diff options
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 13 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 |
2 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 228ba6664083..3d0bb4380f9f 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4869,6 +4869,15 @@ static void bnxt_set_dflt_rss_indir_tbl(struct bnxt *bp) memset(&bp->rss_indir_tbl[i], 0, pad * sizeof(u16)); } +int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings) +{ + if (bp->flags & BNXT_FLAG_CHIP_P5) + return DIV_ROUND_UP(rx_rings, BNXT_RSS_TABLE_ENTRIES_P5); + if (BNXT_CHIP_TYPE_NITRO_A0(bp)) + return 2; + return 1; +} + static int bnxt_hwrm_vnic_set_rss(struct bnxt *bp, u16 vnic_id, bool set_rss) { u32 i, j, max_rings; @@ -4924,7 +4933,7 @@ static int bnxt_hwrm_vnic_set_rss_p5(struct bnxt *bp, u16 vnic_id, bool set_rss) req.hash_mode_flags = VNIC_RSS_CFG_REQ_HASH_MODE_FLAGS_DEFAULT; req.ring_grp_tbl_addr = cpu_to_le64(vnic->rss_table_dma_addr); req.hash_key_tbl_addr = cpu_to_le64(vnic->rss_hash_key_dma_addr); - nr_ctxs = DIV_ROUND_UP(bp->rx_nr_rings, 64); + nr_ctxs = bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings); for (i = 0, k = 0; i < nr_ctxs; i++) { __le16 *ring_tbl = vnic->rss_table; int rc; @@ -7677,7 +7686,7 @@ static int __bnxt_setup_vnic_p5(struct bnxt *bp, u16 vnic_id) { int rc, i, nr_ctxs; - nr_ctxs = DIV_ROUND_UP(bp->rx_nr_rings, 64); + nr_ctxs = bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings); for (i = 0; i < nr_ctxs; i++) { rc = bnxt_hwrm_vnic_ctx_alloc(bp, vnic_id, i); if (rc) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 6de281302f2e..58909130ca4d 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -2039,6 +2039,7 @@ int hwrm_send_message(struct bnxt *, void *, u32, int); int hwrm_send_message_silent(struct bnxt *, void *, u32, int); int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, int bmap_size, bool async_only); +int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings); int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id); int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings); int bnxt_nq_rings_in_use(struct bnxt *bp); |