1 What: /sys/kernel/config/most_<compo 1 What: /sys/kernel/config/most_<component>
2 Date: March 8, 2019 2 Date: March 8, 2019
3 KernelVersion: 5.2 3 KernelVersion: 5.2
4 Description: Interface is used to configure 4 Description: Interface is used to configure and connect device channels
5 to component drivers. 5 to component drivers.
6 6
7 Attributes are visible only wh 7 Attributes are visible only when configfs is mounted. To mount
8 configfs in /sys/kernel/config 8 configfs in /sys/kernel/config directory use:
9 # mount -t configfs none /sys/ 9 # mount -t configfs none /sys/kernel/config/
10 10
11 11
12 What: /sys/kernel/config/most_cdev/< 12 What: /sys/kernel/config/most_cdev/<link>
13 Date: March 8, 2019 13 Date: March 8, 2019
14 KernelVersion: 5.2 14 KernelVersion: 5.2
15 Description: 15 Description:
16 The attributes: 16 The attributes:
17 17
18 buffer_size !! 18 buffer_size configure the buffer size for this channel
19 configure the <<
20 19
21 subbuffer_size !! 20 subbuffer_size configure the sub-buffer size for this channel
22 configure the !! 21 (needed for synchronous and isochrnous data)
23 (needed for sy <<
24 22
25 23
26 num_buffers !! 24 num_buffers configure number of buffers used for this
27 configure numb <<
28 channel 25 channel
29 26
30 datatype !! 27 datatype configure type of data that will travel over
31 configure type <<
32 this channel 28 this channel
33 29
34 direction !! 30 direction configure whether this link will be an input
35 configure whet <<
36 or output 31 or output
37 32
38 dbr_size !! 33 dbr_size configure DBR data buffer size (this is used
39 configure DBR <<
40 for MediaLB co 34 for MediaLB communication only)
41 35
42 packets_per_xact 36 packets_per_xact
43 configure the 37 configure the number of packets that will be
44 collected from 38 collected from the network before being
45 transmitted vi 39 transmitted via USB (this is used for USB
46 communication 40 communication only)
47 41
48 device !! 42 device name of the device the link is to be attached to
49 name of the de <<
50 43
51 channel !! 44 channel name of the channel the link is to be attached to
52 name of the ch <<
53 45
54 comp_params !! 46 comp_params pass parameters needed by some components
55 pass parameter <<
56 47
57 create_link !! 48 create_link write '1' to this attribute to trigger the
58 write '1' to t <<
59 creation of th 49 creation of the link. In case of speculative
60 configuration, 50 configuration, the creation is post-poned until
61 a physical dev 51 a physical device is being attached to the bus.
62 52
63 destroy_link !! 53 destroy_link write '1' to this attribute to destroy an
64 write '1' to t <<
65 active link 54 active link
66 55
67 What: /sys/kernel/config/most_video/ 56 What: /sys/kernel/config/most_video/<link>
68 Date: March 8, 2019 57 Date: March 8, 2019
69 KernelVersion: 5.2 58 KernelVersion: 5.2
70 Description: 59 Description:
71 The attributes: 60 The attributes:
72 61
73 buffer_size !! 62 buffer_size configure the buffer size for this channel
74 configure the <<
75 63
76 subbuffer_size !! 64 subbuffer_size configure the sub-buffer size for this channel
77 configure the !! 65 (needed for synchronous and isochrnous data)
78 (needed for sy <<
79 66
80 67
81 num_buffers !! 68 num_buffers configure number of buffers used for this
82 configure numb <<
83 channel 69 channel
84 70
85 datatype !! 71 datatype configure type of data that will travel over
86 configure type <<
87 this channel 72 this channel
88 73
89 direction !! 74 direction configure whether this link will be an input
90 configure whet <<
91 or output 75 or output
92 76
93 dbr_size !! 77 dbr_size configure DBR data buffer size (this is used
94 configure DBR <<
95 for MediaLB co 78 for MediaLB communication only)
96 79
97 packets_per_xact 80 packets_per_xact
98 configure the 81 configure the number of packets that will be
99 collected from 82 collected from the network before being
100 transmitted vi 83 transmitted via USB (this is used for USB
101 communication 84 communication only)
102 85
103 device !! 86 device name of the device the link is to be attached to
104 name of the de <<
105 87
106 channel !! 88 channel name of the channel the link is to be attached to
107 name of the ch <<
108 89
109 comp_params !! 90 comp_params pass parameters needed by some components
110 pass parameter <<
111 91
112 create_link !! 92 create_link write '1' to this attribute to trigger the
113 write '1' to t <<
114 creation of th 93 creation of the link. In case of speculative
115 configuration, 94 configuration, the creation is post-poned until
116 a physical dev 95 a physical device is being attached to the bus.
117 96
118 destroy_link !! 97 destroy_link write '1' to this attribute to destroy an
119 write '1' to t <<
120 active link 98 active link
121 99
122 What: /sys/kernel/config/most_net/<l 100 What: /sys/kernel/config/most_net/<link>
123 Date: March 8, 2019 101 Date: March 8, 2019
124 KernelVersion: 5.2 102 KernelVersion: 5.2
125 Description: 103 Description:
126 The attributes: 104 The attributes:
127 105
128 buffer_size !! 106 buffer_size configure the buffer size for this channel
129 configure the <<
130 107
131 subbuffer_size !! 108 subbuffer_size configure the sub-buffer size for this channel
132 configure the !! 109 (needed for synchronous and isochrnous data)
133 (needed for sy <<
134 110
135 111
136 num_buffers !! 112 num_buffers configure number of buffers used for this
137 configure numb <<
138 channel 113 channel
139 114
140 datatype !! 115 datatype configure type of data that will travel over
141 configure type <<
142 this channel 116 this channel
143 117
144 direction !! 118 direction configure whether this link will be an input
145 configure whet <<
146 or output 119 or output
147 120
148 dbr_size !! 121 dbr_size configure DBR data buffer size (this is used
149 configure DBR <<
150 for MediaLB co 122 for MediaLB communication only)
151 123
152 packets_per_xact 124 packets_per_xact
153 configure the 125 configure the number of packets that will be
154 collected from 126 collected from the network before being
155 transmitted vi 127 transmitted via USB (this is used for USB
156 communication 128 communication only)
157 129
158 device !! 130 device name of the device the link is to be attached to
159 name of the de <<
160 131
161 channel !! 132 channel name of the channel the link is to be attached to
162 name of the ch <<
163 133
164 comp_params !! 134 comp_params pass parameters needed by some components
165 pass parameter <<
166 135
167 create_link !! 136 create_link write '1' to this attribute to trigger the
168 write '1' to t <<
169 creation of th 137 creation of the link. In case of speculative
170 configuration, 138 configuration, the creation is post-poned until
171 a physical dev 139 a physical device is being attached to the bus.
172 140
173 destroy_link !! 141 destroy_link write '1' to this attribute to destroy an
174 write '1' to t <<
175 active link 142 active link
176 143
177 What: /sys/kernel/config/most_sound/ 144 What: /sys/kernel/config/most_sound/<card>
178 Date: March 8, 2019 145 Date: March 8, 2019
179 KernelVersion: 5.2 146 KernelVersion: 5.2
180 Description: 147 Description:
181 The attributes: 148 The attributes:
182 149
183 create_card !! 150 create_card write '1' to this attribute to trigger the
184 write '1' to t <<
185 registration o 151 registration of the sound card with the ALSA
186 subsystem. 152 subsystem.
187 153
188 What: /sys/kernel/config/most_sound/ 154 What: /sys/kernel/config/most_sound/<card>/<link>
189 Date: March 8, 2019 155 Date: March 8, 2019
190 KernelVersion: 5.2 156 KernelVersion: 5.2
191 Description: 157 Description:
192 The attributes: 158 The attributes:
193 159
194 buffer_size !! 160 buffer_size configure the buffer size for this channel
195 configure the <<
196 161
197 subbuffer_size !! 162 subbuffer_size configure the sub-buffer size for this channel
198 configure the !! 163 (needed for synchronous and isochrnous data)
199 (needed for sy <<
200 164
201 165
202 num_buffers !! 166 num_buffers configure number of buffers used for this
203 configure numb <<
204 channel 167 channel
205 168
206 datatype !! 169 datatype configure type of data that will travel over
207 configure type <<
208 this channel 170 this channel
209 171
210 direction !! 172 direction configure whether this link will be an input
211 configure whet <<
212 or output 173 or output
213 174
214 dbr_size !! 175 dbr_size configure DBR data buffer size (this is used
215 configure DBR <<
216 for MediaLB co 176 for MediaLB communication only)
217 177
218 packets_per_xact 178 packets_per_xact
219 configure the 179 configure the number of packets that will be
220 collected from 180 collected from the network before being
221 transmitted vi 181 transmitted via USB (this is used for USB
222 communication 182 communication only)
223 183
224 device !! 184 device name of the device the link is to be attached to
225 name of the de <<
226 185
227 channel !! 186 channel name of the channel the link is to be attached to
228 name of the ch <<
229 187
230 comp_params !! 188 comp_params pass parameters needed by some components
231 pass parameter <<
232 189
233 create_link !! 190 create_link write '1' to this attribute to trigger the
234 write '1' to t <<
235 creation of th 191 creation of the link. In case of speculative
236 configuration, 192 configuration, the creation is post-poned until
237 a physical dev 193 a physical device is being attached to the bus.
238 194
239 destroy_link !! 195 destroy_link write '1' to this attribute to destroy an
240 write '1' to t <<
241 active link 196 active link
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