Re: [PATCH] ALSA: firewire-motu: add support for MOTU Traveler mk3

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On Thu, 04 Nov 2021 12:06:27 +0100,
Takashi Sakamoto wrote:
> 
> Mark of the Unicorn (MOTU) shipped Traveler mk3 as one of models in third
> generation of its FireWire series, and discontinued it already. The model
> consists of below ICs:
> 
>  * Texas Instruments TSB41AB2
>  * Phillips Semiconductors PDI1394L40
>  * Altera cyclone EP1C3
>  * Texas Instruments TMS320VC5402
> 
> It supports sampling transfer frequency up to 192.0 kHz. The packet
> format differs depending on both of current sampling transfer frequency
> and whether to enable ADAT channels in rx/tx packets. The model supports
> transmission of PCM frames as well as MIDI messages.
> 
> The model supports command mechanism to configure internal DSP. Hardware
> meter information is available in the first 2 chunks of each data block
> of tx packet.
> 
> This commit adds support for it.
> 
> $ cd linux-firewire-tools/src
> $ python crpp < /sys/bus/firewire/devices/fw1/config_rom
>                ROM header and bus information block
>                -----------------------------------------------------------------
> 400  0410af0a  bus_info_length 4, crc_length 16, crc 44810
> 404  31333934  bus_name "1394"
> 408  20ff7000  irmc 0, cmc 0, isc 1, bmc 0, cyc_clk_acc 255, max_rec 7 (256)
> 40c  0001f200  company_id 0001f2     |
> 410  00090911  device_id 0000090911  | EUI-64 0001f20000090911
> 
>                root directory
>                -----------------------------------------------------------------
> 414  0004ef04  directory_length 4, crc 61188
> 418  030001f2  vendor
> 41c  0c0083c0  node capabilities per IEEE 1394
> 420  d1000002  --> unit directory at 428
> 424  8d000005  --> eui-64 leaf at 438
> 
>                unit directory at 428
>                -----------------------------------------------------------------
> 428  00031733  directory_length 3, crc 5939
> 42c  120001f2  specifier id
> 430  1300001b  version
> 434  17102800  model
> 
>                eui-64 leaf at 438
>                -----------------------------------------------------------------
> 438  00028484  leaf_length 2, crc 33924
> 43c  0001f200  company_id 0001f2     |
> 440  00090911  device_id 0000090911  | EUI-64 0001f20000090911
> 
> Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>

Thanks, applied now.


Takashi



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