Edit: /usr/share/alsa/ucm2/ucm.conf (2536B)
#
# This is the toplevel file included from the alsa-lib.
#
# It allows to add extra lookups for the old kernels or so.
#
# You may specify the directory (relative to the toplevel) and
# the master configuration file which defines the verbs.
#
#
# Syntax version is reset for the master configuration file.
#
Syntax 3
Define.V1 "" # non-empty string to enable ucm v1 paths
Define.V2Module yes # empty string to disable
Define.V2Name yes # empty string to disable
If.driver {
Condition {
Type String
Empty "${CardNumber}"
}
True {
#
# The probed path for no-hw-card:
#
# ucm2/${OpenName}/${OpenName}.conf
#
UseCasePath {
legacy {
Directory "${OpenName}"
File "${OpenName}.conf"
}
}
}
False {
#
# The probed path when hw-card is found:
#
# ucm2/${KernelModule}/${KernelModule}.conf
# ucm2/${CardDriver}/${CardLongName}.conf
# ucm2/${CardDriver}/${CardDriver}.conf
#
If.V2Module {
Condition {
Type String
Empty "${var:V2Module}"
}
False {
Define.KernelModulePath "class/sound/card${CardNumber}/device/driver"
Define.KernelModule "${sys:$KernelModulePath}"
UseCasePath.module {
Directory "module"
File "${var:KernelModule}.conf"
}
}
}
If.V2Name {
Condition {
Type String
Empty "${var:V2Name}"
}
False.UseCasePath {
longname {
Directory "${CardDriver}"
File "${CardLongName}.conf"
}
driver {
Directory "${CardDriver}"
File "${CardDriver}.conf"
}
}
}
}
}
If.V1 {
Condition {
Type String
Empty "${var:V1}"
}
False.If.v1_driver {
Condition {
Type String
Empty "${CardNumber}"
}
True {
#
# The probed path for no-hw-card:
#
# ucm/${OpenName}/${OpenName}.conf
#
UseCasePath.v1_legacy {
Version 1
Directory "${OpenName}"
File "${OpenName}.conf"
}
}
False {
#
# The ucm v1 probed path when hw-card is found:
#
# ucm/${CardLongName}/${CardLongName}.conf
# ucm/${CardName}/${CardName}.conf or \
# ucm/${OpenName}/${OpenName}.conf
#
UseCasePath.v1_longname {
Version 1
Directory "${CardLongName}"
File "${CardLongName}.conf"
}
If.v1_hw {
Condition {
Type String
Haystack "${OpenName}"
Needle "hw:"
}
True.UseCasePath.v1_cardnamme {
Version 1
Directory "${CardName}"
File "${CardName}.conf"
}
False.UseCasePath.v1_openname {
Version 1
Directory "${OpenName}"
File "${OpenName}.conf"
}
}
}
}
}