[PATCH V4 12/12] bnxt_en: Pass NQ ID to the FW when allocating RX/RX AGG rings
From: Wei Huang <hidden>
Date: 2024-08-22 20:43:59
Also in:
linux-doc, linux-pci, lkml
Subsystem:
broadcom bnxt_en 50 gigabit ethernet driver, networking drivers, the rest · Maintainers:
Michael Chan, Pavan Chebbi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Michael Chan <michael.chan@broadcom.com> Newer firmware can use the NQ ring ID associated with each RX/RX AGG ring to enable PCIe steering tag. Older firmware will just ignore the information. Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: Andy Gospodarek <redacted> Reviewed-by: Hongguang Gao <redacted> Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 5903cd36b54d..5fb46aaa16e3 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c@@ -6838,10 +6838,12 @@ static int hwrm_ring_alloc_send_msg(struct bnxt *bp, /* Association of rx ring with stats context */ grp_info = &bp->grp_info[ring->grp_idx]; + req->nq_ring_id = cpu_to_le16(grp_info->cp_fw_ring_id); req->rx_buf_size = cpu_to_le16(bp->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); + RING_ALLOC_REQ_ENABLES_RX_BUF_SIZE_VALID | + RING_ALLOC_REQ_ENABLES_NQ_RING_ID_VALID); if (NET_IP_ALIGN == 2) flags = RING_ALLOC_REQ_FLAGS_RX_SOP_PAD; req->flags = cpu_to_le16(flags);
@@ -6853,11 +6855,13 @@ static int hwrm_ring_alloc_send_msg(struct bnxt *bp, /* Association of agg ring with rx ring */ grp_info = &bp->grp_info[ring->grp_idx]; req->rx_ring_id = cpu_to_le16(grp_info->rx_fw_ring_id); + req->nq_ring_id = cpu_to_le16(grp_info->cp_fw_ring_id); req->rx_buf_size = cpu_to_le16(BNXT_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); + RING_ALLOC_REQ_ENABLES_RX_BUF_SIZE_VALID | + RING_ALLOC_REQ_ENABLES_NQ_RING_ID_VALID); } else { req->ring_type = RING_ALLOC_REQ_RING_TYPE_RX; }
--
2.45.1