1 files changed, 482 insertions, 0 deletions

diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_hwrm_lib.c b/drivers/net/ethernet/broadcom/bnge/bnge_hwrm_lib.c
index 5c178fade065..198f49b40dbf 100644
--- a/drivers/net/ethernet/broadcom/bnge/bnge_hwrm_lib.c
+++ b/drivers/net/ethernet/broadcom/bnge/bnge_hwrm_lib.c
@@ -6,6 +6,8 @@
 #include <linux/mm.h>
 #include <linux/pci.h>
 #include <linux/bnxt/hsi.h>
+#include <linux/if_vlan.h>
+#include <net/netdev_queues.h>
 
 #include "bnge.h"
 #include "bnge_hwrm.h"
@@ -701,3 +703,483 @@ qportcfg_exit:
 	bnge_hwrm_req_drop(bd, req);
 	return rc;
 }
+
+int bnge_hwrm_vnic_set_hds(struct bnge_net *bn, struct bnge_vnic_info *vnic)
+{
+	u16 hds_thresh = (u16)bn->netdev->cfg_pending->hds_thresh;
+	struct hwrm_vnic_plcmodes_cfg_input *req;
+	struct bnge_dev *bd = bn->bd;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_VNIC_PLCMODES_CFG);
+	if (rc)
+		return rc;
+
+	req->flags = cpu_to_le32(VNIC_PLCMODES_CFG_REQ_FLAGS_JUMBO_PLACEMENT);
+	req->enables = cpu_to_le32(BNGE_PLC_EN_JUMBO_THRES_VALID);
+	req->jumbo_thresh = cpu_to_le16(bn->rx_buf_use_size);
+
+	if (bnge_is_agg_reqd(bd)) {
+		req->flags |= cpu_to_le32(VNIC_PLCMODES_CFG_REQ_FLAGS_HDS_IPV4 |
+					  VNIC_PLCMODES_CFG_REQ_FLAGS_HDS_IPV6);
+		req->enables |=
+			cpu_to_le32(BNGE_PLC_EN_HDS_THRES_VALID);
+		req->hds_threshold = cpu_to_le16(hds_thresh);
+	}
+	req->vnic_id = cpu_to_le32(vnic->fw_vnic_id);
+	return bnge_hwrm_req_send(bd, req);
+}
+
+int bnge_hwrm_vnic_ctx_alloc(struct bnge_dev *bd,
+			     struct bnge_vnic_info *vnic, u16 ctx_idx)
+{
+	struct hwrm_vnic_rss_cos_lb_ctx_alloc_output *resp;
+	struct hwrm_vnic_rss_cos_lb_ctx_alloc_input *req;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_VNIC_RSS_COS_LB_CTX_ALLOC);
+	if (rc)
+		return rc;
+
+	resp = bnge_hwrm_req_hold(bd, req);
+	rc = bnge_hwrm_req_send(bd, req);
+	if (!rc)
+		vnic->fw_rss_cos_lb_ctx[ctx_idx] =
+			le16_to_cpu(resp->rss_cos_lb_ctx_id);
+	bnge_hwrm_req_drop(bd, req);
+
+	return rc;
+}
+
+static void
+__bnge_hwrm_vnic_set_rss(struct bnge_net *bn,
+			 struct hwrm_vnic_rss_cfg_input *req,
+			 struct bnge_vnic_info *vnic)
+{
+	struct bnge_dev *bd = bn->bd;
+
+	bnge_fill_hw_rss_tbl(bn, vnic);
+	req->flags |= VNIC_RSS_CFG_REQ_FLAGS_IPSEC_HASH_TYPE_CFG_SUPPORT;
+
+	req->hash_type = cpu_to_le32(bd->rss_hash_cfg);
+	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);
+}
+
+int bnge_hwrm_vnic_set_rss(struct bnge_net *bn,
+			   struct bnge_vnic_info *vnic, bool set_rss)
+{
+	struct hwrm_vnic_rss_cfg_input *req;
+	struct bnge_dev *bd = bn->bd;
+	dma_addr_t ring_tbl_map;
+	u32 i, nr_ctxs;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_VNIC_RSS_CFG);
+	if (rc)
+		return rc;
+
+	req->vnic_id = cpu_to_le16(vnic->fw_vnic_id);
+	if (!set_rss)
+		return bnge_hwrm_req_send(bd, req);
+
+	__bnge_hwrm_vnic_set_rss(bn, req, vnic);
+	ring_tbl_map = vnic->rss_table_dma_addr;
+	nr_ctxs = bnge_cal_nr_rss_ctxs(bd->rx_nr_rings);
+
+	bnge_hwrm_req_hold(bd, req);
+	for (i = 0; i < nr_ctxs; ring_tbl_map += BNGE_RSS_TABLE_SIZE, i++) {
+		req->ring_grp_tbl_addr = cpu_to_le64(ring_tbl_map);
+		req->ring_table_pair_index = i;
+		req->rss_ctx_idx = cpu_to_le16(vnic->fw_rss_cos_lb_ctx[i]);
+		rc = bnge_hwrm_req_send(bd, req);
+		if (rc)
+			goto exit;
+	}
+
+exit:
+	bnge_hwrm_req_drop(bd, req);
+	return rc;
+}
+
+int bnge_hwrm_vnic_cfg(struct bnge_net *bn, struct bnge_vnic_info *vnic)
+{
+	struct bnge_rx_ring_info *rxr = &bn->rx_ring[0];
+	struct hwrm_vnic_cfg_input *req;
+	struct bnge_dev *bd = bn->bd;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_VNIC_CFG);
+	if (rc)
+		return rc;
+
+	req->default_rx_ring_id =
+		cpu_to_le16(rxr->rx_ring_struct.fw_ring_id);
+	req->default_cmpl_ring_id =
+		cpu_to_le16(bnge_cp_ring_for_rx(rxr));
+	req->enables =
+		cpu_to_le32(VNIC_CFG_REQ_ENABLES_DEFAULT_RX_RING_ID |
+			    VNIC_CFG_REQ_ENABLES_DEFAULT_CMPL_RING_ID);
+	vnic->mru = bd->netdev->mtu + ETH_HLEN + VLAN_HLEN;
+	req->mru = cpu_to_le16(vnic->mru);
+
+	req->vnic_id = cpu_to_le16(vnic->fw_vnic_id);
+
+	if (bd->flags & BNGE_EN_STRIP_VLAN)
+		req->flags |= cpu_to_le32(VNIC_CFG_REQ_FLAGS_VLAN_STRIP_MODE);
+	if (vnic->vnic_id == BNGE_VNIC_DEFAULT && bnge_aux_registered(bd))
+		req->flags |= cpu_to_le32(BNGE_VNIC_CFG_ROCE_DUAL_MODE);
+
+	return bnge_hwrm_req_send(bd, req);
+}
+
+void bnge_hwrm_update_rss_hash_cfg(struct bnge_net *bn)
+{
+	struct bnge_vnic_info *vnic = &bn->vnic_info[BNGE_VNIC_DEFAULT];
+	struct hwrm_vnic_rss_qcfg_output *resp;
+	struct hwrm_vnic_rss_qcfg_input *req;
+	struct bnge_dev *bd = bn->bd;
+
+	if (bnge_hwrm_req_init(bd, req, HWRM_VNIC_RSS_QCFG))
+		return;
+
+	req->vnic_id = cpu_to_le16(vnic->fw_vnic_id);
+	/* all contexts configured to same hash_type, zero always exists */
+	req->rss_ctx_idx = cpu_to_le16(vnic->fw_rss_cos_lb_ctx[0]);
+	resp = bnge_hwrm_req_hold(bd, req);
+	if (!bnge_hwrm_req_send(bd, req))
+		bd->rss_hash_cfg =
+			le32_to_cpu(resp->hash_type) ?: bd->rss_hash_cfg;
+	bnge_hwrm_req_drop(bd, req);
+}
+
+int bnge_hwrm_l2_filter_free(struct bnge_dev *bd, struct bnge_l2_filter *fltr)
+{
+	struct hwrm_cfa_l2_filter_free_input *req;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_CFA_L2_FILTER_FREE);
+	if (rc)
+		return rc;
+
+	req->l2_filter_id = fltr->base.filter_id;
+	return bnge_hwrm_req_send(bd, req);
+}
+
+int bnge_hwrm_l2_filter_alloc(struct bnge_dev *bd, struct bnge_l2_filter *fltr)
+{
+	struct hwrm_cfa_l2_filter_alloc_output *resp;
+	struct hwrm_cfa_l2_filter_alloc_input *req;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_CFA_L2_FILTER_ALLOC);
+	if (rc)
+		return rc;
+
+	req->flags = cpu_to_le32(CFA_L2_FILTER_ALLOC_REQ_FLAGS_PATH_RX);
+
+	req->flags |= cpu_to_le32(CFA_L2_FILTER_ALLOC_REQ_FLAGS_OUTERMOST);
+	req->dst_id = cpu_to_le16(fltr->base.fw_vnic_id);
+	req->enables =
+		cpu_to_le32(CFA_L2_FILTER_ALLOC_REQ_ENABLES_L2_ADDR |
+			    CFA_L2_FILTER_ALLOC_REQ_ENABLES_DST_ID |
+			    CFA_L2_FILTER_ALLOC_REQ_ENABLES_L2_ADDR_MASK);
+	ether_addr_copy(req->l2_addr, fltr->l2_key.dst_mac_addr);
+	eth_broadcast_addr(req->l2_addr_mask);
+
+	if (fltr->l2_key.vlan) {
+		req->enables |=
+			cpu_to_le32(CFA_L2_FILTER_ALLOC_REQ_ENABLES_L2_IVLAN |
+				CFA_L2_FILTER_ALLOC_REQ_ENABLES_L2_IVLAN_MASK |
+				CFA_L2_FILTER_ALLOC_REQ_ENABLES_NUM_VLANS);
+		req->num_vlans = 1;
+		req->l2_ivlan = cpu_to_le16(fltr->l2_key.vlan);
+		req->l2_ivlan_mask = cpu_to_le16(0xfff);
+	}
+
+	resp = bnge_hwrm_req_hold(bd, req);
+	rc = bnge_hwrm_req_send(bd, req);
+	if (!rc)
+		fltr->base.filter_id = resp->l2_filter_id;
+
+	bnge_hwrm_req_drop(bd, req);
+	return rc;
+}
+
+int bnge_hwrm_cfa_l2_set_rx_mask(struct bnge_dev *bd,
+				 struct bnge_vnic_info *vnic)
+{
+	struct hwrm_cfa_l2_set_rx_mask_input *req;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_CFA_L2_SET_RX_MASK);
+	if (rc)
+		return rc;
+
+	req->vnic_id = cpu_to_le32(vnic->fw_vnic_id);
+	if (vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_MCAST) {
+		req->num_mc_entries = cpu_to_le32(vnic->mc_list_count);
+		req->mc_tbl_addr = cpu_to_le64(vnic->mc_list_mapping);
+	}
+	req->mask = cpu_to_le32(vnic->rx_mask);
+	return bnge_hwrm_req_send_silent(bd, req);
+}
+
+int bnge_hwrm_vnic_alloc(struct bnge_dev *bd, struct bnge_vnic_info *vnic,
+			 unsigned int nr_rings)
+{
+	struct hwrm_vnic_alloc_output *resp;
+	struct hwrm_vnic_alloc_input *req;
+	unsigned int i;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_VNIC_ALLOC);
+	if (rc)
+		return rc;
+
+	for (i = 0; i < BNGE_MAX_CTX_PER_VNIC; i++)
+		vnic->fw_rss_cos_lb_ctx[i] = INVALID_HW_RING_ID;
+	if (vnic->vnic_id == BNGE_VNIC_DEFAULT)
+		req->flags = cpu_to_le32(VNIC_ALLOC_REQ_FLAGS_DEFAULT);
+
+	resp = bnge_hwrm_req_hold(bd, req);
+	rc = bnge_hwrm_req_send(bd, req);
+	if (!rc)
+		vnic->fw_vnic_id = le32_to_cpu(resp->vnic_id);
+	bnge_hwrm_req_drop(bd, req);
+	return rc;
+}
+
+void bnge_hwrm_vnic_free_one(struct bnge_dev *bd, struct bnge_vnic_info *vnic)
+{
+	if (vnic->fw_vnic_id != INVALID_HW_RING_ID) {
+		struct hwrm_vnic_free_input *req;
+
+		if (bnge_hwrm_req_init(bd, req, HWRM_VNIC_FREE))
+			return;
+
+		req->vnic_id = cpu_to_le32(vnic->fw_vnic_id);
+
+		bnge_hwrm_req_send(bd, req);
+		vnic->fw_vnic_id = INVALID_HW_RING_ID;
+	}
+}
+
+void bnge_hwrm_vnic_ctx_free_one(struct bnge_dev *bd,
+				 struct bnge_vnic_info *vnic, u16 ctx_idx)
+{
+	struct hwrm_vnic_rss_cos_lb_ctx_free_input *req;
+
+	if (bnge_hwrm_req_init(bd, req, HWRM_VNIC_RSS_COS_LB_CTX_FREE))
+		return;
+
+	req->rss_cos_lb_ctx_id =
+		cpu_to_le16(vnic->fw_rss_cos_lb_ctx[ctx_idx]);
+
+	bnge_hwrm_req_send(bd, req);
+	vnic->fw_rss_cos_lb_ctx[ctx_idx] = INVALID_HW_RING_ID;
+}
+
+void bnge_hwrm_stat_ctx_free(struct bnge_net *bn)
+{
+	struct hwrm_stat_ctx_free_input *req;
+	struct bnge_dev *bd = bn->bd;
+	int i;
+
+	if (bnge_hwrm_req_init(bd, req, HWRM_STAT_CTX_FREE))
+		return;
+
+	bnge_hwrm_req_hold(bd, req);
+	for (i = 0; i < bd->nq_nr_rings; i++) {
+		struct bnge_napi *bnapi = bn->bnapi[i];
+		struct bnge_nq_ring_info *nqr = &bnapi->nq_ring;
+
+		if (nqr->hw_stats_ctx_id != INVALID_STATS_CTX_ID) {
+			req->stat_ctx_id = cpu_to_le32(nqr->hw_stats_ctx_id);
+			bnge_hwrm_req_send(bd, req);
+
+			nqr->hw_stats_ctx_id = INVALID_STATS_CTX_ID;
+		}
+	}
+	bnge_hwrm_req_drop(bd, req);
+}
+
+int bnge_hwrm_stat_ctx_alloc(struct bnge_net *bn)
+{
+	struct hwrm_stat_ctx_alloc_output *resp;
+	struct hwrm_stat_ctx_alloc_input *req;
+	struct bnge_dev *bd = bn->bd;
+	int rc, i;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_STAT_CTX_ALLOC);
+	if (rc)
+		return rc;
+
+	req->stats_dma_length = cpu_to_le16(bd->hw_ring_stats_size);
+	req->update_period_ms = cpu_to_le32(bn->stats_coal_ticks / 1000);
+
+	resp = bnge_hwrm_req_hold(bd, req);
+	for (i = 0; i < bd->nq_nr_rings; i++) {
+		struct bnge_napi *bnapi = bn->bnapi[i];
+		struct bnge_nq_ring_info *nqr = &bnapi->nq_ring;
+
+		req->stats_dma_addr = cpu_to_le64(nqr->stats.hw_stats_map);
+
+		rc = bnge_hwrm_req_send(bd, req);
+		if (rc)
+			break;
+
+		nqr->hw_stats_ctx_id = le32_to_cpu(resp->stat_ctx_id);
+		bn->grp_info[i].fw_stats_ctx = nqr->hw_stats_ctx_id;
+	}
+	bnge_hwrm_req_drop(bd, req);
+	return rc;
+}
+
+int hwrm_ring_free_send_msg(struct bnge_net *bn,
+			    struct bnge_ring_struct *ring,
+			    u32 ring_type, int cmpl_ring_id)
+{
+	struct hwrm_ring_free_input *req;
+	struct bnge_dev *bd = bn->bd;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_RING_FREE);
+	if (rc)
+		goto exit;
+
+	req->cmpl_ring = cpu_to_le16(cmpl_ring_id);
+	req->ring_type = ring_type;
+	req->ring_id = cpu_to_le16(ring->fw_ring_id);
+
+	bnge_hwrm_req_hold(bd, req);
+	rc = bnge_hwrm_req_send(bd, req);
+	bnge_hwrm_req_drop(bd, req);
+exit:
+	if (rc) {
+		netdev_err(bd->netdev, "hwrm_ring_free type %d failed. rc:%d\n", ring_type, rc);
+		return -EIO;
+	}
+	return 0;
+}
+
+int hwrm_ring_alloc_send_msg(struct bnge_net *bn,
+			     struct bnge_ring_struct *ring,
+			     u32 ring_type, u32 map_index)
+{
+	struct bnge_ring_mem_info *rmem = &ring->ring_mem;
+	struct bnge_ring_grp_info *grp_info;
+	struct hwrm_ring_alloc_output *resp;
+	struct hwrm_ring_alloc_input *req;
+	struct bnge_dev *bd = bn->bd;
+	u16 ring_id, flags = 0;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_RING_ALLOC);
+	if (rc)
+		goto exit;
+
+	req->enables = 0;
+	if (rmem->nr_pages > 1) {
+		req->page_tbl_addr = cpu_to_le64(rmem->dma_pg_tbl);
+		/* Page size is in log2 units */
+		req->page_size = BNGE_PAGE_SHIFT;
+		req->page_tbl_depth = 1;
+	} else {
+		req->page_tbl_addr =  cpu_to_le64(rmem->dma_arr[0]);
+	}
+	req->fbo = 0;
+	/* Association of ring index with doorbell index and MSIX number */
+	req->logical_id = cpu_to_le16(map_index);
+
+	switch (ring_type) {
+	case HWRM_RING_ALLOC_TX: {
+		struct bnge_tx_ring_info *txr;
+
+		txr = container_of(ring, struct bnge_tx_ring_info,
+				   tx_ring_struct);
+		req->ring_type = RING_ALLOC_REQ_RING_TYPE_TX;
+		/* Association of transmit ring with completion ring */
+		grp_info = &bn->grp_info[ring->grp_idx];
+		req->cmpl_ring_id = cpu_to_le16(bnge_cp_ring_for_tx(txr));
+		req->length = cpu_to_le32(bn->tx_ring_mask + 1);
+		req->stat_ctx_id = cpu_to_le32(grp_info->fw_stats_ctx);
+		req->queue_id = cpu_to_le16(ring->queue_id);
+		req->flags = cpu_to_le16(flags);
+		break;
+	}
+	case HWRM_RING_ALLOC_RX:
+		req->ring_type = RING_ALLOC_REQ_RING_TYPE_RX;
+		req->length = cpu_to_le32(bn->rx_ring_mask + 1);
+
+		/* Association of rx ring with stats context */
+		grp_info = &bn->grp_info[ring->grp_idx];
+		req->rx_buf_size = cpu_to_le16(bn->rx_buf_use_size);
+		req->stat_ctx_id = cpu_to_le32(grp_info->fw_stats_ctx);
+		req->enables |=
+			cpu_to_le32(RING_ALLOC_REQ_ENABLES_RX_BUF_SIZE_VALID);
+		if (NET_IP_ALIGN == 2)
+			flags = RING_ALLOC_REQ_FLAGS_RX_SOP_PAD;
+		req->flags = cpu_to_le16(flags);
+		break;
+	case HWRM_RING_ALLOC_AGG:
+		req->ring_type = RING_ALLOC_REQ_RING_TYPE_RX_AGG;
+		/* Association of agg ring with rx ring */
+		grp_info = &bn->grp_info[ring->grp_idx];
+		req->rx_ring_id = cpu_to_le16(grp_info->rx_fw_ring_id);
+		req->rx_buf_size = cpu_to_le16(BNGE_RX_PAGE_SIZE);
+		req->stat_ctx_id = cpu_to_le32(grp_info->fw_stats_ctx);
+		req->enables |=
+			cpu_to_le32(RING_ALLOC_REQ_ENABLES_RX_RING_ID_VALID |
+				    RING_ALLOC_REQ_ENABLES_RX_BUF_SIZE_VALID);
+		req->length = cpu_to_le32(bn->rx_agg_ring_mask + 1);
+		break;
+	case HWRM_RING_ALLOC_CMPL:
+		req->ring_type = RING_ALLOC_REQ_RING_TYPE_L2_CMPL;
+		req->length = cpu_to_le32(bn->cp_ring_mask + 1);
+		/* Association of cp ring with nq */
+		grp_info = &bn->grp_info[map_index];
+		req->nq_ring_id = cpu_to_le16(grp_info->nq_fw_ring_id);
+		req->cq_handle = cpu_to_le64(ring->handle);
+		req->enables |=
+			cpu_to_le32(RING_ALLOC_REQ_ENABLES_NQ_RING_ID_VALID);
+		break;
+	case HWRM_RING_ALLOC_NQ:
+		req->ring_type = RING_ALLOC_REQ_RING_TYPE_NQ;
+		req->length = cpu_to_le32(bn->cp_ring_mask + 1);
+		req->int_mode = RING_ALLOC_REQ_INT_MODE_MSIX;
+		break;
+	default:
+		netdev_err(bn->netdev, "hwrm alloc invalid ring type %d\n", ring_type);
+		return -EINVAL;
+	}
+
+	resp = bnge_hwrm_req_hold(bd, req);
+	rc = bnge_hwrm_req_send(bd, req);
+	ring_id = le16_to_cpu(resp->ring_id);
+	bnge_hwrm_req_drop(bd, req);
+
+exit:
+	if (rc) {
+		netdev_err(bd->netdev, "hwrm_ring_alloc type %d failed. rc:%d\n", ring_type, rc);
+		return -EIO;
+	}
+	ring->fw_ring_id = ring_id;
+	return rc;
+}
+
+int bnge_hwrm_set_async_event_cr(struct bnge_dev *bd, int idx)
+{
+	struct hwrm_func_cfg_input *req;
+	int rc;
+
+	rc = bnge_hwrm_req_init(bd, req, HWRM_FUNC_CFG);
+	if (rc)
+		return rc;
+
+	req->fid = cpu_to_le16(0xffff);
+	req->enables = cpu_to_le32(FUNC_CFG_REQ_ENABLES_ASYNC_EVENT_CR);
+	req->async_event_cr = cpu_to_le16(idx);
+	return bnge_hwrm_req_send(bd, req);
+}