/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2014-2018 Broadcom
+ * Copyright(c) 2014-2021 Broadcom
* All rights reserved.
*/
/* THOR does not support ring groups.
* But we will use the array to save RSS context IDs.
*/
- if (BNXT_CHIP_THOR(bp)) {
- bp->max_ring_grps = BNXT_MAX_RSS_CTXTS_THOR;
+ if (BNXT_CHIP_P5(bp)) {
+ bp->max_ring_grps = BNXT_MAX_RSS_CTXTS_P5;
} else if (bp->max_ring_grps < bp->rx_cp_nr_rings) {
/* 1 ring is for default completion ring */
PMD_DRV_LOG(ERR, "Insufficient resource: Ring Group\n");
struct bnxt_db_info *db,
uint32_t ring_type,
uint32_t map_idx,
- uint32_t fid)
+ uint32_t fid,
+ uint32_t ring_mask)
{
- if (BNXT_CHIP_THOR(bp)) {
- if (BNXT_PF(bp))
- db->doorbell = (char *)bp->doorbell_base + 0x10000;
- else
- db->doorbell = (char *)bp->doorbell_base + 0x4000;
+ if (BNXT_CHIP_P5(bp)) {
+ int db_offset = DB_PF_OFFSET;
switch (ring_type) {
case HWRM_RING_ALLOC_INPUT_RING_TYPE_TX:
db->db_key64 = DBR_PATH_L2 | DBR_TYPE_SQ;
db->db_key64 = DBR_PATH_L2;
break;
}
+ if (BNXT_CHIP_SR2(bp)) {
+ db->db_key64 |= DBR_VALID;
+ db_offset = bp->legacy_db_size;
+ } else if (BNXT_VF(bp)) {
+ db_offset = DB_VF_OFFSET;
+ }
+
+ db->doorbell = (char *)bp->doorbell_base + db_offset;
db->db_key64 |= (uint64_t)fid << DBR_XID_SFT;
db->db_64 = true;
} else {
}
db->db_64 = false;
}
+ db->db_ring_mask = ring_mask;
+
+ if (BNXT_CHIP_SR2(bp)) {
+ db->db_epoch_mask = db->db_ring_mask + 1;
+ db->db_epoch_shift = DBR_EPOCH_SFT -
+ rte_log2_u32(db->db_epoch_mask);
+ }
}
static int bnxt_alloc_cmpl_ring(struct bnxt *bp, int queue_index,
if (rc)
return rc;
- cpr->cp_cons = 0;
+ cpr->cp_raw_cons = 0;
bnxt_set_db(bp, &cpr->cp_db, ring_type, cp_ring_index,
- cp_ring->fw_ring_id);
+ cp_ring->fw_ring_id, cp_ring->ring_mask);
bnxt_db_cq(cpr);
return 0;
}
bnxt_set_db(bp, &nqr->cp_db, ring_type, ring_index,
- ring->fw_ring_id);
+ ring->fw_ring_id, ring->ring_mask);
bnxt_db_nq(nqr);
bp->rxtx_nq_ring = nqr;
if (rc)
return rc;
- rxr->rx_prod = 0;
+ rxr->rx_raw_prod = 0;
if (BNXT_HAS_RING_GRPS(bp))
bp->grp_info[queue_index].rx_fw_ring_id = ring->fw_ring_id;
- bnxt_set_db(bp, &rxr->rx_db, ring_type, queue_index, ring->fw_ring_id);
- bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
+ bnxt_set_db(bp, &rxr->rx_db, ring_type, queue_index, ring->fw_ring_id,
+ ring->ring_mask);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod);
return 0;
}
ring->fw_rx_ring_id = rxr->rx_ring_struct->fw_ring_id;
- if (BNXT_CHIP_THOR(bp)) {
+ if (BNXT_CHIP_P5(bp)) {
ring_type = HWRM_RING_ALLOC_INPUT_RING_TYPE_RX_AGG;
hw_stats_ctx_id = cpr->hw_stats_ctx_id;
} else {
if (rc)
return rc;
- rxr->ag_prod = 0;
+ rxr->ag_raw_prod = 0;
if (BNXT_HAS_RING_GRPS(bp))
bp->grp_info[queue_index].ag_fw_ring_id = ring->fw_ring_id;
- bnxt_set_db(bp, &rxr->ag_db, ring_type, map_idx, ring->fw_ring_id);
- bnxt_db_write(&rxr->ag_db, rxr->ag_prod);
+ bnxt_set_db(bp, &rxr->ag_db, ring_type, map_idx, ring->fw_ring_id,
+ ring->ring_mask);
+ bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod);
return 0;
}
struct bnxt_rx_ring_info *rxr = rxq->rx_ring;
int rc;
+ /*
+ * Storage for the cp ring is allocated based on worst-case
+ * usage, the actual size to be used by hw is computed here.
+ */
+ cp_ring->ring_size = rxr->rx_ring_struct->ring_size * 2;
+
+ if (bp->eth_dev->data->scattered_rx)
+ cp_ring->ring_size *= AGG_RING_SIZE_FACTOR;
+
+ cp_ring->ring_mask = cp_ring->ring_size - 1;
+
rc = bnxt_alloc_cmpl_ring(bp, queue_index, cpr);
if (rc)
goto err_out;
if (rxq->rx_started) {
if (bnxt_init_one_rx_ring(rxq)) {
- PMD_DRV_LOG(ERR,
- "bnxt_init_one_rx_ring failed!\n");
+ PMD_DRV_LOG(ERR, "bnxt_init_one_rx_ring failed!\n");
bnxt_rx_queue_release_op(rxq);
rc = -ENOMEM;
goto err_out;
}
- bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
- bnxt_db_write(&rxr->ag_db, rxr->ag_prod);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod);
+ bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod);
}
rxq->index = queue_index;
#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
struct bnxt_rx_ring_info *rxr = rxq->rx_ring;
+ /*
+ * Storage for the cp ring is allocated based on worst-case
+ * usage, the actual size to be used by hw is computed here.
+ */
+ cp_ring->ring_size = rxr->rx_ring_struct->ring_size * 2;
+
+ if (bp->eth_dev->data->scattered_rx)
+ cp_ring->ring_size *= AGG_RING_SIZE_FACTOR;
+
+ cp_ring->ring_mask = cp_ring->ring_size - 1;
+
if (bnxt_alloc_cmpl_ring(bp, i, cpr))
goto err_out;
bnxt_rx_queue_release_op(rxq);
return -ENOMEM;
}
- bnxt_db_write(&rxr->rx_db, rxr->rx_prod);
- bnxt_db_write(&rxr->ag_db, rxr->ag_prod);
+ bnxt_db_write(&rxr->rx_db, rxr->rx_raw_prod);
+ bnxt_db_write(&rxr->ag_db, rxr->ag_raw_prod);
rxq->index = i;
#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
bnxt_rxq_vec_setup(rxq);
if (rc)
goto err_out;
- bnxt_set_db(bp, &txr->tx_db, ring_type, i, ring->fw_ring_id);
+ bnxt_set_db(bp, &txr->tx_db, ring_type, i, ring->fw_ring_id,
+ ring->ring_mask);
txq->index = idx;
bnxt_hwrm_set_ring_coal(bp, &coal, cp_ring->fw_ring_id);
}
if (rc)
return rc;
- cpr->cp_cons = 0;
+ cpr->cp_raw_cons = 0;
cpr->valid = 0;
bnxt_set_db(bp, &cpr->cp_db, ring_type, 0,
- cp_ring->fw_ring_id);
+ cp_ring->fw_ring_id, cp_ring->ring_mask);
if (BNXT_HAS_NQ(bp))
bnxt_db_nq(cpr);