X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_vnic.c;h=14ad33b4e86c98c11ea7bb4515e13eaf4a8552cc;hb=2addc463eed9e2d7cbda25b7bf9d2ed1412b7236;hp=4e378a975f4fd88dc0a66ab8dd9e51554947de49;hpb=b7778e8a1c00a76872a02840150022e2210bc912;p=dpdk.git diff --git a/drivers/net/bnxt/bnxt_vnic.c b/drivers/net/bnxt/bnxt_vnic.c index 4e378a975f..14ad33b4e8 100644 --- a/drivers/net/bnxt/bnxt_vnic.c +++ b/drivers/net/bnxt/bnxt_vnic.c @@ -1,34 +1,6 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2014-2015 Broadcom Corporation. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Broadcom Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2014-2021 Broadcom + * All rights reserved. */ #include @@ -44,7 +16,7 @@ * VNIC Functions */ -static void prandom_bytes(void *dest_ptr, size_t len) +void prandom_bytes(void *dest_ptr, size_t len) { char *dest = (char *)dest_ptr; uint64_t rb; @@ -63,11 +35,11 @@ static void prandom_bytes(void *dest_ptr, size_t len) } } -void bnxt_init_vnics(struct bnxt *bp) +static void bnxt_init_vnics(struct bnxt *bp) { struct bnxt_vnic_info *vnic; uint16_t max_vnics; - int i, j; + int i; max_vnics = bp->max_vnics; STAILQ_INIT(&bp->free_vnic_list); @@ -77,37 +49,14 @@ void bnxt_init_vnics(struct bnxt *bp) vnic->rss_rule = (uint16_t)HWRM_NA_SIGNATURE; vnic->cos_rule = (uint16_t)HWRM_NA_SIGNATURE; vnic->lb_rule = (uint16_t)HWRM_NA_SIGNATURE; + vnic->hash_mode = + HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_DEFAULT; + vnic->rx_queue_cnt = 0; - for (j = 0; j < MAX_QUEUES_PER_VNIC; j++) - vnic->fw_grp_ids[j] = (uint16_t)HWRM_NA_SIGNATURE; - - prandom_bytes(vnic->rss_hash_key, HW_HASH_KEY_SIZE); STAILQ_INIT(&vnic->filter); + STAILQ_INIT(&vnic->flow_list); STAILQ_INSERT_TAIL(&bp->free_vnic_list, vnic, next); } - for (i = 0; i < MAX_FF_POOLS; i++) - STAILQ_INIT(&bp->ff_pool[i]); -} - -int bnxt_free_vnic(struct bnxt *bp, struct bnxt_vnic_info *vnic, - int pool) -{ - struct bnxt_vnic_info *temp; - - temp = STAILQ_FIRST(&bp->ff_pool[pool]); - while (temp) { - if (temp == vnic) { - STAILQ_REMOVE(&bp->ff_pool[pool], vnic, - bnxt_vnic_info, next); - vnic->fw_vnic_id = (uint16_t)HWRM_NA_SIGNATURE; - STAILQ_INSERT_TAIL(&bp->free_vnic_list, vnic, - next); - return 0; - } - temp = STAILQ_NEXT(temp, next); - } - RTE_LOG(ERR, PMD, "VNIC %p is not found in pool[%d]\n", vnic, pool); - return -EINVAL; } struct bnxt_vnic_info *bnxt_alloc_vnic(struct bnxt *bp) @@ -117,7 +66,7 @@ struct bnxt_vnic_info *bnxt_alloc_vnic(struct bnxt *bp) /* Find the 1st unused vnic from the free_vnic_list pool*/ vnic = STAILQ_FIRST(&bp->free_vnic_list); if (!vnic) { - RTE_LOG(ERR, PMD, "No more free VNIC resources\n"); + PMD_DRV_LOG(ERR, "No more free VNIC resources\n"); return NULL; } STAILQ_REMOVE_HEAD(&bp->free_vnic_list, next); @@ -126,26 +75,29 @@ struct bnxt_vnic_info *bnxt_alloc_vnic(struct bnxt *bp) void bnxt_free_all_vnics(struct bnxt *bp) { - struct bnxt_vnic_info *temp, *next; - int i; + struct bnxt_vnic_info *vnic; + unsigned int i; - for (i = 0; i < MAX_FF_POOLS; i++) { - temp = STAILQ_FIRST(&bp->ff_pool[i]); - while (temp) { - next = STAILQ_NEXT(temp, next); - STAILQ_REMOVE(&bp->ff_pool[i], temp, bnxt_vnic_info, - next); - STAILQ_INSERT_TAIL(&bp->free_vnic_list, temp, next); - temp = next; - } + if (bp->vnic_info == NULL) + return; + + for (i = 0; i < bp->max_vnics; i++) { + vnic = &bp->vnic_info[i]; + STAILQ_INSERT_TAIL(&bp->free_vnic_list, vnic, next); + vnic->rx_queue_cnt = 0; } } void bnxt_free_vnic_attributes(struct bnxt *bp) { struct bnxt_vnic_info *vnic; + unsigned int i; + + if (bp->vnic_info == NULL) + return; - STAILQ_FOREACH(vnic, &bp->free_vnic_list, next) { + for (i = 0; i < bp->max_vnics; i++) { + vnic = &bp->vnic_info[i]; if (vnic->rss_table) { /* 'Unreserve' the rss_table */ /* N/A */ @@ -168,27 +120,39 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp) struct rte_pci_device *pdev = bp->pdev; const struct rte_memzone *mz; char mz_name[RTE_MEMZONE_NAMESIZE]; - uint32_t entry_length = RTE_CACHE_LINE_ROUNDUP( - HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table) + - HW_HASH_KEY_SIZE); + uint32_t entry_length; + size_t rss_table_size; uint16_t max_vnics; int i; + rte_iova_t mz_phys_addr; + + entry_length = HW_HASH_KEY_SIZE + + BNXT_MAX_MC_ADDRS * RTE_ETHER_ADDR_LEN; + + if (BNXT_CHIP_P5(bp)) + rss_table_size = BNXT_RSS_TBL_SIZE_P5 * + 2 * sizeof(*vnic->rss_table); + else + rss_table_size = HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table); + + entry_length = RTE_CACHE_LINE_ROUNDUP(entry_length + rss_table_size); max_vnics = bp->max_vnics; snprintf(mz_name, RTE_MEMZONE_NAMESIZE, - "bnxt_%04x:%02x:%02x:%02x_vnicattr", pdev->addr.domain, + "bnxt_" PCI_PRI_FMT "_vnicattr", pdev->addr.domain, pdev->addr.bus, pdev->addr.devid, pdev->addr.function); mz_name[RTE_MEMZONE_NAMESIZE - 1] = 0; mz = rte_memzone_lookup(mz_name); if (!mz) { mz = rte_memzone_reserve(mz_name, - entry_length * max_vnics, - SOCKET_ID_ANY, - RTE_MEMZONE_2MB | - RTE_MEMZONE_SIZE_HINT_ONLY); + entry_length * max_vnics, SOCKET_ID_ANY, + RTE_MEMZONE_2MB | + RTE_MEMZONE_SIZE_HINT_ONLY | + RTE_MEMZONE_IOVA_CONTIG); if (!mz) return -ENOMEM; } + mz_phys_addr = mz->iova; for (i = 0; i < max_vnics; i++) { vnic = &bp->vnic_info[i]; @@ -198,12 +162,17 @@ int bnxt_alloc_vnic_attributes(struct bnxt *bp) (void *)((char *)mz->addr + (entry_length * i)); memset(vnic->rss_table, -1, entry_length); - vnic->rss_table_dma_addr = mz->phys_addr + (entry_length * i); + vnic->rss_table_dma_addr = mz_phys_addr + (entry_length * i); vnic->rss_hash_key = (void *)((char *)vnic->rss_table + - HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table)); + rss_table_size); vnic->rss_hash_key_dma_addr = vnic->rss_table_dma_addr + - HW_HASH_INDEX_SIZE * sizeof(*vnic->rss_table); + rss_table_size; + vnic->mc_list = (void *)((char *)vnic->rss_hash_key + + HW_HASH_KEY_SIZE); + vnic->mc_list_dma_addr = vnic->rss_hash_key_dma_addr + + HW_HASH_KEY_SIZE; + prandom_bytes(vnic->rss_hash_key, HW_HASH_KEY_SIZE); } return 0; @@ -221,7 +190,7 @@ void bnxt_free_vnic_mem(struct bnxt *bp) for (i = 0; i < max_vnics; i++) { vnic = &bp->vnic_info[i]; if (vnic->fw_vnic_id != (uint16_t)HWRM_NA_SIGNATURE) { - RTE_LOG(ERR, PMD, "VNIC is not freed yet!\n"); + PMD_DRV_LOG(ERR, "VNIC is not freed yet!\n"); /* TODO Call HWRM to free VNIC */ } } @@ -240,10 +209,113 @@ int bnxt_alloc_vnic_mem(struct bnxt *bp) vnic_mem = rte_zmalloc("bnxt_vnic_info", max_vnics * sizeof(struct bnxt_vnic_info), 0); if (vnic_mem == NULL) { - RTE_LOG(ERR, PMD, "Failed to alloc memory for %d VNICs", + PMD_DRV_LOG(ERR, "Failed to alloc memory for %d VNICs", max_vnics); return -ENOMEM; } bp->vnic_info = vnic_mem; + bnxt_init_vnics(bp); + return 0; +} + +int bnxt_vnic_grp_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic) +{ + uint32_t size = sizeof(*vnic->fw_grp_ids) * bp->max_ring_grps; + + vnic->fw_grp_ids = rte_zmalloc("vnic_fw_grp_ids", size, 0); + if (!vnic->fw_grp_ids) { + PMD_DRV_LOG(ERR, + "Failed to alloc %d bytes for group ids\n", + size); + return -ENOMEM; + } + memset(vnic->fw_grp_ids, -1, size); + return 0; } + +uint16_t bnxt_rte_to_hwrm_hash_types(uint64_t rte_type) +{ + uint16_t hwrm_type = 0; + + if (rte_type & ETH_RSS_IPV4) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV4; + if (rte_type & ETH_RSS_NONFRAG_IPV4_TCP) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV4; + if (rte_type & ETH_RSS_NONFRAG_IPV4_UDP) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV4; + if (rte_type & ETH_RSS_IPV6) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_IPV6; + if (rte_type & ETH_RSS_NONFRAG_IPV6_TCP) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_TCP_IPV6; + if (rte_type & ETH_RSS_NONFRAG_IPV6_UDP) + hwrm_type |= HWRM_VNIC_RSS_CFG_INPUT_HASH_TYPE_UDP_IPV6; + + return hwrm_type; +} + +int bnxt_rte_to_hwrm_hash_level(struct bnxt *bp, uint64_t hash_f, uint32_t lvl) +{ + uint32_t mode = HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_DEFAULT; + bool l3 = (hash_f & (ETH_RSS_IPV4 | ETH_RSS_IPV6)); + bool l4 = (hash_f & (ETH_RSS_NONFRAG_IPV4_UDP | + ETH_RSS_NONFRAG_IPV6_UDP | + ETH_RSS_NONFRAG_IPV4_TCP | + ETH_RSS_NONFRAG_IPV6_TCP)); + bool l3_only = l3 && !l4; + bool l3_and_l4 = l3 && l4; + + /* If FW has not advertised capability to configure outer/inner + * RSS hashing , just log a message. HW will work in default RSS mode. + */ + if (!(bp->vnic_cap_flags & BNXT_VNIC_CAP_OUTER_RSS)) { + PMD_DRV_LOG(ERR, "RSS hash level cannot be configured\n"); + return mode; + } + + switch (lvl) { + case BNXT_RSS_LEVEL_INNERMOST: + if (l3_and_l4 || l4) + mode = + HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_INNERMOST_4; + else if (l3_only) + mode = + HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_INNERMOST_2; + break; + case BNXT_RSS_LEVEL_OUTERMOST: + if (l3_and_l4 || l4) + mode = + HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_OUTERMOST_4; + else if (l3_only) + mode = + HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_OUTERMOST_2; + break; + default: + mode = HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_DEFAULT; + break; + } + + return mode; +} + +uint64_t bnxt_hwrm_to_rte_rss_level(struct bnxt *bp, uint32_t mode) +{ + uint64_t rss_level = 0; + + /* If FW has not advertised capability to configure inner/outer RSS + * return default hash mode. + */ + if (!(bp->vnic_cap_flags & BNXT_VNIC_CAP_OUTER_RSS)) + return ETH_RSS_LEVEL_PMD_DEFAULT; + + if (mode == HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_OUTERMOST_2 || + mode == HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_OUTERMOST_4) + rss_level |= ETH_RSS_LEVEL_OUTERMOST; + else if (mode == HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_INNERMOST_2 || + mode == HWRM_VNIC_RSS_CFG_INPUT_HASH_MODE_FLAGS_INNERMOST_4) + rss_level |= ETH_RSS_LEVEL_INNERMOST; + else + rss_level |= ETH_RSS_LEVEL_PMD_DEFAULT; + + return rss_level; +}