diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 491 |
1 files changed, 296 insertions, 195 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 03f3935fd8c..f1f3ca65667 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -1,6 +1,6 @@ /* bnx2x_cmn.c: Broadcom Everest network driver. * - * Copyright (c) 2007-2011 Broadcom Corporation + * Copyright (c) 2007-2012 Broadcom Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -32,46 +32,6 @@ /** - * bnx2x_bz_fp - zero content of the fastpath structure. - * - * @bp: driver handle - * @index: fastpath index to be zeroed - * - * Makes sure the contents of the bp->fp[index].napi is kept - * intact. - */ -static inline void bnx2x_bz_fp(struct bnx2x *bp, int index) -{ - struct bnx2x_fastpath *fp = &bp->fp[index]; - struct napi_struct orig_napi = fp->napi; - /* bzero bnx2x_fastpath contents */ - memset(fp, 0, sizeof(*fp)); - - /* Restore the NAPI object as it has been already initialized */ - fp->napi = orig_napi; - - fp->bp = bp; - fp->index = index; - if (IS_ETH_FP(fp)) - fp->max_cos = bp->max_cos; - else - /* Special queues support only one CoS */ - fp->max_cos = 1; - - /* - * set the tpa flag for each queue. The tpa flag determines the queue - * minimal size so it must be set prior to queue memory allocation - */ - fp->disable_tpa = ((bp->flags & TPA_ENABLE_FLAG) == 0); - -#ifdef BCM_CNIC - /* We don't want TPA on an FCoE L2 ring */ - if (IS_FCOE_FP(fp)) - fp->disable_tpa = 1; -#endif -} - -/** * bnx2x_move_fp - move content of the fastpath structure. * * @bp: driver handle @@ -115,11 +75,10 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, /* prefetch skb end pointer to speedup dev_kfree_skb() */ prefetch(&skb->end); - DP(BNX2X_MSG_FP, "fp[%d]: pkt_idx %d buff @(%p)->skb %p\n", + DP(NETIF_MSG_TX_DONE, "fp[%d]: pkt_idx %d buff @(%p)->skb %p\n", txdata->txq_index, idx, tx_buf, skb); /* unmap first bd */ - DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); tx_start_bd = &txdata->tx_desc_ring[bd_idx].start_bd; dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd), BD_UNMAP_LEN(tx_start_bd), DMA_TO_DEVICE); @@ -150,7 +109,6 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, /* now free frags */ while (nbd > 0) { - DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); tx_data_bd = &txdata->tx_desc_ring[bd_idx].reg_bd; dma_unmap_page(&bp->pdev->dev, BD_UNMAP_ADDR(tx_data_bd), BD_UNMAP_LEN(tx_data_bd), DMA_TO_DEVICE); @@ -160,10 +118,11 @@ static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata, /* release skb */ WARN_ON(!skb); - if (skb) { + if (likely(skb)) { (*pkts_compl)++; (*bytes_compl) += skb->len; } + dev_kfree_skb_any(skb); tx_buf->first_bd = 0; tx_buf->skb = NULL; @@ -191,8 +150,8 @@ int bnx2x_tx_int(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata) pkt_cons = TX_BD(sw_cons); - DP(NETIF_MSG_TX_DONE, "queue[%d]: hw_cons %u sw_cons %u " - " pkt_cons %u\n", + DP(NETIF_MSG_TX_DONE, + "queue[%d]: hw_cons %u sw_cons %u pkt_cons %u\n", txdata->txq_index, hw_cons, sw_cons, pkt_cons); bd_cons = bnx2x_free_tx_pkt(bp, txdata, pkt_cons, @@ -249,13 +208,11 @@ static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, fp->last_max_sge = idx; } -static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, - struct eth_fast_path_rx_cqe *fp_cqe) +static inline void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, + u16 sge_len, + struct eth_end_agg_rx_cqe *cqe) { struct bnx2x *bp = fp->bp; - u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - - le16_to_cpu(fp_cqe->len_on_bd)) >> - SGE_PAGE_SHIFT; u16 last_max, last_elem, first_elem; u16 delta = 0; u16 i; @@ -266,15 +223,15 @@ static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, /* First mark all used pages */ for (i = 0; i < sge_len; i++) BIT_VEC64_CLEAR_BIT(fp->sge_mask, - RX_SGE(le16_to_cpu(fp_cqe->sgl_or_raw_data.sgl[i]))); + RX_SGE(le16_to_cpu(cqe->sgl_or_raw_data.sgl[i]))); DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", - sge_len - 1, le16_to_cpu(fp_cqe->sgl_or_raw_data.sgl[sge_len - 1])); + sge_len - 1, le16_to_cpu(cqe->sgl_or_raw_data.sgl[sge_len - 1])); /* Here we assume that the last SGE index is the biggest */ prefetch((void *)(fp->sge_mask)); bnx2x_update_last_max_sge(fp, - le16_to_cpu(fp_cqe->sgl_or_raw_data.sgl[sge_len - 1])); + le16_to_cpu(cqe->sgl_or_raw_data.sgl[sge_len - 1])); last_max = RX_SGE(fp->last_max_sge); last_elem = last_max >> BIT_VEC64_ELEM_SHIFT; @@ -368,6 +325,22 @@ static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, tpa_info->len_on_bd = le16_to_cpu(cqe->len_on_bd); tpa_info->placement_offset = cqe->placement_offset; tpa_info->rxhash = bnx2x_get_rxhash(bp, cqe); + if (fp->mode == TPA_MODE_GRO) { + u16 gro_size = le16_to_cpu(cqe->pkt_len_or_gro_seg_len); + tpa_info->full_page = + SGE_PAGE_SIZE * PAGES_PER_SGE / gro_size * gro_size; + /* + * FW 7.2.16 BUG workaround: + * if SGE size is (exactly) multiple gro_size + * fw will place one less frag on SGE. + * the calculation is done only for potentially + * dangerous MTUs. + */ + if (unlikely(bp->gro_check)) + if (!(SGE_PAGE_SIZE * PAGES_PER_SGE % gro_size)) + tpa_info->full_page -= gro_size; + tpa_info->gro_size = gro_size; + } #ifdef BNX2X_STOP_ON_ERROR fp->tpa_queue_used |= (1 << queue); @@ -424,25 +397,40 @@ static inline u16 bnx2x_set_lro_mss(struct bnx2x *bp, u16 parsing_flags, } static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, - u16 queue, struct sk_buff *skb, + struct bnx2x_agg_info *tpa_info, + u16 pages, + struct sk_buff *skb, struct eth_end_agg_rx_cqe *cqe, u16 cqe_idx) { struct sw_rx_page *rx_pg, old_rx_pg; - u32 i, frag_len, frag_size, pages; - int err; - int j; - struct bnx2x_agg_info *tpa_info = &fp->tpa_info[queue]; + u32 i, frag_len, frag_size; + int err, j, frag_id = 0; u16 len_on_bd = tpa_info->len_on_bd; + u16 full_page = 0, gro_size = 0; frag_size = le16_to_cpu(cqe->pkt_len) - len_on_bd; - pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; + + if (fp->mode == TPA_MODE_GRO) { + gro_size = tpa_info->gro_size; + full_page = tpa_info->full_page; + } /* This is needed in order to enable forwarding support */ - if (frag_size) + if (frag_size) { skb_shinfo(skb)->gso_size = bnx2x_set_lro_mss(bp, tpa_info->parsing_flags, len_on_bd); + /* set for GRO */ + if (fp->mode == TPA_MODE_GRO) + skb_shinfo(skb)->gso_type = + (GET_FLAG(tpa_info->parsing_flags, + PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) == + PRS_FLAG_OVERETH_IPV6) ? + SKB_GSO_TCPV6 : SKB_GSO_TCPV4; + } + + #ifdef BNX2X_STOP_ON_ERROR if (pages > min_t(u32, 8, MAX_SKB_FRAGS)*SGE_PAGE_SIZE*PAGES_PER_SGE) { BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", @@ -459,7 +447,12 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, /* FW gives the indices of the SGE as if the ring is an array (meaning that "next" element will consume 2 indices) */ - frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); + if (fp->mode == TPA_MODE_GRO) + frag_len = min_t(u32, frag_size, (u32)full_page); + else /* LRO */ + frag_len = min_t(u32, frag_size, + (u32)(SGE_PAGE_SIZE * PAGES_PER_SGE)); + rx_pg = &fp->rx_page_ring[sge_idx]; old_rx_pg = *rx_pg; @@ -475,9 +468,21 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(&old_rx_pg, mapping), SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE); - /* Add one frag and update the appropriate fields in the skb */ - skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); + if (fp->mode == TPA_MODE_LRO) + skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); + else { /* GRO */ + int rem; + int offset = 0; + for (rem = frag_len; rem > 0; rem -= gro_size) { + int len = rem > gro_size ? gro_size : rem; + skb_fill_page_desc(skb, frag_id++, + old_rx_pg.page, offset, len); + if (offset) + get_page(old_rx_pg.page); + offset += len; + } + } skb->data_len += frag_len; skb->truesize += SGE_PAGE_SIZE * PAGES_PER_SGE; @@ -489,18 +494,17 @@ static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, return 0; } -static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, - u16 queue, struct eth_end_agg_rx_cqe *cqe, - u16 cqe_idx) +static inline void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, + struct bnx2x_agg_info *tpa_info, + u16 pages, + struct eth_end_agg_rx_cqe *cqe, + u16 cqe_idx) { - struct bnx2x_agg_info *tpa_info = &fp->tpa_info[queue]; struct sw_rx_bd *rx_buf = &tpa_info->first_buf; - u32 pad = tpa_info->placement_offset; + u8 pad = tpa_info->placement_offset; u16 len = tpa_info->len_on_bd; struct sk_buff *skb = NULL; - u8 *data = rx_buf->data; - /* alloc new skb */ - u8 *new_data; + u8 *new_data, *data = rx_buf->data; u8 old_tpa_state = tpa_info->tpa_state; tpa_info->tpa_state = BNX2X_TPA_STOP; @@ -523,11 +527,9 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, skb = build_skb(data); if (likely(skb)) { - #ifdef BNX2X_STOP_ON_ERROR if (pad + len > fp->rx_buf_size) { - BNX2X_ERR("skb_put is about to fail... " - "pad %d len %d rx_buf_size %d\n", + BNX2X_ERR("skb_put is about to fail... pad %d len %d rx_buf_size %d\n", pad, len, fp->rx_buf_size); bnx2x_panic(); return; @@ -541,13 +543,14 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, skb->protocol = eth_type_trans(skb, bp->dev); skb->ip_summed = CHECKSUM_UNNECESSARY; - if (!bnx2x_fill_frag_skb(bp, fp, queue, skb, cqe, cqe_idx)) { + if (!bnx2x_fill_frag_skb(bp, fp, tpa_info, pages, + skb, cqe, cqe_idx)) { if (tpa_info->parsing_flags & PARSING_FLAGS_VLAN) __vlan_hwaccel_put_tag(skb, tpa_info->vlan_tag); napi_gro_receive(&fp->napi, skb); } else { - DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" - " - dropping packet!\n"); + DP(NETIF_MSG_RX_STATUS, + "Failed to allocate new pages - dropping packet!\n"); dev_kfree_skb_any(skb); } @@ -557,7 +560,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, return; } - + kfree(new_data); drop: /* drop the packet and keep the buffer in the bin */ DP(NETIF_MSG_RX_STATUS, @@ -606,7 +609,7 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) struct eth_fast_path_rx_cqe *cqe_fp; u8 cqe_fp_flags; enum eth_rx_cqe_type cqe_fp_type; - u16 len, pad; + u16 len, pad, queue; u8 *data; #ifdef BNX2X_STOP_ON_ERROR @@ -623,28 +626,32 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) cqe_fp_flags = cqe_fp->type_error_flags; cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE; - DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" - " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), + DP(NETIF_MSG_RX_STATUS, + "CQE type %x err %x status %x queue %x vlan %x len %u\n", + CQE_TYPE(cqe_fp_flags), cqe_fp_flags, cqe_fp->status_flags, le32_to_cpu(cqe_fp->rss_hash_result), - le16_to_cpu(cqe_fp->vlan_tag), le16_to_cpu(cqe_fp->pkt_len)); + le16_to_cpu(cqe_fp->vlan_tag), + le16_to_cpu(cqe_fp->pkt_len_or_gro_seg_len)); /* is this a slowpath msg? */ if (unlikely(CQE_TYPE_SLOW(cqe_fp_type))) { bnx2x_sp_event(fp, cqe); goto next_cqe; } + rx_buf = &fp->rx_buf_ring[bd_cons]; data = rx_buf->data; if (!CQE_TYPE_FAST(cqe_fp_type)) { + struct bnx2x_agg_info *tpa_info; + u16 frag_size, pages; #ifdef BNX2X_STOP_ON_ERROR /* sanity check */ if (fp->disable_tpa && (CQE_TYPE_START(cqe_fp_type) || CQE_TYPE_STOP(cqe_fp_type))) - BNX2X_ERR("START/STOP packet while " - "disable_tpa type %x\n", + BNX2X_ERR("START/STOP packet while disable_tpa type %x\n", CQE_TYPE(cqe_fp_type)); #endif @@ -657,28 +664,38 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) bnx2x_tpa_start(fp, queue, bd_cons, bd_prod, cqe_fp); + goto next_rx; - } else { - u16 queue = - cqe->end_agg_cqe.queue_index; - DP(NETIF_MSG_RX_STATUS, - "calling tpa_stop on queue %d\n", - queue); - bnx2x_tpa_stop(bp, fp, queue, - &cqe->end_agg_cqe, - comp_ring_cons); + } + queue = cqe->end_agg_cqe.queue_index; + tpa_info = &fp->tpa_info[queue]; + DP(NETIF_MSG_RX_STATUS, + "calling tpa_stop on queue %d\n", + queue); + + frag_size = le16_to_cpu(cqe->end_agg_cqe.pkt_len) - + tpa_info->len_on_bd; + + if (fp->mode == TPA_MODE_GRO) + pages = (frag_size + tpa_info->full_page - 1) / + tpa_info->full_page; + else + pages = SGE_PAGE_ALIGN(frag_size) >> + SGE_PAGE_SHIFT; + + bnx2x_tpa_stop(bp, fp, tpa_info, pages, + &cqe->end_agg_cqe, comp_ring_cons); #ifdef BNX2X_STOP_ON_ERROR - if (bp->panic) - return 0; + if (bp->panic) + return 0; #endif - bnx2x_update_sge_prod(fp, cqe_fp); - goto next_cqe; - } + bnx2x_update_sge_prod(fp, pages, &cqe->end_agg_cqe); + goto next_cqe; } /* non TPA */ - len = le16_to_cpu(cqe_fp->pkt_len); + len = le16_to_cpu(cqe_fp->pkt_len_or_gro_seg_len); pad = cqe_fp->placement_offset; dma_sync_single_for_cpu(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping), @@ -688,7 +705,7 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) prefetch(data + pad); /* speedup eth_type_trans() */ /* is this an error packet? */ if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { - DP(NETIF_MSG_RX_ERR, + DP(NETIF_MSG_RX_ERR | NETIF_MSG_RX_STATUS, "ERROR flags %x rx packet %u\n", cqe_fp_flags, sw_comp_cons); fp->eth_q_stats.rx_err_discard_pkt++; @@ -702,7 +719,7 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) (len <= RX_COPY_THRESH)) { skb = netdev_alloc_skb_ip_align(bp->dev, len); if (skb == NULL) { - DP(NETIF_MSG_RX_ERR, + DP(NETIF_MSG_RX_ERR | NETIF_MSG_RX_STATUS, "ERROR packet dropped because of alloc failure\n"); fp->eth_q_stats.rx_skb_alloc_failed++; goto reuse_rx; @@ -723,9 +740,8 @@ int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) } skb_reserve(skb, pad); } else { - DP(NETIF_MSG_RX_ERR, - "ERROR packet dropped because " - "of alloc failure\n"); + DP(NETIF_MSG_RX_ERR | NETIF_MSG_RX_STATUS, + "ERROR packet dropped because of alloc failure\n"); fp->eth_q_stats.rx_skb_alloc_failed++; reuse_rx: bnx2x_reuse_rx_data(fp, bd_cons, bd_prod); @@ -794,8 +810,8 @@ static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) struct bnx2x *bp = fp->bp; u8 cos; - DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB " - "[fp %d fw_sd %d igusb %d]\n", + DP(NETIF_MSG_INTR, + "got an MSI-X interrupt on IDX:SB [fp %d fw_sd %d igusb %d]\n", fp->index, fp->fw_sb_id, fp->igu_sb_id); bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0); @@ -1008,10 +1024,8 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) first_buf->data = kmalloc(fp->rx_buf_size + NET_SKB_PAD, GFP_ATOMIC); if (!first_buf->data) { - BNX2X_ERR("Failed to allocate TPA " - "skb pool for queue[%d] - " - "disabling TPA on this " - "queue!\n", j); + BNX2X_ERR("Failed to allocate TPA skb pool for queue[%d] - disabling TPA on this queue!\n", + j); bnx2x_free_tpa_pool(bp, fp, i); fp->disable_tpa = 1; break; @@ -1031,10 +1045,10 @@ void bnx2x_init_rx_rings(struct bnx2x *bp) i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { - BNX2X_ERR("was only able to allocate " - "%d rx sges\n", i); - BNX2X_ERR("disabling TPA for " - "queue[%d]\n", j); + BNX2X_ERR("was only able to allocate %d rx sges\n", + i); + BNX2X_ERR("disabling TPA for queue[%d]\n", + j); /* Cleanup already allocated elements */ bnx2x_free_rx_sge_range(bp, fp, ring_prod); @@ -1189,8 +1203,8 @@ static void bnx2x_free_msix_irqs(struct bnx2x *bp, int nvecs) for_each_eth_queue(bp, i) { if (nvecs == offset) return; - DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d " - "irq\n", i, bp->msix_table[offset].vector); + DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq\n", + i, bp->msix_table[offset].vector); free_irq(bp->msix_table[offset++].vector, &bp->fp[i]); } @@ -1212,21 +1226,21 @@ int bnx2x_enable_msix(struct bnx2x *bp) int msix_vec = 0, i, rc, req_cnt; bp->msix_table[msix_vec].entry = msix_vec; - DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", + BNX2X_DEV_INFO("msix_table[0].entry = %d (slowpath)\n", bp->msix_table[0].entry); msix_vec++; #ifdef BCM_CNIC bp->msix_table[msix_vec].entry = msix_vec; - DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d (CNIC)\n", + BNX2X_DEV_INFO("msix_table[%d].entry = %d (CNIC)\n", bp->msix_table[msix_vec].entry, bp->msix_table[msix_vec].entry); msix_vec++; #endif /* We need separate vectors for ETH queues only (not FCoE) */ for_each_eth_queue(bp, i) { bp->msix_table[msix_vec].entry = msix_vec; - DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " - "(fastpath #%u)\n", msix_vec, msix_vec, i); + BNX2X_DEV_INFO("msix_table[%d].entry = %d (fastpath #%u)\n", + msix_vec, msix_vec, i); msix_vec++; } @@ -1242,14 +1256,12 @@ int bnx2x_enable_msix(struct bnx2x *bp) /* how less vectors we will have? */ int diff = req_cnt - rc; - DP(NETIF_MSG_IFUP, - "Trying to use less MSI-X vectors: %d\n", rc); + BNX2X_DEV_INFO("Trying to use less MSI-X vectors: %d\n", rc); rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], rc); if (rc) { - DP(NETIF_MSG_IFUP, - "MSI-X is not attainable rc %d\n", rc); + BNX2X_DEV_INFO("MSI-X is not attainable rc %d\n", rc); return rc; } /* @@ -1257,13 +1269,13 @@ int bnx2x_enable_msix(struct bnx2x *bp) */ bp->num_queues -= diff; - DP(NETIF_MSG_IFUP, "New queue configuration set: %d\n", + BNX2X_DEV_INFO("New queue configuration set: %d\n", bp->num_queues); } else if (rc) { /* fall to INTx if not enough memory */ if (rc == -ENOMEM) bp->flags |= DISABLE_MSI_FLAG; - DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); + BNX2X_DEV_INFO("MSI-X is not attainable rc %d\n", rc); return rc; } @@ -1306,8 +1318,7 @@ static int bnx2x_req_msix_irqs(struct bnx2x *bp) i = BNX2X_NUM_ETH_QUEUES(bp); offset = 1 + CNIC_PRESENT; - netdev_info(bp->dev, "using MSI-X IRQs: sp %d fp[%d] %d" - " ... fp[%d] %d\n", + netdev_info(bp->dev, "using MSI-X IRQs: sp %d fp[%d] %d ... fp[%d] %d\n", bp->msix_table[0].vector, 0, bp->msix_table[offset].vector, i - 1, bp->msix_table[offset + i - 1].vector); @@ -1321,7 +1332,7 @@ int bnx2x_enable_msi(struct bnx2x *bp) rc = pci_enable_msi(bp->pdev); if (rc) { - DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); + BNX2X_DEV_INFO("MSI is not attainable\n"); return -1; } bp->flags |= USING_MSI_FLAG; @@ -1442,8 +1453,8 @@ void bnx2x_set_num_queues(struct bnx2x *bp) } #ifdef BCM_CNIC - /* override in ISCSI SD mod */ - if (IS_MF_ISCSI_SD(bp)) + /* override in STORAGE SD mode */ + if (IS_MF_STORAGE_SD(bp)) bp->num_queues = 1; #endif /* Add special queues */ @@ -1498,7 +1509,7 @@ static inline int bnx2x_set_real_num_queues(struct bnx2x *bp) return rc; } - DP(NETIF_MSG_DRV, "Setting real num queues to (tx, rx) (%d, %d)\n", + DP(NETIF_MSG_IFUP, "Setting real num queues to (tx, rx) (%d, %d)\n", tx, rx); return rc; @@ -1563,7 +1574,7 @@ static inline int bnx2x_init_rss_pf(struct bnx2x *bp) int bnx2x_config_rss_pf(struct bnx2x *bp, u8 *ind_table, bool config_hash) { - struct bnx2x_config_rss_params params = {0}; + struct bnx2x_config_rss_params params = {NULL}; int i; /* Although RSS is meaningless when there is a single HW queue we @@ -1626,7 +1637,7 @@ int bnx2x_config_rss_pf(struct bnx2x *bp, u8 *ind_table, bool config_hash) static inline int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) { - struct bnx2x_func_state_params func_params = {0}; + struct bnx2x_func_state_params func_params = {NULL}; /* Prepare parameters for function state transitions */ __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags); @@ -1647,7 +1658,7 @@ static void bnx2x_squeeze_objects(struct bnx2x *bp) { int rc; unsigned long ramrod_flags = 0, vlan_mac_flags = 0; - struct bnx2x_mcast_ramrod_params rparam = {0}; + struct bnx2x_mcast_ramrod_params rparam = {NULL}; struct bnx2x_vlan_mac_obj *mac_obj = &bp->fp->mac_obj; /***************** Cleanup MACs' object first *************************/ @@ -1679,8 +1690,8 @@ static void bnx2x_squeeze_objects(struct bnx2x *bp) /* Add a DEL command... */ rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_DEL); if (rc < 0) - BNX2X_ERR("Failed to add a new DEL command to a multi-cast " - "object: %d\n", rc); + BNX2X_ERR("Failed to add a new DEL command to a multi-cast object: %d\n", + rc); /* ...and wait until all pending commands are cleared */ rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_CONT); @@ -1718,8 +1729,10 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) int i, rc; #ifdef BNX2X_STOP_ON_ERROR - if (unlikely(bp->panic)) + if (unlikely(bp->panic)) { + BNX2X_ERR("Can't load NIC when there is panic\n"); return -EPERM; + } #endif bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; @@ -1739,6 +1752,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) * allocated only once, fp index, max_cos, bp pointer. * Also set fp->disable_tpa. */ + DP(NETIF_MSG_IFUP, "num queues: %d", bp->num_queues); for_each_queue(bp, i) bnx2x_bz_fp(bp, i); @@ -1767,12 +1781,27 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bnx2x_napi_enable(bp); + /* set pf load just before approaching the MCP */ + bnx2x_set_pf_load(bp); + /* Send LOAD_REQUEST command to MCP * Returns the type of LOAD command: * if it is the first port to be initialized * common blocks should be initialized, otherwise - not */ if (!BP_NOMCP(bp)) { + /* init fw_seq */ + bp->fw_seq = + (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & + DRV_MSG_SEQ_NUMBER_MASK); + BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); + + /* Get current FW pulse sequence */ + bp->fw_drv_pulse_wr_seq = + (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_pulse_mb) & + DRV_PULSE_SEQ_MASK); + BNX2X_DEV_INFO("drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); + load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ, 0); if (!load_code) { BNX2X_ERR("MCP response failure, aborting\n"); @@ -1780,9 +1809,33 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) LOAD_ERROR_EXIT(bp, load_error1); } if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { + BNX2X_ERR("Driver load refused\n"); rc = -EBUSY; /* other port in diagnostic mode */ LOAD_ERROR_EXIT(bp, load_error1); } + if (load_code != FW_MSG_CODE_DRV_LOAD_COMMON_CHIP && + load_code != FW_MSG_CODE_DRV_LOAD_COMMON) { + /* build FW version dword */ + u32 my_fw = (BCM_5710_FW_MAJOR_VERSION) + + (BCM_5710_FW_MINOR_VERSION << 8) + + (BCM_5710_FW_REVISION_VERSION << 16) + + (BCM_5710_FW_ENGINEERING_VERSION << 24); + + /* read loaded FW from chip */ + u32 loaded_fw = REG_RD(bp, XSEM_REG_PRAM); + + DP(BNX2X_MSG_SP, "loaded fw %x, my fw %x", + loaded_fw, my_fw); + + /* abort nic load if version mismatch */ + if (my_fw != loaded_fw) { + BNX2X_ERR("bnx2x with FW %x already loaded, " + "which mismatches my %x FW. aborting", + loaded_fw, my_fw); + rc = -EBUSY; + LOAD_ERROR_EXIT(bp, load_error2); + } + } } else { int path = BP_PATH(bp); @@ -1817,7 +1870,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } else bp->port.pmf = 0; - DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); + DP(NETIF_MSG_IFUP, "pmf %d\n", bp->port.pmf); /* Init Function state controlling object */ bnx2x__init_func_obj(bp); @@ -1833,6 +1886,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) /* Connect to IRQs */ rc = bnx2x_setup_irqs(bp); if (rc) { + BNX2X_ERR("IRQs setup failed\n"); bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE, 0); LOAD_ERROR_EXIT(bp, load_error2); } @@ -1883,21 +1937,27 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) for_each_nondefault_queue(bp, i) { rc = bnx2x_setup_queue(bp, &bp->fp[i], 0); - if (rc) + if (rc) { + BNX2X_ERR("Queue setup failed\n"); LOAD_ERROR_EXIT(bp, load_error4); + } } rc = bnx2x_init_rss_pf(bp); - if (rc) + if (rc) { + BNX2X_ERR("PF RSS init failed\n"); LOAD_ERROR_EXIT(bp, load_error4); + } /* Now when Clients are configured we are ready to work */ bp->state = BNX2X_STATE_OPEN; /* Configure a ucast MAC */ rc = bnx2x_set_eth_mac(bp, true); - if (rc) + if (rc) { + BNX2X_ERR("Setting Ethernet MAC failed\n"); LOAD_ERROR_EXIT(bp, load_error4); + } if (bp->pending_max) { bnx2x_update_max_mf_config(bp, bp->pending_max); @@ -1935,7 +1995,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } if (bp->port.pmf) - bnx2x_update_drv_flags(bp, DRV_FLAGS_DCB_CONFIGURED, 0); + bnx2x_update_drv_flags(bp, 1 << DRV_FLAGS_DCB_CONFIGURED, 0); else bnx2x__link_status_update(bp); @@ -1949,7 +2009,15 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) if (bp->state == BNX2X_STATE_OPEN) bnx2x_cnic_notify(bp, CNIC_CTL_START_CMD); #endif - bnx2x_inc_load_cnt(bp); + + /* mark driver is loaded in shmem2 */ + if (SHMEM2_HAS(bp, drv_capabilities_flag)) { + u32 val; + val = SHMEM2_RD(bp, drv_capabilities_flag[BP_FW_MB_IDX(bp)]); + SHMEM2_WR(bp, drv_capabilities_flag[BP_FW_MB_IDX(bp)], + val | DRV_FLAGS_CAPABILITIES_LOADED_SUPPORTED | + DRV_FLAGS_CAPABILITIES_LOADED_L2); + } /* Wait for all pending SP commands to complete */ if (!bnx2x_wait_sp_comp(bp, ~0x0UL)) { @@ -1989,6 +2057,8 @@ load_error2: bp->port.pmf = 0; load_error1: bnx2x_napi_disable(bp); + /* clear pf_load status, as it was already set */ + bnx2x_clear_pf_load(bp); load_error0: bnx2x_free_mem(bp); @@ -2002,6 +2072,14 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) int i; bool global = false; + /* mark driver is unloaded in shmem2 */ + if (SHMEM2_HAS(bp, drv_capabilities_flag)) { + u32 val; + val = SHMEM2_RD(bp, drv_capabilities_flag[BP_FW_MB_IDX(bp)]); + SHMEM2_WR(bp, drv_capabilities_flag[BP_FW_MB_IDX(bp)], + val & ~DRV_FLAGS_CAPABILITIES_LOADED_L2); + } + if ((bp->state == BNX2X_STATE_CLOSED) || (bp->state == BNX2X_STATE_ERROR)) { /* We can get here if the driver has been unloaded @@ -2016,8 +2094,8 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) bnx2x_release_leader_lock(bp); smp_mb(); - DP(NETIF_MSG_HW, "Releasing a leadership...\n"); - + DP(NETIF_MSG_IFDOWN, "Releasing a leadership...\n"); + BNX2X_ERR("Can't unload in closed or error state\n"); return -EINVAL; } @@ -2046,6 +2124,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) bnx2x_drv_pulse(bp); bnx2x_stats_handle(bp, STATS_EVENT_STOP); + bnx2x_save_statistics(bp); /* Cleanup the chip if needed */ if (unload_mode != UNLOAD_RECOVERY) @@ -2109,7 +2188,7 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) /* The last driver must disable a "close the gate" if there is no * parity attention or "process kill" pending. */ - if (!bnx2x_dec_load_cnt(bp) && bnx2x_reset_is_done(bp, BP_PATH(bp))) + if (!bnx2x_clear_pf_load(bp) && bnx2x_reset_is_done(bp, BP_PATH(bp))) bnx2x_disable_close_the_gate(bp); return 0; @@ -2121,7 +2200,7 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) /* If there is no power capability, silently succeed */ if (!bp->pm_cap) { - DP(NETIF_MSG_HW, "No power capability. Breaking.\n"); + BNX2X_DEV_INFO("No power capability. Breaking.\n"); return 0; } @@ -2162,6 +2241,7 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) break; default: + dev_err(&bp->pdev->dev, "Can't support state = %d\n", state); return -EINVAL; } return 0; @@ -2231,7 +2311,7 @@ int bnx2x_poll(struct napi_struct *napi, int budget) if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { napi_complete(napi); /* Re-enable interrupts */ - DP(NETIF_MSG_HW, + DP(NETIF_MSG_RX_STATUS, "Update index to %d\n", fp->fp_hc_idx); bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, le16_to_cpu(fp->fp_hc_idx), @@ -2265,9 +2345,8 @@ static noinline u16 bnx2x_tx_split(struct bnx2x *bp, h_tx_bd->nbd = cpu_to_le16(nbd); h_tx_bd->nbytes = cpu_to_le16(hlen); - DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " - "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, - h_tx_bd->addr_lo, h_tx_bd->nbd); + DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d (%x:%x) nbd %d\n", + h_tx_bd->nbytes, h_tx_bd->addr_hi, h_tx_bd->addr_lo, h_tx_bd->nbd); /* now get a new data BD * (after the pbd) and fill it */ @@ -2407,8 +2486,7 @@ static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, exit_lbl: if (unlikely(to_copy)) DP(NETIF_MSG_TX_QUEUED, - "Linearization IS REQUIRED for %s packet. " - "num_frags %d hlen %d first_bd_sz %d\n", + "Linearization IS REQUIRED for %s packet. num_frags %d hlen %d first_bd_sz %d\n", (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); @@ -2616,7 +2694,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) #endif /* enable this debug print to view the transmission queue being used - DP(BNX2X_MSG_FP, "indices: txq %d, fp %d, txdata %d\n", + DP(NETIF_MSG_TX_QUEUED, "indices: txq %d, fp %d, txdata %d\n", txq_index, fp_index, txdata_index); */ /* locate the fastpath and the txdata */ @@ -2624,8 +2702,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) txdata = &fp->txdata[txdata_index]; /* enable this debug print to view the tranmission details - DP(BNX2X_MSG_FP,"transmitting packet cid %d fp index %d txdata_index %d" - " tx_data ptr %p fp pointer %p\n", + DP(NETIF_MSG_TX_QUEUED, + "transmitting packet cid %d fp index %d txdata_index %d tx_data ptr %p fp pointer %p\n", txdata->cid, fp_index, txdata_index, txdata, fp); */ if (unlikely(bnx2x_tx_avail(bp, txdata) < @@ -2636,8 +2714,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } - DP(NETIF_MSG_TX_QUEUED, "queue[%d]: SKB: summed %x protocol %x " - "protocol(%x,%x) gso type %x xmit_type %x\n", + DP(NETIF_MSG_TX_QUEUED, + "queue[%d]: SKB: summed %x protocol %x protocol(%x,%x) gso type %x xmit_type %x\n", txq_index, skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); @@ -2659,8 +2737,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Statistics of linearization */ bp->lin_cnt++; if (skb_linearize(skb) != 0) { - DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " - "silently dropping this SKB\n"); + DP(NETIF_MSG_TX_QUEUED, + "SKB linearization failed - silently dropping this SKB\n"); dev_kfree_skb_any(skb); return NETDEV_TX_OK; } @@ -2670,8 +2748,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) mapping = dma_map_single(&bp->pdev->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { - DP(NETIF_MSG_TX_QUEUED, "SKB mapping failed - " - "silently dropping this SKB\n"); + DP(NETIF_MSG_TX_QUEUED, + "SKB mapping failed - silently dropping this SKB\n"); dev_kfree_skb_any(skb); return NETDEV_TX_OK; } @@ -2766,8 +2844,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb)); pkt_size = tx_start_bd->nbytes; - DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" - " nbytes %d flags %x vlan %x\n", + DP(NETIF_MSG_TX_QUEUED, + "first bd @%p addr (%x:%x) nbd %d nbytes %d flags %x vlan %x\n", tx_start_bd, tx_start_bd->addr_hi, tx_start_bd->addr_lo, le16_to_cpu(tx_start_bd->nbd), le16_to_cpu(tx_start_bd->nbytes), tx_start_bd->bd_flags.as_bitfield, @@ -2810,8 +2888,8 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { unsigned int pkts_compl = 0, bytes_compl = 0; - DP(NETIF_MSG_TX_QUEUED, "Unable to map page - " - "dropping packet...\n"); + DP(NETIF_MSG_TX_QUEUED, + "Unable to map page - dropping packet...\n"); /* we need unmap all buffers already mapped * for this SKB; @@ -2867,8 +2945,7 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) if (pbd_e1x) DP(NETIF_MSG_TX_QUEUED, - "PBD (E1X) @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" - " tcp_flags %x xsum %x seq %u hlen %u\n", + "PBD (E1X) @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u tcp_flags %x xsum %x seq %u hlen %u\n", pbd_e1x, pbd_e1x->global_data, pbd_e1x->ip_hlen_w, pbd_e1x->ip_id, pbd_e1x->lso_mss, pbd_e1x->tcp_flags, pbd_e1x->tcp_pseudo_csum, pbd_e1x->tcp_send_seq, @@ -2944,23 +3021,22 @@ int bnx2x_setup_tc(struct net_device *dev, u8 num_tc) /* requested to support too many traffic classes */ if (num_tc > bp->max_cos) { - DP(NETIF_MSG_TX_ERR, "support for too many traffic classes" - " requested: %d. max supported is %d\n", - num_tc, bp->max_cos); + BNX2X_ERR("support for too many traffic classes requested: %d. max supported is %d\n", + num_tc, bp->max_cos); return -EINVAL; } /* declare amount of supported traffic classes */ if (netdev_set_num_tc(dev, num_tc)) { - DP(NETIF_MSG_TX_ERR, "failed to declare %d traffic classes\n", - num_tc); + BNX2X_ERR("failed to declare %d traffic classes\n", num_tc); return -EINVAL; } /* configure priority to traffic class mapping */ for (prio = 0; prio < BNX2X_MAX_PRIORITY; prio++) { netdev_set_prio_tc_map(dev, prio, bp->prio_to_cos[prio]); - DP(BNX2X_MSG_SP, "mapping priority %d to tc %d\n", + DP(BNX2X_MSG_SP | NETIF_MSG_IFUP, + "mapping priority %d to tc %d\n", prio, bp->prio_to_cos[prio]); } @@ -2980,7 +3056,8 @@ int bnx2x_setup_tc(struct net_device *dev, u8 num_tc) count = BNX2X_NUM_ETH_QUEUES(bp); offset = cos * MAX_TXQS_PER_COS; netdev_set_tc_queue(dev, cos, count, offset); - DP(BNX2X_MSG_SP, "mapping tc %d to offset %d count %d\n", + DP(BNX2X_MSG_SP | NETIF_MSG_IFUP, + "mapping tc %d to offset %d count %d\n", cos, offset, count); } @@ -2994,12 +3071,16 @@ int bnx2x_change_mac_addr(struct net_device *dev, void *p) struct bnx2x *bp = netdev_priv(dev); int rc = 0; - if (!bnx2x_is_valid_ether_addr(bp, addr->sa_data)) + if (!bnx2x_is_valid_ether_addr(bp, addr->sa_data)) { + BNX2X_ERR("Requested MAC address is not valid\n"); return -EINVAL; + } #ifdef BCM_CNIC - if (IS_MF_ISCSI_SD(bp) && !is_zero_ether_addr(addr->sa_data)) + if (IS_MF_STORAGE_SD(bp) && !is_zero_ether_addr(addr->sa_data)) { + BNX2X_ERR("Can't configure non-zero address on iSCSI or FCoE functions in MF-SD mode\n"); return -EINVAL; + } #endif if (netif_running(dev)) { @@ -3008,6 +3089,7 @@ int bnx2x_change_mac_addr(struct net_device *dev, void *p) return rc; } + dev->addr_assign_type &= ~NET_ADDR_RANDOM; memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); if (netif_running(dev)) @@ -3072,7 +3154,7 @@ static void bnx2x_free_fp_mem_at(struct bnx2x *bp, int fp_index) for_each_cos_in_tx_queue(fp, cos) { struct bnx2x_fp_txdata *txdata = &fp->txdata[cos]; - DP(BNX2X_MSG_SP, + DP(NETIF_MSG_IFDOWN, "freeing tx memory of fp %d cos %d cid %d\n", fp_index, cos, txdata->cid); @@ -3117,15 +3199,22 @@ static int bnx2x_alloc_fp_mem_at(struct bnx2x *bp, int index) int rx_ring_size = 0; #ifdef BCM_CNIC - if (!bp->rx_ring_size && IS_MF_ISCSI_SD(bp)) { + if (!bp->rx_ring_size && IS_MF_STORAGE_SD(bp)) { rx_ring_size = MIN_RX_SIZE_NONTPA; bp->rx_ring_size = rx_ring_size; } else #endif if (!bp->rx_ring_size) { + u32 cfg = SHMEM_RD(bp, + dev_info.port_hw_config[BP_PORT(bp)].default_cfg); rx_ring_size = MAX_RX_AVAIL/BNX2X_NUM_RX_QUEUES(bp); + /* Dercease ring size for 1G functions */ + if ((cfg & PORT_HW_CFG_NET_SERDES_IF_MASK) == + PORT_HW_CFG_NET_SERDES_IF_SGMII) + rx_ring_size /= 10; + /* allocate at least number of buffers required by FW */ rx_ring_size = max_t(int, bp->disable_tpa ? MIN_RX_SIZE_NONTPA : MIN_RX_SIZE_TPA, rx_ring_size); @@ -3164,8 +3253,8 @@ static int bnx2x_alloc_fp_mem_at(struct bnx2x *bp, int index) for_each_cos_in_tx_queue(fp, cos) { struct bnx2x_fp_txdata *txdata = &fp->txdata[cos]; - DP(BNX2X_MSG_SP, "allocating tx memory of " - "fp %d cos %d\n", + DP(NETIF_MSG_IFUP, + "allocating tx memory of fp %d cos %d\n", index, cos); BNX2X_ALLOC(txdata->tx_buf_ring, @@ -3402,6 +3491,7 @@ int bnx2x_fcoe_get_wwn(struct net_device *dev, u64 *wwn, int type) cp->fcoe_wwn_port_name_lo); break; default: + BNX2X_ERR("Wrong WWN type requested - %d\n", type); return -EINVAL; } @@ -3415,13 +3505,15 @@ int bnx2x_change_mtu(struct net_device *dev, int new_mtu) struct bnx2x *bp = netdev_priv(dev); if (bp->recovery_state != BNX2X_RECOVERY_DONE) { - pr_err("Handling parity error recovery. Try again later\n"); + BNX2X_ERR("Can't perform change MTU during parity recovery\n"); return -EAGAIN; } if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || - ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) + ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) { + BNX2X_ERR("Can't support requested MTU size\n"); return -EINVAL; + } /* This does not race with packet allocation * because the actual alloc size is @@ -3429,17 +3521,21 @@ int bnx2x_change_mtu(struct net_device *dev, int new_mtu) */ dev->mtu = new_mtu; + bp->gro_check = bnx2x_need_gro_check(new_mtu); + return bnx2x_reload_if_running(dev); } netdev_features_t bnx2x_fix_features(struct net_device *dev, - netdev_features_t features) + netdev_features_t features) { struct bnx2x *bp = netdev_priv(dev); /* TPA requires Rx CSUM offloading */ - if (!(features & NETIF_F_RXCSUM) || bp->disable_tpa) + if (!(features & NETIF_F_RXCSUM) || bp->disable_tpa) { features &= ~NETIF_F_LRO; + features &= ~NETIF_F_GRO; + } return features; } @@ -3455,6 +3551,11 @@ int bnx2x_set_features(struct net_device *dev, netdev_features_t features) else flags &= ~TPA_ENABLE_FLAG; + if (features & NETIF_F_GRO) + flags |= GRO_ENABLE_FLAG; + else + flags &= ~GRO_ENABLE_FLAG; + if (features & NETIF_F_LOOPBACK) { if (bp->link_params.loopback_mode != LOOPBACK_BMAC) { bp->link_params.loopback_mode = LOOPBACK_BMAC; @@ -3542,7 +3643,7 @@ int bnx2x_resume(struct pci_dev *pdev) bp = netdev_priv(dev); if (bp->recovery_state != BNX2X_RECOVERY_DONE) { - pr_err("Handling parity error recovery. Try again later\n"); + BNX2X_ERR("Handling parity error recovery. Try again later\n"); return -EAGAIN; } @@ -3558,8 +3659,6 @@ int bnx2x_resume(struct pci_dev *pdev) bnx2x_set_power_state(bp, PCI_D0); netif_device_attach(dev); - /* Since the chip was reset, clear the FW sequence number */ - bp->fw_seq = 0; rc = bnx2x_nic_load(bp, LOAD_OPEN); rtnl_unlock(); @@ -3589,8 +3688,9 @@ static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port, u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATUS_BLOCK_DATA_TIMEOUT_OFFSET(fw_sb_id, sb_index); REG_WR8(bp, addr, ticks); - DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n", - port, fw_sb_id, sb_index, ticks); + DP(NETIF_MSG_IFUP, + "port %x fw_sb_id %d sb_index %d ticks %d\n", + port, fw_sb_id, sb_index, ticks); } static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port, @@ -3605,8 +3705,9 @@ static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port, flags &= ~HC_INDEX_DATA_HC_ENABLED; flags |= enable_flag; REG_WR16(bp, addr, flags); - DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n", - port, fw_sb_id, sb_index, disable); + DP(NETIF_MSG_IFUP, + "port %x fw_sb_id %d sb_index %d disable %d\n", + port, fw_sb_id, sb_index, disable); } void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u8 fw_sb_id, |