diff options
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/configfs-usb-gadget-uvc | 64 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu | 15 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio | 32 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-adc-ad4130 | 46 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-typec | 27 | ||||
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-watchdog | 2 |
6 files changed, 132 insertions, 54 deletions
diff --git a/Documentation/ABI/testing/configfs-usb-gadget-uvc b/Documentation/ABI/testing/configfs-usb-gadget-uvc index 4feb692c4c1d..b6720768d63d 100644 --- a/Documentation/ABI/testing/configfs-usb-gadget-uvc +++ b/Documentation/ABI/testing/configfs-usb-gadget-uvc @@ -342,6 +342,70 @@ Description: Specific uncompressed frame descriptors support ========================= ===================================== +What: /config/usb-gadget/gadget/functions/uvc.name/streaming/framebased +Date: Sept 2024 +KernelVersion: 5.15 +Description: Framebased format descriptors + +What: /config/usb-gadget/gadget/functions/uvc.name/streaming/framebased/name +Date: Sept 2024 +KernelVersion: 5.15 +Description: Specific framebased format descriptors + + ================== ======================================= + bFormatIndex unique id for this format descriptor; + only defined after parent header is + linked into the streaming class; + read-only + bmaControls this format's data for bmaControls in + the streaming header + bmInterlaceFlags specifies interlace information, + read-only + bAspectRatioY the X dimension of the picture aspect + ratio, read-only + bAspectRatioX the Y dimension of the picture aspect + ratio, read-only + bDefaultFrameIndex optimum frame index for this stream + bBitsPerPixel number of bits per pixel used to + specify color in the decoded video + frame + guidFormat globally unique id used to identify + stream-encoding format + ================== ======================================= + +What: /config/usb-gadget/gadget/functions/uvc.name/streaming/framebased/name/name +Date: Sept 2024 +KernelVersion: 5.15 +Description: Specific framebased frame descriptors + + ========================= ===================================== + bFrameIndex unique id for this framedescriptor; + only defined after parent format is + linked into the streaming header; + read-only + dwFrameInterval indicates how frame interval can be + programmed; a number of values + separated by newline can be specified + dwDefaultFrameInterval the frame interval the device would + like to use as default + dwBytesPerLine Specifies the number of bytes per line + of video for packed fixed frame size + formats, allowing the receiver to + perform stride alignment of the video. + If the bVariableSize value (above) is + TRUE (1), or if the format does not + permit such alignment, this value shall + be set to zero (0). + dwMaxBitRate the maximum bit rate at the shortest + frame interval in bps + dwMinBitRate the minimum bit rate at the longest + frame interval in bps + wHeight height of decoded bitmap frame in px + wWidth width of decoded bitmam frame in px + bmCapabilities still image support, fixed frame-rate + support + ========================= ===================================== + What: /config/usb-gadget/gadget/functions/uvc.name/streaming/header Date: Dec 2014 KernelVersion: 4.0 diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu index 8285263ff78d..a116aee9709a 100644 --- a/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu +++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-vpa-pmu @@ -8,17 +8,18 @@ Description: Read-only. Attribute group to describe the magic bits Each attribute under this group defines a bit range of the perf_event_attr.config. Supported attribute are listed below:: - event = "config:0-31" - event ID - For example:: + event = "config:0-31" - event ID - l1_to_l2_lat = "event=0x1" + For example:: + + l1_to_l2_lat = "event=0x1" What: /sys/bus/event_source/devices/vpa_pmu/events Date: November 2024 Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> -Description: Read-only. Attribute group to describe performance monitoring +Description: Read-only. Attribute group to describe performance monitoring events for the Virtual Processor Area events. Each attribute - in this group describes a single performance monitoring event - supported by vpa_pmu. The name of the file is the name of - the event (See ABI/testing/sysfs-bus-event_source-devices-events). + in this group describes a single performance monitoring event + supported by vpa_pmu. The name of the file is the name of + the event (See ABI/testing/sysfs-bus-event_source-devices-events). diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 89943c2d54e8..f83bd6829285 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -2268,6 +2268,30 @@ Description: An example format is 16-bytes, 2-digits-per-byte, HEX-string representing the sensor unique ID number. +What: /sys/bus/iio/devices/iio:deviceX/filter_type_available +What: /sys/bus/iio/devices/iio:deviceX/in_voltage-voltage_filter_mode_available +KernelVersion: 6.1 +Contact: linux-iio@vger.kernel.org +Description: + Reading returns a list with the possible filter modes. Options + for the attribute: + + * "sinc3" - The digital sinc3 filter. Moderate 1st + conversion time. Good noise performance. + * "sinc4" - Sinc 4. Excellent noise performance. Long + 1st conversion time. + * "sinc5" - The digital sinc5 filter. Excellent noise + performance + * "sinc4+sinc1" - Sinc4 + averaging by 8. Low 1st conversion + time. + * "sinc3+rej60" - Sinc3 + 60Hz rejection. + * "sinc3+sinc1" - Sinc3 + averaging by 8. Low 1st conversion + time. + * "sinc3+pf1" - Sinc3 + device specific Post Filter 1. + * "sinc3+pf2" - Sinc3 + device specific Post Filter 2. + * "sinc3+pf3" - Sinc3 + device specific Post Filter 3. + * "sinc3+pf4" - Sinc3 + device specific Post Filter 4. + What: /sys/.../events/in_proximity_thresh_either_runningperiod KernelVersion: 6.6 Contact: linux-iio@vger.kernel.org @@ -2339,3 +2363,11 @@ KernelVersion: 6.10 Contact: linux-iio@vger.kernel.org Description: The value of current sense resistor in Ohms. + +What: /sys/.../iio:deviceX/in_attention_input +KernelVersion: 6.13 +Contact: linux-iio@vger.kernel.org +Description: + Value representing the user's attention to the system expressed + in units as percentage. This usually means if the user is + looking at the screen or not. diff --git a/Documentation/ABI/testing/sysfs-bus-iio-adc-ad4130 b/Documentation/ABI/testing/sysfs-bus-iio-adc-ad4130 deleted file mode 100644 index f24ed6687e90..000000000000 --- a/Documentation/ABI/testing/sysfs-bus-iio-adc-ad4130 +++ /dev/null @@ -1,46 +0,0 @@ -What: /sys/bus/iio/devices/iio:deviceX/in_voltage-voltage_filter_mode_available -KernelVersion: 6.2 -Contact: linux-iio@vger.kernel.org -Description: - Reading returns a list with the possible filter modes. - - * "sinc4" - Sinc 4. Excellent noise performance. Long - 1st conversion time. No natural 50/60Hz rejection. - - * "sinc4+sinc1" - Sinc4 + averaging by 8. Low 1st conversion - time. - - * "sinc3" - Sinc3. Moderate 1st conversion time. - Good noise performance. - - * "sinc3+rej60" - Sinc3 + 60Hz rejection. At a sampling - frequency of 50Hz, achieves simultaneous 50Hz and 60Hz - rejection. - - * "sinc3+sinc1" - Sinc3 + averaging by 8. Low 1st conversion - time. Best used with a sampling frequency of at least - 216.19Hz. - - * "sinc3+pf1" - Sinc3 + Post Filter 1. 53dB rejection @ - 50Hz, 58dB rejection @ 60Hz. - - * "sinc3+pf2" - Sinc3 + Post Filter 2. 70dB rejection @ - 50Hz, 70dB rejection @ 60Hz. - - * "sinc3+pf3" - Sinc3 + Post Filter 3. 99dB rejection @ - 50Hz, 103dB rejection @ 60Hz. - - * "sinc3+pf4" - Sinc3 + Post Filter 4. 103dB rejection @ - 50Hz, 109dB rejection @ 60Hz. - -What: /sys/bus/iio/devices/iio:deviceX/in_voltageY-voltageZ_filter_mode -KernelVersion: 6.2 -Contact: linux-iio@vger.kernel.org -Description: - Set the filter mode of the differential channel. When the filter - mode changes, the in_voltageY-voltageZ_sampling_frequency and - in_voltageY-voltageZ_sampling_frequency_available attributes - might also change to accommodate the new filter mode. - If the current sampling frequency is out of range for the new - filter mode, the sampling frequency will be changed to the - closest valid one. diff --git a/Documentation/ABI/testing/sysfs-class-typec b/Documentation/ABI/testing/sysfs-class-typec index 281b995beb05..38e101c17a00 100644 --- a/Documentation/ABI/testing/sysfs-class-typec +++ b/Documentation/ABI/testing/sysfs-class-typec @@ -149,6 +149,19 @@ Description: advertise to the partner. The currently used capabilities are in brackets. Selection happens by writing to the file. +What: /sys/class/typec/<port>/usb_capability +Date: November 2024 +Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com> +Description: Lists the supported USB Modes. The default USB mode that is used + next time with the Enter_USB Message is in brackets. The default + mode can be changed by writing to the file when supported by the + driver. + + Valid values: + - usb2 (USB 2.0) + - usb3 (USB 3.2) + - usb4 (USB4) + USB Type-C partner devices (eg. /sys/class/typec/port0-partner/) What: /sys/class/typec/<port>-partner/accessory_mode @@ -220,6 +233,20 @@ Description: directory exists, it will have an attribute file for every VDO in Discover Identity command result. +What: /sys/class/typec/<port>-partner/usb_mode +Date: November 2024 +Contact: Heikki Krogerus <heikki.krogerus@linux.intel.com> +Description: The USB Modes that the partner device supports. The active mode + is displayed in brackets. The active USB mode can be changed by + writing to this file when the port driver is able to send Data + Reset Message to the partner. That requires USB Power Delivery + contract between the partner and the port. + + Valid values: + - usb2 (USB 2.0) + - usb3 (USB 3.2) + - usb4 (USB4) + USB Type-C cable devices (eg. /sys/class/typec/port0-cable/) Note: Electronically Marked Cables will have a device also for one cable plug diff --git a/Documentation/ABI/testing/sysfs-class-watchdog b/Documentation/ABI/testing/sysfs-class-watchdog index 94fb74615951..70eabccf0557 100644 --- a/Documentation/ABI/testing/sysfs-class-watchdog +++ b/Documentation/ABI/testing/sysfs-class-watchdog @@ -76,7 +76,7 @@ Description: timeout when the pretimeout interrupt is delivered. Pretimeout is an optional feature. -What: /sys/class/watchdog/watchdogn/pretimeout_avaialable_governors +What: /sys/class/watchdog/watchdogn/pretimeout_available_governors Date: February 2017 Contact: Wim Van Sebroeck <wim@iguana.be> Description: |