/* bnx2x_sriov.c: QLogic Everest network driver. * * Copyright 2009-2013 Broadcom Corporation * Copyright 2014 QLogic Corporation * All rights reserved * * Unless you and QLogic execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2, available * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other QLogic software provided under a * license other than the GPL, without QLogic's express prior written * consent. * * Maintained by: Ariel Elior <[email protected]> * Written by: Shmulik Ravid * Ariel Elior <[email protected]> * */ #include "bnx2x.h" #include "bnx2x_init.h" #include "bnx2x_cmn.h" #include "bnx2x_sp.h" #include <linux/crc32.h> #include <linux/if_vlan.h> static int bnx2x_vf_op_prep(struct bnx2x *bp, int vfidx, struct bnx2x_virtf **vf, struct pf_vf_bulletin_content **bulletin, bool test_queue); /* General service functions */ static void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid, u16 pf_id) { … } static void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid, u8 enable) { … } int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid) { … } static struct bnx2x_virtf *bnx2x_vf_by_abs_fid(struct bnx2x *bp, u16 abs_vfid) { … } static void bnx2x_vf_igu_ack_sb(struct bnx2x *bp, struct bnx2x_virtf *vf, u8 igu_sb_id, u8 segment, u16 index, u8 op, u8 update) { … } static bool bnx2x_validate_vf_sp_objs(struct bnx2x *bp, struct bnx2x_virtf *vf, bool print_err) { … } /* VFOP operations states */ void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_queue_init_params *init_params, struct bnx2x_queue_setup_params *setup_params, u16 q_idx, u16 sb_idx) { … } void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_queue_init_params *init_params, struct bnx2x_queue_setup_params *setup_params, u16 q_idx, u16 sb_idx) { … } void bnx2x_vfop_qctor_prep(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q, struct bnx2x_vf_queue_construct_params *p, unsigned long q_type) { … } static int bnx2x_vf_queue_create(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, struct bnx2x_vf_queue_construct_params *qctor) { … } static int bnx2x_vf_queue_destroy(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid) { … } static void bnx2x_vf_set_igu_info(struct bnx2x *bp, u8 igu_sb_id, u8 abs_vfid) { … } static int bnx2x_vf_vlan_mac_clear(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, bool drv_only, int type) { … } static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, struct bnx2x_vf_mac_vlan_filter *filter, bool drv_only) { … } int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_mac_vlan_filters *filters, int qid, bool drv_only) { … } int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, struct bnx2x_vf_queue_construct_params *qctor) { … } static int bnx2x_vf_queue_flr(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid) { … } int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf, bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only) { … } static void bnx2x_vf_prep_rx_mode(struct bnx2x *bp, u8 qid, struct bnx2x_rx_mode_ramrod_params *ramrod, struct bnx2x_virtf *vf, unsigned long accept_flags) { … } int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, unsigned long accept_flags) { … } int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid) { … } /* VF enable primitives * when pretend is required the caller is responsible * for calling pretend prior to calling these routines */ /* internal vf enable - until vf is enabled internally all transactions * are blocked. This routine should always be called last with pretend. */ static void bnx2x_vf_enable_internal(struct bnx2x *bp, u8 enable) { … } /* clears vf error in all semi blocks */ static void bnx2x_vf_semi_clear_err(struct bnx2x *bp, u8 abs_vfid) { … } static void bnx2x_vf_pglue_clear_err(struct bnx2x *bp, u8 abs_vfid) { … } static void bnx2x_vf_igu_reset(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid) { … } static void bnx2x_vf_enable_traffic(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) { … } int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) { … } /* must be called after the number of PF queues and the number of VFs are * both known */ static void bnx2x_iov_static_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } /* FLR routines: */ static void bnx2x_vf_free_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_flr_clnup_hw(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_flr(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_flr_clnup(struct bnx2x *bp) { … } void bnx2x_vf_handle_flr_event(struct bnx2x *bp) { … } /* IOV global initialization routines */ void bnx2x_iov_init_dq(struct bnx2x *bp) { … } void bnx2x_iov_init_dmae(struct bnx2x *bp) { … } static int bnx2x_vf_domain(struct bnx2x *bp, int vfid) { … } static int bnx2x_vf_bus(struct bnx2x *bp, int vfid) { … } static int bnx2x_vf_devfn(struct bnx2x *bp, int vfid) { … } static void bnx2x_vf_set_bars(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static int bnx2x_get_vf_igu_cam_info(struct bnx2x *bp) { … } static void __bnx2x_iov_free_vfdb(struct bnx2x *bp) { … } static int bnx2x_sriov_pci_cfg_info(struct bnx2x *bp, struct bnx2x_sriov *iov) { … } static int bnx2x_sriov_info(struct bnx2x *bp, struct bnx2x_sriov *iov) { … } /* must be called after PF bars are mapped */ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param) { … } void bnx2x_iov_remove_one(struct bnx2x *bp) { … } void bnx2x_iov_free_mem(struct bnx2x *bp) { … } int bnx2x_iov_alloc_mem(struct bnx2x *bp) { … } static void bnx2x_vfq_init(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) { … } static int bnx2x_max_speed_cap(struct bnx2x *bp) { … } int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) { … } int bnx2x_set_vf_link_state(struct net_device *dev, int idx, int link_state) { … } void bnx2x_iov_link_update(struct bnx2x *bp) { … } /* called by bnx2x_nic_load */ int bnx2x_iov_nic_init(struct bnx2x *bp) { … } /* called by bnx2x_chip_cleanup */ int bnx2x_iov_chip_cleanup(struct bnx2x *bp) { … } /* called by bnx2x_init_hw_func, returns the next ilt line */ int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) { … } static u8 bnx2x_iov_is_vf_cid(struct bnx2x *bp, u16 cid) { … } static void bnx2x_vf_handle_classification_eqe(struct bnx2x *bp, struct bnx2x_vf_queue *vfq, union event_ring_elem *elem) { … } static void bnx2x_vf_handle_mcast_eqe(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_handle_filters_eqe(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_handle_rss_update_eqe(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) { … } static struct bnx2x_virtf *bnx2x_vf_by_cid(struct bnx2x *bp, int vf_cid) { … } void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, struct bnx2x_queue_sp_obj **q_obj) { … } void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) { … } /* VF API helpers */ static void bnx2x_vf_qtbl_set_q(struct bnx2x *bp, u8 abs_vfid, u8 qid, u8 enable) { … } static void bnx2x_vf_clr_qtbl(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static void bnx2x_vf_igu_disable(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } static int bnx2x_vf_chk_avail_resc(struct bnx2x *bp, struct bnx2x_virtf *vf, struct vf_pf_resc_request *req_resc) { … } /* CORE VF API */ int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, struct vf_pf_resc_request *resc) { … } int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map) { … } struct set_vf_state_cookie { … }; static void bnx2x_set_vf_state(void *cookie) { … } int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } /* VF release can be called either: 1. The VF was acquired but * not enabled 2. the vf was enabled or in the process of being * enabled */ int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf, struct bnx2x_config_rss_params *rss) { … } int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf, struct vfpf_tpa_tlv *tlv, struct bnx2x_queue_update_tpa_params *params) { … } /* VF release ~ VF close + VF release-resources * Release is the ultimate SW shutdown and is called whenever an * irrecoverable error is encountered. */ int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf) { … } void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, enum channel_tlvs tlv) { … } void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, enum channel_tlvs expected_tlv) { … } static int bnx2x_set_pf_tx_switching(struct bnx2x *bp, bool enable) { … } int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) { … } #define IGU_ENTRY_SIZE … int bnx2x_enable_sriov(struct bnx2x *bp) { … } void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) { … } void bnx2x_disable_sriov(struct bnx2x *bp) { … } static int bnx2x_vf_op_prep(struct bnx2x *bp, int vfidx, struct bnx2x_virtf **vf, struct pf_vf_bulletin_content **bulletin, bool test_queue) { … } int bnx2x_get_vf_config(struct net_device *dev, int vfidx, struct ifla_vf_info *ivi) { … } /* New mac for VF. Consider these cases: * 1. VF hasn't been acquired yet - save the mac in local bulletin board and * supply at acquire. * 2. VF has already been acquired but has not yet initialized - store in local * bulletin board. mac will be posted on VF bulletin board after VF init. VF * will configure this mac when it is ready. * 3. VF has already initialized but has not yet setup a queue - post the new * mac on VF's bulletin board right now. VF will configure this mac when it * is ready. * 4. VF has already set a queue - delete any macs already configured for this * queue and manually config the new mac. * In any event, once this function has been called refuse any attempts by the * VF to configure any mac for itself except for this mac. In case of a race * where the VF fails to see the new post on its bulletin board before sending a * mac configuration request, the PF will simply fail the request and VF can try * again after consulting its bulletin board. */ int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) { … } static void bnx2x_set_vf_vlan_acceptance(struct bnx2x *bp, struct bnx2x_virtf *vf, bool accept) { … } static int bnx2x_set_vf_vlan_filter(struct bnx2x *bp, struct bnx2x_virtf *vf, u16 vlan, bool add) { … } int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos, __be16 vlan_proto) { … } int bnx2x_set_vf_spoofchk(struct net_device *dev, int idx, bool val) { … } /* crc is the first field in the bulletin board. Compute the crc over the * entire bulletin board excluding the crc field itself. Use the length field * as the Bulletin Board was posted by a PF with possibly a different version * from the vf which will sample it. Therefore, the length is computed by the * PF and then used blindly by the VF. */ u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin) { … } /* Check for new posts on the bulletin board */ enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) { … } void bnx2x_timer_sriov(struct bnx2x *bp) { … } void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) { … } void bnx2x_vf_pci_dealloc(struct bnx2x *bp) { … } int bnx2x_vf_pci_alloc(struct bnx2x *bp) { … } void bnx2x_iov_channel_down(struct bnx2x *bp) { … } void bnx2x_iov_task(struct work_struct *work) { … } void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) { … }
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