From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/net/phy/swphy.c | 26 +++++++++++---------------
1 files changed, 11 insertions(+), 15 deletions(-)
diff --git a/kernel/drivers/net/phy/swphy.c b/kernel/drivers/net/phy/swphy.c
index 34f58f2..59f1ba4 100644
--- a/kernel/drivers/net/phy/swphy.c
+++ b/kernel/drivers/net/phy/swphy.c
@@ -1,17 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Software PHY emulation
*
- * Code taken from fixed_phy.c by Russell King <rmk+kernel@arm.linux.org.uk>
+ * Code taken from fixed_phy.c by Russell King.
*
* Author: Vitaly Bordug <vbordug@ru.mvista.com>
* Anton Vorontsov <avorontsov@ru.mvista.com>
*
* Copyright (c) 2006-2007 MontaVista Software, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/export.h>
#include <linux/mii.h>
@@ -23,10 +19,10 @@
#define MII_REGS_NUM 29
struct swmii_regs {
- u16 bmcr;
u16 bmsr;
u16 lpa;
u16 lpagb;
+ u16 estat;
};
enum {
@@ -44,33 +40,31 @@
*/
static const struct swmii_regs speed[] = {
[SWMII_SPEED_10] = {
- .bmcr = BMCR_FULLDPLX,
.lpa = LPA_10FULL | LPA_10HALF,
},
[SWMII_SPEED_100] = {
- .bmcr = BMCR_FULLDPLX | BMCR_SPEED100,
.bmsr = BMSR_100FULL | BMSR_100HALF,
.lpa = LPA_100FULL | LPA_100HALF,
},
[SWMII_SPEED_1000] = {
- .bmcr = BMCR_FULLDPLX | BMCR_SPEED1000,
.bmsr = BMSR_ESTATEN,
.lpagb = LPA_1000FULL | LPA_1000HALF,
+ .estat = ESTATUS_1000_TFULL | ESTATUS_1000_THALF,
},
};
static const struct swmii_regs duplex[] = {
[SWMII_DUPLEX_HALF] = {
- .bmcr = ~BMCR_FULLDPLX,
.bmsr = BMSR_ESTATEN | BMSR_100HALF,
.lpa = LPA_10HALF | LPA_100HALF,
.lpagb = LPA_1000HALF,
+ .estat = ESTATUS_1000_THALF,
},
[SWMII_DUPLEX_FULL] = {
- .bmcr = ~0,
.bmsr = BMSR_ESTATEN | BMSR_100FULL,
.lpa = LPA_10FULL | LPA_100FULL,
.lpagb = LPA_1000FULL,
+ .estat = ESTATUS_1000_TFULL,
},
};
@@ -122,7 +116,7 @@
{
int speed_index, duplex_index;
u16 bmsr = BMSR_ANEGCAPABLE;
- u16 bmcr = 0;
+ u16 estat = 0;
u16 lpagb = 0;
u16 lpa = 0;
@@ -136,11 +130,11 @@
duplex_index = state->duplex ? SWMII_DUPLEX_FULL : SWMII_DUPLEX_HALF;
bmsr |= speed[speed_index].bmsr & duplex[duplex_index].bmsr;
+ estat |= speed[speed_index].estat & duplex[duplex_index].estat;
if (state->link) {
bmsr |= BMSR_LSTATUS | BMSR_ANEGCOMPLETE;
- bmcr |= speed[speed_index].bmcr & duplex[duplex_index].bmcr;
lpa |= speed[speed_index].lpa & duplex[duplex_index].lpa;
lpagb |= speed[speed_index].lpagb & duplex[duplex_index].lpagb;
@@ -153,7 +147,7 @@
switch (reg) {
case MII_BMCR:
- return bmcr;
+ return BMCR_ANENABLE;
case MII_BMSR:
return bmsr;
case MII_PHYSID1:
@@ -163,6 +157,8 @@
return lpa;
case MII_STAT1000:
return lpagb;
+ case MII_ESTATUS:
+ return estat;
/*
* We do not support emulating Clause 45 over Clause 22 register
--
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