Add a patch to fix Intel E100 wake-on-lan problems.

Fixes bug #0000465

diff --git a/lfs/linux b/lfs/linux
index 61d5e56f9108c152379b68977326dcfa7384874a..fe2d70fb76e407f8c093cf3b1d1baac00c8f9111 100644 (file)
--- a/lfs/linux
+++ b/lfs/linux
@@ -121,6 +121,9 @@ endif
        # Add Alix to Led Driver
        cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux-2.6.24-leds-alix.patch
 
+       # Patch to fix Intel e100 wake on lan
+       cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux-2.6.27.39_e100-wakeonlan-fix.patch
+
        # Not report deprecated syscall 1.23 (for kudzu)
        cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/linux-2.6.25.18-not_report_sysctl_1.23.patch
 ifeq "$(XEN)" ""

diff --git a/src/patches/linux-2.6.27.39_e100-wakeonlan-fix.patch b/src/patches/linux-2.6.27.39_e100-wakeonlan-fix.patch
new file mode 100644 (file)
index 0000000..5a43f73
--- /dev/null
+++ b/src/patches/linux-2.6.27.39_e100-wakeonlan-fix.patch
@@ -0,0 +1,73 @@
+From: Rafael J. Wysocki <rjw@sisk.pl>
+Date: Wed, 29 Oct 2008 21:22:18 +0000 (-0700)
+Subject: e100: adapt to the reworked PCI PM
+X-Git-Tag: v2.6.29-rc1~581^2~935
+X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git;a=commitdiff_plain;h=bc79fc8409b3dccbde072e8113cc1fb3fd876fc5
+
+e100: adapt to the reworked PCI PM
+
+Adapt the e100 driver to the reworked PCI PM
+
+* Use the observation that it is sufficient to call pci_enable_wake()
+  once, unless it fails
+
+Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
+Tested-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
+Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
+Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
+Cc: Jeff Garzik <jeff@garzik.org>
+Cc: Frans Pop <elendil@planet.nl>
+Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
+Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
+---
+
+diff --git a/drivers/net/e100.c b/drivers/net/e100.c
+index bb4b6e2..084127f 100644
+--- a/drivers/net/e100.c
++++ b/drivers/net/e100.c
+@@ -2322,7 +2322,8 @@ static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+ {
+       struct nic *nic = netdev_priv(netdev);
+ 
+-      if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0)
++      if ((wol->wolopts && wol->wolopts != WAKE_MAGIC) ||
++          !device_can_wakeup(&nic->pdev->dev))
+               return -EOPNOTSUPP;
+ 
+       if(wol->wolopts)
+@@ -2330,6 +2331,8 @@ static int e100_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+       else
+               nic->flags &= ~wol_magic;
+ 
++      device_set_wakeup_enable(&nic->pdev->dev, wol->wolopts);
++
+       e100_exec_cb(nic, NULL, e100_configure);
+ 
+       return 0;
+@@ -2733,8 +2736,10 @@ static int __devinit e100_probe(struct pci_dev *pdev,
+ 
+       /* Wol magic packet can be enabled from eeprom */
+       if((nic->mac >= mac_82558_D101_A4) &&
+-         (nic->eeprom[eeprom_id] & eeprom_id_wol))
++         (nic->eeprom[eeprom_id] & eeprom_id_wol)) {
+               nic->flags |= wol_magic;
++              device_set_wakeup_enable(&pdev->dev, true);
++      }
+ 
+       /* ack any pending wake events, disable PME */
+       pci_pme_active(pdev, false);
+@@ -2793,11 +2798,10 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state)
+       pci_save_state(pdev);
+ 
+       if ((nic->flags & wol_magic) | e100_asf(nic)) {
+-              pci_enable_wake(pdev, PCI_D3hot, 1);
+-              pci_enable_wake(pdev, PCI_D3cold, 1);
++              if (pci_enable_wake(pdev, PCI_D3cold, true))
++                      pci_enable_wake(pdev, PCI_D3hot, true);
+       } else {
+-              pci_enable_wake(pdev, PCI_D3hot, 0);
+-              pci_enable_wake(pdev, PCI_D3cold, 0);
++              pci_enable_wake(pdev, PCI_D3hot, false);
+       }
+ 
+       pci_disable_device(pdev);