Lines Matching refs:volume
293 Warning: when in NVRAM mode, the volume up/down/mute
295 which uses a single volume up or volume down hotkey
296 press to unmute, as per the ThinkPad volume mixer user
297 interface. When in ACPI event mode, volume up/down/mute
465 0x1015 0x14 VOLUME UP Internal mixer volume up. This
470 0x1016 0x15 VOLUME DOWN Internal mixer volume up. This
1036 procfs: /proc/acpi/ibm/volume
1039 NOTE: by default, the volume control interface operates in read-only
1046 console audio control to be done through the volume keys only, and for
1048 Software volume control should be done only in the main AC97/HDA
1060 audio control: volume up, volume down and mute.
1068 2. Press either volume key to unmute the ThinkPad (it will _not_
1069 change the volume, it will just unmute).
1078 also handles volume control for the headphone and speakers on these
1079 ThinkPads without any help from the operating system (this volume
1084 the main HDA mixer to do volume control (which is done by the operating
1085 system). In this case, the volume keys are filtered out for unmute
1091 The ThinkPad-ACPI volume control:
1097 and if volume control is enabled, accepts the following commands:
1099 echo up >/proc/acpi/ibm/volume
1100 echo down >/proc/acpi/ibm/volume
1101 echo mute >/proc/acpi/ibm/volume
1102 echo unmute >/proc/acpi/ibm/volume
1103 echo 'level <level>' >/proc/acpi/ibm/volume
1106 distinct. To unmute the volume after the mute command, use either the
1107 up or down command (the level command will not unmute the volume), or
1111 whether your thinkpad has volume control or mute-only control:
1112 volume_capabilities=1 for mixers with mute and volume control,
1119 There are two strategies for volume control. To select which one
1122 (so that volume/mute changes are remembered across shutdown/reboot).
1129 mixer is disabled, the driver will disable all volume functionality.
1413 0x0040 Audio mixer/volume control