diff options
24 files changed, 4455 insertions, 53 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/Makefile b/drivers/net/ethernet/intel/ixgbe/Makefile index 965e5ce1b326..b456d102655a 100644 --- a/drivers/net/ethernet/intel/ixgbe/Makefile +++ b/drivers/net/ethernet/intel/ixgbe/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 -# Copyright(c) 1999 - 2018 Intel Corporation. +# Copyright(c) 1999 - 2024 Intel Corporation. # # Makefile for the Intel(R) 10GbE PCI Express ethernet driver # @@ -9,7 +9,7 @@ obj-$(CONFIG_IXGBE) += ixgbe.o ixgbe-y := ixgbe_main.o ixgbe_common.o ixgbe_ethtool.o \ ixgbe_82599.o ixgbe_82598.o ixgbe_phy.o ixgbe_sriov.o \ ixgbe_mbx.o ixgbe_x540.o ixgbe_x550.o ixgbe_lib.o ixgbe_ptp.o \ - ixgbe_xsk.o + ixgbe_xsk.o ixgbe_e610.o ixgbe-$(CONFIG_IXGBE_DCB) += ixgbe_dcb.o ixgbe_dcb_82598.o \ ixgbe_dcb_82599.o ixgbe_dcb_nl.o diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 559b443c409f..e6a380d4929b 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #ifndef _IXGBE_H_ #define _IXGBE_H_ @@ -20,6 +20,7 @@ #include "ixgbe_type.h" #include "ixgbe_common.h" #include "ixgbe_dcb.h" +#include "ixgbe_e610.h" #if IS_ENABLED(CONFIG_FCOE) #define IXGBE_FCOE #include "ixgbe_fcoe.h" @@ -173,6 +174,7 @@ enum ixgbe_tx_flags { #define VMDQ_P(p) ((p) + adapter->ring_feature[RING_F_VMDQ].offset) #define IXGBE_82599_VF_DEVICE_ID 0x10ED #define IXGBE_X540_VF_DEVICE_ID 0x1515 +#define IXGBE_E610_VF_DEVICE_ID 0x57AD #define UPDATE_VF_COUNTER_32bit(reg, last_counter, counter) \ { \ @@ -654,6 +656,7 @@ struct ixgbe_adapter { #define IXGBE_FLAG2_RSS_FIELD_IPV6_UDP BIT(9) #define IXGBE_FLAG2_PTP_PPS_ENABLED BIT(10) #define IXGBE_FLAG2_PHY_INTERRUPT BIT(11) +#define IXGBE_FLAG2_FW_ASYNC_EVENT BIT(12) #define IXGBE_FLAG2_VLAN_PROMISC BIT(13) #define IXGBE_FLAG2_EEE_CAPABLE BIT(14) #define IXGBE_FLAG2_EEE_ENABLED BIT(15) @@ -661,6 +664,9 @@ struct ixgbe_adapter { #define IXGBE_FLAG2_IPSEC_ENABLED BIT(17) #define IXGBE_FLAG2_VF_IPSEC_ENABLED BIT(18) #define IXGBE_FLAG2_AUTO_DISABLE_VF BIT(19) +#define IXGBE_FLAG2_PHY_FW_LOAD_FAILED BIT(20) +#define IXGBE_FLAG2_NO_MEDIA BIT(21) +#define IXGBE_FLAG2_MOD_POWER_UNSUPPORTED BIT(22) /* Tx fast path data */ int num_tx_queues; @@ -793,6 +799,7 @@ struct ixgbe_adapter { u32 vferr_refcount; struct ixgbe_mac_addr *mac_table; struct kobject *info_kobj; + u16 lse_mask; #ifdef CONFIG_IXGBE_HWMON struct hwmon_buff *ixgbe_hwmon_buff; #endif /* CONFIG_IXGBE_HWMON */ @@ -849,6 +856,7 @@ static inline u8 ixgbe_max_rss_indices(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: return IXGBE_MAX_RSS_INDICES_X550; default: return 0; @@ -874,6 +882,7 @@ enum ixgbe_state_t { __IXGBE_PTP_RUNNING, __IXGBE_PTP_TX_IN_PROGRESS, __IXGBE_RESET_REQUESTED, + __IXGBE_PHY_INIT_COMPLETE, }; struct ixgbe_cb { @@ -896,6 +905,7 @@ enum ixgbe_boards { board_x550em_x_fw, board_x550em_a, board_x550em_a_fw, + board_e610, }; extern const struct ixgbe_info ixgbe_82598_info; @@ -906,6 +916,7 @@ extern const struct ixgbe_info ixgbe_X550EM_x_info; extern const struct ixgbe_info ixgbe_x550em_x_fw_info; extern const struct ixgbe_info ixgbe_x550em_a_info; extern const struct ixgbe_info ixgbe_x550em_a_fw_info; +extern const struct ixgbe_info ixgbe_e610_info; #ifdef CONFIG_IXGBE_DCB extern const struct dcbnl_rtnl_ops ixgbe_dcbnl_ops; #endif diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c index cdaf087b4e85..964988b4d58b 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/pci.h> #include <linux/delay.h> @@ -1615,6 +1615,7 @@ int ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: IXGBE_WRITE_REG(hw, IXGBE_FDIRSCTPM, ~fdirtcpm); break; default: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 3be1bfb16498..7beaf6ea57f9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/pci.h> #include <linux/delay.h> @@ -58,6 +58,7 @@ bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw) switch (hw->device_id) { case IXGBE_DEV_ID_X550EM_A_SFP: case IXGBE_DEV_ID_X550EM_A_SFP_N: + case IXGBE_DEV_ID_E610_SFP: supported = false; break; default: @@ -88,6 +89,8 @@ bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw) case IXGBE_DEV_ID_X550EM_A_10G_T: case IXGBE_DEV_ID_X550EM_A_1G_T: case IXGBE_DEV_ID_X550EM_A_1G_T_L: + case IXGBE_DEV_ID_E610_10G_T: + case IXGBE_DEV_ID_E610_2_5G_T: supported = true; break; default: @@ -469,9 +472,14 @@ int ixgbe_clear_hw_cntrs_generic(struct ixgbe_hw *hw) } } - if (hw->mac.type == ixgbe_mac_X550 || hw->mac.type == ixgbe_mac_X540) { + if (hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X540 || + hw->mac.type == ixgbe_mac_e610) { if (hw->phy.id == 0) hw->phy.ops.identify(hw); + } + + if (hw->mac.type == ixgbe_mac_X550 || hw->mac.type == ixgbe_mac_X540) { hw->phy.ops.read_reg(hw, IXGBE_PCRC8ECL, MDIO_MMD_PCS, &i); hw->phy.ops.read_reg(hw, IXGBE_PCRC8ECH, MDIO_MMD_PCS, &i); hw->phy.ops.read_reg(hw, IXGBE_LDPCECL, MDIO_MMD_PCS, &i); @@ -660,7 +668,11 @@ int ixgbe_get_bus_info_generic(struct ixgbe_hw *hw) hw->bus.type = ixgbe_bus_type_pci_express; /* Get the negotiated link width and speed from PCI config space */ - link_status = ixgbe_read_pci_cfg_word(hw, IXGBE_PCI_LINK_STATUS); + if (hw->mac.type == ixgbe_mac_e610) + link_status = ixgbe_read_pci_cfg_word(hw, IXGBE_PCI_LINK_STATUS_E610); + else + link_status = ixgbe_read_pci_cfg_word(hw, + IXGBE_PCI_LINK_STATUS); hw->bus.width = ixgbe_convert_bus_width(link_status); hw->bus.speed = ixgbe_convert_bus_speed(link_status); @@ -2918,6 +2930,10 @@ u16 ixgbe_get_pcie_msix_count_generic(struct ixgbe_hw *hw) pcie_offset = IXGBE_PCIE_MSIX_82599_CAPS; max_msix_count = IXGBE_MAX_MSIX_VECTORS_82599; break; + case ixgbe_mac_e610: + pcie_offset = IXGBE_PCIE_MSIX_E610_CAPS; + max_msix_count = IXGBE_MAX_MSIX_VECTORS_82599; + break; default: return 1; } @@ -3366,7 +3382,8 @@ int ixgbe_check_mac_link_generic(struct ixgbe_hw *hw, ixgbe_link_speed *speed, *speed = IXGBE_LINK_SPEED_1GB_FULL; break; case IXGBE_LINKS_SPEED_100_82599: - if ((hw->mac.type >= ixgbe_mac_X550) && + if ((hw->mac.type >= ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_e610) && (links_reg & IXGBE_LINKS_SPEED_NON_STD)) *speed = IXGBE_LINK_SPEED_5GB_FULL; else diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c index f2709b10c2e5..19d6b6fa8fb3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include "ixgbe.h" #include <linux/dcbnl.h> @@ -154,6 +154,7 @@ static void ixgbe_dcbnl_get_perm_hw_addr(struct net_device *netdev, case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: + case ixgbe_mac_e610: for (j = 0; j < netdev->addr_len; j++, i++) perm_addr[i] = adapter->hw.mac.san_addr[j]; break; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c new file mode 100644 index 000000000000..683c668672d6 --- /dev/null +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c @@ -0,0 +1,2658 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2024 Intel Corporation. */ + +#include "ixgbe_common.h" +#include "ixgbe_e610.h" +#include "ixgbe_x550.h" +#include "ixgbe_type.h" +#include "ixgbe_x540.h" +#include "ixgbe_mbx.h" +#include "ixgbe_phy.h" + +/** + * ixgbe_should_retry_aci_send_cmd_execute - decide if ACI command should + * be resent + * @opcode: ACI opcode + * + * Check if ACI command should be sent again depending on the provided opcode. + * It may happen when CSR is busy during link state changes. + * + * Return: true if the sending command routine should be repeated, + * otherwise false. + */ +static bool ixgbe_should_retry_aci_send_cmd_execute(u16 opcode) +{ + switch (opcode) { + case ixgbe_aci_opc_disable_rxen: + case ixgbe_aci_opc_get_phy_caps: + case ixgbe_aci_opc_get_link_status: + case ixgbe_aci_opc_get_link_topo: + return true; + } + + return false; +} + +/** + * ixgbe_aci_send_cmd_execute - execute sending FW Admin Command to FW Admin + * Command Interface + * @hw: pointer to the HW struct + * @desc: descriptor describing the command + * @buf: buffer to use for indirect commands (NULL for direct commands) + * @buf_size: size of buffer for indirect commands (0 for direct commands) + * + * Admin Command is sent using CSR by setting descriptor and buffer in specific + * registers. + * + * Return: the exit code of the operation. + * * - 0 - success. + * * - -EIO - CSR mechanism is not enabled. + * * - -EBUSY - CSR mechanism is busy. + * * - -EINVAL - buf_size is too big or + * invalid argument buf or buf_size. + * * - -ETIME - Admin Command X command timeout. + * * - -EIO - Admin Command X invalid state of HICR register or + * Admin Command failed because of bad opcode was returned or + * Admin Command failed with error Y. + */ +static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw, + struct ixgbe_aci_desc *desc, + void *buf, u16 buf_size) +{ + u16 opcode, buf_tail_size = buf_size % 4; + u32 *raw_desc = (u32 *)desc; + u32 hicr, i, buf_tail = 0; + bool valid_buf = false; + + hw->aci.last_status = IXGBE_ACI_RC_OK; + + /* It's necessary to check if mechanism is enabled */ + hicr = IXGBE_READ_REG(hw, IXGBE_PF_HICR); + + if (!(hicr & IXGBE_PF_HICR_EN)) + return -EIO; + + if (hicr & IXGBE_PF_HICR_C) { + hw->aci.last_status = IXGBE_ACI_RC_EBUSY; + return -EBUSY; + } + + opcode = le16_to_cpu(desc->opcode); + + if (buf_size > IXGBE_ACI_MAX_BUFFER_SIZE) + return -EINVAL; + + if (buf) + desc->flags |= cpu_to_le16(IXGBE_ACI_FLAG_BUF); + + if (desc->flags & cpu_to_le16(IXGBE_ACI_FLAG_BUF)) { + if ((buf && !buf_size) || + (!buf && buf_size)) + return -EINVAL; + if (buf && buf_size) + valid_buf = true; + } + + if (valid_buf) { + if (buf_tail_size) + memcpy(&buf_tail, buf + buf_size - buf_tail_size, + buf_tail_size); + + if (((buf_size + 3) & ~0x3) > IXGBE_ACI_LG_BUF) + desc->flags |= cpu_to_le16(IXGBE_ACI_FLAG_LB); + + desc->datalen = cpu_to_le16(buf_size); + + if (desc->flags & cpu_to_le16(IXGBE_ACI_FLAG_RD)) { + for (i = 0; i < buf_size / 4; i++) + IXGBE_WRITE_REG(hw, IXGBE_PF_HIBA(i), ((u32 *)buf)[i]); + if (buf_tail_size) + IXGBE_WRITE_REG(hw, IXGBE_PF_HIBA(i), buf_tail); + } + } + + /* Descriptor is written to specific registers */ + for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) + IXGBE_WRITE_REG(hw, IXGBE_PF_HIDA(i), raw_desc[i]); + + /* SW has to set PF_HICR.C bit and clear PF_HICR.SV and + * PF_HICR_EV + */ + hicr = (IXGBE_READ_REG(hw, IXGBE_PF_HICR) | IXGBE_PF_HICR_C) & + ~(IXGBE_PF_HICR_SV | IXGBE_PF_HICR_EV); + IXGBE_WRITE_REG(hw, IXGBE_PF_HICR, hicr); + +#define MAX_SLEEP_RESP_US 1000 +#define MAX_TMOUT_RESP_SYNC_US 100000000 + + /* Wait for sync Admin Command response */ + read_poll_timeout(IXGBE_READ_REG, hicr, + (hicr & IXGBE_PF_HICR_SV) || + !(hicr & IXGBE_PF_HICR_C), + MAX_SLEEP_RESP_US, MAX_TMOUT_RESP_SYNC_US, true, hw, + IXGBE_PF_HICR); + +#define MAX_TMOUT_RESP_ASYNC_US 150000000 + + /* Wait for async Admin Command response */ + read_poll_timeout(IXGBE_READ_REG, hicr, + (hicr & IXGBE_PF_HICR_EV) || + !(hicr & IXGBE_PF_HICR_C), + MAX_SLEEP_RESP_US, MAX_TMOUT_RESP_ASYNC_US, true, hw, + IXGBE_PF_HICR); + + /* Read sync Admin Command response */ + if ((hicr & IXGBE_PF_HICR_SV)) { + for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) { + raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA(i)); + raw_desc[i] = raw_desc[i]; + } + } + + /* Read async Admin Command response */ + if ((hicr & IXGBE_PF_HICR_EV) && !(hicr & IXGBE_PF_HICR_C)) { + for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) { + raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA_2(i)); + raw_desc[i] = raw_desc[i]; + } + } + + /* Handle timeout and invalid state of HICR register */ + if (hicr & IXGBE_PF_HICR_C) + return -ETIME; + + if (!(hicr & IXGBE_PF_HICR_SV) && !(hicr & IXGBE_PF_HICR_EV)) + return -EIO; + + /* For every command other than 0x0014 treat opcode mismatch + * as an error. Response to 0x0014 command read from HIDA_2 + * is a descriptor of an event which is expected to contain + * different opcode than the command. + */ + if (desc->opcode != cpu_to_le16(opcode) && + opcode != ixgbe_aci_opc_get_fw_event) + return -EIO; + + if (desc->retval) { + hw->aci.last_status = (enum ixgbe_aci_err) + le16_to_cpu(desc->retval); + return -EIO; + } + + /* Write a response values to a buf */ + if (valid_buf) { + for (i = 0; i < buf_size / 4; i++) + ((u32 *)buf)[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIBA(i)); + if (buf_tail_size) { + buf_tail = IXGBE_READ_REG(hw, IXGBE_PF_HIBA(i)); + memcpy(buf + buf_size - buf_tail_size, &buf_tail, + buf_tail_size); + } + } + + return 0; +} + +/** + * ixgbe_aci_send_cmd - send FW Admin Command to FW Admin Command Interface + * @hw: pointer to the HW struct + * @desc: descriptor describing the command + * @buf: buffer to use for indirect commands (NULL for direct commands) + * @buf_size: size of buffer for indirect commands (0 for direct commands) + * + * Helper function to send FW Admin Commands to the FW Admin Command Interface. + * + * Retry sending the FW Admin Command multiple times to the FW ACI + * if the EBUSY Admin Command error is returned. + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_send_cmd(struct ixgbe_hw *hw, struct ixgbe_aci_desc *desc, + void *buf, u16 buf_size) +{ + u16 opcode = le16_to_cpu(desc->opcode); + struct ixgbe_aci_desc desc_cpy; + enum ixgbe_aci_err last_status; + u8 idx = 0, *buf_cpy = NULL; + bool is_cmd_for_retry; + unsigned long timeout; + int err; + + is_cmd_for_retry = ixgbe_should_retry_aci_send_cmd_execute(opcode); + if (is_cmd_for_retry) { + if (buf) { + buf_cpy = kmalloc(buf_size, GFP_KERNEL); + if (!buf_cpy) + return -ENOMEM; + *buf_cpy = *(u8 *)buf; + } + desc_cpy = *desc; + } + + timeout = jiffies + msecs_to_jiffies(IXGBE_ACI_SEND_TIMEOUT_MS); + do { + mutex_lock(&hw->aci.lock); + err = ixgbe_aci_send_cmd_execute(hw, desc, buf, buf_size); + last_status = hw->aci.last_status; + mutex_unlock(&hw->aci.lock); + + if (!is_cmd_for_retry || !err || + last_status != IXGBE_ACI_RC_EBUSY) + break; + + if (buf) + memcpy(buf, buf_cpy, buf_size); + *desc = desc_cpy; + + msleep(IXGBE_ACI_SEND_DELAY_TIME_MS); + } while (++idx < IXGBE_ACI_SEND_MAX_EXECUTE && + time_before(jiffies, timeout)); + + kfree(buf_cpy); + + return err; +} + +/** + * ixgbe_aci_check_event_pending - check if there are any pending events + * @hw: pointer to the HW struct + * + * Determine if there are any pending events. + * + * Return: true if there are any currently pending events + * otherwise false. + */ +bool ixgbe_aci_check_event_pending(struct ixgbe_hw *hw) +{ + u32 ep_bit_mask = hw->bus.func ? GL_FWSTS_EP_PF1 : GL_FWSTS_EP_PF0; + u32 fwsts = IXGBE_READ_REG(hw, GL_FWSTS); + + return (fwsts & ep_bit_mask) ? true : false; +} + +/** + * ixgbe_aci_get_event - get an event from ACI + * @hw: pointer to the HW struct + * @e: event information structure + * @pending: optional flag signaling that there are more pending events + * + * Obtain an event from ACI and return its content + * through 'e' using ACI command (0x0014). + * Provide information if there are more events + * to retrieve through 'pending'. + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_get_event(struct ixgbe_hw *hw, struct ixgbe_aci_event *e, + bool *pending) +{ + struct ixgbe_aci_desc desc; + int err; + + if (!e || (!e->msg_buf && e->buf_len)) + return -EINVAL; + + mutex_lock(&hw->aci.lock); + + /* Check if there are any events pending */ + if (!ixgbe_aci_check_event_pending(hw)) { + err = -ENOENT; + goto aci_get_event_exit; + } + + /* Obtain pending event */ + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_fw_event); + err = ixgbe_aci_send_cmd_execute(hw, &desc, e->msg_buf, e->buf_len); + if (err) + goto aci_get_event_exit; + + /* Returned 0x0014 opcode indicates that no event was obtained */ + if (desc.opcode == cpu_to_le16(ixgbe_aci_opc_get_fw_event)) { + err = -ENOENT; + goto aci_get_event_exit; + } + + /* Determine size of event data */ + e->msg_len = min_t(u16, le16_to_cpu(desc.datalen), e->buf_len); + /* Write event descriptor to event info structure */ + memcpy(&e->desc, &desc, sizeof(e->desc)); + + /* Check if there are any further events pending */ + if (pending) + *pending = ixgbe_aci_check_event_pending(hw); + +aci_get_event_exit: + mutex_unlock(&hw->aci.lock); + + return err; +} + +/** + * ixgbe_fill_dflt_direct_cmd_desc - fill ACI descriptor with default values. + * @desc: pointer to the temp descriptor (non DMA mem) + * @opcode: the opcode can be used to decide which flags to turn off or on + * + * Helper function to fill the descriptor desc with default values + * and the provided opcode. + */ +void ixgbe_fill_dflt_direct_cmd_desc(struct ixgbe_aci_desc *desc, u16 opcode) +{ + /* Zero out the desc. */ + memset(desc, 0, sizeof(*desc)); + desc->opcode = cpu_to_le16(opcode); + desc->flags = cpu_to_le16(IXGBE_ACI_FLAG_SI); +} + +/** + * ixgbe_aci_req_res - request a common resource + * @hw: pointer to the HW struct + * @res: resource ID + * @access: access type + * @sdp_number: resource number + * @timeout: the maximum time in ms that the driver may hold the resource + * + * Requests a common resource using the ACI command (0x0008). + * Specifies the maximum time the driver may hold the resource. + * If the requested resource is currently occupied by some other driver, + * a busy return value is returned and the timeout field value indicates the + * maximum time the current owner has to free it. + * + * Return: the exit code of the operation. + */ +static int ixgbe_aci_req_res(struct ixgbe_hw *hw, enum ixgbe_aci_res_ids res, + enum ixgbe_aci_res_access_type access, + u8 sdp_number, u32 *timeout) +{ + struct ixgbe_aci_cmd_req_res *cmd_resp; + struct ixgbe_aci_desc desc; + int err; + + cmd_resp = &desc.params.res_owner; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_req_res); + + cmd_resp->res_id = cpu_to_le16(res); + cmd_resp->access_type = cpu_to_le16(access); + cmd_resp->res_number = cpu_to_le32(sdp_number); + cmd_resp->timeout = cpu_to_le32(*timeout); + *timeout = 0; + + err = ixgbe_aci_send_cmd(hw, &desc, NULL, 0); + + /* If the resource is held by some other driver, the command completes + * with a busy return value and the timeout field indicates the maximum + * time the current owner of the resource has to free it. + */ + if (!err || hw->aci.last_status == IXGBE_ACI_RC_EBUSY) + *timeout = le32_to_cpu(cmd_resp->timeout); + + return err; +} + +/** + * ixgbe_aci_release_res - release a common resource using ACI + * @hw: pointer to the HW struct + * @res: resource ID + * @sdp_number: resource number + * + * Release a common resource using ACI command (0x0009). + * + * Return: the exit code of the operation. + */ +static int ixgbe_aci_release_res(struct ixgbe_hw *hw, + enum ixgbe_aci_res_ids res, u8 sdp_number) +{ + struct ixgbe_aci_cmd_req_res *cmd; + struct ixgbe_aci_desc desc; + + cmd = &desc.params.res_owner; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_release_res); + + cmd->res_id = cpu_to_le16(res); + cmd->res_number = cpu_to_le32(sdp_number); + + return ixgbe_aci_send_cmd(hw, &desc, NULL, 0); +} + +/** + * ixgbe_acquire_res - acquire the ownership of a resource + * @hw: pointer to the HW structure + * @res: resource ID + * @access: access type (read or write) + * @timeout: timeout in milliseconds + * + * Make an attempt to acquire the ownership of a resource using + * the ixgbe_aci_req_res to utilize ACI. + * In case if some other driver has previously acquired the resource and + * performed any necessary updates, the -EALREADY is returned, + * and the caller does not obtain the resource and has no further work to do. + * If needed, the function will poll until the current lock owner timeouts. + * + * Return: the exit code of the operation. + */ +int ixgbe_acquire_res(struct ixgbe_hw *hw, enum ixgbe_aci_res_ids res, + enum ixgbe_aci_res_access_type access, u32 timeout) +{ +#define IXGBE_RES_POLLING_DELAY_MS 10 + u32 delay = IXGBE_RES_POLLING_DELAY_MS; + u32 res_timeout = timeout; + u32 retry_timeout; + int err; + + err = ixgbe_aci_req_res(hw, res, access, 0, &res_timeout); + + /* A return code of -EALREADY means that another driver has + * previously acquired the resource and performed any necessary updates; + * in this case the caller does not obtain the resource and has no + * further work to do. + */ + if (err == -EALREADY) + return err; + + /* If necessary, poll until the current lock owner timeouts. + * Set retry_timeout to the timeout value reported by the FW in the + * response to the "Request Resource Ownership" (0x0008) Admin Command + * as it indicates the maximum time the current owner of the resource + * is allowed to hold it. + */ + retry_timeout = res_timeout; + while (err && retry_timeout && res_timeout) { + msleep(delay); + retry_timeout = (retry_timeout > delay) ? + retry_timeout - delay : 0; + err = ixgbe_aci_req_res(hw, res, access, 0, &res_timeout); + + /* Success - lock acquired. + * -EALREADY - lock free, no work to do. + */ + if (!err || err == -EALREADY) + break; + } + + return err; +} + +/** + * ixgbe_release_res - release a common resource + * @hw: pointer to the HW structure + * @res: resource ID + * + * Release a common resource using ixgbe_aci_release_res. + */ +void ixgbe_release_res(struct ixgbe_hw *hw, enum ixgbe_aci_res_ids res) +{ + u32 total_delay = 0; + int err; + + err = ixgbe_aci_release_res(hw, res, 0); + + /* There are some rare cases when trying to release the resource + * results in an admin command timeout, so handle them correctly. + */ + while (err == -ETIME && + total_delay < IXGBE_ACI_RELEASE_RES_TIMEOUT) { + usleep_range(1000, 1500); + err = ixgbe_aci_release_res(hw, res, 0); + total_delay++; + } +} + +/** + * ixgbe_parse_e610_caps - Parse common device/function capabilities + * @hw: pointer to the HW struct + * @caps: pointer to common capabilities structure + * @elem: the capability element to parse + * @prefix: message prefix for tracing capabilities + * + * Given a capability element, extract relevant details into the common + * capability structure. + * + * Return: true if the capability matches one of the common capability ids, + * false otherwise. + */ +static bool ixgbe_parse_e610_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_caps *caps, + struct ixgbe_aci_cmd_list_caps_elem *elem, + const char *prefix) +{ + u32 logical_id = le32_to_cpu(elem->logical_id); + u32 phys_id = le32_to_cpu(elem->phys_id); + u32 number = le32_to_cpu(elem->number); + u16 cap = le16_to_cpu(elem->cap); + + switch (cap) { + case IXGBE_ACI_CAPS_VALID_FUNCTIONS: + caps->valid_functions = number; + break; + case IXGBE_ACI_CAPS_SRIOV: + caps->sr_iov_1_1 = (number == 1); + break; + case IXGBE_ACI_CAPS_VMDQ: + caps->vmdq = (number == 1); + break; + case IXGBE_ACI_CAPS_DCB: + caps->dcb = (number == 1); + caps->active_tc_bitmap = logical_id; + caps->maxtc = phys_id; + break; + case IXGBE_ACI_CAPS_RSS: + caps->rss_table_size = number; + caps->rss_table_entry_width = logical_id; + break; + case IXGBE_ACI_CAPS_RXQS: + caps->num_rxq = number; + caps->rxq_first_id = phys_id; + break; + case IXGBE_ACI_CAPS_TXQS: + caps->num_txq = number; + caps->txq_first_id = phys_id; + break; + case IXGBE_ACI_CAPS_MSIX: + caps->num_msix_vectors = number; + caps->msix_vector_first_id = phys_id; + break; + case IXGBE_ACI_CAPS_NVM_VER: + break; + case IXGBE_ACI_CAPS_MAX_MTU: + caps->max_mtu = number; + break; + case IXGBE_ACI_CAPS_PCIE_RESET_AVOIDANCE: + caps->pcie_reset_avoidance = (number > 0); + break; + case IXGBE_ACI_CAPS_POST_UPDATE_RESET_RESTRICT: + caps->reset_restrict_support = (number == 1); + break; + case IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG0: + case IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG1: + case IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG2: + case IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG3: + { + u8 index = cap - IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG0; + + caps->ext_topo_dev_img_ver_high[index] = number; + caps->ext_topo_dev_img_ver_low[index] = logical_id; + caps->ext_topo_dev_img_part_num[index] = + FIELD_GET(IXGBE_EXT_TOPO_DEV_IMG_PART_NUM_M, phys_id); + caps->ext_topo_dev_img_load_en[index] = + (phys_id & IXGBE_EXT_TOPO_DEV_IMG_LOAD_EN) != 0; + caps->ext_topo_dev_img_prog_en[index] = + (phys_id & IXGBE_EXT_TOPO_DEV_IMG_PROG_EN) != 0; + break; + } + default: + /* Not one of the recognized common capabilities */ + return false; + } + + return true; +} + +/** + * ixgbe_parse_valid_functions_cap - Parse IXGBE_ACI_CAPS_VALID_FUNCTIONS caps + * @hw: pointer to the HW struct + * @dev_p: pointer to device capabilities structure + * @cap: capability element to parse + * + * Parse IXGBE_ACI_CAPS_VALID_FUNCTIONS for device capabilities. + */ +static void +ixgbe_parse_valid_functions_cap(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + dev_p->num_funcs = hweight32(le32_to_cpu(cap->number)); +} + +/** + * ixgbe_parse_vf_dev_caps - Parse IXGBE_ACI_CAPS_VF device caps + * @hw: pointer to the HW struct + * @dev_p: pointer to device capabilities structure + * @cap: capability element to parse + * + * Parse IXGBE_ACI_CAPS_VF for device capabilities. + */ +static void ixgbe_parse_vf_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + dev_p->num_vfs_exposed = le32_to_cpu(cap->number); +} + +/** + * ixgbe_parse_vsi_dev_caps - Parse IXGBE_ACI_CAPS_VSI device caps + * @hw: pointer to the HW struct + * @dev_p: pointer to device capabilities structure + * @cap: capability element to parse + * + * Parse IXGBE_ACI_CAPS_VSI for device capabilities. + */ +static void ixgbe_parse_vsi_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + dev_p->num_vsi_allocd_to_host = le32_to_cpu(cap->number); +} + +/** + * ixgbe_parse_fdir_dev_caps - Parse IXGBE_ACI_CAPS_FD device caps + * @hw: pointer to the HW struct + * @dev_p: pointer to device capabilities structure + * @cap: capability element to parse + * + * Parse IXGBE_ACI_CAPS_FD for device capabilities. + */ +static void ixgbe_parse_fdir_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + dev_p->num_flow_director_fltr = le32_to_cpu(cap->number); +} + +/** + * ixgbe_parse_dev_caps - Parse device capabilities + * @hw: pointer to the HW struct + * @dev_p: pointer to device capabilities structure + * @buf: buffer containing the device capability records + * @cap_count: the number of capabilities + * + * Helper device to parse device (0x000B) capabilities list. For + * capabilities shared between device and function, this relies on + * ixgbe_parse_e610_caps. + * + * Loop through the list of provided capabilities and extract the relevant + * data into the device capabilities structured. + */ +static void ixgbe_parse_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_p, + void *buf, u32 cap_count) +{ + struct ixgbe_aci_cmd_list_caps_elem *cap_resp; + u32 i; + + cap_resp = (struct ixgbe_aci_cmd_list_caps_elem *)buf; + + memset(dev_p, 0, sizeof(*dev_p)); + + for (i = 0; i < cap_count; i++) { + u16 cap = le16_to_cpu(cap_resp[i].cap); + + ixgbe_parse_e610_caps(hw, &dev_p->common_cap, &cap_resp[i], + "dev caps"); + + switch (cap) { + case IXGBE_ACI_CAPS_VALID_FUNCTIONS: + ixgbe_parse_valid_functions_cap(hw, dev_p, + &cap_resp[i]); + break; + case IXGBE_ACI_CAPS_VF: + ixgbe_parse_vf_dev_caps(hw, dev_p, &cap_resp[i]); + break; + case IXGBE_ACI_CAPS_VSI: + ixgbe_parse_vsi_dev_caps(hw, dev_p, &cap_resp[i]); + break; + case IXGBE_ACI_CAPS_FD: + ixgbe_parse_fdir_dev_caps(hw, dev_p, &cap_resp[i]); + break; + default: + /* Don't list common capabilities as unknown */ + break; + } + } +} + +/** + * ixgbe_parse_vf_func_caps - Parse IXGBE_ACI_CAPS_VF function caps + * @hw: pointer to the HW struct + * @func_p: pointer to function capabilities structure + * @cap: pointer to the capability element to parse + * + * Extract function capabilities for IXGBE_ACI_CAPS_VF. + */ +static void ixgbe_parse_vf_func_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_func_caps *func_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + func_p->num_allocd_vfs = le32_to_cpu(cap->number); + func_p->vf_base_id = le32_to_cpu(cap->logical_id); +} + +/** + * ixgbe_get_num_per_func - determine number of resources per PF + * @hw: pointer to the HW structure + * @max: value to be evenly split between each PF + * + * Determine the number of valid functions by going through the bitmap returned + * from parsing capabilities and use this to calculate the number of resources + * per PF based on the max value passed in. + * + * Return: the number of resources per PF or 0, if no PH are available. + */ +static u32 ixgbe_get_num_per_func(struct ixgbe_hw *hw, u32 max) +{ +#define IXGBE_CAPS_VALID_FUNCS_M GENMASK(7, 0) + u8 funcs = hweight8(hw->dev_caps.common_cap.valid_functions & + IXGBE_CAPS_VALID_FUNCS_M); + + return funcs ? (max / funcs) : 0; +} + +/** + * ixgbe_parse_vsi_func_caps - Parse IXGBE_ACI_CAPS_VSI function caps + * @hw: pointer to the HW struct + * @func_p: pointer to function capabilities structure + * @cap: pointer to the capability element to parse + * + * Extract function capabilities for IXGBE_ACI_CAPS_VSI. + */ +static void ixgbe_parse_vsi_func_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_func_caps *func_p, + struct ixgbe_aci_cmd_list_caps_elem *cap) +{ + func_p->guar_num_vsi = ixgbe_get_num_per_func(hw, IXGBE_MAX_VSI); +} + +/** + * ixgbe_parse_func_caps - Parse function capabilities + * @hw: pointer to the HW struct + * @func_p: pointer to function capabilities structure + * @buf: buffer containing the function capability records + * @cap_count: the number of capabilities + * + * Helper function to parse function (0x000A) capabilities list. For + * capabilities shared between device and function, this relies on + * ixgbe_parse_e610_caps. + * + * Loop through the list of provided capabilities and extract the relevant + * data into the function capabilities structured. + */ +static void ixgbe_parse_func_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_func_caps *func_p, + void *buf, u32 cap_count) +{ + struct ixgbe_aci_cmd_list_caps_elem *cap_resp; + u32 i; + + cap_resp = (struct ixgbe_aci_cmd_list_caps_elem *)buf; + + memset(func_p, 0, sizeof(*func_p)); + + for (i = 0; i < cap_count; i++) { + u16 cap = le16_to_cpu(cap_resp[i].cap); + + ixgbe_parse_e610_caps(hw, &func_p->common_cap, + &cap_resp[i], "func caps"); + + switch (cap) { + case IXGBE_ACI_CAPS_VF: + ixgbe_parse_vf_func_caps(hw, func_p, &cap_resp[i]); + break; + case IXGBE_ACI_CAPS_VSI: + ixgbe_parse_vsi_func_caps(hw, func_p, &cap_resp[i]); + break; + default: + /* Don't list common capabilities as unknown */ + break; + } + } +} + +/** + * ixgbe_aci_list_caps - query function/device capabilities + * @hw: pointer to the HW struct + * @buf: a buffer to hold the capabilities + * @buf_size: size of the buffer + * @cap_count: if not NULL, set to the number of capabilities reported + * @opc: capabilities type to discover, device or function + * + * Get the function (0x000A) or device (0x000B) capabilities description from + * firmware and store it in the buffer. + * + * If the cap_count pointer is not NULL, then it is set to the number of + * capabilities firmware will report. Note that if the buffer size is too + * small, it is possible the command will return -ENOMEM. The + * cap_count will still be updated in this case. It is recommended that the + * buffer size be set to IXGBE_ACI_MAX_BUFFER_SIZE (the largest possible + * buffer that firmware could return) to avoid this. + * + * Return: the exit code of the operation. + * Exit code of -ENOMEM means the buffer size is too small. + */ +int ixgbe_aci_list_caps(struct ixgbe_hw *hw, void *buf, u16 buf_size, + u32 *cap_count, enum ixgbe_aci_opc opc) +{ + struct ixgbe_aci_cmd_list_caps *cmd; + struct ixgbe_aci_desc desc; + int err; + + cmd = &desc.params.get_cap; + + if (opc != ixgbe_aci_opc_list_func_caps && + opc != ixgbe_aci_opc_list_dev_caps) + return -EINVAL; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, opc); + err = ixgbe_aci_send_cmd(hw, &desc, buf, buf_size); + + if (cap_count) + *cap_count = le32_to_cpu(cmd->count); + + return err; +} + +/** + * ixgbe_discover_dev_caps - Read and extract device capabilities + * @hw: pointer to the hardware structure + * @dev_caps: pointer to device capabilities structure + * + * Read the device capabilities and extract them into the dev_caps structure + * for later use. + * + * Return: the exit code of the operation. + */ +int ixgbe_discover_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_caps) +{ + u32 cap_count; + u8 *cbuf; + int err; + + cbuf = kzalloc(IXGBE_ACI_MAX_BUFFER_SIZE, GFP_KERNEL); + if (!cbuf) + return -ENOMEM; + + /* Although the driver doesn't know the number of capabilities the + * device will return, we can simply send a 4KB buffer, the maximum + * possible size that firmware can return. + */ + cap_count = IXGBE_ACI_MAX_BUFFER_SIZE / + sizeof(struct ixgbe_aci_cmd_list_caps_elem); + + err = ixgbe_aci_list_caps(hw, cbuf, IXGBE_ACI_MAX_BUFFER_SIZE, + &cap_count, + ixgbe_aci_opc_list_dev_caps); + if (!err) + ixgbe_parse_dev_caps(hw, dev_caps, cbuf, cap_count); + + kfree(cbuf); + + return 0; +} + +/** + * ixgbe_discover_func_caps - Read and extract function capabilities + * @hw: pointer to the hardware structure + * @func_caps: pointer to function capabilities structure + * + * Read the function capabilities and extract them into the func_caps structure + * for later use. + * + * Return: the exit code of the operation. + */ +int ixgbe_discover_func_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_func_caps *func_caps) +{ + u32 cap_count; + u8 *cbuf; + int err; + + cbuf = kzalloc(IXGBE_ACI_MAX_BUFFER_SIZE, GFP_KERNEL); + if (!cbuf) + return -ENOMEM; + + /* Although the driver doesn't know the number of capabilities the + * device will return, we can simply send a 4KB buffer, the maximum + * possible size that firmware can return. + */ + cap_count = IXGBE_ACI_MAX_BUFFER_SIZE / + sizeof(struct ixgbe_aci_cmd_list_caps_elem); + + err = ixgbe_aci_list_caps(hw, cbuf, IXGBE_ACI_MAX_BUFFER_SIZE, + &cap_count, + ixgbe_aci_opc_list_func_caps); + if (!err) + ixgbe_parse_func_caps(hw, func_caps, cbuf, cap_count); + + kfree(cbuf); + + return 0; +} + +/** + * ixgbe_get_caps - get info about the HW + * @hw: pointer to the hardware structure + * + * Retrieve both device and function capabilities. + * + * Return: the exit code of the operation. + */ +int ixgbe_get_caps(struct ixgbe_hw *hw) +{ + int err; + + err = ixgbe_discover_dev_caps(hw, &hw->dev_caps); + if (err) + return err; + + return ixgbe_discover_func_caps(hw, &hw->func_caps); +} + +/** + * ixgbe_aci_disable_rxen - disable RX + * @hw: pointer to the HW struct + * + * Request a safe disable of Receive Enable using ACI command (0x000C). + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_disable_rxen(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_disable_rxen *cmd; + struct ixgbe_aci_desc desc; + + cmd = &desc.params.disable_rxen; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_disable_rxen); + + cmd->lport_num = hw->bus.func; + + return ixgbe_aci_send_cmd(hw, &desc, NULL, 0); +} + +/** + * ixgbe_aci_get_phy_caps - returns PHY capabilities + * @hw: pointer to the HW struct + * @qual_mods: report qualified modules + * @report_mode: report mode capabilities + * @pcaps: structure for PHY capabilities to be filled + * + * Returns the various PHY capabilities supported on the Port + * using ACI command (0x0600). + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_get_phy_caps(struct ixgbe_hw *hw, bool qual_mods, u8 report_mode, + struct ixgbe_aci_cmd_get_phy_caps_data *pcaps) +{ + struct ixgbe_aci_cmd_get_phy_caps *cmd; + u16 pcaps_size = sizeof(*pcaps); + struct ixgbe_aci_desc desc; + int err; + + cmd = &desc.params.get_phy; + + if (!pcaps || (report_mode & ~IXGBE_ACI_REPORT_MODE_M)) + return -EINVAL; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_phy_caps); + + if (qual_mods) + cmd->param0 |= cpu_to_le16(IXGBE_ACI_GET_PHY_RQM); + + cmd->param0 |= cpu_to_le16(report_mode); + err = ixgbe_aci_send_cmd(hw, &desc, pcaps, pcaps_size); + if (!err && report_mode == IXGBE_ACI_REPORT_TOPO_CAP_MEDIA) { + hw->phy.phy_type_low = le64_to_cpu(pcaps->phy_type_low); + hw->phy.phy_type_high = le64_to_cpu(pcaps->phy_type_high); + memcpy(hw->link.link_info.module_type, &pcaps->module_type, + sizeof(hw->link.link_info.module_type)); + } + + return err; +} + +/** + * ixgbe_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data + * @caps: PHY ability structure to copy data from + * @cfg: PHY configuration structure to copy data to + * + * Helper function to copy data from PHY capabilities data structure + * to PHY configuration data structure + */ +void ixgbe_copy_phy_caps_to_cfg(struct ixgbe_aci_cmd_get_phy_caps_data *caps, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg) +{ + if (!caps || !cfg) + return; + + memset(cfg, 0, sizeof(*cfg)); + cfg->phy_type_low = caps->phy_type_low; + cfg->phy_type_high = caps->phy_type_high; + cfg->caps = caps->caps; + cfg->low_power_ctrl_an = caps->low_power_ctrl_an; + cfg->eee_cap = caps->eee_cap; + cfg->eeer_value = caps->eeer_value; + cfg->link_fec_opt = caps->link_fec_options; + cfg->module_compliance_enforcement = + caps->module_compliance_enforcement; +} + +/** + * ixgbe_aci_set_phy_cfg - set PHY configuration + * @hw: pointer to the HW struct + * @cfg: structure with PHY configuration data to be set + * + * Set the various PHY configuration parameters supported on the Port + * using ACI command (0x0601). + * One or more of the Set PHY config parameters may be ignored in an MFP + * mode as the PF may not have the privilege to set some of the PHY Config + * parameters. + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_set_phy_cfg(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg) +{ + struct ixgbe_aci_desc desc; + int err; + + if (!cfg) + return -EINVAL; + + /* Ensure that only valid bits of cfg->caps can be turned on. */ + cfg->caps &= IXGBE_ACI_PHY_ENA_VALID_MASK; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_set_phy_cfg); + desc.params.set_phy.lport_num = hw->bus.func; + desc.flags |= cpu_to_le16(IXGBE_ACI_FLAG_RD); + + err = ixgbe_aci_send_cmd(hw, &desc, cfg, sizeof(*cfg)); + if (!err) + hw->phy.curr_user_phy_cfg = *cfg; + + return err; +} + +/** + * ixgbe_aci_set_link_restart_an - set up link and restart AN + * @hw: pointer to the HW struct + * @ena_link: if true: enable link, if false: disable link + * + * Function sets up the link and restarts the Auto-Negotiation over the link. + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_set_link_restart_an(struct ixgbe_hw *hw, bool ena_link) +{ + struct ixgbe_aci_cmd_restart_an *cmd; + struct ixgbe_aci_desc desc; + + cmd = &desc.params.restart_an; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_restart_an); + + cmd->cmd_flags = IXGBE_ACI_RESTART_AN_LINK_RESTART; + cmd->lport_num = hw->bus.func; + if (ena_link) + cmd->cmd_flags |= IXGBE_ACI_RESTART_AN_LINK_ENABLE; + else + cmd->cmd_flags &= ~IXGBE_ACI_RESTART_AN_LINK_ENABLE; + + return ixgbe_aci_send_cmd(hw, &desc, NULL, 0); +} + +/** + * ixgbe_is_media_cage_present - check if media cage is present + * @hw: pointer to the HW struct + * + * Identify presence of media cage using the ACI command (0x06E0). + * + * Return: true if media cage is present, else false. If no cage, then + * media type is backplane or BASE-T. + */ +static bool ixgbe_is_media_cage_present(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_link_topo *cmd; + struct ixgbe_aci_desc desc; + + cmd = &desc.params.get_link_topo; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_link_topo); + + cmd->addr.topo_params.node_type_ctx = + FIELD_PREP(IXGBE_ACI_LINK_TOPO_NODE_CTX_M, + IXGBE_ACI_LINK_TOPO_NODE_CTX_PORT); + + /* Set node type. */ + cmd->addr.topo_params.node_type_ctx |= + FIELD_PREP(IXGBE_ACI_LINK_TOPO_NODE_TYPE_M, + IXGBE_ACI_LINK_TOPO_NODE_TYPE_CAGE); + + /* Node type cage can be used to determine if cage is present. If AQC + * returns error (ENOENT), then no cage present. If no cage present then + * connection type is backplane or BASE-T. + */ + return ixgbe_aci_get_netlist_node(hw, cmd, NULL, NULL); +} + +/** + * ixgbe_get_media_type_from_phy_type - Gets media type based on phy type + * @hw: pointer to the HW struct + * + * Try to identify the media type based on the phy type. + * If more than one media type, the ixgbe_media_type_unknown is returned. + * First, phy_type_low is checked, then phy_type_high. + * If none are identified, the ixgbe_media_type_unknown is returned + * + * Return: type of a media based on phy type in form of enum. + */ +static enum ixgbe_media_type +ixgbe_get_media_type_from_phy_type(struct ixgbe_hw *hw) +{ + struct ixgbe_link_status *hw_link_info; + + if (!hw) + return ixgbe_media_type_unknown; + + hw_link_info = &hw->link.link_info; + if (hw_link_info->phy_type_low && hw_link_info->phy_type_high) + /* If more than one media type is selected, report unknown */ + return ixgbe_media_type_unknown; + + if (hw_link_info->phy_type_low) { + /* 1G SGMII is a special case where some DA cable PHYs + * may show this as an option when it really shouldn't + * be since SGMII is meant to be between a MAC and a PHY + * in a backplane. Try to detect this case and handle it + */ + if (hw_link_info->phy_type_low == IXGBE_PHY_TYPE_LOW_1G_SGMII && + (hw_link_info->module_type[IXGBE_ACI_MOD_TYPE_IDENT] == + IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_ACTIVE || + hw_link_info->module_type[IXGBE_ACI_MOD_TYPE_IDENT] == + IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_PASSIVE)) + return ixgbe_media_type_da; + + switch (hw_link_info->phy_type_low) { + case IXGBE_PHY_TYPE_LOW_1000BASE_SX: + case IXGBE_PHY_TYPE_LOW_1000BASE_LX: + case IXGBE_PHY_TYPE_LOW_10GBASE_SR: + case IXGBE_PHY_TYPE_LOW_10GBASE_LR: + case IXGBE_PHY_TYPE_LOW_25GBASE_SR: + case IXGBE_PHY_TYPE_LOW_25GBASE_LR: + return ixgbe_media_type_fiber; + case IXGBE_PHY_TYPE_LOW_10G_SFI_AOC_ACC: + case IXGBE_PHY_TYPE_LOW_25G_AUI_AOC_ACC: + return ixgbe_media_type_fiber; + case IXGBE_PHY_TYPE_LOW_100BASE_TX: + case IXGBE_PHY_TYPE_LOW_1000BASE_T: + case IXGBE_PHY_TYPE_LOW_2500BASE_T: + case IXGBE_PHY_TYPE_LOW_5GBASE_T: + case IXGBE_PHY_TYPE_LOW_10GBASE_T: + case IXGBE_PHY_TYPE_LOW_25GBASE_T: + return ixgbe_media_type_copper; + case IXGBE_PHY_TYPE_LOW_10G_SFI_DA: + case IXGBE_PHY_TYPE_LOW_25GBASE_CR: + case IXGBE_PHY_TYPE_LOW_25GBASE_CR_S: + case IXGBE_PHY_TYPE_LOW_25GBASE_CR1: + return ixgbe_media_type_da; + case IXGBE_PHY_TYPE_LOW_25G_AUI_C2C: + if (ixgbe_is_media_cage_present(hw)) + return ixgbe_media_type_aui; + fallthrough; + case IXGBE_PHY_TYPE_LOW_1000BASE_KX: + case IXGBE_PHY_TYPE_LOW_2500BASE_KX: + case IXGBE_PHY_TYPE_LOW_2500BASE_X: + case IXGBE_PHY_TYPE_LOW_5GBASE_KR: + case IXGBE_PHY_TYPE_LOW_10GBASE_KR_CR1: + case IXGBE_PHY_TYPE_LOW_10G_SFI_C2C: + case IXGBE_PHY_TYPE_LOW_25GBASE_KR: + case IXGBE_PHY_TYPE_LOW_25GBASE_KR1: + case IXGBE_PHY_TYPE_LOW_25GBASE_KR_S: + return ixgbe_media_type_backplane; + } + } else { + switch (hw_link_info->phy_type_high) { + case IXGBE_PHY_TYPE_HIGH_10BASE_T: + return ixgbe_media_type_copper; + } + } + return ixgbe_media_type_unknown; +} + +/** + * ixgbe_update_link_info - update status of the HW network link + * @hw: pointer to the HW struct + * + * Update the status of the HW network link. + * + * Return: the exit code of the operation. + */ +int ixgbe_update_link_info(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data *pcaps; + struct ixgbe_link_status *li; + int err; + + if (!hw) + return -EINVAL; + + li = &hw->link.link_info; + + err = ixgbe_aci_get_link_info(hw, true, NULL); + if (err) + return err; + + if (!(li->link_info & IXGBE_ACI_MEDIA_AVAILABLE)) + return 0; + + pcaps = kzalloc(sizeof(*pcaps), GFP_KERNEL); + if (!pcaps) + return -ENOMEM; + + err = ixgbe_aci_get_phy_caps(hw, false, IXGBE_ACI_REPORT_TOPO_CAP_MEDIA, + pcaps); + + if (!err) + memcpy(li->module_type, &pcaps->module_type, + sizeof(li->module_type)); + + kfree(pcaps); + + return err; +} + +/** + * ixgbe_get_link_status - get status of the HW network link + * @hw: pointer to the HW struct + * @link_up: pointer to bool (true/false = linkup/linkdown) + * + * Variable link_up is true if link is up, false if link is down. + * The variable link_up is invalid if status is non zero. As a + * result of this call, link status reporting becomes enabled + * + * Return: the exit code of the operation. + */ +int ixgbe_get_link_status(struct ixgbe_hw *hw, bool *link_up) +{ + if (!hw || !link_up) + return -EINVAL; + + if (hw->link.get_link_info) { + int err = ixgbe_update_link_info(hw); + + if (err) + return err; + } + + *link_up = hw->link.link_info.link_info & IXGBE_ACI_LINK_UP; + + return 0; +} + +/** + * ixgbe_aci_get_link_info - get the link status + * @hw: pointer to the HW struct + * @ena_lse: enable/disable LinkStatusEvent reporting + * @link: pointer to link status structure - optional + * + * Get the current Link Status using ACI command (0x607). + * The current link can be optionally provided to update + * the status. + * + * Return: the link status of the adapter. + */ +int ixgbe_aci_get_link_info(struct ixgbe_hw *hw, bool ena_lse, + struct ixgbe_link_status *link) +{ + struct ixgbe_aci_cmd_get_link_status_data link_data = {}; + struct ixgbe_aci_cmd_get_link_status *resp; + struct ixgbe_link_status *li_old, *li; + struct ixgbe_fc_info *hw_fc_info; + struct ixgbe_aci_desc desc; + bool tx_pause, rx_pause; + u8 cmd_flags; + int err; + + if (!hw) + return -EINVAL; + + li_old = &hw->link.link_info_old; + li = &hw->link.link_info; + hw_fc_info = &hw->fc; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_link_status); + cmd_flags = (ena_lse) ? IXGBE_ACI_LSE_ENA : IXGBE_ACI_LSE_DIS; + resp = &desc.params.get_link_status; + resp->cmd_flags = cpu_to_le16(cmd_flags); + resp->lport_num = hw->bus.func; + + err = ixgbe_aci_send_cmd(hw, &desc, &link_data, sizeof(link_data)); + if (err) + return err; + + /* Save off old link status information. */ + *li_old = *li; + + /* Update current link status information. */ + li->link_speed = le16_to_cpu(link_data.link_speed); + li->phy_type_low = le64_to_cpu(link_data.phy_type_low); + li->phy_type_high = le64_to_cpu(link_data.phy_type_high); + li->link_info = link_data.link_info; + li->link_cfg_err = link_data.link_cfg_err; + li->an_info = link_data.an_info; + li->ext_info = link_data.ext_info; + li->max_frame_size = le16_to_cpu(link_data.max_frame_size); + li->fec_info = link_data.cfg & IXGBE_ACI_FEC_MASK; + li->topo_media_conflict = link_data.topo_media_conflict; + li->pacing = link_data.cfg & (IXGBE_ACI_CFG_PACING_M | + IXGBE_ACI_CFG_PACING_TYPE_M); + + /* Update fc info. */ + tx_pause = !!(link_data.an_info & IXGBE_ACI_LINK_PAUSE_TX); + rx_pause = !!(link_data.an_info & IXGBE_ACI_LINK_PAUSE_RX); + if (tx_pause && rx_pause) + hw_fc_info->current_mode = ixgbe_fc_full; + else if (tx_pause) + hw_fc_info->current_mode = ixgbe_fc_tx_pause; + else if (rx_pause) + hw_fc_info->current_mode = ixgbe_fc_rx_pause; + else + hw_fc_info->current_mode = ixgbe_fc_none; + + li->lse_ena = !!(le16_to_cpu(resp->cmd_flags) & + IXGBE_ACI_LSE_IS_ENABLED); + + /* Save link status information. */ + if (link) + *link = *li; + + /* Flag cleared so calling functions don't call AQ again. */ + hw->link.get_link_info = false; + + return 0; +} + +/** + * ixgbe_aci_set_event_mask - set event mask + * @hw: pointer to the HW struct + * @port_num: port number of the physical function + * @mask: event mask to be set + * + * Set the event mask using ACI command (0x0613). + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_set_event_mask(struct ixgbe_hw *hw, u8 port_num, u16 mask) +{ + struct ixgbe_aci_cmd_set_event_mask *cmd; + struct ixgbe_aci_desc desc; + + cmd = &desc.params.set_event_mask; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_set_event_mask); + + cmd->lport_num = port_num; + + cmd->event_mask = cpu_to_le16(mask); + return ixgbe_aci_send_cmd(hw, &desc, NULL, 0); +} + +/** + * ixgbe_configure_lse - enable/disable link status events + * @hw: pointer to the HW struct + * @activate: true for enable lse, false otherwise + * @mask: event mask to be set; a set bit means deactivation of the + * corresponding event + * + * Set the event mask and then enable or disable link status events + * + * Return: the exit code of the operation. + */ +int ixgbe_configure_lse(struct ixgbe_hw *hw, bool activate, u16 mask) +{ + int err; + + err = ixgbe_aci_set_event_mask(hw, (u8)hw->bus.func, mask); + if (err) + return err; + + /* Enabling link status events generation by fw. */ + return ixgbe_aci_get_link_info(hw, activate, NULL); +} + +/** + * ixgbe_get_media_type_e610 - Gets media type + * @hw: pointer to the HW struct + * + * In order to get the media type, the function gets PHY + * capabilities and later on use them to identify the PHY type + * checking phy_type_high and phy_type_low. + * + * Return: the type of media in form of ixgbe_media_type enum + * or ixgbe_media_type_unknown in case of an error. + */ +enum ixgbe_media_type ixgbe_get_media_type_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data pcaps; + int rc; + + rc = ixgbe_update_link_info(hw); + if (rc) + return ixgbe_media_type_unknown; + + /* If there is no link but PHY (dongle) is available SW should use + * Get PHY Caps admin command instead of Get Link Status, find most + * significant bit that is set in PHY types reported by the command + * and use it to discover media type. + */ + if (!(hw->link.link_info.link_info & IXGBE_ACI_LINK_UP) && + (hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE)) { + int highest_bit; + + /* Get PHY Capabilities */ + rc = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_TOPO_CAP_MEDIA, + &pcaps); + if (rc) + return ixgbe_media_type_unknown; + + highest_bit = fls64(le64_to_cpu(pcaps.phy_type_high)); + if (highest_bit) { + hw->link.link_info.phy_type_high = + BIT_ULL(highest_bit - 1); + hw->link.link_info.phy_type_low = 0; + } else { + highest_bit = fls64(le64_to_cpu(pcaps.phy_type_low)); + if (highest_bit) + hw->link.link_info.phy_type_low = + BIT_ULL(highest_bit - 1); + } + } + + /* Based on link status or search above try to discover media type. */ + hw->phy.media_type = ixgbe_get_media_type_from_phy_type(hw); + + return hw->phy.media_type; +} + +/** + * ixgbe_setup_link_e610 - Set up link + * @hw: pointer to hardware structure + * @speed: new link speed + * @autoneg_wait: true when waiting for completion is needed + * + * Set up the link with the specified speed. + * + * Return: the exit code of the operation. + */ +int ixgbe_setup_link_e610(struct ixgbe_hw *hw, ixgbe_link_speed speed, + bool autoneg_wait) +{ + /* Simply request FW to perform proper PHY setup */ + return hw->phy.ops.setup_link_speed(hw, speed, autoneg_wait); +} + +/** + * ixgbe_check_link_e610 - Determine link and speed status + * @hw: pointer to hardware structure + * @speed: pointer to link speed + * @link_up: true when link is up + * @link_up_wait_to_complete: bool used to wait for link up or not + * + * Determine if the link is up and the current link speed + * using ACI command (0x0607). + * + * Return: the exit code of the operation. + */ +int ixgbe_check_link_e610(struct ixgbe_hw *hw, ixgbe_link_speed *speed, + bool *link_up, bool link_up_wait_to_complete) +{ + int err; + u32 i; + + if (!speed || !link_up) + return -EINVAL; + + /* Set get_link_info flag to ensure that fresh + * link information will be obtained from FW + * by sending Get Link Status admin command. + */ + hw->link.get_link_info = true; + + /* Update link information in adapter context. */ + err = ixgbe_get_link_status(hw, link_up); + if (err) + return err; + + /* Wait for link up if it was requested. */ + if (link_up_wait_to_complete && !(*link_up)) { + for (i = 0; i < hw->mac.max_link_up_time; i++) { + msleep(100); + hw->link.get_link_info = true; + err = ixgbe_get_link_status(hw, link_up); + if (err) + return err; + if (*link_up) + break; + } + } + + /* Use link information in adapter context updated by the call + * to ixgbe_get_link_status() to determine current link speed. + * Link speed information is valid only when link up was + * reported by FW. + */ + if (*link_up) { + switch (hw->link.link_info.link_speed) { + case IXGBE_ACI_LINK_SPEED_10MB: + *speed = IXGBE_LINK_SPEED_10_FULL; + break; + case IXGBE_ACI_LINK_SPEED_100MB: + *speed = IXGBE_LINK_SPEED_100_FULL; + break; + case IXGBE_ACI_LINK_SPEED_1000MB: + *speed = IXGBE_LINK_SPEED_1GB_FULL; + break; + case IXGBE_ACI_LINK_SPEED_2500MB: + *speed = IXGBE_LINK_SPEED_2_5GB_FULL; + break; + case IXGBE_ACI_LINK_SPEED_5GB: + *speed = IXGBE_LINK_SPEED_5GB_FULL; + break; + case IXGBE_ACI_LINK_SPEED_10GB: + *speed = IXGBE_LINK_SPEED_10GB_FULL; + break; + default: + *speed = IXGBE_LINK_SPEED_UNKNOWN; + break; + } + } else { + *speed = IXGBE_LINK_SPEED_UNKNOWN; + } + + return 0; +} + +/** + * ixgbe_get_link_capabilities_e610 - Determine link capabilities + * @hw: pointer to hardware structure + * @speed: pointer to link speed + * @autoneg: true when autoneg or autotry is enabled + * + * Determine speed and AN parameters of a link. + * + * Return: the exit code of the operation. + */ +int ixgbe_get_link_capabilities_e610(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg) +{ + if (!speed || !autoneg) + return -EINVAL; + + *autoneg = true; + *speed = hw->phy.speeds_supported; + + return 0; +} + +/** + * ixgbe_cfg_phy_fc - Configure PHY Flow Control (FC) data based on FC mode + * @hw: pointer to hardware structure + * @cfg: PHY configuration data to set FC mode + * @req_mode: FC mode to configure + * + * Configures PHY Flow Control according to the provided configuration. + * + * Return: the exit code of the operation. + */ +int ixgbe_cfg_phy_fc(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg, + enum ixgbe_fc_mode req_mode) +{ + u8 pause_mask = 0x0; + + if (!cfg) + return -EINVAL; + + switch (req_mode) { + case ixgbe_fc_full: + pause_mask |= IXGBE_ACI_PHY_EN_TX_LINK_PAUSE; + pause_mask |= IXGBE_ACI_PHY_EN_RX_LINK_PAUSE; + break; + case ixgbe_fc_rx_pause: + pause_mask |= IXGBE_ACI_PHY_EN_RX_LINK_PAUSE; + break; + case ixgbe_fc_tx_pause: + pause_mask |= IXGBE_ACI_PHY_EN_TX_LINK_PAUSE; + break; + default: + break; + } + + /* Clear the old pause settings. */ + cfg->caps &= ~(IXGBE_ACI_PHY_EN_TX_LINK_PAUSE | + IXGBE_ACI_PHY_EN_RX_LINK_PAUSE); + + /* Set the new capabilities. */ + cfg->caps |= pause_mask; + + return 0; +} + +/** + * ixgbe_setup_fc_e610 - Set up flow control + * @hw: pointer to hardware structure + * + * Set up flow control. This has to be done during init time. + * + * Return: the exit code of the operation. + */ +int ixgbe_setup_fc_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data pcaps = {}; + struct ixgbe_aci_cmd_set_phy_cfg_data cfg = {}; + int err; + + /* Get the current PHY config */ + err = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_ACTIVE_CFG, &pcaps); + if (err) + return err; + + ixgbe_copy_phy_caps_to_cfg(&pcaps, &cfg); + + /* Configure the set PHY data */ + err = ixgbe_cfg_phy_fc(hw, &cfg, hw->fc.requested_mode); + if (err) + return err; + + /* If the capabilities have changed, then set the new config */ + if (cfg.caps != pcaps.caps) { + cfg.caps |= IXGBE_ACI_PHY_ENA_AUTO_LINK_UPDT; + + err = ixgbe_aci_set_phy_cfg(hw, &cfg); + if (err) + return err; + } + + return err; +} + +/** + * ixgbe_fc_autoneg_e610 - Configure flow control + * @hw: pointer to hardware structure + * + * Configure Flow Control. + */ +void ixgbe_fc_autoneg_e610(struct ixgbe_hw *hw) +{ + int err; + + /* Get current link err. + * Current FC mode will be stored in the hw context. + */ + err = ixgbe_aci_get_link_info(hw, false, NULL); + if (err) + goto no_autoneg; + + /* Check if the link is up */ + if (!(hw->link.link_info.link_info & IXGBE_ACI_LINK_UP)) + goto no_autoneg; + + /* Check if auto-negotiation has completed */ + if (!(hw->link.link_info.an_info & IXGBE_ACI_AN_COMPLETED)) + goto no_autoneg; + + hw->fc.fc_was_autonegged = true; + return; + +no_autoneg: + hw->fc.fc_was_autonegged = false; + hw->fc.current_mode = hw->fc.requested_mode; +} + +/** + * ixgbe_disable_rx_e610 - Disable RX unit + * @hw: pointer to hardware structure + * + * Disable RX DMA unit on E610 with use of ACI command (0x000C). + * + * Return: the exit code of the operation. + */ +void ixgbe_disable_rx_e610(struct ixgbe_hw *hw) +{ + u32 rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); + u32 pfdtxgswc; + int err; + + if (!(rxctrl & IXGBE_RXCTRL_RXEN)) + return; + + pfdtxgswc = IXGBE_READ_REG(hw, IXGBE_PFDTXGSWC); + if (pfdtxgswc & IXGBE_PFDTXGSWC_VT_LBEN) { + pfdtxgswc &= ~IXGBE_PFDTXGSWC_VT_LBEN; + IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, pfdtxgswc); + hw->mac.set_lben = true; + } else { + hw->mac.set_lben = false; + } + + err = ixgbe_aci_disable_rxen(hw); + + /* If we fail - disable RX using register write */ + if (err) { + rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); + if (rxctrl & IXGBE_RXCTRL_RXEN) { + rxctrl &= ~IXGBE_RXCTRL_RXEN; + IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, rxctrl); + } + } +} + +/** + * ixgbe_init_phy_ops_e610 - PHY specific init + * @hw: pointer to hardware structure + * + * Initialize any function pointers that were not able to be + * set during init_shared_code because the PHY type was not known. + * + * Return: the exit code of the operation. + */ +int ixgbe_init_phy_ops_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_mac_info *mac = &hw->mac; + struct ixgbe_phy_info *phy = &hw->phy; + + if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) + phy->ops.set_phy_power = ixgbe_set_phy_power_e610; + else + phy->ops.set_phy_power = NULL; + + /* Identify the PHY */ + return phy->ops.identify(hw); +} + +/** + * ixgbe_identify_phy_e610 - Identify PHY + * @hw: pointer to hardware structure + * + * Determine PHY type, supported speeds and PHY ID. + * + * Return: the exit code of the operation. + */ +int ixgbe_identify_phy_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data pcaps; + u64 phy_type_low, phy_type_high; + int err; + + /* Set PHY type */ + hw->phy.type = ixgbe_phy_fw; + + err = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_TOPO_CAP_MEDIA, &pcaps); + if (err) + return err; + + if (!(pcaps.module_compliance_enforcement & + IXGBE_ACI_MOD_ENFORCE_STRICT_MODE)) { + /* Handle lenient mode */ + err = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_TOPO_CAP_NO_MEDIA, + &pcaps); + if (err) + return err; + } + + /* Determine supported speeds */ + hw->phy.speeds_supported = IXGBE_LINK_SPEED_UNKNOWN; + phy_type_high = le64_to_cpu(pcaps.phy_type_high); + phy_type_low = le64_to_cpu(pcaps.phy_type_low); + + if (phy_type_high & IXGBE_PHY_TYPE_HIGH_10BASE_T || + phy_type_high & IXGBE_PHY_TYPE_HIGH_10M_SGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_10_FULL; + if (phy_type_low & IXGBE_PHY_TYPE_LOW_100BASE_TX || + phy_type_low & IXGBE_PHY_TYPE_LOW_100M_SGMII || + phy_type_high & IXGBE_PHY_TYPE_HIGH_100M_USXGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_100_FULL; + if (phy_type_low & IXGBE_PHY_TYPE_LOW_1000BASE_T || + phy_type_low & IXGBE_PHY_TYPE_LOW_1000BASE_SX || + phy_type_low & IXGBE_PHY_TYPE_LOW_1000BASE_LX || + phy_type_low & IXGBE_PHY_TYPE_LOW_1000BASE_KX || + phy_type_low & IXGBE_PHY_TYPE_LOW_1G_SGMII || + phy_type_high & IXGBE_PHY_TYPE_HIGH_1G_USXGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_1GB_FULL; + if (phy_type_low & IXGBE_PHY_TYPE_LOW_10GBASE_T || + phy_type_low & IXGBE_PHY_TYPE_LOW_10G_SFI_DA || + phy_type_low & IXGBE_PHY_TYPE_LOW_10GBASE_SR || + phy_type_low & IXGBE_PHY_TYPE_LOW_10GBASE_LR || + phy_type_low & IXGBE_PHY_TYPE_LOW_10GBASE_KR_CR1 || + phy_type_low & IXGBE_PHY_TYPE_LOW_10G_SFI_AOC_ACC || + phy_type_low & IXGBE_PHY_TYPE_LOW_10G_SFI_C2C || + phy_type_high & IXGBE_PHY_TYPE_HIGH_10G_USXGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_10GB_FULL; + + /* 2.5 and 5 Gbps link speeds must be excluded from the + * auto-negotiation set used during driver initialization due to + * compatibility issues with certain switches. Those issues do not + * exist in case of E610 2.5G SKU device (0x57b1). + */ + if (!hw->phy.autoneg_advertised && + hw->device_id != IXGBE_DEV_ID_E610_2_5G_T) + hw->phy.autoneg_advertised = hw->phy.speeds_supported; + + if (phy_type_low & IXGBE_PHY_TYPE_LOW_2500BASE_T || + phy_type_low & IXGBE_PHY_TYPE_LOW_2500BASE_X || + phy_type_low & IXGBE_PHY_TYPE_LOW_2500BASE_KX || + phy_type_high & IXGBE_PHY_TYPE_HIGH_2500M_SGMII || + phy_type_high & IXGBE_PHY_TYPE_HIGH_2500M_USXGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_2_5GB_FULL; + + if (!hw->phy.autoneg_advertised && + hw->device_id == IXGBE_DEV_ID_E610_2_5G_T) + hw->phy.autoneg_advertised = hw->phy.speeds_supported; + + if (phy_type_low & IXGBE_PHY_TYPE_LOW_5GBASE_T || + phy_type_low & IXGBE_PHY_TYPE_LOW_5GBASE_KR || + phy_type_high & IXGBE_PHY_TYPE_HIGH_5G_USXGMII) + hw->phy.speeds_supported |= IXGBE_LINK_SPEED_5GB_FULL; + + /* Set PHY ID */ + memcpy(&hw->phy.id, pcaps.phy_id_oui, sizeof(u32)); + + hw->phy.eee_speeds_supported = IXGBE_LINK_SPEED_10_FULL | + IXGBE_LINK_SPEED_100_FULL | + IXGBE_LINK_SPEED_1GB_FULL; + hw->phy.eee_speeds_advertised = hw->phy.eee_speeds_supported; + + return 0; +} + +/** + * ixgbe_identify_module_e610 - Identify SFP module type + * @hw: pointer to hardware structure + * + * Identify the SFP module type. + * + * Return: the exit code of the operation. + */ +int ixgbe_identify_module_e610(struct ixgbe_hw *hw) +{ + bool media_available; + u8 module_type; + int err; + + err = ixgbe_update_link_info(hw); + if (err) + return err; + + media_available = + (hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE); + + if (media_available) { + hw->phy.sfp_type = ixgbe_sfp_type_unknown; + + /* Get module type from hw context updated by + * ixgbe_update_link_info() + */ + module_type = hw->link.link_info.module_type[IXGBE_ACI_MOD_TYPE_IDENT]; + + if ((module_type & IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_PASSIVE) || + (module_type & IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_ACTIVE)) { + hw->phy.sfp_type = ixgbe_sfp_type_da_cu; + } else if (module_type & IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_SR) { + hw->phy.sfp_type = ixgbe_sfp_type_sr; + } else if ((module_type & IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_LR) || + (module_type & IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_LRM)) { + hw->phy.sfp_type = ixgbe_sfp_type_lr; + } + } else { + hw->phy.sfp_type = ixgbe_sfp_type_not_present; + return -ENOENT; + } + + return 0; +} + +/** + * ixgbe_setup_phy_link_e610 - Sets up firmware-controlled PHYs + * @hw: pointer to hardware structure + * + * Set the parameters for the firmware-controlled PHYs. + * + * Return: the exit code of the operation. + */ +int ixgbe_setup_phy_link_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data pcaps; + struct ixgbe_aci_cmd_set_phy_cfg_data pcfg; + u8 rmode = IXGBE_ACI_REPORT_TOPO_CAP_MEDIA; + u64 sup_phy_type_low, sup_phy_type_high; + u64 phy_type_low = 0, phy_type_high = 0; + int err; + + err = ixgbe_aci_get_link_info(hw, false, NULL); + if (err) + return err; + + /* If media is not available get default config. */ + if (!(hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE)) + rmode = IXGBE_ACI_REPORT_DFLT_CFG; + + err = ixgbe_aci_get_phy_caps(hw, false, rmode, &pcaps); + if (err) + return err; + + sup_phy_type_low = le64_to_cpu(pcaps.phy_type_low); + sup_phy_type_high = le64_to_cpu(pcaps.phy_type_high); + + /* Get Active configuration to avoid unintended changes. */ + err = ixgbe_aci_get_phy_caps(hw, false, IXGBE_ACI_REPORT_ACTIVE_CFG, + &pcaps); + if (err) + return err; + + ixgbe_copy_phy_caps_to_cfg(&pcaps, &pcfg); + + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL) { + phy_type_high |= IXGBE_PHY_TYPE_HIGH_10BASE_T; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_10M_SGMII; + } + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) { + phy_type_low |= IXGBE_PHY_TYPE_LOW_100BASE_TX; + phy_type_low |= IXGBE_PHY_TYPE_LOW_100M_SGMII; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_100M_USXGMII; + } + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) { + phy_type_low |= IXGBE_PHY_TYPE_LOW_1000BASE_T; + phy_type_low |= IXGBE_PHY_TYPE_LOW_1000BASE_SX; + phy_type_low |= IXGBE_PHY_TYPE_LOW_1000BASE_LX; + phy_type_low |= IXGBE_PHY_TYPE_LOW_1000BASE_KX; + phy_type_low |= IXGBE_PHY_TYPE_LOW_1G_SGMII; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_1G_USXGMII; + } + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL) { + phy_type_low |= IXGBE_PHY_TYPE_LOW_2500BASE_T; + phy_type_low |= IXGBE_PHY_TYPE_LOW_2500BASE_X; + phy_type_low |= IXGBE_PHY_TYPE_LOW_2500BASE_KX; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_2500M_SGMII; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_2500M_USXGMII; + } + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_5GB_FULL) { + phy_type_low |= IXGBE_PHY_TYPE_LOW_5GBASE_T; + phy_type_low |= IXGBE_PHY_TYPE_LOW_5GBASE_KR; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_5G_USXGMII; + } + if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) { + phy_type_low |= IXGBE_PHY_TYPE_LOW_10GBASE_T; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10G_SFI_DA; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10GBASE_SR; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10GBASE_LR; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10GBASE_KR_CR1; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10G_SFI_AOC_ACC; + phy_type_low |= IXGBE_PHY_TYPE_LOW_10G_SFI_C2C; + phy_type_high |= IXGBE_PHY_TYPE_HIGH_10G_USXGMII; + } + + /* Mask the set values to avoid requesting unsupported link types. */ + phy_type_low &= sup_phy_type_low; + pcfg.phy_type_low = cpu_to_le64(phy_type_low); + phy_type_high &= sup_phy_type_high; + pcfg.phy_type_high = cpu_to_le64(phy_type_high); + + if (pcfg.phy_type_high != pcaps.phy_type_high || + pcfg.phy_type_low != pcaps.phy_type_low || + pcfg.caps != pcaps.caps) { + pcfg.caps |= IXGBE_ACI_PHY_ENA_LINK; + pcfg.caps |= IXGBE_ACI_PHY_ENA_AUTO_LINK_UPDT; + + err = ixgbe_aci_set_phy_cfg(hw, &pcfg); + if (err) + return err; + } + + return 0; +} + +/** + * ixgbe_set_phy_power_e610 - Control power for copper PHY + * @hw: pointer to hardware structure + * @on: true for on, false for off + * + * Set the power on/off of the PHY + * by getting its capabilities and setting the appropriate + * configuration parameters. + * + * Return: the exit code of the operation. + */ +int ixgbe_set_phy_power_e610(struct ixgbe_hw *hw, bool on) +{ + struct ixgbe_aci_cmd_get_phy_caps_data phy_caps = {}; + struct ixgbe_aci_cmd_set_phy_cfg_data phy_cfg = {}; + int err; + + err = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_ACTIVE_CFG, + &phy_caps); + if (err) + return err; + + ixgbe_copy_phy_caps_to_cfg(&phy_caps, &phy_cfg); + + if (on) + phy_cfg.caps &= ~IXGBE_ACI_PHY_ENA_LOW_POWER; + else + phy_cfg.caps |= IXGBE_ACI_PHY_ENA_LOW_POWER; + + /* PHY is already in requested power mode. */ + if (phy_caps.caps == phy_cfg.caps) + return 0; + + phy_cfg.caps |= IXGBE_ACI_PHY_ENA_LINK; + phy_cfg.caps |= IXGBE_ACI_PHY_ENA_AUTO_LINK_UPDT; + + return ixgbe_aci_set_phy_cfg(hw, &phy_cfg); +} + +/** + * ixgbe_enter_lplu_e610 - Transition to low power states + * @hw: pointer to hardware structure + * + * Configures Low Power Link Up on transition to low power states + * (from D0 to non-D0). Link is required to enter LPLU so avoid resetting the + * X557 PHY immediately prior to entering LPLU. + * + * Return: the exit code of the operation. + */ +int ixgbe_enter_lplu_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_get_phy_caps_data phy_caps = {}; + struct ixgbe_aci_cmd_set_phy_cfg_data phy_cfg = {}; + int err; + + err = ixgbe_aci_get_phy_caps(hw, false, + IXGBE_ACI_REPORT_ACTIVE_CFG, + &phy_caps); + if (err) + return err; + + ixgbe_copy_phy_caps_to_cfg(&phy_caps, &phy_cfg); + + phy_cfg.low_power_ctrl_an |= IXGBE_ACI_PHY_EN_D3COLD_LOW_POWER_AUTONEG; + + return ixgbe_aci_set_phy_cfg(hw, &phy_cfg); +} + +/** + * ixgbe_init_eeprom_params_e610 - Initialize EEPROM params + * @hw: pointer to hardware structure + * + * Initialize the EEPROM parameters ixgbe_eeprom_info within the ixgbe_hw + * struct in order to set up EEPROM access. + * + * Return: the operation exit code. + */ +int ixgbe_init_eeprom_params_e610(struct ixgbe_hw *hw) +{ + struct ixgbe_eeprom_info *eeprom = &hw->eeprom; + u32 gens_stat; + u8 sr_size; + + if (eeprom->type != ixgbe_eeprom_uninitialized) + return 0; + + eeprom->type = ixgbe_flash; + + gens_stat = IXGBE_READ_REG(hw, GLNVM_GENS); + sr_size = FIELD_GET(GLNVM_GENS_SR_SIZE_M, gens_stat); + + /* Switching to words (sr_size contains power of 2). */ + eeprom->word_size = BIT(sr_size) * IXGBE_SR_WORDS_IN_1KB; + + hw_dbg(hw, "Eeprom params: type = %d, size = %d\n", eeprom->type, + eeprom->word_size); + + return 0; +} + +/** + * ixgbe_aci_get_netlist_node - get a node handle + * @hw: pointer to the hw struct + * @cmd: get_link_topo AQ structure + * @node_part_number: output node part number if node found + * @node_handle: output node handle parameter if node found + * + * Get the netlist node and assigns it to + * the provided handle using ACI command (0x06E0). + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_get_netlist_node(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_get_link_topo *cmd, + u8 *node_part_number, u16 *node_handle) +{ + struct ixgbe_aci_desc desc; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_get_link_topo); + desc.params.get_link_topo = *cmd; + + if (ixgbe_aci_send_cmd(hw, &desc, NULL, 0)) + return -EOPNOTSUPP; + + if (node_handle) + *node_handle = + le16_to_cpu(desc.params.get_link_topo.addr.handle); + if (node_part_number) + *node_part_number = desc.params.get_link_topo.node_part_num; + + return 0; +} + +/** + * ixgbe_acquire_nvm - Generic request for acquiring the NVM ownership + * @hw: pointer to the HW structure + * @access: NVM access type (read or write) + * + * Request NVM ownership. + * + * Return: the exit code of the operation. + */ +int ixgbe_acquire_nvm(struct ixgbe_hw *hw, + enum ixgbe_aci_res_access_type access) +{ + u32 fla; + + /* Skip if we are in blank NVM programming mode */ + fla = IXGBE_READ_REG(hw, IXGBE_GLNVM_FLA); + if ((fla & IXGBE_GLNVM_FLA_LOCKED_M) == 0) + return 0; + + return ixgbe_acquire_res(hw, IXGBE_NVM_RES_ID, access, + IXGBE_NVM_TIMEOUT); +} + +/** + * ixgbe_release_nvm - Generic request for releasing the NVM ownership + * @hw: pointer to the HW structure + * + * Release NVM ownership. + */ +void ixgbe_release_nvm(struct ixgbe_hw *hw) +{ + u32 fla; + + /* Skip if we are in blank NVM programming mode */ + fla = IXGBE_READ_REG(hw, IXGBE_GLNVM_FLA); + if ((fla & IXGBE_GLNVM_FLA_LOCKED_M) == 0) + return; + + ixgbe_release_res(hw, IXGBE_NVM_RES_ID); +} + +/** + * ixgbe_aci_read_nvm - read NVM + * @hw: pointer to the HW struct + * @module_typeid: module pointer location in words from the NVM beginning + * @offset: byte offset from the module beginning + * @length: length of the section to be read (in bytes from the offset) + * @data: command buffer (size [bytes] = length) + * @last_command: tells if this is the last command in a series + * @read_shadow_ram: tell if this is a shadow RAM read + * + * Read the NVM using ACI command (0x0701). + * + * Return: the exit code of the operation. + */ +int ixgbe_aci_read_nvm(struct ixgbe_hw *hw, u16 module_typeid, u32 offset, + u16 length, void *data, bool last_command, + bool read_shadow_ram) +{ + struct ixgbe_aci_cmd_nvm *cmd; + struct ixgbe_aci_desc desc; + + if (offset > IXGBE_ACI_NVM_MAX_OFFSET) + return -EINVAL; + + cmd = &desc.params.nvm; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_nvm_read); + + if (!read_shadow_ram && module_typeid == IXGBE_ACI_NVM_START_POINT) + cmd->cmd_flags |= IXGBE_ACI_NVM_FLASH_ONLY; + + /* If this is the last command in a series, set the proper flag. */ + if (last_command) + cmd->cmd_flags |= IXGBE_ACI_NVM_LAST_CMD; + cmd->module_typeid = cpu_to_le16(module_typeid); + cmd->offset_low = cpu_to_le16(offset & 0xFFFF); + cmd->offset_high = (offset >> 16) & 0xFF; + cmd->length = cpu_to_le16(length); + + return ixgbe_aci_send_cmd(hw, &desc, data, length); +} + +/** + * ixgbe_nvm_validate_checksum - validate checksum + * @hw: pointer to the HW struct + * + * Verify NVM PFA checksum validity using ACI command (0x0706). + * If the checksum verification failed, IXGBE_ERR_NVM_CHECKSUM is returned. + * The function acquires and then releases the NVM ownership. + * + * Return: the exit code of the operation. + */ +int ixgbe_nvm_validate_checksum(struct ixgbe_hw *hw) +{ + struct ixgbe_aci_cmd_nvm_checksum *cmd; + struct ixgbe_aci_desc desc; + int err; + + err = ixgbe_acquire_nvm(hw, IXGBE_RES_READ); + if (err) + return err; + + cmd = &desc.params.nvm_checksum; + + ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_nvm_checksum); + cmd->flags = IXGBE_ACI_NVM_CHECKSUM_VERIFY; + + err = ixgbe_aci_send_cmd(hw, &desc, NULL, 0); + + ixgbe_release_nvm(hw); + + if (!err && cmd->checksum != + cpu_to_le16(IXGBE_ACI_NVM_CHECKSUM_CORRECT)) { + struct ixgbe_adapter *adapter = container_of(hw, struct ixgbe_adapter, + hw); + + err = -EIO; + netdev_err(adapter->netdev, "Invalid Shadow Ram checksum"); + } + + return err; +} + +/** + * ixgbe_read_sr_word_aci - Reads Shadow RAM via ACI + * @hw: pointer to the HW structure + * @offset: offset of the Shadow RAM word to read (0x000000 - 0x001FFF) + * @data: word read from the Shadow RAM + * + * Reads one 16 bit word from the Shadow RAM using ixgbe_read_flat_nvm. + * + * Return: the exit code of the operation. + */ +int ixgbe_read_sr_word_aci(struct ixgbe_hw *hw, u16 offset, u16 *data) +{ + u32 bytes = sizeof(u16); + u16 data_local; + int err; + + err = ixgbe_read_flat_nvm(hw, offset * sizeof(u16), &bytes, + (u8 *)&data_local, true); + if (err) + return err; + + *data = data_local; + return 0; +} + +/** + * ixgbe_read_flat_nvm - Read portion of NVM by flat offset + * @hw: pointer to the HW struct + * @offset: offset from beginning of NVM + * @length: (in) number of bytes to read; (out) number of bytes actually read + * @data: buffer to return data in (sized to fit the specified length) + * @read_shadow_ram: if true, read from shadow RAM instead of NVM + * + * Reads a portion of the NVM, as a flat memory space. This function correctly + * breaks read requests across Shadow RAM sectors, prevents Shadow RAM size + * from being exceeded in case of Shadow RAM read requests and ensures that no + * single read request exceeds the maximum 4KB read for a single admin command. + * + * Returns an error code on failure. Note that the data pointer may be + * partially updated if some reads succeed before a failure. + * + * Return: the exit code of the operation. + */ +int ixgbe_read_flat_nvm(struct ixgbe_hw *hw, u32 offset, u32 *length, + u8 *data, bool read_shadow_ram) +{ + u32 inlen = *length; + u32 bytes_read = 0; + bool last_cmd; + int err; + + /* Verify the length of the read if this is for the Shadow RAM */ + if (read_shadow_ram && ((offset + inlen) > + (hw->eeprom.word_size * 2u))) + return -EINVAL; + + do { + u32 read_size, sector_offset; + + /* ixgbe_aci_read_nvm cannot read more than 4KB at a time. + * Additionally, a read from the Shadow RAM may not cross over + * a sector boundary. Conveniently, the sector size is also 4KB. + */ + sector_offset = offset % IXGBE_ACI_MAX_BUFFER_SIZE; + read_size = min_t(u32, + IXGBE_ACI_MAX_BUFFER_SIZE - sector_offset, + inlen - bytes_read); + + last_cmd = !(bytes_read + read_size < inlen); + + /* ixgbe_aci_read_nvm takes the length as a u16. Our read_size + * is calculated using a u32, but the IXGBE_ACI_MAX_BUFFER_SIZE + * maximum size guarantees that it will fit within the 2 bytes. + */ + err = ixgbe_aci_read_nvm(hw, IXGBE_ACI_NVM_START_POINT, + offset, (u16)read_size, + data + bytes_read, last_cmd, + read_shadow_ram); + if (err) + break; + + bytes_read += read_size; + offset += read_size; + } while (!last_cmd); + + *length = bytes_read; + return err; +} + +/** + * ixgbe_read_sr_buf_aci - Read Shadow RAM buffer via ACI + * @hw: pointer to the HW structure + * @offset: offset of the Shadow RAM words to read (0x000000 - 0x001FFF) + * @words: (in) number of words to read; (out) number of words actually read + * @data: words read from the Shadow RAM + * + * Read 16 bit words (data buf) from the Shadow RAM. Acquire/release the NVM + * ownership. + * + * Return: the operation exit code. + */ +int ixgbe_read_sr_buf_aci(struct ixgbe_hw *hw, u16 offset, u16 *words, + u16 *data) +{ + u32 bytes = *words * 2; + int err; + + err = ixgbe_read_flat_nvm(hw, offset * 2, &bytes, (u8 *)data, true); + if (err) + return err; + + *words = bytes / 2; + + for (int i = 0; i < *words; i++) + data[i] = le16_to_cpu(((__le16 *)data)[i]); + + return 0; +} + +/** + * ixgbe_read_ee_aci_e610 - Read EEPROM word using the admin command. + * @hw: pointer to hardware structure + * @offset: offset of word in the EEPROM to read + * @data: word read from the EEPROM + * + * Reads a 16 bit word from the EEPROM using the ACI. + * If the EEPROM params are not initialized, the function + * initialize them before proceeding with reading. + * The function acquires and then releases the NVM ownership. + * + * Return: the exit code of the operation. + */ +int ixgbe_read_ee_aci_e610(struct ixgbe_hw *hw, u16 offset, u16 *data) +{ + int err; + + if (hw->eeprom.type == ixgbe_eeprom_uninitialized) { + err = hw->eeprom.ops.init_params(hw); + if (err) + return err; + } + + err = ixgbe_acquire_nvm(hw, IXGBE_RES_READ); + if (err) + return err; + + err = ixgbe_read_sr_word_aci(hw, offset, data); + ixgbe_release_nvm(hw); + + return err; +} + +/** + * ixgbe_read_ee_aci_buffer_e610 - Read EEPROM words via ACI + * @hw: pointer to hardware structure + * @offset: offset of words in the EEPROM to read + * @words: number of words to read + * @data: words to read from the EEPROM + * + * Read 16 bit words from the EEPROM via the ACI. Initialize the EEPROM params + * prior to the read. Acquire/release the NVM ownership. + * + * Return: the operation exit code. + */ +int ixgbe_read_ee_aci_buffer_e610(struct ixgbe_hw *hw, u16 offset, + u16 words, u16 *data) +{ + int err; + + if (hw->eeprom.type == ixgbe_eeprom_uninitialized) { + err = hw->eeprom.ops.init_params(hw); + if (err) + return err; + } + + err = ixgbe_acquire_nvm(hw, IXGBE_RES_READ); + if (err) + return err; + + err = ixgbe_read_sr_buf_aci(hw, offset, &words, data); + ixgbe_release_nvm(hw); + + return err; +} + +/** + * ixgbe_validate_eeprom_checksum_e610 - Validate EEPROM checksum + * @hw: pointer to hardware structure + * @checksum_val: calculated checksum + * + * Performs checksum calculation and validates the EEPROM checksum. If the + * caller does not need checksum_val, the value can be NULL. + * If the EEPROM params are not initialized, the function + * initialize them before proceeding. + * The function acquires and then releases the NVM ownership. + * + * Return: the exit code of the operation. + */ +int ixgbe_validate_eeprom_checksum_e610(struct ixgbe_hw *hw, u16 *checksum_val) +{ + int err; + + if (hw->eeprom.type == ixgbe_eeprom_uninitialized) { + err = hw->eeprom.ops.init_params(hw); + if (err) + return err; + } + + err = ixgbe_nvm_validate_checksum(hw); + if (err) + return err; + + if (checksum_val) { + u16 tmp_checksum; + + err = ixgbe_acquire_nvm(hw, IXGBE_RES_READ); + if (err) + return err; + + err = ixgbe_read_sr_word_aci(hw, E610_SR_SW_CHECKSUM_WORD, + &tmp_checksum); + ixgbe_release_nvm(hw); + + if (!err) + *checksum_val = tmp_checksum; + } + + return err; +} + +/** + * ixgbe_reset_hw_e610 - Perform hardware reset + * @hw: pointer to hardware structure + * + * Resets the hardware by resetting the transmit and receive units, masks + * and clears all interrupts, and performs a reset. + * + * Return: the exit code of the operation. + */ +int ixgbe_reset_hw_e610(struct ixgbe_hw *hw) +{ + u32 swfw_mask = hw->phy.phy_semaphore_mask; + u32 ctrl, i; + int err; + + /* Call adapter stop to disable tx/rx and clear interrupts */ + err = hw->mac.ops.stop_adapter(hw); + if (err) + goto reset_hw_out; + + /* Flush pending Tx transactions. */ + ixgbe_clear_tx_pending(hw); + + hw->phy.ops.init(hw); +mac_reset_top: + err = hw->mac.ops.acquire_swfw_sync(hw, swfw_mask); + if (err) + return -EBUSY; + ctrl = IXGBE_CTRL_RST; + ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL); + IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl); + IXGBE_WRITE_FLUSH(hw); + hw->mac.ops.release_swfw_sync(hw, swfw_mask); + + /* Poll for reset bit to self-clear indicating reset is complete */ + for (i = 0; i < 10; i++) { + udelay(1); + ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL); + if (!(ctrl & IXGBE_CTRL_RST_MASK)) + break; + } + + if (ctrl & IXGBE_CTRL_RST_MASK) { + struct ixgbe_adapter *adapter = container_of(hw, struct ixgbe_adapter, + hw); + + err = -EIO; + netdev_err(adapter->netdev, "Reset polling failed to complete."); + } + + /* Double resets are required for recovery from certain error + * conditions. Between resets, it is necessary to stall to allow time + * for any pending HW events to complete. + */ + msleep(100); + if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { + hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; + goto mac_reset_top; + } + + /* Set the Rx packet buffer size. */ + IXGBE_WRITE_REG(hw, IXGBE_RXPBSIZE(0), GENMASK(18, 17)); + + /* Store the permanent mac address */ + hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); + + /* Maximum number of Receive Address Registers. */ +#define IXGBE_MAX_NUM_RAR 128 + + /* Store MAC address from RAR0, clear receive address registers, and + * clear the multicast table. Also reset num_rar_entries to the + * maximum number of Receive Address Registers, since we modify this + * value when programming the SAN MAC address. + */ + hw->mac.num_rar_entries = IXGBE_MAX_NUM_RAR; + hw->mac.ops.init_rx_addrs(hw); + + /* Initialize bus function number */ + hw->mac.ops.set_lan_id(hw); + +reset_hw_out: + return err; +} + +static const struct ixgbe_mac_operations mac_ops_e610 = { + .init_hw = ixgbe_init_hw_generic, + .start_hw = ixgbe_start_hw_X540, + .clear_hw_cntrs = ixgbe_clear_hw_cntrs_generic, + .enable_rx_dma = ixgbe_enable_rx_dma_generic, + .get_mac_addr = ixgbe_get_mac_addr_generic, + .get_device_caps = ixgbe_get_device_caps_generic, + .stop_adapter = ixgbe_stop_adapter_generic, + .set_lan_id = ixgbe_set_lan_id_multi_port_pcie, + .set_rxpba = ixgbe_set_rxpba_generic, + .check_link = ixgbe_check_link_e610, + .blink_led_start = ixgbe_blink_led_start_X540, + .blink_led_stop = ixgbe_blink_led_stop_X540, + .set_rar = ixgbe_set_rar_generic, + .clear_rar = ixgbe_clear_rar_generic, + .set_vmdq = ixgbe_set_vmdq_generic, + .set_vmdq_san_mac = ixgbe_set_vmdq_san_mac_generic, + .clear_vmdq = ixgbe_clear_vmdq_generic, + .init_rx_addrs = ixgbe_init_rx_addrs_generic, + .update_mc_addr_list = ixgbe_update_mc_addr_list_generic, + .enable_mc = ixgbe_enable_mc_generic, + .disable_mc = ixgbe_disable_mc_generic, + .clear_vfta = ixgbe_clear_vfta_generic, + .set_vfta = ixgbe_set_vfta_generic, + .fc_enable = ixgbe_fc_enable_generic, + .set_fw_drv_ver = ixgbe_set_fw_drv_ver_x550, + .init_uta_tables = ixgbe_init_uta_tables_generic, + .set_mac_anti_spoofing = ixgbe_set_mac_anti_spoofing, + .set_vlan_anti_spoofing = ixgbe_set_vlan_anti_spoofing, + .set_source_address_pruning = + ixgbe_set_source_address_pruning_x550, + .set_ethertype_anti_spoofing = + ixgbe_set_ethertype_anti_spoofing_x550, + .disable_rx_buff = ixgbe_disable_rx_buff_generic, + .enable_rx_buff = ixgbe_enable_rx_buff_generic, + .enable_rx = ixgbe_enable_rx_generic, + .disable_rx = ixgbe_disable_rx_e610, + .led_on = ixgbe_led_on_generic, + .led_off = ixgbe_led_off_generic, + .init_led_link_act = ixgbe_init_led_link_act_generic, + .reset_hw = ixgbe_reset_hw_e610, + .get_media_type = ixgbe_get_media_type_e610, + .setup_link = ixgbe_setup_link_e610, + .get_link_capabilities = ixgbe_get_link_capabilities_e610, + .get_bus_info = ixgbe_get_bus_info_generic, + .acquire_swfw_sync = ixgbe_acquire_swfw_sync_X540, + .release_swfw_sync = ixgbe_release_swfw_sync_X540, + .init_swfw_sync = ixgbe_init_swfw_sync_X540, + .prot_autoc_read = prot_autoc_read_generic, + .prot_autoc_write = prot_autoc_write_generic, + .setup_fc = ixgbe_setup_fc_e610, + .fc_autoneg = ixgbe_fc_autoneg_e610, +}; + +static const struct ixgbe_phy_operations phy_ops_e610 = { + .init = ixgbe_init_phy_ops_e610, + .identify = ixgbe_identify_phy_e610, + .identify_sfp = ixgbe_identify_module_e610, + .setup_link_speed = ixgbe_setup_phy_link_speed_generic, + .setup_link = ixgbe_setup_phy_link_e610, + .enter_lplu = ixgbe_enter_lplu_e610, +}; + +static const struct ixgbe_eeprom_operations eeprom_ops_e610 = { + .read = ixgbe_read_ee_aci_e610, + .read_buffer = ixgbe_read_ee_aci_buffer_e610, + .validate_checksum = ixgbe_validate_eeprom_checksum_e610, +}; + +const struct ixgbe_info ixgbe_e610_info = { + .mac = ixgbe_mac_e610, + .get_invariants = ixgbe_get_invariants_X540, + .mac_ops = &mac_ops_e610, + .eeprom_ops = &eeprom_ops_e610, + .phy_ops = &phy_ops_e610, + .mbx_ops = &mbx_ops_generic, + .mvals = ixgbe_mvals_x550em_a, +}; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h new file mode 100644 index 000000000000..ba8c06b73810 --- /dev/null +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2024 Intel Corporation. */ + +#ifndef _IXGBE_E610_H_ +#define _IXGBE_E610_H_ + +#include "ixgbe_type.h" + +int ixgbe_aci_send_cmd(struct ixgbe_hw *hw, struct ixgbe_aci_desc *desc, + void *buf, u16 buf_size); +bool ixgbe_aci_check_event_pending(struct ixgbe_hw *hw); +int ixgbe_aci_get_event(struct ixgbe_hw *hw, struct ixgbe_aci_event *e, + bool *pending); +void ixgbe_fill_dflt_direct_cmd_desc(struct ixgbe_aci_desc *desc, u16 opcode); +int ixgbe_acquire_res(struct ixgbe_hw *hw, enum ixgbe_aci_res_ids res, + enum ixgbe_aci_res_access_type access, u32 timeout); +void ixgbe_release_res(struct ixgbe_hw *hw, enum ixgbe_aci_res_ids res); +int ixgbe_aci_list_caps(struct ixgbe_hw *hw, void *buf, u16 buf_size, + u32 *cap_count, enum ixgbe_aci_opc opc); +int ixgbe_discover_dev_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_dev_caps *dev_caps); +int ixgbe_discover_func_caps(struct ixgbe_hw *hw, + struct ixgbe_hw_func_caps *func_caps); +int ixgbe_get_caps(struct ixgbe_hw *hw); +int ixgbe_aci_disable_rxen(struct ixgbe_hw *hw); +int ixgbe_aci_get_phy_caps(struct ixgbe_hw *hw, bool qual_mods, u8 report_mode, + struct ixgbe_aci_cmd_get_phy_caps_data *pcaps); +void ixgbe_copy_phy_caps_to_cfg(struct ixgbe_aci_cmd_get_phy_caps_data *caps, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg); +int ixgbe_aci_set_phy_cfg(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg); +int ixgbe_aci_set_link_restart_an(struct ixgbe_hw *hw, bool ena_link); +int ixgbe_update_link_info(struct ixgbe_hw *hw); +int ixgbe_get_link_status(struct ixgbe_hw *hw, bool *link_up); +int ixgbe_aci_get_link_info(struct ixgbe_hw *hw, bool ena_lse, + struct ixgbe_link_status *link); +int ixgbe_aci_set_event_mask(struct ixgbe_hw *hw, u8 port_num, u16 mask); +int ixgbe_configure_lse(struct ixgbe_hw *hw, bool activate, u16 mask); +enum ixgbe_media_type ixgbe_get_media_type_e610(struct ixgbe_hw *hw); +int ixgbe_setup_link_e610(struct ixgbe_hw *hw, ixgbe_link_speed speed, + bool autoneg_wait); +int ixgbe_check_link_e610(struct ixgbe_hw *hw, ixgbe_link_speed *speed, + bool *link_up, bool link_up_wait_to_complete); +int ixgbe_get_link_capabilities_e610(struct ixgbe_hw *hw, + ixgbe_link_speed *speed, + bool *autoneg); +int ixgbe_cfg_phy_fc(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_set_phy_cfg_data *cfg, + enum ixgbe_fc_mode req_mode); +int ixgbe_setup_fc_e610(struct ixgbe_hw *hw); +void ixgbe_fc_autoneg_e610(struct ixgbe_hw *hw); +void ixgbe_disable_rx_e610(struct ixgbe_hw *hw); +int ixgbe_init_phy_ops_e610(struct ixgbe_hw *hw); +int ixgbe_identify_phy_e610(struct ixgbe_hw *hw); +int ixgbe_identify_module_e610(struct ixgbe_hw *hw); +int ixgbe_setup_phy_link_e610(struct ixgbe_hw *hw); +int ixgbe_set_phy_power_e610(struct ixgbe_hw *hw, bool on); +int ixgbe_enter_lplu_e610(struct ixgbe_hw *hw); +int ixgbe_init_eeprom_params_e610(struct ixgbe_hw *hw); +int ixgbe_aci_get_netlist_node(struct ixgbe_hw *hw, + struct ixgbe_aci_cmd_get_link_topo *cmd, + u8 *node_part_number, u16 *node_handle); +int ixgbe_acquire_nvm(struct ixgbe_hw *hw, + enum ixgbe_aci_res_access_type access); +void ixgbe_release_nvm(struct ixgbe_hw *hw); +int ixgbe_aci_read_nvm(struct ixgbe_hw *hw, u16 module_typeid, u32 offset, + u16 length, void *data, bool last_command, + bool read_shadow_ram); +int ixgbe_nvm_validate_checksum(struct ixgbe_hw *hw); +int ixgbe_read_sr_word_aci(struct ixgbe_hw *hw, u16 offset, u16 *data); +int ixgbe_read_flat_nvm(struct ixgbe_hw *hw, u32 offset, u32 *length, + u8 *data, bool read_shadow_ram); +int ixgbe_read_sr_buf_aci(struct ixgbe_hw *hw, u16 offset, u16 *words, + u16 *data); +int ixgbe_read_ee_aci_e610(struct ixgbe_hw *hw, u16 offset, u16 *data); +int ixgbe_read_ee_aci_buffer_e610(struct ixgbe_hw *hw, u16 offset, + u16 words, u16 *data); +int ixgbe_validate_eeprom_checksum_e610(struct ixgbe_hw *hw, u16 *checksum_val); +int ixgbe_reset_hw_e610(struct ixgbe_hw *hw); + +#endif /* _IXGBE_E610_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 9482e0cca8b7..da91c582d439 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ /* ethtool support for ixgbe */ @@ -690,6 +690,7 @@ static void ixgbe_get_regs(struct net_device *netdev, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i)); regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); break; @@ -1613,6 +1614,7 @@ static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: toggle = 0x7FFFF30F; test = reg_test_82599; break; @@ -1874,6 +1876,7 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL); reg_data |= IXGBE_DMATXCTL_TE; IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data); @@ -1935,6 +1938,7 @@ static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: reg_data = IXGBE_READ_REG(hw, IXGBE_MACC); reg_data |= IXGBE_MACC_FLU; IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c index 16fa621ce0ff..336d47ffb95a 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include "ixgbe.h" #include "ixgbe_sriov.h" @@ -107,6 +107,7 @@ static void ixgbe_get_first_reg_idx(struct ixgbe_adapter *adapter, u8 tc, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: if (num_tcs > 4) { /* * TCs : TC0/1 TC2/3 TC4-7 diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 2e38e8f6fac1..336e08d35f97 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/types.h> #include <linux/module.h> @@ -42,6 +42,7 @@ #include "ixgbe.h" #include "ixgbe_common.h" +#include "ixgbe_e610.h" #include "ixgbe_dcb_82599.h" #include "ixgbe_mbx.h" #include "ixgbe_phy.h" @@ -73,6 +74,7 @@ static const struct ixgbe_info *ixgbe_info_tbl[] = { [board_x550em_x_fw] = &ixgbe_x550em_x_fw_info, [board_x550em_a] = &ixgbe_x550em_a_info, [board_x550em_a_fw] = &ixgbe_x550em_a_fw_info, + [board_e610] = &ixgbe_e610_info, }; /* ixgbe_pci_tbl - PCI Device ID Table @@ -131,6 +133,11 @@ static const struct pci_device_id ixgbe_pci_tbl[] = { {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_A_SFP), board_x550em_a }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_A_1G_T), board_x550em_a_fw }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_A_1G_T_L), board_x550em_a_fw }, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_BACKPLANE), board_e610}, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_SFP), board_e610}, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_10G_T), board_e610}, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_2_5G_T), board_e610}, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_SGMII), board_e610}, /* required last entry */ {0, } }; @@ -173,6 +180,8 @@ static struct workqueue_struct *ixgbe_wq; static bool ixgbe_check_cfg_remove(struct ixgbe_hw *hw, struct pci_dev *pdev); static void ixgbe_watchdog_link_is_down(struct ixgbe_adapter *); +static void ixgbe_watchdog_link_is_up(struct ixgbe_adapter *); +static void ixgbe_watchdog_update_link(struct ixgbe_adapter *); static const struct net_device_ops ixgbe_netdev_ops; @@ -236,8 +245,11 @@ static int ixgbe_get_parent_bus_info(struct ixgbe_adapter *adapter) * bandwidth details should be gathered from the parent bus instead of from the * device. Used to ensure that various locations all have the correct device ID * checks. + * + * Return: true if information should be collected from the parent bus, false + * otherwise */ -static inline bool ixgbe_pcie_from_parent(struct ixgbe_hw *hw) +static bool ixgbe_pcie_from_parent(struct ixgbe_hw *hw) { switch (hw->device_id) { case IXGBE_DEV_ID_82599_SFP_SF_QP: @@ -876,6 +888,7 @@ static void ixgbe_set_ivar(struct ixgbe_adapter *adapter, s8 direction, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: if (direction == -1) { /* other causes */ msix_vector |= IXGBE_IVAR_ALLOC_VAL; @@ -915,6 +928,7 @@ void ixgbe_irq_rearm_queues(struct ixgbe_adapter *adapter, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: mask = (qmask & 0xFFFFFFFF); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS_EX(0), mask); mask = (qmask >> 32); @@ -1025,7 +1039,7 @@ static u64 ixgbe_get_tx_pending(struct ixgbe_ring *ring) return ((head <= tail) ? tail : tail + ring->count) - head; } -static inline bool ixgbe_check_tx_hang(struct ixgbe_ring *tx_ring) +static bool ixgbe_check_tx_hang(struct ixgbe_ring *tx_ring) { u32 tx_done = ixgbe_get_tx_completed(tx_ring); u32 tx_done_old = tx_ring->tx_stats.tx_done_old; @@ -2515,6 +2529,7 @@ static void ixgbe_configure_msix(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: ixgbe_set_ivar(adapter, -1, 1, v_idx); break; default: @@ -2528,6 +2543,9 @@ static void ixgbe_configure_msix(struct ixgbe_adapter *adapter) IXGBE_EIMS_MAILBOX | IXGBE_EIMS_LSC); + if (adapter->hw.mac.type == ixgbe_mac_e610) + mask &= ~IXGBE_EIMS_FW_EVENT; + IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIAC, mask); } @@ -2744,6 +2762,7 @@ void ixgbe_write_eitr(struct ixgbe_q_vector *q_vector) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: /* * set the WDIS bit to not clear the timer bits and cause an * immediate assertion of the interrupt @@ -2966,6 +2985,218 @@ static void ixgbe_check_lsc(struct ixgbe_adapter *adapter) } } +/** + * ixgbe_check_phy_fw_load - check if PHY FW load failed + * @adapter: pointer to adapter structure + * @link_cfg_err: bitmap from the link info structure + * + * Check if external PHY FW load failed and print an error message if it did. + */ +static void ixgbe_check_phy_fw_load(struct ixgbe_adapter *adapter, + u8 link_cfg_err) +{ + if (!(link_cfg_err & IXGBE_ACI_LINK_EXTERNAL_PHY_LOAD_FAILURE)) { + adapter->flags2 &= ~IXGBE_FLAG2_PHY_FW_LOAD_FAILED; + return; + } + + if (adapter->flags2 & IXGBE_FLAG2_PHY_FW_LOAD_FAILED) + return; + + if (link_cfg_err & IXGBE_ACI_LINK_EXTERNAL_PHY_LOAD_FAILURE) { + netdev_err(adapter->netdev, "Device failed to load the FW for the external PHY. Please download and install the latest NVM for your device and try again\n"); + adapter->flags2 |= IXGBE_FLAG2_PHY_FW_LOAD_FAILED; + } +} + +/** + * ixgbe_check_module_power - check module power level + * @adapter: pointer to adapter structure + * @link_cfg_err: bitmap from the link info structure + * + * Check module power level returned by a previous call to aci_get_link_info + * and print error messages if module power level is not supported. + */ +static void ixgbe_check_module_power(struct ixgbe_adapter *adapter, + u8 link_cfg_err) +{ + /* If module power level is supported, clear the flag. */ + if (!(link_cfg_err & (IXGBE_ACI_LINK_INVAL_MAX_POWER_LIMIT | + IXGBE_ACI_LINK_MODULE_POWER_UNSUPPORTED))) { + adapter->flags2 &= ~IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; + return; + } + + /* If IXGBE_FLAG2_MOD_POWER_UNSUPPORTED was previously set and the + * above block didn't clear this bit, there's nothing to do. + */ + if (adapter->flags2 & IXGBE_FLAG2_MOD_POWER_UNSUPPORTED) + return; + + if (link_cfg_err & IXGBE_ACI_LINK_INVAL_MAX_POWER_LIMIT) { + netdev_err(adapter->netdev, "The installed module is incompatible with the device's NVM image. Cannot start link.\n"); + adapter->flags2 |= IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; + } else if (link_cfg_err & IXGBE_ACI_LINK_MODULE_POWER_UNSUPPORTED) { + netdev_err(adapter->netdev, "The module's power requirements exceed the device's power supply. Cannot start link.\n"); + adapter->flags2 |= IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; + } +} + +/** + * ixgbe_check_link_cfg_err - check if link configuration failed + * @adapter: pointer to adapter structure + * @link_cfg_err: bitmap from the link info structure + * + * Print if any link configuration failure happens due to the value in the + * link_cfg_err parameter in the link info structure. + */ +static void ixgbe_check_link_cfg_err(struct ixgbe_adapter *adapter, + u8 link_cfg_err) +{ + ixgbe_check_module_power(adapter, link_cfg_err); + ixgbe_check_phy_fw_load(adapter, link_cfg_err); +} + +/** + * ixgbe_process_link_status_event - process the link event + * @adapter: pointer to adapter structure + * @link_up: true if the physical link is up and false if it is down + * @link_speed: current link speed received from the link event + * + * Return: 0 on success or negative value on failure. + */ +static int +ixgbe_process_link_status_event(struct ixgbe_adapter *adapter, bool link_up, + u16 link_speed) +{ + struct ixgbe_hw *hw = &adapter->hw; + int status; + + /* Update the link info structures and re-enable link events, + * don't bail on failure due to other book keeping needed. + */ + status = ixgbe_update_link_info(hw); + if (status) + e_dev_err("Failed to update link status, err %d aq_err %d\n", + status, hw->aci.last_status); + + ixgbe_check_link_cfg_err(adapter, hw->link.link_info.link_cfg_err); + + /* Check if the link state is up after updating link info, and treat + * this event as an UP event since the link is actually UP now. + */ + if (hw->link.link_info.link_info & IXGBE_ACI_LINK_UP) + link_up = true; + + /* Turn off PHY if media was removed. */ + if (!(adapter->flags2 & IXGBE_FLAG2_NO_MEDIA) && + !(hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE)) + adapter->flags2 |= IXGBE_FLAG2_NO_MEDIA; + + if (link_up == adapter->link_up && + link_up == netif_carrier_ok(adapter->netdev) && + link_speed == adapter->link_speed) + return 0; + + adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; + adapter->link_check_timeout = jiffies; + ixgbe_watchdog_update_link(adapter); + + if (link_up) + ixgbe_watchdog_link_is_up(adapter); + else + ixgbe_watchdog_link_is_down(adapter); + + return 0; +} + +/** + * ixgbe_handle_link_status_event - handle link status event via ACI + * @adapter: pointer to adapter structure + * @e: event structure containing link status info + */ +static void +ixgbe_handle_link_status_event(struct ixgbe_adapter *adapter, + struct ixgbe_aci_event *e) +{ + struct ixgbe_aci_cmd_get_link_status_data *link_data; + u16 link_speed; + bool link_up; + + link_data = (struct ixgbe_aci_cmd_get_link_status_data *)e->msg_buf; + + link_up = !!(link_data->link_info & IXGBE_ACI_LINK_UP); + link_speed = le16_to_cpu(link_data->link_speed); + + if (ixgbe_process_link_status_event(adapter, link_up, link_speed)) + e_dev_warn("Could not process link status event"); +} + +/** + * ixgbe_schedule_fw_event - schedule Firmware event + * @adapter: pointer to the adapter structure + * + * If the adapter is not in down, removing or resetting state, + * an event is scheduled. + */ +static void ixgbe_schedule_fw_event(struct ixgbe_adapter *adapter) +{ + if (!test_bit(__IXGBE_DOWN, &adapter->state) && + !test_bit(__IXGBE_REMOVING, &adapter->state) && + !test_bit(__IXGBE_RESETTING, &adapter->state)) { + adapter->flags2 |= IXGBE_FLAG2_FW_ASYNC_EVENT; + ixgbe_service_event_schedule(adapter); + } +} + +/** + * ixgbe_aci_event_cleanup - release msg_buf memory + * @event: pointer to the event holding msg_buf to be released + * + * Clean memory allocated for event's msg_buf. Implements auto memory cleanup. + */ +static void ixgbe_aci_event_cleanup(struct ixgbe_aci_event *event) +{ + kfree(event->msg_buf); +} + +/** + * ixgbe_handle_fw_event - handle Firmware event + * @adapter: pointer to the adapter structure + * + * Obtain an event from the ACI and then and then process it according to the + * type of the event and the opcode. + */ +static void ixgbe_handle_fw_event(struct ixgbe_adapter *adapter) +{ + struct ixgbe_aci_event event __cleanup(ixgbe_aci_event_cleanup); + struct ixgbe_hw *hw = &adapter->hw; + bool pending = false; + int err; + + if (adapter->flags2 & IXGBE_FLAG2_FW_ASYNC_EVENT) + adapter->flags2 &= ~IXGBE_FLAG2_FW_ASYNC_EVENT; + event.buf_len = IXGBE_ACI_MAX_BUFFER_SIZE; + event.msg_buf = kzalloc(event.buf_len, GFP_KERNEL); + if (!event.msg_buf) + return; + + do { + err = ixgbe_aci_get_event(hw, &event, &pending); + if (err) + break; + + switch (le16_to_cpu(event.desc.opcode)) { + case ixgbe_aci_opc_get_link_status: + ixgbe_handle_link_status_event(adapter, &event); + break; + default: + e_warn(hw, "unknown FW async event captured\n"); + break; + } + } while (pending); +} + static inline void ixgbe_irq_enable_queues(struct ixgbe_adapter *adapter, u64 qmask) { @@ -2982,6 +3213,7 @@ static inline void ixgbe_irq_enable_queues(struct ixgbe_adapter *adapter, case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: mask = (qmask & 0xFFFFFFFF); if (mask) IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask); @@ -3035,6 +3267,9 @@ static inline void ixgbe_irq_enable(struct ixgbe_adapter *adapter, bool queues, case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: + case ixgbe_mac_e610: + mask |= IXGBE_EIMS_FW_EVENT; + fallthrough; case ixgbe_mac_x550em_a: if (adapter->hw.device_id == IXGBE_DEV_ID_X550EM_X_SFP || adapter->hw.device_id == IXGBE_DEV_ID_X550EM_A_SFP || @@ -3091,12 +3326,16 @@ static irqreturn_t ixgbe_msix_other(int irq, void *data) if (eicr & IXGBE_EICR_MAILBOX) ixgbe_msg_task(adapter); + if (eicr & IXGBE_EICR_FW_EVENT) + ixgbe_schedule_fw_event(adapter); + switch (hw->mac.type) { case ixgbe_mac_82599EB: case ixgbe_mac_X540: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: if (hw->phy.type == ixgbe_phy_x550em_ext_t && (eicr & IXGBE_EICR_GPI_SDP0_X540)) { adapter->flags2 |= IXGBE_FLAG2_PHY_INTERRUPT; @@ -3334,6 +3573,9 @@ static irqreturn_t ixgbe_intr(int irq, void *data) if (eicr & IXGBE_EICR_LSC) ixgbe_check_lsc(adapter); + if (eicr & IXGBE_EICR_FW_EVENT) + ixgbe_schedule_fw_event(adapter); + switch (hw->mac.type) { case ixgbe_mac_82599EB: ixgbe_check_sfp_event(adapter, eicr); @@ -3342,6 +3584,7 @@ static irqreturn_t ixgbe_intr(int irq, void *data) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: if (eicr & IXGBE_EICR_ECC) { e_info(link, "Received ECC Err, initiating reset\n"); set_bit(__IXGBE_RESET_REQUESTED, &adapter->state); @@ -3442,6 +3685,7 @@ static inline void ixgbe_irq_disable(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFF0000); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(0), ~0); IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(1), ~0); @@ -4359,6 +4603,7 @@ static void ixgbe_setup_rdrxctl(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: if (adapter->num_vfs) rdrxctl |= IXGBE_RDRXCTL_PSP; fallthrough; @@ -4526,6 +4771,7 @@ static void ixgbe_vlan_strip_disable(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: for (i = 0; i < adapter->num_rx_queues; i++) { struct ixgbe_ring *ring = adapter->rx_ring[i]; @@ -4564,6 +4810,7 @@ static void ixgbe_vlan_strip_enable(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: for (i = 0; i < adapter->num_rx_queues; i++) { struct ixgbe_ring *ring = adapter->rx_ring[i]; @@ -5148,6 +5395,7 @@ static int ixgbe_hpbthresh(struct ixgbe_adapter *adapter, int pb) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: dv_id = IXGBE_DV_X540(link, tc); break; default: @@ -5208,6 +5456,7 @@ static int ixgbe_lpbthresh(struct ixgbe_adapter *adapter, int pb) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: dv_id = IXGBE_LOW_DV_X540(tc); break; default: @@ -5510,6 +5759,48 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter) } /** + * ixgbe_enable_link_status_events - enable link status events + * @adapter: pointer to the adapter structure + * @mask: event mask to be set + * + * Enables link status events by invoking ixgbe_configure_lse() + * + * Return: the exit code of the operation. + */ +static int ixgbe_enable_link_status_events(struct ixgbe_adapter *adapter, + u16 mask) +{ + int err; + + err = ixgbe_configure_lse(&adapter->hw, true, mask); + if (err) + return err; + + adapter->lse_mask = mask; + return 0; +} + +/** + * ixgbe_disable_link_status_events - disable link status events + * @adapter: pointer to the adapter structure + * + * Disables link status events by invoking ixgbe_configure_lse() + * + * Return: the exit code of the operation. + */ +static int ixgbe_disable_link_status_events(struct ixgbe_adapter *adapter) +{ + int err; + + err = ixgbe_configure_lse(&adapter->hw, false, adapter->lse_mask); + if (err) + return err; + + adapter->lse_mask = 0; + return 0; +} + +/** * ixgbe_sfp_link_config - set up SFP+ link * @adapter: pointer to private adapter struct **/ @@ -5532,13 +5823,21 @@ static void ixgbe_sfp_link_config(struct ixgbe_adapter *adapter) * ixgbe_non_sfp_link_config - set up non-SFP+ link * @hw: pointer to private hardware struct * - * Returns 0 on success, negative on failure + * Configure non-SFP link. + * + * Return: 0 on success, negative on failure **/ static int ixgbe_non_sfp_link_config(struct ixgbe_hw *hw) { - u32 speed; + struct ixgbe_adapter *adapter = container_of(hw, struct ixgbe_adapter, + hw); + u16 mask = ~((u16)(IXGBE_ACI_LINK_EVENT_UPDOWN | + IXGBE_ACI_LINK_EVENT_MEDIA_NA | + IXGBE_ACI_LINK_EVENT_MODULE_QUAL_FAIL | + IXGBE_ACI_LINK_EVENT_PHY_FW_LOAD_FAIL)); bool autoneg, link_up = false; int ret = -EIO; + u32 speed; if (hw->mac.ops.check_link) ret = hw->mac.ops.check_link(hw, &speed, &link_up, false); @@ -5561,13 +5860,53 @@ static int ixgbe_non_sfp_link_config(struct ixgbe_hw *hw) if (ret) return ret; - if (hw->mac.ops.setup_link) + if (hw->mac.ops.setup_link) { + if (adapter->hw.mac.type == ixgbe_mac_e610) { + ret = ixgbe_enable_link_status_events(adapter, mask); + if (ret) + return ret; + } ret = hw->mac.ops.setup_link(hw, speed, link_up); + } return ret; } /** + * ixgbe_check_media_subtask - check for media + * @adapter: pointer to adapter structure + * + * If media is available then initialize PHY user configuration. Configure the + * PHY if the interface is up. + */ +static void ixgbe_check_media_subtask(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + + /* No need to check for media if it's already present */ + if (!(adapter->flags2 & IXGBE_FLAG2_NO_MEDIA)) + return; + + /* Refresh link info and check if media is present */ + if (ixgbe_update_link_info(hw)) + return; + + ixgbe_check_link_cfg_err(adapter, hw->link.link_info.link_cfg_err); + + if (hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE) { + /* PHY settings are reset on media insertion, reconfigure + * PHY to preserve settings. + */ + if (!(ixgbe_non_sfp_link_config(&adapter->hw))) + adapter->flags2 &= ~IXGBE_FLAG2_NO_MEDIA; + + /* A Link Status Event will be generated; the event handler + * will complete bringing the interface up + */ + } +} + +/** * ixgbe_clear_vf_stats_counters - Clear out VF stats after reset * @adapter: board private structure * @@ -5630,6 +5969,7 @@ static void ixgbe_setup_gpie(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: default: IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(0), 0xFFFFFFFF); IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(1), 0xFFFFFFFF); @@ -5980,6 +6320,7 @@ dma_engine_disable: case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, (IXGBE_READ_REG(hw, IXGBE_DMATXCTL) & ~IXGBE_DMATXCTL_TE)); @@ -6224,6 +6565,8 @@ void ixgbe_down(struct ixgbe_adapter *adapter) ixgbe_clean_all_tx_rings(adapter); ixgbe_clean_all_rx_rings(adapter); + if (adapter->hw.mac.type == ixgbe_mac_e610) + ixgbe_disable_link_status_events(adapter); } /** @@ -6279,6 +6622,7 @@ static void ixgbe_init_dcb(struct ixgbe_adapter *adapter) break; case ixgbe_mac_X540: case ixgbe_mac_X550: + case ixgbe_mac_e610: adapter->dcb_cfg.num_tcs.pg_tcs = X540_TRAFFIC_CLASS; adapter->dcb_cfg.num_tcs.pfc_tcs = X540_TRAFFIC_CLASS; break; @@ -6342,6 +6686,8 @@ static int ixgbe_sw_init(struct ixgbe_adapter *adapter, hw->subsystem_vendor_id = pdev->subsystem_vendor; hw->subsystem_device_id = pdev->subsystem_device; + hw->mac.max_link_up_time = IXGBE_LINK_UP_TIME; + /* get_invariants needs the device IDs */ ii->get_invariants(hw); @@ -6909,6 +7255,19 @@ int ixgbe_open(struct net_device *netdev) ixgbe_up_complete(adapter); udp_tunnel_nic_reset_ntf(netdev); + if (adapter->hw.mac.type == ixgbe_mac_e610) { + int err = ixgbe_update_link_info(&adapter->hw); + + if (err) + e_dev_err("Failed to update link info, err %d.\n", err); + + ixgbe_check_link_cfg_err(adapter, + adapter->hw.link.link_info.link_cfg_err); + + err = ixgbe_non_sfp_link_config(&adapter->hw); + if (ixgbe_non_sfp_link_config(&adapter->hw)) + e_dev_err("Link setup failed, err %d.\n", err); + } return 0; @@ -7062,6 +7421,7 @@ static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: pci_wake_from_d3(pdev, !!wufc); break; default: @@ -7209,6 +7569,7 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: hwstats->pxonrxc[i] += IXGBE_READ_REG(hw, IXGBE_PXONRXCNT(i)); break; @@ -7221,11 +7582,12 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) for (i = 0; i < 16; i++) { hwstats->qptc[i] += IXGBE_READ_REG(hw, IXGBE_QPTC(i)); hwstats->qprc[i] += IXGBE_READ_REG(hw, IXGBE_QPRC(i)); - if ((hw->mac.type == ixgbe_mac_82599EB) || - (hw->mac.type == ixgbe_mac_X540) || - (hw->mac.type == ixgbe_mac_X550) || - (hw->mac.type == ixgbe_mac_X550EM_x) || - (hw->mac.type == ixgbe_mac_x550em_a)) { + if (hw->mac.type == ixgbe_mac_82599EB || + hw->mac.type == ixgbe_mac_X540 || + hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550EM_x || + hw->mac.type == ixgbe_mac_x550em_a || + hw->mac.type == ixgbe_mac_e610) { hwstats->qbtc[i] += IXGBE_READ_REG(hw, IXGBE_QBTC_L(i)); IXGBE_READ_REG(hw, IXGBE_QBTC_H(i)); /* to clear */ hwstats->qbrc[i] += IXGBE_READ_REG(hw, IXGBE_QBRC_L(i)); @@ -7251,6 +7613,7 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: /* OS2BMC stats are X540 and later */ hwstats->o2bgptc += IXGBE_READ_REG(hw, IXGBE_O2BGPTC); hwstats->o2bspc += IXGBE_READ_REG(hw, IXGBE_O2BSPC); @@ -7551,6 +7914,7 @@ static void ixgbe_watchdog_link_is_up(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: case ixgbe_mac_82599EB: { u32 mflcn = IXGBE_READ_REG(hw, IXGBE_MFLCN); u32 fccfg = IXGBE_READ_REG(hw, IXGBE_FCCFG); @@ -8052,6 +8416,11 @@ static void ixgbe_service_task(struct work_struct *work) ixgbe_service_event_complete(adapter); return; } + if (adapter->hw.mac.type == ixgbe_mac_e610) { + if (adapter->flags2 & IXGBE_FLAG2_FW_ASYNC_EVENT) + ixgbe_handle_fw_event(adapter); + ixgbe_check_media_subtask(adapter); + } ixgbe_reset_subtask(adapter); ixgbe_phy_interrupt_subtask(adapter); ixgbe_sfp_detection_subtask(adapter); @@ -10771,6 +11140,24 @@ bool ixgbe_wol_supported(struct ixgbe_adapter *adapter, u16 device_id, } /** + * ixgbe_set_fw_version_e610 - Set FW version specifically on E610 adapters + * @adapter: the adapter private structure + * + * This function is used by probe and ethtool to determine the FW version to + * format to display. The FW version is taken from the EEPROM/NVM. + * + */ +static void ixgbe_set_fw_version_e610(struct ixgbe_adapter *adapter) +{ + struct ixgbe_orom_info *orom = &adapter->hw.flash.orom; + struct ixgbe_nvm_info *nvm = &adapter->hw.flash.nvm; + + snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), + "%x.%02x 0x%x %d.%d.%d", nvm->major, nvm->minor, + nvm->eetrack, orom->major, orom->build, orom->patch); +} + +/** * ixgbe_set_fw_version - Set FW version * @adapter: the adapter private structure * @@ -10782,6 +11169,11 @@ static void ixgbe_set_fw_version(struct ixgbe_adapter *adapter) struct ixgbe_hw *hw = &adapter->hw; struct ixgbe_nvm_version nvm_ver; + if (adapter->hw.mac.type == ixgbe_mac_e610) { + ixgbe_set_fw_version_e610(adapter); + return; + } + ixgbe_get_oem_prod_version(hw, &nvm_ver); if (nvm_ver.oem_valid) { snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), @@ -10868,6 +11260,8 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) #else indices = IXGBE_MAX_RSS_INDICES; #endif + } else if (ii->mac == ixgbe_mac_e610) { + indices = IXGBE_MAX_RSS_INDICES_X550; } netdev = alloc_etherdev_mq(sizeof(struct ixgbe_adapter), indices); @@ -10933,12 +11327,19 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) goto err_sw_init; + if (adapter->hw.mac.type == ixgbe_mac_e610) { + err = ixgbe_get_caps(&adapter->hw); + if (err) + dev_err(&pdev->dev, "ixgbe_get_caps failed %d\n", err); + } + if (adapter->hw.mac.type == ixgbe_mac_82599EB) adapter->flags2 |= IXGBE_FLAG2_AUTO_DISABLE_VF; switch (adapter->hw.mac.type) { case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: + case ixgbe_mac_e610: netdev->udp_tunnel_nic_info = &ixgbe_udp_tunnels_x550; break; case ixgbe_mac_x550em_a: @@ -10959,6 +11360,7 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0); break; default: @@ -11130,6 +11532,8 @@ skip_sriov: ether_addr_copy(hw->mac.addr, hw->mac.perm_addr); ixgbe_mac_set_default_filter(adapter); + if (hw->mac.type == ixgbe_mac_e610) + mutex_init(&hw->aci.lock); timer_setup(&adapter->service_timer, ixgbe_service_timer, 0); if (ixgbe_removed(hw->hw_addr)) { @@ -11275,6 +11679,8 @@ err_netdev: err_register: ixgbe_release_hw_control(adapter); ixgbe_clear_interrupt_scheme(adapter); + if (hw->mac.type == ixgbe_mac_e610) + mutex_destroy(&adapter->hw.aci.lock); err_sw_init: ixgbe_disable_sriov(adapter); adapter->flags2 &= ~IXGBE_FLAG2_SEARCH_FOR_SFP; @@ -11321,6 +11727,11 @@ static void ixgbe_remove(struct pci_dev *pdev) set_bit(__IXGBE_REMOVING, &adapter->state); cancel_work_sync(&adapter->service_task); + if (adapter->hw.mac.type == ixgbe_mac_e610) { + ixgbe_disable_link_status_events(adapter); + mutex_destroy(&adapter->hw.aci.lock); + } + if (adapter->mii_bus) mdiobus_unregister(adapter->mii_bus); @@ -11452,6 +11863,9 @@ static pci_ers_result_t ixgbe_io_error_detected(struct pci_dev *pdev, case ixgbe_mac_x550em_a: device_id = IXGBE_DEV_ID_X550EM_A_VF; break; + case ixgbe_mac_e610: + device_id = IXGBE_DEV_ID_E610_VF; + break; default: device_id = 0; break; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c index d67d77e5dacc..788b5af07c70 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/pci.h> #include <linux/delay.h> @@ -283,6 +283,7 @@ static int ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_number) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: case ixgbe_mac_x550em_a: + case ixgbe_mac_e610: vflre = IXGBE_READ_REG(hw, IXGBE_VFLREC(reg_offset)); break; default: @@ -407,6 +408,7 @@ void ixgbe_init_mbx_params_pf(struct ixgbe_hw *hw) hw->mac.type != ixgbe_mac_X550 && hw->mac.type != ixgbe_mac_X550EM_x && hw->mac.type != ixgbe_mac_x550em_a && + hw->mac.type != ixgbe_mac_e610 && hw->mac.type != ixgbe_mac_X540) return; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c index 07eaa3c3f4d3..0a03a8bb5f88 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/pci.h> #include <linux/delay.h> @@ -1117,7 +1117,7 @@ int ixgbe_setup_phy_link_generic(struct ixgbe_hw *hw) hw->phy.ops.read_reg(hw, IXGBE_MII_AUTONEG_VENDOR_PROVISION_1_REG, MDIO_MMD_AN, &autoneg_reg); - if (hw->mac.type == ixgbe_mac_X550) { + if (hw->mac.type == ixgbe_mac_X550 || hw->mac.type == ixgbe_mac_e610) { /* Set or unset auto-negotiation 5G advertisement */ autoneg_reg &= ~IXGBE_MII_5GBASE_T_ADVERTISE; if ((hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_5GB_FULL) && @@ -1233,6 +1233,7 @@ static int ixgbe_get_copper_speeds_supported(struct ixgbe_hw *hw) switch (hw->mac.type) { case ixgbe_mac_X550: + case ixgbe_mac_e610: hw->phy.speeds_supported |= IXGBE_LINK_SPEED_2_5GB_FULL; hw->phy.speeds_supported |= IXGBE_LINK_SPEED_5GB_FULL; break; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h index 9baccacd02a1..5fdf32d79d82 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #ifndef _IXGBE_TYPE_H_ #define _IXGBE_TYPE_H_ @@ -7,6 +7,7 @@ #include <linux/types.h> #include <linux/mdio.h> #include <linux/netdevice.h> +#include "ixgbe_type_e610.h" /* Device IDs */ #define IXGBE_DEV_ID_82598 0x10B6 @@ -71,12 +72,19 @@ #define IXGBE_DEV_ID_X550EM_A_1G_T 0x15E4 #define IXGBE_DEV_ID_X550EM_A_1G_T_L 0x15E5 +#define IXGBE_DEV_ID_E610_BACKPLANE 0x57AE +#define IXGBE_DEV_ID_E610_SFP 0x57AF +#define IXGBE_DEV_ID_E610_10G_T 0x57B0 +#define IXGBE_DEV_ID_E610_2_5G_T 0x57B1 +#define IXGBE_DEV_ID_E610_SGMII 0x57B2 + /* VF Device IDs */ #define IXGBE_DEV_ID_82599_VF 0x10ED #define IXGBE_DEV_ID_X540_VF 0x1515 #define IXGBE_DEV_ID_X550_VF 0x1565 #define IXGBE_DEV_ID_X550EM_X_VF 0x15A8 #define IXGBE_DEV_ID_X550EM_A_VF 0x15C5 +#define IXGBE_DEV_ID_E610_VF 0x57AD #define IXGBE_CAT(r, m) IXGBE_##r##_##m @@ -1600,7 +1608,7 @@ enum { #define IXGBE_EICR_PCI 0x00040000 /* PCI Exception */ #define IXGBE_EICR_MAILBOX 0x00080000 /* VF to PF Mailbox Interrupt */ #define IXGBE_EICR_LSC 0x00100000 /* Link Status Change */ -#define IXGBE_EICR_LINKSEC 0x00200000 /* PN Threshold */ +#define IXGBE_EICR_FW_EVENT 0x00200000 /* Async FW event */ #define IXGBE_EICR_MNG 0x00400000 /* Manageability Event Interrupt */ #define IXGBE_EICR_TS 0x00800000 /* Thermal Sensor Event */ #define IXGBE_EICR_TIMESYNC 0x01000000 /* Timesync Event */ @@ -1636,6 +1644,7 @@ enum { #define IXGBE_EICS_PCI IXGBE_EICR_PCI /* PCI Exception */ #define IXGBE_EICS_MAILBOX IXGBE_EICR_MAILBOX /* VF to PF Mailbox Int */ #define IXGBE_EICS_LSC IXGBE_EICR_LSC /* Link Status Change */ +#define IXGBE_EICS_FW_EVENT IXGBE_EICR_FW_EVENT /* Async FW event */ #define IXGBE_EICS_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ #define IXGBE_EICS_TIMESYNC IXGBE_EICR_TIMESYNC /* Timesync Event */ #define IXGBE_EICS_GPI_SDP0(_hw) IXGBE_EICR_GPI_SDP0(_hw) @@ -1654,6 +1663,7 @@ enum { #define IXGBE_EIMS_PCI IXGBE_EICR_PCI /* PCI Exception */ #define IXGBE_EIMS_MAILBOX IXGBE_EICR_MAILBOX /* VF to PF Mailbox Int */ #define IXGBE_EIMS_LSC IXGBE_EICR_LSC /* Link Status Change */ +#define IXGBE_EIMS_FW_EVENT IXGBE_EICR_FW_EVENT /* Async FW event */ #define IXGBE_EIMS_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ #define IXGBE_EIMS_TS IXGBE_EICR_TS /* Thermel Sensor Event */ #define IXGBE_EIMS_TIMESYNC IXGBE_EICR_TIMESYNC /* Timesync Event */ @@ -1673,6 +1683,7 @@ enum { #define IXGBE_EIMC_PCI IXGBE_EICR_PCI /* PCI Exception */ #define IXGBE_EIMC_MAILBOX IXGBE_EICR_MAILBOX /* VF to PF Mailbox Int */ #define IXGBE_EIMC_LSC IXGBE_EICR_LSC /* Link Status Change */ +#define IXGBE_EIMC_FW_EVENT IXGBE_EICR_FW_EVENT /* Async FW event */ #define IXGBE_EIMC_MNG IXGBE_EICR_MNG /* MNG Event Interrupt */ #define IXGBE_EIMC_TIMESYNC IXGBE_EICR_TIMESYNC /* Timesync Event */ #define IXGBE_EIMC_GPI_SDP0(_hw) IXGBE_EICR_GPI_SDP0(_hw) @@ -2068,6 +2079,7 @@ enum { #define IXGBE_SAN_MAC_ADDR_PTR 0x28 #define IXGBE_DEVICE_CAPS 0x2C #define IXGBE_SERIAL_NUMBER_MAC_ADDR 0x11 +#define IXGBE_PCIE_MSIX_E610_CAPS 0xB2 #define IXGBE_PCIE_MSIX_82599_CAPS 0x72 #define IXGBE_MAX_MSIX_VECTORS_82599 0x40 #define IXGBE_PCIE_MSIX_82598_CAPS 0x62 @@ -2168,6 +2180,7 @@ enum { #define IXGBE_PCI_DEVICE_STATUS 0xAA #define IXGBE_PCI_DEVICE_STATUS_TRANSACTION_PENDING 0x0020 #define IXGBE_PCI_LINK_STATUS 0xB2 +#define IXGBE_PCI_LINK_STATUS_E610 0x82 #define IXGBE_PCI_DEVICE_CONTROL2 0xC8 #define IXGBE_PCI_LINK_WIDTH 0x3F0 #define IXGBE_PCI_LINK_WIDTH_1 0x10 @@ -2288,6 +2301,7 @@ enum { #define IXGBE_RXMTRL_V2_MGMT_MSG 0x0D00 #define IXGBE_FCTRL_SBP 0x00000002 /* Store Bad Packet */ +#define IXGBE_FCTRL_TPE 0x00000080 /* Tag Promiscuous Ena*/ #define IXGBE_FCTRL_MPE 0x00000100 /* Multicast Promiscuous Ena*/ #define IXGBE_FCTRL_UPE 0x00000200 /* Unicast Promiscuous Ena */ #define IXGBE_FCTRL_BAM 0x00000400 /* Broadcast Accept Mode */ @@ -2351,6 +2365,7 @@ enum { /* Multiple Transmit Queue Command Register */ #define IXGBE_MTQC_RT_ENA 0x1 /* DCB Enable */ #define IXGBE_MTQC_VT_ENA 0x2 /* VMDQ2 Enable */ +#define IXGBE_MTQC_NUM_TC_OR_Q 0xC /* Number of TCs or TxQs per pool */ #define IXGBE_MTQC_64Q_1PB 0x0 /* 64 queues 1 pack buffer */ #define IXGBE_MTQC_32VF 0x8 /* 4 TX Queues per pool w/32VF's */ #define IXGBE_MTQC_64VF 0x4 /* 2 TX Queues per pool w/64VF's */ @@ -2970,6 +2985,29 @@ typedef u32 ixgbe_link_speed; IXGBE_LINK_SPEED_1GB_FULL | \ IXGBE_LINK_SPEED_10GB_FULL) +/* Physical layer type */ +typedef u64 ixgbe_physical_layer; +#define IXGBE_PHYSICAL_LAYER_UNKNOWN 0 +#define IXGBE_PHYSICAL_LAYER_10GBASE_T 0x00001 +#define IXGBE_PHYSICAL_LAYER_1000BASE_T 0x00002 +#define IXGBE_PHYSICAL_LAYER_100BASE_TX 0x00004 +#define IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU 0x00008 +#define IXGBE_PHYSICAL_LAYER_10GBASE_LR 0x00010 +#define IXGBE_PHYSICAL_LAYER_10GBASE_LRM 0x00020 +#define IXGBE_PHYSICAL_LAYER_10GBASE_SR 0x00040 +#define IXGBE_PHYSICAL_LAYER_10GBASE_KX4 0x00080 +#define IXGBE_PHYSICAL_LAYER_10GBASE_CX4 0x00100 +#define IXGBE_PHYSICAL_LAYER_1000BASE_KX 0x00200 +#define IXGBE_PHYSICAL_LAYER_1000BASE_BX 0x00400 +#define IXGBE_PHYSICAL_LAYER_10GBASE_KR 0x00800 +#define IXGBE_PHYSICAL_LAYER_10GBASE_XAUI 0x01000 +#define IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA 0x02000 +#define IXGBE_PHYSICAL_LAYER_1000BASE_SX 0x04000 +#define IXGBE_PHYSICAL_LAYER_10BASE_T 0x08000 +#define IXGBE_PHYSICAL_LAYER_2500BASE_KX 0x10000 +#define IXGBE_PHYSICAL_LAYER_2500BASE_T 0x20000 +#define IXGBE_PHYSICAL_LAYER_5000BASE_T 0x40000 + /* Flow Control Data Sheet defined values * Calculation and defines taken from 802.1bb Annex O */ @@ -3145,6 +3183,8 @@ enum ixgbe_mac_type { ixgbe_mac_X550, ixgbe_mac_X550EM_x, ixgbe_mac_x550em_a, + ixgbe_mac_e610, + ixgbe_mac_e610_vf, ixgbe_num_macs }; @@ -3224,7 +3264,9 @@ enum ixgbe_media_type { ixgbe_media_type_copper, ixgbe_media_type_backplane, ixgbe_media_type_cx4, - ixgbe_media_type_virtual + ixgbe_media_type_virtual, + ixgbe_media_type_da, + ixgbe_media_type_aui, }; /* Flow Control Settings */ @@ -3233,7 +3275,8 @@ enum ixgbe_fc_mode { ixgbe_fc_rx_pause, ixgbe_fc_tx_pause, ixgbe_fc_full, - ixgbe_fc_default + ixgbe_fc_default, + ixgbe_fc_pfc, }; /* Smart Speed Settings */ @@ -3533,6 +3576,9 @@ struct ixgbe_link_operations { struct ixgbe_link_info { struct ixgbe_link_operations ops; u8 addr; + struct ixgbe_link_status link_info; + struct ixgbe_link_status link_info_old; + u8 get_link_info; }; struct ixgbe_eeprom_info { @@ -3575,6 +3621,7 @@ struct ixgbe_mac_info { u8 san_mac_rar_index; struct ixgbe_thermal_sensor_data thermal_sensor_data; bool set_lben; + u32 max_link_up_time; u8 led_link_act; }; @@ -3599,6 +3646,10 @@ struct ixgbe_phy_info { bool reset_if_overtemp; bool qsfp_shared_i2c_bus; u32 nw_mng_if_sel; + u64 phy_type_low; + u64 phy_type_high; + u16 curr_user_speed_req; + struct ixgbe_aci_cmd_set_phy_cfg_data curr_user_phy_cfg; }; struct ixgbe_mbx_stats { @@ -3643,6 +3694,19 @@ struct ixgbe_hw { bool allow_unsupported_sfp; bool wol_enabled; bool need_crosstalk_fix; + u8 api_branch; + u8 api_maj_ver; + u8 api_min_ver; + u8 api_patch; + u8 fw_branch; + u8 fw_maj_ver; + u8 fw_min_ver; + u8 fw_patch; + u32 fw_build; + struct ixgbe_aci_info aci; + struct ixgbe_flash_info flash; + struct ixgbe_hw_dev_caps dev_caps; + struct ixgbe_hw_func_caps func_caps; }; struct ixgbe_info { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h new file mode 100644 index 000000000000..8d06ade3c7cd --- /dev/null +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h @@ -0,0 +1,1074 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2024 Intel Corporation. */ + +#ifndef _IXGBE_TYPE_E610_H_ +#define _IXGBE_TYPE_E610_H_ + +#define BYTES_PER_DWORD 4 + +/* General E610 defines */ +#define IXGBE_MAX_VSI 768 + +/* Checksum and Shadow RAM pointers */ +#define E610_SR_SW_CHECKSUM_WORD 0x3F + +/* Shadow RAM related */ +#define IXGBE_SR_WORDS_IN_1KB 512 + +/* Firmware Status Register (GL_FWSTS) */ +#define GL_FWSTS 0x00083048 /* Reset Source: POR */ +#define GL_FWSTS_EP_PF0 BIT(24) +#define GL_FWSTS_EP_PF1 BIT(25) + +/* Global NVM General Status Register */ +#define GLNVM_GENS 0x000B6100 /* Reset Source: POR */ +#define GLNVM_GENS_SR_SIZE_M GENMASK(7, 5) + +/* Flash Access Register */ +#define IXGBE_GLNVM_FLA 0x000B6108 /* Reset Source: POR */ +#define IXGBE_GLNVM_FLA_LOCKED_S 6 +#define IXGBE_GLNVM_FLA_LOCKED_M BIT(6) + +/* Admin Command Interface (ACI) registers */ +#define IXGBE_PF_HIDA(_i) (0x00085000 + ((_i) * 4)) +#define IXGBE_PF_HIDA_2(_i) (0x00085020 + ((_i) * 4)) +#define IXGBE_PF_HIBA(_i) (0x00084000 + ((_i) * 4)) +#define IXGBE_PF_HICR 0x00082048 + +#define IXGBE_PF_HICR_EN BIT(0) +#define IXGBE_PF_HICR_C BIT(1) +#define IXGBE_PF_HICR_SV BIT(2) +#define IXGBE_PF_HICR_EV BIT(3) + +#define IXGBE_ACI_DESC_SIZE 32 +#define IXGBE_ACI_DESC_SIZE_IN_DWORDS (IXGBE_ACI_DESC_SIZE / BYTES_PER_DWORD) + +#define IXGBE_ACI_MAX_BUFFER_SIZE 4096 /* Size in bytes */ +#define IXGBE_ACI_SEND_DELAY_TIME_MS 10 +#define IXGBE_ACI_SEND_MAX_EXECUTE 3 +#define IXGBE_ACI_SEND_TIMEOUT_MS \ + (IXGBE_ACI_SEND_MAX_EXECUTE * IXGBE_ACI_SEND_DELAY_TIME_MS) +/* [ms] timeout of waiting for sync response */ +#define IXGBE_ACI_SYNC_RESPONSE_TIMEOUT 100000 +/* [ms] timeout of waiting for async response */ +#define IXGBE_ACI_ASYNC_RESPONSE_TIMEOUT 150000 +/* [ms] timeout of waiting for resource release */ +#define IXGBE_ACI_RELEASE_RES_TIMEOUT 10000 + +/* FW defined boundary for a large buffer, 4k >= Large buffer > 512 bytes */ +#define IXGBE_ACI_LG_BUF 512 + +/* Flags sub-structure + * |0 |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 | + * |DD |CMP|ERR|VFE| * * RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE | + */ + +#define IXGBE_ACI_FLAG_DD BIT(0) /* 0x1 */ +#define IXGBE_ACI_FLAG_CMP BIT(1) /* 0x2 */ +#define IXGBE_ACI_FLAG_ERR BIT(2) /* 0x4 */ +#define IXGBE_ACI_FLAG_VFE BIT(3) /* 0x8 */ +#define IXGBE_ACI_FLAG_LB BIT(9) /* 0x200 */ +#define IXGBE_ACI_FLAG_RD BIT(10) /* 0x400 */ +#define IXGBE_ACI_FLAG_VFC BIT(11) /* 0x800 */ +#define IXGBE_ACI_FLAG_BUF BIT(12) /* 0x1000 */ +#define IXGBE_ACI_FLAG_SI BIT(13) /* 0x2000 */ +#define IXGBE_ACI_FLAG_EI BIT(14) /* 0x4000 */ +#define IXGBE_ACI_FLAG_FE BIT(15) /* 0x8000 */ + +/* Admin Command Interface (ACI) error codes */ +enum ixgbe_aci_err { + IXGBE_ACI_RC_OK = 0, /* Success */ + IXGBE_ACI_RC_EPERM = 1, /* Operation not permitted */ + IXGBE_ACI_RC_ENOENT = 2, /* No such element */ + IXGBE_ACI_RC_ESRCH = 3, /* Bad opcode */ + IXGBE_ACI_RC_EINTR = 4, /* Operation interrupted */ + IXGBE_ACI_RC_EIO = 5, /* I/O error */ + IXGBE_ACI_RC_ENXIO = 6, /* No such resource */ + IXGBE_ACI_RC_E2BIG = 7, /* Arg too long */ + IXGBE_ACI_RC_EAGAIN = 8, /* Try again */ + IXGBE_ACI_RC_ENOMEM = 9, /* Out of memory */ + IXGBE_ACI_RC_EACCES = 10, /* Permission denied */ + IXGBE_ACI_RC_EFAULT = 11, /* Bad address */ + IXGBE_ACI_RC_EBUSY = 12, /* Device or resource busy */ + IXGBE_ACI_RC_EEXIST = 13, /* Object already exists */ + IXGBE_ACI_RC_EINVAL = 14, /* Invalid argument */ + IXGBE_ACI_RC_ENOTTY = 15, /* Not a typewriter */ + IXGBE_ACI_RC_ENOSPC = 16, /* No space left or alloc failure */ + IXGBE_ACI_RC_ENOSYS = 17, /* Function not implemented */ + IXGBE_ACI_RC_ERANGE = 18, /* Parameter out of range */ + IXGBE_ACI_RC_EFLUSHED = 19, /* Cmd flushed due to prev cmd error */ + IXGBE_ACI_RC_BAD_ADDR = 20, /* Descriptor contains a bad pointer */ + IXGBE_ACI_RC_EMODE = 21, /* Op not allowed in current dev mode */ + IXGBE_ACI_RC_EFBIG = 22, /* File too big */ + IXGBE_ACI_RC_ESBCOMP = 23, /* SB-IOSF completion unsuccessful */ + IXGBE_ACI_RC_ENOSEC = 24, /* Missing security manifest */ + IXGBE_ACI_RC_EBADSIG = 25, /* Bad RSA signature */ + IXGBE_ACI_RC_ESVN = 26, /* SVN number prohibits this package */ + IXGBE_ACI_RC_EBADMAN = 27, /* Manifest hash mismatch */ + IXGBE_ACI_RC_EBADBUF = 28, /* Buffer hash mismatches manifest */ + IXGBE_ACI_RC_EACCES_BMCU = 29, /* BMC Update in progress */ +}; + +/* Admin Command Interface (ACI) opcodes */ +enum ixgbe_aci_opc { + ixgbe_aci_opc_get_ver = 0x0001, + ixgbe_aci_opc_driver_ver = 0x0002, + ixgbe_aci_opc_get_exp_err = 0x0005, + + /* resource ownership */ + ixgbe_aci_opc_req_res = 0x0008, + ixgbe_aci_opc_release_res = 0x0009, + + /* device/function capabilities */ + ixgbe_aci_opc_list_func_caps = 0x000A, + ixgbe_aci_opc_list_dev_caps = 0x000B, + + /* safe disable of RXEN */ + ixgbe_aci_opc_disable_rxen = 0x000C, + + /* FW events */ + ixgbe_aci_opc_get_fw_event = 0x0014, + + /* PHY commands */ + ixgbe_aci_opc_get_phy_caps = 0x0600, + ixgbe_aci_opc_set_phy_cfg = 0x0601, + ixgbe_aci_opc_restart_an = 0x0605, + ixgbe_aci_opc_get_link_status = 0x0607, + ixgbe_aci_opc_set_event_mask = 0x0613, + ixgbe_aci_opc_get_link_topo = 0x06E0, + ixgbe_aci_opc_get_link_topo_pin = 0x06E1, + ixgbe_aci_opc_read_i2c = 0x06E2, + ixgbe_aci_opc_write_i2c = 0x06E3, + ixgbe_aci_opc_read_mdio = 0x06E4, + ixgbe_aci_opc_write_mdio = 0x06E5, + ixgbe_aci_opc_set_gpio_by_func = 0x06E6, + ixgbe_aci_opc_get_gpio_by_func = 0x06E7, + ixgbe_aci_opc_set_gpio = 0x06EC, + ixgbe_aci_opc_get_gpio = 0x06ED, + ixgbe_aci_opc_sff_eeprom = 0x06EE, + ixgbe_aci_opc_prog_topo_dev_nvm = 0x06F2, + ixgbe_aci_opc_read_topo_dev_nvm = 0x06F3, + + /* NVM commands */ + ixgbe_aci_opc_nvm_read = 0x0701, + ixgbe_aci_opc_nvm_erase = 0x0702, + ixgbe_aci_opc_nvm_write = 0x0703, + ixgbe_aci_opc_nvm_cfg_read = 0x0704, + ixgbe_aci_opc_nvm_cfg_write = 0x0705, + ixgbe_aci_opc_nvm_checksum = 0x0706, + ixgbe_aci_opc_nvm_write_activate = 0x0707, + ixgbe_aci_opc_nvm_sr_dump = 0x0707, + ixgbe_aci_opc_nvm_save_factory_settings = 0x0708, + ixgbe_aci_opc_nvm_update_empr = 0x0709, + ixgbe_aci_opc_nvm_pkg_data = 0x070A, + ixgbe_aci_opc_nvm_pass_component_tbl = 0x070B, + + /* Alternate Structure Commands */ + ixgbe_aci_opc_write_alt_direct = 0x0900, + ixgbe_aci_opc_write_alt_indirect = 0x0901, + ixgbe_aci_opc_read_alt_direct = 0x0902, + ixgbe_aci_opc_read_alt_indirect = 0x0903, + ixgbe_aci_opc_done_alt_write = 0x0904, + ixgbe_aci_opc_clear_port_alt_write = 0x0906, + + /* debug commands */ + ixgbe_aci_opc_debug_dump_internals = 0xFF08, + + /* SystemDiagnostic commands */ + ixgbe_aci_opc_set_health_status_config = 0xFF20, + ixgbe_aci_opc_get_supported_health_status_codes = 0xFF21, + ixgbe_aci_opc_get_health_status = 0xFF22, + ixgbe_aci_opc_clear_health_status = 0xFF23, +}; + +/* Get version (direct 0x0001) */ +struct ixgbe_aci_cmd_get_ver { + __le32 rom_ver; + __le32 fw_build; + u8 fw_branch; + u8 fw_major; + u8 fw_minor; + u8 fw_patch; + u8 api_branch; + u8 api_major; + u8 api_minor; + u8 api_patch; +}; + +#define IXGBE_DRV_VER_STR_LEN_E610 32 + +/* Send driver version (indirect 0x0002) */ +struct ixgbe_aci_cmd_driver_ver { + u8 major_ver; + u8 minor_ver; + u8 build_ver; + u8 subbuild_ver; + u8 reserved[4]; + __le32 addr_high; + __le32 addr_low; +}; + +/* Get Expanded Error Code (0x0005, direct) */ +struct ixgbe_aci_cmd_get_exp_err { + __le32 reason; +#define IXGBE_ACI_EXPANDED_ERROR_NOT_PROVIDED 0xFFFFFFFF + __le32 identifier; + u8 rsvd[8]; +}; + +/* FW update timeout definitions are in milliseconds */ +#define IXGBE_NVM_TIMEOUT 180000 + +enum ixgbe_aci_res_access_type { + IXGBE_RES_READ = 1, + IXGBE_RES_WRITE +}; + +enum ixgbe_aci_res_ids { + IXGBE_NVM_RES_ID = 1, + IXGBE_SPD_RES_ID, + IXGBE_CHANGE_LOCK_RES_ID, + IXGBE_GLOBAL_CFG_LOCK_RES_ID +}; + +/* Request resource ownership (direct 0x0008) + * Release resource ownership (direct 0x0009) + */ +struct ixgbe_aci_cmd_req_res { + __le16 res_id; + __le16 access_type; + + /* Upon successful completion, FW writes this value and driver is + * expected to release resource before timeout. This value is provided + * in milliseconds. + */ + __le32 timeout; +#define IXGBE_ACI_RES_NVM_READ_DFLT_TIMEOUT_MS 3000 +#define IXGBE_ACI_RES_NVM_WRITE_DFLT_TIMEOUT_MS 180000 +#define IXGBE_ACI_RES_CHNG_LOCK_DFLT_TIMEOUT_MS 1000 +#define IXGBE_ACI_RES_GLBL_LOCK_DFLT_TIMEOUT_MS 3000 + /* For SDP: pin ID of the SDP */ + __le32 res_number; + __le16 status; +#define IXGBE_ACI_RES_GLBL_SUCCESS 0 +#define IXGBE_ACI_RES_GLBL_IN_PROG 1 +#define IXGBE_ACI_RES_GLBL_DONE 2 + u8 reserved[2]; +}; + +/* Get function capabilities (indirect 0x000A) + * Get device capabilities (indirect 0x000B) + */ +struct ixgbe_aci_cmd_list_caps { + u8 cmd_flags; + u8 pf_index; + u8 reserved[2]; + __le32 count; + __le32 addr_high; + __le32 addr_low; +}; + +/* Device/Function buffer entry, repeated per reported capability */ +struct ixgbe_aci_cmd_list_caps_elem { + __le16 cap; +#define IXGBE_ACI_CAPS_VALID_FUNCTIONS 0x0005 +#define IXGBE_ACI_MAX_VALID_FUNCTIONS 0x8 +#define IXGBE_ACI_CAPS_SRIOV 0x0012 +#define IXGBE_ACI_CAPS_VF 0x0013 +#define IXGBE_ACI_CAPS_VMDQ 0x0014 +#define IXGBE_ACI_CAPS_VSI 0x0017 +#define IXGBE_ACI_CAPS_DCB 0x0018 +#define IXGBE_ACI_CAPS_RSS 0x0040 +#define IXGBE_ACI_CAPS_RXQS 0x0041 +#define IXGBE_ACI_CAPS_TXQS 0x0042 +#define IXGBE_ACI_CAPS_MSIX 0x0043 +#define IXGBE_ACI_CAPS_FD 0x0045 +#define IXGBE_ACI_CAPS_1588 0x0046 +#define IXGBE_ACI_CAPS_MAX_MTU 0x0047 +#define IXGBE_ACI_CAPS_NVM_VER 0x0048 +#define IXGBE_ACI_CAPS_PENDING_NVM_VER 0x0049 +#define IXGBE_ACI_CAPS_OROM_VER 0x004A +#define IXGBE_ACI_CAPS_PENDING_OROM_VER 0x004B +#define IXGBE_ACI_CAPS_PENDING_NET_VER 0x004D +#define IXGBE_ACI_CAPS_INLINE_IPSEC 0x0070 +#define IXGBE_ACI_CAPS_NUM_ENABLED_PORTS 0x0072 +#define IXGBE_ACI_CAPS_PCIE_RESET_AVOIDANCE 0x0076 +#define IXGBE_ACI_CAPS_POST_UPDATE_RESET_RESTRICT 0x0077 +#define IXGBE_ACI_CAPS_NVM_MGMT 0x0080 +#define IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG0 0x0081 +#define IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG1 0x0082 +#define IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG2 0x0083 +#define IXGBE_ACI_CAPS_EXT_TOPO_DEV_IMG3 0x0084 + u8 major_ver; + u8 minor_ver; + /* Number of resources described by this capability */ + __le32 number; + /* Only meaningful for some types of resources */ + __le32 logical_id; + /* Only meaningful for some types of resources */ + __le32 phys_id; + __le64 rsvd1; + __le64 rsvd2; +}; + +/* Disable RXEN (direct 0x000C) */ +struct ixgbe_aci_cmd_disable_rxen { + u8 lport_num; + u8 reserved[15]; +}; + +/* Get PHY capabilities (indirect 0x0600) */ +struct ixgbe_aci_cmd_get_phy_caps { + u8 lport_num; + u8 reserved; + __le16 param0; + /* 18.0 - Report qualified modules */ +#define IXGBE_ACI_GET_PHY_RQM BIT(0) + /* 18.1 - 18.3 : Report mode + * 000b - Report topology capabilities, without media + * 001b - Report topology capabilities, with media + * 010b - Report Active configuration + * 011b - Report PHY Type and FEC mode capabilities + * 100b - Report Default capabilities + */ +#define IXGBE_ACI_REPORT_MODE_M GENMASK(3, 1) +#define IXGBE_ACI_REPORT_TOPO_CAP_NO_MEDIA 0 +#define IXGBE_ACI_REPORT_TOPO_CAP_MEDIA BIT(1) +#define IXGBE_ACI_REPORT_ACTIVE_CFG BIT(2) +#define IXGBE_ACI_REPORT_DFLT_CFG BIT(3) + __le32 reserved1; + __le32 addr_high; + __le32 addr_low; +}; + +/* This is #define of PHY type (Extended): + * The first set of defines is for phy_type_low. + */ +#define IXGBE_PHY_TYPE_LOW_100BASE_TX BIT_ULL(0) +#define IXGBE_PHY_TYPE_LOW_100M_SGMII BIT_ULL(1) +#define IXGBE_PHY_TYPE_LOW_1000BASE_T BIT_ULL(2) +#define IXGBE_PHY_TYPE_LOW_1000BASE_SX BIT_ULL(3) +#define IXGBE_PHY_TYPE_LOW_1000BASE_LX BIT_ULL(4) +#define IXGBE_PHY_TYPE_LOW_1000BASE_KX BIT_ULL(5) +#define IXGBE_PHY_TYPE_LOW_1G_SGMII BIT_ULL(6) +#define IXGBE_PHY_TYPE_LOW_2500BASE_T BIT_ULL(7) +#define IXGBE_PHY_TYPE_LOW_2500BASE_X BIT_ULL(8) +#define IXGBE_PHY_TYPE_LOW_2500BASE_KX BIT_ULL(9) +#define IXGBE_PHY_TYPE_LOW_5GBASE_T BIT_ULL(10) +#define IXGBE_PHY_TYPE_LOW_5GBASE_KR BIT_ULL(11) +#define IXGBE_PHY_TYPE_LOW_10GBASE_T BIT_ULL(12) +#define IXGBE_PHY_TYPE_LOW_10G_SFI_DA BIT_ULL(13) +#define IXGBE_PHY_TYPE_LOW_10GBASE_SR BIT_ULL(14) +#define IXGBE_PHY_TYPE_LOW_10GBASE_LR BIT_ULL(15) +#define IXGBE_PHY_TYPE_LOW_10GBASE_KR_CR1 BIT_ULL(16) +#define IXGBE_PHY_TYPE_LOW_10G_SFI_AOC_ACC BIT_ULL(17) +#define IXGBE_PHY_TYPE_LOW_10G_SFI_C2C BIT_ULL(18) +#define IXGBE_PHY_TYPE_LOW_25GBASE_T BIT_ULL(19) +#define IXGBE_PHY_TYPE_LOW_25GBASE_CR BIT_ULL(20) +#define IXGBE_PHY_TYPE_LOW_25GBASE_CR_S BIT_ULL(21) +#define IXGBE_PHY_TYPE_LOW_25GBASE_CR1 BIT_ULL(22) +#define IXGBE_PHY_TYPE_LOW_25GBASE_SR BIT_ULL(23) +#define IXGBE_PHY_TYPE_LOW_25GBASE_LR BIT_ULL(24) +#define IXGBE_PHY_TYPE_LOW_25GBASE_KR BIT_ULL(25) +#define IXGBE_PHY_TYPE_LOW_25GBASE_KR_S BIT_ULL(26) +#define IXGBE_PHY_TYPE_LOW_25GBASE_KR1 BIT_ULL(27) +#define IXGBE_PHY_TYPE_LOW_25G_AUI_AOC_ACC BIT_ULL(28) +#define IXGBE_PHY_TYPE_LOW_25G_AUI_C2C BIT_ULL(29) +#define IXGBE_PHY_TYPE_LOW_MAX_INDEX 29 +/* The second set of defines is for phy_type_high. */ +#define IXGBE_PHY_TYPE_HIGH_10BASE_T BIT_ULL(1) +#define IXGBE_PHY_TYPE_HIGH_10M_SGMII BIT_ULL(2) +#define IXGBE_PHY_TYPE_HIGH_2500M_SGMII BIT_ULL(56) +#define IXGBE_PHY_TYPE_HIGH_100M_USXGMII BIT_ULL(57) +#define IXGBE_PHY_TYPE_HIGH_1G_USXGMII BIT_ULL(58) +#define IXGBE_PHY_TYPE_HIGH_2500M_USXGMII BIT_ULL(59) +#define IXGBE_PHY_TYPE_HIGH_5G_USXGMII BIT_ULL(60) +#define IXGBE_PHY_TYPE_HIGH_10G_USXGMII BIT_ULL(61) +#define IXGBE_PHY_TYPE_HIGH_MAX_INDEX 61 + +struct ixgbe_aci_cmd_get_phy_caps_data { + __le64 phy_type_low; /* Use values from IXGBE_PHY_TYPE_LOW_* */ + __le64 phy_type_high; /* Use values from IXGBE_PHY_TYPE_HIGH_* */ + u8 caps; +#define IXGBE_ACI_PHY_EN_TX_LINK_PAUSE BIT(0) +#define IXGBE_ACI_PHY_EN_RX_LINK_PAUSE BIT(1) +#define IXGBE_ACI_PHY_LOW_POWER_MODE BIT(2) +#define IXGBE_ACI_PHY_EN_LINK BIT(3) +#define IXGBE_ACI_PHY_AN_MODE BIT(4) +#define IXGBE_ACI_PHY_EN_MOD_QUAL BIT(5) +#define IXGBE_ACI_PHY_EN_LESM BIT(6) +#define IXGBE_ACI_PHY_EN_AUTO_FEC BIT(7) +#define IXGBE_ACI_PHY_CAPS_MASK GENMASK(7, 0) + u8 low_power_ctrl_an; +#define IXGBE_ACI_PHY_EN_D3COLD_LOW_POWER_AUTONEG BIT(0) +#define IXGBE_ACI_PHY_AN_EN_CLAUSE28 BIT(1) +#define IXGBE_ACI_PHY_AN_EN_CLAUSE73 BIT(2) +#define IXGBE_ACI_PHY_AN_EN_CLAUSE37 BIT(3) + __le16 eee_cap; +#define IXGBE_ACI_PHY_EEE_EN_100BASE_TX BIT(0) +#define IXGBE_ACI_PHY_EEE_EN_1000BASE_T BIT(1) +#define IXGBE_ACI_PHY_EEE_EN_10GBASE_T BIT(2) +#define IXGBE_ACI_PHY_EEE_EN_1000BASE_KX BIT(3) +#define IXGBE_ACI_PHY_EEE_EN_10GBASE_KR BIT(4) +#define IXGBE_ACI_PHY_EEE_EN_25GBASE_KR BIT(5) +#define IXGBE_ACI_PHY_EEE_EN_10BASE_T BIT(11) + __le16 eeer_value; + u8 phy_id_oui[4]; /* PHY/Module ID connected on the port */ + u8 phy_fw_ver[8]; + u8 link_fec_options; +#define IXGBE_ACI_PHY_FEC_10G_KR_40G_KR4_EN BIT(0) +#define IXGBE_ACI_PHY_FEC_10G_KR_40G_KR4_REQ BIT(1) +#define IXGBE_ACI_PHY_FEC_25G_RS_528_REQ BIT(2) +#define IXGBE_ACI_PHY_FEC_25G_KR_REQ BIT(3) +#define IXGBE_ACI_PHY_FEC_25G_RS_544_REQ BIT(4) +#define IXGBE_ACI_PHY_FEC_25G_RS_CLAUSE91_EN BIT(6) +#define IXGBE_ACI_PHY_FEC_25G_KR_CLAUSE74_EN BIT(7) +#define IXGBE_ACI_PHY_FEC_MASK 0xdf + u8 module_compliance_enforcement; +#define IXGBE_ACI_MOD_ENFORCE_STRICT_MODE BIT(0) + u8 extended_compliance_code; +#define IXGBE_ACI_MODULE_TYPE_TOTAL_BYTE 3 + u8 module_type[IXGBE_ACI_MODULE_TYPE_TOTAL_BYTE]; +#define IXGBE_ACI_MOD_TYPE_BYTE0_SFP_PLUS 0xA0 +#define IXGBE_ACI_MOD_TYPE_BYTE0_QSFP_PLUS 0x80 +#define IXGBE_ACI_MOD_TYPE_IDENT 1 +#define IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_PASSIVE BIT(0) +#define IXGBE_ACI_MOD_TYPE_BYTE1_SFP_PLUS_CU_ACTIVE BIT(1) +#define IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_SR BIT(4) +#define IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_LR BIT(5) +#define IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_LRM BIT(6) +#define IXGBE_ACI_MOD_TYPE_BYTE1_10G_BASE_ER BIT(7) +#define IXGBE_ACI_MOD_TYPE_BYTE2_SFP_PLUS 0xA0 +#define IXGBE_ACI_MOD_TYPE_BYTE2_QSFP_PLUS 0x86 + u8 qualified_module_count; + u8 rsvd2[7]; /* Bytes 47:41 reserved */ +#define IXGBE_ACI_QUAL_MOD_COUNT_MAX 16 + struct { + u8 v_oui[3]; + u8 rsvd3; + u8 v_part[16]; + __le32 v_rev; + __le64 rsvd4; + } qual_modules[IXGBE_ACI_QUAL_MOD_COUNT_MAX]; +}; + +/* Set PHY capabilities (direct 0x0601) + * NOTE: This command must be followed by setup link and restart auto-neg + */ +struct ixgbe_aci_cmd_set_phy_cfg { + u8 lport_num; + u8 reserved[7]; + __le32 addr_high; + __le32 addr_low; +}; + +/* Set PHY config command data structure */ +struct ixgbe_aci_cmd_set_phy_cfg_data { + __le64 phy_type_low; /* Use values from IXGBE_PHY_TYPE_LOW_* */ + __le64 phy_type_high; /* Use values from IXGBE_PHY_TYPE_HIGH_* */ + u8 caps; +#define IXGBE_ACI_PHY_ENA_VALID_MASK 0xef +#define IXGBE_ACI_PHY_ENA_TX_PAUSE_ABILITY BIT(0) +#define IXGBE_ACI_PHY_ENA_RX_PAUSE_ABILITY BIT(1) +#define IXGBE_ACI_PHY_ENA_LOW_POWER BIT(2) +#define IXGBE_ACI_PHY_ENA_LINK BIT(3) +#define IXGBE_ACI_PHY_ENA_AUTO_LINK_UPDT BIT(5) +#define IXGBE_ACI_PHY_ENA_LESM BIT(6) +#define IXGBE_ACI_PHY_ENA_AUTO_FEC BIT(7) + u8 low_power_ctrl_an; + __le16 eee_cap; /* Value from ixgbe_aci_get_phy_caps */ + __le16 eeer_value; /* Use defines from ixgbe_aci_get_phy_caps */ + u8 link_fec_opt; /* Use defines from ixgbe_aci_get_phy_caps */ + u8 module_compliance_enforcement; +}; + +/* Restart AN command data structure (direct 0x0605) + * Also used for response, with only the lport_num field present. + */ +struct ixgbe_aci_cmd_restart_an { + u8 lport_num; + u8 reserved; + u8 cmd_flags; +#define IXGBE_ACI_RESTART_AN_LINK_RESTART BIT(1) +#define IXGBE_ACI_RESTART_AN_LINK_ENABLE BIT(2) + u8 reserved2[13]; +}; + +/* Get link status (indirect 0x0607), also used for Link Status Event */ +struct ixgbe_aci_cmd_get_link_status { + u8 lport_num; + u8 reserved; + __le16 cmd_flags; +#define IXGBE_ACI_LSE_M GENMASK(1, 0) +#define IXGBE_ACI_LSE_NOP 0x0 +#define IXGBE_ACI_LSE_DIS 0x2 +#define IXGBE_ACI_LSE_ENA 0x3 + /* only response uses this flag */ +#define IXGBE_ACI_LSE_IS_ENABLED 0x1 + __le32 reserved2; + __le32 addr_high; + __le32 addr_low; +}; + +/* Get link status response data structure, also used for Link Status Event */ +struct ixgbe_aci_cmd_get_link_status_data { + u8 topo_media_conflict; +#define IXGBE_ACI_LINK_TOPO_CONFLICT BIT(0) +#define IXGBE_ACI_LINK_MEDIA_CONFLICT BIT(1) +#define IXGBE_ACI_LINK_TOPO_CORRUPT BIT(2) +#define IXGBE_ACI_LINK_TOPO_UNREACH_PRT BIT(4) +#define IXGBE_ACI_LINK_TOPO_UNDRUTIL_PRT BIT(5) +#define IXGBE_ACI_LINK_TOPO_UNDRUTIL_MEDIA BIT(6) +#define IXGBE_ACI_LINK_TOPO_UNSUPP_MEDIA BIT(7) + u8 link_cfg_err; +#define IXGBE_ACI_LINK_CFG_ERR BIT(0) +#define IXGBE_ACI_LINK_CFG_COMPLETED BIT(1) +#define IXGBE_ACI_LINK_ACT_PORT_OPT_INVAL BIT(2) +#define IXGBE_ACI_LINK_FEAT_ID_OR_CONFIG_ID_INVAL BIT(3) +#define IXGBE_ACI_LINK_TOPO_CRITICAL_SDP_ERR BIT(4) +#define IXGBE_ACI_LINK_MODULE_POWER_UNSUPPORTED BIT(5) +#define IXGBE_ACI_LINK_EXTERNAL_PHY_LOAD_FAILURE BIT(6) +#define IXGBE_ACI_LINK_INVAL_MAX_POWER_LIMIT BIT(7) + u8 link_info; +#define IXGBE_ACI_LINK_UP BIT(0) /* Link Status */ +#define IXGBE_ACI_LINK_FAULT BIT(1) +#define IXGBE_ACI_LINK_FAULT_TX BIT(2) +#define IXGBE_ACI_LINK_FAULT_RX BIT(3) +#define IXGBE_ACI_LINK_FAULT_REMOTE BIT(4) +#define IXGBE_ACI_LINK_UP_PORT BIT(5) /* External Port Link Status */ +#define IXGBE_ACI_MEDIA_AVAILABLE BIT(6) +#define IXGBE_ACI_SIGNAL_DETECT BIT(7) + u8 an_info; +#define IXGBE_ACI_AN_COMPLETED BIT(0) +#define IXGBE_ACI_LP_AN_ABILITY BIT(1) +#define IXGBE_ACI_PD_FAULT BIT(2) /* Parallel Detection Fault */ +#define IXGBE_ACI_FEC_EN BIT(3) +#define IXGBE_ACI_PHY_LOW_POWER BIT(4) /* Low Power State */ +#define IXGBE_ACI_LINK_PAUSE_TX BIT(5) +#define IXGBE_ACI_LINK_PAUSE_RX BIT(6) +#define IXGBE_ACI_QUALIFIED_MODULE BIT(7) + u8 ext_info; +#define IXGBE_ACI_LINK_PHY_TEMP_ALARM BIT(0) +#define IXGBE_ACI_LINK_EXCESSIVE_ERRORS BIT(1) /* Excessive Link Errors */ + /* Port Tx Suspended */ +#define IXGBE_ACI_LINK_TX_ACTIVE 0 +#define IXGBE_ACI_LINK_TX_DRAINED 1 +#define IXGBE_ACI_LINK_TX_FLUSHED 3 + u8 lb_status; +#define IXGBE_ACI_LINK_LB_PHY_LCL BIT(0) +#define IXGBE_ACI_LINK_LB_PHY_RMT BIT(1) +#define IXGBE_ACI_LINK_LB_MAC_LCL BIT(2) + __le16 max_frame_size; + u8 cfg; +#define IXGBE_ACI_LINK_25G_KR_FEC_EN BIT(0) +#define IXGBE_ACI_LINK_25G_RS_528_FEC_EN BIT(1) +#define IXGBE_ACI_LINK_25G_RS_544_FEC_EN BIT(2) +#define IXGBE_ACI_FEC_MASK GENMASK(2, 0) + /* Pacing Config */ +#define IXGBE_ACI_CFG_PACING_M GENMASK(6, 3) +#define IXGBE_ACI_CFG_PACING_TYPE_M BIT(7) +#define IXGBE_ACI_CFG_PACING_TYPE_AVG 0 +#define IXGBE_ACI_CFG_PACING_TYPE_FIXED IXGBE_ACI_CFG_PACING_TYPE_M + /* External Device Power Ability */ + u8 power_desc; +#define IXGBE_ACI_PWR_CLASS_M GENMASK(5, 0) +#define IXGBE_ACI_LINK_PWR_BASET_LOW_HIGH 0 +#define IXGBE_ACI_LINK_PWR_BASET_HIGH 1 +#define IXGBE_ACI_LINK_PWR_QSFP_CLASS_1 0 +#define IXGBE_ACI_LINK_PWR_QSFP_CLASS_2 1 +#define IXGBE_ACI_LINK_PWR_QSFP_CLASS_3 2 +#define IXGBE_ACI_LINK_PWR_QSFP_CLASS_4 3 + __le16 link_speed; +#define IXGBE_ACI_LINK_SPEED_M GENMASK(10, 0) +#define IXGBE_ACI_LINK_SPEED_10MB BIT(0) +#define IXGBE_ACI_LINK_SPEED_100MB BIT(1) +#define IXGBE_ACI_LINK_SPEED_1000MB BIT(2) +#define IXGBE_ACI_LINK_SPEED_2500MB BIT(3) +#define IXGBE_ACI_LINK_SPEED_5GB BIT(4) +#define IXGBE_ACI_LINK_SPEED_10GB BIT(5) +#define IXGBE_ACI_LINK_SPEED_20GB BIT(6) +#define IXGBE_ACI_LINK_SPEED_25GB BIT(7) +#define IXGBE_ACI_LINK_SPEED_40GB BIT(8) +#define IXGBE_ACI_LINK_SPEED_50GB BIT(9) +#define IXGBE_ACI_LINK_SPEED_100GB BIT(10) +#define IXGBE_ACI_LINK_SPEED_200GB BIT(11) +#define IXGBE_ACI_LINK_SPEED_UNKNOWN BIT(15) + __le16 reserved3; + u8 ext_fec_status; +#define IXGBE_ACI_LINK_RS_272_FEC_EN BIT(0) /* RS 272 FEC enabled */ + u8 reserved4; + __le64 phy_type_low; /* Use values from ICE_PHY_TYPE_LOW_* */ + __le64 phy_type_high; /* Use values from ICE_PHY_TYPE_HIGH_* */ + /* Get link status version 2 link partner data */ + __le64 lp_phy_type_low; /* Use values from ICE_PHY_TYPE_LOW_* */ + __le64 lp_phy_type_high; /* Use values from ICE_PHY_TYPE_HIGH_* */ + u8 lp_fec_adv; +#define IXGBE_ACI_LINK_LP_10G_KR_FEC_CAP BIT(0) +#define IXGBE_ACI_LINK_LP_25G_KR_FEC_CAP BIT(1) +#define IXGBE_ACI_LINK_LP_RS_528_FEC_CAP BIT(2) +#define IXGBE_ACI_LINK_LP_50G_KR_272_FEC_CAP BIT(3) +#define IXGBE_ACI_LINK_LP_100G_KR_272_FEC_CAP BIT(4) +#define IXGBE_ACI_LINK_LP_200G_KR_272_FEC_CAP BIT(5) + u8 lp_fec_req; +#define IXGBE_ACI_LINK_LP_10G_KR_FEC_REQ BIT(0) +#define IXGBE_ACI_LINK_LP_25G_KR_FEC_REQ BIT(1) +#define IXGBE_ACI_LINK_LP_RS_528_FEC_REQ BIT(2) +#define IXGBE_ACI_LINK_LP_KR_272_FEC_REQ BIT(3) + u8 lp_flowcontrol; +#define IXGBE_ACI_LINK_LP_PAUSE_ADV BIT(0) +#define IXGBE_ACI_LINK_LP_ASM_DIR_ADV BIT(1) + u8 reserved5[5]; +} __packed; + +/* Set event mask command (direct 0x0613) */ +struct ixgbe_aci_cmd_set_event_mask { + u8 lport_num; + u8 reserved[7]; + __le16 event_mask; +#define IXGBE_ACI_LINK_EVENT_UPDOWN BIT(1) +#define IXGBE_ACI_LINK_EVENT_MEDIA_NA BIT(2) +#define IXGBE_ACI_LINK_EVENT_LINK_FAULT BIT(3) +#define IXGBE_ACI_LINK_EVENT_PHY_TEMP_ALARM BIT(4) +#define IXGBE_ACI_LINK_EVENT_EXCESSIVE_ERRORS BIT(5) +#define IXGBE_ACI_LINK_EVENT_SIGNAL_DETECT BIT(6) +#define IXGBE_ACI_LINK_EVENT_AN_COMPLETED BIT(7) +#define IXGBE_ACI_LINK_EVENT_MODULE_QUAL_FAIL BIT(8) +#define IXGBE_ACI_LINK_EVENT_PORT_TX_SUSPENDED BIT(9) +#define IXGBE_ACI_LINK_EVENT_TOPO_CONFLICT BIT(10) +#define IXGBE_ACI_LINK_EVENT_MEDIA_CONFLICT BIT(11) +#define IXGBE_ACI_LINK_EVENT_PHY_FW_LOAD_FAIL BIT(12) + u8 reserved1[6]; +}; + +struct ixgbe_aci_cmd_link_topo_params { + u8 lport_num; + u8 lport_num_valid; +#define IXGBE_ACI_LINK_TOPO_PORT_NUM_VALID BIT(0) + u8 node_type_ctx; +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_M GENMASK(3, 0) +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_PHY 0 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_GPIO_CTRL 1 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_MUX_CTRL 2 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_LED_CTRL 3 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_LED 4 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_THERMAL 5 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_CAGE 6 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_MEZZ 7 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_ID_EEPROM 8 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_CLK_CTRL 9 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_CLK_MUX 10 +#define IXGBE_ACI_LINK_TOPO_NODE_TYPE_GPS 11 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_S 4 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_M GENMASK(7, 4) +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_GLOBAL 0 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_BOARD 1 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_PORT 2 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_NODE 3 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_NODE_HANDLE 4 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_DIRECT_BUS_ACCESS 5 +#define IXGBE_ACI_LINK_TOPO_NODE_CTX_NODE_HANDLE_BUS_ADDRESS 6 + u8 index; +}; + +struct ixgbe_aci_cmd_link_topo_addr { + struct ixgbe_aci_cmd_link_topo_params topo_params; + __le16 handle; +/* Used to decode the handle field */ +#define IXGBE_ACI_LINK_TOPO_HANDLE_BRD_TYPE_M BIT(9) +#define IXGBE_ACI_LINK_TOPO_HANDLE_BRD_TYPE_LOM BIT(9) +#define IXGBE_ACI_LINK_TOPO_HANDLE_BRD_TYPE_MEZZ 0 +}; + +/* Get Link Topology Handle (direct, 0x06E0) */ +struct ixgbe_aci_cmd_get_link_topo { + struct ixgbe_aci_cmd_link_topo_addr addr; + u8 node_part_num; +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_PCA9575 0x21 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_ZL30632_80032 0x24 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_SI5384 0x25 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_C827 0x31 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_GEN_CLK_MUX 0x47 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_GEN_GPS 0x48 +#define IXGBE_ACI_GET_LINK_TOPO_NODE_NR_E610_PTC 0x49 + u8 rsvd[9]; +}; + +/* Get Link Topology Pin (direct, 0x06E1) */ +struct ixgbe_aci_cmd_get_link_topo_pin { + struct ixgbe_aci_cmd_link_topo_addr addr; + u8 input_io_params; +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_GPIO 0 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_RESET_N 1 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_INT_N 2 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_PRESENT_N 3 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_TX_DIS 4 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_MODSEL_N 5 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_LPMODE 6 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_TX_FAULT 7 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_RX_LOSS 8 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_RS0 9 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_RS1 10 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_EEPROM_WP 11 +/* 12 repeats intentionally due to two different uses depending on context */ +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_LED 12 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_RED_LED 12 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_GREEN_LED 13 +#define IXGBE_ACI_LINK_TOPO_IO_FUNC_BLUE_LED 14 +#define IXGBE_ACI_LINK_TOPO_INPUT_IO_TYPE_GPIO 3 +/* Use IXGBE_ACI_LINK_TOPO_NODE_TYPE_* for the type values */ + u8 output_io_params; +/* Use IXGBE_ACI_LINK_TOPO_NODE_TYPE_* for the type values */ + u8 output_io_flags; +#define IXGBE_ACI_LINK_TOPO_OUTPUT_POLARITY BIT(5) +#define IXGBE_ACI_LINK_TOPO_OUTPUT_VALUE BIT(6) +#define IXGBE_ACI_LINK_TOPO_OUTPUT_DRIVEN BIT(7) + u8 rsvd[7]; +}; + +/* Read/Write SFF EEPROM command (indirect 0x06EE) */ +struct ixgbe_aci_cmd_sff_eeprom { + u8 lport_num; + u8 lport_num_valid; +#define IXGBE_ACI_SFF_PORT_NUM_VALID BIT(0) + __le16 i2c_bus_addr; +#define IXGBE_ACI_SFF_I2CBUS_7BIT_M GENMASK(6, 0) +#define IXGBE_ACI_SFF_I2CBUS_10BIT_M GENMASK(9, 0) +#define IXGBE_ACI_SFF_I2CBUS_TYPE_M BIT(10) +#define IXGBE_ACI_SFF_I2CBUS_TYPE_7BIT 0 +#define IXGBE_ACI_SFF_I2CBUS_TYPE_10BIT IXGBE_ACI_SFF_I2CBUS_TYPE_M +#define IXGBE_ACI_SFF_NO_PAGE_BANK_UPDATE 0 +#define IXGBE_ACI_SFF_UPDATE_PAGE 1 +#define IXGBE_ACI_SFF_UPDATE_BANK 2 +#define IXGBE_ACI_SFF_UPDATE_PAGE_BANK 3 +#define IXGBE_ACI_SFF_IS_WRITE BIT(15) + __le16 i2c_offset; + u8 module_bank; + u8 module_page; + __le32 addr_high; + __le32 addr_low; +}; + +/* NVM Read command (indirect 0x0701) + * NVM Erase commands (direct 0x0702) + * NVM Write commands (indirect 0x0703) + * NVM Write Activate commands (direct 0x0707) + * NVM Shadow RAM Dump commands (direct 0x0707) + */ +struct ixgbe_aci_cmd_nvm { +#define IXGBE_ACI_NVM_MAX_OFFSET 0xFFFFFF + __le16 offset_low; + u8 offset_high; /* For Write Activate offset_high is used as flags2 */ + u8 cmd_flags; +#define IXGBE_ACI_NVM_LAST_CMD BIT(0) +#define IXGBE_ACI_NVM_PCIR_REQ BIT(0) /* Used by NVM Write reply */ +#define IXGBE_ACI_NVM_PRESERVE_ALL BIT(1) +#define IXGBE_ACI_NVM_ACTIV_SEL_NVM BIT(3) /* Write Activate/SR Dump only */ +#define IXGBE_ACI_NVM_ACTIV_SEL_OROM BIT(4) +#define IXGBE_ACI_NVM_ACTIV_SEL_NETLIST BIT(5) +#define IXGBE_ACI_NVM_SPECIAL_UPDATE BIT(6) +#define IXGBE_ACI_NVM_REVERT_LAST_ACTIV BIT(6) /* Write Activate only */ +#define IXGBE_ACI_NVM_FLASH_ONLY BIT(7) +#define IXGBE_ACI_NVM_RESET_LVL_M GENMASK(1, 0) /* Write reply only */ +#define IXGBE_ACI_NVM_POR_FLAG 0 +#define IXGBE_ACI_NVM_PERST_FLAG 1 +#define IXGBE_ACI_NVM_EMPR_FLAG 2 +#define IXGBE_ACI_NVM_EMPR_ENA BIT(0) /* Write Activate reply only */ + /* For Write Activate, several flags are sent as part of a separate + * flags2 field using a separate byte. For simplicity of the software + * interface, we pass the flags as a 16 bit value so these flags are + * all offset by 8 bits + */ +#define IXGBE_ACI_NVM_ACTIV_REQ_EMPR BIT(8) /* NVM Write Activate only */ + __le16 module_typeid; + __le16 length; +#define IXGBE_ACI_NVM_ERASE_LEN 0xFFFF + __le32 addr_high; + __le32 addr_low; +}; + +/* NVM Module_Type ID, needed offset and read_len for + * struct ixgbe_aci_cmd_nvm. + */ +#define IXGBE_ACI_NVM_START_POINT 0 + +/* NVM Checksum Command (direct, 0x0706) */ +struct ixgbe_aci_cmd_nvm_checksum { + u8 flags; +#define IXGBE_ACI_NVM_CHECKSUM_VERIFY BIT(0) +#define IXGBE_ACI_NVM_CHECKSUM_RECALC BIT(1) + u8 rsvd; + __le16 checksum; /* Used only by response */ +#define IXGBE_ACI_NVM_CHECKSUM_CORRECT 0xBABA + u8 rsvd2[12]; +}; + +/** + * struct ixgbe_aci_desc - Admin Command (AC) descriptor + * @flags: IXGBE_ACI_FLAG_* flags + * @opcode: Admin command opcode + * @datalen: length in bytes of indirect/external data buffer + * @retval: return value from firmware + * @cookie_high: opaque data high-half + * @cookie_low: opaque data low-half + * @params: command-specific parameters + * + * Descriptor format for commands the driver posts via the + * Admin Command Interface (ACI). + * The firmware writes back onto the command descriptor and returns + * the result of the command. Asynchronous events that are not an immediate + * result of the command are written to the Admin Command Interface (ACI) using + * the same descriptor format. Descriptors are in little-endian notation with + * 32-bit words. + */ +struct ixgbe_aci_desc { + __le16 flags; + __le16 opcode; + __le16 datalen; + __le16 retval; + __le32 cookie_high; + __le32 cookie_low; + union { + u8 raw[16]; + struct ixgbe_aci_cmd_get_ver get_ver; + struct ixgbe_aci_cmd_driver_ver driver_ver; + struct ixgbe_aci_cmd_get_exp_err exp_err; + struct ixgbe_aci_cmd_req_res res_owner; + struct ixgbe_aci_cmd_list_caps get_cap; + struct ixgbe_aci_cmd_disable_rxen disable_rxen; + struct ixgbe_aci_cmd_get_phy_caps get_phy; + struct ixgbe_aci_cmd_set_phy_cfg set_phy; + struct ixgbe_aci_cmd_restart_an restart_an; + struct ixgbe_aci_cmd_get_link_status get_link_status; + struct ixgbe_aci_cmd_set_event_mask set_event_mask; + struct ixgbe_aci_cmd_get_link_topo get_link_topo; + struct ixgbe_aci_cmd_get_link_topo_pin get_link_topo_pin; + struct ixgbe_aci_cmd_sff_eeprom read_write_sff_param; + struct ixgbe_aci_cmd_nvm nvm; + struct ixgbe_aci_cmd_nvm_checksum nvm_checksum; + } params; +}; + +/* E610-specific adapter context structures */ + +struct ixgbe_link_status { + /* Refer to ixgbe_aci_phy_type for bits definition */ + u64 phy_type_low; + u64 phy_type_high; + u16 max_frame_size; + u16 link_speed; + u16 req_speeds; + u8 topo_media_conflict; + u8 link_cfg_err; + u8 lse_ena; /* Link Status Event notification */ + u8 link_info; + u8 an_info; + u8 ext_info; + u8 fec_info; + u8 pacing; + /* Refer to #define from module_type[IXGBE_ACI_MODULE_TYPE_TOTAL_BYTE] + * of ixgbe_aci_get_phy_caps structure + */ + u8 module_type[IXGBE_ACI_MODULE_TYPE_TOTAL_BYTE]; +}; + +/* Common HW capabilities for SW use */ +struct ixgbe_hw_caps { + /* Write CSR protection */ + u64 wr_csr_prot; + u32 switching_mode; + /* switching mode supported - EVB switching (including cloud) */ +#define IXGBE_NVM_IMAGE_TYPE_EVB 0x0 + + /* Manageability mode & supported protocols over MCTP */ + u32 mgmt_mode; +#define IXGBE_MGMT_MODE_PASS_THRU_MODE_M GENMASK(3, 0) +#define IXGBE_MGMT_MODE_CTL_INTERFACE_M GENMASK(7, 4) +#define IXGBE_MGMT_MODE_REDIR_SB_INTERFACE_M GENMASK(11, 8) + + u32 mgmt_protocols_mctp; +#define IXGBE_MGMT_MODE_PROTO_RSVD BIT(0) +#define IXGBE_MGMT_MODE_PROTO_PLDM BIT(1) +#define IXGBE_MGMT_MODE_PROTO_OEM BIT(2) +#define IXGBE_MGMT_MODE_PROTO_NC_SI BIT(3) + + u32 os2bmc; + u32 valid_functions; + /* DCB capabilities */ + u32 active_tc_bitmap; + u32 maxtc; + + /* RSS related capabilities */ + u32 rss_table_size; /* 512 for PFs and 64 for VFs */ + u32 rss_table_entry_width; /* RSS Entry width in bits */ + + /* Tx/Rx queues */ + u32 num_rxq; /* Number/Total Rx queues */ + u32 rxq_first_id; /* First queue ID for Rx queues */ + u32 num_txq; /* Number/Total Tx queues */ + u32 txq_first_id; /* First queue ID for Tx queues */ + + /* MSI-X vectors */ + u32 num_msix_vectors; + u32 msix_vector_first_id; + + /* Max MTU for function or device */ + u32 max_mtu; + + /* WOL related */ + u32 num_wol_proxy_fltr; + u32 wol_proxy_vsi_seid; + + /* LED/SDP pin count */ + u32 led_pin_num; + u32 sdp_pin_num; + + /* LED/SDP - Supports up to 12 LED pins and 8 SDP signals */ +#define IXGBE_MAX_SUPPORTED_GPIO_LED 12 +#define IXGBE_MAX_SUPPORTED_GPIO_SDP 8 + u8 led[IXGBE_MAX_SUPPORTED_GPIO_LED]; + u8 sdp[IXGBE_MAX_SUPPORTED_GPIO_SDP]; + /* SR-IOV virtualization */ + u8 sr_iov_1_1; /* SR-IOV enabled */ + /* VMDQ */ + u8 vmdq; /* VMDQ supported */ + + /* EVB capabilities */ + u8 evb_802_1_qbg; /* Edge Virtual Bridging */ + u8 evb_802_1_qbh; /* Bridge Port Extension */ + + u8 dcb; + u8 iscsi; + u8 ieee_1588; + u8 mgmt_cem; + + /* WoL and APM support */ +#define IXGBE_WOL_SUPPORT_M BIT(0) +#define IXGBE_ACPI_PROG_MTHD_M BIT(1) +#define IXGBE_PROXY_SUPPORT_M BIT(2) + u8 apm_wol_support; + u8 acpi_prog_mthd; + u8 proxy_support; + bool nvm_update_pending_nvm; + bool nvm_update_pending_orom; + bool nvm_update_pending_netlist; +#define IXGBE_NVM_PENDING_NVM_IMAGE BIT(0) +#define IXGBE_NVM_PENDING_OROM BIT(1) +#define IXGBE_NVM_PENDING_NETLIST BIT(2) + bool sec_rev_disabled; + bool update_disabled; + bool nvm_unified_update; + bool netlist_auth; +#define IXGBE_NVM_MGMT_SEC_REV_DISABLED BIT(0) +#define IXGBE_NVM_MGMT_UPDATE_DISABLED BIT(1) +#define IXGBE_NVM_MGMT_UNIFIED_UPD_SUPPORT BIT(3) +#define IXGBE_NVM_MGMT_NETLIST_AUTH_SUPPORT BIT(5) + bool no_drop_policy_support; + /* PCIe reset avoidance */ + bool pcie_reset_avoidance; /* false: not supported, true: supported */ + /* Post update reset restriction */ + bool reset_restrict_support; /* false: not supported, true: supported */ + + /* External topology device images within the NVM */ +#define IXGBE_EXT_TOPO_DEV_IMG_COUNT 4 + u32 ext_topo_dev_img_ver_high[IXGBE_EXT_TOPO_DEV_IMG_COUNT]; + u32 ext_topo_dev_img_ver_low[IXGBE_EXT_TOPO_DEV_IMG_COUNT]; + u8 ext_topo_dev_img_part_num[IXGBE_EXT_TOPO_DEV_IMG_COUNT]; +#define IXGBE_EXT_TOPO_DEV_IMG_PART_NUM_S 8 +#define IXGBE_EXT_TOPO_DEV_IMG_PART_NUM_M GENMASK(15, 8) + bool ext_topo_dev_img_load_en[IXGBE_EXT_TOPO_DEV_IMG_COUNT]; +#define IXGBE_EXT_TOPO_DEV_IMG_LOAD_EN BIT(0) + bool ext_topo_dev_img_prog_en[IXGBE_EXT_TOPO_DEV_IMG_COUNT]; +#define IXGBE_EXT_TOPO_DEV_IMG_PROG_EN BIT(1) +} __packed; + +/* Function specific capabilities */ +struct ixgbe_hw_func_caps { + u32 num_allocd_vfs; /* Number of allocated VFs */ + u32 vf_base_id; /* Logical ID of the first VF */ + u32 guar_num_vsi; + struct ixgbe_hw_caps common_cap; + bool no_drop_policy_ena; +}; + +/* Device wide capabilities */ +struct ixgbe_hw_dev_caps { + struct ixgbe_hw_caps common_cap; + u32 num_vfs_exposed; /* Total number of VFs exposed */ + u32 num_vsi_allocd_to_host; /* Excluding EMP VSI */ + u32 num_flow_director_fltr; /* Number of FD filters available */ + u32 num_funcs; +}; + +/* ACI event information */ +struct ixgbe_aci_event { + struct ixgbe_aci_desc desc; + u8 *msg_buf; + u16 msg_len; + u16 buf_len; +}; + +struct ixgbe_aci_info { + struct mutex lock; /* admin command interface lock */ + enum ixgbe_aci_err last_status; /* last status of sent admin command */ +}; + +/* Option ROM version information */ +struct ixgbe_orom_info { + u8 major; /* Major version of OROM */ + u8 patch; /* Patch version of OROM */ + u16 build; /* Build version of OROM */ + u32 srev; /* Security revision */ +}; + +/* NVM version information */ +struct ixgbe_nvm_info { + u32 eetrack; + u32 srev; + u8 major; + u8 minor; +} __packed; + +/* netlist version information */ +struct ixgbe_netlist_info { + u32 major; /* major high/low */ + u32 minor; /* minor high/low */ + u32 type; /* type high/low */ + u32 rev; /* revision high/low */ + u32 hash; /* SHA-1 hash word */ + u16 cust_ver; /* customer version */ +} __packed; + +/* Enumeration of possible flash banks for the NVM, OROM, and Netlist modules + * of the flash image. + */ +enum ixgbe_flash_bank { + IXGBE_INVALID_FLASH_BANK, + IXGBE_1ST_FLASH_BANK, + IXGBE_2ND_FLASH_BANK, +}; + +/* information for accessing NVM, OROM, and Netlist flash banks */ +struct ixgbe_bank_info { + u32 nvm_ptr; /* Pointer to 1st NVM bank */ + u32 nvm_size; /* Size of NVM bank */ + u32 orom_ptr; /* Pointer to 1st OROM bank */ + u32 orom_size; /* Size of OROM bank */ + u32 netlist_ptr; /* Ptr to 1st Netlist bank */ + u32 netlist_size; /* Size of Netlist bank */ + enum ixgbe_flash_bank nvm_bank; /* Active NVM bank */ + enum ixgbe_flash_bank orom_bank; /* Active OROM bank */ + enum ixgbe_flash_bank netlist_bank; /* Active Netlist bank */ +}; + +/* Flash Chip Information */ +struct ixgbe_flash_info { + struct ixgbe_orom_info orom; /* Option ROM version info */ + u32 flash_size; /* Available flash size in bytes */ + struct ixgbe_nvm_info nvm; /* NVM version information */ + struct ixgbe_netlist_info netlist; /* Netlist version info */ + struct ixgbe_bank_info banks; /* Flash Bank information */ + u16 sr_words; /* Shadow RAM size in words */ + u8 blank_nvm_mode; /* is NVM empty (no FW present) */ +}; + +#endif /* _IXGBE_TYPE_E610_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index 81e1df83f136..1fc821fb351a 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include <linux/pci.h> #include <linux/delay.h> @@ -66,7 +66,9 @@ int ixgbe_setup_mac_link_X540(struct ixgbe_hw *hw, ixgbe_link_speed speed, * Resets the hardware by resetting the transmit and receive units, masks * and clears all interrupts, perform a PHY reset, and perform a link (MAC) * reset. - **/ + * + * Return: 0 on success or negative value on failure + */ int ixgbe_reset_hw_X540(struct ixgbe_hw *hw) { u32 swfw_mask = hw->phy.phy_semaphore_mask; @@ -133,10 +135,14 @@ mac_reset_top: hw->mac.num_rar_entries = IXGBE_X540_MAX_TX_QUEUES; hw->mac.ops.init_rx_addrs(hw); + /* The following is not supported by E610. */ + if (hw->mac.type == ixgbe_mac_e610) + return status; + /* Store the permanent SAN mac address */ hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr); - /* Add the SAN MAC address to the RAR only if it's a valid address */ + /* Add the SAN MAC address to RAR if it's a valid address */ if (is_valid_ether_addr(hw->mac.san_addr)) { /* Save the SAN MAC RAR index */ hw->mac.san_mac_rar_index = hw->mac.num_rar_entries - 1; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h index b69a680d3ab5..6ed360c5b605 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.h @@ -1,5 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ + +#ifndef _IXGBE_X540_H_ +#define _IXGBE_X540_H_ #include "ixgbe_type.h" @@ -17,3 +20,5 @@ int ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask); void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32 mask); void ixgbe_init_swfw_sync_X540(struct ixgbe_hw *hw); int ixgbe_init_eeprom_params_X540(struct ixgbe_hw *hw); + +#endif /* _IXGBE_X540_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index d9a8cf018d3b..277ceaf8a793 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -1,7 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include "ixgbe_x540.h" +#include "ixgbe_x550.h" #include "ixgbe_type.h" #include "ixgbe_common.h" #include "ixgbe_mbx.h" @@ -2770,9 +2771,9 @@ static int ixgbe_led_off_t_x550em(struct ixgbe_hw *hw, u32 led_idx) * semaphore, -EIO when command fails or -ENIVAL when incorrect * params passed. **/ -static int ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, - u8 build, u8 sub, u16 len, - const char *driver_ver) +int ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, + u8 build, u8 sub, u16 len, + const char *driver_ver) { struct ixgbe_hic_drv_info2 fw_cmd; int ret_val; @@ -3505,14 +3506,14 @@ mac_reset_top: return status; } -/** ixgbe_set_ethertype_anti_spoofing_X550 - Enable/Disable Ethertype +/** ixgbe_set_ethertype_anti_spoofing_x550 - Enable/Disable Ethertype * anti-spoofing * @hw: pointer to hardware structure * @enable: enable or disable switch for Ethertype anti-spoofing * @vf: Virtual Function pool - VF Pool to set for Ethertype anti-spoofing **/ -static void ixgbe_set_ethertype_anti_spoofing_X550(struct ixgbe_hw *hw, - bool enable, int vf) +void ixgbe_set_ethertype_anti_spoofing_x550(struct ixgbe_hw *hw, + bool enable, int vf) { int vf_target_reg = vf >> 3; int vf_target_shift = vf % 8 + IXGBE_SPOOF_ETHERTYPEAS_SHIFT; @@ -3527,14 +3528,14 @@ static void ixgbe_set_ethertype_anti_spoofing_X550(struct ixgbe_hw *hw, IXGBE_WRITE_REG(hw, IXGBE_PFVFSPOOF(vf_target_reg), pfvfspoof); } -/** ixgbe_set_source_address_pruning_X550 - Enable/Disbale src address pruning +/** ixgbe_set_source_address_pruning_x550 - Enable/Disable src address pruning * @hw: pointer to hardware structure * @enable: enable or disable source address pruning * @pool: Rx pool to set source address pruning for **/ -static void ixgbe_set_source_address_pruning_X550(struct ixgbe_hw *hw, - bool enable, - unsigned int pool) +void ixgbe_set_source_address_pruning_x550(struct ixgbe_hw *hw, + bool enable, + unsigned int pool) { u64 pfflp; @@ -3831,9 +3832,9 @@ static int ixgbe_write_phy_reg_x550a(struct ixgbe_hw *hw, u32 reg_addr, .set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing, \ .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, \ .set_source_address_pruning = \ - &ixgbe_set_source_address_pruning_X550, \ + &ixgbe_set_source_address_pruning_x550, \ .set_ethertype_anti_spoofing = \ - &ixgbe_set_ethertype_anti_spoofing_X550, \ + &ixgbe_set_ethertype_anti_spoofing_x550, \ .disable_rx_buff = &ixgbe_disable_rx_buff_generic, \ .enable_rx_buff = &ixgbe_enable_rx_buff_generic, \ .get_thermal_sensor_data = NULL, \ @@ -4047,7 +4048,7 @@ static const u32 ixgbe_mvals_X550EM_x[IXGBE_MVALS_IDX_LIMIT] = { IXGBE_MVALS_INIT(X550EM_x) }; -static const u32 ixgbe_mvals_x550em_a[IXGBE_MVALS_IDX_LIMIT] = { +const u32 ixgbe_mvals_x550em_a[IXGBE_MVALS_IDX_LIMIT] = { IXGBE_MVALS_INIT(X550EM_a) }; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.h new file mode 100644 index 000000000000..3e4092f8da3e --- /dev/null +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2024 Intel Corporation. */ + +#ifndef _IXGBE_X550_H_ +#define _IXGBE_X550_H_ + +#include "ixgbe_type.h" + +extern const u32 ixgbe_mvals_x550em_a[IXGBE_MVALS_IDX_LIMIT]; + +int ixgbe_set_fw_drv_ver_x550(struct ixgbe_hw *hw, u8 maj, u8 min, + u8 build, u8 sub, u16 len, + const char *driver_ver); +void ixgbe_set_source_address_pruning_x550(struct ixgbe_hw *hw, + bool enable, + unsigned int pool); +void ixgbe_set_ethertype_anti_spoofing_x550(struct ixgbe_hw *hw, + bool enable, int vf); + +#endif /* _IXGBE_X550_H_ */ diff --git a/drivers/net/ethernet/intel/ixgbevf/defines.h b/drivers/net/ethernet/intel/ixgbevf/defines.h index 5f08779c0e4e..a9bc96f6399d 100644 --- a/drivers/net/ethernet/intel/ixgbevf/defines.h +++ b/drivers/net/ethernet/intel/ixgbevf/defines.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #ifndef _IXGBEVF_DEFINES_H_ #define _IXGBEVF_DEFINES_H_ @@ -16,6 +16,9 @@ #define IXGBE_DEV_ID_X550_VF_HV 0x1564 #define IXGBE_DEV_ID_X550EM_X_VF_HV 0x15A9 +#define IXGBE_DEV_ID_E610_VF 0x57AD +#define IXGBE_SUBDEV_ID_E610_VF_HV 0x00FF + #define IXGBE_VF_IRQ_CLEAR_MASK 7 #define IXGBE_VF_MAX_TX_QUEUES 8 #define IXGBE_VF_MAX_RX_QUEUES 8 diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h index 130cb868774c..9b37f354d78c 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #ifndef _IXGBEVF_H_ #define _IXGBEVF_H_ @@ -418,6 +418,8 @@ enum ixgbevf_boards { board_X550EM_x_vf, board_X550EM_x_vf_hv, board_x550em_a_vf, + board_e610_vf, + board_e610_vf_hv, }; enum ixgbevf_xcast_modes { @@ -434,11 +436,13 @@ extern const struct ixgbevf_info ixgbevf_X550EM_x_vf_info; extern const struct ixgbe_mbx_operations ixgbevf_mbx_ops; extern const struct ixgbe_mbx_operations ixgbevf_mbx_ops_legacy; extern const struct ixgbevf_info ixgbevf_x550em_a_vf_info; +extern const struct ixgbevf_info ixgbevf_e610_vf_info; extern const struct ixgbevf_info ixgbevf_82599_vf_hv_info; extern const struct ixgbevf_info ixgbevf_X540_vf_hv_info; extern const struct ixgbevf_info ixgbevf_X550_vf_hv_info; extern const struct ixgbevf_info ixgbevf_X550EM_x_vf_hv_info; +extern const struct ixgbevf_info ixgbevf_e610_vf_hv_info; extern const struct ixgbe_mbx_operations ixgbevf_hv_mbx_ops; /* needed by ethtool.c */ diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 149911e3002a..2829bac9af94 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ /****************************************************************************** Copyright (c)2006 - 2007 Myricom, Inc. for some LRO specific code @@ -39,7 +39,7 @@ static const char ixgbevf_driver_string[] = "Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver"; static char ixgbevf_copyright[] = - "Copyright (c) 2009 - 2018 Intel Corporation."; + "Copyright (c) 2009 - 2024 Intel Corporation."; static const struct ixgbevf_info *ixgbevf_info_tbl[] = { [board_82599_vf] = &ixgbevf_82599_vf_info, @@ -51,6 +51,8 @@ static const struct ixgbevf_info *ixgbevf_info_tbl[] = { [board_X550EM_x_vf] = &ixgbevf_X550EM_x_vf_info, [board_X550EM_x_vf_hv] = &ixgbevf_X550EM_x_vf_hv_info, [board_x550em_a_vf] = &ixgbevf_x550em_a_vf_info, + [board_e610_vf] = &ixgbevf_e610_vf_info, + [board_e610_vf_hv] = &ixgbevf_e610_vf_hv_info, }; /* ixgbevf_pci_tbl - PCI Device ID Table @@ -71,6 +73,9 @@ static const struct pci_device_id ixgbevf_pci_tbl[] = { {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_X_VF), board_X550EM_x_vf }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_X_VF_HV), board_X550EM_x_vf_hv}, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X550EM_A_VF), board_x550em_a_vf }, + {PCI_VDEVICE_SUB(INTEL, IXGBE_DEV_ID_E610_VF, PCI_ANY_ID, + IXGBE_SUBDEV_ID_E610_VF_HV), board_e610_vf_hv}, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_E610_VF), board_e610_vf}, /* required last entry */ {0, } }; @@ -4693,6 +4698,9 @@ static int ixgbevf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) case ixgbe_mac_X540_vf: dev_info(&pdev->dev, "Intel(R) X540 Virtual Function\n"); break; + case ixgbe_mac_e610_vf: + dev_info(&pdev->dev, "Intel(R) E610 Virtual Function\n"); + break; case ixgbe_mac_82599_vf: default: dev_info(&pdev->dev, "Intel(R) 82599 Virtual Function\n"); diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c index 1641d00d8ed3..da7a72ecce7a 100644 --- a/drivers/net/ethernet/intel/ixgbevf/vf.c +++ b/drivers/net/ethernet/intel/ixgbevf/vf.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #include "vf.h" #include "ixgbevf.h" @@ -1076,3 +1076,13 @@ const struct ixgbevf_info ixgbevf_x550em_a_vf_info = { .mac = ixgbe_mac_x550em_a_vf, .mac_ops = &ixgbevf_mac_ops, }; + +const struct ixgbevf_info ixgbevf_e610_vf_info = { + .mac = ixgbe_mac_e610_vf, + .mac_ops = &ixgbevf_mac_ops, +}; + +const struct ixgbevf_info ixgbevf_e610_vf_hv_info = { + .mac = ixgbe_mac_e610_vf, + .mac_ops = &ixgbevf_hv_mac_ops, +}; diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.h b/drivers/net/ethernet/intel/ixgbevf/vf.h index b4eef5b6c172..2d791bc26ae4 100644 --- a/drivers/net/ethernet/intel/ixgbevf/vf.h +++ b/drivers/net/ethernet/intel/ixgbevf/vf.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 1999 - 2018 Intel Corporation. */ +/* Copyright(c) 1999 - 2024 Intel Corporation. */ #ifndef __IXGBE_VF_H__ #define __IXGBE_VF_H__ @@ -54,6 +54,8 @@ enum ixgbe_mac_type { ixgbe_mac_X550_vf, ixgbe_mac_X550EM_x_vf, ixgbe_mac_x550em_a_vf, + ixgbe_mac_e610, + ixgbe_mac_e610_vf, ixgbe_num_macs }; diff --git a/include/linux/pci.h b/include/linux/pci.h index db9b47ce3eef..414ee5fff66b 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1047,6 +1047,20 @@ struct pci_driver { .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, 0, 0 /** + * PCI_VDEVICE_SUB - describe a specific PCI device/subdevice in a short form + * @vend: the vendor name + * @dev: the 16 bit PCI Device ID + * @subvend: the 16 bit PCI Subvendor ID + * @subdev: the 16 bit PCI Subdevice ID + * + * Generate the pci_device_id struct layout for the specific PCI + * device/subdevice. Private data may follow the output. + */ +#define PCI_VDEVICE_SUB(vend, dev, subvend, subdev) \ + .vendor = PCI_VENDOR_ID_##vend, .device = (dev), \ + .subvendor = (subvend), .subdevice = (subdev), 0, 0 + +/** * PCI_DEVICE_DATA - macro used to describe a specific PCI device in very short form * @vend: the vendor name (without PCI_VENDOR_ID_ prefix) * @dev: the device name (without PCI_DEVICE_ID_<vend>_ prefix) |