Re: [PATCH] ALSA: firewire-motu: add support for MOTU 896HD

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On Mon, 23 Aug 2021 10:57:41 +0200,
Takashi Sakamoto wrote:
> 
> Mark of the Unicorn (MOTU) shipped 896HD 2003 as one of models in second
> generation of its FireWire series, and already discontinued it. The model
> consists of below ICs:
> 
>  * Texas Instruments TSB41AB2
>  * Phillips Semiconductors PDI1394L40
>  * Altera cyclone EP1C3
>  * Texas Instruments TMS320VC5402
> 
> It supports sampling transmission frequency up to 192.0 kHz. The packet
> format differs depending on both of sampling transfer frequency and enabling
> ADAT channels. The model doesn't support MIDI message transmission.
> 
> This commit adds support for it.
> 
> $ python3 crpp < /sys/bus/firewire/devices/fw1/config_rom
>                ROM header and bus information block
>                -----------------------------------------------------------------
> 400  04101b66  bus_info_length 4, crc_length 16, crc 7014
> 404  31333934  bus_name "1394"
> 408  20001000  irmc 0, cmc 0, isc 1, bmc 0, cyc_clk_acc 0, max_rec 1 (4)
> 40c  0001f200  company_id 0001f2     |
> 410  0001dbce  device_id 000001dbce  | EUI-64 0001f2000001dbce
> 
>                root directory
>                -----------------------------------------------------------------
> 414  0004c65c  directory_length 4, crc 50780
> 418  030001f2  vendor
> 41c  0c0083c0  node capabilities per IEEE 1394
> 420  8d000006  --> eui-64 leaf at 438
> 424  d1000001  --> unit directory at 428
> 
>                unit directory at 428
>                -----------------------------------------------------------------
> 428  0003dcc1  directory_length 3, crc 56513
> 42c  120001f2  specifier id
> 430  13000005  version
> 434  17102800  model
> 
>                eui-64 leaf at 438
>                -----------------------------------------------------------------
> 438  000264f2  leaf_length 2, crc 25842
> 43c  0001f200  company_id 0001f2     |
> 440  0001dbce  device_id 000001dbce  | EUI-64 0001f2000001dbce
> 
> Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx>

Thanks, applied.


Takashi



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