From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c | 30 ++++++++++++++++--------------
1 files changed, 16 insertions(+), 14 deletions(-)
diff --git a/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index 4d617ba..fc8759f 100644
--- a/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/kernel/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*******************************************************************************
This is the driver for the GMAC on-chip Ethernet controller for ST SoCs.
DWC Ether MAC 10/100/1000 Universal version 3.41a has been used for
@@ -7,17 +8,6 @@
Copyright (C) 2007-2009 STMicroelectronics Ltd
- This program is free software; you can redistribute it and/or modify it
- under the terms and conditions of the GNU General Public License,
- version 2, as published by the Free Software Foundation.
-
- This program is distributed in the hope it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
-
- The full GNU General Public License is included in this distribution in
- the file called "COPYING".
Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
*******************************************************************************/
@@ -141,7 +131,6 @@
writel(mcfilterbits[0], ioaddr + GMAC_HASH_LOW);
writel(mcfilterbits[1], ioaddr + GMAC_HASH_HIGH);
return;
- break;
case 7:
numhashregs = 4;
break;
@@ -151,7 +140,6 @@
default:
pr_debug("STMMAC: err in setting multicast filter\n");
return;
- break;
}
for (regs = 0; regs < numhashregs; regs++)
writel(mcfilterbits[regs],
@@ -173,7 +161,7 @@
memset(mc_filter, 0, sizeof(mc_filter));
if (dev->flags & IFF_PROMISC) {
- value = GMAC_FRAME_FILTER_PR;
+ value = GMAC_FRAME_FILTER_PR | GMAC_FRAME_FILTER_PCF;
} else if (dev->flags & IFF_ALLMULTI) {
value = GMAC_FRAME_FILTER_PM; /* pass all multi */
} else if (!netdev_mc_empty(dev) && (mcbitslog2 == 0)) {
@@ -202,6 +190,7 @@
}
}
+ value |= GMAC_FRAME_FILTER_HPF;
dwmac1000_set_mchash(ioaddr, mc_filter, mcbitslog2);
/* Handle multiple unicast addresses (perfect filtering) */
@@ -509,6 +498,18 @@
x->mac_gmii_rx_proto_engine++;
}
+static void dwmac1000_set_mac_loopback(void __iomem *ioaddr, bool enable)
+{
+ u32 value = readl(ioaddr + GMAC_CONTROL);
+
+ if (enable)
+ value |= GMAC_CONTROL_LM;
+ else
+ value &= ~GMAC_CONTROL_LM;
+
+ writel(value, ioaddr + GMAC_CONTROL);
+}
+
const struct stmmac_ops dwmac1000_ops = {
.core_init = dwmac1000_core_init,
.set_mac = stmmac_set_mac,
@@ -528,6 +529,7 @@
.pcs_ctrl_ane = dwmac1000_ctrl_ane,
.pcs_rane = dwmac1000_rane,
.pcs_get_adv_lp = dwmac1000_get_adv_lp,
+ .set_mac_loopback = dwmac1000_set_mac_loopback,
};
int dwmac1000_setup(struct stmmac_priv *priv)
--
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