K Borundia | 229 | 3.09% | 4 | 6.67% |
Harish Patil | 222 | 3.00% | 1 | 1.67% |
Sucheta Chakraborty | 76 | 1.03% | 10 | 16.67% |
Vladimir Zapolskiy | 70 | 0.94% | 1 | 1.67% |
Joe Perches | 39 | 0.53% | 2 | 3.33% |
Chris Wright | 32 | 0.43% | 1 | 1.67% |
Anirban Chakraborty | 22 | 0.30% | 3 | 5.00% |
Dan Carpenter | 17 | 0.23% | 2 | 3.33% |
Wang Qing | 17 | 0.23% | 1 | 1.67% |
Bhumika Goyal | 12 | 0.16% | 3 | 5.00% |
Shahed Shaikh | 12 | 0.16% | 1 | 1.67% |
Thomas Gleixner | 2 | 0.03% | 1 | 1.67% |
Stephen Hemminger | 2 | 0.03% | 1 | 1.67% |
Jingoo Han | 2 | 0.03% | 1 | 1.67% |
Linus Torvalds (pre-git) | 2 | 0.03% | 1 | 1.67% |
Linus Torvalds | 1 | 0.01% | 1 | 1.67% |
Total | 7408 | 60 |
// SPDX-License-Identifier: GPL-2.0-only /* * QLogic qlcnic NIC Driver * Copyright (c) 2009-2013 QLogic Corporation */ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/swab.h> #include <linux/dma-mapping.h> #include <net/ip.h> #include <linux/ipv6.h> #include <linux/inetdevice.h> #include <linux/sysfs.h> #include <linux/log2.h> #ifdef CONFIG_QLCNIC_HWMON #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #endif #include "qlcnic.h" #include "qlcnic_hw.h" int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable) { return -EOPNOTSUPP; } int qlcnicvf_config_led(struct qlcnic_adapter *adapter, u32 state, u32 rate) { return -EOPNOTSUPP; } static ssize_t qlcnic_store_bridged_mode(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); unsigned long new; int ret = -EINVAL; if (!(adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_BDG)) goto err_out; if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) goto err_out; if (kstrtoul(buf, 2, &new)) goto err_out; if (!qlcnic_config_bridged_mode(adapter, !!new)) ret = len; err_out: return ret; } static ssize_t qlcnic_show_bridged_mode(struct device *dev, struct device_attribute *attr, char *buf) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int bridged_mode = 0; if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_BDG) bridged_mode = !!(adapter->flags & QLCNIC_BRIDGE_ENABLED); return sprintf(buf, "%d\n", bridged_mode); } static ssize_t qlcnic_store_diag_mode(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); unsigned long new; if (kstrtoul(buf, 2, &new)) return -EINVAL; if (!!new != !!(adapter->flags & QLCNIC_DIAG_ENABLED)) adapter->flags ^= QLCNIC_DIAG_ENABLED; return len; } static ssize_t qlcnic_show_diag_mode(struct device *dev, struct device_attribute *attr, char *buf) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); return sprintf(buf, "%d\n", !!(adapter->flags & QLCNIC_DIAG_ENABLED)); } static int qlcnic_validate_beacon(struct qlcnic_adapter *adapter, u16 beacon, u8 *state, u8 *rate) { *rate = LSB(beacon); *state = MSB(beacon); QLCDB(adapter, DRV, "rate %x state %x\n", *rate, *state); if (!*state) { *rate = __QLCNIC_MAX_LED_RATE; return 0; } else if (*state > __QLCNIC_MAX_LED_STATE) { return -EINVAL; } if ((!*rate) || (*rate > __QLCNIC_MAX_LED_RATE)) return -EINVAL; return 0; } static int qlcnic_83xx_store_beacon(struct qlcnic_adapter *adapter, const char *buf, size_t len) { struct qlcnic_hardware_context *ahw = adapter->ahw; unsigned long h_beacon; int err; if (test_bit(__QLCNIC_RESETTING, &adapter->state)) return -EIO; if (kstrtoul(buf, 2, &h_beacon)) return -EINVAL; qlcnic_get_beacon_state(adapter); if (ahw->beacon_state == h_beacon) return len; rtnl_lock(); if (!ahw->beacon_state) { if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) { rtnl_unlock(); return -EBUSY; } } if (h_beacon) err = qlcnic_83xx_config_led(adapter, 1, h_beacon); else err = qlcnic_83xx_config_led(adapter, 0, !h_beacon); if (!err) ahw->beacon_state = h_beacon; if (!ahw->beacon_state) clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); rtnl_unlock(); return len; } static int qlcnic_82xx_store_beacon(struct qlcnic_adapter *adapter, const char *buf, size_t len) { struct qlcnic_hardware_context *ahw = adapter->ahw; int err, drv_sds_rings = adapter->drv_sds_rings; u16 beacon; u8 b_state, b_rate; if (len != sizeof(u16)) return -EINVAL; memcpy(&beacon, buf, sizeof(u16)); err = qlcnic_validate_beacon(adapter, beacon, &b_state, &b_rate); if (err) return err; qlcnic_get_beacon_state(adapter); if (ahw->beacon_state == b_state) return len; rtnl_lock(); if (!ahw->beacon_state) { if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) { rtnl_unlock(); return -EBUSY; } } if (test_bit(__QLCNIC_RESETTING, &adapter->state)) { err = -EIO; goto out; } if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { err = qlcnic_diag_alloc_res(adapter->netdev, QLCNIC_LED_TEST); if (err) goto out; set_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state); } err = qlcnic_config_led(adapter, b_state, b_rate); if (!err) { err = len; ahw->beacon_state = b_state; } if (test_and_clear_bit(__QLCNIC_DIAG_RES_ALLOC, &adapter->state)) qlcnic_diag_free_res(adapter->netdev, drv_sds_rings); out: if (!ahw->beacon_state) clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); rtnl_unlock(); return err; } static ssize_t qlcnic_store_beacon(struct device *dev, struct device_attribute *attr, const char *buf, size_t len) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int err = 0; if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { dev_warn(dev, "LED test not supported in non privileged mode\n"); return -EOPNOTSUPP; } if (qlcnic_82xx_check(adapter)) err = qlcnic_82xx_store_beacon(adapter, buf, len); else if (qlcnic_83xx_check(adapter)) err = qlcnic_83xx_store_beacon(adapter, buf, len); else return -EIO; return err; } static ssize_t qlcnic_show_beacon(struct device *dev, struct device_attribute *attr, char *buf) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); return sprintf(buf, "%d\n", adapter->ahw->beacon_state); } static int qlcnic_sysfs_validate_crb(struct qlcnic_adapter *adapter, loff_t offset, size_t size) { size_t crb_size = 4; if (!(adapter->flags & QLCNIC_DIAG_ENABLED)) return -EIO; if (offset < QLCNIC_PCI_CRBSPACE) { if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) crb_size = 8; else return -EINVAL; } if ((size != crb_size) || (offset & (crb_size-1))) return -EINVAL; return 0; } static ssize_t qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int ret; ret = qlcnic_sysfs_validate_crb(adapter, offset, size); if (ret != 0) return ret; qlcnic_read_crb(adapter, buf, offset, size); qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } static ssize_t qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int ret; ret = qlcnic_sysfs_validate_crb(adapter, offset, size); if (ret != 0) return ret; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); qlcnic_write_crb(adapter, buf, offset, size); return size; } static int qlcnic_sysfs_validate_mem(struct qlcnic_adapter *adapter, loff_t offset, size_t size) { if (!(adapter->flags & QLCNIC_DIAG_ENABLED)) return -EIO; if ((size != 8) || (offset & 0x7)) return -EIO; return 0; } static ssize_t qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); u64 data; int ret; ret = qlcnic_sysfs_validate_mem(adapter, offset, size); if (ret != 0) return ret; if (qlcnic_pci_mem_read_2M(adapter, offset, &data)) return -EIO; memcpy(buf, &data, size); qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } static ssize_t qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); u64 data; int ret; ret = qlcnic_sysfs_validate_mem(adapter, offset, size); if (ret != 0) return ret; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(&data, buf, size); if (qlcnic_pci_mem_write_2M(adapter, offset, data)) return -EIO; return size; } int qlcnic_is_valid_nic_func(struct qlcnic_adapter *adapter, u8 pci_func) { int i; for (i = 0; i < adapter->ahw->total_nic_func; i++) { if (adapter->npars[i].pci_func == pci_func) return i; } dev_err(&adapter->pdev->dev, "%s: Invalid nic function\n", __func__); return -EINVAL; } static int validate_pm_config(struct qlcnic_adapter *adapter, struct qlcnic_pm_func_cfg *pm_cfg, int count) { u8 src_pci_func, s_esw_id, d_esw_id; u8 dest_pci_func; int i, src_index, dest_index; for (i = 0; i < count; i++) { src_pci_func = pm_cfg[i].pci_func; dest_pci_func = pm_cfg[i].dest_npar; src_index = qlcnic_is_valid_nic_func(adapter, src_pci_func); if (src_index < 0) return -EINVAL; dest_index = qlcnic_is_valid_nic_func(adapter, dest_pci_func); if (dest_index < 0) return -EINVAL; s_esw_id = adapter->npars[src_index].phy_port; d_esw_id = adapter->npars[dest_index].phy_port; if (s_esw_id != d_esw_id) return -EINVAL; } return 0; } static ssize_t qlcnic_sysfs_write_pm_config(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_pm_func_cfg *pm_cfg; u32 id, action, pci_func; int count, rem, i, ret, index; count = size / sizeof(struct qlcnic_pm_func_cfg); rem = size % sizeof(struct qlcnic_pm_func_cfg); if (rem) return -EINVAL; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); pm_cfg = (struct qlcnic_pm_func_cfg *)buf; ret = validate_pm_config(adapter, pm_cfg, count); if (ret) return ret; for (i = 0; i < count; i++) { pci_func = pm_cfg[i].pci_func; action = !!pm_cfg[i].action; index = qlcnic_is_valid_nic_func(adapter, pci_func); if (index < 0) return -EINVAL; id = adapter->npars[index].phy_port; ret = qlcnic_config_port_mirroring(adapter, id, action, pci_func); if (ret) return ret; } for (i = 0; i < count; i++) { pci_func = pm_cfg[i].pci_func; index = qlcnic_is_valid_nic_func(adapter, pci_func); if (index < 0) return -EINVAL; id = adapter->npars[index].phy_port; adapter->npars[index].enable_pm = !!pm_cfg[i].action; adapter->npars[index].dest_npar = id; } return size; } static ssize_t qlcnic_sysfs_read_pm_config(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_pm_func_cfg *pm_cfg; u8 pci_func; u32 count; int i; memset(buf, 0, size); pm_cfg = (struct qlcnic_pm_func_cfg *)buf; count = size / sizeof(struct qlcnic_pm_func_cfg); for (i = 0; i < adapter->ahw->total_nic_func; i++) { pci_func = adapter->npars[i].pci_func; if (pci_func >= count) { dev_dbg(dev, "%s: Total nic functions[%d], App sent function count[%d]\n", __func__, adapter->ahw->total_nic_func, count); continue; } if (!adapter->npars[i].eswitch_status) continue; pm_cfg[pci_func].action = adapter->npars[i].enable_pm; pm_cfg[pci_func].dest_npar = 0; pm_cfg[pci_func].pci_func = i; } qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } static int validate_esw_config(struct qlcnic_adapter *adapter, struct qlcnic_esw_func_cfg *esw_cfg, int count) { struct qlcnic_hardware_context *ahw = adapter->ahw; int i, ret; u32 op_mode; u8 pci_func; if (qlcnic_82xx_check(adapter)) op_mode = readl(ahw->pci_base0 + QLCNIC_DRV_OP_MODE); else op_mode = QLCRDX(ahw, QLC_83XX_DRV_OP_MODE); for (i = 0; i < count; i++) { pci_func = esw_cfg[i].pci_func; if (pci_func >= ahw->max_vnic_func) return -EINVAL; if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) if (qlcnic_is_valid_nic_func(adapter, pci_func) < 0) return -EINVAL; switch (esw_cfg[i].op_mode) { case QLCNIC_PORT_DEFAULTS: if (qlcnic_82xx_check(adapter)) { ret = QLC_DEV_GET_DRV(op_mode, pci_func); } else { ret = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode, pci_func); esw_cfg[i].offload_flags = 0; } if (ret != QLCNIC_NON_PRIV_FUNC) { if (esw_cfg[i].mac_anti_spoof != 0) return -EINVAL; if (esw_cfg[i].mac_override != 1) return -EINVAL; if (esw_cfg[i].promisc_mode != 1) return -EINVAL; } break; case QLCNIC_ADD_VLAN: if (!IS_VALID_VLAN(esw_cfg[i].vlan_id)) return -EINVAL; if (!esw_cfg[i].op_type) return -EINVAL; break; case QLCNIC_DEL_VLAN: if (!esw_cfg[i].op_type) return -EINVAL; break; default: return -EINVAL; } } return 0; } static ssize_t qlcnic_sysfs_write_esw_config(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_esw_func_cfg *esw_cfg; struct qlcnic_npar_info *npar; int count, rem, i, ret; int index; u8 op_mode = 0, pci_func; count = size / sizeof(struct qlcnic_esw_func_cfg); rem = size % sizeof(struct qlcnic_esw_func_cfg); if (rem) return -EINVAL; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); esw_cfg = (struct qlcnic_esw_func_cfg *)buf; ret = validate_esw_config(adapter, esw_cfg, count); if (ret) return ret; for (i = 0; i < count; i++) { if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) if (qlcnic_config_switch_port(adapter, &esw_cfg[i])) return -EINVAL; if (adapter->ahw->pci_func != esw_cfg[i].pci_func) continue; op_mode = esw_cfg[i].op_mode; qlcnic_get_eswitch_port_config(adapter, &esw_cfg[i]); esw_cfg[i].op_mode = op_mode; esw_cfg[i].pci_func = adapter->ahw->pci_func; switch (esw_cfg[i].op_mode) { case QLCNIC_PORT_DEFAULTS: qlcnic_set_eswitch_port_features(adapter, &esw_cfg[i]); rtnl_lock(); qlcnic_set_netdev_features(adapter, &esw_cfg[i]); rtnl_unlock(); break; case QLCNIC_ADD_VLAN: qlcnic_set_vlan_config(adapter, &esw_cfg[i]); break; case QLCNIC_DEL_VLAN: esw_cfg[i].vlan_id = 0; qlcnic_set_vlan_config(adapter, &esw_cfg[i]); break; } } if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) goto out; for (i = 0; i < count; i++) { pci_func = esw_cfg[i].pci_func; index = qlcnic_is_valid_nic_func(adapter, pci_func); if (index < 0) return -EINVAL; npar = &adapter->npars[index]; switch (esw_cfg[i].op_mode) { case QLCNIC_PORT_DEFAULTS: npar->promisc_mode = esw_cfg[i].promisc_mode; npar->mac_override = esw_cfg[i].mac_override; npar->offload_flags = esw_cfg[i].offload_flags; npar->mac_anti_spoof = esw_cfg[i].mac_anti_spoof; npar->discard_tagged = esw_cfg[i].discard_tagged; break; case QLCNIC_ADD_VLAN: npar->pvid = esw_cfg[i].vlan_id; break; case QLCNIC_DEL_VLAN: npar->pvid = 0; break; } } out: return size; } static ssize_t qlcnic_sysfs_read_esw_config(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_esw_func_cfg *esw_cfg; u8 pci_func; u32 count; int i; memset(buf, 0, size); esw_cfg = (struct qlcnic_esw_func_cfg *)buf; count = size / sizeof(struct qlcnic_esw_func_cfg); for (i = 0; i < adapter->ahw->total_nic_func; i++) { pci_func = adapter->npars[i].pci_func; if (pci_func >= count) { dev_dbg(dev, "%s: Total nic functions[%d], App sent function count[%d]\n", __func__, adapter->ahw->total_nic_func, count); continue; } if (!adapter->npars[i].eswitch_status) continue; esw_cfg[pci_func].pci_func = pci_func; if (qlcnic_get_eswitch_port_config(adapter, &esw_cfg[pci_func])) return -EINVAL; } qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } static int validate_npar_config(struct qlcnic_adapter *adapter, struct qlcnic_npar_func_cfg *np_cfg, int count) { u8 pci_func, i; for (i = 0; i < count; i++) { pci_func = np_cfg[i].pci_func; if (qlcnic_is_valid_nic_func(adapter, pci_func) < 0) return -EINVAL; if (!IS_VALID_BW(np_cfg[i].min_bw) || !IS_VALID_BW(np_cfg[i].max_bw)) return -EINVAL; } return 0; } static ssize_t qlcnic_sysfs_write_npar_config(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_info nic_info; struct qlcnic_npar_func_cfg *np_cfg; int i, count, rem, ret, index; u8 pci_func; count = size / sizeof(struct qlcnic_npar_func_cfg); rem = size % sizeof(struct qlcnic_npar_func_cfg); if (rem) return -EINVAL; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); np_cfg = (struct qlcnic_npar_func_cfg *)buf; ret = validate_npar_config(adapter, np_cfg, count); if (ret) return ret; for (i = 0; i < count; i++) { pci_func = np_cfg[i].pci_func; memset(&nic_info, 0, sizeof(struct qlcnic_info)); ret = qlcnic_get_nic_info(adapter, &nic_info, pci_func); if (ret) return ret; nic_info.pci_func = pci_func; nic_info.min_tx_bw = np_cfg[i].min_bw; nic_info.max_tx_bw = np_cfg[i].max_bw; ret = qlcnic_set_nic_info(adapter, &nic_info); if (ret) return ret; index = qlcnic_is_valid_nic_func(adapter, pci_func); if (index < 0) return -EINVAL; adapter->npars[index].min_bw = nic_info.min_tx_bw; adapter->npars[index].max_bw = nic_info.max_tx_bw; } return size; } static ssize_t qlcnic_sysfs_read_npar_config(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_npar_func_cfg *np_cfg; struct qlcnic_info nic_info; u8 pci_func; int i, ret; u32 count; memset(&nic_info, 0, sizeof(struct qlcnic_info)); memset(buf, 0, size); np_cfg = (struct qlcnic_npar_func_cfg *)buf; count = size / sizeof(struct qlcnic_npar_func_cfg); for (i = 0; i < adapter->ahw->total_nic_func; i++) { if (adapter->npars[i].pci_func >= count) { dev_dbg(dev, "%s: Total nic functions[%d], App sent function count[%d]\n", __func__, adapter->ahw->total_nic_func, count); continue; } if (!adapter->npars[i].eswitch_status) continue; pci_func = adapter->npars[i].pci_func; if (qlcnic_is_valid_nic_func(adapter, pci_func) < 0) continue; ret = qlcnic_get_nic_info(adapter, &nic_info, pci_func); if (ret) return ret; np_cfg[pci_func].pci_func = pci_func; np_cfg[pci_func].op_mode = (u8)nic_info.op_mode; np_cfg[pci_func].port_num = nic_info.phys_port; np_cfg[pci_func].fw_capab = nic_info.capabilities; np_cfg[pci_func].min_bw = nic_info.min_tx_bw; np_cfg[pci_func].max_bw = nic_info.max_tx_bw; np_cfg[pci_func].max_tx_queues = nic_info.max_tx_ques; np_cfg[pci_func].max_rx_queues = nic_info.max_rx_ques; } qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); return size; } static ssize_t qlcnic_sysfs_get_port_stats(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_esw_statistics port_stats; int ret; if (qlcnic_83xx_check(adapter)) return -EOPNOTSUPP; if (size != sizeof(struct qlcnic_esw_statistics)) return -EINVAL; if (offset >= adapter->ahw->max_vnic_func) return -EINVAL; memset(&port_stats, 0, size); ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER, &port_stats.rx); if (ret) return ret; ret = qlcnic_get_port_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER, &port_stats.tx); if (ret) return ret; memcpy(buf, &port_stats, size); return size; } static ssize_t qlcnic_sysfs_get_esw_stats(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_esw_statistics esw_stats; int ret; if (qlcnic_83xx_check(adapter)) return -EOPNOTSUPP; if (size != sizeof(struct qlcnic_esw_statistics)) return -EINVAL; if (offset >= QLCNIC_NIU_MAX_XG_PORTS) return -EINVAL; memset(&esw_stats, 0, size); ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_RX_COUNTER, &esw_stats.rx); if (ret) return ret; ret = qlcnic_get_eswitch_stats(adapter, offset, QLCNIC_QUERY_TX_COUNTER, &esw_stats.tx); if (ret) return ret; memcpy(buf, &esw_stats, size); return size; } static ssize_t qlcnic_sysfs_clear_esw_stats(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int ret; if (qlcnic_83xx_check(adapter)) return -EOPNOTSUPP; if (offset >= QLCNIC_NIU_MAX_XG_PORTS) return -EINVAL; ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset, QLCNIC_QUERY_RX_COUNTER); if (ret) return ret; ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_ESWITCH, offset, QLCNIC_QUERY_TX_COUNTER); if (ret) return ret; return size; } static ssize_t qlcnic_sysfs_clear_port_stats(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); int ret; if (qlcnic_83xx_check(adapter)) return -EOPNOTSUPP; if (offset >= adapter->ahw->max_vnic_func) return -EINVAL; ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset, QLCNIC_QUERY_RX_COUNTER); if (ret) return ret; ret = qlcnic_clear_esw_stats(adapter, QLCNIC_STATS_PORT, offset, QLCNIC_QUERY_TX_COUNTER); if (ret) return ret; return size; } static ssize_t qlcnic_sysfs_read_pci_config(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); struct qlcnic_pci_func_cfg *pci_cfg; struct qlcnic_pci_info *pci_info; int i, ret; u32 count; pci_info = kcalloc(size, sizeof(*pci_info), GFP_KERNEL); if (!pci_info) return -ENOMEM; ret = qlcnic_get_pci_info(adapter, pci_info); if (ret) { kfree(pci_info); return ret; } pci_cfg = (struct qlcnic_pci_func_cfg *)buf; count = size / sizeof(struct qlcnic_pci_func_cfg); qlcnic_swap32_buffer((u32 *)pci_info, size / sizeof(u32)); for (i = 0; i < count; i++) { pci_cfg[i].pci_func = pci_info[i].id; pci_cfg[i].func_type = pci_info[i].type; pci_cfg[i].func_state = 0; pci_cfg[i].port_num = pci_info[i].default_port; pci_cfg[i].min_bw = pci_info[i].tx_min_bw; pci_cfg[i].max_bw = pci_info[i].tx_max_bw; memcpy(&pci_cfg[i].def_mac_addr, &pci_info[i].mac, ETH_ALEN); } kfree(pci_info); return size; } static ssize_t qlcnic_83xx_sysfs_flash_read_handler(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { unsigned char *p_read_buf; int ret, count; struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); if (!size) return -EINVAL; count = size / sizeof(u32); if (size % sizeof(u32)) count++; p_read_buf = kcalloc(size, sizeof(unsigned char), GFP_KERNEL); if (!p_read_buf) return -ENOMEM; if (qlcnic_83xx_lock_flash(adapter) != 0) { kfree(p_read_buf); return -EIO; } ret = qlcnic_83xx_lockless_flash_read32(adapter, offset, p_read_buf, count); if (ret) { qlcnic_83xx_unlock_flash(adapter); kfree(p_read_buf); return ret; } qlcnic_83xx_unlock_flash(adapter); qlcnic_swap32_buffer((u32 *)p_read_buf, count); memcpy(buf, p_read_buf, size); kfree(p_read_buf); return size; } static int qlcnic_83xx_sysfs_flash_bulk_write(struct qlcnic_adapter *adapter, char *buf, loff_t offset, size_t size) { int i, ret, count; unsigned char *p_cache, *p_src; p_cache = kcalloc(size, sizeof(unsigned char), GFP_KERNEL); if (!p_cache) return -ENOMEM; count = size / sizeof(u32); qlcnic_swap32_buffer((u32 *)buf, count); memcpy(p_cache, buf, size); p_src = p_cache; if (qlcnic_83xx_lock_flash(adapter) != 0) { kfree(p_cache); return -EIO; } if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_enable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } for (i = 0; i < count / QLC_83XX_FLASH_WRITE_MAX; i++) { ret = qlcnic_83xx_flash_bulk_write(adapter, offset, (u32 *)p_src, QLC_83XX_FLASH_WRITE_MAX); if (ret) { if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_disable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } p_src = p_src + sizeof(u32)*QLC_83XX_FLASH_WRITE_MAX; offset = offset + sizeof(u32)*QLC_83XX_FLASH_WRITE_MAX; } if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_disable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return 0; } static int qlcnic_83xx_sysfs_flash_write(struct qlcnic_adapter *adapter, char *buf, loff_t offset, size_t size) { int i, ret, count; unsigned char *p_cache, *p_src; p_cache = kcalloc(size, sizeof(unsigned char), GFP_KERNEL); if (!p_cache) return -ENOMEM; qlcnic_swap32_buffer((u32 *)buf, size / sizeof(u32)); memcpy(p_cache, buf, size); p_src = p_cache; count = size / sizeof(u32); if (qlcnic_83xx_lock_flash(adapter) != 0) { kfree(p_cache); return -EIO; } if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_enable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } for (i = 0; i < count; i++) { ret = qlcnic_83xx_flash_write32(adapter, offset, (u32 *)p_src); if (ret) { if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_disable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } p_src = p_src + sizeof(u32); offset = offset + sizeof(u32); } if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { ret = qlcnic_83xx_disable_flash_write(adapter); if (ret) { kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return -EIO; } } kfree(p_cache); qlcnic_83xx_unlock_flash(adapter); return 0; } static ssize_t qlcnic_83xx_sysfs_flash_write_handler(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t offset, size_t size) { int ret; static int flash_mode; unsigned long data; struct device *dev = kobj_to_dev(kobj); struct qlcnic_adapter *adapter = dev_get_drvdata(dev); ret = kstrtoul(buf, 16, &data); if (ret) return ret; switch (data) { case QLC_83XX_FLASH_SECTOR_ERASE_CMD: flash_mode = QLC_83XX_ERASE_MODE; ret = qlcnic_83xx_erase_flash_sector(adapter, offset); if (ret) { dev_err(&adapter->pdev->dev, "%s failed at %d\n", __func__, __LINE__); return -EIO; } break; case QLC_83XX_FLASH_BULK_WRITE_CMD: flash_mode = QLC_83XX_BULK_WRITE_MODE; break; case QLC_83XX_FLASH_WRITE_CMD: flash_mode = QLC_83XX_WRITE_MODE; break; default: if (flash_mode == QLC_83XX_BULK_WRITE_MODE) { ret = qlcnic_83xx_sysfs_flash_bulk_write(adapter, buf, offset, size); if (ret) { dev_err(&adapter->pdev->dev, "%s failed at %d\n", __func__, __LINE__); return -EIO; } } if (flash_mode == QLC_83XX_WRITE_MODE) { ret = qlcnic_83xx_sysfs_flash_write(adapter, buf, offset, size); if (ret) { dev_err(&adapter->pdev->dev, "%s failed at %d\n", __func__, __LINE__); return -EIO; } } } return size; } static const struct device_attribute dev_attr_bridged_mode = { .attr = { .name = "bridged_mode", .mode = 0644 }, .show = qlcnic_show_bridged_mode, .store = qlcnic_store_bridged_mode, }; static const struct device_attribute dev_attr_diag_mode = { .attr = { .name = "diag_mode", .mode = 0644 }, .show = qlcnic_show_diag_mode, .store = qlcnic_store_diag_mode, }; static const struct device_attribute dev_attr_beacon = { .attr = { .name = "beacon", .mode = 0644 }, .show = qlcnic_show_beacon, .store = qlcnic_store_beacon, }; static const struct bin_attribute bin_attr_crb = { .attr = { .name = "crb", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_crb, .write = qlcnic_sysfs_write_crb, }; static const struct bin_attribute bin_attr_mem = { .attr = { .name = "mem", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_mem, .write = qlcnic_sysfs_write_mem, }; static const struct bin_attribute bin_attr_npar_config = { .attr = { .name = "npar_config", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_npar_config, .write = qlcnic_sysfs_write_npar_config, }; static const struct bin_attribute bin_attr_pci_config = { .attr = { .name = "pci_config", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_pci_config, .write = NULL, }; static const struct bin_attribute bin_attr_port_stats = { .attr = { .name = "port_stats", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_get_port_stats, .write = qlcnic_sysfs_clear_port_stats, }; static const struct bin_attribute bin_attr_esw_stats = { .attr = { .name = "esw_stats", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_get_esw_stats, .write = qlcnic_sysfs_clear_esw_stats, }; static const struct bin_attribute bin_attr_esw_config = { .attr = { .name = "esw_config", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_esw_config, .write = qlcnic_sysfs_write_esw_config, }; static const struct bin_attribute bin_attr_pm_config = { .attr = { .name = "pm_config", .mode = 0644 }, .size = 0, .read = qlcnic_sysfs_read_pm_config, .write = qlcnic_sysfs_write_pm_config, }; static const struct bin_attribute bin_attr_flash = { .attr = { .name = "flash", .mode = 0644 }, .size = 0, .read = qlcnic_83xx_sysfs_flash_read_handler, .write = qlcnic_83xx_sysfs_flash_write_handler, }; #ifdef CONFIG_QLCNIC_HWMON static ssize_t qlcnic_hwmon_show_temp(struct device *dev, struct device_attribute *dev_attr, char *buf) { struct qlcnic_adapter *adapter = dev_get_drvdata(dev); unsigned int temperature = 0, value = 0; if (qlcnic_83xx_check(adapter)) value = QLCRDX(adapter->ahw, QLC_83XX_ASIC_TEMP); else if (qlcnic_82xx_check(adapter)) value = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP); temperature = qlcnic_get_temp_val(value); /* display millidegree celcius */ temperature *= 1000; return sprintf(buf, "%u\n", temperature); } /* hwmon-sysfs attributes */ static SENSOR_DEVICE_ATTR(temp1_input, 0444, qlcnic_hwmon_show_temp, NULL, 1); static struct attribute *qlcnic_hwmon_attrs[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, NULL }; ATTRIBUTE_GROUPS(qlcnic_hwmon); void qlcnic_register_hwmon_dev(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; struct device *hwmon_dev; /* Skip hwmon registration for a VF device */ if (qlcnic_sriov_vf_check(adapter)) { adapter->ahw->hwmon_dev = NULL; return; } hwmon_dev = hwmon_device_register_with_groups(dev, qlcnic_driver_name, adapter, qlcnic_hwmon_groups); if (IS_ERR(hwmon_dev)) { dev_err(dev, "Cannot register with hwmon, err=%ld\n", PTR_ERR(hwmon_dev)); hwmon_dev = NULL; } adapter->ahw->hwmon_dev = hwmon_dev; } void qlcnic_unregister_hwmon_dev(struct qlcnic_adapter *adapter) { struct device *hwmon_dev = adapter->ahw->hwmon_dev; if (hwmon_dev) { hwmon_device_unregister(hwmon_dev); adapter->ahw->hwmon_dev = NULL; } } #endif void qlcnic_create_sysfs_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_BDG) if (device_create_file(dev, &dev_attr_bridged_mode)) dev_warn(dev, "failed to create bridged_mode sysfs entry\n"); } void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_BDG) device_remove_file(dev, &dev_attr_bridged_mode); } static void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; if (device_create_bin_file(dev, &bin_attr_port_stats)) dev_info(dev, "failed to create port stats sysfs entry"); if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) return; if (device_create_file(dev, &dev_attr_diag_mode)) dev_info(dev, "failed to create diag_mode sysfs entry\n"); if (device_create_bin_file(dev, &bin_attr_crb)) dev_info(dev, "failed to create crb sysfs entry\n"); if (device_create_bin_file(dev, &bin_attr_mem)) dev_info(dev, "failed to create mem sysfs entry\n"); if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) return; if (device_create_bin_file(dev, &bin_attr_pci_config)) dev_info(dev, "failed to create pci config sysfs entry"); if (device_create_file(dev, &dev_attr_beacon)) dev_info(dev, "failed to create beacon sysfs entry"); if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) return; if (device_create_bin_file(dev, &bin_attr_esw_config)) dev_info(dev, "failed to create esw config sysfs entry"); if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) return; if (device_create_bin_file(dev, &bin_attr_npar_config)) dev_info(dev, "failed to create npar config sysfs entry"); if (device_create_bin_file(dev, &bin_attr_pm_config)) dev_info(dev, "failed to create pm config sysfs entry"); if (device_create_bin_file(dev, &bin_attr_esw_stats)) dev_info(dev, "failed to create eswitch stats sysfs entry"); } static void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; device_remove_bin_file(dev, &bin_attr_port_stats); if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) return; device_remove_file(dev, &dev_attr_diag_mode); device_remove_bin_file(dev, &bin_attr_crb); device_remove_bin_file(dev, &bin_attr_mem); if (test_bit(__QLCNIC_MAINTENANCE_MODE, &adapter->state)) return; device_remove_bin_file(dev, &bin_attr_pci_config); device_remove_file(dev, &dev_attr_beacon); if (!(adapter->flags & QLCNIC_ESWITCH_ENABLED)) return; device_remove_bin_file(dev, &bin_attr_esw_config); if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) return; device_remove_bin_file(dev, &bin_attr_npar_config); device_remove_bin_file(dev, &bin_attr_pm_config); device_remove_bin_file(dev, &bin_attr_esw_stats); } void qlcnic_82xx_add_sysfs(struct qlcnic_adapter *adapter) { qlcnic_create_diag_entries(adapter); } void qlcnic_82xx_remove_sysfs(struct qlcnic_adapter *adapter) { qlcnic_remove_diag_entries(adapter); } void qlcnic_83xx_add_sysfs(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; qlcnic_create_diag_entries(adapter); if (sysfs_create_bin_file(&dev->kobj, &bin_attr_flash)) dev_info(dev, "failed to create flash sysfs entry\n"); } void qlcnic_83xx_remove_sysfs(struct qlcnic_adapter *adapter) { struct device *dev = &adapter->pdev->dev; qlcnic_remove_diag_entries(adapter); sysfs_remove_bin_file(&dev->kobj, &bin_attr_flash); }
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