diff options
Diffstat (limited to 'drivers/net/bna/bna_ctrl.c')
| -rw-r--r-- | drivers/net/bna/bna_ctrl.c | 3076 |
1 files changed, 0 insertions, 3076 deletions
diff --git a/drivers/net/bna/bna_ctrl.c b/drivers/net/bna/bna_ctrl.c deleted file mode 100644 index cb2594c..0000000 --- a/drivers/net/bna/bna_ctrl.c +++ /dev/null @@ -1,3076 +0,0 @@ -/* - * 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) 2005-2010 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - */ -#include "bna.h" -#include "bfa_cs.h" - -static void bna_device_cb_port_stopped(void *arg, enum bna_cb_status status); - -static void -bna_port_cb_link_up(struct bna_port *port, struct bfi_ll_aen *aen, - int status) -{ - int i; - u8 prio_map; - - port->llport.link_status = BNA_LINK_UP; - if (aen->cee_linkup) - port->llport.link_status = BNA_CEE_UP; - - /* Compute the priority */ - prio_map = aen->prio_map; - if (prio_map) { - for (i = 0; i < 8; i++) { - if ((prio_map >> i) & 0x1) - break; - } - port->priority = i; - } else - port->priority = 0; - - /* Dispatch events */ - bna_tx_mod_cee_link_status(&port->bna->tx_mod, aen->cee_linkup); - bna_tx_mod_prio_changed(&port->bna->tx_mod, port->priority); - port->link_cbfn(port->bna->bnad, port->llport.link_status); -} - -static void -bna_port_cb_link_down(struct bna_port *port, int status) -{ - port->llport.link_status = BNA_LINK_DOWN; - - /* Dispatch events */ - bna_tx_mod_cee_link_status(&port->bna->tx_mod, BNA_LINK_DOWN); - port->link_cbfn(port->bna->bnad, BNA_LINK_DOWN); -} - -static inline int -llport_can_be_up(struct bna_llport *llport) -{ - int ready = 0; - if (llport->type == BNA_PORT_T_REGULAR) - ready = ((llport->flags & BNA_LLPORT_F_ADMIN_UP) && - (llport->flags & BNA_LLPORT_F_RX_STARTED) && - (llport->flags & BNA_LLPORT_F_PORT_ENABLED)); - else - ready = ((llport->flags & BNA_LLPORT_F_ADMIN_UP) && - (llport->flags & BNA_LLPORT_F_RX_STARTED) && - !(llport->flags & BNA_LLPORT_F_PORT_ENABLED)); - return ready; -} - -#define llport_is_up llport_can_be_up - -enum bna_llport_event { - LLPORT_E_START = 1, - LLPORT_E_STOP = 2, - LLPORT_E_FAIL = 3, - LLPORT_E_UP = 4, - LLPORT_E_DOWN = 5, - LLPORT_E_FWRESP_UP_OK = 6, - LLPORT_E_FWRESP_UP_FAIL = 7, - LLPORT_E_FWRESP_DOWN = 8 -}; - -static void -bna_llport_cb_port_enabled(struct bna_llport *llport) -{ - llport->flags |= BNA_LLPORT_F_PORT_ENABLED; - - if (llport_can_be_up(llport)) - bfa_fsm_send_event(llport, LLPORT_E_UP); -} - -static void -bna_llport_cb_port_disabled(struct bna_llport *llport) -{ - int llport_up = llport_is_up(llport); - - llport->flags &= ~BNA_LLPORT_F_PORT_ENABLED; - - if (llport_up) - bfa_fsm_send_event(llport, LLPORT_E_DOWN); -} - -/** - * MBOX - */ -static int -bna_is_aen(u8 msg_id) -{ - switch (msg_id) { - case BFI_LL_I2H_LINK_DOWN_AEN: - case BFI_LL_I2H_LINK_UP_AEN: - case BFI_LL_I2H_PORT_ENABLE_AEN: - case BFI_LL_I2H_PORT_DISABLE_AEN: - return 1; - - default: - return 0; - } -} - -static void -bna_mbox_aen_callback(struct bna *bna, struct bfi_mbmsg *msg) -{ - struct bfi_ll_aen *aen = (struct bfi_ll_aen *)(msg); - - switch (aen->mh.msg_id) { - case BFI_LL_I2H_LINK_UP_AEN: - bna_port_cb_link_up(&bna->port, aen, aen->reason); - break; - case BFI_LL_I2H_LINK_DOWN_AEN: - bna_port_cb_link_down(&bna->port, aen->reason); - break; - case BFI_LL_I2H_PORT_ENABLE_AEN: - bna_llport_cb_port_enabled(&bna->port.llport); - break; - case BFI_LL_I2H_PORT_DISABLE_AEN: - bna_llport_cb_port_disabled(&bna->port.llport); - break; - default: - break; - } -} - -static void -bna_ll_isr(void *llarg, struct bfi_mbmsg *msg) -{ - struct bna *bna = (struct bna *)(llarg); - struct bfi_ll_rsp *mb_rsp = (struct bfi_ll_rsp *)(msg); - struct bfi_mhdr *cmd_h, *rsp_h; - struct bna_mbox_qe *mb_qe = NULL; - int to_post = 0; - u8 aen = 0; - char message[BNA_MESSAGE_SIZE]; - - aen = bna_is_aen(mb_rsp->mh.msg_id); - - if (!aen) { - mb_qe = bfa_q_first(&bna->mbox_mod.posted_q); - cmd_h = (struct bfi_mhdr *)(&mb_qe->cmd.msg[0]); - rsp_h = (struct bfi_mhdr *)(&mb_rsp->mh); - - if ((BFA_I2HM(cmd_h->msg_id) == rsp_h->msg_id) && - (cmd_h->mtag.i2htok == rsp_h->mtag.i2htok)) { - /* Remove the request from posted_q, update state */ - list_del(&mb_qe->qe); - bna->mbox_mod.msg_pending--; - if (list_empty(&bna->mbox_mod.posted_q)) - bna->mbox_mod.state = BNA_MBOX_FREE; - else - to_post = 1; - - /* Dispatch the cbfn */ - if (mb_qe->cbfn) - mb_qe->cbfn(mb_qe->cbarg, mb_rsp->error); - - /* Post the next entry, if needed */ - if (to_post) { - mb_qe = bfa_q_first(&bna->mbox_mod.posted_q); - bfa_nw_ioc_mbox_queue(&bna->device.ioc, - &mb_qe->cmd); - } - } else { - snprintf(message, BNA_MESSAGE_SIZE, - "No matching rsp for [%d:%d:%d]\n", - mb_rsp->mh.msg_class, mb_rsp->mh.msg_id, - mb_rsp->mh.mtag.i2htok); - pr_info("%s", message); - } - - } else - bna_mbox_aen_callback(bna, msg); -} - -static void -bna_err_handler(struct bna *bna, u32 intr_status) -{ - u32 init_halt; - - if (intr_status & __HALT_STATUS_BITS) { - init_halt = readl(bna->device.ioc.ioc_regs.ll_halt); - init_halt &= ~__FW_INIT_HALT_P; - writel(init_halt, bna->device.ioc.ioc_regs.ll_halt); - } - - bfa_nw_ioc_error_isr(&bna->device.ioc); -} - -void -bna_mbox_handler(struct bna *bna, u32 intr_status) -{ - if (BNA_IS_ERR_INTR(intr_status)) { - bna_err_handler(bna, intr_status); - return; - } - if (BNA_IS_MBOX_INTR(intr_status)) - bfa_nw_ioc_mbox_isr(&bna->device.ioc); -} - -void -bna_mbox_send(struct bna *bna, struct bna_mbox_qe *mbox_qe) -{ - struct bfi_mhdr *mh; - - mh = (struct bfi_mhdr *)(&mbox_qe->cmd.msg[0]); - - mh->mtag.i2htok = htons(bna->mbox_mod.msg_ctr); - bna->mbox_mod.msg_ctr++; - bna->mbox_mod.msg_pending++; - if (bna->mbox_mod.state == BNA_MBOX_FREE) { - list_add_tail(&mbox_qe->qe, &bna->mbox_mod.posted_q); - bfa_nw_ioc_mbox_queue(&bna->device.ioc, &mbox_qe->cmd); - bna->mbox_mod.state = BNA_MBOX_POSTED; - } else { - list_add_tail(&mbox_qe->qe, &bna->mbox_mod.posted_q); - } -} - -static void -bna_mbox_flush_q(struct bna *bna, struct list_head *q) -{ - struct bna_mbox_qe *mb_qe = NULL; - struct list_head *mb_q; - void (*cbfn)(void *arg, int status); - void *cbarg; - - mb_q = &bna->mbox_mod.posted_q; - - while (!list_empty(mb_q)) { - bfa_q_deq(mb_q, &mb_qe); - cbfn = mb_qe->cbfn; - cbarg = mb_qe->cbarg; - bfa_q_qe_init(mb_qe); - bna->mbox_mod.msg_pending--; - - if (cbfn) - cbfn(cbarg, BNA_CB_NOT_EXEC); - } - - bna->mbox_mod.state = BNA_MBOX_FREE; -} - -static void -bna_mbox_mod_start(struct bna_mbox_mod *mbox_mod) -{ -} - -static void -bna_mbox_mod_stop(struct bna_mbox_mod *mbox_mod) -{ - bna_mbox_flush_q(mbox_mod->bna, &mbox_mod->posted_q); -} - -static void -bna_mbox_mod_init(struct bna_mbox_mod *mbox_mod, struct bna *bna) -{ - bfa_nw_ioc_mbox_regisr(&bna->device.ioc, BFI_MC_LL, bna_ll_isr, bna); - mbox_mod->state = BNA_MBOX_FREE; - mbox_mod->msg_ctr = mbox_mod->msg_pending = 0; - INIT_LIST_HEAD(&mbox_mod->posted_q); - mbox_mod->bna = bna; -} - -static void -bna_mbox_mod_uninit(struct bna_mbox_mod *mbox_mod) -{ - mbox_mod->bna = NULL; -} - -/** - * LLPORT - */ -#define call_llport_stop_cbfn(llport, status)\ -do {\ - if ((llport)->stop_cbfn)\ - (llport)->stop_cbfn(&(llport)->bna->port, status);\ - (llport)->stop_cbfn = NULL;\ -} while (0) - -static void bna_fw_llport_up(struct bna_llport *llport); -static void bna_fw_cb_llport_up(void *arg, int status); -static void bna_fw_llport_down(struct bna_llport *llport); -static void bna_fw_cb_llport_down(void *arg, int status); -static void bna_llport_start(struct bna_llport *llport); -static void bna_llport_stop(struct bna_llport *llport); -static void bna_llport_fail(struct bna_llport *llport); - -enum bna_llport_state { - BNA_LLPORT_STOPPED = 1, - BNA_LLPORT_DOWN = 2, - BNA_LLPORT_UP_RESP_WAIT = 3, - BNA_LLPORT_DOWN_RESP_WAIT = 4, - BNA_LLPORT_UP = 5, - BNA_LLPORT_LAST_RESP_WAIT = 6 -}; - -bfa_fsm_state_decl(bna_llport, stopped, struct bna_llport, - enum bna_llport_event); -bfa_fsm_state_decl(bna_llport, down, struct bna_llport, - enum bna_llport_event); -bfa_fsm_state_decl(bna_llport, up_resp_wait, struct bna_llport, - enum bna_llport_event); -bfa_fsm_state_decl(bna_llport, down_resp_wait, struct bna_llport, - enum bna_llport_event); -bfa_fsm_state_decl(bna_llport, up, struct bna_llport, - enum bna_llport_event); -bfa_fsm_state_decl(bna_llport, last_resp_wait, struct bna_llport, - enum bna_llport_event); - -static struct bfa_sm_table llport_sm_table[] = { - {BFA_SM(bna_llport_sm_stopped), BNA_LLPORT_STOPPED}, - {BFA_SM(bna_llport_sm_down), BNA_LLPORT_DOWN}, - {BFA_SM(bna_llport_sm_up_resp_wait), BNA_LLPORT_UP_RESP_WAIT}, - {BFA_SM(bna_llport_sm_down_resp_wait), BNA_LLPORT_DOWN_RESP_WAIT}, - {BFA_SM(bna_llport_sm_up), BNA_LLPORT_UP}, - {BFA_SM(bna_llport_sm_last_resp_wait), BNA_LLPORT_LAST_RESP_WAIT} -}; - -static void -bna_llport_sm_stopped_entry(struct bna_llport *llport) -{ - llport->bna->port.link_cbfn((llport)->bna->bnad, BNA_LINK_DOWN); - call_llport_stop_cbfn(llport, BNA_CB_SUCCESS); -} - -static void -bna_llport_sm_stopped(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_START: - bfa_fsm_set_state(llport, bna_llport_sm_down); - break; - - case LLPORT_E_STOP: - call_llport_stop_cbfn(llport, BNA_CB_SUCCESS); - break; - - case LLPORT_E_FAIL: - break; - - case LLPORT_E_DOWN: - /* This event is received due to Rx objects failing */ - /* No-op */ - break; - - case LLPORT_E_FWRESP_UP_OK: - case LLPORT_E_FWRESP_DOWN: - /** - * These events are received due to flushing of mbox when - * device fails - */ - /* No-op */ - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_llport_sm_down_entry(struct bna_llport *llport) -{ - bnad_cb_port_link_status((llport)->bna->bnad, BNA_LINK_DOWN); -} - -static void -bna_llport_sm_down(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_STOP: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_UP: - bfa_fsm_set_state(llport, bna_llport_sm_up_resp_wait); - bna_fw_llport_up(llport); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_llport_sm_up_resp_wait_entry(struct bna_llport *llport) -{ - BUG_ON(!llport_can_be_up(llport)); - /** - * NOTE: Do not call bna_fw_llport_up() here. That will over step - * mbox due to down_resp_wait -> up_resp_wait transition on event - * LLPORT_E_UP - */ -} - -static void -bna_llport_sm_up_resp_wait(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_STOP: - bfa_fsm_set_state(llport, bna_llport_sm_last_resp_wait); - break; - - case LLPORT_E_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_DOWN: - bfa_fsm_set_state(llport, bna_llport_sm_down_resp_wait); - break; - - case LLPORT_E_FWRESP_UP_OK: - bfa_fsm_set_state(llport, bna_llport_sm_up); - break; - - case LLPORT_E_FWRESP_UP_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_down); - break; - - case LLPORT_E_FWRESP_DOWN: - /* down_resp_wait -> up_resp_wait transition on LLPORT_E_UP */ - bna_fw_llport_up(llport); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_llport_sm_down_resp_wait_entry(struct bna_llport *llport) -{ - /** - * NOTE: Do not call bna_fw_llport_down() here. That will over step - * mbox due to up_resp_wait -> down_resp_wait transition on event - * LLPORT_E_DOWN - */ -} - -static void -bna_llport_sm_down_resp_wait(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_STOP: - bfa_fsm_set_state(llport, bna_llport_sm_last_resp_wait); - break; - - case LLPORT_E_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_UP: - bfa_fsm_set_state(llport, bna_llport_sm_up_resp_wait); - break; - - case LLPORT_E_FWRESP_UP_OK: - /* up_resp_wait->down_resp_wait transition on LLPORT_E_DOWN */ - bna_fw_llport_down(llport); - break; - - case LLPORT_E_FWRESP_UP_FAIL: - case LLPORT_E_FWRESP_DOWN: - bfa_fsm_set_state(llport, bna_llport_sm_down); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_llport_sm_up_entry(struct bna_llport *llport) -{ -} - -static void -bna_llport_sm_up(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_STOP: - bfa_fsm_set_state(llport, bna_llport_sm_last_resp_wait); - bna_fw_llport_down(llport); - break; - - case LLPORT_E_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_DOWN: - bfa_fsm_set_state(llport, bna_llport_sm_down_resp_wait); - bna_fw_llport_down(llport); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_llport_sm_last_resp_wait_entry(struct bna_llport *llport) -{ -} - -static void -bna_llport_sm_last_resp_wait(struct bna_llport *llport, - enum bna_llport_event event) -{ - switch (event) { - case LLPORT_E_FAIL: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - case LLPORT_E_DOWN: - /** - * This event is received due to Rx objects stopping in - * parallel to llport - */ - /* No-op */ - break; - - case LLPORT_E_FWRESP_UP_OK: - /* up_resp_wait->last_resp_wait transition on LLPORT_T_STOP */ - bna_fw_llport_down(llport); - break; - - case LLPORT_E_FWRESP_UP_FAIL: - case LLPORT_E_FWRESP_DOWN: - bfa_fsm_set_state(llport, bna_llport_sm_stopped); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_fw_llport_admin_up(struct bna_llport *llport) -{ - struct bfi_ll_port_admin_req ll_req; - - memset(&ll_req, 0, sizeof(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.h2i.lpu_id = 0; - - ll_req.up = BNA_STATUS_T_ENABLED; - - bna_mbox_qe_fill(&llport->mbox_qe, &ll_req, sizeof(ll_req), - bna_fw_cb_llport_up, llport); - - bna_mbox_send(llport->bna, &llport->mbox_qe); -} - -static void -bna_fw_llport_up(struct bna_llport *llport) -{ - if (llport->type == BNA_PORT_T_REGULAR) - bna_fw_llport_admin_up(llport); -} - -static void -bna_fw_cb_llport_up(void *arg, int status) -{ - struct bna_llport *llport = (struct bna_llport *)arg; - - bfa_q_qe_init(&llport->mbox_qe.qe); - if (status == BFI_LL_CMD_FAIL) { - if (llport->type == BNA_PORT_T_REGULAR) - llport->flags &= ~BNA_LLPORT_F_PORT_ENABLED; - else - llport->flags &= ~BNA_LLPORT_F_ADMIN_UP; - bfa_fsm_send_event(llport, LLPORT_E_FWRESP_UP_FAIL); - } else - bfa_fsm_send_event(llport, LLPORT_E_FWRESP_UP_OK); -} - -static void -bna_fw_llport_admin_down(struct bna_llport *llport) -{ - struct bfi_ll_port_admin_req ll_req; - - memset(&ll_req, 0, sizeof(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.h2i.lpu_id = 0; - - ll_req.up = BNA_STATUS_T_DISABLED; - - bna_mbox_qe_fill(&llport->mbox_qe, &ll_req, sizeof(ll_req), - bna_fw_cb_llport_down, llport); - - bna_mbox_send(llport->bna, &llport->mbox_qe); -} - -static void -bna_fw_llport_down(struct bna_llport *llport) -{ - if (llport->type == BNA_PORT_T_REGULAR) - bna_fw_llport_admin_down(llport); -} - -static void -bna_fw_cb_llport_down(void *arg, int status) -{ - struct bna_llport *llport = (struct bna_llport *)arg; - - bfa_q_qe_init(&llport->mbox_qe.qe); - bfa_fsm_send_event(llport, LLPORT_E_FWRESP_DOWN); -} - -static void -bna_port_cb_llport_stopped(struct bna_port *port, - enum bna_cb_status status) -{ - bfa_wc_down(&port->chld_stop_wc); -} - -static void -bna_llport_init(struct bna_llport *llport, struct bna *bna) -{ - llport->flags |= BNA_LLPORT_F_ADMIN_UP; - llport->flags |= BNA_LLPORT_F_PORT_ENABLED; - llport->type = BNA_PORT_T_REGULAR; - llport->bna = bna; - - llport->link_status = BNA_LINK_DOWN; - - llport->rx_started_count = 0; - - llport->stop_cbfn = NULL; - - bfa_q_qe_init(&llport->mbox_qe.qe); - - bfa_fsm_set_state(llport, bna_llport_sm_stopped); -} - -static void -bna_llport_uninit(struct bna_llport *llport) -{ - llport->flags &= ~BNA_LLPORT_F_ADMIN_UP; - llport->flags &= ~BNA_LLPORT_F_PORT_ENABLED; - - llport->bna = NULL; -} - -static void -bna_llport_start(struct bna_llport *llport) -{ - bfa_fsm_send_event(llport, LLPORT_E_START); -} - -static void -bna_llport_stop(struct bna_llport *llport) -{ - llport->stop_cbfn = bna_port_cb_llport_stopped; - - bfa_fsm_send_event(llport, LLPORT_E_STOP); -} - -static void -bna_llport_fail(struct bna_llport *llport) -{ - /* Reset the physical port status to enabled */ - llport->flags |= BNA_LLPORT_F_PORT_ENABLED; - bfa_fsm_send_event(llport, LLPORT_E_FAIL); -} - -static int -bna_llport_state_get(struct bna_llport *llport) -{ - return bfa_sm_to_state(llport_sm_table, llport->fsm); -} - -void -bna_llport_rx_started(struct bna_llport *llport) -{ - llport->rx_started_count++; - - if (llport->rx_started_count == 1) { - - llport->flags |= BNA_LLPORT_F_RX_STARTED; - - if (llport_can_be_up(llport)) - bfa_fsm_send_event(llport, LLPORT_E_UP); - } -} - -void -bna_llport_rx_stopped(struct bna_llport *llport) -{ - int llport_up = llport_is_up(llport); - - llport->rx_started_count--; - - if (llport->rx_started_count == 0) { - - llport->flags &= ~BNA_LLPORT_F_RX_STARTED; - - if (llport_up) - bfa_fsm_send_event(llport, LLPORT_E_DOWN); - } -} - -/** - * PORT - */ -#define bna_port_chld_start(port)\ -do {\ - enum bna_tx_type tx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_TX_T_REGULAR : BNA_TX_T_LOOPBACK;\ - enum bna_rx_type rx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_RX_T_REGULAR : BNA_RX_T_LOOPBACK;\ - bna_llport_start(&(port)->llport);\ - bna_tx_mod_start(&(port)->bna->tx_mod, tx_type);\ - bna_rx_mod_start(&(port)->bna->rx_mod, rx_type);\ -} while (0) - -#define bna_port_chld_stop(port)\ -do {\ - enum bna_tx_type tx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_TX_T_REGULAR : BNA_TX_T_LOOPBACK;\ - enum bna_rx_type rx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_RX_T_REGULAR : BNA_RX_T_LOOPBACK;\ - bfa_wc_up(&(port)->chld_stop_wc);\ - bfa_wc_up(&(port)->chld_stop_wc);\ - bfa_wc_up(&(port)->chld_stop_wc);\ - bna_llport_stop(&(port)->llport);\ - bna_tx_mod_stop(&(port)->bna->tx_mod, tx_type);\ - bna_rx_mod_stop(&(port)->bna->rx_mod, rx_type);\ -} while (0) - -#define bna_port_chld_fail(port)\ -do {\ - bna_llport_fail(&(port)->llport);\ - bna_tx_mod_fail(&(port)->bna->tx_mod);\ - bna_rx_mod_fail(&(port)->bna->rx_mod);\ -} while (0) - -#define bna_port_rx_start(port)\ -do {\ - enum bna_rx_type rx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_RX_T_REGULAR : BNA_RX_T_LOOPBACK;\ - bna_rx_mod_start(&(port)->bna->rx_mod, rx_type);\ -} while (0) - -#define bna_port_rx_stop(port)\ -do {\ - enum bna_rx_type rx_type = ((port)->type == BNA_PORT_T_REGULAR) ?\ - BNA_RX_T_REGULAR : BNA_RX_T_LOOPBACK;\ - bfa_wc_up(&(port)->chld_stop_wc);\ - bna_rx_mod_stop(&(port)->bna->rx_mod, rx_type);\ -} while (0) - -#define call_port_stop_cbfn(port, status)\ -do {\ - if ((port)->stop_cbfn)\ - (port)->stop_cbfn((port)->stop_cbarg, status);\ - (port)->stop_cbfn = NULL;\ - (port)->stop_cbarg = NULL;\ -} while (0) - -#define call_port_pause_cbfn(port, status)\ -do {\ - if ((port)->pause_cbfn)\ - (port)->pause_cbfn((port)->bna->bnad, status);\ - (port)->pause_cbfn = NULL;\ -} while (0) - -#define call_port_mtu_cbfn(port, status)\ -do {\ - if ((port)->mtu_cbfn)\ - (port)->mtu_cbfn((port)->bna->bnad, status);\ - (port)->mtu_cbfn = NULL;\ -} while (0) - -static void bna_fw_pause_set(struct bna_port *port); -static void bna_fw_cb_pause_set(void *arg, int status); -static void bna_fw_mtu_set(struct bna_port *port); -static void bna_fw_cb_mtu_set(void *arg, int status); - -enum bna_port_event { - PORT_E_START = 1, - PORT_E_STOP = 2, - PORT_E_FAIL = 3, - PORT_E_PAUSE_CFG = 4, - PORT_E_MTU_CFG = 5, - PORT_E_CHLD_STOPPED = 6, - PORT_E_FWRESP_PAUSE = 7, - PORT_E_FWRESP_MTU = 8 -}; - -enum bna_port_state { - BNA_PORT_STOPPED = 1, - BNA_PORT_MTU_INIT_WAIT = 2, - BNA_PORT_PAUSE_INIT_WAIT = 3, - BNA_PORT_LAST_RESP_WAIT = 4, - BNA_PORT_STARTED = 5, - BNA_PORT_PAUSE_CFG_WAIT = 6, - BNA_PORT_RX_STOP_WAIT = 7, - BNA_PORT_MTU_CFG_WAIT = 8, - BNA_PORT_CHLD_STOP_WAIT = 9 -}; - -bfa_fsm_state_decl(bna_port, stopped, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, mtu_init_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, pause_init_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, last_resp_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, started, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, pause_cfg_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, rx_stop_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, mtu_cfg_wait, struct bna_port, - enum bna_port_event); -bfa_fsm_state_decl(bna_port, chld_stop_wait, struct bna_port, - enum bna_port_event); - -static struct bfa_sm_table port_sm_table[] = { - {BFA_SM(bna_port_sm_stopped), BNA_PORT_STOPPED}, - {BFA_SM(bna_port_sm_mtu_init_wait), BNA_PORT_MTU_INIT_WAIT}, - {BFA_SM(bna_port_sm_pause_init_wait), BNA_PORT_PAUSE_INIT_WAIT}, - {BFA_SM(bna_port_sm_last_resp_wait), BNA_PORT_LAST_RESP_WAIT}, - {BFA_SM(bna_port_sm_started), BNA_PORT_STARTED}, - {BFA_SM(bna_port_sm_pause_cfg_wait), BNA_PORT_PAUSE_CFG_WAIT}, - {BFA_SM(bna_port_sm_rx_stop_wait), BNA_PORT_RX_STOP_WAIT}, - {BFA_SM(bna_port_sm_mtu_cfg_wait), BNA_PORT_MTU_CFG_WAIT}, - {BFA_SM(bna_port_sm_chld_stop_wait), BNA_PORT_CHLD_STOP_WAIT} -}; - -static void -bna_port_sm_stopped_entry(struct bna_port *port) -{ - call_port_pause_cbfn(port, BNA_CB_SUCCESS); - call_port_mtu_cbfn(port, BNA_CB_SUCCESS); - call_port_stop_cbfn(port, BNA_CB_SUCCESS); -} - -static void -bna_port_sm_stopped(struct bna_port *port, enum bna_port_event event) -{ - switch (event) { - case PORT_E_START: - bfa_fsm_set_state(port, bna_port_sm_mtu_init_wait); - break; - - case PORT_E_STOP: - call_port_stop_cbfn(port, BNA_CB_SUCCESS); - break; - - case PORT_E_FAIL: - /* No-op */ - break; - - case PORT_E_PAUSE_CFG: - call_port_pause_cbfn(port, BNA_CB_SUCCESS); - break; - - case PORT_E_MTU_CFG: - call_port_mtu_cbfn(port, BNA_CB_SUCCESS); - break; - - case PORT_E_CHLD_STOPPED: - /** - * This event is received due to LLPort, Tx and Rx objects - * failing - */ - /* No-op */ - break; - - case PORT_E_FWRESP_PAUSE: - case PORT_E_FWRESP_MTU: - /** - * These events are received due to flushing of mbox when - * device fails - */ - /* No-op */ - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_mtu_init_wait_entry(struct bna_port *port) -{ - bna_fw_mtu_set(port); -} - -static void -bna_port_sm_mtu_init_wait(struct bna_port *port, enum bna_port_event event) -{ - switch (event) { - case PORT_E_STOP: - bfa_fsm_set_state(port, bna_port_sm_last_resp_wait); - break; - - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - break; - - case PORT_E_PAUSE_CFG: - /* No-op */ - break; - - case PORT_E_MTU_CFG: - port->flags |= BNA_PORT_F_MTU_CHANGED; - break; - - case PORT_E_FWRESP_MTU: - if (port->flags & BNA_PORT_F_MTU_CHANGED) { - port->flags &= ~BNA_PORT_F_MTU_CHANGED; - bna_fw_mtu_set(port); - } else { - bfa_fsm_set_state(port, bna_port_sm_pause_init_wait); - } - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_pause_init_wait_entry(struct bna_port *port) -{ - bna_fw_pause_set(port); -} - -static void -bna_port_sm_pause_init_wait(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_STOP: - bfa_fsm_set_state(port, bna_port_sm_last_resp_wait); - break; - - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - break; - - case PORT_E_PAUSE_CFG: - port->flags |= BNA_PORT_F_PAUSE_CHANGED; - break; - - case PORT_E_MTU_CFG: - port->flags |= BNA_PORT_F_MTU_CHANGED; - break; - - case PORT_E_FWRESP_PAUSE: - if (port->flags & BNA_PORT_F_PAUSE_CHANGED) { - port->flags &= ~BNA_PORT_F_PAUSE_CHANGED; - bna_fw_pause_set(port); - } else if (port->flags & BNA_PORT_F_MTU_CHANGED) { - port->flags &= ~BNA_PORT_F_MTU_CHANGED; - bfa_fsm_set_state(port, bna_port_sm_mtu_init_wait); - } else { - bfa_fsm_set_state(port, bna_port_sm_started); - bna_port_chld_start(port); - } - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_last_resp_wait_entry(struct bna_port *port) -{ -} - -static void -bna_port_sm_last_resp_wait(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_FAIL: - case PORT_E_FWRESP_PAUSE: - case PORT_E_FWRESP_MTU: - bfa_fsm_set_state(port, bna_port_sm_stopped); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_started_entry(struct bna_port *port) -{ - /** - * NOTE: Do not call bna_port_chld_start() here, since it will be - * inadvertently called during pause_cfg_wait->started transition - * as well - */ - call_port_pause_cbfn(port, BNA_CB_SUCCESS); - call_port_mtu_cbfn(port, BNA_CB_SUCCESS); -} - -static void -bna_port_sm_started(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_STOP: - bfa_fsm_set_state(port, bna_port_sm_chld_stop_wait); - break; - - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - bna_port_chld_fail(port); - break; - - case PORT_E_PAUSE_CFG: - bfa_fsm_set_state(port, bna_port_sm_pause_cfg_wait); - break; - - case PORT_E_MTU_CFG: - bfa_fsm_set_state(port, bna_port_sm_rx_stop_wait); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_pause_cfg_wait_entry(struct bna_port *port) -{ - bna_fw_pause_set(port); -} - -static void -bna_port_sm_pause_cfg_wait(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - bna_port_chld_fail(port); - break; - - case PORT_E_FWRESP_PAUSE: - bfa_fsm_set_state(port, bna_port_sm_started); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_rx_stop_wait_entry(struct bna_port *port) -{ - bna_port_rx_stop(port); -} - -static void -bna_port_sm_rx_stop_wait(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - bna_port_chld_fail(port); - break; - - case PORT_E_CHLD_STOPPED: - bfa_fsm_set_state(port, bna_port_sm_mtu_cfg_wait); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_mtu_cfg_wait_entry(struct bna_port *port) -{ - bna_fw_mtu_set(port); -} - -static void -bna_port_sm_mtu_cfg_wait(struct bna_port *port, enum bna_port_event event) -{ - switch (event) { - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - bna_port_chld_fail(port); - break; - - case PORT_E_FWRESP_MTU: - bfa_fsm_set_state(port, bna_port_sm_started); - bna_port_rx_start(port); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_port_sm_chld_stop_wait_entry(struct bna_port *port) -{ - bna_port_chld_stop(port); -} - -static void -bna_port_sm_chld_stop_wait(struct bna_port *port, - enum bna_port_event event) -{ - switch (event) { - case PORT_E_FAIL: - bfa_fsm_set_state(port, bna_port_sm_stopped); - bna_port_chld_fail(port); - break; - - case PORT_E_CHLD_STOPPED: - bfa_fsm_set_state(port, bna_port_sm_stopped); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_fw_pause_set(struct bna_port *port) -{ - struct bfi_ll_set_pause_req ll_req; - - memset(&ll_req, 0, sizeof(ll_req)); - ll_req.mh.msg_class = BFI_MC_LL; - ll_req.mh.msg_id = BFI_LL_H2I_SET_PAUSE_REQ; - ll_req.mh.mtag.h2i.lpu_id = 0; - - ll_req.tx_pause = port->pause_config.tx_pause; - ll_req.rx_pause = port->pause_config.rx_pause; - - bna_mbox_qe_fill(&port->mbox_qe, &ll_req, sizeof(ll_req), - bna_fw_cb_pause_set, port); - - bna_mbox_send(port->bna, &port->mbox_qe); -} - -static void -bna_fw_cb_pause_set(void *arg, int status) -{ - struct bna_port *port = (struct bna_port *)arg; - - bfa_q_qe_init(&port->mbox_qe.qe); - bfa_fsm_send_event(port, PORT_E_FWRESP_PAUSE); -} - -void -bna_fw_mtu_set(struct bna_port *port) -{ - struct bfi_ll_mtu_info_req ll_req; - - bfi_h2i_set(ll_req.mh, BFI_MC_LL, BFI_LL_H2I_MTU_INFO_REQ, 0); - ll_req.mtu = htons((u16)port->mtu); - - bna_mbox_qe_fill(&port->mbox_qe, &ll_req, sizeof(ll_req), - bna_fw_cb_mtu_set, port); - bna_mbox_send(port->bna, &port->mbox_qe); -} - -void -bna_fw_cb_mtu_set(void *arg, int status) -{ - struct bna_port *port = (struct bna_port *)arg; - - bfa_q_qe_init(&port->mbox_qe.qe); - bfa_fsm_send_event(port, PORT_E_FWRESP_MTU); -} - -static void -bna_port_cb_chld_stopped(void *arg) -{ - struct bna_port *port = (struct bna_port *)arg; - - bfa_fsm_send_event(port, PORT_E_CHLD_STOPPED); -} - -static void -bna_port_init(struct bna_port *port, struct bna *bna) -{ - port->bna = bna; - port->flags = 0; - port->mtu = 0; - port->type = BNA_PORT_T_REGULAR; - - port->link_cbfn = bnad_cb_port_link_status; - - port->chld_stop_wc.wc_resume = bna_port_cb_chld_stopped; - port->chld_stop_wc.wc_cbarg = port; - port->chld_stop_wc.wc_count = 0; - - port->stop_cbfn = NULL; - port->stop_cbarg = NULL; - - port->pause_cbfn = NULL; - - port->mtu_cbfn = NULL; - - bfa_q_qe_init(&port->mbox_qe.qe); - - bfa_fsm_set_state(port, bna_port_sm_stopped); - - bna_llport_init(&port->llport, bna); -} - -static void -bna_port_uninit(struct bna_port *port) -{ - bna_llport_uninit(&port->llport); - - port->flags = 0; - - port->bna = NULL; -} - -static int -bna_port_state_get(struct bna_port *port) -{ - return bfa_sm_to_state(port_sm_table, port->fsm); -} - -static void -bna_port_start(struct bna_port *port) -{ - port->flags |= BNA_PORT_F_DEVICE_READY; - if (port->flags & BNA_PORT_F_ENABLED) - bfa_fsm_send_event(port, PORT_E_START); -} - -static void -bna_port_stop(struct bna_port *port) -{ - port->stop_cbfn = bna_device_cb_port_stopped; - port->stop_cbarg = &port->bna->device; - - port->flags &= ~BNA_PORT_F_DEVICE_READY; - bfa_fsm_send_event(port, PORT_E_STOP); -} - -static void -bna_port_fail(struct bna_port *port) -{ - port->flags &= ~BNA_PORT_F_DEVICE_READY; - bfa_fsm_send_event(port, PORT_E_FAIL); -} - -void -bna_port_cb_tx_stopped(struct bna_port *port, enum bna_cb_status status) -{ - bfa_wc_down(&port->chld_stop_wc); -} - -void -bna_port_cb_rx_stopped(struct bna_port *port, enum bna_cb_status status) -{ - bfa_wc_down(&port->chld_stop_wc); -} - -int -bna_port_mtu_get(struct bna_port *port) -{ - return port->mtu; -} - -void -bna_port_enable(struct bna_port *port) -{ - if (port->fsm != (bfa_sm_t)bna_port_sm_stopped) - return; - - port->flags |= BNA_PORT_F_ENABLED; - - if (port->flags & BNA_PORT_F_DEVICE_READY) - bfa_fsm_send_event(port, PORT_E_START); -} - -void -bna_port_disable(struct bna_port *port, enum bna_cleanup_type type, - void (*cbfn)(void *, enum bna_cb_status)) -{ - if (type == BNA_SOFT_CLEANUP) { - (*cbfn)(port->bna->bnad, BNA_CB_SUCCESS); - return; - } - - port->stop_cbfn = cbfn; - port->stop_cbarg = port->bna->bnad; - - port->flags &= ~BNA_PORT_F_ENABLED; - - bfa_fsm_send_event(port, PORT_E_STOP); -} - -void -bna_port_pause_config(struct bna_port *port, - struct bna_pause_config *pause_config, - void (*cbfn)(struct bnad *, enum bna_cb_status)) -{ - port->pause_config = *pause_config; - - port->pause_cbfn = cbfn; - - bfa_fsm_send_event(port, PORT_E_PAUSE_CFG); -} - -void -bna_port_mtu_set(struct bna_port *port, int mtu, - void (*cbfn)(struct bnad *, enum bna_cb_status)) -{ - port->mtu = mtu; - - port->mtu_cbfn = cbfn; - - bfa_fsm_send_event(port, PORT_E_MTU_CFG); -} - -void -bna_port_mac_get(struct bna_port *port, mac_t *mac) -{ - *mac = bfa_nw_ioc_get_mac(&port->bna->device.ioc); -} - -/** - * DEVICE - */ -#define enable_mbox_intr(_device)\ -do {\ - u32 intr_status;\ - bna_intr_status_get((_device)->bna, intr_status);\ - bnad_cb_device_enable_mbox_intr((_device)->bna->bnad);\ - bna_mbox_intr_enable((_device)->bna);\ -} while (0) - -#define disable_mbox_intr(_device)\ -do {\ - bna_mbox_intr_disable((_device)->bna);\ - bnad_cb_device_disable_mbox_intr((_device)->bna->bnad);\ -} while (0) - -static const struct bna_chip_regs_offset reg_offset[] = -{{HOST_PAGE_NUM_FN0, HOSTFN0_INT_STATUS, - HOSTFN0_INT_MASK, HOST_MSIX_ERR_INDEX_FN0}, -{HOST_PAGE_NUM_FN1, HOSTFN1_INT_STATUS, - HOSTFN1_INT_MASK, HOST_MSIX_ERR_INDEX_FN1}, -{HOST_PAGE_NUM_FN2, HOSTFN2_INT_STATUS, - HOSTFN2_INT_MASK, HOST_MSIX_ERR_INDEX_FN2}, -{HOST_PAGE_NUM_FN3, HOSTFN3_INT_STATUS, - HOSTFN3_INT_MASK, HOST_MSIX_ERR_INDEX_FN3}, -}; - -enum bna_device_event { - DEVICE_E_ENABLE = 1, - DEVICE_E_DISABLE = 2, - DEVICE_E_IOC_READY = 3, - DEVICE_E_IOC_FAILED = 4, - DEVICE_E_IOC_DISABLED = 5, - DEVICE_E_IOC_RESET = 6, - DEVICE_E_PORT_STOPPED = 7, -}; - -enum bna_device_state { - BNA_DEVICE_STOPPED = 1, - BNA_DEVICE_IOC_READY_WAIT = 2, - BNA_DEVICE_READY = 3, - BNA_DEVICE_PORT_STOP_WAIT = 4, - BNA_DEVICE_IOC_DISABLE_WAIT = 5, - BNA_DEVICE_FAILED = 6 -}; - -bfa_fsm_state_decl(bna_device, stopped, struct bna_device, - enum bna_device_event); -bfa_fsm_state_decl(bna_device, ioc_ready_wait, struct bna_device, - enum bna_device_event); -bfa_fsm_state_decl(bna_device, ready, struct bna_device, - enum bna_device_event); -bfa_fsm_state_decl(bna_device, port_stop_wait, struct bna_device, - enum bna_device_event); -bfa_fsm_state_decl(bna_device, ioc_disable_wait, struct bna_device, - enum bna_device_event); -bfa_fsm_state_decl(bna_device, failed, struct bna_device, - enum bna_device_event); - -static struct bfa_sm_table device_sm_table[] = { - {BFA_SM(bna_device_sm_stopped), BNA_DEVICE_STOPPED}, - {BFA_SM(bna_device_sm_ioc_ready_wait), BNA_DEVICE_IOC_READY_WAIT}, - {BFA_SM(bna_device_sm_ready), BNA_DEVICE_READY}, - {BFA_SM(bna_device_sm_port_stop_wait), BNA_DEVICE_PORT_STOP_WAIT}, - {BFA_SM(bna_device_sm_ioc_disable_wait), BNA_DEVICE_IOC_DISABLE_WAIT}, - {BFA_SM(bna_device_sm_failed), BNA_DEVICE_FAILED}, -}; - -static void -bna_device_sm_stopped_entry(struct bna_device *device) -{ - if (device->stop_cbfn) - device->stop_cbfn(device->stop_cbarg, BNA_CB_SUCCESS); - - device->stop_cbfn = NULL; - device->stop_cbarg = NULL; -} - -static void -bna_device_sm_stopped(struct bna_device *device, - enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_ENABLE: - if (device->intr_type == BNA_INTR_T_MSIX) - bna_mbox_msix_idx_set(device); - bfa_nw_ioc_enable(&device->ioc); - bfa_fsm_set_state(device, bna_device_sm_ioc_ready_wait); - break; - - case DEVICE_E_DISABLE: - bfa_fsm_set_state(device, bna_device_sm_stopped); - break; - - case DEVICE_E_IOC_RESET: - enable_mbox_intr(device); - break; - - case DEVICE_E_IOC_FAILED: - bfa_fsm_set_state(device, bna_device_sm_failed); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_device_sm_ioc_ready_wait_entry(struct bna_device *device) -{ - /** - * Do not call bfa_ioc_enable() here. It must be called in the - * previous state due to failed -> ioc_ready_wait transition. - */ -} - -static void -bna_device_sm_ioc_ready_wait(struct bna_device *device, - enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_DISABLE: - if (device->ready_cbfn) - device->ready_cbfn(device->ready_cbarg, - BNA_CB_INTERRUPT); - device->ready_cbfn = NULL; - device->ready_cbarg = NULL; - bfa_fsm_set_state(device, bna_device_sm_ioc_disable_wait); - break; - - case DEVICE_E_IOC_READY: - bfa_fsm_set_state(device, bna_device_sm_ready); - break; - - case DEVICE_E_IOC_FAILED: - bfa_fsm_set_state(device, bna_device_sm_failed); - break; - - case DEVICE_E_IOC_RESET: - enable_mbox_intr(device); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_device_sm_ready_entry(struct bna_device *device) -{ - bna_mbox_mod_start(&device->bna->mbox_mod); - bna_port_start(&device->bna->port); - - if (device->ready_cbfn) - device->ready_cbfn(device->ready_cbarg, - BNA_CB_SUCCESS); - device->ready_cbfn = NULL; - device->ready_cbarg = NULL; -} - -static void -bna_device_sm_ready(struct bna_device *device, enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_DISABLE: - bfa_fsm_set_state(device, bna_device_sm_port_stop_wait); - break; - - case DEVICE_E_IOC_FAILED: - bfa_fsm_set_state(device, bna_device_sm_failed); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_device_sm_port_stop_wait_entry(struct bna_device *device) -{ - bna_port_stop(&device->bna->port); -} - -static void -bna_device_sm_port_stop_wait(struct bna_device *device, - enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_PORT_STOPPED: - bna_mbox_mod_stop(&device->bna->mbox_mod); - bfa_fsm_set_state(device, bna_device_sm_ioc_disable_wait); - break; - - case DEVICE_E_IOC_FAILED: - disable_mbox_intr(device); - bna_port_fail(&device->bna->port); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_device_sm_ioc_disable_wait_entry(struct bna_device *device) -{ - bfa_nw_ioc_disable(&device->ioc); -} - -static void -bna_device_sm_ioc_disable_wait(struct bna_device *device, - enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_IOC_DISABLED: - disable_mbox_intr(device); - bfa_fsm_set_state(device, bna_device_sm_stopped); - break; - - default: - bfa_sm_fault(event); - } -} - -static void -bna_device_sm_failed_entry(struct bna_device *device) -{ - disable_mbox_intr(device); - bna_port_fail(&device->bna->port); - bna_mbox_mod_stop(&device->bna->mbox_mod); - - if (device->ready_cbfn) - device->ready_cbfn(device->ready_cbarg, - BNA_CB_FAIL); - device->ready_cbfn = NULL; - device->ready_cbarg = NULL; -} - -static void -bna_device_sm_failed(struct bna_device *device, - enum bna_device_event event) -{ - switch (event) { - case DEVICE_E_DISABLE: - bfa_fsm_set_state(device, bna_device_sm_ioc_disable_wait); - break; - - case DEVICE_E_IOC_RESET: - enable_mbox_intr(device); - bfa_fsm_set_state(device, bna_device_sm_ioc_ready_wait); - break; - - default: - bfa_sm_fault(event); - } -} - -/* IOC callback functions */ - -static void -bna_device_cb_iocll_ready(void *dev, enum bfa_status error) -{ - struct bna_device *device = (struct bna_device *)dev; - - if (error) - bfa_fsm_send_event(device, DEVICE_E_IOC_FAILED); - else - bfa_fsm_send_event(device, DEVICE_E_IOC_READY); -} - -static void -bna_device_cb_iocll_disabled(void *dev) -{ - struct bna_device *device = (struct bna_device *)dev; - - bfa_fsm_send_event(device, DEVICE_E_IOC_DISABLED); -} - -static void -bna_device_cb_iocll_failed(void *dev) -{ - struct bna_device *device = (struct bna_device *)dev; - - bfa_fsm_send_event(device, DEVICE_E_IOC_FAILED); -} - -static void -bna_device_cb_iocll_reset(void *dev) -{ - struct bna_device *device = (struct bna_device *)dev; - - bfa_fsm_send_event(device, DEVICE_E_IOC_RESET); -} - -static struct bfa_ioc_cbfn bfa_iocll_cbfn = { - bna_device_cb_iocll_ready, - bna_device_cb_iocll_disabled, - bna_device_cb_iocll_failed, - bna_device_cb_iocll_reset -}; - -/* device */ -static void -bna_adv_device_init(struct bna_device *device, struct bna *bna, - struct bna_res_info *res_info) -{ - u8 *kva; - u64 dma; - - device->bna = bna; - - kva = res_info[BNA_RES_MEM_T_FWTRC].res_u.mem_info.mdl[0].kva; - - /** - * Attach common modules (Diag, SFP, CEE, Port) and claim respective - * DMA memory. - */ - BNA_GET_DMA_ADDR( - &res_info[BNA_RES_MEM_T_COM].res_u.mem_info.mdl[0].dma, dma); - kva = res_info[BNA_RES_MEM_T_COM].res_u.mem_info.mdl[0].kva; - - bfa_nw_cee_attach(&bna->cee, &device->ioc, bna); - bfa_nw_cee_mem_claim(&bna->cee, kva, dma); - kva += bfa_nw_cee_meminfo(); - dma += bfa_nw_cee_meminfo(); - -} - -static void -bna_device_init(struct bna_device *device, struct bna *bna, - struct bna_res_info *res_info) -{ - u64 dma; - - device->bna = bna; - - /** - * Attach IOC and claim: - * 1. DMA memory for IOC attributes - * 2. Kernel memory for FW trace - */ - bfa_nw_ioc_attach(&device->ioc, device, &bfa_iocll_cbfn); - bfa_nw_ioc_pci_init(&device->ioc, &bna->pcidev, BFI_MC_LL); - - BNA_GET_DMA_ADDR( - &res_info[BNA_RES_MEM_T_ATTR].res_u.mem_info.mdl[0].dma, dma); - bfa_nw_ioc_mem_claim(&device->ioc, - res_info[BNA_RES_MEM_T_ATTR].res_u.mem_info.mdl[0].kva, - dma); - - bna_adv_device_init(device, bna, res_info); - /* - * Initialize mbox_mod only after IOC, so that mbox handler - * registration goes through - */ - device->intr_type = - res_info[BNA_RES_INTR_T_MBOX].res_u.intr_info.intr_type; - device->vector = - res_info[BNA_RES_INTR_T_MBOX].res_u.intr_info.idl[0].vector; - bna_mbox_mod_init(&bna->mbox_mod, bna); - - device->ready_cbfn = device->stop_cbfn = NULL; - device->ready_cbarg = device->stop_cbarg = NULL; - - bfa_fsm_set_state(device, bna_device_sm_stopped); -} - -static void -bna_device_uninit(struct bna_device *device) -{ - bna_mbox_mod_uninit(&device->bna->mbox_mod); - - bfa_nw_ioc_detach(&device->ioc); - - device->bna = NULL; -} - -static void -bna_device_cb_port_stopped(void *arg, enum bna_cb_status status) -{ - struct bna_device *device = (struct bna_device *)arg; - - bfa_fsm_send_event(device, DEVICE_E_PORT_STOPPED); -} - -static int -bna_device_status_get(struct bna_device *device) -{ - return device->fsm == (bfa_fsm_t)bna_device_sm_ready; -} - -void -bna_device_enable(struct bna_device *device) -{ - if (device->fsm != (bfa_fsm_t)bna_device_sm_stopped) { - bnad_cb_device_enabled(device->bna->bnad, BNA_CB_BUSY); - return; - } - - device->ready_cbfn = bnad_cb_device_enabled; - device->ready_cbarg = device->bna->bnad; - - bfa_fsm_send_event(device, DEVICE_E_ENABLE); -} - -void -bna_device_disable(struct bna_device *device, enum bna_cleanup_type type) -{ - if (type == BNA_SOFT_CLEANUP) { - bnad_cb_device_disabled(device->bna->bnad, BNA_CB_SUCCESS); - return; - } - - device->stop_cbfn = bnad_cb_device_disabled; - device->stop_cbarg = device->bna->bnad; - - bfa_fsm_send_event(device, DEVICE_E_DISABLE); -} - -static int -bna_device_state_get(struct bna_device *device) -{ - return bfa_sm_to_state(device_sm_table, device->fsm); -} - -const u32 bna_napi_dim_vector[BNA_LOAD_T_MAX][BNA_BIAS_T_MAX] = { - {12, 12}, - {6, 10}, - {5, 10}, - {4, 8}, - {3, 6}, - {3, 6}, - {2, 4}, - {1, 2}, -}; - -/* utils */ - -static void -bna_adv_res_req(struct bna_res_info *res_info) -{ - /* DMA memory for COMMON_MODULE */ - res_info[BNA_RES_MEM_T_COM].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_COM].res_u.mem_info.mem_type = BNA_MEM_T_DMA; - res_info[BNA_RES_MEM_T_COM].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_COM].res_u.mem_info.len = ALIGN( - bfa_nw_cee_meminfo(), PAGE_SIZE); - - /* Virtual memory for retreiving fw_trc */ - res_info[BNA_RES_MEM_T_FWTRC].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_FWTRC].res_u.mem_info.mem_type = BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_FWTRC].res_u.mem_info.num = 0; - res_info[BNA_RES_MEM_T_FWTRC].res_u.mem_info.len = 0; - - /* DMA memory for retreiving stats */ - res_info[BNA_RES_MEM_T_STATS].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.mem_type = BNA_MEM_T_DMA; - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.len = - ALIGN(BFI_HW_STATS_SIZE, PAGE_SIZE); - - /* Virtual memory for soft stats */ - res_info[BNA_RES_MEM_T_SWSTATS].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_SWSTATS].res_u.mem_info.mem_type = BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_SWSTATS].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_SWSTATS].res_u.mem_info.len = - sizeof(struct bna_sw_stats); -} - -static void -bna_sw_stats_get(struct bna *bna, struct bna_sw_stats *sw_stats) -{ - struct bna_tx *tx; - struct bna_txq *txq; - struct bna_rx *rx; - struct bna_rxp *rxp; - struct list_head *qe; - struct list_head *txq_qe; - struct list_head *rxp_qe; - struct list_head *mac_qe; - int i; - - sw_stats->device_state = bna_device_state_get(&bna->device); - sw_stats->port_state = bna_port_state_get(&bna->port); - sw_stats->port_flags = bna->port.flags; - sw_stats->llport_state = bna_llport_state_get(&bna->port.llport); - sw_stats->priority = bna->port.priority; - - i = 0; - list_for_each(qe, &bna->tx_mod.tx_active_q) { - tx = (struct bna_tx *)qe; - sw_stats->tx_stats[i].tx_state = bna_tx_state_get(tx); - sw_stats->tx_stats[i].tx_flags = tx->flags; - - sw_stats->tx_stats[i].num_txqs = 0; - sw_stats->tx_stats[i].txq_bmap[0] = 0; - sw_stats->tx_stats[i].txq_bmap[1] = 0; - list_for_each(txq_qe, &tx->txq_q) { - txq = (struct bna_txq *)txq_qe; - if (txq->txq_id < 32) - sw_stats->tx_stats[i].txq_bmap[0] |= - ((u32)1 << txq->txq_id); - else - sw_stats->tx_stats[i].txq_bmap[1] |= - ((u32) - 1 << (txq->txq_id - 32)); - sw_stats->tx_stats[i].num_txqs++; - } - - sw_stats->tx_stats[i].txf_id = tx->txf.txf_id; - - i++; - } - sw_stats->num_active_tx = i; - - i = 0; - list_for_each(qe, &bna->rx_mod.rx_active_q) { - rx = (struct bna_rx *)qe; - sw_stats->rx_stats[i].rx_state = bna_rx_state_get(rx); - sw_stats->rx_stats[i].rx_flags = rx->rx_flags; - - sw_stats->rx_stats[i].num_rxps = 0; - sw_stats->rx_stats[i].num_rxqs = 0; - sw_stats->rx_stats[i].rxq_bmap[0] = 0; - sw_stats->rx_stats[i].rxq_bmap[1] = 0; - sw_stats->rx_stats[i].cq_bmap[0] = 0; - sw_stats->rx_stats[i].cq_bmap[1] = 0; - list_for_each(rxp_qe, &rx->rxp_q) { - rxp = (struct bna_rxp *)rxp_qe; - - sw_stats->rx_stats[i].num_rxqs += 1; - - if (rxp->type == BNA_RXP_SINGLE) { - if (rxp->rxq.single.only->rxq_id < 32) { - sw_stats->rx_stats[i].rxq_bmap[0] |= - ((u32)1 << - rxp->rxq.single.only->rxq_id); - } else { - sw_stats->rx_stats[i].rxq_bmap[1] |= - ((u32)1 << - (rxp->rxq.single.only->rxq_id - 32)); - } - } else { - if (rxp->rxq.slr.large->rxq_id < 32) { - sw_stats->rx_stats[i].rxq_bmap[0] |= - ((u32)1 << - rxp->rxq.slr.large->rxq_id); - } else { - sw_stats->rx_stats[i].rxq_bmap[1] |= - ((u32)1 << - (rxp->rxq.slr.large->rxq_id - 32)); - } - - if (rxp->rxq.slr.small->rxq_id < 32) { - sw_stats->rx_stats[i].rxq_bmap[0] |= - ((u32)1 << - rxp->rxq.slr.small->rxq_id); - } else { - sw_stats->rx_stats[i].rxq_bmap[1] |= - ((u32)1 << - (rxp->rxq.slr.small->rxq_id - 32)); - } - sw_stats->rx_stats[i].num_rxqs += 1; - } - - if (rxp->cq.cq_id < 32) - sw_stats->rx_stats[i].cq_bmap[0] |= - (1 << rxp->cq.cq_id); - else - sw_stats->rx_stats[i].cq_bmap[1] |= - (1 << (rxp->cq.cq_id - 32)); - - sw_stats->rx_stats[i].num_rxps++; - } - - sw_stats->rx_stats[i].rxf_id = rx->rxf.rxf_id; - sw_stats->rx_stats[i].rxf_state = bna_rxf_state_get(&rx->rxf); - sw_stats->rx_stats[i].rxf_oper_state = rx->rxf.rxf_oper_state; - - sw_stats->rx_stats[i].num_active_ucast = 0; - if (rx->rxf.ucast_active_mac) - sw_stats->rx_stats[i].num_active_ucast++; - list_for_each(mac_qe, &rx->rxf.ucast_active_q) - sw_stats->rx_stats[i].num_active_ucast++; - - sw_stats->rx_stats[i].num_active_mcast = 0; - list_for_each(mac_qe, &rx->rxf.mcast_active_q) - sw_stats->rx_stats[i].num_active_mcast++; - - sw_stats->rx_stats[i].rxmode_active = rx->rxf.rxmode_active; - sw_stats->rx_stats[i].vlan_filter_status = - rx->rxf.vlan_filter_status; - memcpy(sw_stats->rx_stats[i].vlan_filter_table, - rx->rxf.vlan_filter_table, - sizeof(u32) * ((BFI_MAX_VLAN + 1) / 32)); - - sw_stats->rx_stats[i].rss_status = rx->rxf.rss_status; - sw_stats->rx_stats[i].hds_status = rx->rxf.hds_status; - - i++; - } - sw_stats->num_active_rx = i; -} - -static void -bna_fw_cb_stats_get(void *arg, int status) -{ - struct bna *bna = (struct bna *)arg; - u64 *p_stats; - int i, count; - int rxf_count, txf_count; - u64 rxf_bmap, txf_bmap; - - bfa_q_qe_init(&bna->mbox_qe.qe); - - if (status == 0) { - p_stats = (u64 *)bna->stats.hw_stats; - count = sizeof(struct bfi_ll_stats) / sizeof(u64); - for (i = 0; i < count; i++) - p_stats[i] = cpu_to_be64(p_stats[i]); - - rxf_count = 0; - rxf_bmap = (u64)bna->stats.rxf_bmap[0] | - ((u64)bna->stats.rxf_bmap[1] << 32); - for (i = 0; i < BFI_LL_RXF_ID_MAX; i++) - if (rxf_bmap & ((u64)1 << i)) - rxf_count++; - - txf_count = 0; - txf_bmap = (u64)bna->stats.txf_bmap[0] | - ((u64)bna->stats.txf_bmap[1] << 32); - for (i = 0; i < BFI_LL_TXF_ID_MAX; i++) - if (txf_bmap & ((u64)1 << i)) - txf_count++; - - p_stats = (u64 *)&bna->stats.hw_stats->rxf_stats[0] + - ((rxf_count * sizeof(struct bfi_ll_stats_rxf) + - txf_count * sizeof(struct bfi_ll_stats_txf))/ - sizeof(u64)); - - /* Populate the TXF stats from the firmware DMAed copy */ - for (i = (BFI_LL_TXF_ID_MAX - 1); i >= 0; i--) - if (txf_bmap & ((u64)1 << i)) { - p_stats -= sizeof(struct bfi_ll_stats_txf)/ - sizeof(u64); - memcpy(&bna->stats.hw_stats->txf_stats[i], - p_stats, - sizeof(struct bfi_ll_stats_txf)); - } - - /* Populate the RXF stats from the firmware DMAed copy */ - for (i = (BFI_LL_RXF_ID_MAX - 1); i >= 0; i--) - if (rxf_bmap & ((u64)1 << i)) { - p_stats -= sizeof(struct bfi_ll_stats_rxf)/ - sizeof(u64); - memcpy(&bna->stats.hw_stats->rxf_stats[i], - p_stats, - sizeof(struct bfi_ll_stats_rxf)); - } - - bna_sw_stats_get(bna, bna->stats.sw_stats); - bnad_cb_stats_get(bna->bnad, BNA_CB_SUCCESS, &bna->stats); - } else - bnad_cb_stats_get(bna->bnad, BNA_CB_FAIL, &bna->stats); -} - -static void -bna_fw_stats_get(struct bna *bna) -{ - struct bfi_ll_stats_req ll_req; - - bfi_h2i_set(ll_req.mh, BFI_MC_LL, BFI_LL_H2I_STATS_GET_REQ, 0); - ll_req.stats_mask = htons(BFI_LL_STATS_ALL); - - ll_req.rxf_id_mask[0] = htonl(bna->rx_mod.rxf_bmap[0]); - ll_req.rxf_id_mask[1] = htonl(bna->rx_mod.rxf_bmap[1]); - ll_req.txf_id_mask[0] = htonl(bna->tx_mod.txf_bmap[0]); - ll_req.txf_id_mask[1] = htonl(bna->tx_mod.txf_bmap[1]); - - ll_req.host_buffer.a32.addr_hi = bna->hw_stats_dma.msb; - ll_req.host_buffer.a32.addr_lo = bna->hw_stats_dma.lsb; - - bna_mbox_qe_fill(&bna->mbox_qe, &ll_req, sizeof(ll_req), - bna_fw_cb_stats_get, bna); - bna_mbox_send(bna, &bna->mbox_qe); - - bna->stats.rxf_bmap[0] = bna->rx_mod.rxf_bmap[0]; - bna->stats.rxf_bmap[1] = bna->rx_mod.rxf_bmap[1]; - bna->stats.txf_bmap[0] = bna->tx_mod.txf_bmap[0]; - bna->stats.txf_bmap[1] = bna->tx_mod.txf_bmap[1]; -} - -void -bna_stats_get(struct bna *bna) -{ - if (bna_device_status_get(&bna->device)) - bna_fw_stats_get(bna); - else - bnad_cb_stats_get(bna->bnad, BNA_CB_FAIL, &bna->stats); -} - -/* IB */ -static void -bna_ib_coalescing_timeo_set(struct bna_ib *ib, u8 coalescing_timeo) -{ - ib->ib_config.coalescing_timeo = coalescing_timeo; - - if (ib->start_count) - ib->door_bell.doorbell_ack = BNA_DOORBELL_IB_INT_ACK( - (u32)ib->ib_config.coalescing_timeo, 0); -} - -/* RxF */ -void -bna_rxf_adv_init(struct bna_rxf *rxf, - struct bna_rx *rx, - struct bna_rx_config *q_config) -{ - switch (q_config->rxp_type) { - case BNA_RXP_SINGLE: - /* No-op */ - break; - case BNA_RXP_SLR: - rxf->ctrl_flags |= BNA_RXF_CF_SM_LG_RXQ; - break; - case BNA_RXP_HDS: - rxf->hds_cfg.hdr_type = q_config->hds_config.hdr_type; - rxf->hds_cfg.header_size = - q_config->hds_config.header_size; - rxf->forced_offset = 0; - break; - default: - break; - } - - if (q_config->rss_status == BNA_STATUS_T_ENABLED) { - rxf->ctrl_flags |= BNA_RXF_CF_RSS_ENABLE; - rxf->rss_cfg.hash_type = q_config->rss_config.hash_type; - rxf->rss_cfg.hash_mask = q_config->rss_config.hash_mask; - memcpy(&rxf->rss_cfg.toeplitz_hash_key[0], - &q_config->rss_config.toeplitz_hash_key[0], - sizeof(rxf->rss_cfg.toeplitz_hash_key)); - } -} - -static void -rxf_fltr_mbox_cmd(struct bna_rxf *rxf, u8 cmd, enum bna_status status) -{ - struct bfi_ll_rxf_req req; - - bfi_h2i_set(req.mh, BFI_MC_LL, cmd, 0); - - req.rxf_id = rxf->rxf_id; - req.enable = status; - - bna_mbox_qe_fill(&rxf->mbox_qe, &req, sizeof(req), - rxf_cb_cam_fltr_mbox_cmd, rxf); - - bna_mbox_send(rxf->rx->bna, &rxf->mbox_qe); -} - -int -rxf_process_packet_filter_ucast(struct bna_rxf *rxf) -{ - struct bna_mac *mac = NULL; - struct list_head *qe; - - /* Add additional MAC entries */ - if (!list_empty(&rxf->ucast_pending_add_q)) { - bfa_q_deq(&rxf->ucast_pending_add_q, &qe); - bfa_q_qe_init(qe); - mac = (struct bna_mac *)qe; - rxf_cam_mbox_cmd(rxf, BFI_LL_H2I_MAC_UCAST_ADD_REQ, mac); - list_add_tail(&mac->qe, &rxf->ucast_active_q); - return 1; - } - - /* Delete MAC addresses previousely added */ - if (!list_empty(&rxf->ucast_pending_del_q)) { - bfa_q_deq(&rxf->ucast_pending_del_q, &qe); - bfa_q_qe_init(qe); - mac = (struct bna_mac *)qe; - rxf_cam_mbox_cmd(rxf, BFI_LL_H2I_MAC_UCAST_DEL_REQ, mac); - bna_ucam_mod_mac_put(&rxf->rx->bna->ucam_mod, mac); - return 1; - } - - return 0; -} - -int -rxf_process_packet_filter_promisc(struct bna_rxf *rxf) -{ - struct bna *bna = rxf->rx->bna; - - /* Enable/disable promiscuous mode */ - if (is_promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move promisc configuration from pending -> active */ - promisc_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active |= BNA_RXMODE_PROMISC; - - /* Disable VLAN filter to allow all VLANs */ - __rxf_vlan_filter_set(rxf, BNA_STATUS_T_DISABLED); - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_PROMISCUOUS_SET_REQ, - BNA_STATUS_T_ENABLED); - return 1; - } else if (is_promisc_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move promisc configuration from pending -> active */ - promisc_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_PROMISC; - bna->rxf_promisc_id = BFI_MAX_RXF; - - /* Revert VLAN filter */ - __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status); - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_PROMISCUOUS_SET_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - return 0; -} - -int -rxf_process_packet_filter_allmulti(struct bna_rxf *rxf) -{ - /* Enable/disable allmulti mode */ - if (is_allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move allmulti configuration from pending -> active */ - allmulti_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active |= BNA_RXMODE_ALLMULTI; - - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_MAC_MCAST_FILTER_REQ, - BNA_STATUS_T_ENABLED); - return 1; - } else if (is_allmulti_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move allmulti configuration from pending -> active */ - allmulti_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_ALLMULTI; - - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_MAC_MCAST_FILTER_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - return 0; -} - -int -rxf_clear_packet_filter_ucast(struct bna_rxf *rxf) -{ - struct bna_mac *mac = NULL; - struct list_head *qe; - - /* 1. delete pending ucast entries */ - if (!list_empty(&rxf->ucast_pending_del_q)) { - bfa_q_deq(&rxf->ucast_pending_del_q, &qe); - bfa_q_qe_init(qe); - mac = (struct bna_mac *)qe; - rxf_cam_mbox_cmd(rxf, BFI_LL_H2I_MAC_UCAST_DEL_REQ, mac); - bna_ucam_mod_mac_put(&rxf->rx->bna->ucam_mod, mac); - return 1; - } - - /* 2. clear active ucast entries; move them to pending_add_q */ - if (!list_empty(&rxf->ucast_active_q)) { - bfa_q_deq(&rxf->ucast_active_q, &qe); - bfa_q_qe_init(qe); - mac = (struct bna_mac *)qe; - rxf_cam_mbox_cmd(rxf, BFI_LL_H2I_MAC_UCAST_DEL_REQ, mac); - list_add_tail(&mac->qe, &rxf->ucast_pending_add_q); - return 1; - } - - return 0; -} - -int -rxf_clear_packet_filter_promisc(struct bna_rxf *rxf) -{ - struct bna *bna = rxf->rx->bna; - - /* 6. Execute pending promisc mode disable command */ - if (is_promisc_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move promisc configuration from pending -> active */ - promisc_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_PROMISC; - bna->rxf_promisc_id = BFI_MAX_RXF; - - /* Revert VLAN filter */ - __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status); - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_PROMISCUOUS_SET_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - /* 7. Clear active promisc mode; move it to pending enable */ - if (rxf->rxmode_active & BNA_RXMODE_PROMISC) { - /* move promisc configuration from active -> pending */ - promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_PROMISC; - - /* Revert VLAN filter */ - __rxf_vlan_filter_set(rxf, rxf->vlan_filter_status); - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_RXF_PROMISCUOUS_SET_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - return 0; -} - -int -rxf_clear_packet_filter_allmulti(struct bna_rxf *rxf) -{ - /* 10. Execute pending allmulti mode disable command */ - if (is_allmulti_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* move allmulti configuration from pending -> active */ - allmulti_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_ALLMULTI; - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_MAC_MCAST_FILTER_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - /* 11. Clear active allmulti mode; move it to pending enable */ - if (rxf->rxmode_active & BNA_RXMODE_ALLMULTI) { - /* move allmulti configuration from active -> pending */ - allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_ALLMULTI; - rxf_fltr_mbox_cmd(rxf, BFI_LL_H2I_MAC_MCAST_FILTER_REQ, - BNA_STATUS_T_DISABLED); - return 1; - } - - return 0; -} - -void -rxf_reset_packet_filter_ucast(struct bna_rxf *rxf) -{ - struct list_head *qe; - struct bna_mac *mac; - - /* 1. Move active ucast entries to pending_add_q */ - while (!list_empty(&rxf->ucast_active_q)) { - bfa_q_deq(&rxf->ucast_active_q, &qe); - bfa_q_qe_init(qe); - list_add_tail(qe, &rxf->ucast_pending_add_q); - } - - /* 2. Throw away delete pending ucast entries */ - while (!list_empty(&rxf->ucast_pending_del_q)) { - bfa_q_deq(&rxf->ucast_pending_del_q, &qe); - bfa_q_qe_init(qe); - mac = (struct bna_mac *)qe; - bna_ucam_mod_mac_put(&rxf->rx->bna->ucam_mod, mac); - } -} - -void -rxf_reset_packet_filter_promisc(struct bna_rxf *rxf) -{ - struct bna *bna = rxf->rx->bna; - - /* 6. Clear pending promisc mode disable */ - if (is_promisc_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - promisc_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_PROMISC; - bna->rxf_promisc_id = BFI_MAX_RXF; - } - - /* 7. Move promisc mode config from active -> pending */ - if (rxf->rxmode_active & BNA_RXMODE_PROMISC) { - promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_PROMISC; - } - -} - -void -rxf_reset_packet_filter_allmulti(struct bna_rxf *rxf) -{ - /* 10. Clear pending allmulti mode disable */ - if (is_allmulti_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - allmulti_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_ALLMULTI; - } - - /* 11. Move allmulti mode config from active -> pending */ - if (rxf->rxmode_active & BNA_RXMODE_ALLMULTI) { - allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - rxf->rxmode_active &= ~BNA_RXMODE_ALLMULTI; - } -} - -/** - * Should only be called by bna_rxf_mode_set. - * Helps deciding if h/w configuration is needed or not. - * Returns: - * 0 = no h/w change - * 1 = need h/w change - */ -static int -rxf_promisc_enable(struct bna_rxf *rxf) -{ - struct bna *bna = rxf->rx->bna; - int ret = 0; - - /* There can not be any pending disable command */ - - /* Do nothing if pending enable or already enabled */ - if (is_promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask) || - (rxf->rxmode_active & BNA_RXMODE_PROMISC)) { - /* Schedule enable */ - } else { - /* Promisc mode should not be active in the system */ - promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - bna->rxf_promisc_id = rxf->rxf_id; - ret = 1; - } - - return ret; -} - -/** - * Should only be called by bna_rxf_mode_set. - * Helps deciding if h/w configuration is needed or not. - * Returns: - * 0 = no h/w change - * 1 = need h/w change - */ -static int -rxf_promisc_disable(struct bna_rxf *rxf) -{ - struct bna *bna = rxf->rx->bna; - int ret = 0; - - /* There can not be any pending disable */ - - /* Turn off pending enable command , if any */ - if (is_promisc_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* Promisc mode should not be active */ - /* system promisc state should be pending */ - promisc_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - /* Remove the promisc state from the system */ - bna->rxf_promisc_id = BFI_MAX_RXF; - - /* Schedule disable */ - } else if (rxf->rxmode_active & BNA_RXMODE_PROMISC) { - /* Promisc mode should be active in the system */ - promisc_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - ret = 1; - - /* Do nothing if already disabled */ - } else { - } - - return ret; -} - -/** - * Should only be called by bna_rxf_mode_set. - * Helps deciding if h/w configuration is needed or not. - * Returns: - * 0 = no h/w change - * 1 = need h/w change - */ -static int -rxf_allmulti_enable(struct bna_rxf *rxf) -{ - int ret = 0; - - /* There can not be any pending disable command */ - - /* Do nothing if pending enable or already enabled */ - if (is_allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask) || - (rxf->rxmode_active & BNA_RXMODE_ALLMULTI)) { - /* Schedule enable */ - } else { - allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - ret = 1; - } - - return ret; -} - -/** - * Should only be called by bna_rxf_mode_set. - * Helps deciding if h/w configuration is needed or not. - * Returns: - * 0 = no h/w change - * 1 = need h/w change - */ -static int -rxf_allmulti_disable(struct bna_rxf *rxf) -{ - int ret = 0; - - /* There can not be any pending disable */ - - /* Turn off pending enable command , if any */ - if (is_allmulti_enable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask)) { - /* Allmulti mode should not be active */ - allmulti_inactive(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - - /* Schedule disable */ - } else if (rxf->rxmode_active & BNA_RXMODE_ALLMULTI) { - allmulti_disable(rxf->rxmode_pending, - rxf->rxmode_pending_bitmask); - ret = 1; - } - - return ret; -} - -/* RxF <- bnad */ -enum bna_cb_status -bna_rx_mode_set(struct bna_rx *rx, enum bna_rxmode new_mode, - enum bna_rxmode bitmask, - void (*cbfn)(struct bnad *, struct bna_rx *, - enum bna_cb_status)) -{ - struct bna_rxf *rxf = &rx->rxf; - int need_hw_config = 0; - - /* Process the commands */ - - if (is_promisc_enable(new_mode, bitmask)) { - /* If promisc mode is already enabled elsewhere in the system */ - if ((rx->bna->rxf_promisc_id != BFI_MAX_RXF) && - (rx->bna->rxf_promisc_id != rxf->rxf_id)) - goto err_return; - if (rxf_promisc_enable(rxf)) - need_hw_config = 1; - } else if (is_promisc_disable(new_mode, bitmask)) { - if (rxf_promisc_disable(rxf)) - need_hw_config = 1; - } - - if (is_allmulti_enable(new_mode, bitmask)) { - if (rxf_allmulti_enable(rxf)) - need_hw_config = 1; - } else if (is_allmulti_disable(new_mode, bitmask)) { - if (rxf_allmulti_disable(rxf)) - need_hw_config = 1; - } - - /* Trigger h/w if needed */ - - if (need_hw_config) { - rxf->cam_fltr_cbfn = cbfn; - rxf->cam_fltr_cbarg = rx->bna->bnad; - bfa_fsm_send_event(rxf, RXF_E_CAM_FLTR_MOD); - } else if (cbfn) - (*cbfn)(rx->bna->bnad, rx, BNA_CB_SUCCESS); - - return BNA_CB_SUCCESS; - -err_return: - return BNA_CB_FAIL; -} - -void -/* RxF <- bnad */ -bna_rx_vlanfilter_enable(struct bna_rx *rx) -{ - struct bna_rxf *rxf = &rx->rxf; - - if (rxf->vlan_filter_status == BNA_STATUS_T_DISABLED) { - rxf->rxf_flags |= BNA_RXF_FL_VLAN_CONFIG_PENDING; - rxf->vlan_filter_status = BNA_STATUS_T_ENABLED; - bfa_fsm_send_event(rxf, RXF_E_CAM_FLTR_MOD); - } -} - -/* Rx */ - -/* Rx <- bnad */ -void -bna_rx_coalescing_timeo_set(struct bna_rx *rx, int coalescing_timeo) -{ - struct bna_rxp *rxp; - struct list_head *qe; - - list_for_each(qe, &rx->rxp_q) { - rxp = (struct bna_rxp *)qe; - rxp->cq.ccb->rx_coalescing_timeo = coalescing_timeo; - bna_ib_coalescing_timeo_set(rxp->cq.ib, coalescing_timeo); - } -} - -/* Rx <- bnad */ -void -bna_rx_dim_reconfig(struct bna *bna, const u32 vector[][BNA_BIAS_T_MAX]) -{ - int i, j; - - for (i = 0; i < BNA_LOAD_T_MAX; i++) - for (j = 0; j < BNA_BIAS_T_MAX; j++) - bna->rx_mod.dim_vector[i][j] = vector[i][j]; -} - -/* Rx <- bnad */ -void -bna_rx_dim_update(struct bna_ccb *ccb) -{ - struct bna *bna = ccb->cq->rx->bna; - u32 load, bias; - u32 pkt_rt, small_rt, large_rt; - u8 coalescing_timeo; - - if ((ccb->pkt_rate.small_pkt_cnt == 0) && - (ccb->pkt_rate.large_pkt_cnt == 0)) - return; - - /* Arrive at preconfigured coalescing timeo value based on pkt rate */ - - small_rt = ccb->pkt_rate.small_pkt_cnt; - large_rt = ccb->pkt_rate.large_pkt_cnt; - - pkt_rt = small_rt + large_rt; - - if (pkt_rt < BNA_PKT_RATE_10K) - load = BNA_LOAD_T_LOW_4; - else if (pkt_rt < BNA_PKT_RATE_20K) - load = BNA_LOAD_T_LOW_3; - else if (pkt_rt < BNA_PKT_RATE_30K) - load = BNA_LOAD_T_LOW_2; - else if (pkt_rt < BNA_PKT_RATE_40K) - load = BNA_LOAD_T_LOW_1; - else if (pkt_rt < BNA_PKT_RATE_50K) - load = BNA_LOAD_T_HIGH_1; - else if (pkt_rt < BNA_PKT_RATE_60K) - load = BNA_LOAD_T_HIGH_2; - else if (pkt_rt < BNA_PKT_RATE_80K) - load = BNA_LOAD_T_HIGH_3; - else - load = BNA_LOAD_T_HIGH_4; - - if (small_rt > (large_rt << 1)) - bias = 0; - else - bias = 1; - - ccb->pkt_rate.small_pkt_cnt = 0; - ccb->pkt_rate.large_pkt_cnt = 0; - - coalescing_timeo = bna->rx_mod.dim_vector[load][bias]; - ccb->rx_coalescing_timeo = coalescing_timeo; - - /* Set it to IB */ - bna_ib_coalescing_timeo_set(ccb->cq->ib, coalescing_timeo); -} - -/* Tx */ -/* TX <- bnad */ -void -bna_tx_coalescing_timeo_set(struct bna_tx *tx, int coalescing_timeo) -{ - struct bna_txq *txq; - struct list_head *qe; - - list_for_each(qe, &tx->txq_q) { - txq = (struct bna_txq *)qe; - bna_ib_coalescing_timeo_set(txq->ib, coalescing_timeo); - } -} - -/* - * Private data - */ - -struct bna_ritseg_pool_cfg { - u32 pool_size; - u32 pool_entry_size; -}; -init_ritseg_pool(ritseg_pool_cfg); - -/* - * Private functions - */ -static void -bna_ucam_mod_init(struct bna_ucam_mod *ucam_mod, struct bna *bna, - struct bna_res_info *res_info) -{ - int i; - - ucam_mod->ucmac = (struct bna_mac *) - res_info[BNA_RES_MEM_T_UCMAC_ARRAY].res_u.mem_info.mdl[0].kva; - - INIT_LIST_HEAD(&ucam_mod->free_q); - for (i = 0; i < BFI_MAX_UCMAC; i++) { - bfa_q_qe_init(&ucam_mod->ucmac[i].qe); - list_add_tail(&ucam_mod->ucmac[i].qe, &ucam_mod->free_q); - } - - ucam_mod->bna = bna; -} - -static void -bna_ucam_mod_uninit(struct bna_ucam_mod *ucam_mod) -{ - struct list_head *qe; - int i = 0; - - list_for_each(qe, &ucam_mod->free_q) - i++; - - ucam_mod->bna = NULL; -} - -static void -bna_mcam_mod_init(struct bna_mcam_mod *mcam_mod, struct bna *bna, - struct bna_res_info *res_info) -{ - int i; - - mcam_mod->mcmac = (struct bna_mac *) - res_info[BNA_RES_MEM_T_MCMAC_ARRAY].res_u.mem_info.mdl[0].kva; - - INIT_LIST_HEAD(&mcam_mod->free_q); - for (i = 0; i < BFI_MAX_MCMAC; i++) { - bfa_q_qe_init(&mcam_mod->mcmac[i].qe); - list_add_tail(&mcam_mod->mcmac[i].qe, &mcam_mod->free_q); - } - - mcam_mod->bna = bna; -} - -static void -bna_mcam_mod_uninit(struct bna_mcam_mod *mcam_mod) -{ - struct list_head *qe; - int i = 0; - - list_for_each(qe, &mcam_mod->free_q) - i++; - - mcam_mod->bna = NULL; -} - -static void -bna_rit_mod_init(struct bna_rit_mod *rit_mod, - struct bna_res_info *res_info) -{ - int i; - int j; - int count; - int offset; - - rit_mod->rit = (struct bna_rit_entry *) - res_info[BNA_RES_MEM_T_RIT_ENTRY].res_u.mem_info.mdl[0].kva; - rit_mod->rit_segment = (struct bna_rit_segment *) - res_info[BNA_RES_MEM_T_RIT_SEGMENT].res_u.mem_info.mdl[0].kva; - - count = 0; - offset = 0; - for (i = 0; i < BFI_RIT_SEG_TOTAL_POOLS; i++) { - INIT_LIST_HEAD(&rit_mod->rit_seg_pool[i]); - for (j = 0; j < ritseg_pool_cfg[i].pool_size; j++) { - bfa_q_qe_init(&rit_mod->rit_segment[count].qe); - rit_mod->rit_segment[count].max_rit_size = - ritseg_pool_cfg[i].pool_entry_size; - rit_mod->rit_segment[count].rit_offset = offset; - rit_mod->rit_segment[count].rit = - &rit_mod->rit[offset]; - list_add_tail(&rit_mod->rit_segment[count].qe, - &rit_mod->rit_seg_pool[i]); - count++; - offset += ritseg_pool_cfg[i].pool_entry_size; - } - } -} - -/* - * Public functions - */ - -/* Called during probe(), before calling bna_init() */ -void -bna_res_req(struct bna_res_info *res_info) -{ - bna_adv_res_req(res_info); - - /* DMA memory for retrieving IOC attributes */ - res_info[BNA_RES_MEM_T_ATTR].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_ATTR].res_u.mem_info.mem_type = BNA_MEM_T_DMA; - res_info[BNA_RES_MEM_T_ATTR].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_ATTR].res_u.mem_info.len = - ALIGN(bfa_nw_ioc_meminfo(), PAGE_SIZE); - - /* DMA memory for index segment of an IB */ - res_info[BNA_RES_MEM_T_IBIDX].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_IBIDX].res_u.mem_info.mem_type = BNA_MEM_T_DMA; - res_info[BNA_RES_MEM_T_IBIDX].res_u.mem_info.len = - BFI_IBIDX_SIZE * BFI_IBIDX_MAX_SEGSIZE; - res_info[BNA_RES_MEM_T_IBIDX].res_u.mem_info.num = BFI_MAX_IB; - - /* Virtual memory for IB objects - stored by IB module */ - res_info[BNA_RES_MEM_T_IB_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_IB_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_IB_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_IB_ARRAY].res_u.mem_info.len = - BFI_MAX_IB * sizeof(struct bna_ib); - - /* Virtual memory for intr objects - stored by IB module */ - res_info[BNA_RES_MEM_T_INTR_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_INTR_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_INTR_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_INTR_ARRAY].res_u.mem_info.len = - BFI_MAX_IB * sizeof(struct bna_intr); - - /* Virtual memory for idx_seg objects - stored by IB module */ - res_info[BNA_RES_MEM_T_IDXSEG_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_IDXSEG_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_IDXSEG_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_IDXSEG_ARRAY].res_u.mem_info.len = - BFI_IBIDX_TOTAL_SEGS * sizeof(struct bna_ibidx_seg); - - /* Virtual memory for Tx objects - stored by Tx module */ - res_info[BNA_RES_MEM_T_TX_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_TX_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_TX_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_TX_ARRAY].res_u.mem_info.len = - BFI_MAX_TXQ * sizeof(struct bna_tx); - - /* Virtual memory for TxQ - stored by Tx module */ - res_info[BNA_RES_MEM_T_TXQ_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_TXQ_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_TXQ_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_TXQ_ARRAY].res_u.mem_info.len = - BFI_MAX_TXQ * sizeof(struct bna_txq); - - /* Virtual memory for Rx objects - stored by Rx module */ - res_info[BNA_RES_MEM_T_RX_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_RX_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_RX_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_RX_ARRAY].res_u.mem_info.len = - BFI_MAX_RXQ * sizeof(struct bna_rx); - - /* Virtual memory for RxPath - stored by Rx module */ - res_info[BNA_RES_MEM_T_RXP_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_RXP_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_RXP_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_RXP_ARRAY].res_u.mem_info.len = - BFI_MAX_RXQ * sizeof(struct bna_rxp); - - /* Virtual memory for RxQ - stored by Rx module */ - res_info[BNA_RES_MEM_T_RXQ_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_RXQ_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_RXQ_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_RXQ_ARRAY].res_u.mem_info.len = - BFI_MAX_RXQ * sizeof(struct bna_rxq); - - /* Virtual memory for Unicast MAC address - stored by ucam module */ - res_info[BNA_RES_MEM_T_UCMAC_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_UCMAC_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_UCMAC_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_UCMAC_ARRAY].res_u.mem_info.len = - BFI_MAX_UCMAC * sizeof(struct bna_mac); - - /* Virtual memory for Multicast MAC address - stored by mcam module */ - res_info[BNA_RES_MEM_T_MCMAC_ARRAY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_MCMAC_ARRAY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_MCMAC_ARRAY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_MCMAC_ARRAY].res_u.mem_info.len = - BFI_MAX_MCMAC * sizeof(struct bna_mac); - - /* Virtual memory for RIT entries */ - res_info[BNA_RES_MEM_T_RIT_ENTRY].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_RIT_ENTRY].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_RIT_ENTRY].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_RIT_ENTRY].res_u.mem_info.len = - BFI_MAX_RIT_SIZE * sizeof(struct bna_rit_entry); - - /* Virtual memory for RIT segment table */ - res_info[BNA_RES_MEM_T_RIT_SEGMENT].res_type = BNA_RES_T_MEM; - res_info[BNA_RES_MEM_T_RIT_SEGMENT].res_u.mem_info.mem_type = - BNA_MEM_T_KVA; - res_info[BNA_RES_MEM_T_RIT_SEGMENT].res_u.mem_info.num = 1; - res_info[BNA_RES_MEM_T_RIT_SEGMENT].res_u.mem_info.len = - BFI_RIT_TOTAL_SEGS * sizeof(struct bna_rit_segment); - - /* Interrupt resource for mailbox interrupt */ - res_info[BNA_RES_INTR_T_MBOX].res_type = BNA_RES_T_INTR; - res_info[BNA_RES_INTR_T_MBOX].res_u.intr_info.intr_type = - BNA_INTR_T_MSIX; - res_info[BNA_RES_INTR_T_MBOX].res_u.intr_info.num = 1; -} - -/* Called during probe() */ -void -bna_init(struct bna *bna, struct bnad *bnad, struct bfa_pcidev *pcidev, - struct bna_res_info *res_info) -{ - bna->bnad = bnad; - bna->pcidev = *pcidev; - - bna->stats.hw_stats = (struct bfi_ll_stats *) - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.mdl[0].kva; - bna->hw_stats_dma.msb = - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.mdl[0].dma.msb; - bna->hw_stats_dma.lsb = - res_info[BNA_RES_MEM_T_STATS].res_u.mem_info.mdl[0].dma.lsb; - bna->stats.sw_stats = (struct bna_sw_stats *) - res_info[BNA_RES_MEM_T_SWSTATS].res_u.mem_info.mdl[0].kva; - - bna->regs.page_addr = bna->pcidev.pci_bar_kva + - reg_offset[bna->pcidev.pci_func].page_addr; - bna->regs.fn_int_status = bna->pcidev.pci_bar_kva + - reg_offset[bna->pcidev.pci_func].fn_int_status; - bna->regs.fn_int_mask = bna->pcidev.pci_bar_kva + - reg_offset[bna->pcidev.pci_func].fn_int_mask; - - if (bna->pcidev.pci_func < 3) - bna->port_num = 0; - else - bna->port_num = 1; - - /* Also initializes diag, cee, sfp, phy_port and mbox_mod */ - bna_device_init(&bna->device, bna, res_info); - - bna_port_init(&bna->port, bna); - - bna_tx_mod_init(&bna->tx_mod, bna, res_info); - - bna_rx_mod_init(&bna->rx_mod, bna, res_info); - - bna_ib_mod_init(&bna->ib_mod, bna, res_info); - - bna_rit_mod_init(&bna->rit_mod, res_info); - - bna_ucam_mod_init(&bna->ucam_mod, bna, res_info); - - bna_mcam_mod_init(&bna->mcam_mod, bna, res_info); - - bna->rxf_promisc_id = BFI_MAX_RXF; - - /* Mbox q element for posting stat request to f/w */ - bfa_q_qe_init(&bna->mbox_qe.qe); -} - -void -bna_uninit(struct bna *bna) -{ - bna_mcam_mod_uninit(&bna->mcam_mod); - - bna_ucam_mod_uninit(&bna->ucam_mod); - - bna_ib_mod_uninit(&bna->ib_mod); - - bna_rx_mod_uninit(&bna->rx_mod); - - bna_tx_mod_uninit(&bna->tx_mod); - - bna_port_uninit(&bna->port); - - bna_device_uninit(&bna->device); - - bna->bnad = NULL; -} - -struct bna_mac * -bna_ucam_mod_mac_get(struct bna_ucam_mod *ucam_mod) -{ - struct list_head *qe; - - if (list_empty(&ucam_mod->free_q)) - return NULL; - - bfa_q_deq(&ucam_mod->free_q, &qe); - - return (struct bna_mac *)qe; -} - -void -bna_ucam_mod_mac_put(struct bna_ucam_mod *ucam_mod, struct bna_mac *mac) -{ - list_add_tail(&mac->qe, &ucam_mod->free_q); -} - -struct bna_mac * -bna_mcam_mod_mac_get(struct bna_mcam_mod *mcam_mod) -{ - struct list_head *qe; - - if (list_empty(&mcam_mod->free_q)) - return NULL; - - bfa_q_deq(&mcam_mod->free_q, &qe); - - return (struct bna_mac *)qe; -} - -void -bna_mcam_mod_mac_put(struct bna_mcam_mod *mcam_mod, struct bna_mac *mac) -{ - list_add_tail(&mac->qe, &mcam_mod->free_q); -} - -/** - * Note: This should be called in the same locking context as the call to - * bna_rit_mod_seg_get() - */ -int -bna_rit_mod_can_satisfy(struct bna_rit_mod *rit_mod, int seg_size) -{ - int i; - - /* Select the pool for seg_size */ - for (i = 0; i < BFI_RIT_SEG_TOTAL_POOLS; i++) { - if (seg_size <= ritseg_pool_cfg[i].pool_entry_size) - break; - } - - if (i == BFI_RIT_SEG_TOTAL_POOLS) - return 0; - - if (list_empty(&rit_mod->rit_seg_pool[i])) - return 0; - - return 1; -} - -struct bna_rit_segment * -bna_rit_mod_seg_get(struct bna_rit_mod *rit_mod, int seg_size) -{ - struct bna_rit_segment *seg; - struct list_head *qe; - int i; - - /* Select the pool for seg_size */ - for (i = 0; i < BFI_RIT_SEG_TOTAL_POOLS; i++) { - if (seg_size <= ritseg_pool_cfg[i].pool_entry_size) - break; - } - - if (i == BFI_RIT_SEG_TOTAL_POOLS) - return NULL; - - if (list_empty(&rit_mod->rit_seg_pool[i])) - return NULL; - - bfa_q_deq(&rit_mod->rit_seg_pool[i], &qe); - seg = (struct bna_rit_segment *)qe; - bfa_q_qe_init(&seg->qe); - seg->rit_size = seg_size; - - return seg; -} - -void -bna_rit_mod_seg_put(struct bna_rit_mod *rit_mod, - struct bna_rit_segment *seg) -{ - int i; - - /* Select the pool for seg->max_rit_size */ - for (i = 0; i < BFI_RIT_SEG_TOTAL_POOLS; i++) { - if (seg->max_rit_size == ritseg_pool_cfg[i].pool_entry_size) - break; - } - - seg->rit_size = 0; - list_add_tail(&seg->qe, &rit_mod->rit_seg_pool[i]); -} |