No sound in Ubuntu 9.10 (ATI Radeon express cards)

[Jatin Davey]

Hi All

After installing ubuntu 9.10 on my laptop Toshiba A135 - S2386 , i am 
not getting any sound in it. The output of the lspci command is as below:

00:00.0 Host bridge: ATI Technologies Inc Device 5a31 (rev 01)
00:01.0 PCI bridge: ATI Technologies Inc RS480 PCI Bridge
00:06.0 PCI bridge: ATI Technologies Inc RS480 PCI Bridge
00:12.0 IDE interface: ATI Technologies Inc IXP SB400 Serial ATA 
Controller (rev 80)
00:13.0 USB Controller: ATI Technologies Inc IXP SB400 USB Host 
Controller (rev 80)
00:13.1 USB Controller: ATI Technologies Inc IXP SB400 USB Host 
Controller (rev 80)
00:13.2 USB Controller: ATI Technologies Inc IXP SB400 USB2 Host 
Controller (rev 80)
00:14.0 SMBus: ATI Technologies Inc IXP SB400 SMBus Controller (rev 82)
00:14.1 IDE interface: ATI Technologies Inc IXP SB400 IDE Controller 
(rev 80)
00:14.2 Audio device: ATI Technologies Inc IXP SB4x0 High Definition 
Audio Controller (rev 01)
00:14.3 ISA bridge: ATI Technologies Inc IXP SB400 PCI-ISA Bridge (rev 80)
00:14.4 PCI bridge: ATI Technologies Inc IXP SB400 PCI-PCI Bridge (rev 80)
01:05.0 VGA compatible controller: ATI Technologies Inc RC410 [Radeon 
Xpress 200M]
02:00.0 Ethernet controller: Atheros Communications Inc. AR5001 Wireless 
Network Adapter (rev 01)
09:04.0 CardBus bridge: ENE Technology Inc CB1410 Cardbus Controller 
(rev 01)
09:06.0 Ethernet controller: Realtek Semiconductor Co., Ltd. 
RTL-8139/8139C/8139C+ (rev 10)


The output of the lsmod command is as below :

Module                  Size  Used by
isofs                  31620  0
udf                    80900  1
crc_itu_t               1852  1 udf
binfmt_misc             8356  1
ppdev                   6688  0
snd_hda_intel          26920  0
snd_hda_codec          75708  1 snd_hda_intel
snd_hwdep               7200  1 snd_hda_codec
arc4                    1660  2
ecb                     2524  2
ath5k                 124260  0
mac80211              181236  1 ath5k
pcmcia                 36808  0
yenta_socket           24200  1
rsrc_nonstatic         11644  1 yenta_socket
pcmcia_core            35792  3 pcmcia,yenta_socket,rsrc_nonstatic
lp                      8964  0
parport                35340  2 ppdev,lp
led_class               4096  1 ath5k
joydev                 10272  0
ath                     8060  1 ath5k
psmouse                56180  0
i2c_piix4               9932  0
serio_raw               5280  0
shpchp                 32272  0
iptable_filter          3100  0
ip_tables              11692  1 iptable_filter
snd_pcm_oss            37920  0
snd_mixer_oss          16028  1 snd_pcm_oss
snd_pcm                75296  3 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_dummy           2656  0
x_tables               16544  1 ip_tables
snd_seq_oss            28576  0
snd_seq_midi            6432  0
snd_rawmidi            22208  1 snd_seq_midi
snd_seq_midi_event      6940  2 snd_seq_oss,snd_seq_midi
snd_seq                50224  6 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer              22276  2 snd_pcm,snd_seq
snd_seq_device          6920  5 
snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
snd                    59204  11 
snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore               7264  1 snd
snd_page_alloc          9156  2 snd_hda_intel,snd_pcm
cfg80211               93052  3 ath5k,mac80211,ath
8139too                22620  0
8139cp                 19260  0
mii                     5212  2 8139too,8139cp
radeon                636000  2
ttm                    36212  1 radeon
drm                   159584  4 radeon,ttm
i2c_algo_bit            5760  1 radeon
video                  19380  0
output                  2780  1 video
ati_agp                 6760  0
agpgart                34988  3 ttm,drm,ati_agp


Also after lot of googling on various forums i could find that the bug 
is in *"Incomplete" *, please tell me what i need to do to get the sound 
working in laptop. Bug is : Bug #458433 
<https://bugs.launchpad.net/ubuntu/+source/linux/+bug/458433>

Thanks
Jatin