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no mic with snd_hda_intel in Sony vaio fe880



I have dual boot vista and etch in Sony vaio fe880. lspci shows as below.

00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)
        Subsystem: Sony Corporation Unknown device 81ef
        Flags: bus master, fast devsel, latency 0, IRQ 74
        Memory at d01c0000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: [50] Power Management version 2
        Capabilities: [60] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
        Capabilities: [70] Express Unknown type IRQ 0
        Capabilities: [100] Virtual Channel
        Capabilities: [130] Unknown (5)

modules loaded are
lvgvaio:~# lsmod |grep snd
snd_hda_intel          17332  1
snd_hda_codec         137856  1 snd_hda_intel
snd_pcm_oss            38368  0
snd_mixer_oss          15200  1 snd_pcm_oss
snd_pcm                68676  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_timer              20996  1 snd_pcm
snd                    47012  8 snd_hda_intel,snd_hda_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer
soundcore               9248  1 snd
snd_page_alloc          9640  2 snd_hda_intel,snd_pcm
 In kmix I see only master and pcm. no mic.
I tried rec with krec. not recording.
Further with jacks in line out, I couldn't hear anything.
But in vista, all these are working.
Any solutions please
--
L.V.Gandhi
http://lvgandhi.tripod.com/
linux user No.205042
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