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if_bnxt: Add support for RSS on Thor
Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D36442
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@ -1494,16 +1494,17 @@ bnxt_hwrm_rss_cfg(struct bnxt_softc *softc, struct bnxt_vnic_info *vnic,
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{
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struct hwrm_vnic_rss_cfg_input req = {0};
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/* TBD */
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if (BNXT_CHIP_P5(softc))
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return 0;
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bnxt_hwrm_cmd_hdr_init(softc, &req, HWRM_VNIC_RSS_CFG);
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req.hash_type = htole32(hash_type);
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req.ring_grp_tbl_addr = htole64(vnic->rss_grp_tbl.idi_paddr);
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req.hash_key_tbl_addr = htole64(vnic->rss_hash_key_tbl.idi_paddr);
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req.rss_ctx_idx = htole16(vnic->rss_id);
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req.hash_mode_flags = HWRM_FUNC_SPD_CFG_INPUT_HASH_MODE_FLAGS_DEFAULT;
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if (BNXT_CHIP_P5(softc)) {
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req.vnic_id = htole16(vnic->id);
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req.ring_table_pair_index = 0x0;
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}
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return hwrm_send_message(softc, &req, sizeof(req));
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}
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@ -1719,6 +1719,23 @@ bnxt_func_reset(struct bnxt_softc *softc)
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return;
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}
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static void
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bnxt_rss_grp_tbl_init(struct bnxt_softc *softc)
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{
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uint16_t *rgt = (uint16_t *) softc->vnic_info.rss_grp_tbl.idi_vaddr;
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int i, j;
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for (i = 0, j = 0; i < HW_HASH_INDEX_SIZE; i++) {
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if (BNXT_CHIP_P5(softc)) {
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rgt[i++] = htole16(softc->rx_rings[j].phys_id);
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rgt[i] = htole16(softc->rx_cp_rings[j].ring.phys_id);
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} else {
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rgt[i] = htole16(softc->grp_info[j].grp_id);
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}
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if (++j == softc->nrxqsets)
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j = 0;
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}
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}
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/* Device configuration */
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static void
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@ -1726,7 +1743,7 @@ bnxt_init(if_ctx_t ctx)
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{
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struct bnxt_softc *softc = iflib_get_softc(ctx);
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struct ifmediareq ifmr;
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int i, j;
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int i;
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int rc;
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if (!BNXT_CHIP_P5(softc)) {
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@ -1837,14 +1854,7 @@ bnxt_init(if_ctx_t ctx)
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if (rc)
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goto fail;
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/* Enable RSS on the VNICs */
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for (i = 0, j = 0; i < HW_HASH_INDEX_SIZE; i++) {
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((uint16_t *)
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softc->vnic_info.rss_grp_tbl.idi_vaddr)[i] =
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htole16(softc->grp_info[j].grp_id);
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if (++j == softc->nrxqsets)
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j = 0;
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}
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bnxt_rss_grp_tbl_init(softc);
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rc = bnxt_hwrm_rss_cfg(softc, &softc->vnic_info,
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softc->vnic_info.rss_hash_type);
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