text: /*
   * Copyright (c) 2016 - 2018 Cavium Inc.
   * All rights reserved.
   * www.cavium.com
   *
   * See LICENSE.qede_pmd for copyright and licensing details.
   */
  
  #include "bcm_osal.h"
  #include "ecore.h"
  #include "ecore_hsi_eth.h"
  #include "ecore_sriov.h"
  #include "ecore_l2_api.h"
  #include "ecore_vf.h"
  #include "ecore_vfpf_if.h"
  #include "ecore_status.h"
  #include "reg_addr.h"
  #include "ecore_int.h"
  #include "ecore_l2.h"
  #include "ecore_mcp_api.h"
  #include "ecore_vf_api.h"
  
  static void *ecore_vf_pf_prep(struct ecore_hwfn *p_hwfn, u16 type, u16 length)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	void *p_tlv;
  
  	/* This lock is released when we receive PF's response
  	 * in ecore_send_msg2pf().
  	 * So, ecore_vf_pf_prep() and ecore_send_msg2pf()
  	 * must come in sequence.
  	 */
  	OSAL_MUTEX_ACQUIRE(&p_iov->mutex);
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "preparing to send %s tlv over vf pf channel\n",
  		   ecore_channel_tlvs_string[type]);
  
  	/* Reset Request offset */
  	p_iov->offset = (u8 *)(p_iov->vf2pf_request);
  
  	/* Clear mailbox - both request and reply */
  	OSAL_MEMSET(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs));
  	OSAL_MEMSET(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));
  
  	/* Init type and length */
  	p_tlv = ecore_add_tlv(&p_iov->offset, type, length);
  
  	/* Init first tlv header */
  	((struct vfpf_first_tlv *)p_tlv)->reply_address =
  	    (u64)p_iov->pf2vf_reply_phys;
  
  	return p_tlv;
  }
  
  static void ecore_vf_pf_req_end(struct ecore_hwfn *p_hwfn,
  				 enum _ecore_status_t req_status)
  {
  	union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply;
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "VF request status = 0x%x, PF reply status = 0x%x\n",
  		   req_status, resp->default_resp.hdr.status);
  
  	OSAL_MUTEX_RELEASE(&p_hwfn->vf_iov_info->mutex);
  }
  
  #ifdef CONFIG_ECORE_SW_CHANNEL
  /* The SW channel implementation of Windows needs to know the 'exact'
   * response size of any given message. That means that for future
   * messages we'd be unable to send TLVs to PF if he'll be unable to
   * answer them if the |response| != |default response|.
   * We'd need to handshake in acquire capabilities for any such.
   */
  #endif
  static enum _ecore_status_t
  ecore_send_msg2pf(struct ecore_hwfn *p_hwfn,
  		  u8 *done, u32 resp_size)
  {
  	union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request;
  	struct ustorm_trigger_vf_zone trigger;
  	struct ustorm_vf_zone *zone_data;
  	enum _ecore_status_t rc = ECORE_SUCCESS;
  	int time = 100;
  
  	zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B;
  
  	/* output tlvs list */
  	ecore_dp_tlv_list(p_hwfn, p_req);
  
  	/* need to add the END TLV to the message size */
  	resp_size += sizeof(struct channel_list_end_tlv);
  
  	/* Send TLVs over HW channel */
  	OSAL_MEMSET(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone));
  	trigger.vf_pf_msg_valid = 1;
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "VF -> PF [%02x] message: [%08x, %08x] --> %p,"
  		   " %08x --> %p\n",
  		   GET_FIELD(p_hwfn->hw_info.concrete_fid,
  			     PXP_CONCRETE_FID_PFID),
  		   U64_HI(p_hwfn->vf_iov_info->vf2pf_request_phys),
  		   U64_LO(p_hwfn->vf_iov_info->vf2pf_request_phys),
  		   &zone_data->non_trigger.vf_pf_msg_addr,
  		   *((u32 *)&trigger), &zone_data->trigger);
  
  	REG_WR(p_hwfn,
  	       (osal_uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo,
  	       U64_LO(p_hwfn->vf_iov_info->vf2pf_request_phys));
  
  	REG_WR(p_hwfn,
  	       (osal_uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi,
  	       U64_HI(p_hwfn->vf_iov_info->vf2pf_request_phys));
  
  	/* The message data must be written first, to prevent trigger before
  	 * data is written.
  	 */
  	OSAL_WMB(p_hwfn->p_dev);
  
  	REG_WR(p_hwfn, (osal_uintptr_t)&zone_data->trigger,
  	       *((u32 *)&trigger));
  
  	/* When PF would be done with the response, it would write back to the
  	 * `done' address. Poll until then.
  	 */
  	while ((!*done) && time) {
  		OSAL_MSLEEP(25);
  		time--;
  	}
  
  	if (!*done) {
  		DP_NOTICE(p_hwfn, true,
  			  "VF <-- PF Timeout [Type %d]\n",
  			  p_req->first_tlv.tl.type);
  		rc = ECORE_TIMEOUT;
  	} else {
  		if ((*done != PFVF_STATUS_SUCCESS) &&
  		    (*done != PFVF_STATUS_NO_RESOURCE))
  			DP_NOTICE(p_hwfn, false,
  				  "PF response: %d [Type %d]\n",
  				  *done, p_req->first_tlv.tl.type);
  		else
  			DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  				   "PF response: %d [Type %d]\n",
  				   *done, p_req->first_tlv.tl.type);
  	}
  
  	return rc;
  }
  
  static void ecore_vf_pf_add_qid(struct ecore_hwfn *p_hwfn,
  				struct ecore_queue_cid *p_cid)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_qid_tlv *p_qid_tlv;
  
  	/* Only add QIDs for the queue if it was negotiated with PF */
  	if (!(p_iov->acquire_resp.pfdev_info.capabilities &
  	      PFVF_ACQUIRE_CAP_QUEUE_QIDS))
  		return;
  
  	p_qid_tlv = ecore_add_tlv(&p_iov->offset,
  				  CHANNEL_TLV_QID, sizeof(*p_qid_tlv));
  	p_qid_tlv->qid = p_cid->qid_usage_idx;
  }
  
  enum _ecore_status_t _ecore_vf_pf_release(struct ecore_hwfn *p_hwfn,
  					  bool b_final)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *resp;
  	struct vfpf_first_tlv *req;
  	u32 size;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req));
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  
  	if (rc == ECORE_SUCCESS && resp->hdr.status != PFVF_STATUS_SUCCESS)
  		rc = ECORE_AGAIN;
  
  	ecore_vf_pf_req_end(p_hwfn, rc);
  	if (!b_final)
  		return rc;
  
  	p_hwfn->b_int_enabled = 0;
  
  	if (p_iov->vf2pf_request)
  		OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
  				       p_iov->vf2pf_request,
  				       p_iov->vf2pf_request_phys,
  				       sizeof(union vfpf_tlvs));
  	if (p_iov->pf2vf_reply)
  		OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
  				       p_iov->pf2vf_reply,
  				       p_iov->pf2vf_reply_phys,
  				       sizeof(union pfvf_tlvs));
  
  	if (p_iov->bulletin.p_virt) {
  		size = sizeof(struct ecore_bulletin_content);
  		OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
  				       p_iov->bulletin.p_virt,
  				       p_iov->bulletin.phys,
  				       size);
  	}
  
  #ifdef CONFIG_ECORE_LOCK_ALLOC
  	OSAL_MUTEX_DEALLOC(&p_iov->mutex);
  #endif
  
  	OSAL_FREE(p_hwfn->p_dev, p_hwfn->vf_iov_info);
  	p_hwfn->vf_iov_info = OSAL_NULL;
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_release(struct ecore_hwfn *p_hwfn)
  {
  	return _ecore_vf_pf_release(p_hwfn, true);
  }
  
  #define VF_ACQUIRE_THRESH 3
  static void ecore_vf_pf_acquire_reduce_resc(struct ecore_hwfn *p_hwfn,
  					    struct vf_pf_resc_request *p_req,
  					    struct pf_vf_resc *p_resp)
  {
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "PF unwilling to fullill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]. Try PF recommended amount\n",
  		   p_req->num_rxqs, p_resp->num_rxqs,
  		   p_req->num_rxqs, p_resp->num_txqs,
  		   p_req->num_sbs, p_resp->num_sbs,
  		   p_req->num_mac_filters, p_resp->num_mac_filters,
  		   p_req->num_vlan_filters, p_resp->num_vlan_filters,
  		   p_req->num_mc_filters, p_resp->num_mc_filters,
  		   p_req->num_cids, p_resp->num_cids);
  
  	/* humble our request */
  	p_req->num_txqs = p_resp->num_txqs;
  	p_req->num_rxqs = p_resp->num_rxqs;
  	p_req->num_sbs = p_resp->num_sbs;
  	p_req->num_mac_filters = p_resp->num_mac_filters;
  	p_req->num_vlan_filters = p_resp->num_vlan_filters;
  	p_req->num_mc_filters = p_resp->num_mc_filters;
  	p_req->num_cids = p_resp->num_cids;
  }
  
  static enum _ecore_status_t ecore_vf_pf_acquire(struct ecore_hwfn *p_hwfn)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp;
  	struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
  	struct ecore_vf_acquire_sw_info vf_sw_info;
  	struct vf_pf_resc_request *p_resc;
  	bool resources_acquired = false;
  	struct vfpf_acquire_tlv *req;
  	int attempts = 0;
  	enum _ecore_status_t rc = ECORE_SUCCESS;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req));
  	p_resc = &req->resc_request;
  
  	/* @@@ TBD: PF may not be ready bnx2x_get_vf_id... */
  	req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid;
  
  	p_resc->num_rxqs = ECORE_MAX_VF_CHAINS_PER_PF;
  	p_resc->num_txqs = ECORE_MAX_VF_CHAINS_PER_PF;
  	p_resc->num_sbs = ECORE_MAX_VF_CHAINS_PER_PF;
  	p_resc->num_mac_filters = ECORE_ETH_VF_NUM_MAC_FILTERS;
  	p_resc->num_vlan_filters = ECORE_ETH_VF_NUM_VLAN_FILTERS;
  	p_resc->num_cids = ECORE_ETH_VF_DEFAULT_NUM_CIDS;
  
  	OSAL_MEMSET(&vf_sw_info, 0, sizeof(vf_sw_info));
  	OSAL_VF_FILL_ACQUIRE_RESC_REQ(p_hwfn, &req->resc_request, &vf_sw_info);
  
  	req->vfdev_info.os_type = vf_sw_info.os_type;
  	req->vfdev_info.driver_version = vf_sw_info.driver_version;
  	req->vfdev_info.fw_major = FW_MAJOR_VERSION;
  	req->vfdev_info.fw_minor = FW_MINOR_VERSION;
  	req->vfdev_info.fw_revision = FW_REVISION_VERSION;
  	req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION;
  	req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
  	req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR;
  
  	/* Fill capability field with any non-deprecated config we support */
  	req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G;
  
  	/* If we've mapped the doorbell bar, try using queue qids */
  	if (p_iov->b_doorbell_bar)
  		req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR |
  						VFPF_ACQUIRE_CAP_QUEUE_QIDS;
  
  	/* pf 2 vf bulletin board address */
  	req->bulletin_addr = p_iov->bulletin.phys;
  	req->bulletin_size = p_iov->bulletin.size;
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	while (!resources_acquired) {
  		DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  			   "attempting to acquire resources\n");
  
  		/* Clear response buffer, as this might be a re-send */
  		OSAL_MEMSET(p_iov->pf2vf_reply, 0,
  			    sizeof(union pfvf_tlvs));
  
  		/* send acquire request */
  		rc = ecore_send_msg2pf(p_hwfn,
  				       &resp->hdr.status, sizeof(*resp));
  		if (rc != ECORE_SUCCESS)
  			goto exit;
  
  		/* copy acquire response from buffer to p_hwfn */
  		OSAL_MEMCPY(&p_iov->acquire_resp,
  			    resp, sizeof(p_iov->acquire_resp));
  
  		attempts++;
  
  		if (resp->hdr.status == PFVF_STATUS_SUCCESS) {
  			/* PF agrees to allocate our resources */
  			if (!(resp->pfdev_info.capabilities &
  			      PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) {
  				/* It's possible legacy PF mistakenly accepted;
  				 * but we don't care - simply mark it as
  				 * legacy and continue.
  				 */
  				req->vfdev_info.capabilities |=
  					VFPF_ACQUIRE_CAP_PRE_FP_HSI;
  			}
  			DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  				   "resources acquired\n");
  			resources_acquired = true;
  		} /* PF refuses to allocate our resources */
  		else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE &&
  			 attempts < VF_ACQUIRE_THRESH) {
  			ecore_vf_pf_acquire_reduce_resc(p_hwfn, p_resc,
  							&resp->resc);
  
  		} else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) {
  			if (pfdev_info->major_fp_hsi &&
  			    (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) {
  				DP_NOTICE(p_hwfn, false,
  					  "PF uses an incompatible fastpath HSI"
  					  " %02x.%02x [VF requires %02x.%02x]."
  					  " Please change to a VF driver using"
  					  " %02x.xx.\n",
  					  pfdev_info->major_fp_hsi,
  					  pfdev_info->minor_fp_hsi,
  					  ETH_HSI_VER_MAJOR, ETH_HSI_VER_MINOR,
  					  pfdev_info->major_fp_hsi);
  				rc = ECORE_INVAL;
  				goto exit;
  			}
  
  			if (!pfdev_info->major_fp_hsi) {
  				if (req->vfdev_info.capabilities &
  				    VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
  					DP_NOTICE(p_hwfn, false,
  						  "PF uses very old drivers."
  						  " Please change to a VF"
  						  " driver using no later than"
  						  " 8.8.x.x.\n");
  					rc = ECORE_INVAL;
  					goto exit;
  				} else {
  					DP_INFO(p_hwfn,
  						"PF is old - try re-acquire to"
  						" see if it supports FW-version"
  						" override\n");
  					req->vfdev_info.capabilities |=
  						VFPF_ACQUIRE_CAP_PRE_FP_HSI;
  					continue;
  				}
  			}
  
  			/* If PF/VF are using same Major, PF must have had
  			 * it's reasons. Simply fail.
  			 */
  			DP_NOTICE(p_hwfn, false,
  				  "PF rejected acquisition by VF\n");
  			rc = ECORE_INVAL;
  			goto exit;
  		} else {
  			DP_ERR(p_hwfn,
  			       "PF returned err %d to VF acquisition request\n",
  			       resp->hdr.status);
  			rc = ECORE_AGAIN;
  			goto exit;
  		}
  	}
  
  	/* Mark the PF as legacy, if needed */
  	if (req->vfdev_info.capabilities &
  	    VFPF_ACQUIRE_CAP_PRE_FP_HSI)
  		p_iov->b_pre_fp_hsi = true;
  
  	/* In case PF doesn't support multi-queue Tx, update the number of
  	 * CIDs to reflect the number of queues [older PFs didn't fill that
  	 * field].
  	 */
  	if (!(resp->pfdev_info.capabilities &
  	      PFVF_ACQUIRE_CAP_QUEUE_QIDS))
  		resp->resc.num_cids = resp->resc.num_rxqs +
  				      resp->resc.num_txqs;
  
  	rc = OSAL_VF_UPDATE_ACQUIRE_RESC_RESP(p_hwfn, &resp->resc);
  	if (rc) {
  		DP_NOTICE(p_hwfn, true,
  			  "VF_UPDATE_ACQUIRE_RESC_RESP Failed:"
  			  " status = 0x%x.\n",
  			  rc);
  		rc = ECORE_AGAIN;
  		goto exit;
  	}
  
  	/* Update bulletin board size with response from PF */
  	p_iov->bulletin.size = resp->bulletin_size;
  
  	/* get HW info */
  	p_hwfn->p_dev->type = resp->pfdev_info.dev_type;
  	p_hwfn->p_dev->chip_rev = (u8)resp->pfdev_info.chip_rev;
  
  	DP_INFO(p_hwfn, "Chip details - %s%d\n",
  		ECORE_IS_BB(p_hwfn->p_dev) ? "BB" : "AH",
  		CHIP_REV_IS_A0(p_hwfn->p_dev) ? 0 : 1);
  
  	p_hwfn->p_dev->chip_num = pfdev_info->chip_num & 0xffff;
  
  	/* Learn of the possibility of CMT */
  	if (IS_LEAD_HWFN(p_hwfn)) {
  		if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) {
  			DP_INFO(p_hwfn, "100g VF\n");
  			p_hwfn->p_dev->num_hwfns = 2;
  		}
  	}
  
  	/* @DPDK */
  	if ((~p_iov->b_pre_fp_hsi &
  	    ETH_HSI_VER_MINOR) &&
  	    (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR))
  		DP_INFO(p_hwfn,
  			"PF is using older fastpath HSI;"
  			" %02x.%02x is configured\n",
  			ETH_HSI_VER_MAJOR,
  			resp->pfdev_info.minor_fp_hsi);
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  u32 ecore_vf_hw_bar_size(struct ecore_hwfn *p_hwfn,
  			 enum BAR_ID bar_id)
  {
  	u32 bar_size;
  
  	/* Regview size is fixed */
  	if (bar_id == BAR_ID_0)
  		return 1 << 17;
  
  	/* Doorbell is received from PF */
  	bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size;
  	if (bar_size)
  		return 1 << bar_size;
  	return 0;
  }
  
  enum _ecore_status_t ecore_vf_hw_prepare(struct ecore_hwfn *p_hwfn)
  {
  	struct ecore_hwfn *p_lead = ECORE_LEADING_HWFN(p_hwfn->p_dev);
  	struct ecore_vf_iov *p_iov;
  	u32 reg;
  	enum _ecore_status_t rc;
  
  	/* Set number of hwfns - might be overridden once leading hwfn learns
  	 * actual configuration from PF.
  	 */
  	if (IS_LEAD_HWFN(p_hwfn))
  		p_hwfn->p_dev->num_hwfns = 1;
  
  	reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS;
  	p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg);
  
  	reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS;
  	p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg);
  
  	/* Allocate vf sriov info */
  	p_iov = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_iov));
  	if (!p_iov) {
  		DP_NOTICE(p_hwfn, true,
  			  "Failed to allocate `struct ecore_sriov'\n");
  		return ECORE_NOMEM;
  	}
  
  	/* Doorbells are tricky; Upper-layer has alreday set the hwfn doorbell
  	 * value, but there are several incompatibily scenarios where that
  	 * would be incorrect and we'd need to override it.
  	 */
  	if (p_hwfn->doorbells == OSAL_NULL) {
  		p_hwfn->doorbells = (u8 OSAL_IOMEM *)p_hwfn->regview +
  						     PXP_VF_BAR0_START_DQ;
  	} else if (p_hwfn == p_lead) {
  		/* For leading hw-function, value is always correct, but need
  		 * to handle scenario where legacy PF would not support 100g
  		 * mapped bars later.
  		 */
  		p_iov->b_doorbell_bar = true;
  	} else {
  		/* here, value would be correct ONLY if the leading hwfn
  		 * received indication that mapped-bars are supported.
  		 */
  		if (p_lead->vf_iov_info->b_doorbell_bar)
  			p_iov->b_doorbell_bar = true;
  		else
  			p_hwfn->doorbells = (u8 OSAL_IOMEM *)
  					    p_hwfn->regview +
  					    PXP_VF_BAR0_START_DQ;
  	}
  
  	/* Allocate vf2pf msg */
  	p_iov->vf2pf_request = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
  							 &p_iov->
  							 vf2pf_request_phys,
  							 sizeof(union
  								vfpf_tlvs));
  	if (!p_iov->vf2pf_request) {
  		DP_NOTICE(p_hwfn, true,
  			 "Failed to allocate `vf2pf_request' DMA memory\n");
  		goto free_p_iov;
  	}
  
  	p_iov->pf2vf_reply = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
  						       &p_iov->
  						       pf2vf_reply_phys,
  						       sizeof(union pfvf_tlvs));
  	if (!p_iov->pf2vf_reply) {
  		DP_NOTICE(p_hwfn, true,
  			  "Failed to allocate `pf2vf_reply' DMA memory\n");
  		goto free_vf2pf_request;
  	}
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "VF's Request mailbox [%p virt 0x%lx phys], "
  		   "Response mailbox [%p virt 0x%lx phys]\n",
  		   p_iov->vf2pf_request,
  		   (unsigned long)p_iov->vf2pf_request_phys,
  		   p_iov->pf2vf_reply,
  		   (unsigned long)p_iov->pf2vf_reply_phys);
  
  	/* Allocate Bulletin board */
  	p_iov->bulletin.size = sizeof(struct ecore_bulletin_content);
  	p_iov->bulletin.p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
  							   &p_iov->bulletin.
  							   phys,
  							   p_iov->bulletin.
  							   size);
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "VF's bulletin Board [%p virt 0x%lx phys 0x%08x bytes]\n",
  		   p_iov->bulletin.p_virt, (unsigned long)p_iov->bulletin.phys,
  		   p_iov->bulletin.size);
  
  #ifdef CONFIG_ECORE_LOCK_ALLOC
  	OSAL_MUTEX_ALLOC(p_hwfn, &p_iov->mutex);
  #endif
  	OSAL_MUTEX_INIT(&p_iov->mutex);
  
  	p_hwfn->vf_iov_info = p_iov;
  
  	p_hwfn->hw_info.personality = ECORE_PCI_ETH;
  
  	rc = ecore_vf_pf_acquire(p_hwfn);
  
  	/* If VF is 100g using a mapped bar and PF is too old to support that,
  	 * acquisition would succeed - but the VF would have no way knowing
  	 * the size of the doorbell bar configured in HW and thus will not
  	 * know how to split it for 2nd hw-function.
  	 * In this case we re-try without the indication of the mapped
  	 * doorbell.
  	 */
  	if (rc == ECORE_SUCCESS &&
  	    p_iov->b_doorbell_bar &&
  	    !ecore_vf_hw_bar_size(p_hwfn, BAR_ID_1) &&
  	    ECORE_IS_CMT(p_hwfn->p_dev)) {
  		rc = _ecore_vf_pf_release(p_hwfn, false);
  		if (rc != ECORE_SUCCESS)
  			return rc;
  
  		p_iov->b_doorbell_bar = false;
  		p_hwfn->doorbells = (u8 OSAL_IOMEM *)p_hwfn->regview +
  						     PXP_VF_BAR0_START_DQ;
  		rc = ecore_vf_pf_acquire(p_hwfn);
  	}
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "Regview [%p], Doorbell [%p], Device-doorbell [%p]\n",
  		   p_hwfn->regview, p_hwfn->doorbells,
  		   p_hwfn->p_dev->doorbells);
  
  	return rc;
  
  free_vf2pf_request:
  	OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, p_iov->vf2pf_request,
  			       p_iov->vf2pf_request_phys,
  			       sizeof(union vfpf_tlvs));
  free_p_iov:
  	OSAL_FREE(p_hwfn->p_dev, p_iov);
  
  	return ECORE_NOMEM;
  }
  
  #define TSTORM_QZONE_START   PXP_VF_BAR0_START_SDM_ZONE_A
  #define MSTORM_QZONE_START(dev)   (TSTORM_QZONE_START + \
  				   (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev)))
  
  /* @DPDK - changed enum ecore_tunn_clss to enum ecore_tunn_mode */
  static void
  __ecore_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
  			     struct ecore_tunn_update_type *p_src,
  			     enum ecore_tunn_mode mask, u8 *p_cls)
  {
  	if (p_src->b_update_mode) {
  		p_req->tun_mode_update_mask |= (1 << mask);
  
  		if (p_src->b_mode_enabled)
  			p_req->tunn_mode |= (1 << mask);
  	}
  
  	*p_cls = p_src->tun_cls;
  }
  
  /* @DPDK - changed enum ecore_tunn_clss to enum ecore_tunn_mode */
  static void
  ecore_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
  			   struct ecore_tunn_update_type *p_src,
  			   enum ecore_tunn_mode mask, u8 *p_cls,
  			   struct ecore_tunn_update_udp_port *p_port,
  			   u8 *p_update_port, u16 *p_udp_port)
  {
  	if (p_port->b_update_port) {
  		*p_update_port = 1;
  		*p_udp_port = p_port->port;
  	}
  
  	__ecore_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls);
  }
  
  void ecore_vf_set_vf_start_tunn_update_param(struct ecore_tunnel_info *p_tun)
  {
  	if (p_tun->vxlan.b_mode_enabled)
  		p_tun->vxlan.b_update_mode = true;
  	if (p_tun->l2_geneve.b_mode_enabled)
  		p_tun->l2_geneve.b_update_mode = true;
  	if (p_tun->ip_geneve.b_mode_enabled)
  		p_tun->ip_geneve.b_update_mode = true;
  	if (p_tun->l2_gre.b_mode_enabled)
  		p_tun->l2_gre.b_update_mode = true;
  	if (p_tun->ip_gre.b_mode_enabled)
  		p_tun->ip_gre.b_update_mode = true;
  
  	p_tun->b_update_rx_cls = true;
  	p_tun->b_update_tx_cls = true;
  }
  
  static void
  __ecore_vf_update_tunn_param(struct ecore_tunn_update_type *p_tun,
  			     u16 feature_mask, u8 tunn_mode, u8 tunn_cls,
  			     enum ecore_tunn_mode val)
  {
  	if (feature_mask & (1 << val)) {
  		p_tun->b_mode_enabled = tunn_mode;
  		p_tun->tun_cls = tunn_cls;
  	} else {
  		p_tun->b_mode_enabled = false;
  	}
  }
  
  static void
  ecore_vf_update_tunn_param(struct ecore_hwfn *p_hwfn,
  			   struct ecore_tunnel_info *p_tun,
  			   struct pfvf_update_tunn_param_tlv *p_resp)
  {
  	/* Update mode and classes provided by PF */
  	u16 feat_mask = p_resp->tunn_feature_mask;
  
  	__ecore_vf_update_tunn_param(&p_tun->vxlan, feat_mask,
  				     p_resp->vxlan_mode, p_resp->vxlan_clss,
  				     ECORE_MODE_VXLAN_TUNN);
  	__ecore_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask,
  				     p_resp->l2geneve_mode,
  				     p_resp->l2geneve_clss,
  				     ECORE_MODE_L2GENEVE_TUNN);
  	__ecore_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask,
  				     p_resp->ipgeneve_mode,
  				     p_resp->ipgeneve_clss,
  				     ECORE_MODE_IPGENEVE_TUNN);
  	__ecore_vf_update_tunn_param(&p_tun->l2_gre, feat_mask,
  				     p_resp->l2gre_mode, p_resp->l2gre_clss,
  				     ECORE_MODE_L2GRE_TUNN);
  	__ecore_vf_update_tunn_param(&p_tun->ip_gre, feat_mask,
  				     p_resp->ipgre_mode, p_resp->ipgre_clss,
  				     ECORE_MODE_IPGRE_TUNN);
  	p_tun->geneve_port.port = p_resp->geneve_udp_port;
  	p_tun->vxlan_port.port = p_resp->vxlan_udp_port;
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x",
  		   p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled,
  		   p_tun->ip_geneve.b_mode_enabled,
  		   p_tun->l2_gre.b_mode_enabled,
  		   p_tun->ip_gre.b_mode_enabled);
  }
  
  enum _ecore_status_t
  ecore_vf_pf_tunnel_param_update(struct ecore_hwfn *p_hwfn,
  				struct ecore_tunnel_info *p_src)
  {
  	struct ecore_tunnel_info *p_tun = &p_hwfn->p_dev->tunnel;
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_update_tunn_param_tlv *p_resp;
  	struct vfpf_update_tunn_param_tlv *p_req;
  	enum _ecore_status_t rc;
  
  	p_req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM,
  				 sizeof(*p_req));
  
  	if (p_src->b_update_rx_cls && p_src->b_update_tx_cls)
  		p_req->update_tun_cls = 1;
  
  	ecore_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, ECORE_MODE_VXLAN_TUNN,
  				   &p_req->vxlan_clss, &p_src->vxlan_port,
  				   &p_req->update_vxlan_port,
  				   &p_req->vxlan_port);
  	ecore_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve,
  				   ECORE_MODE_L2GENEVE_TUNN,
  				   &p_req->l2geneve_clss, &p_src->geneve_port,
  				   &p_req->update_geneve_port,
  				   &p_req->geneve_port);
  	__ecore_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve,
  				     ECORE_MODE_IPGENEVE_TUNN,
  				     &p_req->ipgeneve_clss);
  	__ecore_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre,
  				     ECORE_MODE_L2GRE_TUNN, &p_req->l2gre_clss);
  	__ecore_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre,
  				     ECORE_MODE_IPGRE_TUNN, &p_req->ipgre_clss);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	p_resp = &p_iov->pf2vf_reply->tunn_param_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
  
  	if (rc)
  		goto exit;
  
  	if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  			   "Failed to update tunnel parameters\n");
  		rc = ECORE_INVAL;
  	}
  
  	ecore_vf_update_tunn_param(p_hwfn, p_tun, p_resp);
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  	return rc;
  }
  
  enum _ecore_status_t
  ecore_vf_pf_rxq_start(struct ecore_hwfn *p_hwfn,
  		      struct ecore_queue_cid *p_cid,
  		      u16 bd_max_bytes,
  		      dma_addr_t bd_chain_phys_addr,
  		      dma_addr_t cqe_pbl_addr,
  		      u16 cqe_pbl_size,
  		      void OSAL_IOMEM **pp_prod)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_start_queue_resp_tlv *resp;
  	struct vfpf_start_rxq_tlv *req;
  	u16 rx_qid = p_cid->rel.queue_id;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req));
  
  	req->rx_qid = rx_qid;
  	req->cqe_pbl_addr = cqe_pbl_addr;
  	req->cqe_pbl_size = cqe_pbl_size;
  	req->rxq_addr = bd_chain_phys_addr;
  	req->hw_sb = p_cid->sb_igu_id;
  	req->sb_index = p_cid->sb_idx;
  	req->bd_max_bytes = bd_max_bytes;
  	req->stat_id = -1; /* Keep initialized, for future compatibility */
  
  	/* If PF is legacy, we'll need to calculate producers ourselves
  	 * as well as clean them.
  	 */
  	if (p_iov->b_pre_fp_hsi) {
  		u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid];
  		u32 init_prod_val = 0;
  
  		*pp_prod = (u8 OSAL_IOMEM *)
  			   p_hwfn->regview +
  			   MSTORM_QZONE_START(p_hwfn->p_dev) +
  			   (hw_qid) * MSTORM_QZONE_SIZE;
  
  		/* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
  		__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
  				  (u32 *)(&init_prod_val));
  	}
  
  	ecore_vf_pf_add_qid(p_hwfn, p_cid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->queue_start;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  	/* Learn the address of the producer from the response */
  	if (!p_iov->b_pre_fp_hsi) {
  		u32 init_prod_val = 0;
  
  		*pp_prod = (u8 OSAL_IOMEM *)p_hwfn->regview + resp->offset;
  		DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  			   "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n",
  			   rx_qid, *pp_prod, resp->offset);
  
  		/* Init the rcq, rx bd and rx sge (if valid) producers to 0.
  		 * It was actually the PF's responsibility, but since some
  		 * old PFs might fail to do so, we do this as well.
  		 */
  		OSAL_BUILD_BUG_ON(ETH_HSI_VER_MAJOR != 3);
  		__internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
  				  (u32 *)&init_prod_val);
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_rxq_stop(struct ecore_hwfn *p_hwfn,
  					  struct ecore_queue_cid *p_cid,
  					  bool cqe_completion)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_stop_rxqs_tlv *req;
  	struct pfvf_def_resp_tlv *resp;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req));
  
  	req->rx_qid = p_cid->rel.queue_id;
  	req->num_rxqs = 1;
  	req->cqe_completion = cqe_completion;
  
  	ecore_vf_pf_add_qid(p_hwfn, p_cid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t
  ecore_vf_pf_txq_start(struct ecore_hwfn *p_hwfn,
  		      struct ecore_queue_cid *p_cid,
  		      dma_addr_t pbl_addr, u16 pbl_size,
  		      void OSAL_IOMEM **pp_doorbell)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_start_queue_resp_tlv *resp;
  	struct vfpf_start_txq_tlv *req;
  	u16 qid = p_cid->rel.queue_id;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req));
  
  	req->tx_qid = qid;
  
  	/* Tx */
  	req->pbl_addr = pbl_addr;
  	req->pbl_size = pbl_size;
  	req->hw_sb = p_cid->sb_igu_id;
  	req->sb_index = p_cid->sb_idx;
  
  	ecore_vf_pf_add_qid(p_hwfn, p_cid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp  = &p_iov->pf2vf_reply->queue_start;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  	/* Modern PFs provide the actual offsets, while legacy
  	 * provided only the queue id.
  	 */
  	if (!p_iov->b_pre_fp_hsi) {
  		*pp_doorbell = (u8 OSAL_IOMEM *)p_hwfn->doorbells +
  						resp->offset;
  	} else {
  		u8 cid = p_iov->acquire_resp.resc.cid[qid];
  
  		*pp_doorbell = (u8 OSAL_IOMEM *)p_hwfn->doorbells +
  						DB_ADDR_VF(cid, DQ_DEMS_LEGACY);
  	}
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "Txq[0x%02x]: doorbell at %p [offset 0x%08x]\n",
  		   qid, *pp_doorbell, resp->offset);
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_txq_stop(struct ecore_hwfn *p_hwfn,
  					  struct ecore_queue_cid *p_cid)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_stop_txqs_tlv *req;
  	struct pfvf_def_resp_tlv *resp;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req));
  
  	req->tx_qid = p_cid->rel.queue_id;
  	req->num_txqs = 1;
  
  	ecore_vf_pf_add_qid(p_hwfn, p_cid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_rxqs_update(struct ecore_hwfn *p_hwfn,
  					     struct ecore_queue_cid **pp_cid,
  					     u8 num_rxqs,
  					     u8 comp_cqe_flg,
  					     u8 comp_event_flg)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
  	struct vfpf_update_rxq_tlv *req;
  	enum _ecore_status_t rc;
  
  	/* Starting with CHANNEL_TLV_QID and the need for additional queue
  	 * information, this API stopped supporting multiple rxqs.
  	 * TODO - remove this and change the API to accept a single queue-cid
  	 * in a follow-up patch.
  	 */
  	if (num_rxqs != 1) {
  		DP_NOTICE(p_hwfn, true,
  			  "VFs can no longer update more than a single queue\n");
  		return ECORE_INVAL;
  	}
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_RXQ, sizeof(*req));
  
  	req->rx_qid = (*pp_cid)->rel.queue_id;
  	req->num_rxqs = 1;
  
  	if (comp_cqe_flg)
  		req->flags |= VFPF_RXQ_UPD_COMPLETE_CQE_FLAG;
  	if (comp_event_flg)
  		req->flags |= VFPF_RXQ_UPD_COMPLETE_EVENT_FLAG;
  
  	ecore_vf_pf_add_qid(p_hwfn, *pp_cid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  	return rc;
  }
  
  enum _ecore_status_t
  ecore_vf_pf_vport_start(struct ecore_hwfn *p_hwfn, u8 vport_id,
  			u16 mtu, u8 inner_vlan_removal,
  			enum ecore_tpa_mode tpa_mode, u8 max_buffers_per_cqe,
  			u8 only_untagged)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_vport_start_tlv *req;
  	struct pfvf_def_resp_tlv *resp;
  	enum _ecore_status_t rc;
  	int i;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req));
  
  	req->mtu = mtu;
  	req->vport_id = vport_id;
  	req->inner_vlan_removal = inner_vlan_removal;
  	req->tpa_mode = tpa_mode;
  	req->max_buffers_per_cqe = max_buffers_per_cqe;
  	req->only_untagged = only_untagged;
  
  	/* status blocks */
  	for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) {
  		struct ecore_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i];
  
  		if (p_sb)
  			req->sb_addr[i] = p_sb->sb_phys;
  	}
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp  = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_vport_stop(struct ecore_hwfn *p_hwfn)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN,
  			 sizeof(struct vfpf_first_tlv));
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  static bool
  ecore_vf_handle_vp_update_is_needed(struct ecore_hwfn *p_hwfn,
  				    struct ecore_sp_vport_update_params *p_data,
  				    u16 tlv)
  {
  	switch (tlv) {
  	case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE:
  		return !!(p_data->update_vport_active_rx_flg ||
  			  p_data->update_vport_active_tx_flg);
  	case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH:
  #ifndef ASIC_ONLY
  		/* FPGA doesn't have PVFC and so can't support tx-switching */
  		return !!(p_data->update_tx_switching_flg &&
  			  !CHIP_REV_IS_FPGA(p_hwfn->p_dev));
  #else
  		return !!p_data->update_tx_switching_flg;
  #endif
  	case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP:
  		return !!p_data->update_inner_vlan_removal_flg;
  	case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN:
  		return !!p_data->update_accept_any_vlan_flg;
  	case CHANNEL_TLV_VPORT_UPDATE_MCAST:
  		return !!p_data->update_approx_mcast_flg;
  	case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM:
  		return !!(p_data->accept_flags.update_rx_mode_config ||
  			  p_data->accept_flags.update_tx_mode_config);
  	case CHANNEL_TLV_VPORT_UPDATE_RSS:
  		return !!p_data->rss_params;
  	case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA:
  		return !!p_data->sge_tpa_params;
  	default:
  		DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d] %s\n",
  			tlv, ecore_channel_tlvs_string[tlv]);
  		return false;
  	}
  }
  
  static void
  ecore_vf_handle_vp_update_tlvs_resp(struct ecore_hwfn *p_hwfn,
  				    struct ecore_sp_vport_update_params *p_data)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *p_resp;
  	u16 tlv;
  
  	for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
  	     tlv < CHANNEL_TLV_VPORT_UPDATE_MAX;
  	     tlv++) {
  		if (!ecore_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv))
  			continue;
  
  		p_resp = (struct pfvf_def_resp_tlv *)
  		    ecore_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply, tlv);
  		if (p_resp && p_resp->hdr.status)
  			DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  				   "TLV[%d] type %s Configuration %s\n",
  				   tlv, ecore_channel_tlvs_string[tlv],
  				   (p_resp && p_resp->hdr.status) ? "succeeded"
  								  : "failed");
  	}
  }
  
  enum _ecore_status_t
  ecore_vf_pf_vport_update(struct ecore_hwfn *p_hwfn,
  			 struct ecore_sp_vport_update_params *p_params)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_vport_update_tlv *req;
  	struct pfvf_def_resp_tlv *resp;
  	u8 update_rx, update_tx;
  	u32 resp_size = 0;
  	u16 size, tlv;
  	enum _ecore_status_t rc;
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	resp_size = sizeof(*resp);
  
  	update_rx = p_params->update_vport_active_rx_flg;
  	update_tx = p_params->update_vport_active_tx_flg;
  
  	/* clear mailbox and prep header tlv */
  	ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req));
  
  	/* Prepare extended tlvs */
  	if (update_rx || update_tx) {
  		struct vfpf_vport_update_activate_tlv *p_act_tlv;
  
  		size = sizeof(struct vfpf_vport_update_activate_tlv);
  		p_act_tlv = ecore_add_tlv(&p_iov->offset,
  					  CHANNEL_TLV_VPORT_UPDATE_ACTIVATE,
  					  size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		if (update_rx) {
  			p_act_tlv->update_rx = update_rx;
  			p_act_tlv->active_rx = p_params->vport_active_rx_flg;
  		}
  
  		if (update_tx) {
  			p_act_tlv->update_tx = update_tx;
  			p_act_tlv->active_tx = p_params->vport_active_tx_flg;
  		}
  	}
  
  	if (p_params->update_inner_vlan_removal_flg) {
  		struct vfpf_vport_update_vlan_strip_tlv *p_vlan_tlv;
  
  		size = sizeof(struct vfpf_vport_update_vlan_strip_tlv);
  		p_vlan_tlv = ecore_add_tlv(&p_iov->offset,
  					   CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP,
  					   size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		p_vlan_tlv->remove_vlan = p_params->inner_vlan_removal_flg;
  	}
  
  	if (p_params->update_tx_switching_flg) {
  		struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;
  
  		size = sizeof(struct vfpf_vport_update_tx_switch_tlv);
  		tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
  		p_tx_switch_tlv = ecore_add_tlv(&p_iov->offset,
  						tlv, size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg;
  	}
  
  	if (p_params->update_approx_mcast_flg) {
  		struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;
  
  		size = sizeof(struct vfpf_vport_update_mcast_bin_tlv);
  		p_mcast_tlv = ecore_add_tlv(&p_iov->offset,
  					    CHANNEL_TLV_VPORT_UPDATE_MCAST,
  					    size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		OSAL_MEMCPY(p_mcast_tlv->bins, p_params->bins,
  			    sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS);
  	}
  
  	update_rx = p_params->accept_flags.update_rx_mode_config;
  	update_tx = p_params->accept_flags.update_tx_mode_config;
  
  	if (update_rx || update_tx) {
  		struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;
  
  		tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
  		size = sizeof(struct vfpf_vport_update_accept_param_tlv);
  		p_accept_tlv = ecore_add_tlv(&p_iov->offset, tlv, size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		if (update_rx) {
  			p_accept_tlv->update_rx_mode = update_rx;
  			p_accept_tlv->rx_accept_filter =
  			    p_params->accept_flags.rx_accept_filter;
  		}
  
  		if (update_tx) {
  			p_accept_tlv->update_tx_mode = update_tx;
  			p_accept_tlv->tx_accept_filter =
  			    p_params->accept_flags.tx_accept_filter;
  		}
  	}
  
  	if (p_params->rss_params) {
  		struct ecore_rss_params *rss_params = p_params->rss_params;
  		struct vfpf_vport_update_rss_tlv *p_rss_tlv;
  		int i, table_size;
  
  		size = sizeof(struct vfpf_vport_update_rss_tlv);
  		p_rss_tlv = ecore_add_tlv(&p_iov->offset,
  					  CHANNEL_TLV_VPORT_UPDATE_RSS, size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		if (rss_params->update_rss_config)
  			p_rss_tlv->update_rss_flags |=
  			    VFPF_UPDATE_RSS_CONFIG_FLAG;
  		if (rss_params->update_rss_capabilities)
  			p_rss_tlv->update_rss_flags |=
  			    VFPF_UPDATE_RSS_CAPS_FLAG;
  		if (rss_params->update_rss_ind_table)
  			p_rss_tlv->update_rss_flags |=
  			    VFPF_UPDATE_RSS_IND_TABLE_FLAG;
  		if (rss_params->update_rss_key)
  			p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG;
  
  		p_rss_tlv->rss_enable = rss_params->rss_enable;
  		p_rss_tlv->rss_caps = rss_params->rss_caps;
  		p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log;
  
  		table_size = OSAL_MIN_T(int, T_ETH_INDIRECTION_TABLE_SIZE,
  					1 << p_rss_tlv->rss_table_size_log);
  		for (i = 0; i < table_size; i++) {
  			struct ecore_queue_cid *p_queue;
  
  			p_queue = rss_params->rss_ind_table[i];
  			p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id;
  		}
  
  		OSAL_MEMCPY(p_rss_tlv->rss_key, rss_params->rss_key,
  			    sizeof(rss_params->rss_key));
  	}
  
  	if (p_params->update_accept_any_vlan_flg) {
  		struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv;
  
  		size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv);
  		tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
  		p_any_vlan_tlv = ecore_add_tlv(&p_iov->offset, tlv, size);
  
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  		p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan;
  		p_any_vlan_tlv->update_accept_any_vlan_flg =
  		    p_params->update_accept_any_vlan_flg;
  	}
  
  	if (p_params->sge_tpa_params) {
  		struct ecore_sge_tpa_params *sge_tpa_params;
  		struct vfpf_vport_update_sge_tpa_tlv *p_sge_tpa_tlv;
  
  		sge_tpa_params = p_params->sge_tpa_params;
  		size = sizeof(struct vfpf_vport_update_sge_tpa_tlv);
  		p_sge_tpa_tlv = ecore_add_tlv(&p_iov->offset,
  					      CHANNEL_TLV_VPORT_UPDATE_SGE_TPA,
  					      size);
  		resp_size += sizeof(struct pfvf_def_resp_tlv);
  
  		if (sge_tpa_params->update_tpa_en_flg)
  			p_sge_tpa_tlv->update_sge_tpa_flags |=
  			    VFPF_UPDATE_TPA_EN_FLAG;
  		if (sge_tpa_params->update_tpa_param_flg)
  			p_sge_tpa_tlv->update_sge_tpa_flags |=
  			    VFPF_UPDATE_TPA_PARAM_FLAG;
  
  		if (sge_tpa_params->tpa_ipv4_en_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |= VFPF_TPA_IPV4_EN_FLAG;
  		if (sge_tpa_params->tpa_ipv6_en_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |= VFPF_TPA_IPV6_EN_FLAG;
  		if (sge_tpa_params->tpa_pkt_split_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |= VFPF_TPA_PKT_SPLIT_FLAG;
  		if (sge_tpa_params->tpa_hdr_data_split_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |=
  			    VFPF_TPA_HDR_DATA_SPLIT_FLAG;
  		if (sge_tpa_params->tpa_gro_consistent_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |=
  			    VFPF_TPA_GRO_CONSIST_FLAG;
  		if (sge_tpa_params->tpa_ipv4_tunn_en_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |=
  			    VFPF_TPA_TUNN_IPV4_EN_FLAG;
  		if (sge_tpa_params->tpa_ipv6_tunn_en_flg)
  			p_sge_tpa_tlv->sge_tpa_flags |=
  			    VFPF_TPA_TUNN_IPV6_EN_FLAG;
  
  		p_sge_tpa_tlv->tpa_max_aggs_num =
  		    sge_tpa_params->tpa_max_aggs_num;
  		p_sge_tpa_tlv->tpa_max_size = sge_tpa_params->tpa_max_size;
  		p_sge_tpa_tlv->tpa_min_size_to_start =
  		    sge_tpa_params->tpa_min_size_to_start;
  		p_sge_tpa_tlv->tpa_min_size_to_cont =
  		    sge_tpa_params->tpa_min_size_to_cont;
  
  		p_sge_tpa_tlv->max_buffers_per_cqe =
  		    sge_tpa_params->max_buffers_per_cqe;
  	}
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size);
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  	ecore_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params);
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_reset(struct ecore_hwfn *p_hwfn)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *resp;
  	struct vfpf_first_tlv *req;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req));
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_AGAIN;
  		goto exit;
  	}
  
  	p_hwfn->b_int_enabled = 0;
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  void ecore_vf_pf_filter_mcast(struct ecore_hwfn *p_hwfn,
  			      struct ecore_filter_mcast *p_filter_cmd)
  {
  	struct ecore_sp_vport_update_params sp_params;
  	int i;
  
  	OSAL_MEMSET(&sp_params, 0, sizeof(sp_params));
  	sp_params.update_approx_mcast_flg = 1;
  
  	if (p_filter_cmd->opcode == ECORE_FILTER_ADD) {
  		for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
  			u32 bit;
  
  			bit = ecore_mcast_bin_from_mac(p_filter_cmd->mac[i]);
  			sp_params.bins[bit / 32] |= 1 << (bit % 32);
  		}
  	}
  
  	ecore_vf_pf_vport_update(p_hwfn, &sp_params);
  }
  
  enum _ecore_status_t ecore_vf_pf_filter_ucast(struct ecore_hwfn *p_hwfn,
  					      struct ecore_filter_ucast
  					      *p_ucast)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_ucast_filter_tlv *req;
  	struct pfvf_def_resp_tlv *resp;
  	enum _ecore_status_t rc;
  
  	/* Sanitize */
  	if (p_ucast->opcode == ECORE_FILTER_MOVE) {
  		DP_NOTICE(p_hwfn, true,
  			  "VFs don't support Moving of filters\n");
  		return ECORE_INVAL;
  	}
  
  	/* clear mailbox and prep first tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req));
  	req->opcode = (u8)p_ucast->opcode;
  	req->type = (u8)p_ucast->type;
  	OSAL_MEMCPY(req->mac, p_ucast->mac, ETH_ALEN);
  	req->vlan = p_ucast->vlan;
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_AGAIN;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_int_cleanup(struct ecore_hwfn *p_hwfn)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep first tlv */
  	ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP,
  			 sizeof(struct vfpf_first_tlv));
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset,
  		      CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
  		rc = ECORE_INVAL;
  		goto exit;
  	}
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t ecore_vf_pf_get_coalesce(struct ecore_hwfn *p_hwfn,
  					      u16 *p_coal,
  					      struct ecore_queue_cid *p_cid)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct pfvf_read_coal_resp_tlv *resp;
  	struct vfpf_read_coal_req_tlv *req;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep header tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ,
  			       sizeof(*req));
  	req->qid = p_cid->rel.queue_id;
  	req->is_rx = p_cid->b_is_rx ? 1 : 0;
  
  	ecore_add_tlv(&p_iov->offset, CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  	resp = &p_iov->pf2vf_reply->read_coal_resp;
  
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  	if (rc != ECORE_SUCCESS)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS)
  		goto exit;
  
  	*p_coal = resp->coal;
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  
  	return rc;
  }
  
  enum _ecore_status_t
  ecore_vf_pf_set_coalesce(struct ecore_hwfn *p_hwfn, u16 rx_coal, u16 tx_coal,
  			 struct ecore_queue_cid     *p_cid)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct vfpf_update_coalesce *req;
  	struct pfvf_def_resp_tlv *resp;
  	enum _ecore_status_t rc;
  
  	/* clear mailbox and prep header tlv */
  	req = ecore_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE,
  			       sizeof(*req));
  
  	req->rx_coal = rx_coal;
  	req->tx_coal = tx_coal;
  	req->qid = p_cid->rel.queue_id;
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n",
  		   rx_coal, tx_coal, req->qid);
  
  	/* add list termination tlv */
  	ecore_add_tlv(&p_iov->offset, CHANNEL_TLV_LIST_END,
  		      sizeof(struct channel_list_end_tlv));
  
  	resp = &p_iov->pf2vf_reply->default_resp;
  	rc = ecore_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
  
  	if (rc != ECORE_SUCCESS)
  		goto exit;
  
  	if (resp->hdr.status != PFVF_STATUS_SUCCESS)
  		goto exit;
  
  	p_hwfn->p_dev->rx_coalesce_usecs = rx_coal;
  	p_hwfn->p_dev->tx_coalesce_usecs = tx_coal;
  
  exit:
  	ecore_vf_pf_req_end(p_hwfn, rc);
  	return rc;
  }
  
  u16 ecore_vf_get_igu_sb_id(struct ecore_hwfn *p_hwfn,
  			   u16               sb_id)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  
  	if (!p_iov) {
  		DP_NOTICE(p_hwfn, true, "vf_sriov_info isn't initialized\n");
  		return 0;
  	}
  
  	return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id;
  }
  
  void ecore_vf_set_sb_info(struct ecore_hwfn *p_hwfn,
  			  u16 sb_id, struct ecore_sb_info *p_sb)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  
  	if (!p_iov) {
  		DP_NOTICE(p_hwfn, true, "vf_sriov_info isn't initialized\n");
  		return;
  	}
  
  	if (sb_id >= PFVF_MAX_SBS_PER_VF) {
  		DP_NOTICE(p_hwfn, true, "Can't configure SB %04x\n", sb_id);
  		return;
  	}
  
  	p_iov->sbs_info[sb_id] = p_sb;
  }
  
  enum _ecore_status_t ecore_vf_read_bulletin(struct ecore_hwfn *p_hwfn,
  					    u8 *p_change)
  {
  	struct ecore_vf_iov *p_iov = p_hwfn->vf_iov_info;
  	struct ecore_bulletin_content shadow;
  	u32 crc, crc_size;
  
  	crc_size = sizeof(p_iov->bulletin.p_virt->crc);
  	*p_change = 0;
  
  	/* Need to guarantee PF is not in the middle of writing it */
  	OSAL_MEMCPY(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size);
  
  	/* If version did not update, no need to do anything */
  	if (shadow.version == p_iov->bulletin_shadow.version)
  		return ECORE_SUCCESS;
  
  	/* Verify the bulletin we see is valid */
  	crc = OSAL_CRC32(0, (u8 *)&shadow + crc_size,
  			 p_iov->bulletin.size - crc_size);
  	if (crc != shadow.crc)
  		return ECORE_AGAIN;
  
  	/* Set the shadow bulletin and process it */
  	OSAL_MEMCPY(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size);
  
  	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
  		   "Read a bulletin update %08x\n", shadow.version);
  
  	*p_change = 1;
  
  	return ECORE_SUCCESS;
  }
  
  void __ecore_vf_get_link_params(struct ecore_mcp_link_params *p_params,
  				struct ecore_bulletin_content *p_bulletin)
  {
  	OSAL_MEMSET(p_params, 0, sizeof(*p_params));
  
  	p_params->speed.autoneg = p_bulletin->req_autoneg;
  	p_params->speed.advertised_speeds = p_bulletin->req_adv_speed;
  	p_params->speed.forced_speed = p_bulletin->req_forced_speed;
  	p_params->pause.autoneg = p_bulletin->req_autoneg_pause;
  	p_params->pause.forced_rx = p_bulletin->req_forced_rx;
  	p_params->pause.forced_tx = p_bulletin->req_forced_tx;
  	p_params->loopback_mode = p_bulletin->req_loopback;
  }
  
  void ecore_vf_get_link_params(struct ecore_hwfn *p_hwfn,
  			      struct ecore_mcp_link_params *params)
  {
  	__ecore_vf_get_link_params(params,
  				   &p_hwfn->vf_iov_info->bulletin_shadow);
  }
  
  void __ecore_vf_get_link_state(struct ecore_mcp_link_state *p_link,
  			       struct ecore_bulletin_content *p_bulletin)
  {
  	OSAL_MEMSET(p_link, 0, sizeof(*p_link));
  
  	p_link->link_up = p_bulletin->link_up;
  	p_link->speed = p_bulletin->speed;
  	p_link->full_duplex = p_bulletin->full_duplex;
  	p_link->an = p_bulletin->autoneg;
  	p_link->an_complete = p_bulletin->autoneg_complete;
  	p_link->parallel_detection = p_bulletin->parallel_detection;
  	p_link->pfc_enabled = p_bulletin->pfc_enabled;
  	p_link->partner_adv_speed = p_bulletin->partner_adv_speed;
  	p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en;
  	p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en;
  	p_link->partner_adv_pause = p_bulletin->partner_adv_pause;
  	p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault;
  }
  
  void ecore_vf_get_link_state(struct ecore_hwfn *p_hwfn,
  			     struct ecore_mcp_link_state *link)
  {
  	__ecore_vf_get_link_state(link,
  				  &p_hwfn->vf_iov_info->bulletin_shadow);
  }
  
  void __ecore_vf_get_link_caps(struct ecore_mcp_link_capabilities *p_link_caps,
  			      struct ecore_bulletin_content *p_bulletin)
  {
  	OSAL_MEMSET(p_link_caps, 0, sizeof(*p_link_caps));
  	p_link_caps->speed_capabilities = p_bulletin->capability_speed;
  }
  
  void ecore_vf_get_link_caps(struct ecore_hwfn *p_hwfn,
  			    struct ecore_mcp_link_capabilities *p_link_caps)
  {
  	__ecore_vf_get_link_caps(p_link_caps,
  				 &p_hwfn->vf_iov_info->bulletin_shadow);
  }
  
  void ecore_vf_get_num_rxqs(struct ecore_hwfn *p_hwfn, u8 *num_rxqs)
  {
  	*num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs;
  }
  
  void ecore_vf_get_num_txqs(struct ecore_hwfn *p_hwfn,
  			   u8 *num_txqs)
  {
  	*num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs;
  }
  
  void ecore_vf_get_port_mac(struct ecore_hwfn *p_hwfn, u8 *port_mac)
  {
  	OSAL_MEMCPY(port_mac,
  		    p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac,
  		    ETH_ALEN);
  }
  
  void ecore_vf_get_num_vlan_filters(struct ecore_hwfn *p_hwfn,
  				   u8 *num_vlan_filters)
  {
  	struct ecore_vf_iov *p_vf;
  
  	p_vf = p_hwfn->vf_iov_info;
  	*num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters;
  }
  
  void ecore_vf_get_num_sbs(struct ecore_hwfn *p_hwfn,
  			  u32 *num_sbs)
  {
  	struct ecore_vf_iov *p_vf;
  
  	p_vf = p_hwfn->vf_iov_info;
  	*num_sbs = (u32)p_vf->acquire_resp.resc.num_sbs;
  }
  
  void ecore_vf_get_num_mac_filters(struct ecore_hwfn *p_hwfn,
  				  u32 *num_mac_filters)
  {
  	struct ecore_vf_iov *p_vf = p_hwfn->vf_iov_info;
  
  	*num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters;
  }
  
  bool ecore_vf_check_mac(struct ecore_hwfn *p_hwfn, u8 *mac)
  {
  	struct ecore_bulletin_content *bulletin;
  
  	bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
  	if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)))
  		return true;
  
  	/* Forbid VF from changing a MAC enforced by PF */
  	if (OSAL_MEMCMP(bulletin->mac, mac, ETH_ALEN))
  		return false;
  
  	return false;
  }
  
  bool ecore_vf_bulletin_get_forced_mac(struct ecore_hwfn *hwfn, u8 *dst_mac,
  				      u8 *p_is_forced)
  {
  	struct ecore_bulletin_content *bulletin;
  
  	bulletin = &hwfn->vf_iov_info->bulletin_shadow;
  
  	if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
  		if (p_is_forced)
  			*p_is_forced = 1;
  	} else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) {
  		if (p_is_forced)
  			*p_is_forced = 0;
  	} else {
  		return false;
  	}
  
  	OSAL_MEMCPY(dst_mac, bulletin->mac, ETH_ALEN);
  
  	return true;
  }
  
  void ecore_vf_bulletin_get_udp_ports(struct ecore_hwfn *p_hwfn,
  				     u16 *p_vxlan_port,
  				     u16 *p_geneve_port)
  {
  	struct ecore_bulletin_content *p_bulletin;
  
  	p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
  
  	*p_vxlan_port = p_bulletin->vxlan_udp_port;
  	*p_geneve_port = p_bulletin->geneve_udp_port;
  }
  
  bool ecore_vf_bulletin_get_forced_vlan(struct ecore_hwfn *hwfn, u16 *dst_pvid)
  {
  	struct ecore_bulletin_content *bulletin;
  
  	bulletin = &hwfn->vf_iov_info->bulletin_shadow;
  
  	if (!(bulletin->valid_bitmap & (1 << VLAN_ADDR_FORCED)))
  		return false;
  
  	if (dst_pvid)
  		*dst_pvid = bulletin->pvid;
  
  	return true;
  }
  
  bool ecore_vf_get_pre_fp_hsi(struct ecore_hwfn *p_hwfn)
  {
  	return p_hwfn->vf_iov_info->b_pre_fp_hsi;
  }
  
  void ecore_vf_get_fw_version(struct ecore_hwfn *p_hwfn,
  			     u16 *fw_major, u16 *fw_minor, u16 *fw_rev,
  			     u16 *fw_eng)
  {
  	struct pf_vf_pfdev_info *info;
  
  	info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info;
  
  	*fw_major = info->fw_major;
  	*fw_minor = info->fw_minor;
  	*fw_rev = info->fw_rev;
  	*fw_eng = info->fw_eng;
  }
  
  #ifdef CONFIG_ECORE_SW_CHANNEL
  void ecore_vf_set_hw_channel(struct ecore_hwfn *p_hwfn, bool b_is_hw)
  {
  	p_hwfn->vf_iov_info->b_hw_channel = b_is_hw;
  }
  #endif
  