[PATCH 2/4] Fix PCIe hotplug for non-ACPI ExpressCard slots (version 2)

Mark Lord
2007-10-17T01:54:54Z

Fix pciehp_probe() to deal with pre-inserted ExpressCard cards,
but only when pciehp_force==1. Otherwise behaviour is unmodified.

Signed-off-by: Mark Lord <mlord@pobox.com>
---
--- old/drivers/pci/hotplug/pciehp_ctrl.c 2007-10-16 21:14:44.000000000 -0400
+++ linux/drivers/pci/hotplug/pciehp_ctrl.c 2007-10-16 21:16:36.000000000 -0400
@@ -37,7 +37,6 @@
#include "pciehp.h"

static void interrupt_event_handler(struct work_struct *work);
-static int pciehp_enable_slot(struct slot *p_slot);
static int pciehp_disable_slot(struct slot *p_slot);

static int queue_interrupt_event(struct slot *p_slot, u32 event_type)
--- old/drivers/pci/hotplug/pciehp.h 2007-10-12 12:43:44.000000000 -0400
+++ linux/drivers/pci/hotplug/pciehp.h 2007-10-16 21:16:06.000000000 -0400
@@ -161,6 +161,7 @@
extern int pciehp_unconfigure_device(struct slot *p_slot);
extern void pciehp_queue_pushbutton_work(struct work_struct *work);
int pcie_init(struct controller *ctrl, struct pcie_device *dev);
+int pciehp_enable_slot(struct slot *p_slot);

static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
{
--- old/drivers/pci/hotplug/pciehp_core.c 2007-10-16 21:14:44.000000000 -0400
+++ linux/drivers/pci/hotplug/pciehp_core.c 2007-10-16 21:15:56.000000000 -0400
@@ -477,7 +477,8 @@
rc = t_slot->hpc_ops->power_off_slot(t_slot);
if (rc)
goto err_out_free_ctrl_slot;
- }
+ } else if (pciehp_force)
+ pciehp_enable_slot(t_slot);

return 0;