1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
From 83cb4b470c66b37b19a347a35cea01e0cbdd258d Mon Sep 17 00:00:00 2001
From: Heiner Kallweit <hkallweit1@gmail.com>
Date: Mon, 4 Nov 2024 23:16:20 +0100
Subject: [PATCH] r8169: remove leftover locks after reverted change
After e31a9fedc7d8 ("Revert "r8169: disable ASPM during NAPI poll"")
these locks aren't needed any longer.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://patch.msgid.link/680f2606-ac7d-4ced-8694-e5033855da9b@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/realtek/r8169_main.c | 29 ++---------------------
1 file changed, 2 insertions(+), 27 deletions(-)
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -661,13 +661,9 @@ struct rtl8169_private {
struct work_struct work;
} wk;
- raw_spinlock_t config25_lock;
raw_spinlock_t mac_ocp_lock;
struct mutex led_lock; /* serialize LED ctrl RMW access */
- raw_spinlock_t cfg9346_usage_lock;
- int cfg9346_usage_count;
-
unsigned supports_gmii:1;
unsigned aspm_manageable:1;
unsigned dash_enabled:1;
@@ -721,22 +717,12 @@ static inline struct device *tp_to_dev(s
static void rtl_lock_config_regs(struct rtl8169_private *tp)
{
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tp->cfg9346_usage_lock, flags);
- if (!--tp->cfg9346_usage_count)
- RTL_W8(tp, Cfg9346, Cfg9346_Lock);
- raw_spin_unlock_irqrestore(&tp->cfg9346_usage_lock, flags);
+ RTL_W8(tp, Cfg9346, Cfg9346_Lock);
}
static void rtl_unlock_config_regs(struct rtl8169_private *tp)
{
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tp->cfg9346_usage_lock, flags);
- if (!tp->cfg9346_usage_count++)
- RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
- raw_spin_unlock_irqrestore(&tp->cfg9346_usage_lock, flags);
+ RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
}
static void rtl_pci_commit(struct rtl8169_private *tp)
@@ -747,24 +733,18 @@ static void rtl_pci_commit(struct rtl816
static void rtl_mod_config2(struct rtl8169_private *tp, u8 clear, u8 set)
{
- unsigned long flags;
u8 val;
- raw_spin_lock_irqsave(&tp->config25_lock, flags);
val = RTL_R8(tp, Config2);
RTL_W8(tp, Config2, (val & ~clear) | set);
- raw_spin_unlock_irqrestore(&tp->config25_lock, flags);
}
static void rtl_mod_config5(struct rtl8169_private *tp, u8 clear, u8 set)
{
- unsigned long flags;
u8 val;
- raw_spin_lock_irqsave(&tp->config25_lock, flags);
val = RTL_R8(tp, Config5);
RTL_W8(tp, Config5, (val & ~clear) | set);
- raw_spin_unlock_irqrestore(&tp->config25_lock, flags);
}
static bool rtl_is_8125(struct rtl8169_private *tp)
@@ -1570,7 +1550,6 @@ static void __rtl8169_set_wol(struct rtl
{ WAKE_MAGIC, Config3, MagicPacket }
};
unsigned int i, tmp = ARRAY_SIZE(cfg);
- unsigned long flags;
u8 options;
rtl_unlock_config_regs(tp);
@@ -1589,14 +1568,12 @@ static void __rtl8169_set_wol(struct rtl
r8168_mac_ocp_modify(tp, 0xc0b6, BIT(0), 0);
}
- raw_spin_lock_irqsave(&tp->config25_lock, flags);
for (i = 0; i < tmp; i++) {
options = RTL_R8(tp, cfg[i].reg) & ~cfg[i].mask;
if (wolopts & cfg[i].opt)
options |= cfg[i].mask;
RTL_W8(tp, cfg[i].reg, options);
}
- raw_spin_unlock_irqrestore(&tp->config25_lock, flags);
switch (tp->mac_version) {
case RTL_GIGA_MAC_VER_02 ... RTL_GIGA_MAC_VER_06:
@@ -5479,8 +5456,6 @@ static int rtl_init_one(struct pci_dev *
tp->supports_gmii = ent->driver_data == RTL_CFG_NO_GBIT ? 0 : 1;
tp->ocp_base = OCP_STD_PHY_BASE;
- raw_spin_lock_init(&tp->cfg9346_usage_lock);
- raw_spin_lock_init(&tp->config25_lock);
raw_spin_lock_init(&tp->mac_ocp_lock);
mutex_init(&tp->led_lock);
|
