From 8bb7c7af1ff2a9e9e0936dbdd15901c80329c7af Mon Sep 17 00:00:00 2001
From: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Date: Thu, 20 Dec 2007 19:43:56 +0900
Subject: [PATCH] pciehp: wait for 1000ms before LED operation after power off
After turning power off, we must wait for at least 1 second *before*
LED operation.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/pci/hotplug/pciehp_ctrl.c | 12 ------------
drivers/pci/hotplug/pciehp_hpc.c | 7 +++++++
2 files changed, 7 insertions(+), 12 deletions(-)
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index 4cb2c623e17b..b23061c56115 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -195,12 +195,6 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
__FUNCTION__);
return;
}
- /*
- * 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);
}
}
@@ -610,12 +604,6 @@ int pciehp_disable_slot(struct slot *p_slot)
mutex_unlock(&p_slot->ctrl->crit_sect);
return -EINVAL;
}
- /*
- * 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);
}
ret = remove_board(p_slot);
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 8c2d6c9b92c5..b2cde04ede1a 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -674,6 +674,13 @@ static int hpc_power_off_slot(struct slot * slot)
dbg("%s: SLOTCTRL %x write cmd %x\n",
__FUNCTION__, ctrl->cap_base + SLOTCTRL, slot_cmd);
+ /*
+ * 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);
+
return retval;
}
--
2.20.1