ice: Remove enum ice_status

Replace uses of ice_status to, as equivalent as possible, error codes.
Remove enum ice_status and its helper conversion function as they are no
longer needed.
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com>

drivers/net/ethernet/intel/ice/ice_base.c

@@ -953,13 +953,13 @@ ice_vsi_stop_tx_ring(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
 				 rel_vmvf_num, NULL);
 
 	/* if the disable queue command was exercised during an
-	 * active reset flow, ICE_ERR_RESET_ONGOING is returned.
+	 * active reset flow, -EBUSY is returned.
 	 * This is not an error as the reset operation disables
 	 * queues at the hardware level anyway.
 	 */
-	if (status == ICE_ERR_RESET_ONGOING) {
+	if (status == -EBUSY) {
 		dev_dbg(ice_pf_to_dev(vsi->back), "Reset in progress. LAN Tx queues already disabled\n");
-	} else if (status == ICE_ERR_DOES_NOT_EXIST) {
+	} else if (status == -ENOENT) {
 		dev_dbg(ice_pf_to_dev(vsi->back), "LAN Tx queues do not exist, nothing to disable\n");
 	} else if (status) {
 		dev_dbg(ice_pf_to_dev(vsi->back), "Failed to disable LAN Tx queues, error: %d\n",

drivers/net/ethernet/intel/ice/ice_controlq.c

@@ -96,7 +96,7 @@ ice_alloc_ctrlq_sq_ring(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 						 &cq->sq.desc_buf.pa,
 						 GFP_KERNEL | __GFP_ZERO);
 	if (!cq->sq.desc_buf.va)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	cq->sq.desc_buf.size = size;
 
 	cq->sq.cmd_buf = devm_kcalloc(ice_hw_to_dev(hw), cq->num_sq_entries,
@@ -107,7 +107,7 @@ ice_alloc_ctrlq_sq_ring(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 		cq->sq.desc_buf.va = NULL;
 		cq->sq.desc_buf.pa = 0;
 		cq->sq.desc_buf.size = 0;
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	}
 
 	return 0;
@@ -127,7 +127,7 @@ ice_alloc_ctrlq_rq_ring(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 						 &cq->rq.desc_buf.pa,
 						 GFP_KERNEL | __GFP_ZERO);
 	if (!cq->rq.desc_buf.va)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	cq->rq.desc_buf.size = size;
 	return 0;
 }
@@ -165,7 +165,7 @@ ice_alloc_rq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	cq->rq.dma_head = devm_kcalloc(ice_hw_to_dev(hw), cq->num_rq_entries,
 				       sizeof(cq->rq.desc_buf), GFP_KERNEL);
 	if (!cq->rq.dma_head)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	cq->rq.r.rq_bi = (struct ice_dma_mem *)cq->rq.dma_head;
 
 	/* allocate the mapped buffers */
@@ -218,7 +218,7 @@ ice_alloc_rq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	devm_kfree(ice_hw_to_dev(hw), cq->rq.dma_head);
 	cq->rq.dma_head = NULL;
 
-	return ICE_ERR_NO_MEMORY;
+	return -ENOMEM;
 }
 
 /**
@@ -235,7 +235,7 @@ ice_alloc_sq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	cq->sq.dma_head = devm_kcalloc(ice_hw_to_dev(hw), cq->num_sq_entries,
 				       sizeof(cq->sq.desc_buf), GFP_KERNEL);
 	if (!cq->sq.dma_head)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	cq->sq.r.sq_bi = (struct ice_dma_mem *)cq->sq.dma_head;
 
 	/* allocate the mapped buffers */
@@ -266,7 +266,7 @@ ice_alloc_sq_bufs(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	devm_kfree(ice_hw_to_dev(hw), cq->sq.dma_head);
 	cq->sq.dma_head = NULL;
 
-	return ICE_ERR_NO_MEMORY;
+	return -ENOMEM;
 }
 
 static int
@@ -283,7 +283,7 @@ ice_cfg_cq_regs(struct ice_hw *hw, struct ice_ctl_q_ring *ring, u16 num_entries)
 
 	/* Check one register to verify that config was applied */
 	if (rd32(hw, ring->bal) != lower_32_bits(ring->desc_buf.pa))
-		return ICE_ERR_AQ_ERROR;
+		return -EIO;
 
 	return 0;
 }
@@ -367,13 +367,13 @@ static int ice_init_sq(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 
 	if (cq->sq.count > 0) {
 		/* queue already initialized */
-		ret_code = ICE_ERR_NOT_READY;
+		ret_code = -EBUSY;
 		goto init_ctrlq_exit;
 	}
 
 	/* verify input for valid configuration */
 	if (!cq->num_sq_entries || !cq->sq_buf_size) {
-		ret_code = ICE_ERR_CFG;
+		ret_code = -EIO;
 		goto init_ctrlq_exit;
 	}
 
@@ -427,13 +427,13 @@ static int ice_init_rq(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 
 	if (cq->rq.count > 0) {
 		/* queue already initialized */
-		ret_code = ICE_ERR_NOT_READY;
+		ret_code = -EBUSY;
 		goto init_ctrlq_exit;
 	}
 
 	/* verify input for valid configuration */
 	if (!cq->num_rq_entries || !cq->rq_buf_size) {
-		ret_code = ICE_ERR_CFG;
+		ret_code = -EIO;
 		goto init_ctrlq_exit;
 	}
 
@@ -482,7 +482,7 @@ ice_shutdown_sq(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	mutex_lock(&cq->sq_lock);
 
 	if (!cq->sq.count) {
-		ret_code = ICE_ERR_NOT_READY;
+		ret_code = -EBUSY;
 		goto shutdown_sq_out;
 	}
 
@@ -549,7 +549,7 @@ ice_shutdown_rq(struct ice_hw *hw, struct ice_ctl_q_info *cq)
 	mutex_lock(&cq->rq_lock);
 
 	if (!cq->rq.count) {
-		ret_code = ICE_ERR_NOT_READY;
+		ret_code = -EBUSY;
 		goto shutdown_rq_out;
 	}
 
@@ -586,7 +586,7 @@ static int ice_init_check_adminq(struct ice_hw *hw)
 		goto init_ctrlq_free_rq;
 
 	if (!ice_aq_ver_check(hw)) {
-		status = ICE_ERR_FW_API_VER;
+		status = -EIO;
 		goto init_ctrlq_free_rq;
 	}
 
@@ -631,14 +631,14 @@ static int ice_init_ctrlq(struct ice_hw *hw, enum ice_ctl_q q_type)
 		cq = &hw->mailboxq;
 		break;
 	default:
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	}
 	cq->qtype = q_type;
 
 	/* verify input for valid configuration */
 	if (!cq->num_rq_entries || !cq->num_sq_entries ||
 	    !cq->rq_buf_size || !cq->sq_buf_size) {
-		return ICE_ERR_CFG;
+		return -EIO;
 	}
 
 	/* setup SQ command write back timeout */
@@ -763,7 +763,7 @@ int ice_init_all_ctrlq(struct ice_hw *hw)
 			return status;
 
 		status = ice_init_check_adminq(hw);
-		if (status != ICE_ERR_AQ_FW_CRITICAL)
+		if (status != -EIO)
 			break;
 
 		ice_debug(hw, ICE_DBG_AQ_MSG, "Retry Admin Queue init due to FW critical error\n");
@@ -978,19 +978,19 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 
 	/* if reset is in progress return a soft error */
 	if (hw->reset_ongoing)
-		return ICE_ERR_RESET_ONGOING;
+		return -EBUSY;
 	mutex_lock(&cq->sq_lock);
 
 	cq->sq_last_status = ICE_AQ_RC_OK;
 
 	if (!cq->sq.count) {
 		ice_debug(hw, ICE_DBG_AQ_MSG, "Control Send queue not initialized.\n");
-		status = ICE_ERR_AQ_EMPTY;
+		status = -EIO;
 		goto sq_send_command_error;
 	}
 
 	if ((buf && !buf_size) || (!buf && buf_size)) {
-		status = ICE_ERR_PARAM;
+		status = -EINVAL;
 		goto sq_send_command_error;
 	}
 
@@ -998,7 +998,7 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 		if (buf_size > cq->sq_buf_size) {
 			ice_debug(hw, ICE_DBG_AQ_MSG, "Invalid buffer size for Control Send queue: %d.\n",
 				  buf_size);
-			status = ICE_ERR_INVAL_SIZE;
+			status = -EINVAL;
 			goto sq_send_command_error;
 		}
 
@@ -1011,7 +1011,7 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 	if (val >= cq->num_sq_entries) {
 		ice_debug(hw, ICE_DBG_AQ_MSG, "head overrun at %d in the Control Send Queue ring\n",
 			  val);
-		status = ICE_ERR_AQ_EMPTY;
+		status = -EIO;
 		goto sq_send_command_error;
 	}
 
@@ -1028,7 +1028,7 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 	 */
 	if (ice_clean_sq(hw, cq) == 0) {
 		ice_debug(hw, ICE_DBG_AQ_MSG, "Error: Control Send Queue is full.\n");
-		status = ICE_ERR_AQ_FULL;
+		status = -ENOSPC;
 		goto sq_send_command_error;
 	}
 
@@ -1082,7 +1082,7 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 			if (copy_size > buf_size) {
 				ice_debug(hw, ICE_DBG_AQ_MSG, "Return len %d > than buf len %d\n",
 					  copy_size, buf_size);
-				status = ICE_ERR_AQ_ERROR;
+				status = -EIO;
 			} else {
 				memcpy(buf, dma_buf->va, copy_size);
 			}
@@ -1098,7 +1098,7 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 		}
 		cmd_completed = true;
 		if (!status && retval != ICE_AQ_RC_OK)
-			status = ICE_ERR_AQ_ERROR;
+			status = -EIO;
 		cq->sq_last_status = (enum ice_aq_err)retval;
 	}
 
@@ -1116,10 +1116,10 @@ ice_sq_send_cmd(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 		if (rd32(hw, cq->rq.len) & cq->rq.len_crit_mask ||
 		    rd32(hw, cq->sq.len) & cq->sq.len_crit_mask) {
 			ice_debug(hw, ICE_DBG_AQ_MSG, "Critical FW error.\n");
-			status = ICE_ERR_AQ_FW_CRITICAL;
+			status = -EIO;
 		} else {
 			ice_debug(hw, ICE_DBG_AQ_MSG, "Control Send Queue Writeback timeout.\n");
-			status = ICE_ERR_AQ_TIMEOUT;
+			status = -EIO;
 		}
 	}
 
@@ -1176,7 +1176,7 @@ ice_clean_rq_elem(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 
 	if (!cq->rq.count) {
 		ice_debug(hw, ICE_DBG_AQ_MSG, "Control Receive queue not initialized.\n");
-		ret_code = ICE_ERR_AQ_EMPTY;
+		ret_code = -EIO;
 		goto clean_rq_elem_err;
 	}
 
@@ -1185,7 +1185,7 @@ ice_clean_rq_elem(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 
 	if (ntu == ntc) {
 		/* nothing to do - shouldn't need to update ring's values */
-		ret_code = ICE_ERR_AQ_NO_WORK;
+		ret_code = -EALREADY;
 		goto clean_rq_elem_out;
 	}
 
@@ -1196,7 +1196,7 @@ ice_clean_rq_elem(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 	rq_last_status = (enum ice_aq_err)le16_to_cpu(desc->retval);
 	flags = le16_to_cpu(desc->flags);
 	if (flags & ICE_AQ_FLAG_ERR) {
-		ret_code = ICE_ERR_AQ_ERROR;
+		ret_code = -EIO;
 		ice_debug(hw, ICE_DBG_AQ_MSG, "Control Receive Queue Event 0x%04X received with error 0x%X\n",
 			  le16_to_cpu(desc->opcode), rq_last_status);
 	}

drivers/net/ethernet/intel/ice/ice_dcb.c

@@ -2,7 +2,6 @@
 /* Copyright (c) 2019, Intel Corporation. */
 
 #include "ice_common.h"
-#include "ice_lib.h"
 #include "ice_sched.h"
 #include "ice_dcb.h"
 
@@ -31,7 +30,7 @@ ice_aq_get_lldp_mib(struct ice_hw *hw, u8 bridge_type, u8 mib_type, void *buf,
 	cmd = &desc.params.lldp_get_mib;
 
 	if (buf_size == 0 || !buf)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_lldp_get_mib);
 
@@ -609,7 +608,7 @@ ice_lldp_to_dcb_cfg(u8 *lldpmib, struct ice_dcbx_cfg *dcbcfg)
 	u16 len;
 
 	if (!lldpmib || !dcbcfg)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	/* set to the start of LLDPDU */
 	lldpmib += ETH_HLEN;
@@ -659,7 +658,7 @@ ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype,
 	/* Allocate the LLDPDU */
 	lldpmib = devm_kzalloc(ice_hw_to_dev(hw), ICE_LLDPDU_SIZE, GFP_KERNEL);
 	if (!lldpmib)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	ret = ice_aq_get_lldp_mib(hw, bridgetype, mib_type, (void *)lldpmib,
 				  ICE_LLDPDU_SIZE, NULL, NULL, NULL);
@@ -684,7 +683,7 @@ ice_aq_get_dcb_cfg(struct ice_hw *hw, u8 mib_type, u8 bridgetype,
  * @cd: pointer to command details structure or NULL
  *
  * Start/Stop the embedded dcbx Agent. In case that this wrapper function
- * returns ICE_SUCCESS, caller will need to check if FW returns back the same
+ * returns 0, caller will need to check if FW returns back the same
  * value as stated in dcbx_agent_status, and react accordingly. (0x0A09)
  */
 int
@@ -762,7 +761,7 @@ int ice_aq_set_pfc_mode(struct ice_hw *hw, u8 pfc_mode, struct ice_sq_cd *cd)
 
 	status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
 	if (status)
-		return ice_status_to_errno(status);
+		return status;
 
 	/* FW will write the PFC mode set back into cmd->pfc_mode, but if DCB is
 	 * disabled, FW will write back 0 to cmd->pfc_mode. After the AQ has
@@ -910,7 +909,7 @@ ice_get_ieee_or_cee_dcb_cfg(struct ice_port_info *pi, u8 dcbx_mode)
 	int ret;
 
 	if (!pi)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	if (dcbx_mode == ICE_DCBX_MODE_IEEE)
 		dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg;
@@ -950,7 +949,7 @@ int ice_get_dcb_cfg(struct ice_port_info *pi)
 	int ret;
 
 	if (!pi)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	ret = ice_aq_get_cee_dcb_cfg(pi->hw, &cee_cfg, NULL);
 	if (!ret) {
@@ -980,7 +979,7 @@ int ice_init_dcb(struct ice_hw *hw, bool enable_mib_change)
 	int ret = 0;
 
 	if (!hw->func_caps.common_cap.dcb)
-		return ICE_ERR_NOT_SUPPORTED;
+		return -EOPNOTSUPP;
 
 	qos_cfg->is_sw_lldp = true;
 
@@ -996,7 +995,7 @@ int ice_init_dcb(struct ice_hw *hw, bool enable_mib_change)
 			return ret;
 		qos_cfg->is_sw_lldp = false;
 	} else if (qos_cfg->dcbx_status == ICE_DCBX_STATUS_DIS) {
-		return ICE_ERR_NOT_READY;
+		return -EBUSY;
 	}
 
 	/* Configure the LLDP MIB change event */
@@ -1022,13 +1021,13 @@ int ice_cfg_lldp_mib_change(struct ice_hw *hw, bool ena_mib)
 	int ret;
 
 	if (!hw->func_caps.common_cap.dcb)
-		return ICE_ERR_NOT_SUPPORTED;
+		return -EOPNOTSUPP;
 
 	/* Get DCBX status */
 	qos_cfg->dcbx_status = ice_get_dcbx_status(hw);
 
 	if (qos_cfg->dcbx_status == ICE_DCBX_STATUS_DIS)
-		return ICE_ERR_NOT_READY;
+		return -EBUSY;
 
 	ret = ice_aq_cfg_lldp_mib_change(hw, ena_mib, NULL);
 	if (!ret)
@@ -1478,7 +1477,7 @@ int ice_set_dcb_cfg(struct ice_port_info *pi)
 	u16 miblen;
 
 	if (!pi)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	hw = pi->hw;
 
@@ -1487,7 +1486,7 @@ int ice_set_dcb_cfg(struct ice_port_info *pi)
 	/* Allocate the LLDPDU */
 	lldpmib = devm_kzalloc(ice_hw_to_dev(hw), ICE_LLDPDU_SIZE, GFP_KERNEL);
 	if (!lldpmib)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	mib_type = SET_LOCAL_MIB_TYPE_LOCAL_MIB;
 	if (dcbcfg->app_mode == ICE_DCBX_APPS_NON_WILLING)
@@ -1521,7 +1520,7 @@ ice_aq_query_port_ets(struct ice_port_info *pi,
 	int status;
 
 	if (!pi)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	cmd = &desc.params.port_ets;
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_query_port_ets);
 	cmd->port_teid = pi->root->info.node_teid;
@@ -1548,7 +1547,7 @@ ice_update_port_tc_tree_cfg(struct ice_port_info *pi,
 	u8 i, j;
 
 	if (!pi)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	/* suspend the missing TC nodes */
 	for (i = 0; i < pi->root->num_children; i++) {
 		teid1 = le32_to_cpu(pi->root->children[i]->info.node_teid);

drivers/net/ethernet/intel/ice/ice_ethtool_fdir.c

@@ -584,19 +584,19 @@ ice_fdir_set_hw_fltr_rule(struct ice_pf *pf, struct ice_flow_seg_info *seg,
 	status = ice_flow_add_prof(hw, ICE_BLK_FD, ICE_FLOW_RX, prof_id, seg,
 				   TNL_SEG_CNT(tun), &prof);
 	if (status)
-		return ice_status_to_errno(status);
+		return status;
 	status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, main_vsi->idx,
 				    main_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 				    seg, &entry1_h);
 	if (status) {
-		err = ice_status_to_errno(status);
+		err = status;
 		goto err_prof;
 	}
 	status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, main_vsi->idx,
 				    ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 				    seg, &entry2_h);
 	if (status) {
-		err = ice_status_to_errno(status);
+		err = status;
 		goto err_entry;
 	}
 
@@ -1211,7 +1211,7 @@ ice_fdir_write_fltr(struct ice_pf *pf, struct ice_fdir_fltr *input, bool add,
 	ice_fdir_get_prgm_desc(hw, input, &desc, add);
 	status = ice_fdir_get_gen_prgm_pkt(hw, input, pkt, false, is_tun);
 	if (status) {
-		err = ice_status_to_errno(status);
+		err = status;
 		goto err_free_all;
 	}
 	err = ice_prgm_fdir_fltr(ctrl_vsi, &desc, pkt);
@@ -1226,7 +1226,7 @@ ice_fdir_write_fltr(struct ice_pf *pf, struct ice_fdir_fltr *input, bool add,
 		status = ice_fdir_get_gen_prgm_pkt(hw, input, frag_pkt, true,
 						   is_tun);
 		if (status) {
-			err = ice_status_to_errno(status);
+			err = status;
 			goto err_frag;
 		}
 		err = ice_prgm_fdir_fltr(ctrl_vsi, &desc, frag_pkt);

drivers/net/ethernet/intel/ice/ice_fdir.c

@@ -919,15 +919,15 @@ ice_fdir_get_gen_prgm_pkt(struct ice_hw *hw, struct ice_fdir_fltr *input,
 		if (ice_fdir_pkt[idx].flow == flow)
 			break;
 	if (idx == ICE_FDIR_NUM_PKT)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	if (!tun) {
 		memcpy(pkt, ice_fdir_pkt[idx].pkt, ice_fdir_pkt[idx].pkt_len);
 		loc = pkt;
 	} else {
 		if (!ice_get_open_tunnel_port(hw, &tnl_port, TNL_ALL))
-			return ICE_ERR_DOES_NOT_EXIST;
+			return -ENOENT;
 		if (!ice_fdir_pkt[idx].tun_pkt)
-			return ICE_ERR_PARAM;
+			return -EINVAL;
 		memcpy(pkt, ice_fdir_pkt[idx].tun_pkt,
 		       ice_fdir_pkt[idx].tun_pkt_len);
 		ice_pkt_insert_u16(pkt, ICE_IPV4_UDP_DST_PORT_OFFSET,
@@ -1111,7 +1111,7 @@ ice_fdir_get_gen_prgm_pkt(struct ice_hw *hw, struct ice_fdir_fltr *input,
 		ice_pkt_insert_mac_addr(loc, input->ext_data.dst_mac);
 		break;
 	default:
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	}
 
 	if (input->flex_fltr)

drivers/net/ethernet/intel/ice/ice_flow.c

@@ -634,12 +634,12 @@ ice_flow_val_hdrs(struct ice_flow_seg_info *segs, u8 segs_cnt)
 		/* Multiple L3 headers */
 		if (segs[i].hdrs & ICE_FLOW_SEG_HDRS_L3_MASK &&
 		    !is_power_of_2(segs[i].hdrs & ICE_FLOW_SEG_HDRS_L3_MASK))
-			return ICE_ERR_PARAM;
+			return -EINVAL;
 
 		/* Multiple L4 headers */
 		if (segs[i].hdrs & ICE_FLOW_SEG_HDRS_L4_MASK &&
 		    !is_power_of_2(segs[i].hdrs & ICE_FLOW_SEG_HDRS_L4_MASK))
-			return ICE_ERR_PARAM;
+			return -EINVAL;
 	}
 
 	return 0;
@@ -1035,7 +1035,7 @@ ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params,
 		prot_id = ICE_PROT_GRE_OF;
 		break;
 	default:
-		return ICE_ERR_NOT_IMPL;
+		return -EOPNOTSUPP;
 	}
 
 	/* Each extraction sequence entry is a word in size, and extracts a
@@ -1073,7 +1073,7 @@ ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params,
 			 * does not exceed the block's capability
 			 */
 			if (params->es_cnt >= fv_words)
-				return ICE_ERR_MAX_LIMIT;
+				return -ENOSPC;
 
 			/* some blocks require a reversed field vector layout */
 			if (hw->blk[params->blk].es.reverse)
@@ -1112,12 +1112,12 @@ ice_flow_xtract_raws(struct ice_hw *hw, struct ice_flow_prof_params *params,
 
 	if (params->prof->segs[seg].raws_cnt >
 	    ARRAY_SIZE(params->prof->segs[seg].raws))
-		return ICE_ERR_MAX_LIMIT;
+		return -ENOSPC;
 
 	/* Offsets within the segment headers are not supported */
 	hdrs_sz = ice_flow_calc_seg_sz(params, seg);
 	if (!hdrs_sz)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	fv_words = hw->blk[params->blk].es.fvw;
 
@@ -1150,7 +1150,7 @@ ice_flow_xtract_raws(struct ice_hw *hw, struct ice_flow_prof_params *params,
 			 */
 			if (params->es_cnt >= hw->blk[params->blk].es.count ||
 			    params->es_cnt >= ICE_MAX_FV_WORDS)
-				return ICE_ERR_MAX_LIMIT;
+				return -ENOSPC;
 
 			/* some blocks require a reversed field vector layout */
 			if (hw->blk[params->blk].es.reverse)
@@ -1229,7 +1229,7 @@ ice_flow_proc_segs(struct ice_hw *hw, struct ice_flow_prof_params *params)
 		status = 0;
 		break;
 	default:
-		return ICE_ERR_NOT_IMPL;
+		return -EOPNOTSUPP;
 	}
 
 	return status;
@@ -1334,7 +1334,7 @@ ice_flow_rem_entry_sync(struct ice_hw *hw, enum ice_block __always_unused blk,
 			struct ice_flow_entry *entry)
 {
 	if (!entry)
-		return ICE_ERR_BAD_PTR;
+		return -EINVAL;
 
 	list_del(&entry->l_entry);
 
@@ -1366,16 +1366,16 @@ ice_flow_add_prof_sync(struct ice_hw *hw, enum ice_block blk,
 	u8 i;
 
 	if (!prof)
-		return ICE_ERR_BAD_PTR;
+		return -EINVAL;
 
 	params = kzalloc(sizeof(*params), GFP_KERNEL);
 	if (!params)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	params->prof = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*params->prof),
 				    GFP_KERNEL);
 	if (!params->prof) {
-		status = ICE_ERR_NO_MEMORY;
+		status = -ENOMEM;
 		goto free_params;
 	}
 
@@ -1544,13 +1544,13 @@ ice_flow_add_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir,
 	int status;
 
 	if (segs_cnt > ICE_FLOW_SEG_MAX)
-		return ICE_ERR_MAX_LIMIT;
+		return -ENOSPC;
 
 	if (!segs_cnt)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	if (!segs)
-		return ICE_ERR_BAD_PTR;
+		return -EINVAL;
 
 	status = ice_flow_val_hdrs(segs, segs_cnt);
 	if (status)
@@ -1584,7 +1584,7 @@ ice_flow_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id)
 
 	prof = ice_flow_find_prof_id(hw, blk, prof_id);
 	if (!prof) {
-		status = ICE_ERR_DOES_NOT_EXIST;
+		status = -ENOENT;
 		goto out;
 	}
 
@@ -1619,23 +1619,23 @@ ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id,
 
 	/* No flow entry data is expected for RSS */
 	if (!entry_h || (!data && blk != ICE_BLK_RSS))
-		return ICE_ERR_BAD_PTR;
+		return -EINVAL;
 
 	if (!ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	mutex_lock(&hw->fl_profs_locks[blk]);
 
 	prof = ice_flow_find_prof_id(hw, blk, prof_id);
 	if (!prof) {
-		status = ICE_ERR_DOES_NOT_EXIST;
+		status = -ENOENT;
 	} else {
 		/* Allocate memory for the entry being added and associate
 		 * the VSI to the found flow profile
 		 */
 		e = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*e), GFP_KERNEL);
 		if (!e)
-			status = ICE_ERR_NO_MEMORY;
+			status = -ENOMEM;
 		else
 			status = ice_flow_assoc_prof(hw, blk, prof, vsi_handle);
 	}
@@ -1654,7 +1654,7 @@ ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id,
 	case ICE_BLK_RSS:
 		break;
 	default:
-		status = ICE_ERR_NOT_IMPL;
+		status = -EOPNOTSUPP;
 		goto out;
 	}
 
@@ -1688,7 +1688,7 @@ int ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk,
 	int status = 0;
 
 	if (entry_h == ICE_FLOW_ENTRY_HANDLE_INVAL)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	entry = ICE_FLOW_ENTRY_PTR(entry_h);
 
@@ -1853,15 +1853,15 @@ ice_flow_set_rss_seg_info(struct ice_flow_seg_info *segs, u64 hash_fields,
 
 	if (segs->hdrs & ~ICE_FLOW_RSS_SEG_HDR_VAL_MASKS &
 	    ~ICE_FLOW_RSS_HDRS_INNER_MASK & ~ICE_FLOW_SEG_HDR_IPV_OTHER)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	val = (u64)(segs->hdrs & ICE_FLOW_RSS_SEG_HDR_L3_MASKS);
 	if (val && !is_power_of_2(val))
-		return ICE_ERR_CFG;
+		return -EIO;
 
 	val = (u64)(segs->hdrs & ICE_FLOW_RSS_SEG_HDR_L4_MASKS);
 	if (val && !is_power_of_2(val))
-		return ICE_ERR_CFG;
+		return -EIO;
 
 	return 0;
 }
@@ -1906,7 +1906,7 @@ int ice_rem_vsi_rss_cfg(struct ice_hw *hw, u16 vsi_handle)
 	int status = 0;
 
 	if (!ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	if (list_empty(&hw->fl_profs[blk]))
 		return 0;
@@ -1981,7 +1981,7 @@ ice_add_rss_list(struct ice_hw *hw, u16 vsi_handle, struct ice_flow_prof *prof)
 	rss_cfg = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*rss_cfg),
 			       GFP_KERNEL);
 	if (!rss_cfg)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	rss_cfg->hashed_flds = prof->segs[prof->segs_cnt - 1].match;
 	rss_cfg->packet_hdr = prof->segs[prof->segs_cnt - 1].hdrs;
@@ -2032,11 +2032,11 @@ ice_add_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 	int status;
 
 	if (!segs_cnt || segs_cnt > ICE_FLOW_SEG_MAX)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	segs = kcalloc(segs_cnt, sizeof(*segs), GFP_KERNEL);
 	if (!segs)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	/* Construct the packet segment info from the hashed fields */
 	status = ice_flow_set_rss_seg_info(&segs[segs_cnt - 1], hashed_flds,
@@ -2136,7 +2136,7 @@ ice_add_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 
 	if (hashed_flds == ICE_HASH_INVALID ||
 	    !ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	mutex_lock(&hw->rss_locks);
 	status = ice_add_rss_cfg_sync(hw, vsi_handle, hashed_flds, addl_hdrs,
@@ -2170,7 +2170,7 @@ ice_rem_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 
 	segs = kcalloc(segs_cnt, sizeof(*segs), GFP_KERNEL);
 	if (!segs)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	/* Construct the packet segment info from the hashed fields */
 	status = ice_flow_set_rss_seg_info(&segs[segs_cnt - 1], hashed_flds,
@@ -2182,7 +2182,7 @@ ice_rem_rss_cfg_sync(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 					vsi_handle,
 					ICE_FLOW_FIND_PROF_CHK_FLDS);
 	if (!prof) {
-		status = ICE_ERR_DOES_NOT_EXIST;
+		status = -ENOENT;
 		goto out;
 	}
 
@@ -2224,7 +2224,7 @@ ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 
 	if (hashed_flds == ICE_HASH_INVALID ||
 	    !ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	mutex_lock(&hw->rss_locks);
 	status = ice_rem_rss_cfg_sync(hw, vsi_handle, hashed_flds, addl_hdrs,
@@ -2287,12 +2287,12 @@ ice_add_avf_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 avf_hash)
 
 	if (avf_hash == ICE_AVF_FLOW_FIELD_INVALID ||
 	    !ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	/* Make sure no unsupported bits are specified */
 	if (avf_hash & ~(ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS |
 			 ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS))
-		return ICE_ERR_CFG;
+		return -EIO;
 
 	hash_flds = avf_hash;
 
@@ -2352,7 +2352,7 @@ ice_add_avf_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 avf_hash)
 		}
 
 		if (rss_hash == ICE_HASH_INVALID)
-			return ICE_ERR_OUT_OF_RANGE;
+			return -EIO;
 
 		status = ice_add_rss_cfg(hw, vsi_handle, rss_hash,
 					 ICE_FLOW_SEG_HDR_NONE);
@@ -2374,7 +2374,7 @@ int ice_replay_rss_cfg(struct ice_hw *hw, u16 vsi_handle)
 	struct ice_rss_cfg *r;
 
 	if (!ice_is_vsi_valid(hw, vsi_handle))
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	mutex_lock(&hw->rss_locks);
 	list_for_each_entry(r, &hw->rss_list_head, l_entry) {

drivers/net/ethernet/intel/ice/ice_fltr.c

@@ -275,7 +275,7 @@ ice_fltr_prepare_mac(struct ice_vsi *vsi, const u8 *mac,
 
 	if (ice_fltr_add_mac_to_list(vsi, &tmp_list, mac, action)) {
 		ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	}
 
 	result = mac_action(vsi, &tmp_list);
@@ -304,7 +304,7 @@ ice_fltr_prepare_mac_and_broadcast(struct ice_vsi *vsi, const u8 *mac,
 	if (ice_fltr_add_mac_to_list(vsi, &tmp_list, mac, action) ||
 	    ice_fltr_add_mac_to_list(vsi, &tmp_list, broadcast, action)) {
 		ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 	}
 
 	result = mac_action(vsi, &tmp_list);
@@ -328,7 +328,7 @@ ice_fltr_prepare_vlan(struct ice_vsi *vsi, u16 vlan_id,
 	LIST_HEAD(tmp_list);
 
 	if (ice_fltr_add_vlan_to_list(vsi, &tmp_list, vlan_id, action))
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	result = vlan_action(vsi, &tmp_list);
 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);
@@ -352,7 +352,7 @@ ice_fltr_prepare_eth(struct ice_vsi *vsi, u16 ethertype, u16 flag,
 	LIST_HEAD(tmp_list);
 
 	if (ice_fltr_add_eth_to_list(vsi, &tmp_list, ethertype, flag, action))
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	result = eth_action(vsi, &tmp_list);
 	ice_fltr_free_list(ice_pf_to_dev(vsi->back), &tmp_list);
@@ -471,7 +471,7 @@ ice_fltr_update_rule_flags(struct ice_hw *hw, u16 rule_id, u16 recipe_id,
 
 	s_rule = kzalloc(ICE_SW_RULE_RX_TX_NO_HDR_SIZE, GFP_KERNEL);
 	if (!s_rule)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	flags_mask = ICE_SINGLE_ACT_LB_ENABLE | ICE_SINGLE_ACT_LAN_ENABLE;
 	act &= ~flags_mask;

drivers/net/ethernet/intel/ice/ice_fw_update.c

@@ -670,7 +670,7 @@ int ice_flash_pldm_image(struct ice_pf *pf, const struct firmware *fw,
 	struct device *dev = ice_pf_to_dev(pf);
 	struct ice_hw *hw = &pf->hw;
 	struct ice_fwu_priv priv;
-	enum ice_status status;
+	int status;
 	int err;
 
 	switch (preservation) {

drivers/net/ethernet/intel/ice/ice_lib.c

@@ -1758,7 +1758,7 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid)
 	status = ice_fltr_remove_vlan(vsi, vid, ICE_FWD_TO_VSI);
 	if (!status) {
 		vsi->num_vlan--;
-	} else if (status == ICE_ERR_DOES_NOT_EXIST) {
+	} else if (status == -ENOENT) {
 		dev_dbg(dev, "Failed to remove VLAN %d on VSI %i, it does not exist, error: %d\n",
 			vid, vsi->vsi_num, status);
 	} else {
@@ -3036,7 +3036,7 @@ void ice_napi_del(struct ice_vsi *vsi)
  */
 int ice_vsi_release(struct ice_vsi *vsi)
 {
-	enum ice_status err;
+	int err;
 	struct ice_pf *pf;
 
 	if (!vsi->back)
@@ -3775,39 +3775,6 @@ void ice_update_rx_ring_stats(struct ice_rx_ring *rx_ring, u64 pkts, u64 bytes)
 	u64_stats_update_end(&rx_ring->syncp);
 }
 
-/**
- * ice_status_to_errno - convert from enum ice_status to Linux errno
- * @err: ice_status value to convert
- */
-int ice_status_to_errno(enum ice_status err)
-{
-	switch (err) {
-	case ICE_SUCCESS:
-		return 0;
-	case ICE_ERR_DOES_NOT_EXIST:
-		return -ENOENT;
-	case ICE_ERR_OUT_OF_RANGE:
-	case ICE_ERR_AQ_ERROR:
-	case ICE_ERR_AQ_TIMEOUT:
-	case ICE_ERR_AQ_EMPTY:
-	case ICE_ERR_AQ_FW_CRITICAL:
-		return -EIO;
-	case ICE_ERR_PARAM:
-	case ICE_ERR_INVAL_SIZE:
-		return -EINVAL;
-	case ICE_ERR_NO_MEMORY:
-		return -ENOMEM;
-	case ICE_ERR_MAX_LIMIT:
-		return -EAGAIN;
-	case ICE_ERR_RESET_ONGOING:
-		return -EBUSY;
-	case ICE_ERR_AQ_FULL:
-		return -ENOSPC;
-	default:
-		return -EINVAL;
-	}
-}
-
 /**
  * ice_is_dflt_vsi_in_use - check if the default forwarding VSI is being used
  * @sw: switch to check if its default forwarding VSI is free
@@ -4119,7 +4086,7 @@ int ice_set_link(struct ice_vsi *vsi, bool ena)
 	 * a success code. Return an error if FW returns an error code other
 	 * than ICE_AQ_RC_EMODE
 	 */
-	if (status == ICE_ERR_AQ_ERROR) {
+	if (status == -EIO) {
 		if (hw->adminq.sq_last_status == ICE_AQ_RC_EMODE)
 			dev_warn(dev, "can't set link to %s, err %d aq_err %s. not fatal, continuing\n",
 				 (ena ? "ON" : "OFF"), status,

drivers/net/ethernet/intel/ice/ice_lib.h

@@ -103,9 +103,6 @@ void ice_update_tx_ring_stats(struct ice_tx_ring *ring, u64 pkts, u64 bytes);
 void ice_update_rx_ring_stats(struct ice_rx_ring *ring, u64 pkts, u64 bytes);
 
 void ice_vsi_cfg_frame_size(struct ice_vsi *vsi);
-
-int ice_status_to_errno(enum ice_status err);
-
 void ice_write_intrl(struct ice_q_vector *q_vector, u8 intrl);
 void ice_write_itr(struct ice_ring_container *rc, u16 itr);
 void ice_set_q_vector_intrl(struct ice_q_vector *q_vector);

drivers/net/ethernet/intel/ice/ice_main.c

@@ -333,7 +333,7 @@ static int ice_vsi_sync_fltr(struct ice_vsi *vsi)
 	if (status) {
 		netdev_err(netdev, "Failed to delete MAC filters\n");
 		/* if we failed because of alloc failures, just bail */
-		if (status == ICE_ERR_NO_MEMORY) {
+		if (status == -ENOMEM) {
 			err = -ENOMEM;
 			goto out;
 		}
@@ -346,7 +346,7 @@ static int ice_vsi_sync_fltr(struct ice_vsi *vsi)
 	 * 'if' condition and report it as error. Instead continue processing
 	 * rest of the function.
 	 */
-	if (status && status != ICE_ERR_ALREADY_EXISTS) {
+	if (status && status != -EEXIST) {
 		netdev_err(netdev, "Failed to add MAC filters\n");
 		/* If there is no more space for new umac filters, VSI
 		 * should go into promiscuous mode. There should be some
@@ -1424,7 +1424,7 @@ static int __ice_clean_ctrlq(struct ice_pf *pf, enum ice_ctl_q q_type)
 		u16 opcode;
 
 		ret = ice_clean_rq_elem(hw, cq, &event, &pending);
-		if (ret == ICE_ERR_AQ_NO_WORK)
+		if (ret == -EALREADY)
 			break;
 		if (ret) {
 			dev_err(dev, "%s Receive Queue event error %d\n", qtype,
@@ -4218,7 +4218,7 @@ static void ice_verify_cacheline_size(struct ice_pf *pf)
  * ice_send_version - update firmware with driver version
  * @pf: PF struct
  *
- * Returns ICE_SUCCESS on success, else error code
+ * Returns 0 on success, else error code
  */
 static int ice_send_version(struct ice_pf *pf)
 {
@@ -5394,14 +5394,14 @@ static int ice_set_mac_address(struct net_device *netdev, void *pi)
 
 	/* Clean up old MAC filter. Not an error if old filter doesn't exist */
 	status = ice_fltr_remove_mac(vsi, old_mac, ICE_FWD_TO_VSI);
-	if (status && status != ICE_ERR_DOES_NOT_EXIST) {
+	if (status && status != -ENOENT) {
 		err = -EADDRNOTAVAIL;
 		goto err_update_filters;
 	}
 
 	/* Add filter for new MAC. If filter exists, return success */
 	status = ice_fltr_add_mac(vsi, mac, ICE_FWD_TO_VSI);
-	if (status == ICE_ERR_ALREADY_EXISTS)
+	if (status == -EEXIST)
 		/* Although this MAC filter is already present in hardware it's
 		 * possible in some cases (e.g. bonding) that dev_addr was
 		 * modified outside of the driver and needs to be restored back

drivers/net/ethernet/intel/ice/ice_nvm.c

@@ -27,7 +27,7 @@ ice_aq_read_nvm(struct ice_hw *hw, u16 module_typeid, u32 offset, u16 length,
 	cmd = &desc.params.nvm;
 
 	if (offset > ICE_AQC_NVM_MAX_OFFSET)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_nvm_read);
 
@@ -74,7 +74,7 @@ ice_read_flat_nvm(struct ice_hw *hw, u32 offset, u32 *length, u8 *data,
 	/* Verify the length of the read if this is for the Shadow RAM */
 	if (read_shadow_ram && ((offset + inlen) > (hw->flash.sr_words * 2u))) {
 		ice_debug(hw, ICE_DBG_NVM, "NVM error: requested offset is beyond Shadow RAM limit\n");
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	}
 
 	do {
@@ -131,7 +131,7 @@ ice_aq_update_nvm(struct ice_hw *hw, u16 module_typeid, u32 offset,
 
 	/* In offset the highest byte must be zeroed. */
 	if (offset & 0xFF000000)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_nvm_write);
 
@@ -329,7 +329,7 @@ ice_read_flash_module(struct ice_hw *hw, enum ice_bank_select bank, u16 module,
 	if (!start) {
 		ice_debug(hw, ICE_DBG_NVM, "Unable to calculate flash bank offset for module 0x%04x\n",
 			  module);
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	}
 
 	status = ice_acquire_nvm(hw, ICE_RES_READ);
@@ -482,7 +482,7 @@ ice_get_pfa_module_tlv(struct ice_hw *hw, u16 *module_tlv, u16 *module_tlv_len,
 				*module_tlv_len = tlv_len;
 				return 0;
 			}
-			return ICE_ERR_INVAL_SIZE;
+			return -EINVAL;
 		}
 		/* Check next TLV, i.e. current TLV pointer + length + 2 words
 		 * (for current TLV's type and length)
@@ -490,7 +490,7 @@ ice_get_pfa_module_tlv(struct ice_hw *hw, u16 *module_tlv, u16 *module_tlv_len,
 		next_tlv = next_tlv + tlv_len + 2;
 	}
 	/* Module does not exist */
-	return ICE_ERR_DOES_NOT_EXIST;
+	return -ENOENT;
 }
 
 /**
@@ -525,7 +525,7 @@ ice_read_pba_string(struct ice_hw *hw, u8 *pba_num, u32 pba_num_size)
 
 	if (pba_tlv_len < pba_size) {
 		ice_debug(hw, ICE_DBG_INIT, "Invalid PBA Block TLV size.\n");
-		return ICE_ERR_INVAL_SIZE;
+		return -EINVAL;
 	}
 
 	/* Subtract one to get PBA word count (PBA Size word is included in
@@ -534,7 +534,7 @@ ice_read_pba_string(struct ice_hw *hw, u8 *pba_num, u32 pba_num_size)
 	pba_size--;
 	if (pba_num_size < (((u32)pba_size * 2) + 1)) {
 		ice_debug(hw, ICE_DBG_INIT, "Buffer too small for PBA data.\n");
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 	}
 
 	for (i = 0; i < pba_size; i++) {
@@ -650,14 +650,14 @@ ice_get_orom_civd_data(struct ice_hw *hw, enum ice_bank_select bank,
 		if (sum) {
 			ice_debug(hw, ICE_DBG_NVM, "Found CIVD data with invalid checksum of %u\n",
 				  sum);
-			return ICE_ERR_NVM;
+			return -EIO;
 		}
 
 		*civd = tmp;
 		return 0;
 	}
 
-	return ICE_ERR_NVM;
+	return -EIO;
 }
 
 /**
@@ -730,7 +730,7 @@ ice_get_netlist_info(struct ice_hw *hw, enum ice_bank_select bank,
 	if (module_id != ICE_NETLIST_LINK_TOPO_MOD_ID) {
 		ice_debug(hw, ICE_DBG_NVM, "Expected netlist module_id ID of 0x%04x, but got 0x%04x\n",
 			  ICE_NETLIST_LINK_TOPO_MOD_ID, module_id);
-		return ICE_ERR_NVM;
+		return -EIO;
 	}
 
 	status = ice_read_netlist_module(hw, bank, ICE_LINK_TOPO_MODULE_LEN, &length);
@@ -741,7 +741,7 @@ ice_get_netlist_info(struct ice_hw *hw, enum ice_bank_select bank,
 	if (length < ICE_NETLIST_ID_BLK_SIZE) {
 		ice_debug(hw, ICE_DBG_NVM, "Netlist Link Topology module too small. Expected at least %u words, but got %u words.\n",
 			  ICE_NETLIST_ID_BLK_SIZE, length);
-		return ICE_ERR_NVM;
+		return -EIO;
 	}
 
 	status = ice_read_netlist_module(hw, bank, ICE_LINK_TOPO_NODE_COUNT, &node_count);
@@ -751,7 +751,7 @@ ice_get_netlist_info(struct ice_hw *hw, enum ice_bank_select bank,
 
 	id_blk = kcalloc(ICE_NETLIST_ID_BLK_SIZE, sizeof(*id_blk), GFP_KERNEL);
 	if (!id_blk)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	/* Read out the entire Netlist ID Block at once. */
 	status = ice_read_flash_module(hw, bank, ICE_SR_NETLIST_BANK_PTR,
@@ -819,7 +819,7 @@ static int ice_discover_flash_size(struct ice_hw *hw)
 		u8 data;
 
 		status = ice_read_flat_nvm(hw, offset, &len, &data, false);
-		if (status == ICE_ERR_AQ_ERROR &&
+		if (status == -EIO &&
 		    hw->adminq.sq_last_status == ICE_AQ_RC_EINVAL) {
 			ice_debug(hw, ICE_DBG_NVM, "%s: New upper bound of %u bytes\n",
 				  __func__, offset);
@@ -933,7 +933,7 @@ ice_determine_active_flash_banks(struct ice_hw *hw)
 	/* Check that the control word indicates validity */
 	if ((ctrl_word & ICE_SR_CTRL_WORD_1_M) >> ICE_SR_CTRL_WORD_1_S != ICE_SR_CTRL_WORD_VALID) {
 		ice_debug(hw, ICE_DBG_NVM, "Shadow RAM control word is invalid\n");
-		return ICE_ERR_CFG;
+		return -EIO;
 	}
 
 	if (!(ctrl_word & ICE_SR_CTRL_WORD_NVM_BANK))
@@ -1021,7 +1021,7 @@ int ice_init_nvm(struct ice_hw *hw)
 		/* Blank programming mode */
 		flash->blank_nvm_mode = true;
 		ice_debug(hw, ICE_DBG_NVM, "NVM init error: unsupported blank mode.\n");
-		return ICE_ERR_NVM_BLANK_MODE;
+		return -EIO;
 	}
 
 	status = ice_discover_flash_size(hw);
@@ -1080,7 +1080,7 @@ int ice_nvm_validate_checksum(struct ice_hw *hw)
 
 	if (!status)
 		if (le16_to_cpu(cmd->checksum) != ICE_AQC_NVM_CHECKSUM_CORRECT)
-			status = ICE_ERR_NVM_CHECKSUM;
+			status = -EIO;
 
 	return status;
 }
@@ -1144,7 +1144,7 @@ ice_nvm_set_pkg_data(struct ice_hw *hw, bool del_pkg_data_flag, u8 *data,
 	struct ice_aq_desc desc;
 
 	if (length != 0 && !data)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	cmd = &desc.params.pkg_data;
 
@@ -1183,7 +1183,7 @@ ice_nvm_pass_component_tbl(struct ice_hw *hw, u8 *data, u16 length,
 	int status;
 
 	if (!data || !comp_response || !comp_response_code)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	cmd = &desc.params.pass_comp_tbl;
 

drivers/net/ethernet/intel/ice/ice_sriov.c

@@ -236,7 +236,7 @@ ice_mbx_detect_malvf(struct ice_hw *hw, u16 vf_id,
 	struct ice_mbx_snapshot *snap = &hw->mbx_snapshot;
 
 	if (vf_id >= snap->mbx_vf.vfcntr_len)
-		return ICE_ERR_OUT_OF_RANGE;
+		return -EIO;
 
 	/* increment the message count in the VF array */
 	snap->mbx_vf.vf_cntr[vf_id]++;
@@ -309,7 +309,7 @@ ice_mbx_vf_state_handler(struct ice_hw *hw,
 	int status = 0;
 
 	if (!is_malvf || !mbx_data)
-		return ICE_ERR_BAD_PTR;
+		return -EINVAL;
 
 	/* When entering the mailbox state machine assume that the VF
 	 * is not malicious until detected.
@@ -320,7 +320,7 @@ ice_mbx_vf_state_handler(struct ice_hw *hw,
 	  * interrupt is not less than the defined AVF message threshold.
 	  */
 	if (mbx_data->max_num_msgs_mbx <= ICE_ASYNC_VF_MSG_THRESHOLD)
-		return ICE_ERR_INVAL_SIZE;
+		return -EINVAL;
 
 	/* The watermark value should not be lesser than the threshold limit
 	 * set for the number of asynchronous messages a VF can send to mailbox
@@ -329,7 +329,7 @@ ice_mbx_vf_state_handler(struct ice_hw *hw,
 	 */
 	if (mbx_data->async_watermark_val < ICE_ASYNC_VF_MSG_THRESHOLD ||
 	    mbx_data->async_watermark_val > mbx_data->max_num_msgs_mbx)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	new_state = ICE_MAL_VF_DETECT_STATE_INVALID;
 	snap_buf = &snap->mbx_buf;
@@ -383,7 +383,7 @@ ice_mbx_vf_state_handler(struct ice_hw *hw,
 
 	default:
 		new_state = ICE_MAL_VF_DETECT_STATE_INVALID;
-		status = ICE_ERR_CFG;
+		status = -EIO;
 	}
 
 	snap_buf->state = new_state;
@@ -410,15 +410,15 @@ ice_mbx_report_malvf(struct ice_hw *hw, unsigned long *all_malvfs,
 		     u16 bitmap_len, u16 vf_id, bool *report_malvf)
 {
 	if (!all_malvfs || !report_malvf)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	*report_malvf = false;
 
 	if (bitmap_len < hw->mbx_snapshot.mbx_vf.vfcntr_len)
-		return ICE_ERR_INVAL_SIZE;
+		return -EINVAL;
 
 	if (vf_id >= bitmap_len)
-		return ICE_ERR_OUT_OF_RANGE;
+		return -EIO;
 
 	/* If the vf_id is found in the bitmap set bit and boolean to true */
 	if (!test_and_set_bit(vf_id, all_malvfs))
@@ -446,14 +446,14 @@ ice_mbx_clear_malvf(struct ice_mbx_snapshot *snap, unsigned long *all_malvfs,
 		    u16 bitmap_len, u16 vf_id)
 {
 	if (!snap || !all_malvfs)
-		return ICE_ERR_PARAM;
+		return -EINVAL;
 
 	if (bitmap_len < snap->mbx_vf.vfcntr_len)
-		return ICE_ERR_INVAL_SIZE;
+		return -EINVAL;
 
 	/* Ensure VF ID value is not larger than bitmap or VF counter length */
 	if (vf_id >= bitmap_len || vf_id >= snap->mbx_vf.vfcntr_len)
-		return ICE_ERR_OUT_OF_RANGE;
+		return -EIO;
 
 	/* Clear VF ID bit in the bitmap tracking malicious VFs attached to PF */
 	clear_bit(vf_id, all_malvfs);
@@ -491,13 +491,13 @@ int ice_mbx_init_snapshot(struct ice_hw *hw, u16 vf_count)
 	 * the functional capabilities of the PF.
 	 */
 	if (!vf_count || vf_count > hw->func_caps.num_allocd_vfs)
-		return ICE_ERR_INVAL_SIZE;
+		return -EINVAL;
 
 	snap->mbx_vf.vf_cntr = devm_kcalloc(ice_hw_to_dev(hw), vf_count,
 					    sizeof(*snap->mbx_vf.vf_cntr),
 					    GFP_KERNEL);
 	if (!snap->mbx_vf.vf_cntr)
-		return ICE_ERR_NO_MEMORY;
+		return -ENOMEM;
 
 	/* Setting the VF counter length to the number of allocated
 	 * VFs for given PF's functional capabilities.

drivers/net/ethernet/intel/ice/ice_status.h

-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2018, Intel Corporation. */
-
-#ifndef _ICE_STATUS_H_
-#define _ICE_STATUS_H_
-
-/* Error Codes */
-enum ice_status {
-	ICE_SUCCESS				= 0,
-
-	/* Generic codes : Range -1..-49 */
-	ICE_ERR_PARAM				= -1,
-	ICE_ERR_NOT_IMPL			= -2,
-	ICE_ERR_NOT_READY			= -3,
-	ICE_ERR_NOT_SUPPORTED			= -4,
-	ICE_ERR_BAD_PTR				= -5,
-	ICE_ERR_INVAL_SIZE			= -6,
-	ICE_ERR_DEVICE_NOT_SUPPORTED		= -8,
-	ICE_ERR_RESET_FAILED			= -9,
-	ICE_ERR_FW_API_VER			= -10,
-	ICE_ERR_NO_MEMORY			= -11,
-	ICE_ERR_CFG				= -12,
-	ICE_ERR_OUT_OF_RANGE			= -13,
-	ICE_ERR_ALREADY_EXISTS			= -14,
-	ICE_ERR_DOES_NOT_EXIST			= -15,
-	ICE_ERR_IN_USE				= -16,
-	ICE_ERR_MAX_LIMIT			= -17,
-	ICE_ERR_RESET_ONGOING			= -18,
-	ICE_ERR_HW_TABLE			= -19,
-	ICE_ERR_FW_DDP_MISMATCH			= -20,
-
-	ICE_ERR_NVM				= -50,
-	ICE_ERR_NVM_CHECKSUM			= -51,
-	ICE_ERR_BUF_TOO_SHORT			= -52,
-	ICE_ERR_NVM_BLANK_MODE			= -53,
-	ICE_ERR_AQ_ERROR			= -100,
-	ICE_ERR_AQ_TIMEOUT			= -101,
-	ICE_ERR_AQ_FULL				= -102,
-	ICE_ERR_AQ_NO_WORK			= -103,
-	ICE_ERR_AQ_EMPTY			= -104,
-	ICE_ERR_AQ_FW_CRITICAL			= -105,
-};
-
-#endif /* _ICE_STATUS_H_ */

drivers/net/ethernet/intel/ice/ice_tc_lib.c

@@ -450,7 +450,7 @@ ice_eswitch_add_tc_fltr(struct ice_vsi *vsi, struct ice_tc_flower_fltr *fltr)
 	rule_info.fltr_rule_id = fltr->cookie;
 
 	status = ice_add_adv_rule(hw, list, lkups_cnt, &rule_info, &rule_added);
-	if (status == ICE_ERR_ALREADY_EXISTS) {
+	if (status == -EEXIST) {
 		NL_SET_ERR_MSG_MOD(fltr->extack, "Unable to add filter because it already exist");
 		ret = -EINVAL;
 		goto exit;
@@ -1162,7 +1162,7 @@ static int ice_del_tc_fltr(struct ice_vsi *vsi, struct ice_tc_flower_fltr *fltr)
 	rule_rem.vsi_handle = fltr->dest_id;
 	err = ice_rem_adv_rule_by_id(&pf->hw, &rule_rem);
 	if (err) {
-		if (err == ICE_ERR_DOES_NOT_EXIST) {
+		if (err == -ENOENT) {
 			NL_SET_ERR_MSG_MOD(fltr->extack, "Filter does not exist");
 			return -ENOENT;
 		}

drivers/net/ethernet/intel/ice/ice_type.h

@@ -7,7 +7,6 @@
 #define ICE_BYTES_PER_WORD	2
 #define ICE_BYTES_PER_DWORD	4
 
-#include "ice_status.h"
 #include "ice_hw_autogen.h"
 #include "ice_osdep.h"
 #include "ice_controlq.h"

drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c

@@ -605,7 +605,7 @@ ice_vc_fdir_write_flow_prof(struct ice_vf *vf, enum ice_fltr_ptype flow,
 
 	status = ice_flow_add_prof(hw, ICE_BLK_FD, ICE_FLOW_RX, prof_id, seg,
 				   tun + 1, &prof);
-	ret = ice_status_to_errno(status);
+	ret = status;
 	if (ret) {
 		dev_dbg(dev, "Could not add VSI flow 0x%x for VF %d\n",
 			flow, vf->vf_id);
@@ -615,7 +615,7 @@ ice_vc_fdir_write_flow_prof(struct ice_vf *vf, enum ice_fltr_ptype flow,
 	status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
 				    vf_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 				    seg, &entry1_h);
-	ret = ice_status_to_errno(status);
+	ret = status;
 	if (ret) {
 		dev_dbg(dev, "Could not add flow 0x%x VSI entry for VF %d\n",
 			flow, vf->vf_id);
@@ -625,7 +625,7 @@ ice_vc_fdir_write_flow_prof(struct ice_vf *vf, enum ice_fltr_ptype flow,
 	status = ice_flow_add_entry(hw, ICE_BLK_FD, prof_id, vf_vsi->idx,
 				    ctrl_vsi->idx, ICE_FLOW_PRIO_NORMAL,
 				    seg, &entry2_h);
-	ret = ice_status_to_errno(status);
+	ret = status;
 	if (ret) {
 		dev_dbg(dev,
 			"Could not add flow 0x%x Ctrl VSI entry for VF %d\n",
@@ -1230,7 +1230,7 @@ static int ice_vc_fdir_write_fltr(struct ice_vf *vf,
 
 	ice_fdir_get_prgm_desc(hw, input, &desc, add);
 	status = ice_fdir_get_gen_prgm_pkt(hw, input, pkt, false, is_tun);
-	ret = ice_status_to_errno(status);
+	ret = status;
 	if (ret) {
 		dev_dbg(dev, "Gen training pkt for VF %d ptype %d failed\n",
 			vf->vf_id, input->flow_type);

drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c

@@ -862,7 +862,7 @@ static int ice_vf_rebuild_host_mac_cfg(struct ice_vf *vf)
 	if (status) {
 		dev_err(dev, "failed to add broadcast MAC filter for VF %u, error %d\n",
 			vf->vf_id, status);
-		return ice_status_to_errno(status);
+		return status;
 	}
 
 	vf->num_mac++;
@@ -874,7 +874,7 @@ static int ice_vf_rebuild_host_mac_cfg(struct ice_vf *vf)
 			dev_err(dev, "failed to add default unicast MAC filter %pM for VF %u, error %d\n",
 				&vf->hw_lan_addr.addr[0], vf->vf_id,
 				status);
-			return ice_status_to_errno(status);
+			return status;
 		}
 		vf->num_mac++;
 
@@ -1238,10 +1238,10 @@ ice_vf_set_vsi_promisc(struct ice_vf *vf, struct ice_vsi *vsi, u8 promisc_m)
 	else
 		status = ice_fltr_set_vsi_promisc(hw, vsi->idx, promisc_m, 0);
 
-	if (status && status != ICE_ERR_ALREADY_EXISTS) {
+	if (status && status != -EEXIST) {
 		dev_err(ice_pf_to_dev(vsi->back), "enable Tx/Rx filter promiscuous mode on VF-%u failed, error: %d\n",
 			vf->vf_id, status);
-		return ice_status_to_errno(status);
+		return status;
 	}
 
 	return 0;
@@ -1261,10 +1261,10 @@ ice_vf_clear_vsi_promisc(struct ice_vf *vf, struct ice_vsi *vsi, u8 promisc_m)
 	else
 		status = ice_fltr_clear_vsi_promisc(hw, vsi->idx, promisc_m, 0);
 
-	if (status && status != ICE_ERR_DOES_NOT_EXIST) {
+	if (status && status != -ENOENT) {
 		dev_err(ice_pf_to_dev(vsi->back), "disable Tx/Rx filter promiscuous mode on VF-%u failed, error: %d\n",
 			vf->vf_id, status);
-		return ice_status_to_errno(status);
+		return status;
 	}
 
 	return 0;
@@ -1758,7 +1758,7 @@ static int ice_init_vf_vsi_res(struct ice_vf *vf)
 	if (status) {
 		dev_err(dev, "Failed to add broadcast MAC filter for VF %d, error %d\n",
 			vf->vf_id, status);
-		err = ice_status_to_errno(status);
+		err = status;
 		goto release_vsi;
 	}
 
@@ -2026,7 +2026,7 @@ int ice_sriov_configure(struct pci_dev *pdev, int num_vfs)
 
 	status = ice_mbx_init_snapshot(&pf->hw, num_vfs);
 	if (status)
-		return ice_status_to_errno(status);
+		return status;
 
 	err = ice_pci_sriov_ena(pf, num_vfs);
 	if (err) {
@@ -2733,12 +2733,12 @@ static int ice_vc_handle_rss_cfg(struct ice_vf *vf, u8 *msg, bool add)
 
 			status = ice_rem_rss_cfg(hw, vsi->idx, hash_flds,
 						 addl_hdrs);
-			/* We just ignore ICE_ERR_DOES_NOT_EXIST, because
+			/* We just ignore -ENOENT, because
 			 * if two configurations share the same profile remove
 			 * one of them actually removes both, since the
 			 * profile is deleted.
 			 */
-			if (status && status != ICE_ERR_DOES_NOT_EXIST) {
+			if (status && status != -ENOENT) {
 				v_ret = VIRTCHNL_STATUS_ERR_PARAM;
 				dev_err(dev, "ice_rem_rss_cfg failed for VF ID:%d, error:%d\n",
 					vf->vf_id, status);
@@ -3802,7 +3802,7 @@ ice_vc_add_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi,
 	}
 
 	status = ice_fltr_add_mac(vsi, mac_addr, ICE_FWD_TO_VSI);
-	if (status == ICE_ERR_ALREADY_EXISTS) {
+	if (status == -EEXIST) {
 		dev_dbg(dev, "MAC %pM already exists for VF %d\n", mac_addr,
 			vf->vf_id);
 		/* don't return since we might need to update
@@ -3896,7 +3896,7 @@ ice_vc_del_mac_addr(struct ice_vf *vf, struct ice_vsi *vsi,
 		return 0;
 
 	status = ice_fltr_remove_mac(vsi, mac_addr, ICE_FWD_TO_VSI);
-	if (status == ICE_ERR_DOES_NOT_EXIST) {
+	if (status == -ENOENT) {
 		dev_err(dev, "MAC %pM does not exist for VF %d\n", mac_addr,
 			vf->vf_id);
 		return -ENOENT;