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authorHauke Mehrtens <hauke@hauke-m.de>2015-07-03 23:18:33 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2015-07-03 23:18:33 +0000
commitb5b630ae3884ce8f4b416cb06a91ebc002ce83ed (patch)
treedf0c2ab857739fc785016c21b760de44da2eed90 /target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch
parent7e2450f03cf80d0cfcb66f4d2f242c2766aa773b (diff)
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brcm47xx: add support for kernel 4.1
This adds support for kernel 4.1 and removes kernel 4.0. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 46166
Diffstat (limited to 'target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch')
-rw-r--r--target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch b/target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch
new file mode 100644
index 0000000000..35a816d8c2
--- /dev/null
+++ b/target/linux/brcm47xx/patches-4.1/791-tg3-no-pci-sleep.patch
@@ -0,0 +1,17 @@
+When the Ethernet controller is powered down and someone wants to
+access the mdio bus like the witch driver (b53) the system crashed if
+PCI_D3hot was set before. This patch deactivates this power sawing mode
+when a switch driver is in use.
+
+--- a/drivers/net/ethernet/broadcom/tg3.c
++++ b/drivers/net/ethernet/broadcom/tg3.c
+@@ -4263,7 +4263,8 @@ static int tg3_power_down_prepare(struct
+ static void tg3_power_down(struct tg3 *tp)
+ {
+ pci_wake_from_d3(tp->pdev, tg3_flag(tp, WOL_ENABLE));
+- pci_set_power_state(tp->pdev, PCI_D3hot);
++ if (!tg3_flag(tp, ROBOSWITCH))
++ pci_set_power_state(tp->pdev, PCI_D3hot);
+ }
+
+ static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)