linux-kernel - [PATCH v1 4/8] drivers: net: dwmac: Add use_hw

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Message-Id: <20230330070336.10781-1-boon.khai.ng@intel.com>
Date:   Thu, 30 Mar 2023 15:03:36 +0800
From:   Boon Khai Ng <boon.khai.ng@...el.com>
To:     "David S . Miller" <davem@...emloft.net>
Cc:     linux-kernel@...r.kernel.org,
        Mun Yew Tham <mun.yew.tham@...el.com>,
        Tien Sung Ang <tien.sung.ang@...el.com>,
        Boon Khai Ng <boon.khai.ng@...el.com>
Subject: [PATCH v1 4/8] drivers: net: dwmac: Add use_hw_vlan setting

This is to handle the use_hw_vlan setting at dwmac-socfpga
level.

Signed-off-by: Boon Khai Ng <boon.khai.ng@...el.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 067a40fe0a23..26da3a9da345 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -537,6 +537,12 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac)
 		plat->has_xgmac = 1;
 		plat->pmt = 1;
 		plat->tso_en = of_property_read_bool(np, "snps,tso");
+
+		/* Rx VLAN HW Stripping */
+		if (of_property_read_bool(np, "snps,rx-vlan-offload")) {
+			dev_info(&pdev->dev, "RX VLAN HW Stripping\n");
+			plat->use_hw_vlan = true;
+		}
 	}
 
 	dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg),
-- 
2.25.1