С лаптоп съм и ползвам archlinux + pulseaudio от /etc/pulse/daemon.conf
; default-sample-format = s16le
; default-sample-rate = 44100
default-sample-channels = 5
; default-channel-map = front-left,front-right
махнах точка и запетайката и от 2 смених на 5, звуковата карта е...
00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 3a)
00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA)
00:14.3 ISA bridge: ATI Technologies Inc SB700/SB800 LPC host controller
00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge
00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 11h Processor HyperTransport Configuration (rev 40)
00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 11h Processor Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 11h Processor DRAM Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 11h Processor Miscellaneous Control
00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 11h Processor Link Control
01:05.0 VGA compatible controller: ATI Technologies Inc RS780M/RS780MN [Radeon HD 3200 Graphics]
01:05.1 Audio device: ATI Technologies Inc RS780 Azalia controller
02:00.0 VGA compatible controller: ATI Technologies Inc Mobility Radeon HD 3400 Series
02:00.1 Audio device: ATI Technologies Inc RV620 Audio device [Radeon HD 34xx Series]
08:00.0 Network controller: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) (rev 01)
09:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 02)
0a:00.0 FireWire (IEEE 1394): JMicron Technology Corp. IEEE 1394 Host Controller
0a:00.1 System peripheral: JMicron Technology Corp. SD/MMC Host Controller
0a:00.2 SD Host controller: JMicron Technology Corp. Standard SD Host Controller
0a:00.3 System peripheral: JMicron Technology Corp. MS Host Controller
0a:00.4 System peripheral: JMicron Technology Corp. xD Host Controller
Накратко имам три изхода, а ползвам само единия искам и другите два да ги ползвам.