net/bnxt: remove workaround for default VNIC
[dpdk.git] / drivers / net / bnxt / bnxt_hwrm.c
index 6eab234..73deb41 100644 (file)
@@ -1085,7 +1085,8 @@ int bnxt_hwrm_func_driver_register(struct bnxt *bp)
                rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_DEFAULT_VNIC_CHANGE);
 
        req.async_event_fwd[2] |=
-               rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_ECHO_REQUEST);
+               rte_cpu_to_le_32(ASYNC_CMPL_EVENT_ID_ECHO_REQUEST |
+                                ASYNC_CMPL_EVENT_ID_ERROR_REPORT);
 
        rc = bnxt_hwrm_send_message(bp, &req, sizeof(req), BNXT_USE_CHIMP_MB);
 
@@ -1495,6 +1496,7 @@ static int bnxt_hwrm_port_phy_qcfg(struct bnxt *bp,
 
        link_info->support_speeds = rte_le_to_cpu_16(resp->support_speeds);
        link_info->auto_link_speed = rte_le_to_cpu_16(resp->auto_link_speed);
+       link_info->auto_link_speed_mask = rte_le_to_cpu_16(resp->auto_link_speed_mask);
        link_info->preemphasis = rte_le_to_cpu_32(resp->preemphasis);
        link_info->force_link_speed = rte_le_to_cpu_16(resp->force_link_speed);
        link_info->phy_ver[0] = resp->phy_maj;
@@ -1508,6 +1510,7 @@ static int bnxt_hwrm_port_phy_qcfg(struct bnxt *bp,
                        rte_le_to_cpu_16(resp->support_pam4_speeds);
        link_info->auto_pam4_link_speeds =
                        rte_le_to_cpu_16(resp->auto_pam4_link_speed_mask);
+       link_info->module_status = resp->module_status;
        HWRM_UNLOCK();
 
        PMD_DRV_LOG(DEBUG, "Link Speed:%d,Auto:%d:%x:%x,Support:%x,Force:%x\n",
@@ -1548,6 +1551,12 @@ int bnxt_hwrm_port_phy_qcaps(struct bnxt *bp)
 
        HWRM_UNLOCK();
 
+       /* Older firmware does not have supported_auto_speeds, so assume
+        * that all supported speeds can be autonegotiated.
+        */
+       if (link_info->auto_link_speed_mask && !link_info->support_auto_speeds)
+               link_info->support_auto_speeds = link_info->support_speeds;
+
        return 0;
 }
 
@@ -1802,6 +1811,9 @@ int bnxt_hwrm_ring_free(struct bnxt *bp,
        struct hwrm_ring_free_input req = {.req_type = 0 };
        struct hwrm_ring_free_output *resp = bp->hwrm_cmd_resp_addr;
 
+       if (ring->fw_ring_id == INVALID_HW_RING_ID)
+               return -EINVAL;
+
        HWRM_PREP(&req, HWRM_RING_FREE, BNXT_USE_CHIMP_MB);
 
        req.ring_type = ring_type;
@@ -1809,6 +1821,7 @@ int bnxt_hwrm_ring_free(struct bnxt *bp,
        req.cmpl_ring = rte_cpu_to_le_16(cp_ring_id);
 
        rc = bnxt_hwrm_send_message(bp, &req, sizeof(req), BNXT_USE_CHIMP_MB);
+       ring->fw_ring_id = INVALID_HW_RING_ID;
 
        if (rc || resp->error_code) {
                if (rc == 0 && resp->error_code)
@@ -1894,7 +1907,7 @@ int bnxt_hwrm_stat_clear(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
        struct hwrm_stat_ctx_clr_stats_input req = {.req_type = 0 };
        struct hwrm_stat_ctx_clr_stats_output *resp = bp->hwrm_cmd_resp_addr;
 
-       if (cpr->hw_stats_ctx_id == (uint32_t)HWRM_NA_SIGNATURE)
+       if (cpr->hw_stats_ctx_id == HWRM_NA_SIGNATURE)
                return rc;
 
        HWRM_PREP(&req, HWRM_STAT_CTX_CLR_STATS, BNXT_USE_CHIMP_MB);
@@ -1909,12 +1922,15 @@ int bnxt_hwrm_stat_clear(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
        return rc;
 }
 
-static int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
+int bnxt_hwrm_stat_ctx_alloc(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
 {
        int rc;
        struct hwrm_stat_ctx_alloc_input req = {.req_type = 0 };
        struct hwrm_stat_ctx_alloc_output *resp = bp->hwrm_cmd_resp_addr;
 
+       if (cpr->hw_stats_ctx_id != HWRM_NA_SIGNATURE)
+               return 0;
+
        HWRM_PREP(&req, HWRM_STAT_CTX_ALLOC, BNXT_USE_CHIMP_MB);
 
        req.update_period_ms = rte_cpu_to_le_32(0);
@@ -1938,6 +1954,9 @@ static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp, struct bnxt_cp_ring_info *cp
        struct hwrm_stat_ctx_free_input req = {.req_type = 0 };
        struct hwrm_stat_ctx_free_output *resp = bp->hwrm_cmd_resp_addr;
 
+       if (cpr->hw_stats_ctx_id == HWRM_NA_SIGNATURE)
+               return 0;
+
        HWRM_PREP(&req, HWRM_STAT_CTX_FREE, BNXT_USE_CHIMP_MB);
 
        req.stat_ctx_id = rte_cpu_to_le_32(cpr->hw_stats_ctx_id);
@@ -1947,6 +1966,8 @@ static int bnxt_hwrm_stat_ctx_free(struct bnxt *bp, struct bnxt_cp_ring_info *cp
        HWRM_CHECK_RESULT();
        HWRM_UNLOCK();
 
+       cpr->hw_stats_ctx_id = HWRM_NA_SIGNATURE;
+
        return rc;
 }
 
@@ -2592,48 +2613,54 @@ bnxt_free_all_hwrm_stat_ctxs(struct bnxt *bp)
        unsigned int i;
        struct bnxt_cp_ring_info *cpr;
 
-       for (i = 0; i < bp->rx_cp_nr_rings + bp->tx_cp_nr_rings; i++) {
+       for (i = 0; i < bp->rx_cp_nr_rings; i++) {
 
-               if (i >= bp->rx_cp_nr_rings) {
-                       cpr = bp->tx_queues[i - bp->rx_cp_nr_rings]->cp_ring;
-               } else {
-                       cpr = bp->rx_queues[i]->cp_ring;
-                       if (BNXT_HAS_RING_GRPS(bp))
-                               bp->grp_info[i].fw_stats_ctx = -1;
-               }
-               if (cpr->hw_stats_ctx_id != HWRM_NA_SIGNATURE) {
-                       rc = bnxt_hwrm_stat_ctx_free(bp, cpr);
-                       cpr->hw_stats_ctx_id = HWRM_NA_SIGNATURE;
-                       if (rc)
-                               return rc;
-               }
+               cpr = bp->rx_queues[i]->cp_ring;
+               if (BNXT_HAS_RING_GRPS(bp))
+                       bp->grp_info[i].fw_stats_ctx = -1;
+               rc = bnxt_hwrm_stat_ctx_free(bp, cpr);
+               if (rc)
+                       return rc;
        }
+
+       for (i = 0; i < bp->tx_cp_nr_rings; i++) {
+               cpr = bp->tx_queues[i]->cp_ring;
+               rc = bnxt_hwrm_stat_ctx_free(bp, cpr);
+               if (rc)
+                       return rc;
+       }
+
        return 0;
 }
 
 int bnxt_alloc_all_hwrm_stat_ctxs(struct bnxt *bp)
 {
+       struct bnxt_cp_ring_info *cpr;
        unsigned int i;
        int rc = 0;
 
-       for (i = 0; i < bp->rx_cp_nr_rings + bp->tx_cp_nr_rings; i++) {
-               struct bnxt_tx_queue *txq;
-               struct bnxt_rx_queue *rxq;
-               struct bnxt_cp_ring_info *cpr;
+       for (i = 0; i < bp->rx_cp_nr_rings; i++) {
+               struct bnxt_rx_queue *rxq = bp->rx_queues[i];
 
-               if (i >= bp->rx_cp_nr_rings) {
-                       txq = bp->tx_queues[i - bp->rx_cp_nr_rings];
-                       cpr = txq->cp_ring;
-               } else {
-                       rxq = bp->rx_queues[i];
-                       cpr = rxq->cp_ring;
+               cpr = rxq->cp_ring;
+               if (cpr->hw_stats_ctx_id == HWRM_NA_SIGNATURE) {
+                       rc = bnxt_hwrm_stat_ctx_alloc(bp, cpr);
+                       if (rc)
+                               return rc;
                }
+       }
 
-               rc = bnxt_hwrm_stat_ctx_alloc(bp, cpr);
+       for (i = 0; i < bp->tx_cp_nr_rings; i++) {
+               struct bnxt_tx_queue *txq = bp->tx_queues[i];
 
-               if (rc)
-                       return rc;
+               cpr = txq->cp_ring;
+               if (cpr->hw_stats_ctx_id == HWRM_NA_SIGNATURE) {
+                       rc = bnxt_hwrm_stat_ctx_alloc(bp, cpr);
+                       if (rc)
+                               return rc;
+               }
        }
+
        return rc;
 }
 
@@ -2666,11 +2693,9 @@ void bnxt_free_nq_ring(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
        bnxt_hwrm_ring_free(bp, cp_ring,
                            HWRM_RING_FREE_INPUT_RING_TYPE_NQ,
                            INVALID_HW_RING_ID);
-       cp_ring->fw_ring_id = INVALID_HW_RING_ID;
-       memset(cpr->cp_desc_ring, 0, cpr->cp_ring_struct->ring_size *
-                                    sizeof(*cpr->cp_desc_ring));
+       memset(cpr->cp_desc_ring, 0,
+              cpr->cp_ring_struct->ring_size * sizeof(*cpr->cp_desc_ring));
        cpr->cp_raw_cons = 0;
-       cpr->valid = 0;
 }
 
 void bnxt_free_cp_ring(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
@@ -2678,13 +2703,11 @@ void bnxt_free_cp_ring(struct bnxt *bp, struct bnxt_cp_ring_info *cpr)
        struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
 
        bnxt_hwrm_ring_free(bp, cp_ring,
-                       HWRM_RING_FREE_INPUT_RING_TYPE_L2_CMPL,
-                       INVALID_HW_RING_ID);
-       cp_ring->fw_ring_id = INVALID_HW_RING_ID;
-       memset(cpr->cp_desc_ring, 0, cpr->cp_ring_struct->ring_size *
-                       sizeof(*cpr->cp_desc_ring));
+                           HWRM_RING_FREE_INPUT_RING_TYPE_L2_CMPL,
+                           INVALID_HW_RING_ID);
+       memset(cpr->cp_desc_ring, 0,
+              cpr->cp_ring_struct->ring_size * sizeof(*cpr->cp_desc_ring));
        cpr->cp_raw_cons = 0;
-       cpr->valid = 0;
 }
 
 void bnxt_free_hwrm_rx_ring(struct bnxt *bp, int queue_index)
@@ -2694,28 +2717,24 @@ void bnxt_free_hwrm_rx_ring(struct bnxt *bp, int queue_index)
        struct bnxt_ring *ring = rxr->rx_ring_struct;
        struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
 
-       if (ring->fw_ring_id != INVALID_HW_RING_ID) {
-               bnxt_hwrm_ring_free(bp, ring,
-                                   HWRM_RING_FREE_INPUT_RING_TYPE_RX,
-                                   cpr->cp_ring_struct->fw_ring_id);
-               ring->fw_ring_id = INVALID_HW_RING_ID;
-               if (BNXT_HAS_RING_GRPS(bp))
-                       bp->grp_info[queue_index].rx_fw_ring_id =
-                                                       INVALID_HW_RING_ID;
-       }
+       bnxt_hwrm_ring_free(bp, ring,
+                           HWRM_RING_FREE_INPUT_RING_TYPE_RX,
+                           cpr->cp_ring_struct->fw_ring_id);
+       if (BNXT_HAS_RING_GRPS(bp))
+               bp->grp_info[queue_index].rx_fw_ring_id = INVALID_HW_RING_ID;
+
        ring = rxr->ag_ring_struct;
-       if (ring->fw_ring_id != INVALID_HW_RING_ID) {
-               bnxt_hwrm_ring_free(bp, ring,
-                                   BNXT_CHIP_P5(bp) ?
-                                   HWRM_RING_FREE_INPUT_RING_TYPE_RX_AGG :
-                                   HWRM_RING_FREE_INPUT_RING_TYPE_RX,
-                                   cpr->cp_ring_struct->fw_ring_id);
-               if (BNXT_HAS_RING_GRPS(bp))
-                       bp->grp_info[queue_index].ag_fw_ring_id =
-                                                       INVALID_HW_RING_ID;
-       }
-       if (cpr->cp_ring_struct->fw_ring_id != INVALID_HW_RING_ID)
-               bnxt_free_cp_ring(bp, cpr);
+       bnxt_hwrm_ring_free(bp, ring,
+                           BNXT_CHIP_P5(bp) ?
+                           HWRM_RING_FREE_INPUT_RING_TYPE_RX_AGG :
+                           HWRM_RING_FREE_INPUT_RING_TYPE_RX,
+                           cpr->cp_ring_struct->fw_ring_id);
+       if (BNXT_HAS_RING_GRPS(bp))
+               bp->grp_info[queue_index].ag_fw_ring_id = INVALID_HW_RING_ID;
+
+       bnxt_hwrm_stat_ctx_free(bp, cpr);
+
+       bnxt_free_cp_ring(bp, cpr);
 
        if (BNXT_HAS_RING_GRPS(bp))
                bp->grp_info[queue_index].cp_fw_ring_id = INVALID_HW_RING_ID;
@@ -2745,31 +2764,8 @@ bnxt_free_all_hwrm_rings(struct bnxt *bp)
 {
        unsigned int i;
 
-       for (i = 0; i < bp->tx_cp_nr_rings; i++) {
-               struct bnxt_tx_queue *txq = bp->tx_queues[i];
-               struct bnxt_tx_ring_info *txr = txq->tx_ring;
-               struct bnxt_ring *ring = txr->tx_ring_struct;
-               struct bnxt_cp_ring_info *cpr = txq->cp_ring;
-
-               if (ring->fw_ring_id != INVALID_HW_RING_ID) {
-                       bnxt_hwrm_ring_free(bp, ring,
-                                       HWRM_RING_FREE_INPUT_RING_TYPE_TX,
-                                       cpr->cp_ring_struct->fw_ring_id);
-                       ring->fw_ring_id = INVALID_HW_RING_ID;
-                       memset(txr->tx_desc_ring, 0,
-                                       txr->tx_ring_struct->ring_size *
-                                       sizeof(*txr->tx_desc_ring));
-                       memset(txr->tx_buf_ring, 0,
-                                       txr->tx_ring_struct->ring_size *
-                                       sizeof(*txr->tx_buf_ring));
-                       txr->tx_raw_prod = 0;
-                       txr->tx_raw_cons = 0;
-               }
-               if (cpr->cp_ring_struct->fw_ring_id != INVALID_HW_RING_ID) {
-                       bnxt_free_cp_ring(bp, cpr);
-                       cpr->cp_ring_struct->fw_ring_id = INVALID_HW_RING_ID;
-               }
-       }
+       for (i = 0; i < bp->tx_cp_nr_rings; i++)
+               bnxt_free_hwrm_tx_ring(bp, i);
 
        for (i = 0; i < bp->rx_cp_nr_rings; i++)
                bnxt_free_hwrm_rx_ring(bp, i);
@@ -3248,15 +3244,8 @@ int bnxt_set_hwrm_link_config(struct bnxt *bp, bool link_up)
        speed = bnxt_parse_eth_link_speed(dev_conf->link_speeds,
                                          bp->link_info->link_signal_mode);
        link_req.phy_flags = HWRM_PORT_PHY_CFG_INPUT_FLAGS_RESET_PHY;
-       /* Autoneg can be done only when the FW allows.
-        * When user configures fixed speed of 40G and later changes to
-        * any other speed, auto_link_speed/force_link_speed is still set
-        * to 40G until link comes up at new speed.
-        */
-       if (autoneg == 1 &&
-           !(!BNXT_CHIP_P5(bp) &&
-             (bp->link_info->auto_link_speed ||
-              bp->link_info->force_link_speed))) {
+       /* Autoneg can be done only when the FW allows. */
+       if (autoneg == 1 && bp->link_info->support_auto_speeds) {
                link_req.phy_flags |=
                                HWRM_PORT_PHY_CFG_INPUT_FLAGS_RESTART_AUTONEG;
                link_req.auto_link_speed_mask =
@@ -3312,7 +3301,6 @@ error:
        return rc;
 }
 
-/* JIRA 22088 */
 int bnxt_hwrm_func_qcfg(struct bnxt *bp, uint16_t *mtu)
 {
        struct hwrm_func_qcfg_input req = {0};
@@ -3329,8 +3317,7 @@ int bnxt_hwrm_func_qcfg(struct bnxt *bp, uint16_t *mtu)
 
        HWRM_CHECK_RESULT();
 
-       /* Hard Coded.. 0xfff VLAN ID mask */
-       bp->vlan = rte_le_to_cpu_16(resp->vlan) & 0xfff;
+       bp->vlan = rte_le_to_cpu_16(resp->vlan) & ETH_VLAN_ID_MAX;
 
        svif_info = rte_le_to_cpu_16(resp->svif_info);
        if (svif_info & HWRM_FUNC_QCFG_OUTPUT_SVIF_INFO_SVIF_VALID)
@@ -3354,7 +3341,7 @@ int bnxt_hwrm_func_qcfg(struct bnxt *bp, uint16_t *mtu)
        }
 
        if (mtu)
-               *mtu = rte_le_to_cpu_16(resp->mtu);
+               *mtu = rte_le_to_cpu_16(resp->admin_mtu);
 
        switch (resp->port_partition_type) {
        case HWRM_FUNC_QCFG_OUTPUT_PORT_PARTITION_TYPE_NPAR1_0:
@@ -3403,16 +3390,6 @@ int bnxt_hwrm_parent_pf_qcfg(struct bnxt *bp)
        bp->parent->fid = rte_le_to_cpu_16(resp->fid);
        bp->parent->port_id = rte_le_to_cpu_16(resp->port_id);
 
-       /* FIXME: Temporary workaround - remove when firmware issue is fixed. */
-       if (bp->parent->vnic == 0) {
-               PMD_DRV_LOG(DEBUG, "parent VNIC unavailable.\n");
-               /* Use hard-coded values appropriate for current Wh+ fw. */
-               if (bp->parent->fid == 2)
-                       bp->parent->vnic = 0x100;
-               else
-                       bp->parent->vnic = 1;
-       }
-
        HWRM_UNLOCK();
 
        return 0;
@@ -3482,7 +3459,8 @@ static int bnxt_hwrm_pf_func_cfg(struct bnxt *bp,
        uint32_t enables;
        int rc;
 
-       enables = HWRM_FUNC_CFG_INPUT_ENABLES_MTU |
+       enables = HWRM_FUNC_CFG_INPUT_ENABLES_ADMIN_MTU |
+                 HWRM_FUNC_CFG_INPUT_ENABLES_HOST_MTU |
                  HWRM_FUNC_CFG_INPUT_ENABLES_MRU |
                  HWRM_FUNC_CFG_INPUT_ENABLES_NUM_RSSCOS_CTXS |
                  HWRM_FUNC_CFG_INPUT_ENABLES_NUM_STAT_CTXS |
@@ -3502,7 +3480,8 @@ static int bnxt_hwrm_pf_func_cfg(struct bnxt *bp,
        }
 
        req.flags = rte_cpu_to_le_32(bp->pf->func_cfg_flags);
-       req.mtu = rte_cpu_to_le_16(BNXT_MAX_MTU);
+       req.admin_mtu = rte_cpu_to_le_16(BNXT_MAX_MTU);
+       req.host_mtu = rte_cpu_to_le_16(bp->eth_dev->data->mtu);
        req.mru = rte_cpu_to_le_16(BNXT_VNIC_MRU(bp->eth_dev->data->mtu));
        req.num_rsscos_ctxs = rte_cpu_to_le_16(pf_resc->num_rsscos_ctxs);
        req.num_stat_ctxs = rte_cpu_to_le_16(pf_resc->num_stat_ctxs);
@@ -3562,7 +3541,7 @@ bnxt_fill_vf_func_cfg_req_old(struct bnxt *bp,
                              struct hwrm_func_cfg_input *req,
                              int num_vfs)
 {
-       req->enables = rte_cpu_to_le_32(HWRM_FUNC_CFG_INPUT_ENABLES_MTU |
+       req->enables = rte_cpu_to_le_32(HWRM_FUNC_CFG_INPUT_ENABLES_ADMIN_MTU |
                        HWRM_FUNC_CFG_INPUT_ENABLES_MRU |
                        HWRM_FUNC_CFG_INPUT_ENABLES_NUM_RSSCOS_CTXS |
                        HWRM_FUNC_CFG_INPUT_ENABLES_NUM_STAT_CTXS |
@@ -3573,9 +3552,9 @@ bnxt_fill_vf_func_cfg_req_old(struct bnxt *bp,
                        HWRM_FUNC_CFG_INPUT_ENABLES_NUM_VNICS |
                        HWRM_FUNC_CFG_INPUT_ENABLES_NUM_HW_RING_GRPS);
 
-       req->mtu = rte_cpu_to_le_16(bp->eth_dev->data->mtu + RTE_ETHER_HDR_LEN +
-                                   RTE_ETHER_CRC_LEN + VLAN_TAG_SIZE *
-                                   BNXT_NUM_VLANS);
+       req->admin_mtu = rte_cpu_to_le_16(bp->eth_dev->data->mtu + RTE_ETHER_HDR_LEN +
+                                         RTE_ETHER_CRC_LEN + VLAN_TAG_SIZE *
+                                         BNXT_NUM_VLANS);
        req->mru = rte_cpu_to_le_16(BNXT_VNIC_MRU(bp->eth_dev->data->mtu));
        req->num_rsscos_ctxs = rte_cpu_to_le_16(bp->max_rsscos_ctx /
                                                (num_vfs + 1));
@@ -5096,7 +5075,6 @@ static int
 bnxt_vnic_rss_configure_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic)
 {
        struct hwrm_vnic_rss_cfg_output *resp = bp->hwrm_cmd_resp_addr;
-       uint8_t *rx_queue_state = bp->eth_dev->data->rx_queue_state;
        struct hwrm_vnic_rss_cfg_input req = {.req_type = 0 };
        struct bnxt_rx_queue **rxqs = bp->rx_queues;
        uint16_t *ring_tbl = vnic->rss_table;
@@ -5130,8 +5108,7 @@ bnxt_vnic_rss_configure_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic)
 
                        /* Find next active ring. */
                        for (cnt = 0; cnt < max_rings; cnt++) {
-                               if (rx_queue_state[k] !=
-                                               RTE_ETH_QUEUE_STATE_STOPPED)
+                               if (rxqs[k]->rx_started)
                                        break;
                                if (++k == max_rings)
                                        k = 0;
@@ -6162,3 +6139,82 @@ int bnxt_hwrm_poll_ver_get(struct bnxt *bp)
 
        return rc;
 }
+
+int bnxt_hwrm_read_sfp_module_eeprom_info(struct bnxt *bp, uint16_t i2c_addr,
+                                         uint16_t page_number, uint16_t start_addr,
+                                         uint16_t data_length, uint8_t *buf)
+{
+       struct hwrm_port_phy_i2c_read_output *resp = bp->hwrm_cmd_resp_addr;
+       struct hwrm_port_phy_i2c_read_input req = {0};
+       uint32_t enables = HWRM_PORT_PHY_I2C_READ_INPUT_ENABLES_PAGE_OFFSET;
+       int rc, byte_offset = 0;
+
+       do {
+               uint16_t xfer_size;
+
+               HWRM_PREP(&req, HWRM_PORT_PHY_I2C_READ, BNXT_USE_CHIMP_MB);
+               req.i2c_slave_addr = i2c_addr;
+               req.page_number = rte_cpu_to_le_16(page_number);
+               req.port_id = rte_cpu_to_le_16(bp->pf->port_id);
+
+               xfer_size = RTE_MIN(data_length, BNXT_MAX_PHY_I2C_RESP_SIZE);
+               req.page_offset = rte_cpu_to_le_16(start_addr + byte_offset);
+               req.data_length = xfer_size;
+               req.enables = rte_cpu_to_le_32(start_addr + byte_offset ? enables : 0);
+               rc = bnxt_hwrm_send_message(bp, &req, sizeof(req), BNXT_USE_CHIMP_MB);
+               HWRM_CHECK_RESULT();
+
+               memcpy(buf + byte_offset, resp->data, xfer_size);
+
+               data_length -= xfer_size;
+               byte_offset += xfer_size;
+
+               HWRM_UNLOCK();
+       } while (data_length > 0);
+
+       return rc;
+}
+
+void bnxt_free_hwrm_tx_ring(struct bnxt *bp, int queue_index)
+{
+       struct bnxt_tx_queue *txq = bp->tx_queues[queue_index];
+       struct bnxt_tx_ring_info *txr = txq->tx_ring;
+       struct bnxt_ring *ring = txr->tx_ring_struct;
+       struct bnxt_cp_ring_info *cpr = txq->cp_ring;
+
+       bnxt_hwrm_ring_free(bp, ring,
+                           HWRM_RING_FREE_INPUT_RING_TYPE_TX,
+                           cpr->cp_ring_struct->fw_ring_id);
+       txr->tx_raw_prod = 0;
+       txr->tx_raw_cons = 0;
+       memset(txr->tx_desc_ring, 0,
+               txr->tx_ring_struct->ring_size * sizeof(*txr->tx_desc_ring));
+       memset(txr->tx_buf_ring, 0,
+               txr->tx_ring_struct->ring_size * sizeof(*txr->tx_buf_ring));
+
+       bnxt_hwrm_stat_ctx_free(bp, cpr);
+
+       bnxt_free_cp_ring(bp, cpr);
+}
+
+int bnxt_hwrm_config_host_mtu(struct bnxt *bp)
+{
+       struct hwrm_func_cfg_input req = {0};
+       struct hwrm_func_cfg_output *resp = bp->hwrm_cmd_resp_addr;
+       int rc;
+
+       if (!BNXT_PF(bp))
+               return 0;
+
+       HWRM_PREP(&req, HWRM_FUNC_CFG, BNXT_USE_CHIMP_MB);
+
+       req.fid = rte_cpu_to_le_16(0xffff);
+       req.enables = rte_cpu_to_le_32(HWRM_FUNC_CFG_INPUT_ENABLES_HOST_MTU);
+       req.host_mtu = rte_cpu_to_le_16(bp->eth_dev->data->mtu);
+
+       rc = bnxt_hwrm_send_message(bp, &req, sizeof(req), BNXT_USE_CHIMP_MB);
+       HWRM_CHECK_RESULT();
+       HWRM_UNLOCK();
+
+       return rc;
+}