Pour le $lspci J’ai :
00:00.0 Host bridge: Advanced Micro Devices [AMD] Device 1510
00:01.0 VGA compatible controller: ATI Technologies Inc Device 9805
00:01.1 Audio device: ATI Technologies Inc Device 1314
00:04.0 PCI bridge: Advanced Micro Devices [AMD] Device 1512
00:05.0 PCI bridge: Advanced Micro Devices [AMD] Device 1513
00:11.0 SATA controller: ATI Technologies Inc SB700/SB800 SATA Controller [AHCI mode]
00:12.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0 Controller
00:12.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI Controller
00:13.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0 Controller
00:13.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI Controller
00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 42)
00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA) (rev 40)
00:14.3 ISA bridge: ATI Technologies Inc SB700/SB800 LPC host controller (rev 40)
00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge (rev 40)
00:15.0 PCI bridge: ATI Technologies Inc Device 43a0
00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 0 (rev 43)
00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 3
00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 6
00:18.6 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 5
00:18.7 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 7
01:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01)
02:00.0 Ethernet controller: Atheros Communications AR8152 v2.0 Fast Ethernet (rev c1)
Et pour : $ cat /proc/asound/cards :
0 [Generic ]: HDA-Intel - HD-Audio Generic
HD-Audio Generic at 0xfeb44000 irq 19
1 [SB ]: HDA-Intel - HDA ATI SB
HDA ATI SB at 0xfeb40000 irq 16
Le Lsmod je te le copie aussi car franchement je comprend pas garnd chose
:
Module Size Used by
aes_x86_64 7340 1
aes_generic 25714 1 aes_x86_64
cpufreq_conservative 5162 0
cpufreq_powersave 902 0
cpufreq_userspace 1992 0
cpufreq_stats 2659 0
parport_pc 18855 0
ppdev 5030 0
lp 7462 0
parport 27954 3 parport_pc,ppdev,lp
sco 7225 2
bridge 39662 0
rfcomm 29645 0
stp 1440 1 bridge
bnep 9443 2
l2cap 24752 6 rfcomm,bnep
crc16 1319 1 l2cap
bluetooth 41843 6 sco,rfcomm,bnep,l2cap
binfmt_misc 6447 1
fuse 50940 1
loop 11799 0
snd_hda_codec_realtek 235602 1
snd_hda_codec_atihdmi 2251 1
joydev 8459 0
arc4 1274 2
ecb 1841 2
snd_hda_intel 20051 1
snd_hda_codec 54244 3 snd_hda_codec_realtek,snd_hda_codec_atihdmi,snd_hda_intel
snd_hwdep 5380 1 snd_hda_codec
snd_pcm 60503 2 snd_hda_intel,snd_hda_codec
ath9k 250072 0
uvcvideo 52079 0
snd_seq 42913 0
mac80211 137516 1 ath9k
snd_timer 15582 2 snd_pcm,snd_seq
videodev 30009 1 uvcvideo
v4l1_compat 11442 2 uvcvideo,videodev
ath 8022 1 ath9k
snd_seq_device 4493 1 snd_seq
v4l2_compat_ioctl32 8474 1 videodev
i2c_piix4 8328 0
psmouse 49937 0
pcspkr 1699 0
cfg80211 101656 3 ath9k,mac80211,ath
i2c_core 15835 2 videodev,i2c_piix4
evdev 7352 16
serio_raw 3752 0
snd 46542 10 snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_seq,snd_timer,snd_seq_device
rfkill 13060 4 bluetooth,cfg80211
soundcore 4598 1 snd
snd_page_alloc 6265 2 snd_hda_intel,snd_pcm
led_class 2433 1 ath9k
video 17445 0
ac 2192 0
battery 4998 0
output 1692 1 video
button 4650 0
processor 29951 1
ext3 106726 1
jbd 37133 1 ext3
mbcache 5050 1 ext3
usbhid 33324 0
hid 63273 1 usbhid
sd_mod 29937 3
crc_t10dif 1276 1 sd_mod
ohci_hcd 19359 0
ahci 32534 2
libata 133808 1 ahci
atl1c 27347 0
thermal 11674 0
ehci_hcd 32129 0
scsi_mod 126565 2 sd_mod,libata
usbcore 122562 5 uvcvideo,usbhid,ohci_hcd,ehci_hcd
nls_base 6377 1 usbcore
thermal_sys 11942 3 video,processor,thermal
Le alsamixer m’ouvre alsamixer ou tout est bien configurer il me semble 
Mais ça ne marche toujours pas 
Merci a toi 