/******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Driver * Copyright(c) 2013 - 2014 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along * with this program. If not, see . * * The full GNU General Public License is included in this distribution in * the file called "COPYING". * * Contact Information: * e1000-devel Mailing List * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * ******************************************************************************/ #include "i40e_type.h" #include "i40e_adminq.h" #include "i40e_prototype.h" #include "i40e_virtchnl.h" /** * i40e_set_mac_type - Sets MAC type * @hw: pointer to the HW structure * * This function sets the mac type of the adapter based on the * vendor ID and device ID stored in the hw structure. **/ static i40e_status i40e_set_mac_type(struct i40e_hw *hw) { i40e_status status = 0; if (hw->vendor_id == PCI_VENDOR_ID_INTEL) { switch (hw->device_id) { case I40E_SFP_XL710_DEVICE_ID: case I40E_SFP_X710_DEVICE_ID: case I40E_QEMU_DEVICE_ID: case I40E_KX_A_DEVICE_ID: case I40E_KX_B_DEVICE_ID: case I40E_KX_C_DEVICE_ID: case I40E_KX_D_DEVICE_ID: case I40E_QSFP_A_DEVICE_ID: case I40E_QSFP_B_DEVICE_ID: case I40E_QSFP_C_DEVICE_ID: hw->mac.type = I40E_MAC_XL710; break; case I40E_VF_DEVICE_ID: case I40E_VF_HV_DEVICE_ID: hw->mac.type = I40E_MAC_VF; break; default: hw->mac.type = I40E_MAC_GENERIC; break; } } else { status = I40E_ERR_DEVICE_NOT_SUPPORTED; } hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n", hw->mac.type, status); return status; } /** * i40e_debug_aq * @hw: debug mask related to admin queue * @mask: debug mask * @desc: pointer to admin queue descriptor * @buffer: pointer to command buffer * * Dumps debug log about adminq command with descriptor contents. **/ void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc, void *buffer) { struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc; u8 *aq_buffer = (u8 *)buffer; u32 data[4]; u32 i = 0; if ((!(mask & hw->debug_mask)) || (desc == NULL)) return; i40e_debug(hw, mask, "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", aq_desc->opcode, aq_desc->flags, aq_desc->datalen, aq_desc->retval); i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", aq_desc->cookie_high, aq_desc->cookie_low); i40e_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", aq_desc->params.internal.param0, aq_desc->params.internal.param1); i40e_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", aq_desc->params.external.addr_high, aq_desc->params.external.addr_low); if ((buffer != NULL) && (aq_desc->datalen != 0)) { memset(data, 0, sizeof(data)); i40e_debug(hw, mask, "AQ CMD Buffer:\n"); for (i = 0; i < le16_to_cpu(aq_desc->datalen); i++) { data[((i % 16) / 4)] |= ((u32)aq_buffer[i]) << (8 * (i % 4)); if ((i % 16) == 15) { i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", i - 15, data[0], data[1], data[2], data[3]); memset(data, 0, sizeof(data)); } } if ((i % 16) != 0) i40e_debug(hw, mask, "\t0x%04X %08X %08X %08X %08X\n", i - (i % 16), data[0], data[1], data[2], data[3]); } } /** * i40e_check_asq_alive * @hw: pointer to the hw struct * * Returns true if Queue is enabled else false. **/ bool i40e_check_asq_alive(struct i40e_hw *hw) { return !!(rd32(hw, hw->aq.asq.len) & I40E_PF_ATQLEN_ATQENABLE_MASK); } /** * i40e_aq_queue_shutdown * @hw: pointer to the hw struct * @unloading: is the driver unloading itself * * Tell the Firmware that we're shutting down the AdminQ and whether * or not the driver is unloading as well. **/ i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw, bool unloading) { struct i40e_aq_desc desc; struct i40e_aqc_queue_shutdown *cmd = (struct i40e_aqc_queue_shutdown *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_queue_shutdown); if (unloading) cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING); status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL); return status; } /** * i40e_init_shared_code - Initialize the shared code * @hw: pointer to hardware structure * * This assigns the MAC type and PHY code and inits the NVM. * Does not touch the hardware. This function must be called prior to any * other function in the shared code. The i40e_hw structure should be * memset to 0 prior to calling this function. The following fields in * hw structure should be filled in prior to calling this function: * hw_addr, back, device_id, vendor_id, subsystem_device_id, * subsystem_vendor_id, and revision_id **/ i40e_status i40e_init_shared_code(struct i40e_hw *hw) { i40e_status status = 0; u32 reg; i40e_set_mac_type(hw); switch (hw->mac.type) { case I40E_MAC_XL710: break; default: return I40E_ERR_DEVICE_NOT_SUPPORTED; break; } hw->phy.get_link_info = true; /* Determine port number */ reg = rd32(hw, I40E_PFGEN_PORTNUM); reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >> I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT); hw->port = (u8)reg; /* Determine the PF number based on the PCI fn */ reg = rd32(hw, I40E_GLPCI_CAPSUP); if (reg & I40E_GLPCI_CAPSUP_ARI_EN_MASK) hw->pf_id = (u8)((hw->bus.device << 3) | hw->bus.func); else hw->pf_id = (u8)hw->bus.func; status = i40e_init_nvm(hw); return status; } /** * i40e_aq_mac_address_read - Retrieve the MAC addresses * @hw: pointer to the hw struct * @flags: a return indicator of what addresses were added to the addr store * @addrs: the requestor's mac addr store * @cmd_details: pointer to command details structure or NULL **/ static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw, u16 *flags, struct i40e_aqc_mac_address_read_data *addrs, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_mac_address_read *cmd_data = (struct i40e_aqc_mac_address_read *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read); desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF); status = i40e_asq_send_command(hw, &desc, addrs, sizeof(*addrs), cmd_details); *flags = le16_to_cpu(cmd_data->command_flags); return status; } /** * i40e_aq_mac_address_write - Change the MAC addresses * @hw: pointer to the hw struct * @flags: indicates which MAC to be written * @mac_addr: address to write * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, u16 flags, u8 *mac_addr, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_mac_address_write *cmd_data = (struct i40e_aqc_mac_address_write *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_write); cmd_data->command_flags = cpu_to_le16(flags); cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]); cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) | ((u32)mac_addr[3] << 16) | ((u32)mac_addr[4] << 8) | mac_addr[5]); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_get_mac_addr - get MAC address * @hw: pointer to the HW structure * @mac_addr: pointer to MAC address * * Reads the adapter's MAC address from register **/ i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr) { struct i40e_aqc_mac_address_read_data addrs; i40e_status status; u16 flags = 0; status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL); if (flags & I40E_AQC_LAN_ADDR_VALID) memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac)); return status; } /** * i40e_get_media_type - Gets media type * @hw: pointer to the hardware structure **/ static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw) { enum i40e_media_type media; switch (hw->phy.link_info.phy_type) { case I40E_PHY_TYPE_10GBASE_SR: case I40E_PHY_TYPE_10GBASE_LR: case I40E_PHY_TYPE_40GBASE_SR4: case I40E_PHY_TYPE_40GBASE_LR4: media = I40E_MEDIA_TYPE_FIBER; break; case I40E_PHY_TYPE_100BASE_TX: case I40E_PHY_TYPE_1000BASE_T: case I40E_PHY_TYPE_10GBASE_T: media = I40E_MEDIA_TYPE_BASET; break; case I40E_PHY_TYPE_10GBASE_CR1_CU: case I40E_PHY_TYPE_40GBASE_CR4_CU: case I40E_PHY_TYPE_10GBASE_CR1: case I40E_PHY_TYPE_40GBASE_CR4: case I40E_PHY_TYPE_10GBASE_SFPP_CU: media = I40E_MEDIA_TYPE_DA; break; case I40E_PHY_TYPE_1000BASE_KX: case I40E_PHY_TYPE_10GBASE_KX4: case I40E_PHY_TYPE_10GBASE_KR: case I40E_PHY_TYPE_40GBASE_KR4: media = I40E_MEDIA_TYPE_BACKPLANE; break; case I40E_PHY_TYPE_SGMII: case I40E_PHY_TYPE_XAUI: case I40E_PHY_TYPE_XFI: case I40E_PHY_TYPE_XLAUI: case I40E_PHY_TYPE_XLPPI: default: media = I40E_MEDIA_TYPE_UNKNOWN; break; } return media; } #define I40E_PF_RESET_WAIT_COUNT_A0 200 #define I40E_PF_RESET_WAIT_COUNT 10 /** * i40e_pf_reset - Reset the PF * @hw: pointer to the hardware structure * * Assuming someone else has triggered a global reset, * assure the global reset is complete and then reset the PF **/ i40e_status i40e_pf_reset(struct i40e_hw *hw) { u32 cnt = 0; u32 cnt1 = 0; u32 reg = 0; u32 grst_del; /* Poll for Global Reset steady state in case of recent GRST. * The grst delay value is in 100ms units, and we'll wait a * couple counts longer to be sure we don't just miss the end. */ grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK >> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT; for (cnt = 0; cnt < grst_del + 2; cnt++) { reg = rd32(hw, I40E_GLGEN_RSTAT); if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK)) break; msleep(100); } if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) { hw_dbg(hw, "Global reset polling failed to complete.\n"); return I40E_ERR_RESET_FAILED; } /* Now Wait for the FW to be ready */ for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) { reg = rd32(hw, I40E_GLNVM_ULD); reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK | I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK); if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK | I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) { hw_dbg(hw, "Core and Global modules ready %d\n", cnt1); break; } usleep_range(10000, 20000); } if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK | I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) { hw_dbg(hw, "wait for FW Reset complete timedout\n"); hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg); return I40E_ERR_RESET_FAILED; } /* If there was a Global Reset in progress when we got here, * we don't need to do the PF Reset */ if (!cnt) { if (hw->revision_id == 0) cnt = I40E_PF_RESET_WAIT_COUNT_A0; else cnt = I40E_PF_RESET_WAIT_COUNT; reg = rd32(hw, I40E_PFGEN_CTRL); wr32(hw, I40E_PFGEN_CTRL, (reg | I40E_PFGEN_CTRL_PFSWR_MASK)); for (; cnt; cnt--) { reg = rd32(hw, I40E_PFGEN_CTRL); if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK)) break; usleep_range(1000, 2000); } if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) { hw_dbg(hw, "PF reset polling failed to complete.\n"); return I40E_ERR_RESET_FAILED; } } i40e_clear_pxe_mode(hw); return 0; } /** * i40e_clear_pxe_mode - clear pxe operations mode * @hw: pointer to the hw struct * * Make sure all PXE mode settings are cleared, including things * like descriptor fetch/write-back mode. **/ void i40e_clear_pxe_mode(struct i40e_hw *hw) { u32 reg; /* Clear single descriptor fetch/write-back mode */ reg = rd32(hw, I40E_GLLAN_RCTL_0); if (hw->revision_id == 0) { /* As a work around clear PXE_MODE instead of setting it */ wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK))); } else { wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK)); } } /** * i40e_led_is_mine - helper to find matching led * @hw: pointer to the hw struct * @idx: index into GPIO registers * * returns: 0 if no match, otherwise the value of the GPIO_CTL register */ static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx) { u32 gpio_val = 0; u32 port; if (!hw->func_caps.led[idx]) return 0; gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx)); port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >> I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT; /* if PRT_NUM_NA is 1 then this LED is not port specific, OR * if it is not our port then ignore */ if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) || (port != hw->port)) return 0; return gpio_val; } #define I40E_LED0 22 #define I40E_LINK_ACTIVITY 0xC /** * i40e_led_get - return current on/off mode * @hw: pointer to the hw struct * * The value returned is the 'mode' field as defined in the * GPIO register definitions: 0x0 = off, 0xf = on, and other * values are variations of possible behaviors relating to * blink, link, and wire. **/ u32 i40e_led_get(struct i40e_hw *hw) { u32 mode = 0; int i; /* as per the documentation GPIO 22-29 are the LED * GPIO pins named LED0..LED7 */ for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) { u32 gpio_val = i40e_led_is_mine(hw, i); if (!gpio_val) continue; mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >> I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT; break; } return mode; } /** * i40e_led_set - set new on/off mode * @hw: pointer to the hw struct * @mode: 0=off, 0xf=on (else see manual for mode details) * @blink: true if the LED should blink when on, false if steady * * if this function is used to turn on the blink it should * be used to disable the blink when restoring the original state. **/ void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink) { int i; if (mode & 0xfffffff0) hw_dbg(hw, "invalid mode passed in %X\n", mode); /* as per the documentation GPIO 22-29 are the LED * GPIO pins named LED0..LED7 */ for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) { u32 gpio_val = i40e_led_is_mine(hw, i); if (!gpio_val) continue; gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK; /* this & is a bit of paranoia, but serves as a range check */ gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK); if (mode == I40E_LINK_ACTIVITY) blink = false; gpio_val |= (blink ? 1 : 0) << I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT; wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val); break; } } /* Admin command wrappers */ /** * i40e_aq_set_link_restart_an * @hw: pointer to the hw struct * @cmd_details: pointer to command details structure or NULL * * Sets up the link and restarts the Auto-Negotiation over the link. **/ i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_set_link_restart_an *cmd = (struct i40e_aqc_set_link_restart_an *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_link_restart_an); cmd->command = I40E_AQ_PHY_RESTART_AN; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_get_link_info * @hw: pointer to the hw struct * @enable_lse: enable/disable LinkStatusEvent reporting * @link: pointer to link status structure - optional * @cmd_details: pointer to command details structure or NULL * * Returns the link status of the adapter. **/ i40e_status i40e_aq_get_link_info(struct i40e_hw *hw, bool enable_lse, struct i40e_link_status *link, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_get_link_status *resp = (struct i40e_aqc_get_link_status *)&desc.params.raw; struct i40e_link_status *hw_link_info = &hw->phy.link_info; i40e_status status; u16 command_flags; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status); if (enable_lse) command_flags = I40E_AQ_LSE_ENABLE; else command_flags = I40E_AQ_LSE_DISABLE; resp->command_flags = cpu_to_le16(command_flags); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (status) goto aq_get_link_info_exit; /* save off old link status information */ hw->phy.link_info_old = *hw_link_info; /* update link status */ hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type; hw->phy.media_type = i40e_get_media_type(hw); hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed; hw_link_info->link_info = resp->link_info; hw_link_info->an_info = resp->an_info; hw_link_info->ext_info = resp->ext_info; hw_link_info->loopback = resp->loopback; if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE)) hw_link_info->lse_enable = true; else hw_link_info->lse_enable = false; /* save link status information */ if (link) *link = *hw_link_info; /* flag cleared so helper functions don't call AQ again */ hw->phy.get_link_info = false; aq_get_link_info_exit: return status; } /** * i40e_aq_add_vsi * @hw: pointer to the hw struct * @vsi_ctx: pointer to a vsi context struct * @cmd_details: pointer to command details structure or NULL * * Add a VSI context to the hardware. **/ i40e_status i40e_aq_add_vsi(struct i40e_hw *hw, struct i40e_vsi_context *vsi_ctx, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_get_update_vsi *cmd = (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw; struct i40e_aqc_add_get_update_vsi_completion *resp = (struct i40e_aqc_add_get_update_vsi_completion *) &desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vsi); cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid); cmd->connection_type = vsi_ctx->connection_type; cmd->vf_id = vsi_ctx->vf_num; cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags); desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, sizeof(vsi_ctx->info), cmd_details); if (status) goto aq_add_vsi_exit; vsi_ctx->seid = le16_to_cpu(resp->seid); vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number); vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used); vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free); aq_add_vsi_exit: return status; } /** * i40e_aq_set_vsi_unicast_promiscuous * @hw: pointer to the hw struct * @seid: vsi number * @set: set unicast promiscuous enable/disable * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw, u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_set_vsi_promiscuous_modes *cmd = (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; i40e_status status; u16 flags = 0; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_vsi_promiscuous_modes); if (set) flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST; cmd->promiscuous_flags = cpu_to_le16(flags); cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST); cmd->seid = cpu_to_le16(seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_set_vsi_multicast_promiscuous * @hw: pointer to the hw struct * @seid: vsi number * @set: set multicast promiscuous enable/disable * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw, u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_set_vsi_promiscuous_modes *cmd = (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; i40e_status status; u16 flags = 0; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_vsi_promiscuous_modes); if (set) flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST; cmd->promiscuous_flags = cpu_to_le16(flags); cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST); cmd->seid = cpu_to_le16(seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_set_vsi_broadcast * @hw: pointer to the hw struct * @seid: vsi number * @set_filter: true to set filter, false to clear filter * @cmd_details: pointer to command details structure or NULL * * Set or clear the broadcast promiscuous flag (filter) for a given VSI. **/ i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw, u16 seid, bool set_filter, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_set_vsi_promiscuous_modes *cmd = (struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_vsi_promiscuous_modes); if (set_filter) cmd->promiscuous_flags |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST); else cmd->promiscuous_flags &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST); cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST); cmd->seid = cpu_to_le16(seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_get_vsi_params - get VSI configuration info * @hw: pointer to the hw struct * @vsi_ctx: pointer to a vsi context struct * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw, struct i40e_vsi_context *vsi_ctx, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_get_update_vsi *cmd = (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw; struct i40e_aqc_add_get_update_vsi_completion *resp = (struct i40e_aqc_add_get_update_vsi_completion *) &desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_vsi_parameters); cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, sizeof(vsi_ctx->info), NULL); if (status) goto aq_get_vsi_params_exit; vsi_ctx->seid = le16_to_cpu(resp->seid); vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number); vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used); vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free); aq_get_vsi_params_exit: return status; } /** * i40e_aq_update_vsi_params * @hw: pointer to the hw struct * @vsi_ctx: pointer to a vsi context struct * @cmd_details: pointer to command details structure or NULL * * Update a VSI context. **/ i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw, struct i40e_vsi_context *vsi_ctx, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_get_update_vsi *cmd = (struct i40e_aqc_add_get_update_vsi *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_update_vsi_parameters); cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid); desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info, sizeof(vsi_ctx->info), cmd_details); return status; } /** * i40e_aq_get_switch_config * @hw: pointer to the hardware structure * @buf: pointer to the result buffer * @buf_size: length of input buffer * @start_seid: seid to start for the report, 0 == beginning * @cmd_details: pointer to command details structure or NULL * * Fill the buf with switch configuration returned from AdminQ command **/ i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw, struct i40e_aqc_get_switch_config_resp *buf, u16 buf_size, u16 *start_seid, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_switch_seid *scfg = (struct i40e_aqc_switch_seid *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_switch_config); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (buf_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); scfg->seid = cpu_to_le16(*start_seid); status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details); *start_seid = le16_to_cpu(scfg->seid); return status; } /** * i40e_aq_get_firmware_version * @hw: pointer to the hw struct * @fw_major_version: firmware major version * @fw_minor_version: firmware minor version * @api_major_version: major queue version * @api_minor_version: minor queue version * @cmd_details: pointer to command details structure or NULL * * Get the firmware version from the admin queue commands **/ i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw, u16 *fw_major_version, u16 *fw_minor_version, u16 *api_major_version, u16 *api_minor_version, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_get_version *resp = (struct i40e_aqc_get_version *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (!status) { if (fw_major_version != NULL) *fw_major_version = le16_to_cpu(resp->fw_major); if (fw_minor_version != NULL) *fw_minor_version = le16_to_cpu(resp->fw_minor); if (api_major_version != NULL) *api_major_version = le16_to_cpu(resp->api_major); if (api_minor_version != NULL) *api_minor_version = le16_to_cpu(resp->api_minor); } return status; } /** * i40e_aq_send_driver_version * @hw: pointer to the hw struct * @dv: driver's major, minor version * @cmd_details: pointer to command details structure or NULL * * Send the driver version to the firmware **/ i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw, struct i40e_driver_version *dv, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_driver_version *cmd = (struct i40e_aqc_driver_version *)&desc.params.raw; i40e_status status; if (dv == NULL) return I40E_ERR_PARAM; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version); desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI); cmd->driver_major_ver = dv->major_version; cmd->driver_minor_ver = dv->minor_version; cmd->driver_build_ver = dv->build_version; cmd->driver_subbuild_ver = dv->subbuild_version; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_get_link_status - get status of the HW network link * @hw: pointer to the hw struct * * Returns true if link is up, false if link is down. * * Side effect: LinkStatusEvent reporting becomes enabled **/ bool i40e_get_link_status(struct i40e_hw *hw) { i40e_status status = 0; bool link_status = false; if (hw->phy.get_link_info) { status = i40e_aq_get_link_info(hw, true, NULL, NULL); if (status) goto i40e_get_link_status_exit; } link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP; i40e_get_link_status_exit: return link_status; } /** * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC * @hw: pointer to the hw struct * @uplink_seid: the MAC or other gizmo SEID * @downlink_seid: the VSI SEID * @enabled_tc: bitmap of TCs to be enabled * @default_port: true for default port VSI, false for control port * @enable_l2_filtering: true to add L2 filter table rules to regular forwarding rules for cloud support * @veb_seid: pointer to where to put the resulting VEB SEID * @cmd_details: pointer to command details structure or NULL * * This asks the FW to add a VEB between the uplink and downlink * elements. If the uplink SEID is 0, this will be a floating VEB. **/ i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid, u16 downlink_seid, u8 enabled_tc, bool default_port, bool enable_l2_filtering, u16 *veb_seid, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_veb *cmd = (struct i40e_aqc_add_veb *)&desc.params.raw; struct i40e_aqc_add_veb_completion *resp = (struct i40e_aqc_add_veb_completion *)&desc.params.raw; i40e_status status; u16 veb_flags = 0; /* SEIDs need to either both be set or both be 0 for floating VEB */ if (!!uplink_seid != !!downlink_seid) return I40E_ERR_PARAM; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb); cmd->uplink_seid = cpu_to_le16(uplink_seid); cmd->downlink_seid = cpu_to_le16(downlink_seid); cmd->enable_tcs = enabled_tc; if (!uplink_seid) veb_flags |= I40E_AQC_ADD_VEB_FLOATING; if (default_port) veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT; else veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA; if (enable_l2_filtering) veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER; cmd->veb_flags = cpu_to_le16(veb_flags); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (!status && veb_seid) *veb_seid = le16_to_cpu(resp->veb_seid); return status; } /** * i40e_aq_get_veb_parameters - Retrieve VEB parameters * @hw: pointer to the hw struct * @veb_seid: the SEID of the VEB to query * @switch_id: the uplink switch id * @floating: set to true if the VEB is floating * @statistic_index: index of the stats counter block for this VEB * @vebs_used: number of VEB's used by function * @vebs_free: total VEB's not reserved by any function * @cmd_details: pointer to command details structure or NULL * * This retrieves the parameters for a particular VEB, specified by * uplink_seid, and returns them to the caller. **/ i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw, u16 veb_seid, u16 *switch_id, bool *floating, u16 *statistic_index, u16 *vebs_used, u16 *vebs_free, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_get_veb_parameters_completion *cmd_resp = (struct i40e_aqc_get_veb_parameters_completion *) &desc.params.raw; i40e_status status; if (veb_seid == 0) return I40E_ERR_PARAM; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_veb_parameters); cmd_resp->seid = cpu_to_le16(veb_seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (status) goto get_veb_exit; if (switch_id) *switch_id = le16_to_cpu(cmd_resp->switch_id); if (statistic_index) *statistic_index = le16_to_cpu(cmd_resp->statistic_index); if (vebs_used) *vebs_used = le16_to_cpu(cmd_resp->vebs_used); if (vebs_free) *vebs_free = le16_to_cpu(cmd_resp->vebs_free); if (floating) { u16 flags = le16_to_cpu(cmd_resp->veb_flags); if (flags & I40E_AQC_ADD_VEB_FLOATING) *floating = true; else *floating = false; } get_veb_exit: return status; } /** * i40e_aq_add_macvlan * @hw: pointer to the hw struct * @seid: VSI for the mac address * @mv_list: list of macvlans to be added * @count: length of the list * @cmd_details: pointer to command details structure or NULL * * Add MAC/VLAN addresses to the HW filtering **/ i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid, struct i40e_aqc_add_macvlan_element_data *mv_list, u16 count, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_macvlan *cmd = (struct i40e_aqc_macvlan *)&desc.params.raw; i40e_status status; u16 buf_size; if (count == 0 || !mv_list || !hw) return I40E_ERR_PARAM; buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data); /* prep the rest of the request */ i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan); cmd->num_addresses = cpu_to_le16(count); cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid); cmd->seid[1] = 0; cmd->seid[2] = 0; desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); if (buf_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, mv_list, buf_size, cmd_details); return status; } /** * i40e_aq_remove_macvlan * @hw: pointer to the hw struct * @seid: VSI for the mac address * @mv_list: list of macvlans to be removed * @count: length of the list * @cmd_details: pointer to command details structure or NULL * * Remove MAC/VLAN addresses from the HW filtering **/ i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid, struct i40e_aqc_remove_macvlan_element_data *mv_list, u16 count, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_macvlan *cmd = (struct i40e_aqc_macvlan *)&desc.params.raw; i40e_status status; u16 buf_size; if (count == 0 || !mv_list || !hw) return I40E_ERR_PARAM; buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data); /* prep the rest of the request */ i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan); cmd->num_addresses = cpu_to_le16(count); cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid); cmd->seid[1] = 0; cmd->seid[2] = 0; desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); if (buf_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, mv_list, buf_size, cmd_details); return status; } /** * i40e_aq_send_msg_to_vf * @hw: pointer to the hardware structure * @vfid: vf id to send msg * @v_opcode: opcodes for VF-PF communication * @v_retval: return error code * @msg: pointer to the msg buffer * @msglen: msg length * @cmd_details: pointer to command details * * send msg to vf **/ i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid, u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_pf_vf_message *cmd = (struct i40e_aqc_pf_vf_message *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf); cmd->id = cpu_to_le32(vfid); desc.cookie_high = cpu_to_le32(v_opcode); desc.cookie_low = cpu_to_le32(v_retval); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI); if (msglen) { desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD)); if (msglen > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); desc.datalen = cpu_to_le16(msglen); } status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details); return status; } /** * i40e_aq_set_hmc_resource_profile * @hw: pointer to the hw struct * @profile: type of profile the HMC is to be set as * @pe_vf_enabled_count: the number of PE enabled VFs the system has * @cmd_details: pointer to command details structure or NULL * * set the HMC profile of the device. **/ i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw, enum i40e_aq_hmc_profile profile, u8 pe_vf_enabled_count, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aq_get_set_hmc_resource_profile *cmd = (struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_set_hmc_resource_profile); cmd->pm_profile = (u8)profile; cmd->pe_vf_enabled = pe_vf_enabled_count; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_request_resource * @hw: pointer to the hw struct * @resource: resource id * @access: access type * @sdp_number: resource number * @timeout: the maximum time in ms that the driver may hold the resource * @cmd_details: pointer to command details structure or NULL * * requests common resource using the admin queue commands **/ i40e_status i40e_aq_request_resource(struct i40e_hw *hw, enum i40e_aq_resources_ids resource, enum i40e_aq_resource_access_type access, u8 sdp_number, u64 *timeout, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_request_resource *cmd_resp = (struct i40e_aqc_request_resource *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource); cmd_resp->resource_id = cpu_to_le16(resource); cmd_resp->access_type = cpu_to_le16(access); cmd_resp->resource_number = cpu_to_le32(sdp_number); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); /* The completion specifies the maximum time in ms that the driver * may hold the resource in the Timeout field. * If the resource is held by someone else, the command completes with * busy return value and the timeout field indicates the maximum time * the current owner of the resource has to free it. */ if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY) *timeout = le32_to_cpu(cmd_resp->timeout); return status; } /** * i40e_aq_release_resource * @hw: pointer to the hw struct * @resource: resource id * @sdp_number: resource number * @cmd_details: pointer to command details structure or NULL * * release common resource using the admin queue commands **/ i40e_status i40e_aq_release_resource(struct i40e_hw *hw, enum i40e_aq_resources_ids resource, u8 sdp_number, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_request_resource *cmd = (struct i40e_aqc_request_resource *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource); cmd->resource_id = cpu_to_le16(resource); cmd->resource_number = cpu_to_le32(sdp_number); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_read_nvm * @hw: pointer to the hw struct * @module_pointer: 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 * @cmd_details: pointer to command details structure or NULL * * Read the NVM using the admin queue commands **/ i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer, u32 offset, u16 length, void *data, bool last_command, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_nvm_update *cmd = (struct i40e_aqc_nvm_update *)&desc.params.raw; i40e_status status; /* In offset the highest byte must be zeroed. */ if (offset & 0xFF000000) { status = I40E_ERR_PARAM; goto i40e_aq_read_nvm_exit; } i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read); /* If this is the last command in a series, set the proper flag. */ if (last_command) cmd->command_flags |= I40E_AQ_NVM_LAST_CMD; cmd->module_pointer = module_pointer; cmd->offset = cpu_to_le32(offset); cmd->length = cpu_to_le16(length); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (length > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, data, length, cmd_details); i40e_aq_read_nvm_exit: return status; } #define I40E_DEV_FUNC_CAP_SWITCH_MODE 0x01 #define I40E_DEV_FUNC_CAP_MGMT_MODE 0x02 #define I40E_DEV_FUNC_CAP_NPAR 0x03 #define I40E_DEV_FUNC_CAP_OS2BMC 0x04 #define I40E_DEV_FUNC_CAP_VALID_FUNC 0x05 #define I40E_DEV_FUNC_CAP_SRIOV_1_1 0x12 #define I40E_DEV_FUNC_CAP_VF 0x13 #define I40E_DEV_FUNC_CAP_VMDQ 0x14 #define I40E_DEV_FUNC_CAP_802_1_QBG 0x15 #define I40E_DEV_FUNC_CAP_802_1_QBH 0x16 #define I40E_DEV_FUNC_CAP_VSI 0x17 #define I40E_DEV_FUNC_CAP_DCB 0x18 #define I40E_DEV_FUNC_CAP_FCOE 0x21 #define I40E_DEV_FUNC_CAP_RSS 0x40 #define I40E_DEV_FUNC_CAP_RX_QUEUES 0x41 #define I40E_DEV_FUNC_CAP_TX_QUEUES 0x42 #define I40E_DEV_FUNC_CAP_MSIX 0x43 #define I40E_DEV_FUNC_CAP_MSIX_VF 0x44 #define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR 0x45 #define I40E_DEV_FUNC_CAP_IEEE_1588 0x46 #define I40E_DEV_FUNC_CAP_MFP_MODE_1 0xF1 #define I40E_DEV_FUNC_CAP_CEM 0xF2 #define I40E_DEV_FUNC_CAP_IWARP 0x51 #define I40E_DEV_FUNC_CAP_LED 0x61 #define I40E_DEV_FUNC_CAP_SDP 0x62 #define I40E_DEV_FUNC_CAP_MDIO 0x63 /** * i40e_parse_discover_capabilities * @hw: pointer to the hw struct * @buff: pointer to a buffer containing device/function capability records * @cap_count: number of capability records in the list * @list_type_opc: type of capabilities list to parse * * Parse the device/function capabilities list. **/ static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff, u32 cap_count, enum i40e_admin_queue_opc list_type_opc) { struct i40e_aqc_list_capabilities_element_resp *cap; u32 number, logical_id, phys_id; struct i40e_hw_capabilities *p; u32 reg_val; u32 i = 0; u16 id; cap = (struct i40e_aqc_list_capabilities_element_resp *) buff; if (list_type_opc == i40e_aqc_opc_list_dev_capabilities) p = (struct i40e_hw_capabilities *)&hw->dev_caps; else if (list_type_opc == i40e_aqc_opc_list_func_capabilities) p = (struct i40e_hw_capabilities *)&hw->func_caps; else return; for (i = 0; i < cap_count; i++, cap++) { id = le16_to_cpu(cap->id); number = le32_to_cpu(cap->number); logical_id = le32_to_cpu(cap->logical_id); phys_id = le32_to_cpu(cap->phys_id); switch (id) { case I40E_DEV_FUNC_CAP_SWITCH_MODE: p->switch_mode = number; break; case I40E_DEV_FUNC_CAP_MGMT_MODE: p->management_mode = number; break; case I40E_DEV_FUNC_CAP_NPAR: p->npar_enable = number; break; case I40E_DEV_FUNC_CAP_OS2BMC: p->os2bmc = number; break; case I40E_DEV_FUNC_CAP_VALID_FUNC: p->valid_functions = number; break; case I40E_DEV_FUNC_CAP_SRIOV_1_1: if (number == 1) p->sr_iov_1_1 = true; break; case I40E_DEV_FUNC_CAP_VF: p->num_vfs = number; p->vf_base_id = logical_id; break; case I40E_DEV_FUNC_CAP_VMDQ: if (number == 1) p->vmdq = true; break; case I40E_DEV_FUNC_CAP_802_1_QBG: if (number == 1) p->evb_802_1_qbg = true; break; case I40E_DEV_FUNC_CAP_802_1_QBH: if (number == 1) p->evb_802_1_qbh = true; break; case I40E_DEV_FUNC_CAP_VSI: p->num_vsis = number; break; case I40E_DEV_FUNC_CAP_DCB: if (number == 1) { p->dcb = true; p->enabled_tcmap = logical_id; p->maxtc = phys_id; } break; case I40E_DEV_FUNC_CAP_FCOE: if (number == 1) p->fcoe = true; break; case I40E_DEV_FUNC_CAP_RSS: p->rss = true; reg_val = rd32(hw, I40E_PFQF_CTL_0); if (reg_val & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK) p->rss_table_size = number; else p->rss_table_size = 128; p->rss_table_entry_width = logical_id; break; case I40E_DEV_FUNC_CAP_RX_QUEUES: p->num_rx_qp = number; p->base_queue = phys_id; break; case I40E_DEV_FUNC_CAP_TX_QUEUES: p->num_tx_qp = number; p->base_queue = phys_id; break; case I40E_DEV_FUNC_CAP_MSIX: p->num_msix_vectors = number; break; case I40E_DEV_FUNC_CAP_MSIX_VF: p->num_msix_vectors_vf = number; break; case I40E_DEV_FUNC_CAP_MFP_MODE_1: if (number == 1) p->mfp_mode_1 = true; break; case I40E_DEV_FUNC_CAP_CEM: if (number == 1) p->mgmt_cem = true; break; case I40E_DEV_FUNC_CAP_IWARP: if (number == 1) p->iwarp = true; break; case I40E_DEV_FUNC_CAP_LED: if (phys_id < I40E_HW_CAP_MAX_GPIO) p->led[phys_id] = true; break; case I40E_DEV_FUNC_CAP_SDP: if (phys_id < I40E_HW_CAP_MAX_GPIO) p->sdp[phys_id] = true; break; case I40E_DEV_FUNC_CAP_MDIO: if (number == 1) { p->mdio_port_num = phys_id; p->mdio_port_mode = logical_id; } break; case I40E_DEV_FUNC_CAP_IEEE_1588: if (number == 1) p->ieee_1588 = true; break; case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR: p->fd = true; p->fd_filters_guaranteed = number; p->fd_filters_best_effort = logical_id; break; default: break; } } /* additional HW specific goodies that might * someday be HW version specific */ p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS; } /** * i40e_aq_discover_capabilities * @hw: pointer to the hw struct * @buff: a virtual buffer to hold the capabilities * @buff_size: Size of the virtual buffer * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM * @list_type_opc: capabilities type to discover - pass in the command opcode * @cmd_details: pointer to command details structure or NULL * * Get the device capabilities descriptions from the firmware **/ i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw, void *buff, u16 buff_size, u16 *data_size, enum i40e_admin_queue_opc list_type_opc, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aqc_list_capabilites *cmd; struct i40e_aq_desc desc; i40e_status status = 0; cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw; if (list_type_opc != i40e_aqc_opc_list_func_capabilities && list_type_opc != i40e_aqc_opc_list_dev_capabilities) { status = I40E_ERR_PARAM; goto exit; } i40e_fill_default_direct_cmd_desc(&desc, list_type_opc); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (buff_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); *data_size = le16_to_cpu(desc.datalen); if (status) goto exit; i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count), list_type_opc); exit: return status; } /** * i40e_aq_get_lldp_mib * @hw: pointer to the hw struct * @bridge_type: type of bridge requested * @mib_type: Local, Remote or both Local and Remote MIBs * @buff: pointer to a user supplied buffer to store the MIB block * @buff_size: size of the buffer (in bytes) * @local_len : length of the returned Local LLDP MIB * @remote_len: length of the returned Remote LLDP MIB * @cmd_details: pointer to command details structure or NULL * * Requests the complete LLDP MIB (entire packet). **/ i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type, u8 mib_type, void *buff, u16 buff_size, u16 *local_len, u16 *remote_len, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_lldp_get_mib *cmd = (struct i40e_aqc_lldp_get_mib *)&desc.params.raw; struct i40e_aqc_lldp_get_mib *resp = (struct i40e_aqc_lldp_get_mib *)&desc.params.raw; i40e_status status; if (buff_size == 0 || !buff) return I40E_ERR_PARAM; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib); /* Indirect Command */ desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK; cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) & I40E_AQ_LLDP_BRIDGE_TYPE_MASK); desc.datalen = cpu_to_le16(buff_size); desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (buff_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); if (!status) { if (local_len != NULL) *local_len = le16_to_cpu(resp->local_len); if (remote_len != NULL) *remote_len = le16_to_cpu(resp->remote_len); } return status; } /** * i40e_aq_cfg_lldp_mib_change_event * @hw: pointer to the hw struct * @enable_update: Enable or Disable event posting * @cmd_details: pointer to command details structure or NULL * * Enable or Disable posting of an event on ARQ when LLDP MIB * associated with the interface changes **/ i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw, bool enable_update, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_lldp_update_mib *cmd = (struct i40e_aqc_lldp_update_mib *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib); if (!enable_update) cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_stop_lldp * @hw: pointer to the hw struct * @shutdown_agent: True if LLDP Agent needs to be Shutdown * @cmd_details: pointer to command details structure or NULL * * Stop or Shutdown the embedded LLDP Agent **/ i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_lldp_stop *cmd = (struct i40e_aqc_lldp_stop *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop); if (shutdown_agent) cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_start_lldp * @hw: pointer to the hw struct * @cmd_details: pointer to command details structure or NULL * * Start the embedded LLDP Agent on all ports. **/ i40e_status i40e_aq_start_lldp(struct i40e_hw *hw, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_lldp_start *cmd = (struct i40e_aqc_lldp_start *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start); cmd->command = I40E_AQ_LLDP_AGENT_START; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_add_udp_tunnel * @hw: pointer to the hw struct * @udp_port: the UDP port to add * @header_len: length of the tunneling header length in DWords * @protocol_index: protocol index type * @filter_index: pointer to filter index * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw, u16 udp_port, u8 header_len, u8 protocol_index, u8 *filter_index, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_udp_tunnel *cmd = (struct i40e_aqc_add_udp_tunnel *)&desc.params.raw; struct i40e_aqc_del_udp_tunnel_completion *resp = (struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel); cmd->udp_port = cpu_to_le16(udp_port); cmd->protocol_type = protocol_index; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (!status) *filter_index = resp->index; return status; } /** * i40e_aq_del_udp_tunnel * @hw: pointer to the hw struct * @index: filter index * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_remove_udp_tunnel *cmd = (struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel); cmd->index = index; status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_delete_element - Delete switch element * @hw: pointer to the hw struct * @seid: the SEID to delete from the switch * @cmd_details: pointer to command details structure or NULL * * This deletes a switch element from the switch. **/ i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_switch_seid *cmd = (struct i40e_aqc_switch_seid *)&desc.params.raw; i40e_status status; if (seid == 0) return I40E_ERR_PARAM; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element); cmd->seid = cpu_to_le16(seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_dcb_updated - DCB Updated Command * @hw: pointer to the hw struct * @cmd_details: pointer to command details structure or NULL * * EMP will return when the shared RPB settings have been * recomputed and modified. The retval field in the descriptor * will be set to 0 when RPB is modified. **/ i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; i40e_status status; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); return status; } /** * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler * @hw: pointer to the hw struct * @seid: seid for the physical port/switching component/vsi * @buff: Indirect buffer to hold data parameters and response * @buff_size: Indirect buffer size * @opcode: Tx scheduler AQ command opcode * @cmd_details: pointer to command details structure or NULL * * Generic command handler for Tx scheduler AQ commands **/ static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid, void *buff, u16 buff_size, enum i40e_admin_queue_opc opcode, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_tx_sched_ind *cmd = (struct i40e_aqc_tx_sched_ind *)&desc.params.raw; i40e_status status; bool cmd_param_flag = false; switch (opcode) { case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit: case i40e_aqc_opc_configure_vsi_tc_bw: case i40e_aqc_opc_enable_switching_comp_ets: case i40e_aqc_opc_modify_switching_comp_ets: case i40e_aqc_opc_disable_switching_comp_ets: case i40e_aqc_opc_configure_switching_comp_ets_bw_limit: case i40e_aqc_opc_configure_switching_comp_bw_config: cmd_param_flag = true; break; case i40e_aqc_opc_query_vsi_bw_config: case i40e_aqc_opc_query_vsi_ets_sla_config: case i40e_aqc_opc_query_switching_comp_ets_config: case i40e_aqc_opc_query_port_ets_config: case i40e_aqc_opc_query_switching_comp_bw_config: cmd_param_flag = false; break; default: return I40E_ERR_PARAM; } i40e_fill_default_direct_cmd_desc(&desc, opcode); /* Indirect command */ desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); if (cmd_param_flag) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD); if (buff_size > I40E_AQ_LARGE_BUF) desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); desc.datalen = cpu_to_le16(buff_size); cmd->vsi_seid = cpu_to_le16(seid); status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details); return status; } /** * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC * @hw: pointer to the hw struct * @seid: VSI seid * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw, u16 seid, struct i40e_aqc_configure_vsi_tc_bw_data *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_configure_vsi_tc_bw, cmd_details); } /** * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port * @hw: pointer to the hw struct * @seid: seid of the switching component connected to Physical Port * @ets_data: Buffer holding ETS parameters * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw, u16 seid, struct i40e_aqc_configure_switching_comp_ets_data *ets_data, enum i40e_admin_queue_opc opcode, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data, sizeof(*ets_data), opcode, cmd_details); } /** * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC * @hw: pointer to the hw struct * @seid: seid of the switching component * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_configure_switching_comp_bw_config, cmd_details); } /** * i40e_aq_query_vsi_bw_config - Query VSI BW configuration * @hw: pointer to the hw struct * @seid: seid of the VSI * @bw_data: Buffer to hold VSI BW configuration * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_query_vsi_bw_config_resp *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_query_vsi_bw_config, cmd_details); } /** * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC * @hw: pointer to the hw struct * @seid: seid of the VSI * @bw_data: Buffer to hold VSI BW configuration per TC * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_query_vsi_ets_sla_config, cmd_details); } /** * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC * @hw: pointer to the hw struct * @seid: seid of the switching component * @bw_data: Buffer to hold switching component's per TC BW config * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_query_switching_comp_ets_config, cmd_details); } /** * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration * @hw: pointer to the hw struct * @seid: seid of the VSI or switching component connected to Physical Port * @bw_data: Buffer to hold current ETS configuration for the Physical Port * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_query_port_ets_config_resp *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_query_port_ets_config, cmd_details); } /** * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration * @hw: pointer to the hw struct * @seid: seid of the switching component * @bw_data: Buffer to hold switching component's BW configuration * @cmd_details: pointer to command details structure or NULL **/ i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw, u16 seid, struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data, struct i40e_asq_cmd_details *cmd_details) { return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data), i40e_aqc_opc_query_switching_comp_bw_config, cmd_details); } /** * i40e_validate_filter_settings * @hw: pointer to the hardware structure * @settings: Filter control settings * * Check and validate the filter control settings passed. * The function checks for the valid filter/context sizes being * passed for FCoE and PE. * * Returns 0 if the values passed are valid and within * range else returns an error. **/ static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw, struct i40e_filter_control_settings *settings) { u32 fcoe_cntx_size, fcoe_filt_size; u32 pe_cntx_size, pe_filt_size; u32 fcoe_fmax, pe_fmax; u32 val; /* Validate FCoE settings passed */ switch (settings->fcoe_filt_num) { case I40E_HASH_FILTER_SIZE_1K: case I40E_HASH_FILTER_SIZE_2K: case I40E_HASH_FILTER_SIZE_4K: case I40E_HASH_FILTER_SIZE_8K: case I40E_HASH_FILTER_SIZE_16K: case I40E_HASH_FILTER_SIZE_32K: fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE; fcoe_filt_size <<= (u32)settings->fcoe_filt_num; break; default: return I40E_ERR_PARAM; } switch (settings->fcoe_cntx_num) { case I40E_DMA_CNTX_SIZE_512: case I40E_DMA_CNTX_SIZE_1K: case I40E_DMA_CNTX_SIZE_2K: case I40E_DMA_CNTX_SIZE_4K: fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE; fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num; break; default: return I40E_ERR_PARAM; } /* Validate PE settings passed */ switch (settings->pe_filt_num) { case I40E_HASH_FILTER_SIZE_1K: case I40E_HASH_FILTER_SIZE_2K: case I40E_HASH_FILTER_SIZE_4K: case I40E_HASH_FILTER_SIZE_8K: case I40E_HASH_FILTER_SIZE_16K: case I40E_HASH_FILTER_SIZE_32K: case I40E_HASH_FILTER_SIZE_64K: case I40E_HASH_FILTER_SIZE_128K: case I40E_HASH_FILTER_SIZE_256K: case I40E_HASH_FILTER_SIZE_512K: case I40E_HASH_FILTER_SIZE_1M: pe_filt_size = I40E_HASH_FILTER_BASE_SIZE; pe_filt_size <<= (u32)settings->pe_filt_num; break; default: return I40E_ERR_PARAM; } switch (settings->pe_cntx_num) { case I40E_DMA_CNTX_SIZE_512: case I40E_DMA_CNTX_SIZE_1K: case I40E_DMA_CNTX_SIZE_2K: case I40E_DMA_CNTX_SIZE_4K: case I40E_DMA_CNTX_SIZE_8K: case I40E_DMA_CNTX_SIZE_16K: case I40E_DMA_CNTX_SIZE_32K: case I40E_DMA_CNTX_SIZE_64K: case I40E_DMA_CNTX_SIZE_128K: case I40E_DMA_CNTX_SIZE_256K: pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE; pe_cntx_size <<= (u32)settings->pe_cntx_num; break; default: return I40E_ERR_PARAM; } /* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */ val = rd32(hw, I40E_GLHMC_FCOEFMAX); fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK) >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT; if (fcoe_filt_size + fcoe_cntx_size > fcoe_fmax) return I40E_ERR_INVALID_SIZE; /* PEHSIZE + PEDSIZE should not be greater than PMPEXFMAX */ val = rd32(hw, I40E_GLHMC_PEXFMAX); pe_fmax = (val & I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK) >> I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT; if (pe_filt_size + pe_cntx_size > pe_fmax) return I40E_ERR_INVALID_SIZE; return 0; } /** * i40e_set_filter_control * @hw: pointer to the hardware structure * @settings: Filter control settings * * Set the Queue Filters for PE/FCoE and enable filters required * for a single PF. It is expected that these settings are programmed * at the driver initialization time. **/ i40e_status i40e_set_filter_control(struct i40e_hw *hw, struct i40e_filter_control_settings *settings) { i40e_status ret = 0; u32 hash_lut_size = 0; u32 val; if (!settings) return I40E_ERR_PARAM; /* Validate the input settings */ ret = i40e_validate_filter_settings(hw, settings); if (ret) return ret; /* Read the PF Queue Filter control register */ val = rd32(hw, I40E_PFQF_CTL_0); /* Program required PE hash buckets for the PF */ val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK; val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) & I40E_PFQF_CTL_0_PEHSIZE_MASK; /* Program required PE contexts for the PF */ val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK; val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) & I40E_PFQF_CTL_0_PEDSIZE_MASK; /* Program required FCoE hash buckets for the PF */ val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK; val |= ((u32)settings->fcoe_filt_num << I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) & I40E_PFQF_CTL_0_PFFCHSIZE_MASK; /* Program required FCoE DDP contexts for the PF */ val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK; val |= ((u32)settings->fcoe_cntx_num << I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) & I40E_PFQF_CTL_0_PFFCDSIZE_MASK; /* Program Hash LUT size for the PF */ val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK; if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512) hash_lut_size = 1; val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK; /* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */ if (settings->enable_fdir) val |= I40E_PFQF_CTL_0_FD_ENA_MASK; if (settings->enable_ethtype) val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK; if (settings->enable_macvlan) val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK; wr32(hw, I40E_PFQF_CTL_0, val); return 0; } /** * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter * @hw: pointer to the hw struct * @mac_addr: MAC address to use in the filter * @ethtype: Ethertype to use in the filter * @flags: Flags that needs to be applied to the filter * @vsi_seid: seid of the control VSI * @queue: VSI queue number to send the packet to * @is_add: Add control packet filter if True else remove * @stats: Structure to hold information on control filter counts * @cmd_details: pointer to command details structure or NULL * * This command will Add or Remove control packet filter for a control VSI. * In return it will update the total number of perfect filter count in * the stats member. **/ i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw, u8 *mac_addr, u16 ethtype, u16 flags, u16 vsi_seid, u16 queue, bool is_add, struct i40e_control_filter_stats *stats, struct i40e_asq_cmd_details *cmd_details) { struct i40e_aq_desc desc; struct i40e_aqc_add_remove_control_packet_filter *cmd = (struct i40e_aqc_add_remove_control_packet_filter *) &desc.params.raw; struct i40e_aqc_add_remove_control_packet_filter_completion *resp = (struct i40e_aqc_add_remove_control_packet_filter_completion *) &desc.params.raw; i40e_status status; if (vsi_seid == 0) return I40E_ERR_PARAM; if (is_add) { i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_control_packet_filter); cmd->queue = cpu_to_le16(queue); } else { i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_control_packet_filter); } if (mac_addr) memcpy(cmd->mac, mac_addr, ETH_ALEN); cmd->etype = cpu_to_le16(ethtype); cmd->flags = cpu_to_le16(flags); cmd->seid = cpu_to_le16(vsi_seid); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details); if (!status && stats) { stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used); stats->etype_used = le16_to_cpu(resp->etype_used); stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free); stats->etype_free = le16_to_cpu(resp->etype_free); } return status; } /** * i40e_set_pci_config_data - store PCI bus info * @hw: pointer to hardware structure * @link_status: the link status word from PCI config space * * Stores the PCI bus info (speed, width, type) within the i40e_hw structure **/ void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status) { hw->bus.type = i40e_bus_type_pci_express; switch (link_status & PCI_EXP_LNKSTA_NLW) { case PCI_EXP_LNKSTA_NLW_X1: hw->bus.width = i40e_bus_width_pcie_x1; break; case PCI_EXP_LNKSTA_NLW_X2: hw->bus.width = i40e_bus_width_pcie_x2; break; case PCI_EXP_LNKSTA_NLW_X4: hw->bus.width = i40e_bus_width_pcie_x4; break; case PCI_EXP_LNKSTA_NLW_X8: hw->bus.width = i40e_bus_width_pcie_x8; break; default: hw->bus.width = i40e_bus_width_unknown; break; } switch (link_status & PCI_EXP_LNKSTA_CLS) { case PCI_EXP_LNKSTA_CLS_2_5GB: hw->bus.speed = i40e_bus_speed_2500; break; case PCI_EXP_LNKSTA_CLS_5_0GB: hw->bus.speed = i40e_bus_speed_5000; break; case PCI_EXP_LNKSTA_CLS_8_0GB: hw->bus.speed = i40e_bus_speed_8000; break; default: hw->bus.speed = i40e_bus_speed_unknown; break; } }