diff options
| author | Michael Chan <michael.chan@broadcom.com> | 2016-11-16 21:13:09 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-16 23:11:07 -0500 |
| commit | 87da7f796d5e44311ea69afb6f4220d43a89382e (patch) | |
| tree | 9790be4a0804118cc671089d3a08e504c1fe5c65 /drivers/net/ethernet/broadcom | |
| parent | 286ef9d64ea7435a1e323d12b44a309e15cbff0e (diff) | |
| download | linux-87da7f796d5e44311ea69afb6f4220d43a89382e.tar.bz2 | |
bnxt_en: Add UDP RSS support for 57X1X chips.
The newer chips have proper support for 4-tuple UDP RSS.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 21 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 |
2 files changed, 16 insertions, 8 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 4db50e831524..7401c9033894 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -3425,13 +3425,7 @@ static int bnxt_hwrm_vnic_set_rss(struct bnxt *bp, u16 vnic_id, bool set_rss) bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_VNIC_RSS_CFG, -1, -1); if (set_rss) { - vnic->hash_type = VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4 | - VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4 | - VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6 | - VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; - - req.hash_type = cpu_to_le32(vnic->hash_type); - + req.hash_type = cpu_to_le32(bp->rss_hash_cfg); if (vnic->flags & BNXT_VNIC_RSS_FLAG) { if (BNXT_CHIP_TYPE_NITRO_A0(bp)) max_rings = bp->rx_nr_rings - 1; @@ -6940,6 +6934,19 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) #endif bnxt_set_dflt_rings(bp); + /* Default RSS hash cfg. */ + bp->rss_hash_cfg = VNIC_RSS_CFG_REQ_HASH_TYPE_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_IPV6 | + VNIC_RSS_CFG_REQ_HASH_TYPE_TCP_IPV6; + if (!BNXT_CHIP_NUM_57X0X(bp->chip_num) && + !BNXT_CHIP_TYPE_NITRO_A0(bp) && + bp->hwrm_spec_code >= 0x10501) { + bp->flags |= BNXT_FLAG_UDP_RSS_CAP; + bp->rss_hash_cfg |= VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV4 | + VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6; + } + if (BNXT_PF(bp) && !BNXT_CHIP_TYPE_NITRO_A0(bp)) { dev->hw_features |= NETIF_F_NTUPLE; if (bnxt_rfs_capable(bp)) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 666bc0608ed7..47be7894c67b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -700,7 +700,6 @@ struct bnxt_vnic_info { u8 *uc_list; u16 *fw_grp_ids; - u16 hash_type; dma_addr_t rss_table_dma_addr; __le16 *rss_table; dma_addr_t rss_hash_key_dma_addr; @@ -952,6 +951,7 @@ struct bnxt { #define BNXT_FLAG_RFS 0x100 #define BNXT_FLAG_SHARED_RINGS 0x200 #define BNXT_FLAG_PORT_STATS 0x400 + #define BNXT_FLAG_UDP_RSS_CAP 0x800 #define BNXT_FLAG_EEE_CAP 0x1000 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000 @@ -1007,6 +1007,7 @@ struct bnxt { struct bnxt_ring_grp_info *grp_info; struct bnxt_vnic_info *vnic_info; int nr_vnics; + u32 rss_hash_cfg; u8 max_tc; struct bnxt_queue_info q_info[BNXT_MAX_QUEUE]; |