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authorDavid S. Miller <davem@davemloft.net>2008-06-10 02:22:26 -0700
committerDavid S. Miller <davem@davemloft.net>2008-06-10 02:22:26 -0700
commit65b53e4cc90e59936733b3b95b9451d2ca47528d (patch)
tree29932718192962671c48c3fd1ea017a6112459e8 /drivers/pci/hotplug/pciehp_ctrl.c
parent788c0a53164c05c5ccdb1472474372b72ba74644 (diff)
parent2e761e0532a784816e7e822dbaaece8c5d4be14d (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/tg3.c drivers/net/wireless/rt2x00/rt2x00dev.c net/mac80211/ieee80211_i.h
Diffstat (limited to 'drivers/pci/hotplug/pciehp_ctrl.c')
-rw-r--r--drivers/pci/hotplug/pciehp_ctrl.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 0a7aa628e95..96a5d55a498 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -55,16 +55,13 @@ static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
return 0;
}
-u8 pciehp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
+u8 pciehp_handle_attention_button(struct slot *p_slot)
{
- struct slot *p_slot;
u32 event_type;
/* Attention Button Change */
dbg("pciehp: Attention button interrupt received.\n");
- p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
-
/*
* Button pressed - See if need to TAKE ACTION!!!
*/
@@ -76,18 +73,15 @@ u8 pciehp_handle_attention_button(u8 hp_slot, struct controller *ctrl)
return 0;
}
-u8 pciehp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
+u8 pciehp_handle_switch_change(struct slot *p_slot)
{
- struct slot *p_slot;
u8 getstatus;
u32 event_type;
/* Switch Change */
dbg("pciehp: Switch interrupt received.\n");
- p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
-
if (getstatus) {
/*
* Switch opened
@@ -107,17 +101,14 @@ u8 pciehp_handle_switch_change(u8 hp_slot, struct controller *ctrl)
return 1;
}
-u8 pciehp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
+u8 pciehp_handle_presence_change(struct slot *p_slot)
{
- struct slot *p_slot;
u32 event_type;
u8 presence_save;
/* Presence Change */
dbg("pciehp: Presence/Notify input change.\n");
- p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
-
/* Switch is open, assume a presence change
* Save the presence state
*/
@@ -141,16 +132,13 @@ u8 pciehp_handle_presence_change(u8 hp_slot, struct controller *ctrl)
return 1;
}
-u8 pciehp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
+u8 pciehp_handle_power_fault(struct slot *p_slot)
{
- struct slot *p_slot;
u32 event_type;
/* power fault */
dbg("pciehp: Power fault interrupt received.\n");
- p_slot = pciehp_find_slot(ctrl, hp_slot + ctrl->slot_device_offset);
-
if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
/*
* power fault Cleared
@@ -163,7 +151,7 @@ u8 pciehp_handle_power_fault(u8 hp_slot, struct controller *ctrl)
*/
info("Power fault on Slot(%s)\n", p_slot->name);
event_type = INT_POWER_FAULT;
- info("power fault bit %x set\n", hp_slot);
+ info("power fault bit %x set\n", 0);
}
queue_interrupt_event(p_slot, event_type);
@@ -186,6 +174,13 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
}
}
+ /*
+ * After turning power off, we must wait for at least 1 second
+ * before taking any action that relies on power having been
+ * removed from the slot/adapter.
+ */
+ msleep(1000);
+
if (PWR_LED(ctrl))
pslot->hpc_ops->green_led_off(pslot);
@@ -289,6 +284,13 @@ static int remove_board(struct slot *p_slot)
}
}
+ /*
+ * After turning power off, we must wait for at least 1 second
+ * before taking any action that relies on power having been
+ * removed from the slot/adapter.
+ */
+ msleep(1000);
+
if (PWR_LED(ctrl))
/* turn off Green LED */
p_slot->hpc_ops->green_led_off(p_slot);