1 What: /sys/class/leds/<led>/device_n 1 What: /sys/class/leds/<led>/device_name
2 Date: Dec 2017 2 Date: Dec 2017
3 KernelVersion: 4.16 3 KernelVersion: 4.16
4 Contact: linux-leds@vger.kernel.org 4 Contact: linux-leds@vger.kernel.org
5 Description: 5 Description:
6 Specifies the network device n 6 Specifies the network device name to monitor.
7 7
8 What: /sys/class/leds/<led>/interval 8 What: /sys/class/leds/<led>/interval
9 Date: Dec 2017 9 Date: Dec 2017
10 KernelVersion: 4.16 10 KernelVersion: 4.16
11 Contact: linux-leds@vger.kernel.org 11 Contact: linux-leds@vger.kernel.org
12 Description: 12 Description:
13 Specifies the duration of the 13 Specifies the duration of the LED blink in milliseconds.
14 Defaults to 50 ms. 14 Defaults to 50 ms.
15 15
16 When offloaded is true, the in 16 When offloaded is true, the interval value MUST be set to the
17 default value and cannot be ch 17 default value and cannot be changed.
18 Trying to set any value in thi 18 Trying to set any value in this specific mode will return
19 an EINVAL error. 19 an EINVAL error.
20 20
21 What: /sys/class/leds/<led>/link 21 What: /sys/class/leds/<led>/link
22 Date: Dec 2017 22 Date: Dec 2017
23 KernelVersion: 4.16 23 KernelVersion: 4.16
24 Contact: linux-leds@vger.kernel.org 24 Contact: linux-leds@vger.kernel.org
25 Description: 25 Description:
26 Signal the link state of the n 26 Signal the link state of the named network device.
27 27
28 If set to 0 (default), the LED 28 If set to 0 (default), the LED's normal state is off.
29 29
30 If set to 1, the LED's normal 30 If set to 1, the LED's normal state reflects the link state
31 of the named network device. 31 of the named network device.
32 Setting this value also immedi 32 Setting this value also immediately changes the LED state.
33 33
34 34
35 What: /sys/class/leds/<led>/tx 35 What: /sys/class/leds/<led>/tx
36 Date: Dec 2017 36 Date: Dec 2017
37 KernelVersion: 4.16 37 KernelVersion: 4.16
38 Contact: linux-leds@vger.kernel.org 38 Contact: linux-leds@vger.kernel.org
39 Description: 39 Description:
40 Signal transmission of data on 40 Signal transmission of data on the named network device.
41 41
42 If set to 0 (default), the LED 42 If set to 0 (default), the LED will not blink on transmission.
43 43
44 If set to 1, the LED will blin 44 If set to 1, the LED will blink for the milliseconds specified
45 in interval to signal transmis 45 in interval to signal transmission.
46 46
47 When offloaded is true, the bl 47 When offloaded is true, the blink interval is controlled by
48 hardware and won't reflect the 48 hardware and won't reflect the value set in interval.
49 49
50 What: /sys/class/leds/<led>/rx 50 What: /sys/class/leds/<led>/rx
51 Date: Dec 2017 51 Date: Dec 2017
52 KernelVersion: 4.16 52 KernelVersion: 4.16
53 Contact: linux-leds@vger.kernel.org 53 Contact: linux-leds@vger.kernel.org
54 Description: 54 Description:
55 Signal reception of data on th 55 Signal reception of data on the named network device.
56 56
57 If set to 0 (default), the LED 57 If set to 0 (default), the LED will not blink on reception.
58 58
59 If set to 1, the LED will blin 59 If set to 1, the LED will blink for the milliseconds specified
60 in interval to signal receptio 60 in interval to signal reception.
61 61
62 When offloaded is true, the bl 62 When offloaded is true, the blink interval is controlled by
63 hardware and won't reflect the 63 hardware and won't reflect the value set in interval.
64 64
65 What: /sys/class/leds/<led>/offloade 65 What: /sys/class/leds/<led>/offloaded
66 Date: Jun 2023 66 Date: Jun 2023
67 KernelVersion: 6.5 67 KernelVersion: 6.5
68 Contact: linux-leds@vger.kernel.org 68 Contact: linux-leds@vger.kernel.org
69 Description: 69 Description:
70 Communicate whether the LED tr 70 Communicate whether the LED trigger modes are offloaded to
71 hardware or whether software f 71 hardware or whether software fallback is used.
72 72
73 If 0, the LED is using softwar 73 If 0, the LED is using software fallback to blink.
74 74
75 If 1, the LED blinking in requ 75 If 1, the LED blinking in requested mode is offloaded to
76 hardware. 76 hardware.
77 77
78 What: /sys/class/leds/<led>/link_10 78 What: /sys/class/leds/<led>/link_10
79 Date: Jun 2023 79 Date: Jun 2023
80 KernelVersion: 6.5 80 KernelVersion: 6.5
81 Contact: linux-leds@vger.kernel.org 81 Contact: linux-leds@vger.kernel.org
82 Description: 82 Description:
83 Signal the link speed state of 83 Signal the link speed state of 10Mbps of the named network device.
84 84
85 If set to 0 (default), the LED 85 If set to 0 (default), the LED's normal state is off.
86 86
87 If set to 1, the LED's normal 87 If set to 1, the LED's normal state reflects the link state
88 speed of 10MBps of the named n 88 speed of 10MBps of the named network device.
89 Setting this value also immedi 89 Setting this value also immediately changes the LED state.
90 90
91 Present only if the named netw 91 Present only if the named network device supports 10Mbps link speed.
92 92
93 What: /sys/class/leds/<led>/link_100 93 What: /sys/class/leds/<led>/link_100
94 Date: Jun 2023 94 Date: Jun 2023
95 KernelVersion: 6.5 95 KernelVersion: 6.5
96 Contact: linux-leds@vger.kernel.org 96 Contact: linux-leds@vger.kernel.org
97 Description: 97 Description:
98 Signal the link speed state of 98 Signal the link speed state of 100Mbps of the named network device.
99 99
100 If set to 0 (default), the LED 100 If set to 0 (default), the LED's normal state is off.
101 101
102 If set to 1, the LED's normal 102 If set to 1, the LED's normal state reflects the link state
103 speed of 100Mbps of the named 103 speed of 100Mbps of the named network device.
104 Setting this value also immedi 104 Setting this value also immediately changes the LED state.
105 105
106 Present only if the named netw 106 Present only if the named network device supports 100Mbps link speed.
107 107
108 What: /sys/class/leds/<led>/link_100 108 What: /sys/class/leds/<led>/link_1000
109 Date: Jun 2023 109 Date: Jun 2023
110 KernelVersion: 6.5 110 KernelVersion: 6.5
111 Contact: linux-leds@vger.kernel.org 111 Contact: linux-leds@vger.kernel.org
112 Description: 112 Description:
113 Signal the link speed state of 113 Signal the link speed state of 1000Mbps of the named network device.
114 114
115 If set to 0 (default), the LED 115 If set to 0 (default), the LED's normal state is off.
116 116
117 If set to 1, the LED's normal 117 If set to 1, the LED's normal state reflects the link state
118 speed of 1000Mbps of the named 118 speed of 1000Mbps of the named network device.
119 Setting this value also immedi 119 Setting this value also immediately changes the LED state.
120 120
121 Present only if the named netw 121 Present only if the named network device supports 1000Mbps link speed.
122 122
123 What: /sys/class/leds/<led>/link_250 123 What: /sys/class/leds/<led>/link_2500
124 Date: Nov 2023 124 Date: Nov 2023
125 KernelVersion: 6.8 125 KernelVersion: 6.8
126 Contact: linux-leds@vger.kernel.org 126 Contact: linux-leds@vger.kernel.org
127 Description: 127 Description:
128 Signal the link speed state of 128 Signal the link speed state of 2500Mbps of the named network device.
129 129
130 If set to 0 (default), the LED 130 If set to 0 (default), the LED's normal state is off.
131 131
132 If set to 1, the LED's normal 132 If set to 1, the LED's normal state reflects the link state
133 speed of 2500Mbps of the named 133 speed of 2500Mbps of the named network device.
134 Setting this value also immedi 134 Setting this value also immediately changes the LED state.
135 135
136 Present only if the named netw 136 Present only if the named network device supports 2500Mbps link speed.
137 137
138 What: /sys/class/leds/<led>/link_500 138 What: /sys/class/leds/<led>/link_5000
139 Date: Nov 2023 139 Date: Nov 2023
140 KernelVersion: 6.8 140 KernelVersion: 6.8
141 Contact: linux-leds@vger.kernel.org 141 Contact: linux-leds@vger.kernel.org
142 Description: 142 Description:
143 Signal the link speed state of 143 Signal the link speed state of 5000Mbps of the named network device.
144 144
145 If set to 0 (default), the LED 145 If set to 0 (default), the LED's normal state is off.
146 146
147 If set to 1, the LED's normal 147 If set to 1, the LED's normal state reflects the link state
148 speed of 5000Mbps of the named 148 speed of 5000Mbps of the named network device.
149 Setting this value also immedi 149 Setting this value also immediately changes the LED state.
150 150
151 Present only if the named netw 151 Present only if the named network device supports 5000Mbps link speed.
152 152
153 What: /sys/class/leds/<led>/link_100 153 What: /sys/class/leds/<led>/link_10000
154 Date: Nov 2023 154 Date: Nov 2023
155 KernelVersion: 6.8 155 KernelVersion: 6.8
156 Contact: linux-leds@vger.kernel.org 156 Contact: linux-leds@vger.kernel.org
157 Description: 157 Description:
158 Signal the link speed state of 158 Signal the link speed state of 10000Mbps of the named network device.
159 159
160 If set to 0 (default), the LED 160 If set to 0 (default), the LED's normal state is off.
161 161
162 If set to 1, the LED's normal 162 If set to 1, the LED's normal state reflects the link state
163 speed of 10000Mbps of the name 163 speed of 10000Mbps of the named network device.
164 Setting this value also immedi 164 Setting this value also immediately changes the LED state.
165 165
166 Present only if the named netw 166 Present only if the named network device supports 10000Mbps link speed.
167 167
168 What: /sys/class/leds/<led>/half_dup 168 What: /sys/class/leds/<led>/half_duplex
169 Date: Jun 2023 169 Date: Jun 2023
170 KernelVersion: 6.5 170 KernelVersion: 6.5
171 Contact: linux-leds@vger.kernel.org 171 Contact: linux-leds@vger.kernel.org
172 Description: 172 Description:
173 Signal the link half duplex st 173 Signal the link half duplex state of the named network device.
174 174
175 If set to 0 (default), the LED 175 If set to 0 (default), the LED's normal state is off.
176 176
177 If set to 1, the LED's normal 177 If set to 1, the LED's normal state reflects the link half
178 duplex state of the named netw 178 duplex state of the named network device.
179 Setting this value also immedi 179 Setting this value also immediately changes the LED state.
180 180
181 What: /sys/class/leds/<led>/full_dup 181 What: /sys/class/leds/<led>/full_duplex
182 Date: Jun 2023 182 Date: Jun 2023
183 KernelVersion: 6.5 183 KernelVersion: 6.5
184 Contact: linux-leds@vger.kernel.org 184 Contact: linux-leds@vger.kernel.org
185 Description: 185 Description:
186 Signal the link full duplex st 186 Signal the link full duplex state of the named network device.
187 187
188 If set to 0 (default), the LED 188 If set to 0 (default), the LED's normal state is off.
189 189
190 If set to 1, the LED's normal 190 If set to 1, the LED's normal state reflects the link full
191 duplex state of the named netw 191 duplex state of the named network device.
192 Setting this value also immedi 192 Setting this value also immediately changes the LED state.
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.