This is with kernel 5.3.1 lowlatency from ubuntu uname -a Linux nick-beastie 5.3.1-050301*-lowlatency* #201909210632 SMP PREEMPT Sat Sep 21 06:36:56 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux diff helix.txt hxstomp.txt 1c1 < Bus 009 Device 011: ID 0e41:424a Line6, Inc. --- > Bus 001 Device 014: ID 0e41:4246 Line6, Inc. 7c7 < bDeviceSubClass 2 ? --- > bDeviceSubClass 2 11c11 < idProduct 0x424a --- > idProduct 0x4246 14,15c14,15 < iProduct 2 HELIX < iSerial 3 2744535 --- > iProduct 3 HX Stomp > iSerial 2 3021888 20,21c20,21 < wTotalLength 304 < bNumInterfaces 6 --- > wTotalLength 0x0117 > bNumInterfaces 5 26c26 < MaxPower 100mA --- > MaxPower 0mA 36c36 < iInterface 4 Msg Pipe --- > iInterface 0 75c75 < iInterface 6 HELIX Audio --- > iInterface 0 83c83 < bmControl 0x00 --- > bmControls 0x00 166c166 < AudioControl Endpoint Descriptor: --- > AudioStreaming Endpoint Descriptor: 223c223 < AudioControl Endpoint Descriptor: --- > AudioStreaming Endpoint Descriptor: 240c240 < iInterface 7 HELIX MIDI --- > iInterface 0 284c284 < bEndpointAddress 0x04 EP 4 OUT --- > bEndpointAddress 0x02 EP 2 OUT 302c302 < bEndpointAddress 0x84 EP 4 IN --- > bEndpointAddress 0x82 EP 2 IN 317,346d316 < Interface Descriptor: < bLength 9 < bDescriptorType 4 < bInterfaceNumber 5 < bAlternateSetting 0 < bNumEndpoints 1 < bInterfaceClass 3 Human Interface Device < bInterfaceSubClass 0 No Subclass < bInterfaceProtocol 0 None < iInterface 0 < HID Device Descriptor: < bLength 9 < bDescriptorType 33 < bcdHID 1.11 < bCountryCode 0 Not supported < bNumDescriptors 1 < bDescriptorType 34 Report < wDescriptorLength 37 < Report Descriptors: < ** UNAVAILABLE ** < Endpoint Descriptor: < bLength 7 < bDescriptorType 5 < bEndpointAddress 0x85 EP 5 IN < bmAttributes 3 < Transfer Type Interrupt < Synch Type None < Usage Type Data < wMaxPacketSize 0x0008 1x 8 bytes < bInterval 8 351c321 < bDeviceClass 0 (Defined at Interface level) --- > bDeviceClass 0 355a326 > can't get debug descriptor: Resource temporarily unavailable On Sun, 24 Nov 2019 at 23:13, nick83ola <nick83ola@xxxxxxxxx> wrote: > [29054.588559] usb 1-1.2.2: new high-speed USB device number 14 using > xhci_hcd > [29054.665318] usb 1-1.2.2: New USB device found, idVendor=0e41, > idProduct=4246, bcdDevice= 2.00 > [29054.665320] usb 1-1.2.2: New USB device strings: Mfr=1, Product=3, > SerialNumber=2 > [29054.665320] usb 1-1.2.2: Product: HX Stomp > [29054.665321] usb 1-1.2.2: Manufacturer: LINE 6 > [29054.665321] usb 1-1.2.2: SerialNumber: 3021888 > [29054.669712] usb 1-1.2.2: parse_audio_format_rates_v2v3(): unable to > retrieve number of sample rates: set it to a predefined value (clock 16). > [29054.671488] usb 1-1.2.2: parse_audio_format_rates_v2v3(): unable to > retrieve number of sample rates: set it to a predefined value (clock 16). > > > $ lsusb -v -d 0e41:4246 > > Bus 001 Device 014: ID 0e41:4246 Line6, Inc. > Device Descriptor: > bLength 18 > bDescriptorType 1 > bcdUSB 2.00 > bDeviceClass 239 Miscellaneous Device > bDeviceSubClass 2 > bDeviceProtocol 1 Interface Association > bMaxPacketSize0 64 > idVendor 0x0e41 Line6, Inc. > idProduct 0x4246 > bcdDevice 2.00 > iManufacturer 1 LINE 6 > iProduct 3 HX Stomp > iSerial 2 3021888 > bNumConfigurations 1 > Configuration Descriptor: > bLength 9 > bDescriptorType 2 > wTotalLength 0x0117 > bNumInterfaces 5 > bConfigurationValue 1 > iConfiguration 0 > bmAttributes 0xc0 > Self Powered > MaxPower 0mA > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 0 > bAlternateSetting 0 > bNumEndpoints 2 > bInterfaceClass 255 Vendor Specific Class > bInterfaceSubClass 0 > bInterfaceProtocol 0 > iInterface 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x81 EP 1 IN > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x01 EP 1 OUT > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > Interface Association: > bLength 8 > bDescriptorType 11 > bFirstInterface 1 > bInterfaceCount 4 > bFunctionClass 1 Audio > bFunctionSubClass 0 > bFunctionProtocol 32 > iFunction 0 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 1 > bAlternateSetting 0 > bNumEndpoints 0 > bInterfaceClass 1 Audio > bInterfaceSubClass 1 Control Device > bInterfaceProtocol 32 > iInterface 0 > AudioControl Interface Descriptor: > bLength 9 > bDescriptorType 36 > bDescriptorSubtype 1 (HEADER) > bcdADC 2.00 > bCategory 10 > wTotalLength 0x002e > bmControls 0x00 > AudioControl Interface Descriptor: > bLength 8 > bDescriptorType 36 > bDescriptorSubtype 10 (CLOCK_SOURCE) > bClockID 16 > bmAttributes 1 Internal fixed clock > bmControls 0x00 > bAssocTerminal 0 > iClockSource 0 > AudioControl Interface Descriptor: > bLength 17 > bDescriptorType 36 > bDescriptorSubtype 2 (INPUT_TERMINAL) > bTerminalID 32 > wTerminalType 0x0201 Microphone > bAssocTerminal 64 > bCSourceID 16 > bNrChannels 8 > bmChannelConfig 0x00000000 > iChannelNames 0 > bmControls 0x0000 > iTerminal 0 > AudioControl Interface Descriptor: > bLength 12 > bDescriptorType 36 > bDescriptorSubtype 3 (OUTPUT_TERMINAL) > bTerminalID 64 > wTerminalType 0x0301 Speaker > bAssocTerminal 32 > bSourceID 32 > bCSourceID 16 > bmControls 0x0000 > iTerminal 0 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 2 > bAlternateSetting 0 > bNumEndpoints 0 > bInterfaceClass 1 Audio > bInterfaceSubClass 2 Streaming > bInterfaceProtocol 32 > iInterface 0 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 2 > bAlternateSetting 1 > bNumEndpoints 1 > bInterfaceClass 1 Audio > bInterfaceSubClass 2 Streaming > bInterfaceProtocol 32 > iInterface 0 > AudioStreaming Interface Descriptor: > bLength 16 > bDescriptorType 36 > bDescriptorSubtype 1 (AS_GENERAL) > bTerminalLink 32 > bmControls 0x00 > bFormatType 1 > bmFormats 0x00000001 > PCM > bNrChannels 8 > bmChannelConfig 0x00000000 > iChannelNames 0 > AudioStreaming Interface Descriptor: > bLength 6 > bDescriptorType 36 > bDescriptorSubtype 2 (FORMAT_TYPE) > bFormatType 1 (FORMAT_TYPE_I) > bSubslotSize 4 > bBitResolution 24 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x03 EP 3 OUT > bmAttributes 5 > Transfer Type Isochronous > Synch Type Asynchronous > Usage Type Data > wMaxPacketSize 0x00e0 1x 224 bytes > bInterval 1 > AudioStreaming Endpoint Descriptor: > bLength 8 > bDescriptorType 37 > bDescriptorSubtype 1 (EP_GENERAL) > bmAttributes 0x00 > bmControls 0x00 > bLockDelayUnits 0 Undefined > wLockDelay 0x0000 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 3 > bAlternateSetting 0 > bNumEndpoints 0 > bInterfaceClass 1 Audio > bInterfaceSubClass 2 Streaming > bInterfaceProtocol 32 > iInterface 0 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 3 > bAlternateSetting 1 > bNumEndpoints 1 > bInterfaceClass 1 Audio > bInterfaceSubClass 2 Streaming > bInterfaceProtocol 32 > iInterface 0 > AudioStreaming Interface Descriptor: > bLength 16 > bDescriptorType 36 > bDescriptorSubtype 1 (AS_GENERAL) > bTerminalLink 64 > bmControls 0x00 > bFormatType 1 > bmFormats 0x00000001 > PCM > bNrChannels 8 > bmChannelConfig 0x00000000 > iChannelNames 0 > AudioStreaming Interface Descriptor: > bLength 6 > bDescriptorType 36 > bDescriptorSubtype 2 (FORMAT_TYPE) > bFormatType 1 (FORMAT_TYPE_I) > bSubslotSize 4 > bBitResolution 24 > Endpoint Descriptor: > bLength 7 > bDescriptorType 5 > bEndpointAddress 0x83 EP 3 IN > bmAttributes 37 > Transfer Type Isochronous > Synch Type Asynchronous > Usage Type Implicit feedback Data > wMaxPacketSize 0x00e0 1x 224 bytes > bInterval 1 > AudioStreaming Endpoint Descriptor: > bLength 8 > bDescriptorType 37 > bDescriptorSubtype 1 (EP_GENERAL) > bmAttributes 0x00 > bmControls 0x00 > bLockDelayUnits 0 Undefined > wLockDelay 0x0000 > Interface Descriptor: > bLength 9 > bDescriptorType 4 > bInterfaceNumber 4 > bAlternateSetting 0 > bNumEndpoints 2 > bInterfaceClass 1 Audio > bInterfaceSubClass 3 MIDI Streaming > bInterfaceProtocol 0 > iInterface 0 > MIDIStreaming Interface Descriptor: > bLength 7 > bDescriptorType 36 > bDescriptorSubtype 1 (HEADER) > bcdADC 1.00 > wTotalLength 0x003d > MIDIStreaming Interface Descriptor: > bLength 6 > bDescriptorType 36 > bDescriptorSubtype 2 (MIDI_IN_JACK) > bJackType 1 Embedded > bJackID 1 > iJack 0 > MIDIStreaming Interface Descriptor: > bLength 6 > bDescriptorType 36 > bDescriptorSubtype 2 (MIDI_IN_JACK) > bJackType 2 External > bJackID 2 > iJack 0 > MIDIStreaming Interface Descriptor: > bLength 9 > bDescriptorType 36 > bDescriptorSubtype 3 (MIDI_OUT_JACK) > bJackType 1 Embedded > bJackID 3 > bNrInputPins 1 > baSourceID( 0) 2 > BaSourcePin( 0) 1 > iJack 0 > MIDIStreaming Interface Descriptor: > bLength 9 > bDescriptorType 36 > bDescriptorSubtype 3 (MIDI_OUT_JACK) > bJackType 2 External > bJackID 4 > bNrInputPins 1 > baSourceID( 0) 1 > BaSourcePin( 0) 1 > iJack 0 > Endpoint Descriptor: > bLength 9 > bDescriptorType 5 > bEndpointAddress 0x02 EP 2 OUT > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > bRefresh 0 > bSynchAddress 0 > MIDIStreaming Endpoint Descriptor: > bLength 5 > bDescriptorType 37 > bDescriptorSubtype 1 (GENERAL) > bNumEmbMIDIJack 1 > baAssocJackID( 0) 1 > Endpoint Descriptor: > bLength 9 > bDescriptorType 5 > bEndpointAddress 0x82 EP 2 IN > bmAttributes 2 > Transfer Type Bulk > Synch Type None > Usage Type Data > wMaxPacketSize 0x0200 1x 512 bytes > bInterval 0 > bRefresh 0 > bSynchAddress 0 > MIDIStreaming Endpoint Descriptor: > bLength 5 > bDescriptorType 37 > bDescriptorSubtype 1 (GENERAL) > bNumEmbMIDIJack 1 > baAssocJackID( 0) 3 > Device Qualifier (for other device speed): > bLength 10 > bDescriptorType 6 > bcdUSB 2.00 > bDeviceClass 0 > bDeviceSubClass 0 > bDeviceProtocol 0 > bMaxPacketSize0 64 > bNumConfigurations 1 > can't get debug descriptor: Resource temporarily unavailable > Device Status: 0x0001 > Self Powered > > > On Sun, 24 Nov 2019 at 23:07, nick83ola <nick83ola@xxxxxxxxx> wrote: > >> Hi Jens, >> in my hx stomp with 2.82 firmware the USB id is the same and I'm not >> experiencing any glitch. >> Also some people on line6 confirm that the patch is working for hx stomp. >> If on helix the situation is different you should submit a patch. >> >> Best Regards >> Nicola Lunghi >> >> On Sun, 24 Nov 2019 at 13:41, Jens Verwiebe <info@xxxxxxxxxxxxxxx> wrote: >> >>> Back to the Helix once more ..... >>> >>> I already informed Nicola about latest Line6 firmware 2.8 ff changes. >>> >>> All Helix devices seem to get a new product id due to the new core >>> changes. >>> >>> Additionally we have now an endpoint 5 for HID support ( applied dump ). >>> Not sure what we can make out of this >>> >>> cause a lack of investigation time. The audio endpoint descriptors are >>> unchanged. >>> >>> >>> The problem with not working implicite feedback stays, so i still use my >>> arbitrary 48005 Hz hack. >>> >>> Without slight pop would ocure in audio, but still with this hack every >>> 20 minutes i get a slight distortion which >>> >>> is no surprise. >>> >>> Can someone shed light here if an implicite feedback device should show >>> the exact momentäry fequency ? >>> >>> Should i see also the 16.16 feedback format ? >>> >>> I looked through all code and 'am still stunned where the sync >>> >>> fails. >>> >>> Btw: i have also attached ioreg information from macOS if this helps >>> someone to dig deeper. I dumped driverless >>> >>> "usb compliant" mode here with integer outcome for a quick overlook. >>> >>> >>> This so far ... Jens >>> >>> -- >>> >>> Jens Verwiebe >>> Allerskehre 44 - 22309 Hamburg >>> >>> Tel.: +49 40 68 78 50 >>> mailto: info@xxxxxxxxxxxxxxx >>> web: https://www.jensverwiebe.de >>> >>> _______________________________________________ >>> Alsa-devel mailing list >>> Alsa-devel@xxxxxxxxxxxxxxxx >>> https://mailman.alsa-project.org/mailman/listinfo/alsa-devel >>> >> _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
