Re: [PATCH 1/2] sound: usb: enable DSD output for ddHiFi TC44C

[Takashi Iwai <tiwai@suse.de>]

On Wed, 04 Dec 2024 16:19:53 +0100,
Adrian Ratiu wrote:
> 
> This is a UAC 2 DAC capable of raw DSD on intf 2 alt 4:
> 
> Bus 007 Device 004: ID 262a:9302 SAVITECH Corp. TC44C
> Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               2.00
>   bDeviceClass          239 Miscellaneous Device
>   bDeviceSubClass         2 [unknown]
>   bDeviceProtocol         1 Interface Association
>   bMaxPacketSize0        64
>   idVendor           0x262a SAVITECH Corp.
>   idProduct          0x9302 TC44C
>   bcdDevice            0.01
>   iManufacturer           1 DDHIFI
>   iProduct                2 TC44C
>   iSerial                 6 5000000001
> .......
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        2
>       bAlternateSetting       4
>       bNumEndpoints           2
>       bInterfaceClass         1 Audio
>       bInterfaceSubClass      2 Streaming
>       bInterfaceProtocol      32
>       iInterface              0
> 	AudioStreaming Interface Descriptor:
>           bLength                16
>           bDescriptorType        36
>           bDescriptorSubtype     1 (AS_GENERAL)
>           bTerminalLink          3
>           bmControls             0x00
>           bFormatType            1
>           bmFormats              0x80000000
>           bNrChannels            2
>           bmChannelConfig        0x00000000
>           iChannelNames          0
> .......
> 
> Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
> ---
>  sound/usb/quirks.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
> index 00101875d9a8..4897d7de7529 100644
> --- a/sound/usb/quirks.c
> +++ b/sound/usb/quirks.c
> @@ -2265,6 +2265,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
>  		   QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY),
>  	DEVICE_FLG(0x154e, 0x300b, /* Marantz SA-KI RUBY / SA-12 */
>  		   QUIRK_FLAG_DSD_RAW),
> +	DEVICE_FLG(0x262a, 0x9302, /* ddHiFi TC44C */
> +		   QUIRK_FLAG_DSD_RAW),
>  	DEVICE_FLG(0x154e, 0x500e, /* Denon DN-X1600 */
>  		   QUIRK_FLAG_IGNORE_CLOCK_SOURCE),
>  	DEVICE_FLG(0x1686, 0x00dd, /* Zoom R16/24 */

The table is sorted in the ID number order.
Could you put it at the right position?


thanks,

Takashi