sound: usb: enable DSD output for ddHiFi TC44C

JIRA: https://issues.redhat.com/browse/RHEL-76110

commit c84bd6c
Author: Adrian Ratiu <adrian.ratiu@collabora.com>
Date: Mon Dec 9 11:05:28 2024 +0200

    sound: usb: enable DSD output for ddHiFi TC44C

    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>
    Link: https://patch.msgid.link/20241209090529.16134-1-adrian.ratiu@collabora.com
    Signed-off-by: Takashi Iwai <tiwai@suse.de>

Signed-off-by: Jaroslav Kysela <jkysela@redhat.com>

Author: jkysela-rh

sound/usb/quirks.c

@@ -2325,6 +2325,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
 		   QUIRK_FLAG_DSD_RAW),
 	DEVICE_FLG(0x2522, 0x0007, /* LH Labs Geek Out HD Audio 1V5 */
 		   QUIRK_FLAG_SET_IFACE_FIRST),
+	DEVICE_FLG(0x262a, 0x9302, /* ddHiFi TC44C */
+		   QUIRK_FLAG_DSD_RAW),
 	DEVICE_FLG(0x2708, 0x0002, /* Audient iD14 */
 		   QUIRK_FLAG_IGNORE_CTL_ERROR),
 	DEVICE_FLG(0x2912, 0x30c8, /* Audioengine D1 */