FreeBSD/Linux Kernel Cross Reference
sys/dev/qlnx/qlnxe/ecore_iov_api.h

     /*
      * Copyright (c) 2017-2018 Cavium, Inc. 
      * All rights reserved.
      *
      *  Redistribution and use in source and binary forms, with or without
      *  modification, are permitted provided that the following conditions
      *  are met:
      *
      *  1. Redistributions of source code must retain the above copyright
     *     notice, this list of conditions and the following disclaimer.
     *  2. Redistributions in binary form must reproduce the above copyright
     *     notice, this list of conditions and the following disclaimer in the
     *     documentation and/or other materials provided with the distribution.
     *
     *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
     *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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     *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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     *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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     * $FreeBSD$
     *
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    #ifndef __ECORE_SRIOV_API_H__
    #define __ECORE_SRIOV_API_H__
    
    #include "common_hsi.h"
    #include "ecore_status.h"
    
    #define ECORE_ETH_VF_NUM_MAC_FILTERS 1
    #define ECORE_ETH_VF_NUM_VLAN_FILTERS 2
    #define ECORE_VF_ARRAY_LENGTH (3)
    
    #define IS_VF(p_dev)            ((p_dev)->b_is_vf)
    #define IS_PF(p_dev)            (!((p_dev)->b_is_vf))
    #ifdef CONFIG_ECORE_SRIOV
    #define IS_PF_SRIOV(p_hwfn)     (!!((p_hwfn)->p_dev->p_iov_info))
    #else
    #define IS_PF_SRIOV(p_hwfn)     (0)
    #endif
    #define IS_PF_SRIOV_ALLOC(p_hwfn)       (!!((p_hwfn)->pf_iov_info))
    #define IS_PF_PDA(p_hwfn)       0 /* @@TBD Michalk */
    
    /* @@@ TBD MichalK - what should this number be*/
    #define ECORE_MAX_VF_CHAINS_PER_PF 16
    
    /* vport update extended feature tlvs flags */
    enum ecore_iov_vport_update_flag {
            ECORE_IOV_VP_UPDATE_ACTIVATE            = 0,
            ECORE_IOV_VP_UPDATE_VLAN_STRIP          = 1,
            ECORE_IOV_VP_UPDATE_TX_SWITCH           = 2,
            ECORE_IOV_VP_UPDATE_MCAST               = 3,
            ECORE_IOV_VP_UPDATE_ACCEPT_PARAM        = 4,
            ECORE_IOV_VP_UPDATE_RSS                 = 5,
            ECORE_IOV_VP_UPDATE_ACCEPT_ANY_VLAN     = 6,
            ECORE_IOV_VP_UPDATE_SGE_TPA             = 7,
            ECORE_IOV_VP_UPDATE_MAX                 = 8,
    };
    
    /*PF to VF STATUS is part of vfpf-channel API
    and must be forward compatible */
    enum ecore_iov_pf_to_vf_status {
            PFVF_STATUS_WAITING = 0,
            PFVF_STATUS_SUCCESS,
            PFVF_STATUS_FAILURE,
            PFVF_STATUS_NOT_SUPPORTED,
            PFVF_STATUS_NO_RESOURCE,
            PFVF_STATUS_FORCED,
            PFVF_STATUS_MALICIOUS,
    };
    
    struct ecore_mcp_link_params;
    struct ecore_mcp_link_state;
    struct ecore_mcp_link_capabilities;
    
    /* These defines are used by the hw-channel; should never change order */
    #define VFPF_ACQUIRE_OS_LINUX (0)
    #define VFPF_ACQUIRE_OS_WINDOWS (1)
    #define VFPF_ACQUIRE_OS_ESX (2)
    #define VFPF_ACQUIRE_OS_SOLARIS (3)
    #define VFPF_ACQUIRE_OS_LINUX_USERSPACE (4)
    #define VFPF_ACQUIRE_OS_FREEBSD (5)
    
    struct ecore_vf_acquire_sw_info {
            u32 driver_version;
            u8 os_type;
    };
    
    struct ecore_public_vf_info {
            /* These copies will later be reflected in the bulletin board,
             * but this copy should be newer.
             */
           u8 forced_mac[ETH_ALEN];
           u16 forced_vlan;
   };
   
   struct ecore_iov_vf_init_params {
           u16 rel_vf_id;
   
           /* Number of requested Queues; Currently, don't support different
            * number of Rx/Tx queues.
            */
           /* TODO - remove this limitation */
           u16 num_queues;
   
           /* Allow the client to choose which qzones to use for Rx/Tx,
            * and which queue_base to use for Tx queues on a per-queue basis.
            * Notice values should be relative to the PF resources.
            */
           u16 req_rx_queue[ECORE_MAX_VF_CHAINS_PER_PF];
           u16 req_tx_queue[ECORE_MAX_VF_CHAINS_PER_PF];
   
           u8 vport_id;
   
           /* Should be set in case RSS is going to be used for VF */
           u8 rss_eng_id;
   };
   
   #ifdef CONFIG_ECORE_SW_CHANNEL
   /* This is SW channel related only... */
   enum mbx_state {
           VF_PF_UNKNOWN_STATE                     = 0,
           VF_PF_WAIT_FOR_START_REQUEST            = 1,
           VF_PF_WAIT_FOR_NEXT_CHUNK_OF_REQUEST    = 2,
           VF_PF_REQUEST_IN_PROCESSING             = 3,
           VF_PF_RESPONSE_READY                    = 4,
   };
   
   struct ecore_iov_sw_mbx {
           enum mbx_state          mbx_state;
   
           u32                     request_size;
           u32                     request_offset;
   
           u32                     response_size;
           u32                     response_offset;
   };
   
   /**
    * @brief Get the vf sw mailbox params
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return struct ecore_iov_sw_mbx*
    */
   struct ecore_iov_sw_mbx*
   ecore_iov_get_vf_sw_mbx(struct ecore_hwfn *p_hwfn,
                           u16 rel_vf_id);
   #endif
   
   /* This struct is part of ecore_dev and contains data relevant to all hwfns;
    * Initialized only if SR-IOV cpabability is exposed in PCIe config space.
    */
   struct ecore_hw_sriov_info {
           /* standard SRIOV capability fields, mostly for debugging */
           int     pos;            /* capability position */
           int     nres;           /* number of resources */
           u32     cap;            /* SR-IOV Capabilities */
           u16     ctrl;           /* SR-IOV Control */
           u16     total_vfs;      /* total VFs associated with the PF */
           u16     num_vfs;        /* number of vfs that have been started */
           u16     initial_vfs;    /* initial VFs associated with the PF */
           u16     nr_virtfn;      /* number of VFs available */
           u16     offset;         /* first VF Routing ID offset */
           u16     stride;         /* following VF stride */
           u16     vf_device_id;   /* VF device id */
           u32     pgsz;           /* page size for BAR alignment */
           u8      link;           /* Function Dependency Link */
   
           u32     first_vf_in_pf;
   };
   
   #ifdef CONFIG_ECORE_SRIOV
   #ifndef LINUX_REMOVE
   /**
    * @brief mark/clear all VFs before/after an incoming PCIe sriov
    *        disable.
    *
    * @param p_dev
    * @param to_disable
    */
   void ecore_iov_set_vfs_to_disable(struct ecore_dev *p_dev,
                                     u8 to_disable);
   
   /**
    * @brief mark/clear chosen VF before/after an incoming PCIe
    *        sriov disable.
    *
    * @param p_dev
    * @param rel_vf_id
    * @param to_disable
    */
   void ecore_iov_set_vf_to_disable(struct ecore_dev *p_dev,
                                    u16 rel_vf_id,
                                    u8 to_disable);
   
   /**
    * @brief ecore_iov_init_hw_for_vf - initialize the HW for
    *        enabling access of a VF. Also includes preparing the
    *        IGU for VF access. This needs to be called AFTER hw is
    *        initialized and BEFORE VF is loaded inside the VM.
    *
    * @param p_hwfn
    * @param p_ptt
    * @param p_params
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t
   ecore_iov_init_hw_for_vf(struct ecore_hwfn *p_hwfn,
                            struct ecore_ptt *p_ptt,
                            struct ecore_iov_vf_init_params *p_params);
   
   /**
    * @brief ecore_iov_process_mbx_req - process a request received
    *        from the VF
    *
    * @param p_hwfn
    * @param p_ptt
    * @param vfid
    */
   void ecore_iov_process_mbx_req(struct ecore_hwfn *p_hwfn,
                                  struct ecore_ptt *p_ptt,
                                  int vfid);
   
   /**
    * @brief ecore_iov_release_hw_for_vf - called once upper layer
    *        knows VF is done with - can release any resources
    *        allocated for VF at this point. this must be done once
    *        we know VF is no longer loaded in VM.
    *
    * @param p_hwfn
    * @param p_ptt
    * @param rel_vf_id
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_release_hw_for_vf(struct ecore_hwfn *p_hwfn,
                                                    struct ecore_ptt *p_ptt,
                                                    u16 rel_vf_id);
   
   /**
    * @brief ecore_iov_set_vf_ctx - set a context for a given VF
    *
    * @param p_hwfn
    * @param vf_id
    * @param ctx
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_set_vf_ctx(struct ecore_hwfn *p_hwfn,
                                             u16 vf_id,
                                             void *ctx);
   
   /**
    * @brief FLR cleanup for all VFs
    *
    * @param p_hwfn
    * @param p_ptt
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
                                                 struct ecore_ptt *p_ptt);
   
   /**
    * @brief FLR cleanup for single VF
    *
    * @param p_hwfn
    * @param p_ptt
    * @param rel_vf_id
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t
   ecore_iov_single_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
                                   struct ecore_ptt *p_ptt,
                                   u16 rel_vf_id);
   
   /**
    * @brief Update the bulletin with link information. Notice this does NOT
    *        send a bulletin update, only updates the PF's bulletin.
    *
    * @param p_hwfn
    * @param p_vf
    * @param params - the link params to use for the VF link configuration
    * @param link - the link output to use for the VF link configuration
    * @param p_caps - the link default capabilities.
    */
   void ecore_iov_set_link(struct ecore_hwfn *p_hwfn,
                           u16 vfid,
                           struct ecore_mcp_link_params *params,
                           struct ecore_mcp_link_state *link,
                           struct ecore_mcp_link_capabilities *p_caps);
   
   /**
    * @brief Returns link information as perceived by VF.
    *
    * @param p_hwfn
    * @param p_vf
    * @param p_params - the link params visible to vf.
    * @param p_link - the link state visible to vf.
    * @param p_caps - the link default capabilities visible to vf.
    */
   void ecore_iov_get_link(struct ecore_hwfn *p_hwfn,
                           u16 vfid,
                           struct ecore_mcp_link_params *params,
                           struct ecore_mcp_link_state *link,
                           struct ecore_mcp_link_capabilities *p_caps);
   
   /**
    * @brief return if the VF is pending FLR
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return bool
    */
   bool ecore_iov_is_vf_pending_flr(struct ecore_hwfn *p_hwfn,
                                    u16 rel_vf_id);
   #endif
   
   /**
    * @brief Check if given VF ID @vfid is valid
    *        w.r.t. @b_enabled_only value
    *        if b_enabled_only = true - only enabled VF id is valid
    *        else any VF id less than max_vfs is valid
    *
    * @param p_hwfn
    * @param rel_vf_id - Relative VF ID
    * @param b_enabled_only - consider only enabled VF
    * @param b_non_malicious - true iff we want to validate vf isn't malicious.
    *
    * @return bool - true for valid VF ID
    */
   bool ecore_iov_is_valid_vfid(struct ecore_hwfn *p_hwfn,
                                int rel_vf_id,
                                bool b_enabled_only, bool b_non_malicious);
   
   #ifndef LINUX_REMOVE
   /**
    * @brief Get VF's public info structure
    *
    * @param p_hwfn
    * @param vfid - Relative VF ID
    * @param b_enabled_only - false if want to access even if vf is disabled
    *
    * @return struct ecore_public_vf_info *
    */
   struct ecore_public_vf_info*
   ecore_iov_get_public_vf_info(struct ecore_hwfn *p_hwfn,
                                u16 vfid, bool b_enabled_only);
   
   /**
    * @brief fills a bitmask of all VFs which have pending unhandled
    *        messages.
    *
    * @param p_hwfn
    */
   void ecore_iov_pf_get_pending_events(struct ecore_hwfn *p_hwfn,
                                        u64 *events);
   
   /**
    * @brief Copy VF's message to PF's buffer
    *
    * @param p_hwfn
    * @param ptt
    * @param vfid
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_copy_vf_msg(struct ecore_hwfn *p_hwfn,
                                              struct ecore_ptt *ptt,
                                              int vfid);
   /**
    * @brief Set forced MAC address in PFs copy of bulletin board
    *        and configures FW/HW to support the configuration.
    *
    * @param p_hwfn
    * @param mac
    * @param vfid
    */
   void ecore_iov_bulletin_set_forced_mac(struct ecore_hwfn *p_hwfn,
                                          u8 *mac, int vfid);
   
   /**
    * @brief Set MAC address in PFs copy of bulletin board without 
    *        configuring FW/HW.
    *
    * @param p_hwfn
    * @param mac
    * @param vfid
    */
   enum _ecore_status_t ecore_iov_bulletin_set_mac(struct ecore_hwfn *p_hwfn,
                                                   u8 *mac, int vfid);
   
   /**
    * @brief Set default behaviour of VF in case no vlans are configured for it
    *        whether to accept only untagged traffic or all.
    *        Must be called prior to the VF vport-start.
    *
    * @param p_hwfn
    * @param b_untagged_only
    * @param vfid
    *
    * @return ECORE_SUCCESS if configuration would stick.
    */
   enum _ecore_status_t
   ecore_iov_bulletin_set_forced_untagged_default(struct ecore_hwfn *p_hwfn,
                                                  bool b_untagged_only,
                                                  int vfid);
   
   /**
    * @brief Get VFs opaque fid.
    *
    * @param p_hwfn
    * @param vfid
    * @param opaque_fid
    */
   void ecore_iov_get_vfs_opaque_fid(struct ecore_hwfn *p_hwfn, int vfid,
                                     u16 *opaque_fid);
   
   /**
    * @brief Set forced VLAN [pvid] in PFs copy of bulletin board
    *        and configures FW/HW to support the configuration.
    *        Setting of pvid 0 would clear the feature.
    * @param p_hwfn
    * @param pvid
    * @param vfid
    */
   void ecore_iov_bulletin_set_forced_vlan(struct ecore_hwfn *p_hwfn,
                                           u16 pvid, int vfid);
   
   /**
    * @brief Check if VF has VPORT instance. This can be used
    *        to check if VPORT is active.
    *
    * @param p_hwfn
    */
   bool ecore_iov_vf_has_vport_instance(struct ecore_hwfn *p_hwfn, int vfid);
   
   /**
    * @brief PF posts the bulletin to the VF
    *
    * @param p_hwfn
    * @param p_vf
    * @param p_ptt
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_post_vf_bulletin(struct ecore_hwfn *p_hwfn,
                                                   int vfid,
                                                   struct ecore_ptt *p_ptt);
   
   /**
    * @brief Check if given VF (@vfid) is marked as stopped
    *
    * @param p_hwfn
    * @param vfid
    *
    * @return bool : true if stopped
    */
   bool ecore_iov_is_vf_stopped(struct ecore_hwfn *p_hwfn, int vfid);
   
   /**
    * @brief Configure VF anti spoofing
    *
    * @param p_hwfn
    * @param vfid
    * @param val - spoofchk value - true/false
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_spoofchk_set(struct ecore_hwfn *p_hwfn,
                                               int vfid, bool val);
   
   /**
    * @brief Get VF's configured spoof value.
    *
    * @param p_hwfn
    * @param vfid
    *
    * @return bool - spoofchk value - true/false
    */
   bool ecore_iov_spoofchk_get(struct ecore_hwfn *p_hwfn, int vfid);
   
   /**
    * @brief Check for SRIOV sanity by PF.
    *
    * @param p_hwfn
    * @param vfid
    *
    * @return bool - true if sanity checks passes, else false
    */
   bool ecore_iov_pf_sanity_check(struct ecore_hwfn *p_hwfn, int vfid);
   
   /**
    * @brief Get the num of VF chains.
    *
    * @param p_hwfn
    *
    * @return u8
    */
   u8 ecore_iov_vf_chains_per_pf(struct ecore_hwfn *p_hwfn);
   
   /**
    * @brief Get vf request mailbox params
    *
    * @param p_hwfn
    * @param rel_vf_id
    * @param pp_req_virt_addr
    * @param p_req_virt_size
    */
   void ecore_iov_get_vf_req_virt_mbx_params(struct ecore_hwfn *p_hwfn,
                                             u16 rel_vf_id,
                                             void **pp_req_virt_addr,
                                             u16 *p_req_virt_size);
   
   /**
    * @brief Get vf mailbox params
    *
    * @param p_hwfn
    * @param rel_vf_id
    * @param pp_reply_virt_addr
    * @param p_reply_virt_size
    */
   void ecore_iov_get_vf_reply_virt_mbx_params(struct ecore_hwfn *p_hwfn,
                                               u16 rel_vf_id,
                                               void **pp_reply_virt_addr,
                                               u16 *p_reply_virt_size);
   
   /**
    * @brief Validate if the given length is a valid vfpf message
    *        length
    *
    * @param length
    *
    * @return bool
    */
   bool ecore_iov_is_valid_vfpf_msg_length(u32 length);
   
   /**
    * @brief Return the max pfvf message length
    *
    * @return u32
    */
   u32 ecore_iov_pfvf_msg_length(void);
   
   /**
    * @brief Returns forced MAC address if one is configured
    *
    * @parm p_hwfn
    * @parm rel_vf_id
    *
    * @return OSAL_NULL if mac isn't forced; Otherwise, returns MAC.
    */
   u8 *ecore_iov_bulletin_get_forced_mac(struct ecore_hwfn *p_hwfn,
                                         u16 rel_vf_id);
   
   /**
    * @brief Returns pvid if one is configured
    *
    * @parm p_hwfn
    * @parm rel_vf_id
    *
    * @return 0 if no pvid is configured, otherwise the pvid.
    */
   u16 ecore_iov_bulletin_get_forced_vlan(struct ecore_hwfn *p_hwfn,
                                          u16 rel_vf_id);
   /**
    * @brief Configure VFs tx rate
    *
    * @param p_hwfn
    * @param p_ptt
    * @param vfid
    * @param val - tx rate value in Mb/sec.
    *
    * @return enum _ecore_status_t
    */
   enum _ecore_status_t ecore_iov_configure_tx_rate(struct ecore_hwfn *p_hwfn,
                                                    struct ecore_ptt *p_ptt,
                                                    int vfid, int val);
   
   /**
    * @brief - Retrieves the statistics associated with a VF
    *
    * @param p_hwfn
    * @param p_ptt
    * @param vfid
    * @param p_stats - this will be filled with the VF statistics
    *
    * @return ECORE_SUCCESS iff statistics were retrieved. Error otherwise.
    */
   enum _ecore_status_t ecore_iov_get_vf_stats(struct ecore_hwfn *p_hwfn,
                                               struct ecore_ptt *p_ptt,
                                               int vfid,
                                               struct ecore_eth_stats *p_stats);
   
   /**
    * @brief - Retrieves num of rxqs chains
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return num of rxqs chains.
    */
   u8 ecore_iov_get_vf_num_rxqs(struct ecore_hwfn *p_hwfn,
                                u16 rel_vf_id);
   
   /**
    * @brief - Retrieves num of active rxqs chains
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   u8 ecore_iov_get_vf_num_active_rxqs(struct ecore_hwfn *p_hwfn,
                                       u16 rel_vf_id);
   
   /**
    * @brief - Retrieves ctx pointer
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   void *ecore_iov_get_vf_ctx(struct ecore_hwfn *p_hwfn,
                              u16 rel_vf_id);
   
   /**
    * @brief - Retrieves VF`s num sbs
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   u8 ecore_iov_get_vf_num_sbs(struct ecore_hwfn *p_hwfn,
                               u16 rel_vf_id);
   
   /**
    * @brief - Returm true if VF is waiting for acquire
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   bool ecore_iov_is_vf_wait_for_acquire(struct ecore_hwfn *p_hwfn,
                                         u16 rel_vf_id);
   
   /**
    * @brief - Returm true if VF is acquired but not initialized
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   bool ecore_iov_is_vf_acquired_not_initialized(struct ecore_hwfn *p_hwfn,
                                                 u16 rel_vf_id);
   
   /**
    * @brief - Returm true if VF is acquired and initialized
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   bool ecore_iov_is_vf_initialized(struct ecore_hwfn *p_hwfn,
                                    u16 rel_vf_id);
   
   /**
    * @brief - Returm true if VF has started in FW
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return
    */
   bool ecore_iov_is_vf_started(struct ecore_hwfn *p_hwfn,
                                u16 rel_vf_id);
   
   /**
    * @brief - Get VF's vport min rate configured.
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return - rate in Mbps
    */
   int ecore_iov_get_vf_min_rate(struct ecore_hwfn *p_hwfn, int vfid);
   
   /**
    * @brief - Configure min rate for VF's vport.
    * @param p_dev
    * @param vfid
    * @param - rate in Mbps
    *
    * @return
    */
   enum _ecore_status_t ecore_iov_configure_min_tx_rate(struct ecore_dev *p_dev,
                                                        int vfid, u32 rate);
   
   #endif
   
   /**
    * @brief ecore_pf_configure_vf_queue_coalesce - PF configure coalesce parameters
    *    of VFs for Rx and Tx queue.
    *    While the API allows setting coalescing per-qid, all queues sharing a SB
    *    should be in same range [i.e., either 0-0x7f, 0x80-0xff or 0x100-0x1ff]
    *    otherwise configuration would break.
    *
    * @param p_hwfn
    * @param rx_coal - Rx Coalesce value in micro seconds.
    * @param tx_coal - TX Coalesce value in micro seconds.
    * @param vf_id
    * @param qid
    *
    * @return int
    **/
   enum _ecore_status_t
   ecore_iov_pf_configure_vf_queue_coalesce(struct ecore_hwfn *p_hwfn,
                                            u16 rx_coal, u16 tx_coal,
                                            u16 vf_id, u16 qid);
   
   /**
    * @brief - Given a VF index, return index of next [including that] active VF.
    *
    * @param p_hwfn
    * @param rel_vf_id
    *
    * @return MAX_NUM_VFS_E4 in case no further active VFs, otherwise index.
    */
   u16 ecore_iov_get_next_active_vf(struct ecore_hwfn *p_hwfn, u16 rel_vf_id);
   void ecore_iov_bulletin_set_udp_ports(struct ecore_hwfn *p_hwfn, int vfid,
                                         u16 vxlan_port, u16 geneve_port);
   
   #ifdef CONFIG_ECORE_SW_CHANNEL
   /**
    * @brief Set whether PF should communicate with VF using SW/HW channel
    *        Needs to be called for an enabled VF before acquire is over
    *        [latest good point for doing that is OSAL_IOV_VF_ACQUIRE()]
    *
    * @param p_hwfn
    * @param vfid - relative vf index
    * @param b_is_hw - true iff PF is to use HW channel for communication
    */
   void ecore_iov_set_vf_hw_channel(struct ecore_hwfn *p_hwfn, int vfid,
                                    bool b_is_hw);
   #endif
   #else
   #ifndef LINUX_REMOVE
   static OSAL_INLINE void ecore_iov_set_vfs_to_disable(struct ecore_dev OSAL_UNUSED *p_dev, u8 OSAL_UNUSED to_disable) {}
   static OSAL_INLINE void ecore_iov_set_vf_to_disable(struct ecore_dev OSAL_UNUSED *p_dev, u16 OSAL_UNUSED rel_vf_id, u8 OSAL_UNUSED to_disable) {}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_init_hw_for_vf(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, struct ecore_iov_vf_init_params OSAL_UNUSED *p_params) {return ECORE_INVAL;}
   static OSAL_INLINE void ecore_iov_process_mbx_req(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, int OSAL_UNUSED vfid) {}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_release_hw_for_vf(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, u16 OSAL_UNUSED rel_vf_id) {return ECORE_SUCCESS;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_set_vf_ctx(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED vf_id, OSAL_UNUSED void *ctx) {return ECORE_INVAL;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_vf_flr_cleanup(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt) {return ECORE_INVAL;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_single_vf_flr_cleanup(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, u16 OSAL_UNUSED rel_vf_id) {return ECORE_INVAL;}
   static OSAL_INLINE void ecore_iov_set_link(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED vfid, struct ecore_mcp_link_params OSAL_UNUSED *params, struct ecore_mcp_link_state OSAL_UNUSED *link, struct ecore_mcp_link_capabilities OSAL_UNUSED *p_caps) {}
   static OSAL_INLINE void ecore_iov_get_link(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED vfid, struct ecore_mcp_link_params OSAL_UNUSED *params, struct ecore_mcp_link_state OSAL_UNUSED *link, struct ecore_mcp_link_capabilities OSAL_UNUSED *p_caps) {}
   static OSAL_INLINE bool ecore_iov_is_vf_pending_flr(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return false;}
   #endif
   static OSAL_INLINE bool
   ecore_iov_is_valid_vfid(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED rel_vf_id,
                           bool OSAL_UNUSED b_enabled_only,
                           bool OSAL_UNUSED b_non_malicious)
   {
           return false;
   }
   #ifndef LINUX_REMOVE
   static OSAL_INLINE struct ecore_public_vf_info* ecore_iov_get_public_vf_info(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED vfid, bool OSAL_UNUSED b_enabled_only) {return OSAL_NULL;}
   static OSAL_INLINE void ecore_iov_pf_add_pending_events(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u8 OSAL_UNUSED vfid) {}
   static OSAL_INLINE void ecore_iov_pf_get_and_clear_pending_events(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u64 OSAL_UNUSED *events) {}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_copy_vf_msg(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *ptt, int OSAL_UNUSED vfid) {return ECORE_INVAL;}
   static OSAL_INLINE void ecore_iov_bulletin_set_forced_mac(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u8 OSAL_UNUSED *mac, int OSAL_UNUSED vfid) {}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_bulletin_set_mac(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u8 OSAL_UNUSED *mac, OSAL_UNUSED int vfid) {return ECORE_INVAL;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_bulletin_set_forced_untagged_default(struct ecore_hwfn OSAL_UNUSED *p_hwfn, bool OSAL_UNUSED b_untagged_only, int OSAL_UNUSED vfid) {return ECORE_INVAL;}
   static OSAL_INLINE void ecore_iov_get_vfs_opaque_fid(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid, u16 OSAL_UNUSED *opaque_fid) {}
   static OSAL_INLINE void ecore_iov_bulletin_set_forced_vlan(struct ecore_hwfn OSAL_UNUSED p_hwfn, u16 OSAL_UNUSED pvid, int OSAL_UNUSED vfid) {}
   static OSAL_INLINE bool ecore_iov_vf_has_vport_instance(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid) {return false;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_post_vf_bulletin(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid, struct ecore_ptt OSAL_UNUSED *p_ptt) {return ECORE_INVAL;}
   static OSAL_INLINE bool ecore_iov_is_vf_stopped(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid) {return false;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_spoofchk_set(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid, bool OSAL_UNUSED val) {return ECORE_INVAL;}
   static OSAL_INLINE bool ecore_iov_spoofchk_get(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid) {return false;}
   static OSAL_INLINE bool ecore_iov_pf_sanity_check(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid) {return false;}
   static OSAL_INLINE u8 ecore_iov_vf_chains_per_pf(struct ecore_hwfn OSAL_UNUSED *p_hwfn) {return 0;}
   static OSAL_INLINE void ecore_iov_get_vf_req_virt_mbx_params(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id, void OSAL_UNUSED **pp_req_virt_addr, u16 OSAL_UNUSED *p_req_virt_size) {}
   static OSAL_INLINE void ecore_iov_get_vf_reply_virt_mbx_params(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id, void OSAL_UNUSED **pp_reply_virt_addr, u16 OSAL_UNUSED *p_reply_virt_size) {}
   static OSAL_INLINE bool ecore_iov_is_valid_vfpf_msg_length(u32 OSAL_UNUSED length) {return false;}
   static OSAL_INLINE u32 ecore_iov_pfvf_msg_length(void) {return 0;}
   static OSAL_INLINE u8 *ecore_iov_bulletin_get_forced_mac(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return OSAL_NULL;}
   static OSAL_INLINE u16 ecore_iov_bulletin_get_forced_vlan(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return 0;}
   static OSAL_INLINE enum _ecore_status_t ecore_iov_configure_tx_rate(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, int OSAL_UNUSED vfid, int OSAL_UNUSED val) { return ECORE_INVAL; }
   static OSAL_INLINE enum _ecore_status_t ecore_iov_get_vf_stats(struct ecore_hwfn OSAL_UNUSED *p_hwfn, struct ecore_ptt OSAL_UNUSED *p_ptt, int OSAL_UNUSED vfid, struct ecore_eth_stats OSAL_UNUSED *p_stats) { return ECORE_INVAL; }
   static OSAL_INLINE u8 ecore_iov_get_vf_num_rxqs(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return 0;}
   static OSAL_INLINE u8 ecore_iov_get_vf_num_active_rxqs(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return 0;}
   static OSAL_INLINE void *ecore_iov_get_vf_ctx(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return OSAL_NULL;}
   static OSAL_INLINE u8 ecore_iov_get_vf_num_sbs(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return 0;}
   static OSAL_INLINE bool ecore_iov_is_vf_wait_for_acquire(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return false;}
   static OSAL_INLINE bool ecore_iov_is_vf_acquired_not_initialized(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return false;}
   static OSAL_INLINE bool ecore_iov_is_vf_initialized(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) {return false;}
   static OSAL_INLINE int ecore_iov_get_vf_min_rate(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid) { return 0; }
   static OSAL_INLINE enum _ecore_status_t ecore_iov_configure_min_tx_rate(struct ecore_dev OSAL_UNUSED *p_dev, int OSAL_UNUSED vfid, OSAL_UNUSED u32 rate) { return ECORE_INVAL; }
   #endif
   static OSAL_INLINE void ecore_iov_bulletin_set_udp_ports(struct ecore_hwfn OSAL_UNUSED *p_hwfn, int OSAL_UNUSED vfid, u16 OSAL_UNUSED vxlan_port, u16 OSAL_UNUSED geneve_port) { return; }
   static OSAL_INLINE u16 ecore_iov_get_next_active_vf(struct ecore_hwfn OSAL_UNUSED *p_hwfn, u16 OSAL_UNUSED rel_vf_id) { return MAX_NUM_VFS_E4; }
   
   #ifdef CONFIG_ECORE_SW_CHANNEL
   static OSAL_INLINE void
   ecore_iov_set_vf_hw_channel(struct ecore_hwfn OSAL_UNUSED *p_hwfn,
                               int OSAL_UNUSED vfid, bool OSAL_UNUSED b_is_hw) {}
   #endif
   #endif
   
   #define ecore_for_each_vf(_p_hwfn, _i)                                  \
           for (_i = ecore_iov_get_next_active_vf(_p_hwfn, 0);             \
                _i < MAX_NUM_VFS_E4;                                       \
                _i = ecore_iov_get_next_active_vf(_p_hwfn, _i + 1))
   
   #endif

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