obj-$(CONFIG_BNX2X) += bnx2x.o
-bnx2x-objs := bnx2x_main.o bnx2x_link.o bnx2x_cmn.o bnx2x_ethtool.o bnx2x_stats.o bnx2x_dcb.o bnx2x_sp.o bnx2x_vfpf.o
+bnx2x-objs := bnx2x_main.o bnx2x_link.o bnx2x_cmn.o bnx2x_ethtool.o bnx2x_stats.o bnx2x_dcb.o bnx2x_sp.o bnx2x_vfpf.o bnx2x_sriov.o
#ifndef BNX2X_H
#define BNX2X_H
+
+#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/dma-mapping.h>
#include <linux/types.h>
+#include <linux/pci_regs.h>
/* compilation time flags */
#define BNX2X_MAX_NUM_OF_VFS 64
#define BNX2X_VF_CID_WND 0
#define BNX2X_CIDS_PER_VF (1 << BNX2X_VF_CID_WND)
+#define BNX2X_FIRST_VF_CID 256
#define BNX2X_VF_CIDS (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF)
#define BNX2X_VF_ID_INVALID 0xFF
/* forward */
struct bnx2x_ilt;
+struct bnx2x_vfdb;
enum bnx2x_recovery_state {
BNX2X_RECOVERY_DONE,
char fw_ver[32];
const struct firmware *firmware;
+ struct bnx2x_vfdb *vfdb;
+#define IS_SRIOV(bp) ((bp)->vfdb)
+
/* DCB support on/off */
u16 dcb_state;
#define BNX2X_DCB_STATE_OFF 0
ilt = BP_ILT(bp);
cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start;
+ if (IS_SRIOV(bp))
+ cdu_ilt_start += BNX2X_FIRST_VF_CID/ILT_PAGE_CIDS;
+ cdu_ilt_start = bnx2x_iov_init_ilt(bp, cdu_ilt_start);
+
+ /* since BNX2X_FIRST_VF_CID > 0 the PF L2 cids precedes
+ * those of the VFs, so start line should be reset
+ */
+ cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start;
for (i = 0; i < L2_ILT_LINES(bp); i++) {
ilt->lines[cdu_ilt_start + i].page = bp->context[i].vcxt;
ilt->lines[cdu_ilt_start + i].page_mapping =
bp->context[i].cxt_mapping;
ilt->lines[cdu_ilt_start + i].size = bp->context[i].size;
}
+
bnx2x_ilt_init_op(bp, INITOP_SET);
if (!CONFIGURE_NIC_MODE(bp)) {
/* must be called prior to any HW initializations */
static inline u16 bnx2x_cid_ilt_lines(struct bnx2x *bp)
{
+ if (IS_SRIOV(bp))
+ return (BNX2X_FIRST_VF_CID + BNX2X_VF_CIDS)/ILT_PAGE_CIDS;
return L2_ILT_LINES(bp);
}
{
int cid_count = BNX2X_L2_MAX_CID(bp);
+ if (IS_SRIOV(bp))
+ cid_count += BNX2X_VF_CIDS;
+
if (CNIC_SUPPORT(bp))
cid_count += CNIC_CID_MAX;
+
return roundup(cid_count, QM_CID_ROUND);
}
goto init_one_exit;
}
+ /* Enable SRIOV if capability found in configuration space.
+ * Once the generic SR-IOV framework makes it in from the
+ * pci tree this will be revised, to allow dynamic control
+ * over the number of VFs. Right now, change the num of vfs
+ * param below to enable SR-IOV.
+ */
+ rc = bnx2x_iov_init_one(bp, int_mode, 0/*num vfs*/);
+ if (rc)
+ goto init_one_exit;
+
/* calc qm_cid_count */
bp->qm_cid_count = bnx2x_set_qm_cid_count(bp);
BNX2X_DEV_INFO("qm_cid_count %d\n", bp->qm_cid_count);
/* Make sure RESET task is not scheduled before continuing */
cancel_delayed_work_sync(&bp->sp_rtnl_task);
+
+ bnx2x_iov_remove_one(bp);
+
/* send message via vfpf channel to release the resources of this vf */
if (IS_VF(bp))
bnx2x_vfpf_release(bp);
#define PCI_PM_DATA_B 0x414
#define PCI_ID_VAL1 0x434
#define PCI_ID_VAL2 0x438
+#define GRC_CONFIG_REG_PF_INIT_VF 0x624
+#define GRC_CR_PF_INIT_VF_PF_FIRST_VF_NUM_MASK 0xf
+/* First VF_NUM for PF is encoded in this register.
+ * The number of VFs assigned to a PF is assumed to be a multiple of 8.
+ * Software should program these bits based on Total Number of VFs \
+ * programmed for each PF.
+ * Since registers from 0x000-0x7ff are split across functions, each PF will
+ * have the same location for the same 4 bits
+ */
#define PXPCS_TL_CONTROL_5 0x814
#define PXPCS_TL_CONTROL_5_UNKNOWNTYPE_ERR_ATTN (1 << 29) /*WC*/
--- /dev/null
+/* bnx2x_sriov.c: Broadcom Everest network driver.
+ *
+ * Copyright 2009-2012 Broadcom Corporation
+ *
+ * Unless you and Broadcom 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 Broadcom software provided under a
+ * license other than the GPL, without Broadcom's express prior written
+ * consent.
+ *
+ * Maintained by: Eilon Greenstein <eilong@broadcom.com>
+ * Written by: Shmulik Ravid <shmulikr@broadcom.com>
+ * Ariel Elior <ariele@broadcom.com>
+ *
+ */
+#include "bnx2x.h"
+#include "bnx2x_init.h"
+#include "bnx2x_sriov.h"
+int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid)
+{
+ int idx;
+
+ for_each_vf(bp, idx)
+ if (bnx2x_vf(bp, idx, abs_vfid) == abs_vfid)
+ break;
+ return idx;
+}
+
+static
+struct bnx2x_virtf *bnx2x_vf_by_abs_fid(struct bnx2x *bp, u16 abs_vfid)
+{
+ u16 idx = (u16)bnx2x_vf_idx_by_abs_fid(bp, abs_vfid);
+ return (idx < BNX2X_NR_VIRTFN(bp)) ? BP_VF(bp, idx) : NULL;
+}
+
+static int bnx2x_ari_enabled(struct pci_dev *dev)
+{
+ return dev->bus->self && dev->bus->self->ari_enabled;
+}
+
+static void
+bnx2x_vf_set_igu_info(struct bnx2x *bp, u8 igu_sb_id, u8 abs_vfid)
+{
+ struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid);
+ if (vf) {
+ if (!vf_sb_count(vf))
+ vf->igu_base_id = igu_sb_id;
+ ++vf_sb_count(vf);
+ }
+}
+
+static void
+bnx2x_get_vf_igu_cam_info(struct bnx2x *bp)
+{
+ int sb_id;
+ u32 val;
+ u8 fid;
+
+ /* IGU in normal mode - read CAM */
+ for (sb_id = 0; sb_id < IGU_REG_MAPPING_MEMORY_SIZE; sb_id++) {
+ val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + sb_id * 4);
+ if (!(val & IGU_REG_MAPPING_MEMORY_VALID))
+ continue;
+ fid = GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID);
+ if (!(fid & IGU_FID_ENCODE_IS_PF))
+ bnx2x_vf_set_igu_info(bp, sb_id,
+ (fid & IGU_FID_VF_NUM_MASK));
+
+ DP(BNX2X_MSG_IOV, "%s[%d], igu_sb_id=%d, msix=%d\n",
+ ((fid & IGU_FID_ENCODE_IS_PF) ? "PF" : "VF"),
+ ((fid & IGU_FID_ENCODE_IS_PF) ? (fid & IGU_FID_PF_NUM_MASK) :
+ (fid & IGU_FID_VF_NUM_MASK)), sb_id,
+ GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR));
+ }
+}
+
+static void __bnx2x_iov_free_vfdb(struct bnx2x *bp)
+{
+ if (bp->vfdb) {
+ kfree(bp->vfdb->vfqs);
+ kfree(bp->vfdb->vfs);
+ kfree(bp->vfdb);
+ }
+ bp->vfdb = NULL;
+}
+
+static int bnx2x_sriov_pci_cfg_info(struct bnx2x *bp, struct bnx2x_sriov *iov)
+{
+ int pos;
+ struct pci_dev *dev = bp->pdev;
+
+ pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV);
+ if (!pos) {
+ BNX2X_ERR("failed to find SRIOV capability in device\n");
+ return -ENODEV;
+ }
+
+ iov->pos = pos;
+ DP(BNX2X_MSG_IOV, "sriov ext pos %d\n", pos);
+ pci_read_config_word(dev, pos + PCI_SRIOV_CTRL, &iov->ctrl);
+ pci_read_config_word(dev, pos + PCI_SRIOV_TOTAL_VF, &iov->total);
+ pci_read_config_word(dev, pos + PCI_SRIOV_INITIAL_VF, &iov->initial);
+ pci_read_config_word(dev, pos + PCI_SRIOV_VF_OFFSET, &iov->offset);
+ pci_read_config_word(dev, pos + PCI_SRIOV_VF_STRIDE, &iov->stride);
+ pci_read_config_dword(dev, pos + PCI_SRIOV_SUP_PGSIZE, &iov->pgsz);
+ pci_read_config_dword(dev, pos + PCI_SRIOV_CAP, &iov->cap);
+ pci_read_config_byte(dev, pos + PCI_SRIOV_FUNC_LINK, &iov->link);
+
+ return 0;
+}
+
+static int bnx2x_sriov_info(struct bnx2x *bp, struct bnx2x_sriov *iov)
+{
+ u32 val;
+
+ /* read the SRIOV capability structure
+ * The fields can be read via configuration read or
+ * directly from the device (starting at offset PCICFG_OFFSET)
+ */
+ if (bnx2x_sriov_pci_cfg_info(bp, iov))
+ return -ENODEV;
+
+ /* get the number of SRIOV bars */
+ iov->nres = 0;
+
+ /* read the first_vfid */
+ val = REG_RD(bp, PCICFG_OFFSET + GRC_CONFIG_REG_PF_INIT_VF);
+ iov->first_vf_in_pf = ((val & GRC_CR_PF_INIT_VF_PF_FIRST_VF_NUM_MASK)
+ * 8) - (BNX2X_MAX_NUM_OF_VFS * BP_PATH(bp));
+
+ DP(BNX2X_MSG_IOV,
+ "IOV info[%d]: first vf %d, nres %d, cap 0x%x, ctrl 0x%x, total %d, initial %d, num vfs %d, offset %d, stride %d, page size 0x%x\n",
+ BP_FUNC(bp),
+ iov->first_vf_in_pf, iov->nres, iov->cap, iov->ctrl, iov->total,
+ iov->initial, iov->nr_virtfn, iov->offset, iov->stride, iov->pgsz);
+
+ return 0;
+}
+
+static u8 bnx2x_iov_get_max_queue_count(struct bnx2x *bp)
+{
+ int i;
+ u8 queue_count = 0;
+
+ if (IS_SRIOV(bp))
+ for_each_vf(bp, i)
+ queue_count += bnx2x_vf(bp, i, alloc_resc.num_sbs);
+
+ return queue_count;
+}
+
+/* must be called after PF bars are mapped */
+int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
+ int num_vfs_param)
+{
+ int err, i, qcount;
+ struct bnx2x_sriov *iov;
+ struct pci_dev *dev = bp->pdev;
+
+ bp->vfdb = NULL;
+
+ /* verify sriov capability is present in configuration space */
+ if (!pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV)) {
+ DP(BNX2X_MSG_IOV, "no sriov - capability not found\n");
+ return 0;
+ }
+
+ /* verify is pf */
+ if (IS_VF(bp))
+ return 0;
+
+ /* verify chip revision */
+ if (CHIP_IS_E1x(bp))
+ return 0;
+
+ /* check if SRIOV support is turned off */
+ if (!num_vfs_param)
+ return 0;
+
+ /* SRIOV assumes that num of PF CIDs < BNX2X_FIRST_VF_CID */
+ if (BNX2X_L2_MAX_CID(bp) >= BNX2X_FIRST_VF_CID) {
+ BNX2X_ERR("PF cids %d are overspilling into vf space (starts at %d). Abort SRIOV\n",
+ BNX2X_L2_MAX_CID(bp), BNX2X_FIRST_VF_CID);
+ return 0;
+ }
+
+ /* SRIOV can be enabled only with MSIX */
+ if (int_mode_param == BNX2X_INT_MODE_MSI ||
+ int_mode_param == BNX2X_INT_MODE_INTX) {
+ BNX2X_ERR("Forced MSI/INTx mode is incompatible with SRIOV\n");
+ return 0;
+ }
+
+ /* verify ari is enabled */
+ if (!bnx2x_ari_enabled(bp->pdev)) {
+ BNX2X_ERR("ARI not supported, SRIOV can not be enabled\n");
+ return 0;
+ }
+
+ /* verify igu is in normal mode */
+ if (CHIP_INT_MODE_IS_BC(bp)) {
+ BNX2X_ERR("IGU not normal mode, SRIOV can not be enabled\n");
+ return 0;
+ }
+
+ /* allocate the vfs database */
+ bp->vfdb = kzalloc(sizeof(*(bp->vfdb)), GFP_KERNEL);
+ if (!bp->vfdb) {
+ BNX2X_ERR("failed to allocate vf database\n");
+ err = -ENOMEM;
+ goto failed;
+ }
+
+ /* get the sriov info - Linux already collected all the pertinent
+ * information, however the sriov structure is for the private use
+ * of the pci module. Also we want this information regardless
+ * of the hyper-visor.
+ */
+ iov = &(bp->vfdb->sriov);
+ err = bnx2x_sriov_info(bp, iov);
+ if (err)
+ goto failed;
+
+ /* SR-IOV capability was enabled but there are no VFs*/
+ if (iov->total == 0)
+ goto failed;
+
+ /* calcuate the actual number of VFs */
+ iov->nr_virtfn = min_t(u16, iov->total, (u16)num_vfs_param);
+
+ /* allcate the vf array */
+ bp->vfdb->vfs = kzalloc(sizeof(struct bnx2x_virtf) *
+ BNX2X_NR_VIRTFN(bp), GFP_KERNEL);
+ if (!bp->vfdb->vfs) {
+ BNX2X_ERR("failed to allocate vf array\n");
+ err = -ENOMEM;
+ goto failed;
+ }
+
+ /* Initial VF init - index and abs_vfid - nr_virtfn must be set */
+ for_each_vf(bp, i) {
+ bnx2x_vf(bp, i, index) = i;
+ bnx2x_vf(bp, i, abs_vfid) = iov->first_vf_in_pf + i;
+ bnx2x_vf(bp, i, state) = VF_FREE;
+ INIT_LIST_HEAD(&bnx2x_vf(bp, i, op_list_head));
+ mutex_init(&bnx2x_vf(bp, i, op_mutex));
+ bnx2x_vf(bp, i, op_current) = CHANNEL_TLV_NONE;
+ }
+
+ /* re-read the IGU CAM for VFs - index and abs_vfid must be set */
+ bnx2x_get_vf_igu_cam_info(bp);
+
+ /* get the total queue count and allocate the global queue arrays */
+ qcount = bnx2x_iov_get_max_queue_count(bp);
+
+ /* allocate the queue arrays for all VFs */
+ bp->vfdb->vfqs = kzalloc(qcount * sizeof(struct bnx2x_vf_queue),
+ GFP_KERNEL);
+ if (!bp->vfdb->vfqs) {
+ BNX2X_ERR("failed to allocate vf queue array\n");
+ err = -ENOMEM;
+ goto failed;
+ }
+
+ return 0;
+failed:
+ DP(BNX2X_MSG_IOV, "Failed err=%d\n", err);
+ __bnx2x_iov_free_vfdb(bp);
+ return err;
+}
+
+/* called by bnx2x_init_hw_func, returns the next ilt line */
+int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line)
+{
+ int i;
+ struct bnx2x_ilt *ilt = BP_ILT(bp);
+
+ if (!IS_SRIOV(bp))
+ return line;
+
+ /* set vfs ilt lines */
+ for (i = 0; i < BNX2X_VF_CIDS/ILT_PAGE_CIDS; i++) {
+ struct hw_dma *hw_cxt = BP_VF_CXT_PAGE(bp, i);
+
+ ilt->lines[line+i].page = hw_cxt->addr;
+ ilt->lines[line+i].page_mapping = hw_cxt->mapping;
+ ilt->lines[line+i].size = hw_cxt->size; /* doesn't matter */
+ }
+ return line + i;
+}
+
+void bnx2x_iov_remove_one(struct bnx2x *bp)
+{
+ /* if SRIOV is not enabled there's nothing to do */
+ if (!IS_SRIOV(bp))
+ return;
+
+ /* free vf database */
+ __bnx2x_iov_free_vfdb(bp);
+}
#ifndef BNX2X_SRIOV_H
#define BNX2X_SRIOV_H
+/* The bnx2x device structure holds vfdb structure described below.
+ * The VF array is indexed by the relative vfid.
+ */
+struct bnx2x_sriov {
+ u32 first_vf_in_pf;
+
+ /* 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; /* total VFs associated with the PF */
+ u16 initial; /* 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 */
+ u32 pgsz; /* page size for BAR alignment */
+ u8 link; /* Function Dependency Link */
+};
+
+/* bars */
+struct bnx2x_vf_bar {
+ u64 bar;
+ u32 size;
+};
+
+/* vf queue (used both for rx or tx) */
+struct bnx2x_vf_queue {
+ struct eth_context *cxt;
+
+ /* MACs object */
+ struct bnx2x_vlan_mac_obj mac_obj;
+
+ /* VLANs object */
+ struct bnx2x_vlan_mac_obj vlan_obj;
+ atomic_t vlan_count; /* 0 means vlan-0 is set ~ untagged */
+
+ /* Queue Slow-path State object */
+ struct bnx2x_queue_sp_obj sp_obj;
+
+ u32 cid;
+ u16 index;
+ u16 sb_idx;
+};
+
+/* struct bnx2x_vfop_qctor_params - prepare queue construction parameters:
+ * q-init, q-setup and SB index
+ */
+struct bnx2x_vfop_qctor_params {
+ struct bnx2x_queue_state_params qstate;
+ struct bnx2x_queue_setup_params prep_qsetup;
+};
+
+/* VFOP parameters (one copy per VF) */
+union bnx2x_vfop_params {
+ struct bnx2x_vlan_mac_ramrod_params vlan_mac;
+ struct bnx2x_rx_mode_ramrod_params rx_mode;
+ struct bnx2x_mcast_ramrod_params mcast;
+ struct bnx2x_config_rss_params rss;
+ struct bnx2x_vfop_qctor_params qctor;
+};
+
+/* forward */
+struct bnx2x_virtf;
+/* vf context */
+struct bnx2x_virtf {
+ u16 cfg_flags;
+#define VF_CFG_STATS 0x0001
+#define VF_CFG_FW_FC 0x0002
+#define VF_CFG_TPA 0x0004
+#define VF_CFG_INT_SIMD 0x0008
+#define VF_CACHE_LINE 0x0010
+
+ u8 state;
+#define VF_FREE 0 /* VF ready to be acquired holds no resc */
+#define VF_ACQUIRED 1 /* VF aquired, but not initalized */
+#define VF_ENABLED 2 /* VF Enabled */
+#define VF_RESET 3 /* VF FLR'd, pending cleanup */
+
+ /* non 0 during flr cleanup */
+ u8 flr_clnup_stage;
+#define VF_FLR_CLN 1 /* reclaim resources and do 'final cleanup'
+ * sans the end-wait
+ */
+#define VF_FLR_ACK 2 /* ACK flr notification */
+#define VF_FLR_EPILOG 3 /* wait for VF remnants to dissipate in the HW
+ * ~ final cleanup' end wait
+ */
+
+ /* dma */
+ dma_addr_t fw_stat_map; /* valid iff VF_CFG_STATS */
+ dma_addr_t spq_map;
+ dma_addr_t bulletin_map;
+
+ /* Allocated resources counters. Before the VF is acquired, the
+ * counters hold the following values:
+ *
+ * - xxq_count = 0 as the queues memory is not allocated yet.
+ *
+ * - sb_count = The number of status blocks configured for this VF in
+ * the IGU CAM. Initially read during probe.
+ *
+ * - xx_rules_count = The number of rules statically and equally
+ * allocated for each VF, during PF load.
+ */
+ struct vf_pf_resc_request alloc_resc;
+#define vf_rxq_count(vf) ((vf)->alloc_resc.num_rxqs)
+#define vf_txq_count(vf) ((vf)->alloc_resc.num_txqs)
+#define vf_sb_count(vf) ((vf)->alloc_resc.num_sbs)
+#define vf_mac_rules_cnt(vf) ((vf)->alloc_resc.num_mac_filters)
+#define vf_vlan_rules_cnt(vf) ((vf)->alloc_resc.num_vlan_filters)
+#define vf_mc_rules_cnt(vf) ((vf)->alloc_resc.num_mc_filters)
+
+ u8 sb_count; /* actual number of SBs */
+ u8 igu_base_id; /* base igu status block id */
+
+ struct bnx2x_vf_queue *vfqs;
+#define bnx2x_vfq(vf, nr, var) ((vf)->vfqs[(nr)].var)
+
+ u8 index; /* index in the vf array */
+ u8 abs_vfid;
+ u8 sp_cl_id;
+ u32 error; /* 0 means all's-well */
+
+ /* BDF */
+ unsigned int bus;
+ unsigned int devfn;
+
+ /* bars */
+ struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
+
+ /* set-mac ramrod state 1-pending, 0-done */
+ unsigned long filter_state;
+
+ /* leading rss client id ~~ the client id of the first rxq, must be
+ * set for each txq.
+ */
+ int leading_rss;
+
+ /* MCAST object */
+ struct bnx2x_mcast_obj mcast_obj;
+
+ /* RSS configuration object */
+ struct bnx2x_rss_config_obj rss_conf_obj;
+
+ /* slow-path operations */
+ atomic_t op_in_progress;
+ int op_rc;
+ bool op_wait_blocking;
+ struct list_head op_list_head;
+ union bnx2x_vfop_params op_params;
+ struct mutex op_mutex; /* one vfop at a time mutex */
+ enum channel_tlvs op_current;
+};
+
+#define BNX2X_NR_VIRTFN(bp) ((bp)->vfdb->sriov.nr_virtfn)
+
+#define for_each_vf(bp, var) \
+ for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
+
struct bnx2x_vf_mbx_msg {
union vfpf_tlvs req;
union pfvf_tlvs resp;
};
+struct bnx2x_vf_mbx {
+ struct bnx2x_vf_mbx_msg *msg;
+ dma_addr_t msg_mapping;
+
+ /* VF GPA address */
+ u32 vf_addr_lo;
+ u32 vf_addr_hi;
+
+ struct vfpf_first_tlv first_tlv; /* saved VF request header */
+
+ u8 flags;
+#define VF_MSG_INPROCESS 0x1 /* failsafe - the FW should prevent
+ * more then one pending msg
+ */
+};
+
+struct hw_dma {
+ void *addr;
+ dma_addr_t mapping;
+ size_t size;
+};
+
+struct bnx2x_vfdb {
+#define BP_VFDB(bp) ((bp)->vfdb)
+ /* vf array */
+ struct bnx2x_virtf *vfs;
+#define BP_VF(bp, idx) (&((bp)->vfdb->vfs[(idx)]))
+#define bnx2x_vf(bp, idx, var) ((bp)->vfdb->vfs[(idx)].var)
+
+ /* queue array - for all vfs */
+ struct bnx2x_vf_queue *vfqs;
+
+ /* vf HW contexts */
+ struct hw_dma context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
+#define BP_VF_CXT_PAGE(bp, i) (&(bp)->vfdb->context[(i)])
+
+ /* SR-IOV information */
+ struct bnx2x_sriov sriov;
+ struct hw_dma mbx_dma;
+#define BP_VF_MBX_DMA(bp) (&((bp)->vfdb->mbx_dma))
+ struct bnx2x_vf_mbx mbxs[BNX2X_MAX_NUM_OF_VFS];
+#define BP_VF_MBX(bp, vfid) (&((bp)->vfdb->mbxs[(vfid)]))
+
+ struct hw_dma sp_dma;
+#define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr + \
+ (vf)->index * sizeof(struct bnx2x_vf_sp) + \
+ offsetof(struct bnx2x_vf_sp, field))
+#define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping + \
+ (vf)->index * sizeof(struct bnx2x_vf_sp) + \
+ offsetof(struct bnx2x_vf_sp, field))
+
+#define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
+ u32 flrd_vfs[FLRD_VFS_DWORDS];
+};
+
+/* global iov routines */
+int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
+int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
+void bnx2x_iov_remove_one(struct bnx2x *bp);
+int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, u16 offset, u16 type,
u16 length);
void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv,
projects / users / hch / configfs.git / commitdiff