On Wed, 2011-10-26 at 14:47 -0700, werner wrote:
> As reported, with 3.1-rc9 the wifi of a friend's laptop
> didnt work at all. With 3.0.4 it's working normally.
>
> The problem continues with 3.1
>
> Now I take some files for identify the problem. Below see
> lsmod and dmesg , and enclosed is hwinfo and syslog of
> that laptop as it was running with 3.1 just as wifi didn't
> work. For comparison, on syslog you can see the
> previous boots (I separated them by blank lines), all with
> 3.0.4 , when wifi was working.
>
> I hope that's now enough information to fix that problem.
>
>
> Werner Landgraf
could you try this test patch
Thanks
Wey
>From 64a1b22cc9d179d69c66b23619691ba2a13ee646 Mon Sep 17 00:00:00 2001
From: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
Date: Wed, 26 Oct 2011 15:15:38 -0700
Subject: [PATCH 1/1] iwlwifi: allow pci_enable_msi fail
Continue the init process even fail to enable msi
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-pci.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c b/drivers/net/wireless/iwlwifi/iwl-pci.c
index 35d4551..911186f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-pci.c
+++ b/drivers/net/wireless/iwlwifi/iwl-pci.c
@@ -429,10 +429,9 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
err = pci_enable_msi(pdev);
- if (err) {
- dev_printk(KERN_ERR, &pdev->dev, "pci_enable_msi failed");
- goto out_iounmap;
- }
+ if (err)
+ dev_printk(KERN_ERR, &pdev->dev,
+ "pci_enable_msi failed(0X%x)", err);
/* TODO: Move this away, not needed if not MSI */
/* enable rfkill interrupt: hw bug w/a */
--
1.7.0.4
