From: Ronald <ronald645@gmail.com>
To: ronald645@gmail.com
Cc: linux-wireless@vger.kernel.org
Subject: Re: [BUG?] b43: Wireless signal lowers when increasing sound
Date: Mon, 18 Feb 2008 08:25:55 +0100 [thread overview]
Message-ID: <47B93303.506@gmail.com> (raw)
In-Reply-To: <47B93277.5030304@gmail.com>
> hey,
>
> I'm currently using the b43 driver for my BCM4311 chipset. The driver
> works extremely well. It is the only option under Linux that supports
> WPA-AES with wpa_supplicant :) (and it's more stable than
> wpa_supplicant). However, I'm seeing some unexpected behaviour with the
> card and another chipset. When I enable my soundcard (setting volume
> from 0 to > 0) the wireless signal seems to drop completely (really
> funny to see my downloadspeeds go up and down :) ). My question is, is
> this normal?
>
> However, I'm not sure if this is related to the b43 driver so don't
> flame me ;)
>
> TIA, Ronald
>
Btw, here are my specs (Compaq Presario V6221EU):
00:00.0 RAM memory [0500]: nVidia Corporation C51 Host Bridge
[10de:02f0] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
Capabilities: [44] HyperTransport: Slave or Primary Interface
Capabilities: [e0] HyperTransport: MSI Mapping Enable- Fixed-
00:00.1 RAM memory [0500]: nVidia Corporation C51 Memory Controller 0
[10de:02fa] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: 66MHz, fast devsel
00:00.2 RAM memory [0500]: nVidia Corporation C51 Memory Controller 1
[10de:02fe] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: 66MHz, fast devsel
00:00.3 RAM memory [0500]: nVidia Corporation C51 Memory Controller 5
[10de:02f8] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: 66MHz, fast devsel
00:00.4 RAM memory [0500]: nVidia Corporation C51 Memory Controller 4
[10de:02f9] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
00:00.5 RAM memory [0500]: nVidia Corporation C51 Host Bridge
[10de:02ff] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
Capabilities: [44] #00 [00fe]
Capabilities: [fc] #00 [0000]
00:00.6 RAM memory [0500]: nVidia Corporation C51 Memory Controller 3
[10de:027f] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: 66MHz, fast devsel
00:00.7 RAM memory [0500]: nVidia Corporation C51 Memory Controller 2
[10de:027e] (rev a2)
Flags: 66MHz, fast devsel
00:02.0 PCI bridge [0604]: nVidia Corporation C51 PCI Express Bridge
[10de:02fc] (rev a1) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
I/O behind bridge: 00004000-00004fff
Memory behind bridge: b4000000-b5ffffff
Prefetchable memory behind bridge:
00000000d0000000-00000000d01fffff
Capabilities: [40] Subsystem: nVidia Corporation Unknown device
[10de:0000]
Capabilities: [48] Power Management version 2
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
Queue=0/1 Enable-
Capabilities: [60] HyperTransport: MSI Mapping Enable- Fixed-
Capabilities: [80] Express Root Port (Slot+), MSI 00
Capabilities: [100] Virtual Channel <?>
Kernel driver in use: pcieport-driver
00:03.0 PCI bridge [0604]: nVidia Corporation C51 PCI Express Bridge
[10de:02fd] (rev a1) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
Memory behind bridge: b6000000-b7ffffff
Capabilities: [40] Subsystem: nVidia Corporation Unknown device
[10de:0000]
Capabilities: [48] Power Management version 2
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
Queue=0/1 Enable-
Capabilities: [60] HyperTransport: MSI Mapping Enable- Fixed-
Capabilities: [80] Express Root Port (Slot+), MSI 00
Capabilities: [100] Virtual Channel <?>
Kernel driver in use: pcieport-driver
00:05.0 VGA compatible controller [0300]: nVidia Corporation C51
[Geforce 6150 Go] [10de:0244] (rev a2) (prog-if 00 [VGA controller])
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 21
Memory at b2000000 (32-bit, non-prefetchable) [size=16M]
Memory at c0000000 (64-bit, prefetchable) [size=256M]
Memory at b1000000 (64-bit, non-prefetchable) [size=16M]
[virtual] Expansion ROM at 50000000 [disabled] [size=128K]
Capabilities: [48] Power Management version 2
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
Queue=0/0 Enable-
Kernel driver in use: nvidia
Kernel modules: nvidia
00:09.0 RAM memory [0500]: nVidia Corporation MCP51 Host Bridge
[10de:0270] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
Capabilities: [44] HyperTransport: Slave or Primary Interface
Capabilities: [e0] HyperTransport: MSI Mapping Enable+ Fixed-
00:0a.0 ISA bridge [0601]: nVidia Corporation MCP51 LPC Bridge
[10de:0260] (rev a3)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
I/O ports at 1d00 [size=128]
00:0a.1 SMBus [0c05]: nVidia Corporation MCP51 SMBus [10de:0264] (rev a3)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: 66MHz, fast devsel, IRQ 10
I/O ports at 3040 [size=64]
I/O ports at 3000 [size=64]
Capabilities: [44] Power Management version 2
00:0a.3 Co-processor [0b40]: nVidia Corporation MCP51 PMU [10de:0271]
(rev a3)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 10
Memory at b0040000 (32-bit, non-prefetchable) [size=256K]
00:0b.0 USB Controller [0c03]: nVidia Corporation MCP51 USB Controller
[10de:026d] (rev a3) (prog-if 10 [OHCI])
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 19
Memory at b0004000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [44] Power Management version 2
Kernel driver in use: ohci_hcd
00:0b.1 USB Controller [0c03]: nVidia Corporation MCP51 USB Controller
[10de:026e] (rev a3) (prog-if 20 [EHCI])
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 19
Memory at b0005000 (32-bit, non-prefetchable) [size=256]
Capabilities: [44] Debug port: BAR=1 offset=0098
Capabilities: [80] Power Management version 2
Kernel driver in use: ehci_hcd
00:0d.0 IDE interface [0101]: nVidia Corporation MCP51 IDE [10de:0265]
(rev f1) (prog-if 8a [Master SecP PriP])
Subsystem: Unknown device [f03c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0
[virtual] Memory at 000001f0 (32-bit, non-prefetchable)
[disabled] [size=8]
[virtual] Memory at 000003f0 (type 3, non-prefetchable)
[disabled] [size=1]
[virtual] Memory at 00000170 (32-bit, non-prefetchable)
[disabled] [size=8]
[virtual] Memory at 00000370 (type 3, non-prefetchable)
[disabled] [size=1]
I/O ports at 3080 [size=16]
Capabilities: [44] Power Management version 2
Kernel driver in use: pata_amd
00:0e.0 IDE interface [0101]: nVidia Corporation MCP51 Serial ATA
Controller [10de:0266] (rev f1) (prog-if 85 [Master SecO PriO])
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 18
I/O ports at 30c0 [size=8]
I/O ports at 30b4 [size=4]
I/O ports at 30b8 [size=8]
I/O ports at 30b0 [size=4]
I/O ports at 3090 [size=16]
Memory at b0006000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [44] Power Management version 2
Capabilities: [b0] Message Signalled Interrupts: Mask- 64bit+
Queue=0/2 Enable-
Capabilities: [cc] HyperTransport: MSI Mapping Enable- Fixed+
Kernel driver in use: sata_nv
00:10.0 PCI bridge [0604]: nVidia Corporation MCP51 PCI Bridge
[10de:026f] (rev a2) (prog-if 01 [Subtractive decode])
Flags: bus master, 66MHz, fast devsel, latency 0
Bus: primary=00, secondary=07, subordinate=07, sec-latency=0
Capabilities: [b8] Subsystem: Gammagraphx, Inc. Unknown device
[0000:0000]
Capabilities: [8c] HyperTransport: MSI Mapping Enable- Fixed-
00:10.1 Audio device [0403]: nVidia Corporation MCP51 High Definition
Audio [10de:026c] (rev a2)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 20
Memory at b0000000 (32-bit, non-prefetchable) [size=16K]
Capabilities: [44] Power Management version 2
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+
Queue=0/0 Enable-
Capabilities: [6c] HyperTransport: MSI Mapping Enable- Fixed+
Kernel driver in use: HDA Intel
00:14.0 Bridge [0680]: nVidia Corporation MCP51 Ethernet Controller
[10de:0269] (rev a3)
Subsystem: Hewlett-Packard Company Presario V6133CL [103c:30b7]
Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 17
Memory at b0008000 (32-bit, non-prefetchable) [size=4K]
I/O ports at 30e0 [size=8]
Capabilities: [44] Power Management version 2
Kernel driver in use: forcedeth
00:18.0 Host bridge [0600]: Advanced Micro Devices [AMD] K8
[Athlon64/Opteron] HyperTransport Technology Configuration [1022:1100]
Flags: fast devsel
Capabilities: [80] HyperTransport: Host or Secondary Interface
00:18.1 Host bridge [0600]: Advanced Micro Devices [AMD] K8
[Athlon64/Opteron] Address Map [1022:1101]
Flags: fast devsel
00:18.2 Host bridge [0600]: Advanced Micro Devices [AMD] K8
[Athlon64/Opteron] DRAM Controller [1022:1102]
Flags: fast devsel
00:18.3 Host bridge [0600]: Advanced Micro Devices [AMD] K8
[Athlon64/Opteron] Miscellaneous Control [1022:1103]
Flags: fast devsel
Capabilities: [f0] Secure device <?>
Kernel driver in use: k8temp
03:00.0 Network controller [0280]: Broadcom Corporation BCM94311MCG wlan
mini-PCI [14e4:4311] (rev 01)
Subsystem: Hewlett-Packard Company Unknown device [103c:1364]
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at b6000000 (32-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 2
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit-
Queue=0/0 Enable-
Capabilities: [d0] Express Legacy Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [13c] Virtual Channel <?>
Kernel driver in use: b43-pci-bridge
next prev parent reply other threads:[~2008-02-18 7:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-18 7:23 [BUG?] b43: Wireless signal lowers when increasing sound Ronald
2008-02-18 7:25 ` Ronald [this message]
2008-02-18 15:35 ` John W. Linville
2008-02-18 19:07 ` Michael Buesch
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