X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fi40e%2Fbase%2Fi40e_adminq.c;h=38214a3731c0df34e7f8a0039425b881a47b858d;hb=eaa45270aa6646aefc223d0734e14ccb8838c2ef;hp=15d5f5a19f0b02fa4b5fca664a1c96bf425cdc60;hpb=c906def2694236cdea69188974a552bd0124584c;p=dpdk.git diff --git a/drivers/net/i40e/base/i40e_adminq.c b/drivers/net/i40e/base/i40e_adminq.c index 15d5f5a19f..38214a3731 100644 --- a/drivers/net/i40e/base/i40e_adminq.c +++ b/drivers/net/i40e/base/i40e_adminq.c @@ -1,35 +1,6 @@ -/******************************************************************************* - -Copyright (c) 2013 - 2015, Intel Corporation -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - 3. Neither the name of the Intel Corporation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -POSSIBILITY OF SUCH DAMAGE. - -***************************************************************************/ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2001-2018 + */ #include "i40e_status.h" #include "i40e_type.h" @@ -37,18 +8,6 @@ POSSIBILITY OF SUCH DAMAGE. #include "i40e_adminq.h" #include "i40e_prototype.h" -#ifdef PF_DRIVER -/** - * i40e_is_nvm_update_op - return true if this is an NVM update operation - * @desc: API request descriptor - **/ -STATIC INLINE bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc) -{ - return (desc->opcode == CPU_TO_LE16(i40e_aqc_opc_nvm_erase) || - desc->opcode == CPU_TO_LE16(i40e_aqc_opc_nvm_update)); -} - -#endif /* PF_DRIVER */ /** * i40e_adminq_init_regs - Initialize AdminQ registers * @hw: pointer to the hardware structure @@ -138,6 +97,7 @@ enum i40e_status_code i40e_alloc_adminq_arq_ring(struct i40e_hw *hw) **/ void i40e_free_adminq_asq(struct i40e_hw *hw) { + i40e_free_virt_mem(hw, &hw->aq.asq.cmd_buf); i40e_free_dma_mem(hw, &hw->aq.asq.desc_buf); } @@ -445,7 +405,7 @@ enum i40e_status_code i40e_init_asq(struct i40e_hw *hw) /* initialize base registers */ ret_code = i40e_config_asq_regs(hw); if (ret_code != I40E_SUCCESS) - goto init_adminq_free_rings; + goto init_config_regs; /* success! */ hw->aq.asq.count = hw->aq.num_asq_entries; @@ -453,6 +413,10 @@ enum i40e_status_code i40e_init_asq(struct i40e_hw *hw) init_adminq_free_rings: i40e_free_adminq_asq(hw); + return ret_code; + +init_config_regs: + i40e_free_asq_bufs(hw); init_adminq_exit: return ret_code; @@ -584,6 +548,26 @@ shutdown_arq_out: i40e_release_spinlock(&hw->aq.arq_spinlock); return ret_code; } +#ifdef PF_DRIVER + +/** + * i40e_resume_aq - resume AQ processing from 0 + * @hw: pointer to the hardware structure + **/ +STATIC void i40e_resume_aq(struct i40e_hw *hw) +{ + /* Registers are reset after PF reset */ + hw->aq.asq.next_to_use = 0; + hw->aq.asq.next_to_clean = 0; + + i40e_config_asq_regs(hw); + + hw->aq.arq.next_to_use = 0; + hw->aq.arq.next_to_clean = 0; + + i40e_config_arq_regs(hw); +} +#endif /* PF_DRIVER */ /** * i40e_init_adminq - main initialization routine for Admin Queue @@ -598,12 +582,15 @@ shutdown_arq_out: **/ enum i40e_status_code i40e_init_adminq(struct i40e_hw *hw) { - enum i40e_status_code ret_code; #ifdef PF_DRIVER - u16 eetrack_lo, eetrack_hi; u16 cfg_ptr, oem_hi, oem_lo; + u16 eetrack_lo, eetrack_hi; +#endif + enum i40e_status_code ret_code; +#ifdef PF_DRIVER int retry = 0; #endif + /* verify input for valid configuration */ if ((hw->aq.num_arq_entries == 0) || (hw->aq.num_asq_entries == 0) || @@ -612,8 +599,6 @@ enum i40e_status_code i40e_init_adminq(struct i40e_hw *hw) ret_code = I40E_ERR_CONFIG; goto init_adminq_exit; } - - /* initialize spin locks */ i40e_init_spinlock(&hw->aq.asq_spinlock); i40e_init_spinlock(&hw->aq.arq_spinlock); @@ -673,6 +658,30 @@ enum i40e_status_code i40e_init_adminq(struct i40e_hw *hw) &oem_lo); hw->nvm.oem_ver = ((u32)oem_hi << 16) | oem_lo; + /* The ability to RX (not drop) 802.1ad frames was added in API 1.7 */ + if ((hw->aq.api_maj_ver > 1) || + ((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver >= 7))) + hw->flags |= I40E_HW_FLAG_802_1AD_CAPABLE; + + if (hw->mac.type == I40E_MAC_XL710 && + hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR && + hw->aq.api_min_ver >= I40E_MINOR_VER_GET_LINK_INFO_XL710) { + hw->flags |= I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE; + hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; + } + if (hw->mac.type == I40E_MAC_X722 && + hw->aq.api_maj_ver == I40E_FW_API_VERSION_MAJOR && + hw->aq.api_min_ver >= I40E_MINOR_VER_FW_LLDP_STOPPABLE_X722) { + hw->flags |= I40E_HW_FLAG_FW_LLDP_STOPPABLE; + } + + /* Newer versions of firmware require lock when reading the NVM */ + if ((hw->aq.api_maj_ver > 1) || + ((hw->aq.api_maj_ver == 1) && + (hw->aq.api_min_ver >= 5))) + hw->flags |= I40E_HW_FLAG_NVM_READ_REQUIRES_LOCK; + if (hw->aq.api_maj_ver > I40E_FW_API_VERSION_MAJOR) { ret_code = I40E_ERR_FIRMWARE_API_VERSION; goto init_adminq_free_arq; @@ -716,8 +725,6 @@ enum i40e_status_code i40e_shutdown_adminq(struct i40e_hw *hw) i40e_shutdown_asq(hw); i40e_shutdown_arq(hw); - - /* destroy the spinlocks */ i40e_destroy_spinlock(&hw->aq.asq_spinlock); i40e_destroy_spinlock(&hw->aq.arq_spinlock); @@ -743,7 +750,6 @@ u16 i40e_clean_asq(struct i40e_hw *hw) desc = I40E_ADMINQ_DESC(*asq, ntc); details = I40E_ADMINQ_DETAILS(*asq, ntc); - while (rd32(hw, hw->aq.asq.head) != ntc) { i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "ntc %d head %d.\n", ntc, rd32(hw, hw->aq.asq.head)); @@ -776,7 +782,11 @@ u16 i40e_clean_asq(struct i40e_hw *hw) * Returns true if the firmware has processed all descriptors on the * admin send queue. Returns false if there are still requests pending. **/ +#ifdef VF_DRIVER bool i40e_asq_done(struct i40e_hw *hw) +#else +STATIC bool i40e_asq_done(struct i40e_hw *hw) +#endif { /* AQ designers suggest use of head for better * timing reliability than DD bit @@ -934,9 +944,8 @@ enum i40e_status_code i40e_asq_send_command(struct i40e_hw *hw, */ if (i40e_asq_done(hw)) break; - /* ugh! delay while spin_lock */ - i40e_msec_delay(1); - total_delay++; + i40e_usec_delay(50); + total_delay += 50; } while (total_delay < hw->aq.asq_cmd_timeout); } @@ -960,6 +969,8 @@ enum i40e_status_code i40e_asq_send_command(struct i40e_hw *hw, cmd_completed = true; if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_OK) status = I40E_SUCCESS; + else if ((enum i40e_admin_queue_err)retval == I40E_AQ_RC_EBUSY) + status = I40E_ERR_NOT_READY; else status = I40E_ERR_ADMIN_QUEUE_ERROR; hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval; @@ -977,10 +988,19 @@ enum i40e_status_code i40e_asq_send_command(struct i40e_hw *hw, /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { - i40e_debug(hw, - I40E_DEBUG_AQ_MESSAGE, - "AQTX: Writeback timeout.\n"); - status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; +#ifdef PF_DRIVER + if (rd32(hw, hw->aq.asq.len) & I40E_GL_ATQLEN_ATQCRIT_MASK) { +#else + if (rd32(hw, hw->aq.asq.len) & I40E_VF_ATQLEN1_ATQCRIT_MASK) { +#endif + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: AQ Critical error.\n"); + status = I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR; + } else { + i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, + "AQTX: Writeback timeout.\n"); + status = I40E_ERR_ADMIN_QUEUE_TIMEOUT; + } } asq_send_command_error: @@ -1042,22 +1062,19 @@ enum i40e_status_code i40e_clean_arq_element(struct i40e_hw *hw, } /* set next_to_use to head */ -#ifdef PF_DRIVER #ifdef INTEGRATED_VF if (!i40e_is_vf(hw)) - ntu = (rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK); + ntu = rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK; + else + ntu = rd32(hw, hw->aq.arq.head) & I40E_VF_ARQH1_ARQH_MASK; #else - ntu = (rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK); -#endif /* INTEGRATED_VF */ +#ifdef PF_DRIVER + ntu = rd32(hw, hw->aq.arq.head) & I40E_PF_ARQH_ARQH_MASK; #endif /* PF_DRIVER */ #ifdef VF_DRIVER -#ifdef INTEGRATED_VF - if (i40e_is_vf(hw)) - ntu = (rd32(hw, hw->aq.arq.head) & I40E_VF_ARQH1_ARQH_MASK); -#else - ntu = (rd32(hw, hw->aq.arq.head) & I40E_VF_ARQH1_ARQH_MASK); -#endif /* INTEGRATED_VF */ + ntu = rd32(hw, hw->aq.arq.head) & I40E_VF_ARQH1_ARQH_MASK; #endif /* VF_DRIVER */ +#endif /* INTEGRATED_VF */ if (ntu == ntc) { /* nothing to do - shouldn't need to update ring's values */ ret_code = I40E_ERR_ADMIN_QUEUE_NO_WORK; @@ -1068,11 +1085,11 @@ enum i40e_status_code i40e_clean_arq_element(struct i40e_hw *hw, desc = I40E_ADMINQ_DESC(hw->aq.arq, ntc); desc_idx = ntc; + hw->aq.arq_last_status = + (enum i40e_admin_queue_err)LE16_TO_CPU(desc->retval); flags = LE16_TO_CPU(desc->flags); if (flags & I40E_AQ_FLAG_ERR) { ret_code = I40E_ERR_ADMIN_QUEUE_ERROR; - hw->aq.arq_last_status = - (enum i40e_admin_queue_err)LE16_TO_CPU(desc->retval); i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQRX: Event received with error 0x%X.\n", @@ -1116,27 +1133,8 @@ enum i40e_status_code i40e_clean_arq_element(struct i40e_hw *hw, hw->aq.arq.next_to_use = ntu; #ifdef PF_DRIVER - if (i40e_is_nvm_update_op(&e->desc)) { - if (hw->nvm_release_on_done) { - i40e_release_nvm(hw); - hw->nvm_release_on_done = false; - } - - switch (hw->nvmupd_state) { - case I40E_NVMUPD_STATE_INIT_WAIT: - hw->nvmupd_state = I40E_NVMUPD_STATE_INIT; - break; - - case I40E_NVMUPD_STATE_WRITE_WAIT: - hw->nvmupd_state = I40E_NVMUPD_STATE_WRITING; - break; - - default: - break; - } - } - -#endif + i40e_nvmupd_check_wait_event(hw, LE16_TO_CPU(e->desc.opcode), &e->desc); +#endif /* PF_DRIVER */ clean_arq_element_out: /* Set pending if needed, unlock and return */ if (pending != NULL) @@ -1147,16 +1145,3 @@ clean_arq_element_err: return ret_code; } -void i40e_resume_aq(struct i40e_hw *hw) -{ - /* Registers are reset after PF reset */ - hw->aq.asq.next_to_use = 0; - hw->aq.asq.next_to_clean = 0; - - i40e_config_asq_regs(hw); - - hw->aq.arq.next_to_use = 0; - hw->aq.arq.next_to_clean = 0; - - i40e_config_arq_regs(hw); -}