511 lines
15 KiB
C
511 lines
15 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright(c) 2013 - 2018 Intel Corporation. */
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#include <linux/avf/virtchnl.h>
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#include <linux/bitfield.h>
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#include "iavf_type.h"
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#include "iavf_adminq.h"
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#include "iavf_prototype.h"
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/**
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* iavf_aq_str - convert AQ err code to a string
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* @hw: pointer to the HW structure
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* @aq_err: the AQ error code to convert
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**/
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const char *iavf_aq_str(struct iavf_hw *hw, enum iavf_admin_queue_err aq_err)
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{
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switch (aq_err) {
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case IAVF_AQ_RC_OK:
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return "OK";
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case IAVF_AQ_RC_EPERM:
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return "IAVF_AQ_RC_EPERM";
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case IAVF_AQ_RC_ENOENT:
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return "IAVF_AQ_RC_ENOENT";
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case IAVF_AQ_RC_ESRCH:
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return "IAVF_AQ_RC_ESRCH";
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case IAVF_AQ_RC_EINTR:
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return "IAVF_AQ_RC_EINTR";
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case IAVF_AQ_RC_EIO:
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return "IAVF_AQ_RC_EIO";
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case IAVF_AQ_RC_ENXIO:
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return "IAVF_AQ_RC_ENXIO";
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case IAVF_AQ_RC_E2BIG:
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return "IAVF_AQ_RC_E2BIG";
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case IAVF_AQ_RC_EAGAIN:
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return "IAVF_AQ_RC_EAGAIN";
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case IAVF_AQ_RC_ENOMEM:
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return "IAVF_AQ_RC_ENOMEM";
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case IAVF_AQ_RC_EACCES:
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return "IAVF_AQ_RC_EACCES";
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case IAVF_AQ_RC_EFAULT:
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return "IAVF_AQ_RC_EFAULT";
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case IAVF_AQ_RC_EBUSY:
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return "IAVF_AQ_RC_EBUSY";
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case IAVF_AQ_RC_EEXIST:
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return "IAVF_AQ_RC_EEXIST";
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case IAVF_AQ_RC_EINVAL:
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return "IAVF_AQ_RC_EINVAL";
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case IAVF_AQ_RC_ENOTTY:
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return "IAVF_AQ_RC_ENOTTY";
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case IAVF_AQ_RC_ENOSPC:
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return "IAVF_AQ_RC_ENOSPC";
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case IAVF_AQ_RC_ENOSYS:
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return "IAVF_AQ_RC_ENOSYS";
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case IAVF_AQ_RC_ERANGE:
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return "IAVF_AQ_RC_ERANGE";
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case IAVF_AQ_RC_EFLUSHED:
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return "IAVF_AQ_RC_EFLUSHED";
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case IAVF_AQ_RC_BAD_ADDR:
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return "IAVF_AQ_RC_BAD_ADDR";
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case IAVF_AQ_RC_EMODE:
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return "IAVF_AQ_RC_EMODE";
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case IAVF_AQ_RC_EFBIG:
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return "IAVF_AQ_RC_EFBIG";
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}
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snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err);
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return hw->err_str;
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}
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/**
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* iavf_stat_str - convert status err code to a string
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* @hw: pointer to the HW structure
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* @stat_err: the status error code to convert
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**/
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const char *iavf_stat_str(struct iavf_hw *hw, enum iavf_status stat_err)
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{
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switch (stat_err) {
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case 0:
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return "OK";
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case IAVF_ERR_NVM:
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return "IAVF_ERR_NVM";
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case IAVF_ERR_NVM_CHECKSUM:
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return "IAVF_ERR_NVM_CHECKSUM";
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case IAVF_ERR_PHY:
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return "IAVF_ERR_PHY";
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case IAVF_ERR_CONFIG:
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return "IAVF_ERR_CONFIG";
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case IAVF_ERR_PARAM:
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return "IAVF_ERR_PARAM";
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case IAVF_ERR_MAC_TYPE:
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return "IAVF_ERR_MAC_TYPE";
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case IAVF_ERR_UNKNOWN_PHY:
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return "IAVF_ERR_UNKNOWN_PHY";
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case IAVF_ERR_LINK_SETUP:
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return "IAVF_ERR_LINK_SETUP";
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case IAVF_ERR_ADAPTER_STOPPED:
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return "IAVF_ERR_ADAPTER_STOPPED";
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case IAVF_ERR_INVALID_MAC_ADDR:
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return "IAVF_ERR_INVALID_MAC_ADDR";
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case IAVF_ERR_DEVICE_NOT_SUPPORTED:
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return "IAVF_ERR_DEVICE_NOT_SUPPORTED";
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case IAVF_ERR_PRIMARY_REQUESTS_PENDING:
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return "IAVF_ERR_PRIMARY_REQUESTS_PENDING";
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case IAVF_ERR_INVALID_LINK_SETTINGS:
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return "IAVF_ERR_INVALID_LINK_SETTINGS";
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case IAVF_ERR_AUTONEG_NOT_COMPLETE:
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return "IAVF_ERR_AUTONEG_NOT_COMPLETE";
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case IAVF_ERR_RESET_FAILED:
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return "IAVF_ERR_RESET_FAILED";
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case IAVF_ERR_SWFW_SYNC:
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return "IAVF_ERR_SWFW_SYNC";
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case IAVF_ERR_NO_AVAILABLE_VSI:
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return "IAVF_ERR_NO_AVAILABLE_VSI";
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case IAVF_ERR_NO_MEMORY:
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return "IAVF_ERR_NO_MEMORY";
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case IAVF_ERR_BAD_PTR:
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return "IAVF_ERR_BAD_PTR";
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case IAVF_ERR_RING_FULL:
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return "IAVF_ERR_RING_FULL";
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case IAVF_ERR_INVALID_PD_ID:
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return "IAVF_ERR_INVALID_PD_ID";
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case IAVF_ERR_INVALID_QP_ID:
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return "IAVF_ERR_INVALID_QP_ID";
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case IAVF_ERR_INVALID_CQ_ID:
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return "IAVF_ERR_INVALID_CQ_ID";
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case IAVF_ERR_INVALID_CEQ_ID:
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return "IAVF_ERR_INVALID_CEQ_ID";
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case IAVF_ERR_INVALID_AEQ_ID:
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return "IAVF_ERR_INVALID_AEQ_ID";
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case IAVF_ERR_INVALID_SIZE:
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return "IAVF_ERR_INVALID_SIZE";
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case IAVF_ERR_INVALID_ARP_INDEX:
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return "IAVF_ERR_INVALID_ARP_INDEX";
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case IAVF_ERR_INVALID_FPM_FUNC_ID:
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return "IAVF_ERR_INVALID_FPM_FUNC_ID";
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case IAVF_ERR_QP_INVALID_MSG_SIZE:
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return "IAVF_ERR_QP_INVALID_MSG_SIZE";
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case IAVF_ERR_QP_TOOMANY_WRS_POSTED:
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return "IAVF_ERR_QP_TOOMANY_WRS_POSTED";
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case IAVF_ERR_INVALID_FRAG_COUNT:
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return "IAVF_ERR_INVALID_FRAG_COUNT";
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case IAVF_ERR_QUEUE_EMPTY:
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return "IAVF_ERR_QUEUE_EMPTY";
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case IAVF_ERR_INVALID_ALIGNMENT:
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return "IAVF_ERR_INVALID_ALIGNMENT";
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case IAVF_ERR_FLUSHED_QUEUE:
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return "IAVF_ERR_FLUSHED_QUEUE";
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case IAVF_ERR_INVALID_PUSH_PAGE_INDEX:
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return "IAVF_ERR_INVALID_PUSH_PAGE_INDEX";
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case IAVF_ERR_INVALID_IMM_DATA_SIZE:
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return "IAVF_ERR_INVALID_IMM_DATA_SIZE";
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case IAVF_ERR_TIMEOUT:
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return "IAVF_ERR_TIMEOUT";
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case IAVF_ERR_OPCODE_MISMATCH:
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return "IAVF_ERR_OPCODE_MISMATCH";
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case IAVF_ERR_CQP_COMPL_ERROR:
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return "IAVF_ERR_CQP_COMPL_ERROR";
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case IAVF_ERR_INVALID_VF_ID:
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return "IAVF_ERR_INVALID_VF_ID";
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case IAVF_ERR_INVALID_HMCFN_ID:
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return "IAVF_ERR_INVALID_HMCFN_ID";
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case IAVF_ERR_BACKING_PAGE_ERROR:
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return "IAVF_ERR_BACKING_PAGE_ERROR";
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case IAVF_ERR_NO_PBLCHUNKS_AVAILABLE:
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return "IAVF_ERR_NO_PBLCHUNKS_AVAILABLE";
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case IAVF_ERR_INVALID_PBLE_INDEX:
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return "IAVF_ERR_INVALID_PBLE_INDEX";
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case IAVF_ERR_INVALID_SD_INDEX:
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return "IAVF_ERR_INVALID_SD_INDEX";
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case IAVF_ERR_INVALID_PAGE_DESC_INDEX:
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return "IAVF_ERR_INVALID_PAGE_DESC_INDEX";
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case IAVF_ERR_INVALID_SD_TYPE:
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return "IAVF_ERR_INVALID_SD_TYPE";
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case IAVF_ERR_MEMCPY_FAILED:
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return "IAVF_ERR_MEMCPY_FAILED";
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case IAVF_ERR_INVALID_HMC_OBJ_INDEX:
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return "IAVF_ERR_INVALID_HMC_OBJ_INDEX";
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case IAVF_ERR_INVALID_HMC_OBJ_COUNT:
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return "IAVF_ERR_INVALID_HMC_OBJ_COUNT";
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case IAVF_ERR_INVALID_SRQ_ARM_LIMIT:
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return "IAVF_ERR_INVALID_SRQ_ARM_LIMIT";
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case IAVF_ERR_SRQ_ENABLED:
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return "IAVF_ERR_SRQ_ENABLED";
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case IAVF_ERR_ADMIN_QUEUE_ERROR:
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return "IAVF_ERR_ADMIN_QUEUE_ERROR";
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case IAVF_ERR_ADMIN_QUEUE_TIMEOUT:
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return "IAVF_ERR_ADMIN_QUEUE_TIMEOUT";
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case IAVF_ERR_BUF_TOO_SHORT:
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return "IAVF_ERR_BUF_TOO_SHORT";
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case IAVF_ERR_ADMIN_QUEUE_FULL:
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return "IAVF_ERR_ADMIN_QUEUE_FULL";
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case IAVF_ERR_ADMIN_QUEUE_NO_WORK:
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return "IAVF_ERR_ADMIN_QUEUE_NO_WORK";
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case IAVF_ERR_BAD_RDMA_CQE:
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return "IAVF_ERR_BAD_RDMA_CQE";
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case IAVF_ERR_NVM_BLANK_MODE:
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return "IAVF_ERR_NVM_BLANK_MODE";
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case IAVF_ERR_NOT_IMPLEMENTED:
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return "IAVF_ERR_NOT_IMPLEMENTED";
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case IAVF_ERR_PE_DOORBELL_NOT_ENABLED:
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return "IAVF_ERR_PE_DOORBELL_NOT_ENABLED";
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case IAVF_ERR_DIAG_TEST_FAILED:
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return "IAVF_ERR_DIAG_TEST_FAILED";
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case IAVF_ERR_NOT_READY:
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return "IAVF_ERR_NOT_READY";
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case IAVF_NOT_SUPPORTED:
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return "IAVF_NOT_SUPPORTED";
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case IAVF_ERR_FIRMWARE_API_VERSION:
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return "IAVF_ERR_FIRMWARE_API_VERSION";
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case IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR:
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return "IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR";
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}
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snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err);
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return hw->err_str;
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}
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/**
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* iavf_debug_aq
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* @hw: debug mask related to admin queue
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* @mask: debug mask
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* @desc: pointer to admin queue descriptor
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* @buffer: pointer to command buffer
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* @buf_len: max length of buffer
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*
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* Dumps debug log about adminq command with descriptor contents.
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**/
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void iavf_debug_aq(struct iavf_hw *hw, enum iavf_debug_mask mask, void *desc,
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void *buffer, u16 buf_len)
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{
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struct iavf_aq_desc *aq_desc = (struct iavf_aq_desc *)desc;
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u8 *buf = (u8 *)buffer;
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if ((!(mask & hw->debug_mask)) || !desc)
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return;
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iavf_debug(hw, mask,
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"AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
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le16_to_cpu(aq_desc->opcode),
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le16_to_cpu(aq_desc->flags),
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le16_to_cpu(aq_desc->datalen),
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le16_to_cpu(aq_desc->retval));
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iavf_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
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le32_to_cpu(aq_desc->cookie_high),
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le32_to_cpu(aq_desc->cookie_low));
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iavf_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n",
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le32_to_cpu(aq_desc->params.internal.param0),
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le32_to_cpu(aq_desc->params.internal.param1));
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iavf_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n",
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le32_to_cpu(aq_desc->params.external.addr_high),
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le32_to_cpu(aq_desc->params.external.addr_low));
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if (buffer && aq_desc->datalen) {
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u16 len = le16_to_cpu(aq_desc->datalen);
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iavf_debug(hw, mask, "AQ CMD Buffer:\n");
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if (buf_len < len)
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len = buf_len;
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/* write the full 16-byte chunks */
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if (hw->debug_mask & mask) {
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char prefix[27];
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snprintf(prefix, sizeof(prefix),
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"iavf %02x:%02x.%x: \t0x",
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hw->bus.bus_id,
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hw->bus.device,
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hw->bus.func);
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print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET,
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16, 1, buf, len, false);
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}
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}
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}
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/**
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* iavf_check_asq_alive
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* @hw: pointer to the hw struct
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*
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* Returns true if Queue is enabled else false.
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**/
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bool iavf_check_asq_alive(struct iavf_hw *hw)
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{
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/* Check if the queue is initialized */
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if (!hw->aq.asq.count)
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return false;
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return !!(rd32(hw, IAVF_VF_ATQLEN1) & IAVF_VF_ATQLEN1_ATQENABLE_MASK);
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}
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/**
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* iavf_aq_queue_shutdown
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* @hw: pointer to the hw struct
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* @unloading: is the driver unloading itself
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*
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* Tell the Firmware that we're shutting down the AdminQ and whether
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* or not the driver is unloading as well.
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**/
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enum iavf_status iavf_aq_queue_shutdown(struct iavf_hw *hw, bool unloading)
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{
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struct iavf_aq_desc desc;
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struct iavf_aqc_queue_shutdown *cmd =
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(struct iavf_aqc_queue_shutdown *)&desc.params.raw;
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enum iavf_status status;
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iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_queue_shutdown);
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if (unloading)
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cmd->driver_unloading = cpu_to_le32(IAVF_AQ_DRIVER_UNLOADING);
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status = iavf_asq_send_command(hw, &desc, NULL, 0, NULL);
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return status;
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}
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/**
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* iavf_aq_get_set_rss_lut
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* @hw: pointer to the hardware structure
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* @vsi_id: vsi fw index
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* @pf_lut: for PF table set true, for VSI table set false
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* @lut: pointer to the lut buffer provided by the caller
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* @lut_size: size of the lut buffer
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* @set: set true to set the table, false to get the table
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*
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* Internal function to get or set RSS look up table
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**/
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static enum iavf_status iavf_aq_get_set_rss_lut(struct iavf_hw *hw,
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u16 vsi_id, bool pf_lut,
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u8 *lut, u16 lut_size,
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bool set)
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{
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enum iavf_status status;
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struct iavf_aq_desc desc;
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struct iavf_aqc_get_set_rss_lut *cmd_resp =
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(struct iavf_aqc_get_set_rss_lut *)&desc.params.raw;
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u16 flags;
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if (set)
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iavf_fill_default_direct_cmd_desc(&desc,
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iavf_aqc_opc_set_rss_lut);
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else
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iavf_fill_default_direct_cmd_desc(&desc,
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iavf_aqc_opc_get_rss_lut);
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/* Indirect command */
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desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF);
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desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD);
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vsi_id = FIELD_PREP(IAVF_AQC_SET_RSS_LUT_VSI_ID_MASK, vsi_id) |
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FIELD_PREP(IAVF_AQC_SET_RSS_LUT_VSI_VALID, 1);
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cmd_resp->vsi_id = cpu_to_le16(vsi_id);
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if (pf_lut)
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flags = FIELD_PREP(IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK,
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IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_PF);
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else
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flags = FIELD_PREP(IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK,
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IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_VSI);
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cmd_resp->flags = cpu_to_le16(flags);
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status = iavf_asq_send_command(hw, &desc, lut, lut_size, NULL);
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return status;
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}
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/**
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* iavf_aq_set_rss_lut
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* @hw: pointer to the hardware structure
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* @vsi_id: vsi fw index
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* @pf_lut: for PF table set true, for VSI table set false
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* @lut: pointer to the lut buffer provided by the caller
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* @lut_size: size of the lut buffer
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*
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* set the RSS lookup table, PF or VSI type
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**/
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enum iavf_status iavf_aq_set_rss_lut(struct iavf_hw *hw, u16 vsi_id,
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bool pf_lut, u8 *lut, u16 lut_size)
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{
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return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true);
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}
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/**
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* iavf_aq_get_set_rss_key
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* @hw: pointer to the hw struct
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* @vsi_id: vsi fw index
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* @key: pointer to key info struct
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* @set: set true to set the key, false to get the key
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*
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* get the RSS key per VSI
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**/
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static enum
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iavf_status iavf_aq_get_set_rss_key(struct iavf_hw *hw, u16 vsi_id,
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struct iavf_aqc_get_set_rss_key_data *key,
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bool set)
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{
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enum iavf_status status;
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struct iavf_aq_desc desc;
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struct iavf_aqc_get_set_rss_key *cmd_resp =
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(struct iavf_aqc_get_set_rss_key *)&desc.params.raw;
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u16 key_size = sizeof(struct iavf_aqc_get_set_rss_key_data);
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if (set)
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iavf_fill_default_direct_cmd_desc(&desc,
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iavf_aqc_opc_set_rss_key);
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else
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iavf_fill_default_direct_cmd_desc(&desc,
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iavf_aqc_opc_get_rss_key);
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/* Indirect command */
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desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF);
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desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD);
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vsi_id = FIELD_PREP(IAVF_AQC_SET_RSS_KEY_VSI_ID_MASK, vsi_id) |
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FIELD_PREP(IAVF_AQC_SET_RSS_KEY_VSI_VALID, 1);
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cmd_resp->vsi_id = cpu_to_le16(vsi_id);
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status = iavf_asq_send_command(hw, &desc, key, key_size, NULL);
|
|
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* iavf_aq_set_rss_key
|
|
* @hw: pointer to the hw struct
|
|
* @vsi_id: vsi fw index
|
|
* @key: pointer to key info struct
|
|
*
|
|
* set the RSS key per VSI
|
|
**/
|
|
enum iavf_status iavf_aq_set_rss_key(struct iavf_hw *hw, u16 vsi_id,
|
|
struct iavf_aqc_get_set_rss_key_data *key)
|
|
{
|
|
return iavf_aq_get_set_rss_key(hw, vsi_id, key, true);
|
|
}
|
|
|
|
/**
|
|
* iavf_aq_send_msg_to_pf
|
|
* @hw: pointer to the hardware structure
|
|
* @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 message to PF driver using admin queue. By default, this message
|
|
* is sent asynchronously, i.e. iavf_asq_send_command() does not wait for
|
|
* completion before returning.
|
|
**/
|
|
enum iavf_status iavf_aq_send_msg_to_pf(struct iavf_hw *hw,
|
|
enum virtchnl_ops v_opcode,
|
|
enum iavf_status v_retval,
|
|
u8 *msg, u16 msglen,
|
|
struct iavf_asq_cmd_details *cmd_details)
|
|
{
|
|
struct iavf_asq_cmd_details details;
|
|
struct iavf_aq_desc desc;
|
|
enum iavf_status status;
|
|
|
|
iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_send_msg_to_pf);
|
|
desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_SI);
|
|
desc.cookie_high = cpu_to_le32(v_opcode);
|
|
desc.cookie_low = cpu_to_le32(v_retval);
|
|
if (msglen) {
|
|
desc.flags |= cpu_to_le16((u16)(IAVF_AQ_FLAG_BUF
|
|
| IAVF_AQ_FLAG_RD));
|
|
if (msglen > IAVF_AQ_LARGE_BUF)
|
|
desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_LB);
|
|
desc.datalen = cpu_to_le16(msglen);
|
|
}
|
|
if (!cmd_details) {
|
|
memset(&details, 0, sizeof(details));
|
|
details.async = true;
|
|
cmd_details = &details;
|
|
}
|
|
status = iavf_asq_send_command(hw, &desc, msg, msglen, cmd_details);
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* iavf_vf_parse_hw_config
|
|
* @hw: pointer to the hardware structure
|
|
* @msg: pointer to the virtual channel VF resource structure
|
|
*
|
|
* Given a VF resource message from the PF, populate the hw struct
|
|
* with appropriate information.
|
|
**/
|
|
void iavf_vf_parse_hw_config(struct iavf_hw *hw,
|
|
struct virtchnl_vf_resource *msg)
|
|
{
|
|
struct virtchnl_vsi_resource *vsi_res;
|
|
int i;
|
|
|
|
vsi_res = &msg->vsi_res[0];
|
|
|
|
hw->dev_caps.num_vsis = msg->num_vsis;
|
|
hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
|
|
hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
|
|
hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
|
|
hw->dev_caps.dcb = msg->vf_cap_flags &
|
|
VIRTCHNL_VF_OFFLOAD_L2;
|
|
hw->dev_caps.fcoe = 0;
|
|
for (i = 0; i < msg->num_vsis; i++) {
|
|
if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) {
|
|
ether_addr_copy(hw->mac.perm_addr,
|
|
vsi_res->default_mac_addr);
|
|
ether_addr_copy(hw->mac.addr,
|
|
vsi_res->default_mac_addr);
|
|
}
|
|
vsi_res++;
|
|
}
|
|
}
|