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Message-ID: <195c7a900701290455o3ff9fc15k305637f8ced24caf@mail.gmail.com>
Date: Mon, 29 Jan 2007 13:55:41 +0100
From: "roucaries bastien" <roucaries.bastien@...il.com>
To: "Pavel Machek" <pavel@....cz>
Cc: "Larry Finger" <larry.finger@...inger.net>,
LKML <linux-kernel@...r.kernel.org>,
"bcm43xx devel" <Bcm43xx-dev@...ts.berlios.de>
Subject: Re: Bcm43xx oops after suspend to disk
On 1/29/07, Pavel Machek <pavel@....cz> wrote:
> Hi!
>
> > >> Do you have the log stuff that precedes this part? In particular, was
> > >> there a assertion that failed?
> > >>
> > > It is oops on resume and no asseertion failled this boot. However I
> > > have usually a lot of
> > > bcm43xx: ASSERTION FAILED (radio_attenuation < 10) at:
> > > drivers/net/wireless/bcm43xx/bcm43xx_phy.c:1496:bcm43xx_find_lopair()
> >
> > Those are well known and do not affect this problem.
> >
> > > Moreover after the first oops I have a second oops (Surelly a
> > > consequence of the first).
> >
> > I think that is right.
> >
> > Unfortunately, I cannot test for this problem on my system as it doesn't suspend at all.
>
> Can you try to debug that? swsusp is very easy to get going these
> days. And with minimum drivers, it tends to work very reliably. Any
> help I can provide?
I don't think so. Larry sends me a patch I will test it this week
(perhaps tomorow or thursday). Thank you
index: linux-2.6/drivers/net/wireless/bcm43xx/bcm43xx_main.c
===================================================================
--- linux-2.6.orig/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ linux-2.6/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -4244,30 +4244,12 @@ static int bcm43xx_suspend(struct pci_de
{
struct net_device *net_dev = pci_get_drvdata(pdev);
struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
- int err;
dprintk(KERN_INFO PFX "Suspending...\n");
-
- netif_device_detach(net_dev);
- bcm->was_initialized = 0;
- if (bcm43xx_status(bcm) == BCM43xx_STAT_INITIALIZED) {
- bcm->was_initialized = 1;
- ieee80211softmac_stop(net_dev);
- err = bcm43xx_disable_interrupts_sync(bcm);
- if (unlikely(err)) {
- dprintk(KERN_ERR PFX "Suspend failed.\n");
- return -EAGAIN;
- }
- bcm->firmware_norelease = 1;
- bcm43xx_free_board(bcm);
- bcm->firmware_norelease = 0;
- }
- bcm43xx_chipset_detach(bcm);
-
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
+ bcm43xx_debugfs_remove_device(bcm);
+ unregister_netdev(net_dev);
+ bcm43xx_detach_board(bcm);
+ free_ieee80211softmac(net_dev);
dprintk(KERN_INFO PFX "Device suspended.\n");
return 0;
@@ -4275,32 +4257,9 @@ static int bcm43xx_suspend(struct pci_de
static int bcm43xx_resume(struct pci_dev *pdev)
{
- struct net_device *net_dev = pci_get_drvdata(pdev);
- struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
- int err = 0;
-
dprintk(KERN_INFO PFX "Resuming...\n");
- pci_set_power_state(pdev, 0);
- err = pci_enable_device(pdev);
- if (err) {
- printk(KERN_ERR PFX "Failure with pci_enable_device!\n");
- return err;
- }
- pci_restore_state(pdev);
-
- bcm43xx_chipset_attach(bcm);
- if (bcm->was_initialized)
- err = bcm43xx_init_board(bcm);
- if (err) {
- printk(KERN_ERR PFX "Resume failed!\n");
- return err;
- }
- netif_device_attach(net_dev);
-
- dprintk(KERN_INFO PFX "Device resumed.\n");
-
- return 0;
+ return bcm43xx_init_one(pdev, NULL);
}
#endif /* CONFIG_PM */
Index: linux-2.6/drivers/net/wireless/bcm43xx/bcm43xx_main.c
===================================================================
--- linux-2.6.orig/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ linux-2.6/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -4244,30 +4244,12 @@ static int bcm43xx_suspend(struct pci_de
{
struct net_device *net_dev = pci_get_drvdata(pdev);
struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
- int err;
dprintk(KERN_INFO PFX "Suspending...\n");
-
- netif_device_detach(net_dev);
- bcm->was_initialized = 0;
- if (bcm43xx_status(bcm) == BCM43xx_STAT_INITIALIZED) {
- bcm->was_initialized = 1;
- ieee80211softmac_stop(net_dev);
- err = bcm43xx_disable_interrupts_sync(bcm);
- if (unlikely(err)) {
- dprintk(KERN_ERR PFX "Suspend failed.\n");
- return -EAGAIN;
- }
- bcm->firmware_norelease = 1;
- bcm43xx_free_board(bcm);
- bcm->firmware_norelease = 0;
- }
- bcm43xx_chipset_detach(bcm);
-
- pci_save_state(pdev);
- pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
+ bcm43xx_debugfs_remove_device(bcm);
+ unregister_netdev(net_dev);
+ bcm43xx_detach_board(bcm);
+ free_ieee80211softmac(net_dev);
dprintk(KERN_INFO PFX "Device suspended.\n");
return 0;
@@ -4275,32 +4257,9 @@ static int bcm43xx_suspend(struct pci_de
static int bcm43xx_resume(struct pci_dev *pdev)
{
- struct net_device *net_dev = pci_get_drvdata(pdev);
- struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
- int err = 0;
-
dprintk(KERN_INFO PFX "Resuming...\n");
- pci_set_power_state(pdev, 0);
- err = pci_enable_device(pdev);
- if (err) {
- printk(KERN_ERR PFX "Failure with pci_enable_device!\n");
- return err;
- }
- pci_restore_state(pdev);
-
- bcm43xx_chipset_attach(bcm);
- if (bcm->was_initialized)
- err = bcm43xx_init_board(bcm);
- if (err) {
- printk(KERN_ERR PFX "Resume failed!\n");
- return err;
- }
- netif_device_attach(net_dev);
-
- dprintk(KERN_INFO PFX "Device resumed.\n");
-
- return 0;
+ return bcm43xx_init_one(pdev, NULL);
}
#endif /* CONFIG_PM */
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
>
-
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