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Diffstat (limited to 'Documentation/usb/gadget-testing.rst')
-rw-r--r-- | Documentation/usb/gadget-testing.rst | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/Documentation/usb/gadget-testing.rst b/Documentation/usb/gadget-testing.rst index c18113077889..2278c9ffb74a 100644 --- a/Documentation/usb/gadget-testing.rst +++ b/Documentation/usb/gadget-testing.rst @@ -333,6 +333,12 @@ In each lun directory there are the following attribute files: being a CD-ROM. nofua Flag specifying that FUA flag in SCSI WRITE(10,12) + forced_eject This write-only file is useful only when + the function is active. It causes the backing + file to be forcibly detached from the LUN, + regardless of whether the host has allowed it. + Any non-zero number of bytes written will + result in ejection. =============== ============================================== Testing the MASS STORAGE function @@ -726,7 +732,7 @@ The uac2 function provides these attributes in its function directory: ================ ==================================================== c_chmask capture channel mask - c_srate capture sampling rate + c_srate list of capture sampling rates (comma-separated) c_ssize capture sample size (bytes) c_sync capture synchronization type (async/adaptive) c_mute_present capture mute control enable @@ -734,17 +740,20 @@ The uac2 function provides these attributes in its function directory: c_volume_min capture volume control min value (in 1/256 dB) c_volume_max capture volume control max value (in 1/256 dB) c_volume_res capture volume control resolution (in 1/256 dB) + c_hs_bint capture bInterval for HS/SS (1-4: fixed, 0: auto) fb_max maximum extra bandwidth in async mode p_chmask playback channel mask - p_srate playback sampling rate + p_srate list of playback sampling rates (comma-separated) p_ssize playback sample size (bytes) p_mute_present playback mute control enable p_volume_present playback volume control enable p_volume_min playback volume control min value (in 1/256 dB) p_volume_max playback volume control max value (in 1/256 dB) p_volume_res playback volume control resolution (in 1/256 dB) + p_hs_bint playback bInterval for HS/SS (1-4: fixed, 0: auto) req_number the number of pre-allocated request for both capture and playback + function_name name of the interface ================ ==================================================== The attributes have sane default values. @@ -784,6 +793,7 @@ The uvc function provides these attributes in its function directory: streaming_maxpacket maximum packet size this endpoint is capable of sending or receiving when this configuration is selected + function_name name of the interface =================== ================================================ There are also "control" and "streaming" subdirectories, each of which contain @@ -916,7 +926,7 @@ The uac1 function provides these attributes in its function directory: ================ ==================================================== c_chmask capture channel mask - c_srate capture sampling rate + c_srate list of capture sampling rates (comma-separated) c_ssize capture sample size (bytes) c_mute_present capture mute control enable c_volume_present capture volume control enable @@ -924,15 +934,16 @@ The uac1 function provides these attributes in its function directory: c_volume_max capture volume control max value (in 1/256 dB) c_volume_res capture volume control resolution (in 1/256 dB) p_chmask playback channel mask - p_srate playback sampling rate + p_srate list of playback sampling rates (comma-separated) p_ssize playback sample size (bytes) p_mute_present playback mute control enable p_volume_present playback volume control enable p_volume_min playback volume control min value (in 1/256 dB) p_volume_max playback volume control max value (in 1/256 dB) p_volume_res playback volume control resolution (in 1/256 dB) - req_number the number of pre-allocated request for both capture + req_number the number of pre-allocated requests for both capture and playback + function_name name of the interface ================ ==================================================== The attributes have sane default values. |