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Message-ID: <200912190128.nBJ1SZis015437@blc-10-2.brocade.com>
Date: Fri, 18 Dec 2009 17:28:35 -0800
From: Debashis Dutt <ddutt@...cade.com>
To: <netdev@...r.kernel.org>
CC: <adapter_linux_open_src_team@...cade.com>
Subject: Subject: [PATCH 3/6] bna: Brocade 10Gb Ethernet device driver
From: Debashis Dutt <ddutt@...cade.com>
This is patch 3/6 which contains linux driver source for
Brocade's BR1010/BR1020 10Gb CEE capable ethernet adapter.
Source is based against net-next-2.6.
We wish this patch to be considered for inclusion in net-next-2.6
Signed-off-by: Debashis Dutt <ddutt@...cade.com>
---
bfa_cee.c | 464 +++++++++++++
bfa_csdebug.c | 57 +
bfa_ioc.c | 1973 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
bfa_ioc_ct.c | 412 ++++++++++++
bfa_sm.c | 38 +
bna_if.c | 542 +++++++++++++++
bna_iocll.h | 62 +
bna_priv.h | 472 +++++++++++++
bnad_defs.h | 37 +
cna.h | 41 +
10 files changed, 4098 insertions(+)
diff -ruP net-next-2.6-orig/drivers/net/bna/bfa_cee.c net-next-2.6-mod/drivers/net/bna/bfa_cee.c
--- net-next-2.6-orig/drivers/net/bna/bfa_cee.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bfa_cee.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,464 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * @file bfa_cee.c CEE module source file.
+ */
+
+#include "defs/bfa_defs_cee.h"
+#include "cs/bfa_trc.h"
+#include "cs/bfa_debug.h"
+#include "cee/bfa_cee.h"
+#include "bfi/bfi_cee.h"
+#include "bfi/bfi.h"
+#include "bfa_ioc.h"
+
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
+
+static void bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg *lldp_cfg);
+static void
+bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats *dcbcx_stats);
+static void bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats *lldp_stats);
+static void bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats *cfg_stats);
+static void bfa_cee_format_cee_cfg(void *buffer);
+static void bfa_cee_format_cee_stats(void *buffer);
+
+static void
+bfa_cee_format_cee_stats(void *buffer)
+{
+ struct bfa_cee_stats *cee_stats = buffer;
+ bfa_cee_format_dcbcx_stats(&cee_stats->dcbx_stats);
+ bfa_cee_format_lldp_stats(&cee_stats->lldp_stats);
+ bfa_cee_format_cfg_stats(&cee_stats->cfg_stats);
+}
+
+static void
+bfa_cee_format_cee_cfg(void *buffer)
+{
+ struct bfa_cee_attr *cee_cfg = buffer;
+ bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote);
+}
+
+static void
+bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats *dcbcx_stats)
+{
+ dcbcx_stats->subtlvs_unrecognized =
+ ntohl(dcbcx_stats->subtlvs_unrecognized);
+ dcbcx_stats->negotiation_failed =
+ ntohl(dcbcx_stats->negotiation_failed);
+ dcbcx_stats->remote_cfg_changed =
+ ntohl(dcbcx_stats->remote_cfg_changed);
+ dcbcx_stats->tlvs_received =
+ ntohl(dcbcx_stats->tlvs_received);
+ dcbcx_stats->tlvs_invalid =
+ ntohl(dcbcx_stats->tlvs_invalid);
+ dcbcx_stats->seqno =
+ ntohl(dcbcx_stats->seqno);
+ dcbcx_stats->ackno =
+ ntohl(dcbcx_stats->ackno);
+ dcbcx_stats->recvd_seqno =
+ ntohl(dcbcx_stats->recvd_seqno);
+ dcbcx_stats->recvd_ackno =
+ ntohl(dcbcx_stats->recvd_ackno);
+}
+
+static void
+bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats *lldp_stats)
+{
+ lldp_stats->frames_transmitted =
+ ntohl(lldp_stats->frames_transmitted);
+ lldp_stats->frames_aged_out =
+ ntohl(lldp_stats->frames_aged_out);
+ lldp_stats->frames_discarded =
+ ntohl(lldp_stats->frames_discarded);
+ lldp_stats->frames_in_error =
+ ntohl(lldp_stats->frames_in_error);
+ lldp_stats->frames_rcvd =
+ ntohl(lldp_stats->frames_rcvd);
+ lldp_stats->tlvs_discarded =
+ ntohl(lldp_stats->tlvs_discarded);
+ lldp_stats->tlvs_unrecognized =
+ ntohl(lldp_stats->tlvs_unrecognized);
+}
+
+static void
+bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats *cfg_stats)
+{
+ cfg_stats->cee_status_down =
+ ntohl(cfg_stats->cee_status_down);
+ cfg_stats->cee_status_up =
+ ntohl(cfg_stats->cee_status_up);
+ cfg_stats->cee_hw_cfg_changed =
+ ntohl(cfg_stats->cee_hw_cfg_changed);
+ cfg_stats->recvd_invalid_cfg =
+ ntohl(cfg_stats->recvd_invalid_cfg);
+}
+
+static void
+bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg *lldp_cfg)
+{
+ lldp_cfg->time_to_interval =
+ ntohs(lldp_cfg->time_to_interval);
+ lldp_cfg->enabled_system_cap =
+ ntohs(lldp_cfg->enabled_system_cap);
+}
+
+/**
+ * bfa_cee_attr_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static u32
+bfa_cee_attr_meminfo(void)
+{
+ return DIV_ROUND_UP(sizeof(struct bfa_cee_attr), BFA_DMA_ALIGN_SZ);
+}
+/**
+ * bfa_cee_stats_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static u32
+bfa_cee_stats_meminfo(void)
+{
+ return DIV_ROUND_UP(sizeof(struct bfa_cee_stats), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_attr_isr(struct bfa_cee *cee, bfa_status_t status)
+{
+ cee->get_attr_status = status;
+ if (status == BFA_STATUS_OK) {
+ /*
+ * The requested data has been copied to the DMA area,
+ * process it.
+ */
+ memcpy(cee->attr, cee->attr_dma.kva,
+ sizeof(struct bfa_cee_attr));
+ bfa_cee_format_cee_cfg(cee->attr);
+ }
+ cee->get_attr_pending = false;
+ if (cee->cbfn.get_attr_cbfn)
+ cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);
+
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_stats_isr(struct bfa_cee *cee, bfa_status_t status)
+{
+ cee->get_stats_status = status;
+ if (status == BFA_STATUS_OK) {
+ /*
+ * The requested data has been copied to the DMA area,
+ * process it.
+ */
+ memcpy(cee->stats, cee->stats_dma.kva,
+ sizeof(struct bfa_cee_stats));
+ bfa_cee_format_cee_stats(cee->stats);
+ }
+ cee->get_stats_pending = false;
+ if (cee->cbfn.get_stats_cbfn)
+ cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);
+
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ * status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_reset_stats_isr(struct bfa_cee *cee, bfa_status_t status)
+{
+ cee->reset_stats_status = status;
+ cee->reset_stats_pending = false;
+ if (cee->cbfn.reset_stats_cbfn)
+ cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);
+}
+/**
+ * bfa_cee_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_cee_meminfo(void)
+{
+ return bfa_cee_attr_meminfo() + bfa_cee_stats_meminfo();
+}
+
+/**
+ * bfa_cee_mem_claim()
+ *
+ *
+ * @param[in] cee CEE module pointer
+ * dma_kva Kernel Virtual Address of CEE DMA Memory
+ * dma_pa Physical Address of CEE DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_cee_mem_claim(struct bfa_cee *cee, u8 *dma_kva, u64 dma_pa)
+{
+ cee->attr_dma.kva = dma_kva;
+ cee->attr_dma.pa = dma_pa;
+ cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo();
+ cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo();
+ cee->attr = (struct bfa_cee_attr *) dma_kva;
+ cee->stats =
+ (struct bfa_cee_stats *) (dma_kva + bfa_cee_attr_meminfo());
+}
+
+/**
+ * bfa_cee_get_attr()
+ *
+ * Send the request to the f/w to fetch CEE attributes.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_attr(struct bfa_cee *cee, struct bfa_cee_attr *attr,
+ bfa_cee_get_attr_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_cee_get_req *cmd;
+
+ bfa_assert((cee != NULL) && (cee->ioc != NULL));
+ if (!bfa_ioc_is_operational(cee->ioc))
+ return BFA_STATUS_IOC_FAILURE;
+
+ if (cee->get_attr_pending == true)
+ return BFA_STATUS_DEVBUSY;
+
+ cee->get_attr_pending = true;
+ cmd = (struct bfi_cee_get_req *) cee->get_cfg_mb.msg;
+ cee->attr = attr;
+ cee->cbfn.get_attr_cbfn = cbfn;
+ cee->cbfn.get_attr_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,
+ bfa_ioc_portid(cee->ioc));
+ bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);
+ bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_get_stats()
+ *
+ * Send the request to the f/w to fetch CEE statistics.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_stats(struct bfa_cee *cee, struct bfa_cee_stats *stats,
+ bfa_cee_get_stats_cbfn_t cbfn, void *cbarg)
+{
+ struct bfi_cee_get_req *cmd;
+
+ bfa_assert((cee != NULL) && (cee->ioc != NULL));
+
+ if (!bfa_ioc_is_operational(cee->ioc))
+ return BFA_STATUS_IOC_FAILURE;
+
+ if (cee->get_stats_pending == true)
+ return BFA_STATUS_DEVBUSY;
+
+ cee->get_stats_pending = true;
+ cmd = (struct bfi_cee_get_req *) cee->get_stats_mb.msg;
+ cee->stats = stats;
+ cee->cbfn.get_stats_cbfn = cbfn;
+ cee->cbfn.get_stats_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ,
+ bfa_ioc_portid(cee->ioc));
+ bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa);
+ bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb);
+
+ return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_reset_stats()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_reset_stats(struct bfa_cee *cee, bfa_cee_reset_stats_cbfn_t cbfn,
+ void *cbarg)
+{
+ struct bfi_cee_reset_stats *cmd;
+
+ bfa_assert((cee != NULL) && (cee->ioc != NULL));
+ if (!bfa_ioc_is_operational(cee->ioc))
+ return BFA_STATUS_IOC_FAILURE;
+
+ if (cee->reset_stats_pending == true)
+ return BFA_STATUS_DEVBUSY;
+
+ cee->reset_stats_pending = true;
+ cmd = (struct bfi_cee_reset_stats *) cee->reset_stats_mb.msg;
+ cee->cbfn.reset_stats_cbfn = cbfn;
+ cee->cbfn.reset_stats_cbarg = cbarg;
+ bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS,
+ bfa_ioc_portid(cee->ioc));
+ bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb);
+ return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_isrs()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_isr(void *cbarg, struct bfi_mbmsg *m)
+{
+ union bfi_cee_i2h_msg_u *msg;
+ struct bfi_cee_get_rsp *get_rsp;
+ struct bfa_cee *cee = (struct bfa_cee *) cbarg;
+ msg = (union bfi_cee_i2h_msg_u *) m;
+ get_rsp = (struct bfi_cee_get_rsp *) m;
+ switch (msg->mh.msg_id) {
+ case BFI_CEE_I2H_GET_CFG_RSP:
+ bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);
+ break;
+ case BFI_CEE_I2H_GET_STATS_RSP:
+ bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);
+ break;
+ case BFI_CEE_I2H_RESET_STATS_RSP:
+ bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);
+ break;
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * bfa_cee_hbfail()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_hbfail(void *arg)
+{
+ struct bfa_cee *cee;
+ cee = (struct bfa_cee *) arg;
+
+ if (cee->get_attr_pending == true) {
+ cee->get_attr_status = BFA_STATUS_FAILED;
+ cee->get_attr_pending = false;
+ if (cee->cbfn.get_attr_cbfn) {
+ cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+ if (cee->get_stats_pending == true) {
+ cee->get_stats_status = BFA_STATUS_FAILED;
+ cee->get_stats_pending = false;
+ if (cee->cbfn.get_stats_cbfn) {
+ cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+ if (cee->reset_stats_pending == true) {
+ cee->reset_stats_status = BFA_STATUS_FAILED;
+ cee->reset_stats_pending = false;
+ if (cee->cbfn.reset_stats_cbfn) {
+ cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg,
+ BFA_STATUS_FAILED);
+ }
+ }
+}
+
+/**
+ * bfa_cee_attach()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ * ioc - Pointer to the ioc module data structure
+ * dev - Pointer to the device driver module data structure
+ * The device driver specific mbox ISR functions have
+ * this pointer as one of the parameters.
+ * trcmod -
+ * logmod -
+ *
+ * @return void
+ */
+void
+bfa_cee_attach(struct bfa_cee *cee, struct bfa_ioc *ioc,
+ void *dev,
+ struct bfa_trc_mod *trcmod,
+ struct bfa_log_mod *logmod)
+{
+ bfa_assert(cee != NULL);
+ cee->dev = dev;
+ cee->trcmod = trcmod;
+ cee->logmod = logmod;
+ cee->ioc = ioc;
+
+ bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
+ bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee);
+ bfa_ioc_hbfail_register(cee->ioc, &cee->hbfail);
+}
+
diff -ruP net-next-2.6-orig/drivers/net/bna/bfa_csdebug.c net-next-2.6-mod/drivers/net/bna/bfa_csdebug.c
--- net-next-2.6-orig/drivers/net/bna/bfa_csdebug.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bfa_csdebug.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,57 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#include "cs/bfa_debug.h"
+#include "cna.h"
+#include "cs/bfa_q.h"
+
+/**
+ * cs_debug_api
+ */
+
+void
+bfa_panic(int line, char *file, char *panicstr)
+{
+
+ pr_err("Assertion failure: %s:%d: %s", file, line, panicstr);
+}
+
+void
+bfa_sm_panic(struct bfa_log_mod *logm, int line, char *file, int event)
+{
+
+ pr_err("SM Assertion failure: %s:%d: event = %d", file, line,
+ event);
+}
+
+int
+bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe)
+{
+ struct list_head *tqe;
+
+ tqe = bfa_q_next(q);
+ while (tqe != q) {
+ if (tqe == qe)
+ return 1;
+ tqe = bfa_q_next(tqe);
+ if (tqe == NULL)
+ break;
+ }
+ return 0;
+}
+
diff -ruP net-next-2.6-orig/drivers/net/bna/bfa_ioc.c net-next-2.6-mod/drivers/net/bna/bfa_ioc.c
--- net-next-2.6-orig/drivers/net/bna/bfa_ioc.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bfa_ioc.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,1973 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#include "bfa_ioc.h"
+#include "bfa_fwimg_priv.h"
+#include "cs/bfa_debug.h"
+#include "bfi/bfi_ioc.h"
+#include "bfi/bfi_ctreg.h"
+#include "defs/bfa_defs_pci.h"
+#include "cna.h"
+
+/**
+ * IOC local definitions
+ */
+#define BFA_IOC_TOV 2000 /* msecs */
+#define BFA_IOC_HWSEM_TOV 500 /* msecs */
+#define BFA_IOC_HB_TOV 500 /* msecs */
+#define BFA_IOC_HWINIT_MAX 2
+#define BFA_IOC_FWIMG_MINSZ (16 * 1024)
+#define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV
+
+#define bfa_ioc_timer_start(__ioc) \
+ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \
+ bfa_ioc_timeout, (__ioc), BFA_IOC_TOV)
+#define bfa_ioc_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer)
+
+#define BFA_DBG_FWTRC_ENTS (BFI_IOC_TRC_ENTS)
+#define BFA_DBG_FWTRC_LEN \
+ (BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc) + \
+ (sizeof(struct bfa_trc_mod) - \
+ BFA_TRC_MAX * sizeof(struct bfa_trc)))
+#define BFA_DBG_FWTRC_OFF(_fn) (BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn))
+
+/**
+ * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details.
+ */
+
+#define bfa_ioc_firmware_lock(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc))
+#define bfa_ioc_firmware_unlock(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc))
+#define bfa_ioc_fwimg_get_chunk(__ioc, __off) \
+ ((__ioc)->ioc_hwif->ioc_fwimg_get_chunk(__ioc, __off))
+#define bfa_ioc_fwimg_get_size(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_fwimg_get_size(__ioc))
+#define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc))
+#define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc))
+#define bfa_ioc_notify_hbfail(__ioc) \
+ ((__ioc)->ioc_hwif->ioc_notify_hbfail(__ioc))
+
+bool bfa_auto_recover = true;
+
+/*
+ * forward declarations
+ */
+static void bfa_ioc_hw_sem_get(struct bfa_ioc *ioc);
+static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc *ioc);
+static void bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force);
+static void bfa_ioc_timeout(void *ioc);
+static void bfa_ioc_send_enable(struct bfa_ioc *ioc);
+static void bfa_ioc_send_disable(struct bfa_ioc *ioc);
+static void bfa_ioc_send_getattr(struct bfa_ioc *ioc);
+static void bfa_ioc_hb_monitor(struct bfa_ioc *ioc);
+static void bfa_ioc_hb_stop(struct bfa_ioc *ioc);
+static void bfa_ioc_reset(struct bfa_ioc *ioc, bool force);
+static void bfa_ioc_mbox_poll(struct bfa_ioc *ioc);
+static void bfa_ioc_mbox_hbfail(struct bfa_ioc *ioc);
+static void bfa_ioc_recover(struct bfa_ioc *ioc);
+static void bfa_ioc_disable_comp(struct bfa_ioc *ioc);
+static void bfa_ioc_lpu_stop(struct bfa_ioc *ioc);
+
+/**
+ * hal_ioc_sm
+ */
+
+/**
+ * IOC state machine events
+ */
+enum ioc_event {
+ IOC_E_ENABLE = 1, /* IOC enable request */
+ IOC_E_DISABLE = 2, /* IOC disable request */
+ IOC_E_TIMEOUT = 3, /* f/w response timeout */
+ IOC_E_FWREADY = 4, /* f/w initialization done */
+ IOC_E_FWRSP_GETATTR = 5, /* IOC get attribute response */
+ IOC_E_FWRSP_ENABLE = 6, /* enable f/w response */
+ IOC_E_FWRSP_DISABLE = 7, /* disable f/w response */
+ IOC_E_HBFAIL = 8, /* heartbeat failure */
+ IOC_E_HWERROR = 9, /* hardware error interrupt */
+ IOC_E_SEMLOCKED = 10, /* h/w semaphore is locked */
+ IOC_E_DETACH = 11, /* driver detach cleanup */
+};
+
+bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, fwcheck, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, mismatch, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, semwait, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hwinit, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, initfail, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hbfail, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc, enum ioc_event);
+
+static struct bfa_sm_table ioc_sm_table[] = {
+ {BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET},
+ {BFA_SM(bfa_ioc_sm_fwcheck), BFA_IOC_FWMISMATCH},
+ {BFA_SM(bfa_ioc_sm_mismatch), BFA_IOC_FWMISMATCH},
+ {BFA_SM(bfa_ioc_sm_semwait), BFA_IOC_SEMWAIT},
+ {BFA_SM(bfa_ioc_sm_hwinit), BFA_IOC_HWINIT},
+ {BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_HWINIT},
+ {BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR},
+ {BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL},
+ {BFA_SM(bfa_ioc_sm_initfail), BFA_IOC_INITFAIL},
+ {BFA_SM(bfa_ioc_sm_hbfail), BFA_IOC_HBFAIL},
+ {BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
+ {BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
+};
+
+/**
+ * Reset entry actions -- initialize state machine
+ */
+static void
+bfa_ioc_sm_reset_entry(struct bfa_ioc *ioc)
+{
+ ioc->retry_count = 0;
+ ioc->auto_recover = bfa_auto_recover;
+}
+
+/**
+ * Beginning state. IOC is in reset state.
+ */
+static void
+bfa_ioc_sm_reset(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_disable_comp(ioc);
+ break;
+
+ case IOC_E_DETACH:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/**
+ * Semaphore should be acquired for version check.
+ */
+static void
+bfa_ioc_sm_fwcheck_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting h/w semaphore to continue with version check.
+ */
+static void
+bfa_ioc_sm_fwcheck(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_SEMLOCKED:
+ if (bfa_ioc_firmware_lock(ioc)) {
+ ioc->retry_count = 0;
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+ } else {
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_mismatch);
+ }
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_disable_comp(ioc);
+ /* fall through */
+
+ case IOC_E_DETACH:
+ bfa_ioc_hw_sem_get_cancel(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+ break;
+
+ case IOC_E_FWREADY:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/**
+ * Notify enable completion callback and generate mismatch AEN.
+ */
+static void
+bfa_ioc_sm_mismatch_entry(struct bfa_ioc *ioc)
+{
+ /**
+ * Provide enable completion callback and AEN notification only once.
+ */
+ if (ioc->retry_count == 0)
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+
+ ioc->retry_count++;
+ bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Awaiting firmware version match.
+ */
+static void
+bfa_ioc_sm_mismatch(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_TIMEOUT:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_disable_comp(ioc);
+ /* fall through */
+
+ case IOC_E_DETACH:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+ break;
+
+ case IOC_E_FWREADY:
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/**
+ * Request for semaphore.
+ */
+static void
+bfa_ioc_sm_semwait_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting semaphore for h/w initialzation.
+ */
+static void
+bfa_ioc_sm_semwait(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_SEMLOCKED:
+ ioc->retry_count = 0;
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_hw_sem_get_cancel(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_hwinit_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_reset(ioc, false);
+}
+
+/**
+ * Hardware is being initialized. Interrupts are enabled.
+ * Holding hardware semaphore lock.
+ */
+static void
+bfa_ioc_sm_hwinit(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_FWREADY:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling);
+ break;
+
+ case IOC_E_HWERROR:
+ bfa_ioc_timer_stop(ioc);
+ /* fall through */
+
+ case IOC_E_TIMEOUT:
+ ioc->retry_count++;
+ if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_reset(ioc, true);
+ break;
+ }
+
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_enabling_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_send_enable(ioc);
+}
+
+/**
+ * Host IOC function is being enabled, awaiting response from firmware.
+ * Semaphore is acquired.
+ */
+static void
+bfa_ioc_sm_enabling(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_FWRSP_ENABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr);
+ break;
+
+ case IOC_E_HWERROR:
+ bfa_ioc_timer_stop(ioc);
+ /* fall through */
+
+ case IOC_E_TIMEOUT:
+ ioc->retry_count++;
+ if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+ writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+ break;
+ }
+
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_ioc_hw_sem_release(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ case IOC_E_FWREADY:
+ bfa_ioc_send_enable(ioc);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_getattr_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_send_getattr(ioc);
+}
+
+/**
+ * IOC configuration in progress. Timer is active.
+ */
+static void
+bfa_ioc_sm_getattr(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_FWRSP_GETATTR:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
+ break;
+
+ case IOC_E_HWERROR:
+ bfa_ioc_timer_stop(ioc);
+ /* fall through */
+
+ case IOC_E_TIMEOUT:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_op_entry(struct bfa_ioc *ioc)
+{
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
+ bfa_ioc_hb_monitor(ioc);
+}
+
+static void
+bfa_ioc_sm_op(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ break;
+
+ case IOC_E_DISABLE:
+ bfa_ioc_hb_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+ break;
+
+ case IOC_E_HWERROR:
+ case IOC_E_FWREADY:
+ /**
+ * Hard error or IOC recovery by other function.
+ * Treat it same as heartbeat failure.
+ */
+ bfa_ioc_hb_stop(ioc);
+ /* !!! fall through !!! */
+
+ case IOC_E_HBFAIL:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_hbfail);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_disabling_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_timer_start(ioc);
+ bfa_ioc_send_disable(ioc);
+}
+
+/**
+ * IOC is being disabled
+ */
+static void
+bfa_ioc_sm_disabling(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_FWRSP_DISABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ case IOC_E_HWERROR:
+ bfa_ioc_timer_stop(ioc);
+ /*
+ * !!! fall through !!!
+ */
+
+ case IOC_E_TIMEOUT:
+ writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/**
+ * IOC disable completion entry.
+ */
+static void
+bfa_ioc_sm_disabled_entry(struct bfa_ioc *ioc)
+{
+ bfa_ioc_disable_comp(ioc);
+}
+
+static void
+bfa_ioc_sm_disabled(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_ENABLE:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+ break;
+
+ case IOC_E_DISABLE:
+ ioc->cbfn->disable_cbfn(ioc->bfa);
+ break;
+
+ case IOC_E_FWREADY:
+ break;
+
+ case IOC_E_DETACH:
+ bfa_ioc_firmware_unlock(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_initfail_entry(struct bfa_ioc *ioc)
+{
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Hardware initialization failed.
+ */
+static void
+bfa_ioc_sm_initfail(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+ case IOC_E_DISABLE:
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ case IOC_E_DETACH:
+ bfa_ioc_timer_stop(ioc);
+ bfa_ioc_firmware_unlock(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+ break;
+
+ case IOC_E_TIMEOUT:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+ break;
+
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+static void
+bfa_ioc_sm_hbfail_entry(struct bfa_ioc *ioc)
+{
+ struct list_head *qe;
+ struct bfa_ioc_hbfail_notify *notify;
+
+ /**
+ * Mark IOC as failed in hardware and stop firmware.
+ */
+ bfa_ioc_lpu_stop(ioc);
+ writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate);
+
+ /**
+ * Notify other functions on HB failure.
+ */
+ bfa_ioc_notify_hbfail(ioc);
+
+ /**
+ * Notify driver and common modules registered for notification.
+ */
+ ioc->cbfn->hbfail_cbfn(ioc->bfa);
+ list_for_each(qe, &ioc->hb_notify_q) {
+ notify = (struct bfa_ioc_hbfail_notify *) qe;
+ notify->cbfn(notify->cbarg);
+ }
+
+ /**
+ * Flush any queued up mailbox requests.
+ */
+ bfa_ioc_mbox_hbfail(ioc);
+
+ /**
+ * Trigger auto-recovery after a delay.
+ */
+ if (ioc->auto_recover) {
+ bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer,
+ bfa_ioc_timeout, ioc, BFA_IOC_TOV_RECOVER);
+ }
+}
+
+/**
+ * IOC heartbeat failure.
+ */
+static void
+bfa_ioc_sm_hbfail(struct bfa_ioc *ioc, enum ioc_event event)
+{
+
+ switch (event) {
+
+ case IOC_E_ENABLE:
+ ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+ break;
+
+ case IOC_E_DISABLE:
+ if (ioc->auto_recover)
+ bfa_ioc_timer_stop(ioc);
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+ break;
+
+ case IOC_E_TIMEOUT:
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+ break;
+
+ case IOC_E_FWREADY:
+ /**
+ * Recovery is already initiated by other function.
+ */
+ break;
+
+ case IOC_E_HWERROR:
+ /*
+ * HB failure notification, ignore.
+ */
+ break;
+ default:
+ bfa_sm_fault(ioc, event);
+ }
+}
+
+/**
+ * hal_ioc_pvt BFA IOC private functions
+ */
+
+static void
+bfa_ioc_disable_comp(struct bfa_ioc *ioc)
+{
+ struct list_head *qe;
+ struct bfa_ioc_hbfail_notify *notify;
+
+ ioc->cbfn->disable_cbfn(ioc->bfa);
+
+ /**
+ * Notify common modules registered for notification.
+ */
+ list_for_each(qe, &ioc->hb_notify_q) {
+ notify = (struct bfa_ioc_hbfail_notify *) qe;
+ notify->cbfn(notify->cbarg);
+ }
+}
+
+void
+bfa_ioc_sem_timeout(void *ioc_arg)
+{
+ struct bfa_ioc *ioc = (struct bfa_ioc *) ioc_arg;
+
+ bfa_ioc_hw_sem_get(ioc);
+}
+
+bool
+bfa_ioc_sem_get(char __iomem *sem_reg)
+{
+ u32 r32;
+ int cnt = 0;
+#define BFA_SEM_SPINCNT 3000
+
+ r32 = readl(sem_reg);
+
+ while (r32 && (cnt < BFA_SEM_SPINCNT)) {
+ cnt++;
+ udelay(2);
+ r32 = readl(sem_reg);
+ }
+
+ if (r32 == 0)
+ return true;
+
+ bfa_assert(cnt < BFA_SEM_SPINCNT);
+ return false;
+}
+
+void
+bfa_ioc_sem_release(char __iomem *sem_reg)
+{
+ writel(1, sem_reg);
+}
+
+static void
+bfa_ioc_hw_sem_get(struct bfa_ioc *ioc)
+{
+ u32 r32;
+
+ /**
+ * First read to the semaphore register will return 0, subsequent reads
+ * will return 1. Semaphore is released by writing 1 to the register
+ */
+ r32 = readl(ioc->ioc_regs.ioc_sem_reg);
+ if (r32 == 0) {
+ bfa_fsm_send_event(ioc, IOC_E_SEMLOCKED);
+ return;
+ }
+
+ bfa_timer_begin(ioc->timer_mod, &ioc->sem_timer, bfa_ioc_sem_timeout,
+ ioc, BFA_IOC_HWSEM_TOV);
+}
+
+void
+bfa_ioc_hw_sem_release(struct bfa_ioc *ioc)
+{
+ writel(1, ioc->ioc_regs.ioc_sem_reg);
+}
+
+static void
+bfa_ioc_hw_sem_get_cancel(struct bfa_ioc *ioc)
+{
+ bfa_timer_stop(&ioc->sem_timer);
+}
+
+/**
+ * Initialize LPU local memory (aka secondary memory / SRAM)
+ */
+static void
+bfa_ioc_lmem_init(struct bfa_ioc *ioc)
+{
+ u32 pss_ctl;
+ int i;
+#define PSS_LMEM_INIT_TIME 10000
+
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl &= ~__PSS_LMEM_RESET;
+ pss_ctl |= __PSS_LMEM_INIT_EN;
+
+ /*
+ * i2c workaround 12.5khz clock
+ */
+ pss_ctl |= __PSS_I2C_CLK_DIV(3UL);
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+
+ /**
+ * wait for memory initialization to be complete
+ */
+ i = 0;
+ do {
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ i++;
+ } while (!(pss_ctl & __PSS_LMEM_INIT_DONE) && (i < PSS_LMEM_INIT_TIME));
+
+ /**
+ * If memory initialization is not successful, IOC timeout will catch
+ * such failures.
+ */
+ bfa_assert(pss_ctl & __PSS_LMEM_INIT_DONE);
+
+ pss_ctl &= ~(__PSS_LMEM_INIT_DONE | __PSS_LMEM_INIT_EN);
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+static void
+bfa_ioc_lpu_start(struct bfa_ioc *ioc)
+{
+ u32 pss_ctl;
+
+ /**
+ * Take processor out of reset.
+ */
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl &= ~__PSS_LPU0_RESET;
+
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+static void
+bfa_ioc_lpu_stop(struct bfa_ioc *ioc)
+{
+ u32 pss_ctl;
+
+ /**
+ * Put processors in reset.
+ */
+ pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg);
+ pss_ctl |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET);
+
+ writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg);
+}
+
+/**
+ * Get driver and firmware versions.
+ */
+void
+bfa_ioc_fwver_get(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr)
+{
+ u32 pgnum, pgoff;
+ u32 loff = 0;
+ int i;
+ u32 *fwsig = (u32 *) fwhdr;
+
+ pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+ pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr) / sizeof(u32));
+ i++) {
+ fwsig[i] =
+ ntohl(readl((ioc->ioc_regs.smem_page_start) + (loff)));
+ loff += sizeof(u32);
+ }
+}
+
+/**
+ * Returns TRUE if same.
+ */
+bool
+bfa_ioc_fwver_cmp(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr)
+{
+ struct bfi_ioc_image_hdr *drv_fwhdr;
+ int i;
+
+ drv_fwhdr =
+ (struct bfi_ioc_image_hdr *) bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+ for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) {
+ if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i])
+ return false;
+
+ }
+
+ return true;
+}
+
+/**
+ * Return true if current running version is valid. Firmware signature and
+ * execution context (driver/bios) must match.
+ */
+static bool
+bfa_ioc_fwver_valid(struct bfa_ioc *ioc)
+{
+ struct bfi_ioc_image_hdr fwhdr, *drv_fwhdr;
+
+ /**
+ * If bios/efi boot (flash based) -- return true
+ */
+ if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+ return true;
+
+ bfa_ioc_fwver_get(ioc, &fwhdr);
+ drv_fwhdr =
+ (struct bfi_ioc_image_hdr *) bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+ if (fwhdr.signature != drv_fwhdr->signature)
+ return false;
+
+
+ if (fwhdr.exec != drv_fwhdr->exec)
+ return false;
+
+
+ return bfa_ioc_fwver_cmp(ioc, &fwhdr);
+}
+
+/**
+ * Conditionally flush any pending message from firmware at start.
+ */
+static void
+bfa_ioc_msgflush(struct bfa_ioc *ioc)
+{
+ u32 r32;
+
+ r32 = readl(ioc->ioc_regs.lpu_mbox_cmd);
+ if (r32)
+ writel(1, ioc->ioc_regs.lpu_mbox_cmd);
+}
+
+static void
+bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force)
+{
+ enum bfi_ioc_state ioc_fwstate;
+ bool fwvalid;
+
+ ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate);
+
+ if (force)
+ ioc_fwstate = BFI_IOC_UNINIT;
+
+ /**
+ * check if firmware is valid
+ */
+ fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ?
+ false : bfa_ioc_fwver_valid(ioc);
+
+ if (!fwvalid) {
+ bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+ return;
+ }
+
+ /**
+ * If hardware initialization is in progress (initialized by other IOC),
+ * just wait for an initialization completion interrupt.
+ */
+ if (ioc_fwstate == BFI_IOC_INITING) {
+ ioc->cbfn->reset_cbfn(ioc->bfa);
+ return;
+ }
+
+ /**
+ * If IOC function is disabled and firmware version is same,
+ * just re-enable IOC.
+ */
+ if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) {
+
+ /**
+ * When using MSI-X any pending firmware ready event should
+ * be flushed. Otherwise MSI-X interrupts are not delivered.
+ */
+ bfa_ioc_msgflush(ioc);
+ ioc->cbfn->reset_cbfn(ioc->bfa);
+ bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+ return;
+ }
+
+ /**
+ * Initialize the h/w for any other states.
+ */
+ bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+}
+
+static void
+bfa_ioc_timeout(void *ioc_arg)
+{
+ struct bfa_ioc *ioc = (struct bfa_ioc *) ioc_arg;
+
+ bfa_fsm_send_event(ioc, IOC_E_TIMEOUT);
+}
+
+void
+bfa_ioc_mbox_send(struct bfa_ioc *ioc, void *ioc_msg, int len)
+{
+ u32 *msgp = (u32 *) ioc_msg;
+ u32 i;
+
+ bfa_assert(len <= BFI_IOC_MSGLEN_MAX);
+
+ /*
+ * first write msg to mailbox registers
+ */
+ for (i = 0; i < len / sizeof(u32); i++)
+ writel(cpu_to_le32(msgp[i]),
+ ioc->ioc_regs.hfn_mbox + i * sizeof(u32));
+
+ for (; i < BFI_IOC_MSGLEN_MAX / sizeof(u32); i++)
+ writel(0, ioc->ioc_regs.hfn_mbox + i * sizeof(u32));
+
+ /*
+ * write 1 to mailbox CMD to trigger LPU event
+ */
+ writel(1, ioc->ioc_regs.hfn_mbox_cmd);
+ (void) readl(ioc->ioc_regs.hfn_mbox_cmd);
+}
+
+static void
+bfa_ioc_send_enable(struct bfa_ioc *ioc)
+{
+ struct bfi_ioc_ctrl_req enable_req;
+
+ bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ,
+ bfa_ioc_portid(ioc));
+ enable_req.ioc_class = ioc->ioc_mc;
+ bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req));
+}
+
+static void
+bfa_ioc_send_disable(struct bfa_ioc *ioc)
+{
+ struct bfi_ioc_ctrl_req disable_req;
+
+ bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ,
+ bfa_ioc_portid(ioc));
+ bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req));
+}
+
+static void
+bfa_ioc_send_getattr(struct bfa_ioc *ioc)
+{
+ struct bfi_ioc_getattr_req attr_req;
+
+ bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ,
+ bfa_ioc_portid(ioc));
+ bfa_dma_be_addr_set(attr_req.attr_addr, ioc->attr_dma.pa);
+ bfa_ioc_mbox_send(ioc, &attr_req, sizeof(attr_req));
+}
+
+static void
+bfa_ioc_hb_check(void *cbarg)
+{
+ struct bfa_ioc *ioc = cbarg;
+ u32 hb_count;
+
+ hb_count = readl(ioc->ioc_regs.heartbeat);
+ if (ioc->hb_count == hb_count) {
+
+ pr_crit("Firmware heartbeat failure at %d", hb_count);
+ bfa_ioc_recover(ioc);
+ return;
+ } else {
+ ioc->hb_count = hb_count;
+ }
+
+ bfa_ioc_mbox_poll(ioc);
+ bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check,
+ ioc, BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_monitor(struct bfa_ioc *ioc)
+{
+ ioc->hb_count = readl(ioc->ioc_regs.heartbeat);
+ bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check,
+ ioc, BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_stop(struct bfa_ioc *ioc)
+{
+ bfa_timer_stop(&ioc->ioc_timer);
+}
+
+/**
+ * Initiate a full firmware download.
+ */
+static void
+bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type,
+ u32 boot_param)
+{
+ u32 *fwimg;
+ u32 pgnum, pgoff;
+ u32 loff = 0;
+ u32 chunkno = 0;
+ u32 i;
+
+ /**
+ * Initialize LMEM first before code download
+ */
+ bfa_ioc_lmem_init(ioc);
+
+ /**
+ * Flash based firmware boot
+ */
+ if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+ boot_type = BFI_BOOT_TYPE_FLASH;
+ fwimg = bfa_ioc_fwimg_get_chunk(ioc, chunkno);
+
+ pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+ pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ for (i = 0; i < bfa_ioc_fwimg_get_size(ioc); i++) {
+
+ if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) {
+ chunkno = BFA_IOC_FLASH_CHUNK_NO(i);
+ fwimg = bfa_ioc_fwimg_get_chunk(ioc,
+ BFA_IOC_FLASH_CHUNK_ADDR(chunkno));
+ }
+
+ /**
+ * write smem
+ */
+ writel(htonl((fwimg[BFA_IOC_FLASH_OFFSET_IN_CHUNK(i)])),
+ ((ioc->ioc_regs.smem_page_start) + (loff)));
+
+ loff += sizeof(u32);
+
+ /**
+ * handle page offset wrap around
+ */
+ loff = PSS_SMEM_PGOFF(loff);
+ if (loff == 0) {
+ pgnum++;
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ }
+ }
+
+ writel(bfa_ioc_smem_pgnum(ioc, 0), ioc->ioc_regs.host_page_num_fn);
+
+ /*
+ * Set boot type and boot param at the end.
+ */
+ writel(htonl((swab32(boot_type))), ((ioc->ioc_regs.smem_page_start) +
+ (BFI_BOOT_TYPE_OFF)));
+ writel(htonl((swab32(boot_param))), ((ioc->ioc_regs.smem_page_start) +
+ (BFI_BOOT_PARAM_OFF)));
+}
+
+static void
+bfa_ioc_reset(struct bfa_ioc *ioc, bool force)
+{
+ bfa_ioc_hwinit(ioc, force);
+}
+
+/**
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_ioc_getattr_reply(struct bfa_ioc *ioc)
+{
+ struct bfi_ioc_attr *attr = ioc->attr;
+
+ attr->adapter_prop = ntohl(attr->adapter_prop);
+ attr->maxfrsize = ntohs(attr->maxfrsize);
+
+ bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR);
+}
+
+/**
+ * Attach time initialization of mbox logic.
+ */
+static void
+bfa_ioc_mbox_attach(struct bfa_ioc *ioc)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ int mc;
+
+ INIT_LIST_HEAD(&mod->cmd_q);
+ for (mc = 0; mc < BFI_MC_MAX; mc++) {
+ mod->mbhdlr[mc].cbfn = NULL;
+ mod->mbhdlr[mc].cbarg = ioc->bfa;
+ }
+}
+
+/**
+ * Mbox poll timer -- restarts any pending mailbox requests.
+ */
+static void
+bfa_ioc_mbox_poll(struct bfa_ioc *ioc)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ struct bfa_mbox_cmd *cmd;
+ u32 stat;
+
+ /**
+ * If no command pending, do nothing
+ */
+ if (list_empty(&mod->cmd_q))
+ return;
+
+ /**
+ * If previous command is not yet fetched by firmware, do nothing
+ */
+ stat = readl(ioc->ioc_regs.hfn_mbox_cmd);
+ if (stat)
+ return;
+
+ /**
+ * Enqueue command to firmware.
+ */
+ bfa_q_deq(&mod->cmd_q, &cmd);
+ bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Cleanup any pending requests.
+ */
+static void
+bfa_ioc_mbox_hbfail(struct bfa_ioc *ioc)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ struct bfa_mbox_cmd *cmd;
+
+ while (!list_empty(&mod->cmd_q))
+ bfa_q_deq(&mod->cmd_q, &cmd);
+}
+
+/**
+ * hal_ioc_public
+ */
+
+/**
+ * Interface used by diag module to do firmware boot with memory test
+ * as the entry vector.
+ */
+void
+bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, u32 boot_param)
+{
+ char __iomem *rb;
+
+ bfa_ioc_stats(ioc, ioc_boots);
+
+ if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK)
+ return;
+
+ /**
+ * Initialize IOC state of all functions on a chip reset.
+ */
+ rb = ioc->pcidev.pci_bar_kva;
+ if (boot_param == BFI_BOOT_TYPE_MEMTEST) {
+ writel(BFI_IOC_MEMTEST, (rb + BFA_IOC0_STATE_REG));
+ writel(BFI_IOC_MEMTEST, (rb + BFA_IOC1_STATE_REG));
+ } else {
+ writel(BFI_IOC_INITING, (rb + BFA_IOC0_STATE_REG));
+ writel(BFI_IOC_INITING, (rb + BFA_IOC1_STATE_REG));
+ }
+
+ bfa_ioc_download_fw(ioc, boot_type, boot_param);
+
+ /**
+ * Enable interrupts just before starting LPU
+ */
+ ioc->cbfn->reset_cbfn(ioc->bfa);
+ bfa_ioc_lpu_start(ioc);
+}
+
+/**
+ * Enable/disable IOC failure auto recovery.
+ */
+void
+bfa_ioc_auto_recover(bool auto_recover)
+{
+ bfa_auto_recover = auto_recover;
+}
+
+bool
+bfa_ioc_is_operational(struct bfa_ioc *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op);
+}
+
+void
+bfa_ioc_msgget(struct bfa_ioc *ioc, void *mbmsg)
+{
+ u32 *msgp = mbmsg;
+ u32 r32;
+ int i;
+
+ /**
+ * read the MBOX msg
+ */
+ for (i = 0; i < (sizeof(union bfi_ioc_i2h_msg_u) / sizeof(u32));
+ i++) {
+ r32 = readl(ioc->ioc_regs.lpu_mbox +
+ i * sizeof(u32));
+ msgp[i] = htonl(r32);
+ }
+
+ /**
+ * turn off mailbox interrupt by clearing mailbox status
+ */
+ writel(1, ioc->ioc_regs.lpu_mbox_cmd);
+ readl(ioc->ioc_regs.lpu_mbox_cmd);
+}
+
+void
+bfa_ioc_isr(struct bfa_ioc *ioc, struct bfi_mbmsg *m)
+{
+ union bfi_ioc_i2h_msg_u *msg;
+
+ msg = (union bfi_ioc_i2h_msg_u *) m;
+
+ bfa_ioc_stats(ioc, ioc_isrs);
+
+ switch (msg->mh.msg_id) {
+ case BFI_IOC_I2H_HBEAT:
+ break;
+
+ case BFI_IOC_I2H_READY_EVENT:
+ bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+ break;
+
+ case BFI_IOC_I2H_ENABLE_REPLY:
+ bfa_fsm_send_event(ioc, IOC_E_FWRSP_ENABLE);
+ break;
+
+ case BFI_IOC_I2H_DISABLE_REPLY:
+ bfa_fsm_send_event(ioc, IOC_E_FWRSP_DISABLE);
+ break;
+
+ case BFI_IOC_I2H_GETATTR_REPLY:
+ bfa_ioc_getattr_reply(ioc);
+ break;
+
+ default:
+ bfa_assert(0);
+ }
+}
+
+/**
+ * IOC attach time initialization and setup.
+ *
+ * @param[in] ioc memory for IOC
+ * @param[in] bfa driver instance structure
+ * @param[in] trcmod kernel trace module
+ * @param[in] aen kernel aen event module
+ * @param[in] logm kernel logging module
+ */
+void
+bfa_ioc_attach(struct bfa_ioc *ioc, void *bfa, struct bfa_ioc_cbfn *cbfn,
+ struct bfa_timer_mod *timer_mod, struct bfa_trc_mod *trcmod,
+ struct bfa_aen *aen, struct bfa_log_mod *logm)
+{
+ ioc->bfa = bfa;
+ ioc->cbfn = cbfn;
+ ioc->timer_mod = timer_mod;
+ ioc->trcmod = trcmod;
+ ioc->aen = aen;
+ ioc->logm = logm;
+ ioc->fcmode = false;
+ ioc->pllinit = false;
+ ioc->dbg_fwsave_once = true;
+
+ bfa_ioc_mbox_attach(ioc);
+ INIT_LIST_HEAD(&ioc->hb_notify_q);
+
+ bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+}
+
+/**
+ * Driver detach time IOC cleanup.
+ */
+void
+bfa_ioc_detach(struct bfa_ioc *ioc)
+{
+ bfa_fsm_send_event(ioc, IOC_E_DETACH);
+}
+
+/**
+ * Setup IOC PCI properties.
+ *
+ * @param[in] pcidev PCI device information for this IOC
+ */
+void
+bfa_ioc_pci_init(struct bfa_ioc *ioc, struct bfa_pcidev *pcidev,
+ enum bfi_mclass mc)
+{
+ ioc->ioc_mc = mc;
+ ioc->pcidev = *pcidev;
+ ioc->ctdev = (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT);
+ ioc->cna = ioc->ctdev && !ioc->fcmode;
+
+ /**
+ * Set asic specific interfaces. See bfa_ioc_cb.c and bfa_ioc_ct.c
+ */
+ bfa_ioc_set_ct_hwif(ioc);
+
+ bfa_ioc_map_port(ioc);
+ bfa_ioc_reg_init(ioc);
+}
+
+/**
+ * Initialize IOC dma memory
+ *
+ * @param[in] dm_kva kernel virtual address of IOC dma memory
+ * @param[in] dm_pa physical address of IOC dma memory
+ */
+void
+bfa_ioc_mem_claim(struct bfa_ioc *ioc, u8 *dm_kva, u64 dm_pa)
+{
+ /**
+ * dma memory for firmware attribute
+ */
+ ioc->attr_dma.kva = dm_kva;
+ ioc->attr_dma.pa = dm_pa;
+ ioc->attr = (struct bfi_ioc_attr *) dm_kva;
+}
+
+/**
+ * Return size of dma memory required.
+ */
+u32
+bfa_ioc_meminfo(void)
+{
+ return DIV_ROUND_UP(sizeof(struct bfi_ioc_attr), BFA_DMA_ALIGN_SZ);
+}
+
+void
+bfa_ioc_enable(struct bfa_ioc *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_enables);
+ ioc->dbg_fwsave_once = true;
+
+ bfa_fsm_send_event(ioc, IOC_E_ENABLE);
+}
+
+void
+bfa_ioc_disable(struct bfa_ioc *ioc)
+{
+ bfa_ioc_stats(ioc, ioc_disables);
+ bfa_fsm_send_event(ioc, IOC_E_DISABLE);
+}
+
+/**
+ * Returns memory required for saving firmware trace in case of crash.
+ * Driver must call this interface to allocate memory required for
+ * automatic saving of firmware trace. Driver should call
+ * bfa_ioc_debug_memclaim() right after bfa_ioc_attach() to setup this
+ * trace memory.
+ */
+int
+bfa_ioc_debug_trcsz(bool auto_recover)
+{
+ return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0;
+}
+
+/**
+ * Initialize memory for saving firmware trace. Driver must initialize
+ * trace memory before call bfa_ioc_enable().
+ */
+void
+bfa_ioc_debug_memclaim(struct bfa_ioc *ioc, void *dbg_fwsave)
+{
+ ioc->dbg_fwsave = dbg_fwsave;
+ ioc->dbg_fwsave_len = bfa_ioc_debug_trcsz(ioc->auto_recover);
+}
+
+u32
+bfa_ioc_smem_pgnum(struct bfa_ioc *ioc, u32 fmaddr)
+{
+ return PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, fmaddr);
+}
+
+u32
+bfa_ioc_smem_pgoff(struct bfa_ioc *ioc, u32 fmaddr)
+{
+ return PSS_SMEM_PGOFF(fmaddr);
+}
+
+/**
+ * Register mailbox message handler functions
+ *
+ * @param[in] ioc IOC instance
+ * @param[in] mcfuncs message class handler functions
+ */
+void
+bfa_ioc_mbox_register(struct bfa_ioc *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ int mc;
+
+ for (mc = 0; mc < BFI_MC_MAX; mc++)
+ mod->mbhdlr[mc].cbfn = mcfuncs[mc];
+}
+
+/**
+ * Register mailbox message handler function, to be called by common modules
+ */
+void
+bfa_ioc_mbox_regisr(struct bfa_ioc *ioc, enum bfi_mclass mc,
+ bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+
+ mod->mbhdlr[mc].cbfn = cbfn;
+ mod->mbhdlr[mc].cbarg = cbarg;
+}
+
+/**
+ * Queue a mailbox command request to firmware. Waits if mailbox is busy.
+ * Responsibility of caller to serialize
+ *
+ * @param[in] ioc IOC instance
+ * @param[i] cmd Mailbox command
+ */
+void
+bfa_ioc_mbox_queue(struct bfa_ioc *ioc, struct bfa_mbox_cmd *cmd)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ u32 stat;
+
+ /**
+ * If a previous command is pending, queue new command
+ */
+ if (!list_empty(&mod->cmd_q)) {
+ list_add_tail(&cmd->qe, &mod->cmd_q);
+ return;
+ }
+
+ /**
+ * If mailbox is busy, queue command for poll timer
+ */
+ stat = readl(ioc->ioc_regs.hfn_mbox_cmd);
+ if (stat) {
+ list_add_tail(&cmd->qe, &mod->cmd_q);
+ return;
+ }
+
+ /**
+ * mailbox is free -- queue command to firmware
+ */
+ bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Handle mailbox interrupts
+ */
+void
+bfa_ioc_mbox_isr(struct bfa_ioc *ioc)
+{
+ struct bfa_ioc_mbox_mod *mod = &ioc->mbox_mod;
+ struct bfi_mbmsg m;
+ int mc;
+
+ bfa_ioc_msgget(ioc, &m);
+
+ /**
+ * Treat IOC message class as special.
+ */
+ mc = m.mh.msg_class;
+ if (mc == BFI_MC_IOC) {
+ bfa_ioc_isr(ioc, &m);
+ return;
+ }
+
+ if ((mc > BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL)) {
+ bfa_assert(0);
+ bfa_trc_stop(ioc->trcmod);
+ return;
+ }
+
+ mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m);
+}
+
+void
+bfa_ioc_error_isr(struct bfa_ioc *ioc)
+{
+ bfa_fsm_send_event(ioc, IOC_E_HWERROR);
+}
+
+#ifndef BFA_BIOS_BUILD
+
+/**
+ * return true if IOC is disabled
+ */
+bool
+bfa_ioc_is_disabled(struct bfa_ioc *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) ||
+ bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled);
+}
+
+/**
+ * return true if IOC firmware is different.
+ */
+bool
+bfa_ioc_fw_mismatch(struct bfa_ioc *ioc)
+{
+ return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset) ||
+ bfa_fsm_cmp_state(ioc, bfa_ioc_sm_fwcheck) ||
+ bfa_fsm_cmp_state(ioc, bfa_ioc_sm_mismatch);
+}
+
+#define bfa_ioc_state_disabled(__sm) \
+ (((__sm) == BFI_IOC_UNINIT) || \
+ ((__sm) == BFI_IOC_INITING) || \
+ ((__sm) == BFI_IOC_HWINIT) || \
+ ((__sm) == BFI_IOC_DISABLED) || \
+ ((__sm) == BFI_IOC_FAIL) || \
+ ((__sm) == BFI_IOC_CFG_DISABLED))
+
+/**
+ * Check if adapter is disabled -- both IOCs should be in a disabled
+ * state.
+ */
+bool
+bfa_ioc_adapter_is_disabled(struct bfa_ioc *ioc)
+{
+ u32 ioc_state;
+ char __iomem *rb = ioc->pcidev.pci_bar_kva;
+
+ if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled))
+ return false;
+
+ ioc_state = readl(rb + BFA_IOC0_STATE_REG);
+ if (!bfa_ioc_state_disabled(ioc_state))
+ return false;
+
+ ioc_state = readl(rb + BFA_IOC1_STATE_REG);
+ if (!bfa_ioc_state_disabled(ioc_state))
+ return false;
+
+ return true;
+}
+
+/**
+ * Add to IOC heartbeat failure notification queue. To be used by common
+ * modules such as cee, port, diag.
+ */
+void
+bfa_ioc_hbfail_register(struct bfa_ioc *ioc,
+ struct bfa_ioc_hbfail_notify *notify)
+{
+ list_add_tail(¬ify->qe, &ioc->hb_notify_q);
+}
+
+#define BFA_MFG_NAME "Brocade"
+void
+bfa_ioc_get_adapter_attr(struct bfa_ioc *ioc,
+ struct bfa_adapter_attr *ad_attr)
+{
+ struct bfi_ioc_attr *ioc_attr;
+
+ ioc_attr = ioc->attr;
+
+ bfa_ioc_get_adapter_serial_num(ioc, ad_attr->serial_num);
+ bfa_ioc_get_adapter_fw_ver(ioc, ad_attr->fw_ver);
+ bfa_ioc_get_adapter_optrom_ver(ioc, ad_attr->optrom_ver);
+ bfa_ioc_get_adapter_manufacturer(ioc, ad_attr->manufacturer);
+ memcpy(&ad_attr->vpd, &ioc_attr->vpd,
+ sizeof(struct bfa_mfg_vpd));
+
+ ad_attr->nports = bfa_ioc_get_nports(ioc);
+ ad_attr->max_speed = bfa_ioc_speed_sup(ioc);
+
+ bfa_ioc_get_adapter_model(ioc, ad_attr->model);
+ /* For now, model descr uses same model string */
+ bfa_ioc_get_adapter_model(ioc, ad_attr->model_descr);
+
+ if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop))
+ ad_attr->prototype = 1;
+ else
+ ad_attr->prototype = 0;
+
+ ad_attr->pwwn = bfa_ioc_get_pwwn(ioc);
+ ad_attr->mac = bfa_ioc_get_mac(ioc);
+
+ ad_attr->pcie_gen = ioc_attr->pcie_gen;
+ ad_attr->pcie_lanes = ioc_attr->pcie_lanes;
+ ad_attr->pcie_lanes_orig = ioc_attr->pcie_lanes_orig;
+ ad_attr->asic_rev = ioc_attr->asic_rev;
+
+ bfa_ioc_get_pci_chip_rev(ioc, ad_attr->hw_ver);
+
+ ad_attr->cna_capable = ioc->cna;
+}
+
+enum bfa_ioc_type
+bfa_ioc_get_type(struct bfa_ioc *ioc)
+{
+ if (!ioc->ctdev || ioc->fcmode)
+ return BFA_IOC_TYPE_FC;
+ else if (ioc->ioc_mc == BFI_MC_IOCFC)
+ return BFA_IOC_TYPE_FCoE;
+ else if (ioc->ioc_mc == BFI_MC_LL)
+ return BFA_IOC_TYPE_LL;
+ else {
+ bfa_assert(ioc->ioc_mc == BFI_MC_LL);
+ return BFA_IOC_TYPE_LL;
+ }
+}
+
+void
+bfa_ioc_get_adapter_serial_num(struct bfa_ioc *ioc, char *serial_num)
+{
+ memset((void *)serial_num, 0, BFA_ADAPTER_SERIAL_NUM_LEN);
+ memcpy((void *)serial_num,
+ (void *)ioc->attr->brcd_serialnum,
+ BFA_ADAPTER_SERIAL_NUM_LEN);
+}
+
+void
+bfa_ioc_get_adapter_fw_ver(struct bfa_ioc *ioc, char *fw_ver)
+{
+ memset((void *)fw_ver, 0, BFA_VERSION_LEN);
+ memcpy(fw_ver, ioc->attr->fw_version, BFA_VERSION_LEN);
+}
+
+void
+bfa_ioc_get_pci_chip_rev(struct bfa_ioc *ioc, char *chip_rev)
+{
+ bfa_assert(chip_rev);
+
+ memset((void *)chip_rev, 0, BFA_IOC_CHIP_REV_LEN);
+
+ chip_rev[0] = 'R';
+ chip_rev[1] = 'e';
+ chip_rev[2] = 'v';
+ chip_rev[3] = '-';
+ chip_rev[4] = ioc->attr->asic_rev;
+ chip_rev[5] = '\0';
+}
+
+void
+bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc *ioc, char *optrom_ver)
+{
+ memset((void *)optrom_ver, 0, BFA_VERSION_LEN);
+ memcpy(optrom_ver, ioc->attr->optrom_version,
+ BFA_VERSION_LEN);
+}
+
+void
+bfa_ioc_get_adapter_manufacturer(struct bfa_ioc *ioc, char *manufacturer)
+{
+ memset((void *)manufacturer, 0, BFA_ADAPTER_MFG_NAME_LEN);
+ memcpy(manufacturer, BFA_MFG_NAME, BFA_ADAPTER_MFG_NAME_LEN);
+}
+
+void
+bfa_ioc_get_adapter_model(struct bfa_ioc *ioc, char *model)
+{
+ struct bfi_ioc_attr *ioc_attr;
+ u8 nports;
+ u8 max_speed;
+
+ bfa_assert(model);
+ memset((void *)model, 0, BFA_ADAPTER_MODEL_NAME_LEN);
+
+ ioc_attr = ioc->attr;
+
+ nports = bfa_ioc_get_nports(ioc);
+ max_speed = bfa_ioc_speed_sup(ioc);
+
+ /**
+ * model name
+ */
+ if (max_speed == 10) {
+ strcpy(model, "BR-10?0");
+ model[5] = '0' + nports;
+ } else {
+ strcpy(model, "Brocade-??5");
+ model[8] = '0' + max_speed;
+ model[9] = '0' + nports;
+ }
+}
+
+enum bfa_ioc_state
+bfa_ioc_get_state(struct bfa_ioc *ioc)
+{
+ return bfa_sm_to_state(ioc_sm_table, ioc->fsm);
+}
+
+void
+bfa_ioc_get_attr(struct bfa_ioc *ioc, struct bfa_ioc_attr *ioc_attr)
+{
+ memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr));
+
+ ioc_attr->state = bfa_ioc_get_state(ioc);
+ ioc_attr->port_id = ioc->port_id;
+
+ ioc_attr->ioc_type = bfa_ioc_get_type(ioc);
+
+ bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr);
+
+ ioc_attr->pci_attr.device_id = ioc->pcidev.device_id;
+ ioc_attr->pci_attr.pcifn = ioc->pcidev.pci_func;
+ bfa_ioc_get_pci_chip_rev(ioc, ioc_attr->pci_attr.chip_rev);
+}
+
+/**
+ * hal_wwn_public
+ */
+wwn_t
+bfa_ioc_get_pwwn(struct bfa_ioc *ioc)
+{
+ union {
+ wwn_t wwn;
+ u8 byte[sizeof(wwn_t)];
+ } w;
+
+ w.wwn = ioc->attr->mfg_wwn;
+
+ if (bfa_ioc_portid(ioc) == 1)
+ w.byte[7]++;
+
+ return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_nwwn(struct bfa_ioc *ioc)
+{
+ union {
+ wwn_t wwn;
+ u8 byte[sizeof(wwn_t)];
+ } w;
+
+ w.wwn = ioc->attr->mfg_wwn;
+
+ if (bfa_ioc_portid(ioc) == 1)
+ w.byte[7]++;
+
+ w.byte[0] = 0x20;
+
+ return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_wwn_naa5(struct bfa_ioc *ioc, u16 inst)
+{
+ union {
+ wwn_t wwn;
+ u8 byte[sizeof(wwn_t)];
+ } w, w5;
+
+ w.wwn = ioc->attr->mfg_wwn;
+ w5.byte[0] = 0x50 | w.byte[2] >> 4;
+ w5.byte[1] = w.byte[2] << 4 | w.byte[3] >> 4;
+ w5.byte[2] = w.byte[3] << 4 | w.byte[4] >> 4;
+ w5.byte[3] = w.byte[4] << 4 | w.byte[5] >> 4;
+ w5.byte[4] = w.byte[5] << 4 | w.byte[6] >> 4;
+ w5.byte[5] = w.byte[6] << 4 | w.byte[7] >> 4;
+ w5.byte[6] = w.byte[7] << 4 | (inst & 0x0f00) >> 8;
+ w5.byte[7] = (inst & 0xff);
+
+ return w5.wwn;
+}
+
+u64
+bfa_ioc_get_adid(struct bfa_ioc *ioc)
+{
+ return ioc->attr->mfg_wwn;
+}
+
+struct mac
+bfa_ioc_get_mac(struct bfa_ioc *ioc)
+{
+ struct mac mac;
+
+ mac = ioc->attr->mfg_mac;
+ mac.mac[ETH_ALEN - 1] += bfa_ioc_pcifn(ioc);
+
+ return mac;
+}
+
+void
+bfa_ioc_set_fcmode(struct bfa_ioc *ioc)
+{
+ ioc->fcmode = true;
+ ioc->port_id = bfa_ioc_pcifn(ioc);
+}
+
+bool
+bfa_ioc_get_fcmode(struct bfa_ioc *ioc)
+{
+ return ioc->fcmode || (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT);
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwsave(struct bfa_ioc *ioc, void *trcdata, int *trclen)
+{
+ int tlen;
+
+ if (ioc->dbg_fwsave_len == 0)
+ return BFA_STATUS_ENOFSAVE;
+
+ tlen = *trclen;
+ if (tlen > ioc->dbg_fwsave_len)
+ tlen = ioc->dbg_fwsave_len;
+
+ memcpy(trcdata, ioc->dbg_fwsave, tlen);
+ *trclen = tlen;
+ return BFA_STATUS_OK;
+}
+
+/**
+ * Clear saved firmware trace
+ */
+void
+bfa_ioc_debug_fwsave_clear(struct bfa_ioc *ioc)
+{
+ ioc->dbg_fwsave_once = true;
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwtrc(struct bfa_ioc *ioc, void *trcdata, int *trclen)
+{
+ u32 pgnum;
+ u32 loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc));
+ int i, tlen;
+ u32 *tbuf = trcdata, r32;
+
+ pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+ loff = bfa_ioc_smem_pgoff(ioc, loff);
+
+ /*
+ * Hold semaphore to serialize pll init and fwtrc.
+ */
+ if (false == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg))
+ return BFA_STATUS_FAILED;
+
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+
+ tlen = *trclen;
+ if (tlen > BFA_DBG_FWTRC_LEN)
+ tlen = BFA_DBG_FWTRC_LEN;
+ tlen /= sizeof(u32);
+
+ for (i = 0; i < tlen; i++) {
+ r32 = ntohl(readl((ioc->ioc_regs.smem_page_start) + (loff)));
+ tbuf[i] = ntohl(r32);
+ loff += sizeof(u32);
+
+ /**
+ * handle page offset wrap around
+ */
+ loff = PSS_SMEM_PGOFF(loff);
+ if (loff == 0) {
+ pgnum++;
+ writel(pgnum, ioc->ioc_regs.host_page_num_fn);
+ }
+ }
+ writel(bfa_ioc_smem_pgnum(ioc, 0), ioc->ioc_regs.host_page_num_fn);
+
+ /*
+ * release semaphore.
+ */
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg);
+
+ *trclen = tlen * sizeof(u32);
+ return BFA_STATUS_OK;
+}
+
+/**
+ * Save firmware trace if configured.
+ */
+static void
+bfa_ioc_debug_save(struct bfa_ioc *ioc)
+{
+ int tlen;
+
+ if (ioc->dbg_fwsave_len) {
+ tlen = ioc->dbg_fwsave_len;
+ bfa_ioc_debug_fwtrc(ioc, ioc->dbg_fwsave, &tlen);
+ }
+}
+
+/**
+ * Firmware failure detected. Start recovery actions.
+ */
+static void
+bfa_ioc_recover(struct bfa_ioc *ioc)
+{
+ if (ioc->dbg_fwsave_once) {
+ ioc->dbg_fwsave_once = false;
+ bfa_ioc_debug_save(ioc);
+ }
+
+ bfa_ioc_stats(ioc, ioc_hbfails);
+ bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
+}
+
+#else
+
+static void
+bfa_ioc_recover(struct bfa_ioc *ioc)
+{
+ bfa_assert(0);
+}
+
+#endif
+
diff -ruP net-next-2.6-orig/drivers/net/bna/bfa_ioc_ct.c net-next-2.6-mod/drivers/net/bna/bfa_ioc_ct.c
--- net-next-2.6-orig/drivers/net/bna/bfa_ioc_ct.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bfa_ioc_ct.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,412 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#include "bfa_ioc.h"
+#include "bfa_fwimg_priv.h"
+#include "cs/bfa_debug.h"
+#include "bfi/bfi_ioc.h"
+#include "bfi/bfi_ctreg.h"
+#include "defs/bfa_defs_pci.h"
+
+/*
+ * forward declarations
+ */
+static bfa_status_t bfa_ioc_ct_pll_init(struct bfa_ioc *ioc);
+static bool bfa_ioc_ct_firmware_lock(struct bfa_ioc *ioc);
+static void bfa_ioc_ct_firmware_unlock(struct bfa_ioc *ioc);
+static u32 *bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc *ioc,
+ u32 off);
+static u32 bfa_ioc_ct_fwimg_get_size(struct bfa_ioc *ioc);
+static void bfa_ioc_ct_reg_init(struct bfa_ioc *ioc);
+static void bfa_ioc_ct_map_port(struct bfa_ioc *ioc);
+static void bfa_ioc_ct_isr_mode_set(struct bfa_ioc *ioc, bool msix);
+static void bfa_ioc_ct_notify_hbfail(struct bfa_ioc *ioc);
+static void bfa_ioc_ct_ownership_reset(struct bfa_ioc *ioc);
+
+struct bfa_ioc_hwif hwif_ct = {
+ bfa_ioc_ct_pll_init,
+ bfa_ioc_ct_firmware_lock,
+ bfa_ioc_ct_firmware_unlock,
+ bfa_ioc_ct_fwimg_get_chunk,
+ bfa_ioc_ct_fwimg_get_size,
+ bfa_ioc_ct_reg_init,
+ bfa_ioc_ct_map_port,
+ bfa_ioc_ct_isr_mode_set,
+ bfa_ioc_ct_notify_hbfail,
+ bfa_ioc_ct_ownership_reset,
+};
+
+/**
+ * Called from bfa_ioc_attach() to map asic specific calls.
+ */
+void
+bfa_ioc_set_ct_hwif(struct bfa_ioc *ioc)
+{
+ ioc->ioc_hwif = &hwif_ct;
+}
+
+static u32 *
+bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc *ioc, u32 off)
+{
+ return bfi_image_ct_get_chunk(off);
+}
+
+static u32
+bfa_ioc_ct_fwimg_get_size(struct bfa_ioc *ioc)
+{
+ return bfi_image_ct_size;
+}
+
+/**
+ * Return true if firmware of current driver matches the running firmware.
+ */
+static bool
+bfa_ioc_ct_firmware_lock(struct bfa_ioc *ioc)
+{
+ enum bfi_ioc_state ioc_fwstate;
+ u32 usecnt;
+ struct bfi_ioc_image_hdr fwhdr;
+
+ /**
+ * Firmware match check is relevant only for CNA.
+ */
+ if (!ioc->cna)
+ return true;
+
+ /**
+ * If bios boot (flash based) -- do not increment usage count
+ */
+ if (bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+ return true;
+
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ usecnt = readl(ioc->ioc_regs.ioc_usage_reg);
+
+ /**
+ * If usage count is 0, always return TRUE.
+ */
+ if (usecnt == 0) {
+ writel(1, ioc->ioc_regs.ioc_usage_reg);
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg);
+ return true;
+ }
+
+ ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate);
+
+ /**
+ * Use count cannot be non-zero and chip in uninitialized state.
+ */
+ bfa_assert(ioc_fwstate != BFI_IOC_UNINIT);
+
+ /**
+ * Check if another driver with a different firmware is active
+ */
+ bfa_ioc_fwver_get(ioc, &fwhdr);
+ if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) {
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg);
+ return false;
+ }
+
+ /**
+ * Same firmware version. Increment the reference count.
+ */
+ usecnt++;
+ writel(usecnt, ioc->ioc_regs.ioc_usage_reg);
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg);
+ return true;
+}
+
+static void
+bfa_ioc_ct_firmware_unlock(struct bfa_ioc *ioc)
+{
+ u32 usecnt;
+
+ /**
+ * Firmware lock is relevant only for CNA.
+ * If bios boot (flash based) -- do not decrement usage count
+ */
+ if (!ioc->cna || bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+ return;
+
+ /**
+ * decrement usage count
+ */
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ usecnt = readl(ioc->ioc_regs.ioc_usage_reg);
+ bfa_assert(usecnt > 0);
+
+ usecnt--;
+ writel(usecnt, ioc->ioc_regs.ioc_usage_reg);
+
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg);
+}
+
+/**
+ * Notify other functions on HB failure.
+ */
+static void
+bfa_ioc_ct_notify_hbfail(struct bfa_ioc *ioc)
+{
+ if (ioc->cna) {
+ writel(__FW_INIT_HALT_P, ioc->ioc_regs.ll_halt);
+ /* Wait for halt to take effect */
+ readl(ioc->ioc_regs.ll_halt);
+ } else {
+ writel(__PSS_ERR_STATUS_SET, ioc->ioc_regs.err_set);
+ readl(ioc->ioc_regs.err_set);
+ }
+}
+
+/**
+ * Host to LPU mailbox message addresses
+ */
+static struct { u32 hfn_mbox, lpu_mbox, hfn_pgn; } iocreg_fnreg[] = {
+ { HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0 },
+ { HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1 },
+ { HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2 },
+ { HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3 }
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 0
+ */
+static struct { u32 hfn, lpu; } iocreg_mbcmd_p0[] = {
+ { HOSTFN0_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN0_MBOX0_CMD_STAT },
+ { HOSTFN1_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN1_MBOX0_CMD_STAT },
+ { HOSTFN2_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN2_MBOX0_CMD_STAT },
+ { HOSTFN3_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN3_MBOX0_CMD_STAT }
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 1
+ */
+static struct { u32 hfn, lpu; } iocreg_mbcmd_p1[] = {
+ { HOSTFN0_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN0_MBOX0_CMD_STAT },
+ { HOSTFN1_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN1_MBOX0_CMD_STAT },
+ { HOSTFN2_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN2_MBOX0_CMD_STAT },
+ { HOSTFN3_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN3_MBOX0_CMD_STAT }
+};
+
+static void
+bfa_ioc_ct_reg_init(struct bfa_ioc *ioc)
+{
+ char __iomem *rb;
+ int pcifn = bfa_ioc_pcifn(ioc);
+
+ rb = bfa_ioc_bar0(ioc);
+
+ ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox;
+ ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox;
+ ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn;
+
+ if (ioc->port_id == 0) {
+ ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG;
+ ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+ ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].lpu;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0;
+ } else {
+ ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG);
+ ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG);
+ ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].hfn;
+ ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].lpu;
+ ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1;
+ }
+
+ /*
+ * PSS control registers
+ */
+ ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+ ioc->ioc_regs.pss_err_status_reg = (rb + PSS_ERR_STATUS_REG);
+ ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_425_CTL_REG);
+ ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_312_CTL_REG);
+
+ /*
+ * IOC semaphore registers and serialization
+ */
+ ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG);
+ ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG);
+ ioc->ioc_regs.ioc_init_sem_reg = (rb + HOST_SEM2_REG);
+ ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT);
+
+ /**
+ * sram memory access
+ */
+ ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+ ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT;
+
+ /*
+ * err set reg : for notification of hb failure in fcmode
+ */
+ ioc->ioc_regs.err_set = (rb + ERR_SET_REG);
+}
+
+/**
+ * Initialize IOC to port mapping.
+ */
+
+#define FNC_PERS_FN_SHIFT(__fn) ((__fn) * 8)
+static void
+bfa_ioc_ct_map_port(struct bfa_ioc *ioc)
+{
+ char __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32;
+
+ /**
+ * For catapult, base port id on personality register and IOC type
+ */
+ r32 = readl(rb + FNC_PERS_REG);
+ r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc));
+ ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH;
+
+}
+
+/**
+ * Set interrupt mode for a function: INTX or MSIX
+ */
+static void
+bfa_ioc_ct_isr_mode_set(struct bfa_ioc *ioc, bool msix)
+{
+ char __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 r32, mode;
+
+ r32 = readl(rb + FNC_PERS_REG);
+
+ mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) &
+ __F0_INTX_STATUS;
+
+ /**
+ * If already in desired mode, do not change anything
+ */
+ if (!msix && mode)
+ return;
+
+ if (msix)
+ mode = __F0_INTX_STATUS_MSIX;
+ else
+ mode = __F0_INTX_STATUS_INTA;
+
+ r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+ r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+
+ writel(r32, rb + FNC_PERS_REG);
+}
+
+static bfa_status_t
+bfa_ioc_ct_pll_init(struct bfa_ioc *ioc)
+{
+ char __iomem *rb = ioc->pcidev.pci_bar_kva;
+ u32 pll_sclk, pll_fclk, r32;
+
+ /*
+ * Hold semaphore so that nobody can access the chip during init.
+ */
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg);
+
+ pll_sclk = __APP_PLL_312_LRESETN | __APP_PLL_312_ENARST |
+ __APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(3U) |
+ __APP_PLL_312_JITLMT0_1(3U) |
+ __APP_PLL_312_CNTLMT0_1(1U);
+ pll_fclk = __APP_PLL_425_LRESETN | __APP_PLL_425_ENARST |
+ __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) |
+ __APP_PLL_425_JITLMT0_1(3U) |
+ __APP_PLL_425_CNTLMT0_1(1U);
+
+ /**
+ * For catapult, choose operational mode FC/FCoE
+ */
+ if (ioc->fcmode) {
+ writel(0, (rb + OP_MODE));
+ writel(__APP_EMS_CMLCKSEL |
+ __APP_EMS_REFCKBUFEN2 |
+ __APP_EMS_CHANNEL_SEL, (rb + ETH_MAC_SER_REG));
+ } else {
+ ioc->pllinit = true;
+ writel(__GLOBAL_FCOE_MODE, (rb + OP_MODE));
+ writel(__APP_EMS_REFCKBUFEN1, (rb + ETH_MAC_SER_REG));
+ }
+
+ writel(BFI_IOC_UNINIT, (rb + BFA_IOC0_STATE_REG));
+ writel(BFI_IOC_UNINIT, (rb + BFA_IOC1_STATE_REG));
+
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN0_INT_MSK));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_MSK));
+
+ writel(pll_sclk |
+ __APP_PLL_312_LOGIC_SOFT_RESET,
+ ioc->ioc_regs.app_pll_slow_ctl_reg);
+ writel(pll_fclk |
+ __APP_PLL_425_LOGIC_SOFT_RESET,
+ ioc->ioc_regs.app_pll_fast_ctl_reg);
+ writel(pll_sclk |
+ __APP_PLL_312_LOGIC_SOFT_RESET |
+ __APP_PLL_312_ENABLE, ioc->ioc_regs.app_pll_slow_ctl_reg);
+ writel(pll_fclk |
+ __APP_PLL_425_LOGIC_SOFT_RESET |
+ __APP_PLL_425_ENABLE, ioc->ioc_regs.app_pll_fast_ctl_reg);
+
+ /**
+ * Wait for PLLs to lock.
+ */
+ readl(rb + HOSTFN0_INT_MSK);
+ udelay(2000);
+ writel(0xffffffffU, (rb + HOSTFN0_INT_STATUS));
+ writel(0xffffffffU, (rb + HOSTFN1_INT_STATUS));
+
+ writel(pll_sclk |
+ __APP_PLL_312_ENABLE, ioc->ioc_regs.app_pll_slow_ctl_reg);
+ writel(pll_fclk |
+ __APP_PLL_425_ENABLE, ioc->ioc_regs.app_pll_fast_ctl_reg);
+
+ writel(__EDRAM_BISTR_START, (rb + MBIST_CTL_REG));
+ udelay(1000);
+ r32 = readl((rb + MBIST_STAT_REG));
+ /*
+ * release semaphore.
+ */
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg);
+
+ return BFA_STATUS_OK;
+}
+
+/**
+ * Cleanup hw semaphore and usecnt registers
+ */
+static void
+bfa_ioc_ct_ownership_reset(struct bfa_ioc *ioc)
+{
+
+ if (ioc->cna) {
+ bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg);
+ writel(0, ioc->ioc_regs.ioc_usage_reg);
+ bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg);
+ }
+
+ /*
+ * Read the hw sem reg to make sure that it is locked
+ * before we clear it. If it is not locked, writing 1
+ * will lock it instead of clearing it.
+ */
+ readl(ioc->ioc_regs.ioc_sem_reg);
+ bfa_ioc_hw_sem_release(ioc);
+}
+
diff -ruP net-next-2.6-orig/drivers/net/bna/bfa_sm.c net-next-2.6-mod/drivers/net/bna/bfa_sm.c
--- net-next-2.6-orig/drivers/net/bna/bfa_sm.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bfa_sm.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,38 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+/**
+ * bfasm.c BFA State machine utility functions
+ */
+
+#include "cs/bfa_sm.h"
+
+/**
+ * cs_sm_api
+ */
+
+int
+bfa_sm_to_state(struct bfa_sm_table *smt, bfa_sm_t sm)
+{
+ int i = 0;
+
+ while (smt[i].sm && smt[i].sm != sm)
+ i++;
+ return smt[i].state;
+}
+
diff -ruP net-next-2.6-orig/drivers/net/bna/bnad_defs.h net-next-2.6-mod/drivers/net/bna/bnad_defs.h
--- net-next-2.6-orig/drivers/net/bna/bnad_defs.h 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bnad_defs.h 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,37 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#ifndef _BNAD_DEFS_H_
+#define _BNAD_DEFS_H_
+
+#define BNAD_NAME "bna"
+#ifdef BNA_DRIVER_VERSION
+#define BNAD_VERSION BNA_DRIVER_VERSION
+#else
+#define BNAD_VERSION "2.1.2.1"
+#endif
+
+#ifndef PCI_VENDOR_ID_BROCADE
+#define PCI_VENDOR_ID_BROCADE 0x1657
+#endif
+
+#ifndef PCI_DEVICE_ID_BROCADE_CATAPULT
+#define PCI_DEVICE_ID_BROCADE_CATAPULT 0x0014
+#endif
+
+#endif /* _BNAD_DEFS_H_ */
diff -ruP net-next-2.6-orig/drivers/net/bna/bna_if.c net-next-2.6-mod/drivers/net/bna/bna_if.c
--- net-next-2.6-orig/drivers/net/bna/bna_if.c 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bna_if.c 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,542 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * file bna_if.c BNA Hardware and Firmware Interface
+ */
+#include "cna.h"
+#include "bna.h"
+#include "bna_hwreg.h"
+#include "bna_priv.h"
+#include "bna_iocll.h"
+#include "bna_intr.h"
+#include "bfi/bfi_cee.h"
+#include "protocol/types.h"
+#include "cee/bfa_cee.h"
+
+#define BNA_FLASH_DMA_BUF_SZ 0x010000 /* 64K */
+
+#define DO_CALLBACK(cbfn) \
+do { \
+ if (mb_cbfns->cbfn) { \
+ if (qe && qe->cbarg) { \
+ (mb_cbfns->cbfn)(qe->cbarg, status); \
+ } else { \
+ (mb_cbfns->cbfn)(dev->cbarg, status); \
+ } \
+ } \
+} while (0)
+
+#define DO_DIAG_CALLBACK(cbfn, data) \
+do { \
+ if (mb_cbfns->cbfn) { \
+ if (qe && qe->cbarg) { \
+ (mb_cbfns->cbfn)(qe->cbarg, data, status); \
+ } else { \
+ (mb_cbfns->cbfn)(dev->cbarg, data, status); \
+ } \
+ } \
+} while (0)
+
+#define bna_mbox_q_is_empty(mb_q) \
+ ((mb_q)->producer_index == \
+ (mb_q)->consumer_index)
+
+#define bna_mbox_q_first(mb_q) \
+ (&(mb_q)->mb_qe[(mb_q)->consumer_index])
+
+/**
+ * bna_register_callback()
+ *
+ * Function called by the driver to register a callback
+ * with the BNA
+ *
+ * @param[in] bna_dev - Opaque handle to BNA private device
+ * @param[in] cbfns - Structure for the callback functions.
+ * @param[in] cbarg - Argument to use with the callback
+ *
+ * @return void
+ */
+void bna_register_callback(struct bna_dev *dev, struct bna_mbox_cbfn *cbfns,
+ void *cbarg)
+{
+ memcpy(&dev->mb_cbfns, cbfns, sizeof(dev->mb_cbfns));
+ dev->cbarg = cbarg;
+}
+
+void bna_mbox_q_init(struct bna_mbox_q *q)
+{
+ BUG_ON(!(BNA_POWER_OF_2(BNA_MAX_MBOX_CMD_QUEUE)));
+
+ q->producer_index = q->consumer_index = 0;
+ q->posted = NULL;
+}
+
+static struct bna_mbox_cmd_qe *bna_mbox_enq(struct bna_mbox_q *mbox_q,
+ void *cmd, u32 cmd_len, void *cbarg)
+{
+ struct bna_mbox_cmd_qe *qe;
+
+ if (!BNA_QE_FREE_CNT(mbox_q, BNA_MAX_MBOX_CMD_QUEUE))
+ return NULL;
+
+ qe = &mbox_q->mb_qe[mbox_q->producer_index];
+ BNA_QE_INDX_ADD(mbox_q->producer_index, 1, BNA_MAX_MBOX_CMD_QUEUE);
+ memcpy(&qe->cmd.msg[0], cmd, cmd_len);
+ qe->cmd_len = cmd_len;
+ qe->cbarg = cbarg;
+
+ return qe;
+}
+
+static void bna_mbox_deq(struct bna_mbox_q *mbox_q)
+{
+
+ /* Free one from the head */
+ BNA_QE_INDX_ADD(mbox_q->consumer_index, 1, BNA_MAX_MBOX_CMD_QUEUE);
+}
+
+static void bna_do_stats_update(struct bna_dev *dev, u8 status)
+{
+ if (status != BFI_LL_CMD_OK)
+ return;
+
+ bna_stats_process(dev);
+}
+
+static void bna_do_drv_ll_cb(struct bna_dev *dev, u8 cmd_code,
+ u8 status, struct bna_mbox_cmd_qe *qe)
+{
+ struct bna_mbox_cbfn *mb_cbfns = &dev->mb_cbfns;
+
+ switch (cmd_code) {
+ case BFI_LL_I2H_MAC_UCAST_SET_RSP:
+ DO_CALLBACK(ucast_set_cb);
+ break;
+ case BFI_LL_I2H_MAC_UCAST_ADD_RSP:
+ DO_CALLBACK(ucast_add_cb);
+ break;
+ case BFI_LL_I2H_MAC_UCAST_DEL_RSP:
+ DO_CALLBACK(ucast_del_cb);
+ break;
+ case BFI_LL_I2H_MAC_MCAST_ADD_RSP:
+ DO_CALLBACK(mcast_add_cb);
+ break;
+ case BFI_LL_I2H_MAC_MCAST_DEL_RSP:
+ DO_CALLBACK(mcast_del_cb);
+ break;
+ case BFI_LL_I2H_MAC_MCAST_FILTER_RSP:
+ DO_CALLBACK(mcast_filter_cb);
+ break;
+ case BFI_LL_I2H_MAC_MCAST_DEL_ALL_RSP:
+ DO_CALLBACK(mcast_del_all_cb);
+ break;
+ case BFI_LL_I2H_RXF_PROMISCUOUS_SET_RSP:
+ DO_CALLBACK(set_promisc_cb);
+ break;
+ case BFI_LL_I2H_RXF_DEFAULT_SET_RSP:
+ DO_CALLBACK(set_default_cb);
+ break;
+ case BFI_LL_I2H_TXQ_STOP_RSP:
+ DO_CALLBACK(txq_stop_cb);
+ break;
+ case BFI_LL_I2H_RXQ_STOP_RSP:
+ DO_CALLBACK(rxq_stop_cb);
+ break;
+ case BFI_LL_I2H_PORT_ADMIN_RSP:
+ DO_CALLBACK(port_admin_cb);
+ break;
+ case BFI_LL_I2H_STATS_GET_RSP:
+ bna_do_stats_update(dev, status);
+ DO_CALLBACK(stats_get_cb);
+ break;
+ case BFI_LL_I2H_STATS_CLEAR_RSP:
+ DO_CALLBACK(stats_clr_cb);
+ break;
+ case BFI_LL_I2H_LINK_DOWN_AEN:
+ DO_CALLBACK(link_down_cb);
+ break;
+ case BFI_LL_I2H_LINK_UP_AEN:
+ DO_CALLBACK(link_up_cb);
+ break;
+ case BFI_LL_I2H_DIAG_LOOPBACK_RSP:
+ DO_CALLBACK(set_diag_lb_cb);
+ break;
+ case BFI_LL_I2H_SET_PAUSE_RSP:
+ DO_CALLBACK(set_pause_cb);
+ break;
+ case BFI_LL_I2H_MTU_INFO_RSP:
+ DO_CALLBACK(mtu_info_cb);
+ break;
+ case BFI_LL_I2H_RX_RSP:
+ DO_CALLBACK(rxf_cb);
+ break;
+ default:
+ break;
+ }
+}
+
+static enum bna_status bna_flush_mbox_q(struct bna_dev *dev,
+ u8 wait_for_rsp)
+{
+ struct bna_mbox_q *q;
+ struct bna_mbox_cmd_qe *qe = NULL;
+ u8 msg_id = 0, msg_class = 0;
+
+ q = &dev->mbox_q;
+
+ if (bna_mbox_q_is_empty(q))
+ return BNA_OK;
+
+ if (q->posted != NULL && wait_for_rsp) {
+ qe = (struct bna_mbox_cmd_qe *)(q->posted);
+ /* The driver has to retry */
+ return BNA_BUSY;
+ }
+
+ while (!bna_mbox_q_is_empty(q)) {
+ qe = bna_mbox_q_first(q);
+ msg_class = ((struct bfi_mhdr *)(&qe->cmd.msg[0]))->msg_class;
+ msg_id = ((struct bfi_mhdr *)(&qe->cmd.msg[0]))->msg_id;
+
+ BUG_ON(msg_class != BFI_MC_LL);
+ bna_do_drv_ll_cb(dev, BFA_I2HM(msg_id), BFI_LL_CMD_NOT_EXEC,
+ qe);
+ bna_mbox_deq(q);
+ }
+ /* Reinit the queue, i.e prod = cons = 0; */
+ bna_mbox_q_init(q);
+ return BNA_OK;
+}
+
+enum bna_status bna_cleanup(void *bna_dev)
+{
+ struct bna_dev *dev = (struct bna_dev *) bna_dev;
+
+ dev->msg_ctr = 0;
+
+ memset(&dev->mb_msg, 0, sizeof(dev->mb_msg));
+
+ return bna_flush_mbox_q(dev, 0);
+}
+
+/**
+ * Check both command queues
+ * Write to mailbox if required
+ */
+static enum bna_status bna_chk_n_snd_q(struct bna_dev *dev)
+{
+ struct bna_mbox_cmd_qe *qe = NULL;
+ struct bna_mbox_q *q;
+ struct bfi_mhdr *mh = NULL;
+
+ q = &dev->mbox_q;
+
+ if (bna_mbox_q_is_empty(q))
+ return BNA_OK;
+
+ if (q->posted != NULL)
+ return BNA_OK;
+
+
+ qe = bna_mbox_q_first(q);
+ /* Do not post any more commands if disable pending */
+ if (dev->ioc_disable_pending == 1)
+ return BNA_OK;
+
+
+ mh = ((struct bfi_mhdr *)(&qe->cmd.msg[0]));
+ mh->mtag.i2htok = htons(dev->msg_ctr);
+ dev->msg_ctr++;
+ bfa_ioc_mbox_queue(&dev->ioc, &qe->cmd);
+ q->posted = qe;
+
+ return BNA_OK;
+}
+
+enum bna_status bna_mbox_send(struct bna_dev *dev, void *cmd,
+ u32 cmd_len, void *cbarg)
+{
+ struct bna_mbox_cmd_qe *qe;
+ struct bna_mbox_q *q;
+ struct bfi_mhdr *mh = (struct bfi_mhdr *)cmd;
+
+ char message[BNA_MESSAGE_SIZE];
+ BUG_ON(!(cmd_len <= BNA_MAX_MBOX_CMD_LEN));
+
+ if (dev->ioc_disable_pending) {
+ sprintf(message,
+ "IOC Disable is pending : Cannot queue Cmd "
+ "class %d id %d", mh->msg_class, mh->msg_id);
+ pr_info("%s", message);
+ return BNA_AGAIN;
+ }
+
+ if (!bfa_ioc_is_operational(&dev->ioc)) {
+ sprintf(message,
+ "IOC is not operational : Cannot queue Cmd "
+ "class %d id %d", mh->msg_class, mh->msg_id);
+ pr_info("%s", message);
+ return BNA_AGAIN;
+ }
+
+ q = &dev->mbox_q;
+ qe = bna_mbox_enq(q, cmd, cmd_len, cbarg);
+ if (qe == NULL) {
+ sprintf(message, "No free Mbox Command Element");
+ pr_info("%s", message);
+ return BNA_FAIL;
+ }
+ return bna_chk_n_snd_q(dev);
+}
+
+/**
+ * Returns 1, if this is an aen, 0 otherwise
+ */
+static int bna_is_aen(u8 msg_id)
+{
+ return (msg_id == BFI_LL_I2H_LINK_DOWN_AEN ||
+ msg_id == BFI_LL_I2H_LINK_UP_AEN);
+}
+
+static void bna_err_handler(struct bna_dev *dev, u32 intr_status)
+{
+ u32 curr_mask, init_halt;
+ char message[BNA_MESSAGE_SIZE];
+
+ sprintf(message, "HW ERROR : INT statux 0x%x on port %d",
+ intr_status, dev->port);
+ pr_info("%s", message);
+
+ if (intr_status & __HALT_STATUS_BITS) {
+ init_halt = readl(dev->ioc.ioc_regs.ll_halt);
+ init_halt &= ~__FW_INIT_HALT_P;
+ writel(init_halt, dev->ioc.ioc_regs.ll_halt);
+ }
+
+ bfa_ioc_error_isr(&dev->ioc);
+
+ /*
+ * Disable all the bits in interrupt mask, including
+ * the mbox & error bits.
+ * This is required so that once h/w error hits, we don't
+ * get into a loop.
+ */
+ bna_intx_disable(dev, &curr_mask);
+
+}
+
+void bna_ll_isr(void *llarg, struct bfi_mbmsg *msg)
+{
+ u32 aen = 0;
+ struct bna_dev *dev = (struct bna_dev *) llarg;
+ struct bna_mbox_cmd_qe *qe = NULL;
+ struct bna_mbox_q *mbox_q = NULL;
+ struct bfi_ll_rsp *mb_rsp = NULL;
+ char message[BNA_MESSAGE_SIZE];
+
+ mb_rsp = (struct bfi_ll_rsp *)(msg);
+
+ BUG_ON(mb_rsp->mh.msg_class != BFI_MC_LL);
+
+ aen = bna_is_aen(mb_rsp->mh.msg_id);
+ if (!aen) {
+ mbox_q = &dev->mbox_q;
+
+ BUG_ON(bna_mbox_q_is_empty(mbox_q));
+ qe = bna_mbox_q_first(mbox_q);
+ BUG_ON(mbox_q->posted != qe);
+
+ if (BFA_I2HM(((struct bfi_mhdr *)(&qe->cmd.msg[0]))->msg_id)
+ != mb_rsp->mh.msg_id) {
+ sprintf(message,
+ "Invalid Rsp Msg %d:%d (Expected %d:%d) "
+ "on %d", mb_rsp->mh.msg_class,
+ mb_rsp->mh.msg_id,
+ ((struct bfi_mhdr *)(&qe->cmd.
+ msg[0]))->
+ msg_class,
+ BFA_I2HM(((struct bfi_mhdr *)
+ (&qe->cmd.msg[0]))->msg_id),
+ dev->port);
+ pr_info("%s", message);
+ return;
+ }
+ bna_mbox_deq(mbox_q);
+ mbox_q->posted = NULL;
+ }
+
+ memcpy(&dev->mb_msg, msg, sizeof(dev->mb_msg));
+
+ bna_do_drv_ll_cb(dev, mb_rsp->mh.msg_id, mb_rsp->error, qe);
+
+ bna_chk_n_snd_q(dev);
+}
+
+void bna_mbox_err_handler(struct bna_dev *dev, u32 intr_status)
+{
+ if (BNA_IS_ERR_INTR(intr_status)) {
+ bna_err_handler(dev, intr_status);
+ return;
+ }
+
+ if (BNA_IS_MBOX_INTR(intr_status))
+ bfa_ioc_mbox_isr(&dev->ioc);
+}
+
+/**
+ * bna_port_admin()
+ *
+ * Enable (up) or disable (down) the interface administratively.
+ *
+ * @param[in] dev - pointer to BNA device structure
+ * @param[in] enable - enable/disable the interface.
+ *
+ * @return BNA_OK or BNA_FAIL
+ */
+enum bna_status bna_port_admin(struct bna_dev *bna_dev,
+ enum bna_enable enable)
+{
+ struct bna_dev *dev = (struct bna_dev *) bna_dev;
+ struct bfi_ll_port_admin_req ll_req;
+
+ ll_req.mh.msg_class = BFI_MC_LL;
+ ll_req.mh.msg_id = BFI_LL_H2I_PORT_ADMIN_REQ;
+ ll_req.mh.mtag.i2htok = 0;
+
+ ll_req.up = enable;
+
+ /* send to f/w */
+ return bna_mbox_send(dev, &ll_req, sizeof(ll_req), dev->cbarg);
+}
+
+/**
+ * bna_port_param_get()
+ *
+ * Get the port parameters.
+ *
+ * @param[in] dev - pointer to BNA device structure
+ * @param[out] param_ptr - pointer to where the parameters will be returned.
+ *
+ * @return void
+ */
+void bna_port_param_get(struct bna_dev *dev,
+ struct bna_port_param *param_ptr)
+{
+ param_ptr->supported = true;
+ param_ptr->advertising = true;
+ param_ptr->speed = BNA_LINK_SPEED_10Gbps;
+ param_ptr->duplex = true;
+ param_ptr->autoneg = false;
+ param_ptr->port = dev->port;
+}
+
+/**
+ * bna_port_mac_get()
+ *
+ * Get the Burnt-in or permanent MAC address. This function does not return
+ * the MAC set thru bna_rxf_ucast_mac_set() but the one that is assigned to
+ * the port upon reset.
+ *
+ * @param[in] dev - pointer to BNA device structure
+ * @param[out] mac_ptr - Burnt-in or permanent MAC address.
+ *
+ * @return void
+ */
+void bna_port_mac_get(struct bna_dev *bna_dev, struct mac *mac_ptr)
+{
+ struct bna_dev *dev = (struct bna_dev *) bna_dev;
+
+ *mac_ptr = bfa_ioc_get_mac(&dev->ioc);
+}
+
+/**
+ * IOC Integration
+ */
+
+/**
+ * bfa_iocll_cbfn
+ * Structure for callbacks to be implemented by
+ * the driver.
+ */
+static struct bfa_ioc_cbfn bfa_iocll_cbfn = {
+ bna_iocll_enable_cbfn,
+ bna_iocll_disable_cbfn,
+ bna_iocll_hbfail_cbfn,
+ bna_iocll_reset_cbfn
+};
+
+static void bna_iocll_memclaim(struct bna_dev *dev, struct bna_meminfo *mi)
+{
+
+ bfa_ioc_mem_claim(&dev->ioc, mi[BNA_DMA_MEM_T_ATTR].kva,
+ mi[BNA_DMA_MEM_T_ATTR].dma);
+
+ bfa_ioc_debug_memclaim(&dev->ioc, mi[BNA_KVA_MEM_T_FWTRC].kva);
+}
+
+void bna_iocll_meminfo(struct bna_dev *dev, struct bna_meminfo *mi)
+{
+
+ mi[BNA_DMA_MEM_T_ATTR].len =
+ ALIGN(bfa_ioc_meminfo(), PAGE_SIZE);
+
+ mi[BNA_KVA_MEM_T_FWTRC].len = bfa_ioc_debug_trcsz(true);
+}
+
+void bna_iocll_attach(struct bna_dev *dev, void *bnad,
+ struct bna_meminfo *meminfo, struct bfa_pcidev *pcidev,
+ struct bfa_trc_mod *trcmod, struct bfa_aen *aen,
+ struct bfa_log_mod *logm)
+{
+ bfa_ioc_attach(&dev->ioc, bnad, &bfa_iocll_cbfn, &dev->timer_mod,
+ trcmod, aen, logm);
+ bfa_ioc_pci_init(&dev->ioc, pcidev, BFI_MC_LL);
+
+ bfa_ioc_mbox_regisr(&dev->ioc, BFI_MC_LL, bna_ll_isr, dev);
+ bna_iocll_memclaim(dev, meminfo);
+
+ bfa_timer_init(&dev->timer_mod);
+
+}
+
+/**
+ * Either the driver or CAL should serialize
+ * this IOC disable
+ * Currently this is happening indirectly b'cos
+ * bfa_ioc_disable() is not called if there
+ * is an outstanding cmd in the queue, which
+ * could not be flushed.
+ */
+enum bna_status bna_iocll_disable(struct bna_dev *dev)
+{
+ enum bna_status ret;
+ char message[BNA_MESSAGE_SIZE];
+
+ dev->ioc_disable_pending = 1;
+ ret = bna_flush_mbox_q(dev, 1);
+ if (ret != BNA_OK) {
+ sprintf(message, "Unable to flush Mbox Queues [%d]",
+ ret);
+ pr_info("%s", message);
+ return ret;
+ }
+
+ bfa_ioc_disable(&dev->ioc);
+ dev->ioc_disable_pending = 0;
+
+ return BNA_OK;
+}
diff -ruP net-next-2.6-orig/drivers/net/bna/bna_iocll.h net-next-2.6-mod/drivers/net/bna/bna_iocll.h
--- net-next-2.6-orig/drivers/net/bna/bna_iocll.h 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bna_iocll.h 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,62 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#ifndef __BNA_IOCLL_H__
+#define __BNA_IOCLL_H__
+
+#include "bfa_ioc.h"
+#include "bfa_timer.h"
+#include "bfi/bfi_ll.h"
+
+#define BNA_IOC_TIMER_PERIOD BFA_TIMER_FREQ
+
+/*
+ * LL specific IOC functions.
+ */
+void bna_iocll_meminfo(struct bna_dev *bna_dev, struct bna_meminfo *meminfo);
+void bna_iocll_attach(struct bna_dev *bna_dev, void *bnad,
+ struct bna_meminfo *meminfo, struct bfa_pcidev *pcidev,
+ struct bfa_trc_mod *trcmod, struct bfa_aen *aen,
+ struct bfa_log_mod *logmod);
+enum bna_status bna_iocll_disable(struct bna_dev *bna_dev);
+#define bna_iocll_detach(dev) bfa_ioc_detach(&((dev)->ioc))
+#define bna_iocll_enable(dev) bfa_ioc_enable(&((dev)->ioc))
+#define bna_iocll_debug_fwsave(dev, trc_data, trc_len) \
+ bfa_ioc_debug_fwsave(&((dev)->ioc), (trc_data), (trc_len))
+#define bna_iocll_debug_fwtrc(dev, trc_data, trc_len) \
+ bfa_ioc_debug_fwtrc(&((dev)->ioc), (trc_data), (trc_len))
+#define bna_iocll_timer(dev) bfa_timer_beat(&((dev)->timer_mod))
+#define bna_iocll_getstats(dev, ioc_stats) \
+ bfa_ioc_fetch_stats(&((dev)->ioc), (ioc_stats))
+#define bna_iocll_resetstats(dev) bfa_ioc_clr_stats(&((dev)->ioc))
+#define bna_iocll_getattr(dev, ioc_attr) \
+ bfa_ioc_get_attr(&((dev)->ioc), (ioc_attr))
+#define bna_iocll_getstate(dev) \
+ bfa_ioc_get_state(&((dev)->ioc))
+#define bna_iocll_get_serial_num(_dev, _serial_num) \
+ bfa_ioc_get_adapter_serial_num(&((_dev)->ioc), (_serial_num))
+
+/**
+ * Callback functions to be implemented by the driver
+ */
+void bna_iocll_enable_cbfn(void *bnad, enum bfa_status status);
+void bna_iocll_disable_cbfn(void *bnad);
+void bna_iocll_hbfail_cbfn(void *bnad);
+void bna_iocll_reset_cbfn(void *bnad);
+
+#endif /* __BNA_IOCLL_H__ */
diff -ruP net-next-2.6-orig/drivers/net/bna/bna_priv.h net-next-2.6-mod/drivers/net/bna/bna_priv.h
--- net-next-2.6-orig/drivers/net/bna/bna_priv.h 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/bna_priv.h 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,472 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * See <license_file> for copyright and licensing details.
+ */
+
+/**
+ * BNA register access macros.p
+ */
+
+#ifndef __BNA_PRIV_H__
+#define __BNA_PRIV_H__
+
+/**
+ Macros to declare a bit table
+ *
+ * @param[in] _table - bit table to be declared
+ * @param[in] _size - size in bits
+ */
+#define BNA_BIT_TABLE_DECLARE(_table, _size) \
+ (u32 _table[(_size) / 32])
+/**
+ Macros to set bits in a bit table
+ *
+ * @param[in] _table - bit table to be declared
+ * @param[in] _bit - bit to be set
+ */
+#define BNA_BIT_TABLE_SET(_table, _bit) \
+ (_table[(_bit) / 32] |= (1 << ((_bit) & (32 - 1))))
+/**
+ Macros to clear bits in a bit table
+ *
+ * @param[in] _table - bit table to be declared
+ * @param[in] _bit - bit to be set
+ */
+#define BNA_BIT_TABLE_CLEAR(_table, _bit) \
+ (_table[(_bit) / 32] &= ~(1 << ((_bit) & (32 - 1))))
+/**
+ Macros to set bits in a 32 bit word
+ *
+ * @param[in] _word - word in which bit is to be set
+ * @param[in] _bit - bit to be set (starting at 0)
+ */
+#define BNA_BIT_WORD_SET(_word, _bit) \
+ ((_word) |= (1 << (_bit)))
+/**
+ Macros to clear bits in a 32 bit word
+ *
+ * @param[in] _word - word in which bit is to be cleared
+ * @param[in] _bit - bit to be cleared (starting at 0)
+ */
+#define BNA_BIT_WORD_CLEAR(_word, _bit) \
+ ((_word) &= ~(1 << (_bit)))
+
+/**
+ * BNA_GET_PAGE_NUM()
+ *
+ * Macro to calculate the page number for the
+ * memory spanning multiple pages.
+ *
+ * @param[in] _base_page - Base Page Number for memory
+ * @param[in] _offset - Offset for which page number
+ * is calculated
+ */
+#define BNA_GET_PAGE_NUM(_base_page, _offset) \
+ ((_base_page) + ((_offset) >> 15))
+/**
+ * BNA_GET_PAGE_OFFSET()
+ *
+ * Macro to calculate the page offset for the
+ * from the base offset (from the top of the block)
+ * Each page 0x8000 (32KB) in size
+ *
+ * @param[in] _offset - Offset from the top of the block
+ */
+#define BNA_GET_PAGE_OFFSET(_offset) \
+ ((_offset) & 0x7fff)
+
+/**
+ * BNA_GET_WORD_OFFSET()
+ *
+ * Macro to calculate the address of a word from
+ * the base address. Needed to access H/W memory
+ * as 4 byte words. Starts from 0.
+ *
+ * @param[in] _base_offset - Starting offset of the data
+ * @param[in] _word - Word no. for which address is calculated
+ */
+#define BNA_GET_WORD_OFFSET(_base_offset, _word) \
+ ((_base_offset) + ((_word) << 2))
+/**
+ * BNA_GET_BYTE_OFFSET()
+ *
+ * Macro to calculate the address of a byte from
+ * the base address. Most of H/W memory is accessed
+ * as 4 byte words, so use this macro carefully.
+ * Starts from 0.
+ *
+ * @param[in] _base_offset - Starting offset of the data
+ * @param[in] _byte - Byte no. for which address is calculated
+ */
+#define BNA_GET_BYTE_OFFSET(_base_offset, _byte) \
+ ((_base_offset) + (_byte))
+
+/**
+ * BNA_GET_MEM_BASE_ADDR()
+ *
+ * Macro to calculate the base address of
+ * any memory block given the bar0 address
+ * and the memory base offset
+ *
+ * @param[in] _bar0 - BARO address
+ * @param[in] _base_offset - Starting offset of the memory
+ */
+#define BNA_GET_MEM_BASE_ADDR(_bar0, _base_offset) \
+ ((_bar0) + HW_BLK_HOST_MEM_ADDR \
+ + BNA_GET_PAGE_OFFSET((_base_offset)))
+
+/**
+ * Structure which maps to Rx FnDb config
+ * Size : 4 words
+ * See catapult_spec.pdf, RxA for details
+ */
+struct bna_rx_fndb_ram {
+ u32 rss_prop;
+ u32 size_routing_props;
+ u32 rit_hds_mcastq;
+ u32 control_flags;
+};
+
+/**
+ * Structure which maps to Tx FnDb config
+ * Size : 1 word
+ * See catapult_spec.pdf, TxA for details
+ */
+struct bna_tx_fndb_ram {
+ u32 vlan_n_ctrl_flags;
+};
+
+/**
+ * Structure which maps to Unicast/Multicast CAM entry
+ * Size : 2 words
+ * See catapult_spec.pdf, LUT for details
+ */
+struct bna_cam {
+ u32 cam_mac_addr_47_32; /* 31:16->res;15:0->MAC */
+ u32 cam_mac_addr_31_0;
+};
+
+/**
+ * Structure which maps to Unicast RAM entry
+ * Size : 1 word
+ * See catapult_spec.pdf, LUT for details
+ */
+struct bna_ucast_mem {
+ u32 ucast_ram_entry;
+};
+
+/**
+ * Structure which maps to VLAN RAM entry
+ * Size : 1 word
+ * See catapult_spec.pdf, LUT for details
+ */
+struct bna_vlan_mem {
+ u32 vlan_ram_entry;
+};
+#define BNA_GET_VLAN_MEM_ENTRY_ADDR(_bar0, _fn_id, _vlan_id)\
+ (_bar0 + (HW_BLK_HOST_MEM_ADDR) \
+ + (BNA_GET_PAGE_OFFSET(VLAN_RAM_BASE_OFFSET)) \
+ + (((_fn_id) & 0x3f) << 9) \
+ + (((_vlan_id) & 0xfe0) >> 3))
+
+/**
+ * Structure which maps to exact/approx MVT RAM entry
+ * Size : 4 words
+ * See catapult_spec.pdf, RxA for details
+ */
+struct bna_mvt_mem {
+ u32 reserved;
+ u32 fc_bit; /* 31:1->res;0->fc_bit */
+ u32 ll_fn_63_32; /* LL fns 63 to 32 */
+ u32 ll_fn_31_0; /* LL fns 31 to 0 */
+};
+
+/**
+ * Structure which maps to RxFn Indirection Table (RIT)
+ * Size : 1 word
+ * See catapult_spec.pdf, RxA for details
+ */
+struct bna_rit_mem {
+ u32 rxq_ids; /* 31:12->res;11:0->two 6 bit RxQ Ids */
+};
+
+/**
+ * Structure which maps to RSS Table entry
+ * Size : 16 words
+ * See catapult_spec.pdf, RAD for details
+ */
+struct bna_rss_mem {
+ u32 type_n_hash; /* 31:12->res; */
+ /* 11:8 ->protocol type */
+ /* 7:0 ->hash index */
+ u32 hash_key[10]; /* 40 byte Toeplitz hash key */
+ u32 reserved[5];
+};
+
+/**
+ * Structure which maps to RxQ Memory entry
+ * Size : 16 words, entries are 32 words apart
+ * Alternate arrangement of RxQ & TxQ
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_rxq_mem {
+ u32 pg_tbl_addr_lo;
+ u32 pg_tbl_addr_hi;
+ u32 cur_q_entry_lo;
+ u32 cur_q_entry_hi;
+ u32 reserved1;
+ u32 reserved2;
+ u32 pg_cnt_n_prd_ptr; /* 31:16->total page count */
+ /* 15:0 ->producer pointer (index?) */
+ u32 entry_n_pg_size; /* 31:16->entry size */
+ /* 15:0 ->page size */
+ u32 sg_n_cq_n_cns_ptr; /* 31:28->reserved; 27:24->sg count */
+ /* 23:16->CQ; */
+ /* 15:0->consumer pointer(index?) */
+ u32 buf_sz_n_q_state; /* 31:16->buffer size; 15:0-> Q state */
+ u32 next_qid; /* 17:10->next QId */
+ u32 reserved3;
+ u32 reserved4[4];
+};
+
+/**
+ * Structure which maps to TxQ Memory entry
+ * Size : 16 words, entries are 32 words apart
+ * Alternate arrangement of RxQ & TxQ
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_txq_mem {
+ u32 pg_tbl_addr_lo;
+ u32 pg_tbl_addr_hi;
+ u32 cur_q_entry_lo;
+ u32 cur_q_entry_hi;
+ u32 reserved1;
+ u32 reserved2;
+ u32 pg_cnt_n_prd_ptr; /* 31:16->total page count */
+ /* 15:0 ->producer pointer (index?) */
+ u32 entry_n_pg_size; /* 31:16->entry size */
+ /* 15:0 ->page size */
+ u32 int_blk_n_cns_ptr; /* 31:24->Int Blk Id; */
+ /* 23:16->Int Blk Offset */
+ /* 15:0 ->consumer pointer(index?) */
+ u32 cns_ptr2_n_q_state; /* 31:16->cons. ptr 2; 15:0-> Q state */
+ u32 nxt_qid_n_fid_n_pri; /* 17:10->next */
+ /* QId;9:3->FID;2:0->Priority */
+ u32 wvc_n_cquota_n_rquota; /* 31:24->WI Vector Count; */
+ /* 23:12->Cfg Quota; */
+ /* 11:0 ->Run Quota */
+ u32 reserved3[4];
+};
+
+/**
+ * Structure which maps to RxQ and TxQ Memory entry
+ * Size : 32 words, entries are 32 words apart
+ * Alternate arrangement of RxQ & TxQ
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_rxtx_q_mem {
+ struct bna_rxq_mem rxq;
+ struct bna_txq_mem txq;
+};
+
+/**
+ * Structure which maps to CQ Memory entry
+ * Size : 16 words
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_cq_mem {
+ u32 pg_tbl_addr_lo;
+ u32 pg_tbl_addr_hi;
+ u32 cur_q_entry_lo;
+ u32 cur_q_entry_hi;
+ u32 reserved1;
+ u32 reserved2;
+ u32 pg_cnt_n_prd_ptr; /* 31:16->total page count */
+ /* 15:0 ->producer pointer (index?) */
+ u32 entry_n_pg_size; /* 31:16->entry size */
+ /* 15:0 ->page size */
+ u32 int_blk_n_cns_ptr; /* 31:24->Int Blk Id; */
+ /* 23:16->Int Blk Offset */
+ /* 15:0 ->consumer pointer(index?) */
+ u32 q_state; /* 31:16->reserved; 15:0-> Q state */
+ u32 reserved3[2];
+ u32 reserved4[4];
+};
+
+/**
+ * Structure which maps to Interrupt Block Memory entry
+ * Size : 8 words (used: 5 words)
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_ib_blk_mem {
+ u32 host_addr_lo;
+ u32 host_addr_hi;
+ u32 clsc_n_ctrl_n_msix; /* 31:24->coalescing; */
+ /* 23:16->coalescing cfg; */
+ /* 15:8 ->control; */
+ /* 7:0 ->msix; */
+ u32 ipkt_n_ent_n_idxof;
+ u32 ipkt_cnt_cfg_n_unacked;
+
+ u32 reserved[3];
+};
+
+/**
+ * Structure which maps to Index Table Block Memory entry
+ * Size : 1 word
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_idx_tbl_mem {
+ u32 idx; /* 31:16->res;15:0->idx; */
+};
+
+/**
+ * Structure which maps to Doorbell QSet Memory,
+ * Organization of Doorbell address space for a
+ * QSet (RxQ, TxQ, Rx IB, Tx IB)
+ * For Non-VM qset entries are back to back.
+ * Size : 128 bytes / 4K bytes for Non-VM / VM
+ * See catapult_spec.pdf, HQM for details
+ */
+struct bna_doorbell_qset {
+ u32 rxq[0x20 >> 2];
+ u32 txq[0x20 >> 2];
+ u32 ib0[0x20 >> 2];
+ u32 ib1[0x20 >> 2];
+};
+
+#define BNA_GET_DOORBELL_BASE_ADDR(_bar0) \
+ ((_bar0) + HQM_DOORBELL_BLK_BASE_ADDR)
+
+/**
+ * BNA_GET_DOORBELL_ENTRY_OFFSET()
+ *
+ * Macro to calculate the offset of the Doorbell QSet
+ * in the Non VM case.
+ * Entries are 128 bytes apart. Does not need a page
+ * number register for access.
+ *
+ * @param[in] _entry - Entry Number
+ */
+#define BNA_GET_DOORBELL_ENTRY_OFFSET(_entry) \
+ ((HQM_DOORBELL_BLK_BASE_ADDR) \
+ + (_entry << 7))
+/**
+ * BNA_GET_DOORBELL_VM_ENTRY_OFFSET()
+ *
+ * Macro to calculate the offset of the Doorbell QSet
+ * in the VM case.
+ * Entries are 4K (0x1000) bytes apart.
+ * Does not need a page number register for access.
+ *
+ * @param[in] _entry - Entry Number
+ */
+#define BNA_GET_DOORBELL_VM_ENTRY_OFFSET(_entry) \
+ ((HQM_DOORBELL_VM_BLK_BASE_ADDR) \
+ + (_entry << 12))
+
+/**
+ * BNA_GET_PSS_SMEM_PAGE_NUM()
+ *
+ * Macro to calculate the page number of PSS SMEM
+ * block from a linear offset
+ *
+ * @param[in] _loff - Linear offset from the top of memory
+ */
+#define BNA_GET_PSS_SMEM_PAGE_NUM(_loff) \
+ (BNA_GET_PAGE_NUM(PSS_SMEM_BLK_PG_NUM, (_loff)))
+/**
+ * BNA_GET_PSS_SMEM_PAGE_OFFSET()
+ *
+ * Macro to calculate the page offset from the top
+ * of a PSS SMEM page, for a given linear offset
+ *
+ * @param[in] _loff - Linear offset from the top of memory
+ */
+#define BNA_GET_PSS_SMEM_PAGE_OFFSET(_loff) \
+ (PSS_SMEM_BLK_MEM_ADDR \
+ + BNA_GET_PAGE_OFFSET((_loff)))
+
+/**
+ * BNA_GET_MBOX_PAGE_NUM()
+ *
+ * Macro to calculate the page number of HostFn<->LPU/
+ * LPU<->HostFn Mailbox block from a linear offset
+ *
+ * @param[in] _loff - Linear offset from the top of memory
+ */
+#define BNA_GET_MBOX_PAGE_NUM(_loff) \
+ (BNA_GET_PAGE_NUM(CPQ_BLK_PG_NUM, (_loff)))
+/**
+ * BNA_GET_HOSTFN_LPU_MBOX_PAGE_OFFSET()
+ *
+ * Macro to calculate the HostFn<->LPU
+ * Mailbox page offset from the linear offset
+ *
+ * @param[in] _loff - Linear offset in bytes from the top of memory
+ */
+#define BNA_GET_HOSTFN_LPU_MBOX_PAGE_OFFSET(_loff) \
+ (HOSTFN_LPU_MBOX + BNA_GET_PAGE_OFFSET((_loff)))
+/**
+ * BNA_GET_LPU_HOSTFN_MBOX_PAGE_OFFSET()
+ *
+ * Macro to calculate the LPU<->HostFn
+ * Mailbox page offset from the linear offset
+ *
+ * @param[in] _loff - Linear offset from the top of memory
+ */
+#define BNA_GET_LPU_HOSTFN_MBOX_PAGE_OFFSET(_loff) \
+ (LPU_HOSTFN_MBOX + BNA_GET_PAGE_OFFSET((_loff)))
+
+#define bna_hw_stats_to_stats cpu_to_be64
+
+void bna_mbox_q_init(struct bna_mbox_q *q);
+
+/**
+ * Interrupt Moderation
+ */
+
+#define BNA_80K_PKT_RATE 80000
+#define BNA_70K_PKT_RATE 70000
+#define BNA_60K_PKT_RATE 60000
+#define BNA_50K_PKT_RATE 50000
+#define BNA_40K_PKT_RATE 40000
+#define BNA_30K_PKT_RATE 30000
+#define BNA_20K_PKT_RATE 20000
+#define BNA_10K_PKT_RATE 10000
+
+/**
+ * Defines are in order of decreasing load
+ * i.e BNA_HIGH_LOAD_3 has the highest load
+ * and BNA_LOW_LOAD_3 has the lowest load.
+ */
+
+#define BNA_HIGH_LOAD_4 0 /* r >= 80 */
+#define BNA_HIGH_LOAD_3 1 /* 60 <= r < 80 */
+#define BNA_HIGH_LOAD_2 2 /* 50 <= r < 60 */
+#define BNA_HIGH_LOAD_1 3 /* 40 <= r < 50 */
+#define BNA_LOW_LOAD_1 4 /* 30 <= r < 40 */
+#define BNA_LOW_LOAD_2 5 /* 20 <= r < 30 */
+#define BNA_LOW_LOAD_3 6 /* 10 <= r < 20 */
+#define BNA_LOW_LOAD_4 7 /* r < 10 K */
+#define BNA_LOAD_TYPES BNA_LOW_LOAD_4
+
+#define BNA_BIAS_TYPES 2 /* small : small > large*2 */
+ /* large : if small is false */
+
+#endif /* __BNA_PRIV_H__ */
diff -ruP net-next-2.6-orig/drivers/net/bna/cna.h net-next-2.6-mod/drivers/net/bna/cna.h
--- net-next-2.6-orig/drivers/net/bna/cna.h 1969-12-31 16:00:00.000000000 -0800
+++ net-next-2.6-mod/drivers/net/bna/cna.h 2009-12-18 16:53:40.000000000 -0800
@@ -0,0 +1,41 @@
+/*
+ * Linux network driver for Brocade Converged Network Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ */
+/*
+ * Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ */
+
+#ifndef __CNA_H__
+#define __CNA_H__
+
+#include <linux/version.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/if_ether.h>
+#include <asm/page.h>
+
+#define BFA_VERSION_LEN 64
+
+#define bfa_u32(__pa64) ((__pa64) >> 32)
+
+#define PFX "BNA: "
+#define DPRINTK(klevel, fmt, args...) do { \
+ printk(KERN_##klevel PFX fmt, ## args); \
+} while (0)
+
+extern char bfa_version[];
+void bfa_ioc_auto_recover(bool auto_recover);
+
+#endif /* __CNA_H__ */
--
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