2019-04-03 16:19:55 +03:00
What: /sys/kernel/config/most_<component>
Date: March 8, 2019
KernelVersion: 5.2
Description: Interface is used to configure and connect device channels
to component drivers.
Attributes are visible only when configfs is mounted. To mount
configfs in /sys/kernel/config directory use:
# mount -t configfs none /sys/kernel/config/
What: /sys/kernel/config/most_cdev/<link>
Date: March 8, 2019
KernelVersion: 5.2
Description:
The attributes:
2020-10-30 10:40:50 +03:00
buffer_size
configure the buffer size for this channel
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
subbuffer_size
configure the sub-buffer size for this channel
docs: typo fixes in Documentation/ABI/
Fix the following typos in the Documentation/ABI/ directory:
- In file obsolete/sysfs-cpuidle, change "obselete" for "obsolete".
- In file removed/sysfs-kernel-uids, change "propotional" for "proportional".
- In directory stable/, fix the following words: "associtated" for "associated",
"hexidecimal" for "hexadecimal", "vlue" for "value", "csed" for "caused" and
"wrtie" for "write". This updates a total of five files.
- In directory testing/, fix the following words: "subystem" for "subsystem",
"isochrnous" for "isochronous", "Desctiptors" for "Descriptors", "picutre" for
"picture", "capture" for "capture", "occured" for "ocurred", "connnected" for
"connected","agressively" for "aggressively","manufacturee" for "manufacturer"
and "transaction" for "transaction", "malformatted" for "incorrectly formated"
,"internel" for "internal", "writtento" for "written to", "specificed" for
"specified", "beyound" for "beyond", "Symetric" for "Symmetric". This updates
a total of eleven files.
Signed-off-by: Carlos Bilbao <bilbao@vt.edu>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/5710038.lOV4Wx5bFT@iron-maiden
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-05-13 16:31:10 +03:00
(needed for synchronous and isochronous data)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
num_buffers
configure number of buffers used for this
2019-04-03 16:19:55 +03:00
channel
2020-10-30 10:40:50 +03:00
datatype
configure type of data that will travel over
2019-04-03 16:19:55 +03:00
this channel
2020-10-30 10:40:50 +03:00
direction
configure whether this link will be an input
2019-04-03 16:19:55 +03:00
or output
2020-10-30 10:40:50 +03:00
dbr_size
configure DBR data buffer size (this is used
2019-06-05 23:30:11 +03:00
for MediaLB communication only)
2019-04-03 16:19:55 +03:00
packets_per_xact
configure the number of packets that will be
collected from the network before being
transmitted via USB (this is used for USB
2019-06-05 23:30:11 +03:00
communication only)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
device
name of the device the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
channel
name of the channel the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
comp_params
pass parameters needed by some components
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
create_link
write '1' to this attribute to trigger the
2019-04-03 16:19:55 +03:00
creation of the link. In case of speculative
configuration, the creation is post-poned until
a physical device is being attached to the bus.
2020-10-30 10:40:50 +03:00
destroy_link
write '1' to this attribute to destroy an
2019-04-03 16:19:55 +03:00
active link
What: /sys/kernel/config/most_video/<link>
Date: March 8, 2019
KernelVersion: 5.2
Description:
The attributes:
2020-10-30 10:40:50 +03:00
buffer_size
configure the buffer size for this channel
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
subbuffer_size
configure the sub-buffer size for this channel
docs: typo fixes in Documentation/ABI/
Fix the following typos in the Documentation/ABI/ directory:
- In file obsolete/sysfs-cpuidle, change "obselete" for "obsolete".
- In file removed/sysfs-kernel-uids, change "propotional" for "proportional".
- In directory stable/, fix the following words: "associtated" for "associated",
"hexidecimal" for "hexadecimal", "vlue" for "value", "csed" for "caused" and
"wrtie" for "write". This updates a total of five files.
- In directory testing/, fix the following words: "subystem" for "subsystem",
"isochrnous" for "isochronous", "Desctiptors" for "Descriptors", "picutre" for
"picture", "capture" for "capture", "occured" for "ocurred", "connnected" for
"connected","agressively" for "aggressively","manufacturee" for "manufacturer"
and "transaction" for "transaction", "malformatted" for "incorrectly formated"
,"internel" for "internal", "writtento" for "written to", "specificed" for
"specified", "beyound" for "beyond", "Symetric" for "Symmetric". This updates
a total of eleven files.
Signed-off-by: Carlos Bilbao <bilbao@vt.edu>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/5710038.lOV4Wx5bFT@iron-maiden
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-05-13 16:31:10 +03:00
(needed for synchronous and isochronous data)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
num_buffers
configure number of buffers used for this
2019-04-03 16:19:55 +03:00
channel
2020-10-30 10:40:50 +03:00
datatype
configure type of data that will travel over
2019-04-03 16:19:55 +03:00
this channel
2020-10-30 10:40:50 +03:00
direction
configure whether this link will be an input
2019-04-03 16:19:55 +03:00
or output
2020-10-30 10:40:50 +03:00
dbr_size
configure DBR data buffer size (this is used
2019-06-05 23:30:11 +03:00
for MediaLB communication only)
2019-04-03 16:19:55 +03:00
packets_per_xact
configure the number of packets that will be
collected from the network before being
transmitted via USB (this is used for USB
2019-06-05 23:30:11 +03:00
communication only)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
device
name of the device the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
channel
name of the channel the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
comp_params
pass parameters needed by some components
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
create_link
write '1' to this attribute to trigger the
2019-04-03 16:19:55 +03:00
creation of the link. In case of speculative
configuration, the creation is post-poned until
a physical device is being attached to the bus.
2020-10-30 10:40:50 +03:00
destroy_link
write '1' to this attribute to destroy an
2019-04-03 16:19:55 +03:00
active link
What: /sys/kernel/config/most_net/<link>
Date: March 8, 2019
KernelVersion: 5.2
Description:
The attributes:
2020-10-30 10:40:50 +03:00
buffer_size
configure the buffer size for this channel
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
subbuffer_size
configure the sub-buffer size for this channel
docs: typo fixes in Documentation/ABI/
Fix the following typos in the Documentation/ABI/ directory:
- In file obsolete/sysfs-cpuidle, change "obselete" for "obsolete".
- In file removed/sysfs-kernel-uids, change "propotional" for "proportional".
- In directory stable/, fix the following words: "associtated" for "associated",
"hexidecimal" for "hexadecimal", "vlue" for "value", "csed" for "caused" and
"wrtie" for "write". This updates a total of five files.
- In directory testing/, fix the following words: "subystem" for "subsystem",
"isochrnous" for "isochronous", "Desctiptors" for "Descriptors", "picutre" for
"picture", "capture" for "capture", "occured" for "ocurred", "connnected" for
"connected","agressively" for "aggressively","manufacturee" for "manufacturer"
and "transaction" for "transaction", "malformatted" for "incorrectly formated"
,"internel" for "internal", "writtento" for "written to", "specificed" for
"specified", "beyound" for "beyond", "Symetric" for "Symmetric". This updates
a total of eleven files.
Signed-off-by: Carlos Bilbao <bilbao@vt.edu>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/5710038.lOV4Wx5bFT@iron-maiden
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-05-13 16:31:10 +03:00
(needed for synchronous and isochronous data)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
num_buffers
configure number of buffers used for this
2019-04-03 16:19:55 +03:00
channel
2020-10-30 10:40:50 +03:00
datatype
configure type of data that will travel over
2019-04-03 16:19:55 +03:00
this channel
2020-10-30 10:40:50 +03:00
direction
configure whether this link will be an input
2019-04-03 16:19:55 +03:00
or output
2020-10-30 10:40:50 +03:00
dbr_size
configure DBR data buffer size (this is used
2019-06-05 23:30:11 +03:00
for MediaLB communication only)
2019-04-03 16:19:55 +03:00
packets_per_xact
configure the number of packets that will be
collected from the network before being
transmitted via USB (this is used for USB
2019-06-05 23:30:11 +03:00
communication only)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
device
name of the device the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
channel
name of the channel the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
comp_params
pass parameters needed by some components
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
create_link
write '1' to this attribute to trigger the
2019-04-03 16:19:55 +03:00
creation of the link. In case of speculative
configuration, the creation is post-poned until
a physical device is being attached to the bus.
2020-10-30 10:40:50 +03:00
destroy_link
write '1' to this attribute to destroy an
2019-04-03 16:19:55 +03:00
active link
What: /sys/kernel/config/most_sound/<card>
Date: March 8, 2019
KernelVersion: 5.2
Description:
The attributes:
2020-10-30 10:40:50 +03:00
create_card
write '1' to this attribute to trigger the
2019-04-03 16:19:55 +03:00
registration of the sound card with the ALSA
subsystem.
What: /sys/kernel/config/most_sound/<card>/<link>
Date: March 8, 2019
KernelVersion: 5.2
Description:
The attributes:
2020-10-30 10:40:50 +03:00
buffer_size
configure the buffer size for this channel
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
subbuffer_size
configure the sub-buffer size for this channel
docs: typo fixes in Documentation/ABI/
Fix the following typos in the Documentation/ABI/ directory:
- In file obsolete/sysfs-cpuidle, change "obselete" for "obsolete".
- In file removed/sysfs-kernel-uids, change "propotional" for "proportional".
- In directory stable/, fix the following words: "associtated" for "associated",
"hexidecimal" for "hexadecimal", "vlue" for "value", "csed" for "caused" and
"wrtie" for "write". This updates a total of five files.
- In directory testing/, fix the following words: "subystem" for "subsystem",
"isochrnous" for "isochronous", "Desctiptors" for "Descriptors", "picutre" for
"picture", "capture" for "capture", "occured" for "ocurred", "connnected" for
"connected","agressively" for "aggressively","manufacturee" for "manufacturer"
and "transaction" for "transaction", "malformatted" for "incorrectly formated"
,"internel" for "internal", "writtento" for "written to", "specificed" for
"specified", "beyound" for "beyond", "Symetric" for "Symmetric". This updates
a total of eleven files.
Signed-off-by: Carlos Bilbao <bilbao@vt.edu>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/5710038.lOV4Wx5bFT@iron-maiden
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-05-13 16:31:10 +03:00
(needed for synchronous and isochronous data)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
num_buffers
configure number of buffers used for this
2019-04-03 16:19:55 +03:00
channel
2020-10-30 10:40:50 +03:00
datatype
configure type of data that will travel over
2019-04-03 16:19:55 +03:00
this channel
2020-10-30 10:40:50 +03:00
direction
configure whether this link will be an input
2019-04-03 16:19:55 +03:00
or output
2020-10-30 10:40:50 +03:00
dbr_size
configure DBR data buffer size (this is used
2019-06-05 23:30:11 +03:00
for MediaLB communication only)
2019-04-03 16:19:55 +03:00
packets_per_xact
configure the number of packets that will be
collected from the network before being
transmitted via USB (this is used for USB
2019-06-05 23:30:11 +03:00
communication only)
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
device
name of the device the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
channel
name of the channel the link is to be attached to
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
comp_params
pass parameters needed by some components
2019-04-03 16:19:55 +03:00
2020-10-30 10:40:50 +03:00
create_link
write '1' to this attribute to trigger the
2019-04-03 16:19:55 +03:00
creation of the link. In case of speculative
configuration, the creation is post-poned until
a physical device is being attached to the bus.
2020-10-30 10:40:50 +03:00
destroy_link
write '1' to this attribute to destroy an
2019-04-03 16:19:55 +03:00
active link
