On Thu, Oct 05, 2006 at 11:08:57PM +0200, Prakash Punnoor wrote: > Am Donnerstag 05 Oktober 2006 19:30 schrieb Fatih A????c??: > > 2006/10/5, Prakash Punnoor <prakash@xxxxxxxxxx>: > > > Hi, > > > > > > subjects say it all. Without irqpoll my nic doesn't work anymore. I added > > > Ingo > > > to cc, as my IRQs look different, so it may be a prob of APIC routing or > > > the > > > like. > > > > Can you try booting with pci=nomsi ? I have a similar problem with my > > I used snd-hda-intel.disable_msi=1 and this actually helped! Now the nforce > nic works w/o problems. So it was the audio driver causing havoc on the nic. >... Unless someone finds and fixes what causes such problems, I'd therefore suggest the patch below to let MSI support to be turned off by default. cu Adrian <-- snip --> As reported in http://lkml.org/lkml/2006/10/7/164, MSI support in snd-hda-intel seems to break some previously working setups. Signed-off-by: Adrian Bunk <bunk@xxxxxxxxx> --- Documentation/sound/alsa/ALSA-Configuration.txt | 2 +- sound/pci/hda/hda_intel.c | 14 +++++++------- 2 files changed, 8 insertions(+), 8 deletions(-) --- linux-2.6/Documentation/sound/alsa/ALSA-Configuration.txt.old 2006-10-17 18:11:48.000000000 +0200 +++ linux-2.6/Documentation/sound/alsa/ALSA-Configuration.txt 2006-10-17 18:12:54.000000000 +0200 @@ -753,7 +753,7 @@ position_fix - Fix DMA pointer (0 = auto, 1 = none, 2 = POSBUF, 3 = FIFO size) single_cmd - Use single immediate commands to communicate with codecs (for debugging only) - disable_msi - Disable Message Signaled Interrupt (MSI) + enable_msi - Enable Message Signaled Interrupt (MSI) This module supports one card and autoprobe. --- linux-2.6/sound/pci/hda/hda_intel.c.old 2006-10-17 18:10:05.000000000 +0200 +++ linux-2.6/sound/pci/hda/hda_intel.c 2006-10-17 18:10:56.000000000 +0200 @@ -55,7 +55,7 @@ static int position_fix; static int probe_mask = -1; static int single_cmd; -static int disable_msi; +static int enable_msi; module_param(index, int, 0444); MODULE_PARM_DESC(index, "Index value for Intel HD audio interface."); @@ -69,8 +69,8 @@ MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1)."); module_param(single_cmd, bool, 0444); MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs (for debugging only)."); -module_param(disable_msi, int, 0); -MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); +module_param(enable_msi, int, 0); +MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)"); /* just for backward compatibility */ @@ -1381,7 +1381,7 @@ azx_free_cmd_io(chip); if (chip->irq >= 0) free_irq(chip->irq, chip); - if (!disable_msi) + if (enable_msi) pci_disable_msi(chip->pci); pci_disable_device(pci); pci_save_state(pci); @@ -1395,7 +1395,7 @@ pci_restore_state(pci); pci_enable_device(pci); - if (!disable_msi) + if (enable_msi) pci_enable_msi(pci); /* FIXME: need proper error handling */ request_irq(pci->irq, azx_interrupt, IRQF_DISABLED|IRQF_SHARED, @@ -1437,7 +1437,7 @@ if (chip->irq >= 0) { free_irq(chip->irq, (void*)chip); - if (!disable_msi) + if (enable_msi) pci_disable_msi(chip->pci); } if (chip->remap_addr) @@ -1523,7 +1523,7 @@ goto errout; } - if (!disable_msi) + if (enable_msi) pci_enable_msi(pci); if (request_irq(pci->irq, azx_interrupt, IRQF_DISABLED|IRQF_SHARED, ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-devel
