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authorOlof Johansson <olof@lixom.net>2013-08-11 15:33:54 -0700
committerOlof Johansson <olof@lixom.net>2013-08-11 15:33:54 -0700
commit4ddbed9618724d52a7a79c1e10ef5adb46fcccf7 (patch)
treeffe64efb333d7dcdb5b2cf43ffef97b25261702c /drivers/acpi/scan.c
parent16649596d701c0f4f767bbcad7da4d6343ba8a9e (diff)
parentfa8c5a811e0e7c3e1c49b2e58fcb4db549b5719a (diff)
Merge tag 'boards-3.12' of git://git.infradead.org/linux-mvebu into next/boards
From Jason Cooper: mvebu boards changes for v3.12 - convert kirkwood, dove, orion5x to DT init of mv643xx_eth - _lots_ of board code removal :) - convert kirkwood, dove and orion5x to DT init of clocksource and irqchip * tag 'boards-3.12' of git://git.infradead.org/linux-mvebu: ARM: plat-orion: add reg offset to DT irq driver stub ARM: kirkwood: remove obsolete SDIO clock gate workaround ARM: kirkwood: convert to DT irqchip and clocksource ARM: dove: convert to DT irqchip and clocksource ARM: orion5x: update intc device tree node to new reg layout ARM: kirkwood: move device tree nodes to DT irqchip and clocksource ARM: dove: move device tree nodes to DT irqchip and clocksource ARM: orion5x: remove legacy mv643xx_eth board setup ARM: kirkwood: remove legacy clk alias for mv643xx_eth ARM: kirkwood: remove redundant DT board files ARM: dove: remove legacy mv643xx_eth setup ARM: orion5x: add gigabit ethernet and mvmdio device tree nodes ARM: kirkwood: add gigabit ethernet and mvmdio device tree nodes ARM: dove: add gigabit ethernet and mvmdio device tree nodes + Linux 3.11-rc2 Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/acpi/scan.c')
-rw-r--r--drivers/acpi/scan.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 10985573aaa..8a46c924eff 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -352,10 +352,12 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source)
mutex_lock(&acpi_scan_lock);
lock_device_hotplug();
- acpi_bus_get_device(handle, &device);
- if (device) {
- dev_warn(&device->dev, "Attempt to re-insert\n");
- goto out;
+ if (ost_source != ACPI_NOTIFY_BUS_CHECK) {
+ acpi_bus_get_device(handle, &device);
+ if (device) {
+ dev_warn(&device->dev, "Attempt to re-insert\n");
+ goto out;
+ }
}
acpi_evaluate_hotplug_ost(handle, ost_source,
ACPI_OST_SC_INSERT_IN_PROGRESS, NULL);
@@ -1981,6 +1983,9 @@ static acpi_status acpi_bus_device_attach(acpi_handle handle, u32 lvl_not_used,
if (acpi_bus_get_device(handle, &device))
return AE_CTRL_DEPTH;
+ if (device->handler)
+ return AE_OK;
+
ret = acpi_scan_attach_handler(device);
if (ret)
return ret > 0 ? AE_OK : AE_CTRL_DEPTH;