Re: get usb sound support in varkey's rootfs

after boot this is what partly dmesg output looks like.
[ 17.490000] VFS: Mounted root (ext3 filesystem) on device 8:1.
[ 17.490000] Freeing init memory: 128K
[ 19.300000] usbcore: registered new interface driver hiddev
[ 19.330000] input: C-Media Electronics Inc. USB PnP Sound Device as /devices/platform/oxnas-ehci.0/usb1/1-1/1-1.4/1-1.4:1.3/input/input0
[ 19.340000] generic-usb 0003:0CCD:0077.0001: input,hidraw0: USB HID v1.00 Device [C-Media Electronics Inc. USB PnP Sound Device] on usb-usb-1.4/input3
[ 19.360000] usbcore: registered new interface driver usbhid
[ 19.360000] usbhid: v2.6:USB HID core driver
[ 19.730000] snd_page_alloc: Unknown symbol pci_set_consistent_dma_mask
[ 19.740000] snd_page_alloc: Unknown symbol pci_dev_put
[ 19.740000] snd_page_alloc: Unknown symbol pci_get_device
[ 19.750000] snd_page_alloc: Unknown symbol pci_set_dma_mask
[ 22.970000] EXT3 FS on sda1, internal journal
[ 23.250000] Probing for Synopsis GMAC, unit 0
[ 23.260000] eth0: Tuning GMAC 0 RGMII timings
[ 23.260000] eth0: PHY is Realtek RTL8211D, type 0x001cc914
[ 23.270000] eth0: GMAC ver = 53, vendor ver = 18 at 0xed400000, IRQ 40
[ 23.270000] eth0: Found PHY at address 3, type 0x001cc914 -> 10/100/1000
[ 23.280000] eth0: Ethernet addr: 00:30:e0:00:00:00
[ 23.290000] probe() eth0: Leon x2 clock
[ 23.330000] Registered led device: status:misc:blue
[ 23.330000] Registered led device: status:health:green
[ 23.340000] Registered led device: status:fault:orange
[ 23.340000] ox820_led_gpio: initialized
[ 24.370000] eth0: PHY is Realtek RTL8211D, type 0x001cc914