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From: Wei Huang <wei.huang2@amd.com>
To: <linux-pci@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-doc@vger.kernel.org>, <netdev@vger.kernel.org>
Cc: <bhelgaas@google.com>, <corbet@lwn.net>, <davem@davemloft.net>,
	<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
	<alex.williamson@redhat.com>, <gospo@broadcom.com>,
	<michael.chan@broadcom.com>, <ajit.khaparde@broadcom.com>,
	<somnath.kotur@broadcom.com>, <andrew.gospodarek@broadcom.com>,
	<manoj.panicker2@amd.com>, <Eric.VanTassell@amd.com>,
	<wei.huang2@amd.com>, <vadim.fedorenko@linux.dev>,
	<horms@kernel.org>, <bagasdotme@gmail.com>
Subject: [PATCH V2 9/9] bnxt_en: Pass NQ ID to the FW when allocating RX/RX AGG rings
Date: Fri, 31 May 2024 16:38:41 -0500	[thread overview]
Message-ID: <20240531213841.3246055-10-wei.huang2@amd.com> (raw)
In-Reply-To: <20240531213841.3246055-1-wei.huang2@amd.com>

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 <andrew.gospodarek@broadcom.com>
Reviewed-by: Hongguang Gao <hongguang.gao@broadcom.com>
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 2207dac8ce18..308b4747d041 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -6699,10 +6699,12 @@ 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);
@@ -6714,11 +6716,13 @@ 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;
 		}
-- 
2.44.0


      parent reply	other threads:[~2024-05-31 21:41 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-31 21:38 [PATCH V2 0/9] PCIe TPH and cache direct injection support Wei Huang
2024-05-31 21:38 ` [PATCH V2 1/9] PCI: Introduce PCIe TPH support framework Wei Huang
2024-06-07 15:56   ` Jonathan Cameron
2024-06-07 16:27   ` Bjorn Helgaas
2024-05-31 21:38 ` [PATCH V2 2/9] PCI: Add TPH related register definition Wei Huang
2024-06-07 16:17   ` Jonathan Cameron
2024-06-10 20:00     ` Wei Huang
2024-06-07 16:42   ` Bjorn Helgaas
2024-06-10 20:04     ` Wei Huang
2024-05-31 21:38 ` [PATCH V2 3/9] PCI/TPH: Implement a command line option to disable TPH Wei Huang
2024-06-07 16:27   ` Jonathan Cameron
2024-06-07 19:59   ` Bjorn Helgaas
2024-05-31 21:38 ` [PATCH V2 4/9] PCI/TPH: Implement a command line option to force No ST Mode Wei Huang
2024-06-07 16:32   ` Jonathan Cameron
2024-06-07 17:42   ` Bjorn Helgaas
2024-05-31 21:38 ` [PATCH V2 5/9] PCI/TPH: Introduce API functions to manage steering tags Wei Huang
2024-06-06 22:30   ` kernel test robot
2024-06-07 17:29   ` Jonathan Cameron
2024-06-07 17:45   ` Bjorn Helgaas
2024-05-31 21:38 ` [PATCH V2 6/9] PCI/TPH: Retrieve steering tag from ACPI _DSM Wei Huang
2024-06-04 15:30   ` Simon Horman
2024-06-05 19:34     ` Wei Huang
2024-06-07 17:39   ` Jonathan Cameron
2024-06-07 18:43   ` Bjorn Helgaas
2024-05-31 21:38 ` [PATCH V2 7/9] PCI/TPH: Add TPH documentation Wei Huang
2024-06-07 17:43   ` Jonathan Cameron
2024-05-31 21:38 ` [PATCH V2 8/9] bnxt_en: Add TPH support in BNXT driver Wei Huang
2024-05-31 21:38 ` Wei Huang [this message]

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