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path: root/drivers/pci/hotplug
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Diffstat (limited to 'drivers/pci/hotplug')
-rw-r--r--drivers/pci/hotplug/acpiphp_glue.c16
-rw-r--r--drivers/pci/hotplug/pciehp_hpc.c12
-rw-r--r--drivers/pci/hotplug/pcihp_slot.c6
3 files changed, 19 insertions, 15 deletions
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 70741c8c46a0..6cd5160fc057 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -560,19 +560,15 @@ static void disable_slot(struct acpiphp_slot *slot)
slot->flags &= (~SLOT_ENABLED);
}
-static bool acpiphp_no_hotplug(struct acpi_device *adev)
-{
- return adev && adev->flags.no_hotplug;
-}
-
static bool slot_no_hotplug(struct acpiphp_slot *slot)
{
- struct acpiphp_func *func;
+ struct pci_bus *bus = slot->bus;
+ struct pci_dev *dev;
- list_for_each_entry(func, &slot->funcs, sibling)
- if (acpiphp_no_hotplug(func_to_acpi_device(func)))
+ list_for_each_entry(dev, &bus->devices, bus_list) {
+ if (PCI_SLOT(dev->devfn) == slot->device && dev->ignore_hotplug)
return true;
-
+ }
return false;
}
@@ -645,7 +641,7 @@ static void trim_stale_devices(struct pci_dev *dev)
status = acpi_evaluate_integer(adev->handle, "_STA", NULL, &sta);
alive = (ACPI_SUCCESS(status) && device_status_valid(sta))
- || acpiphp_no_hotplug(adev);
+ || dev->ignore_hotplug;
}
if (!alive)
alive = pci_device_is_present(dev);
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 9da84b8b27d8..5e01ae39ec46 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -506,6 +506,8 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
{
struct controller *ctrl = (struct controller *)dev_id;
struct pci_dev *pdev = ctrl_dev(ctrl);
+ struct pci_bus *subordinate = pdev->subordinate;
+ struct pci_dev *dev;
struct slot *slot = ctrl->slot;
u16 detected, intr_loc;
@@ -539,6 +541,16 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
wake_up(&ctrl->queue);
}
+ if (subordinate) {
+ list_for_each_entry(dev, &subordinate->devices, bus_list) {
+ if (dev->ignore_hotplug) {
+ ctrl_dbg(ctrl, "ignoring hotplug event %#06x (%s requested no hotplug)\n",
+ intr_loc, pci_name(dev));
+ return IRQ_HANDLED;
+ }
+ }
+ }
+
if (!(intr_loc & ~PCI_EXP_SLTSTA_CC))
return IRQ_HANDLED;
diff --git a/drivers/pci/hotplug/pcihp_slot.c b/drivers/pci/hotplug/pcihp_slot.c
index e246a10a0d2c..3e36ec8d708a 100644
--- a/drivers/pci/hotplug/pcihp_slot.c
+++ b/drivers/pci/hotplug/pcihp_slot.c
@@ -46,7 +46,6 @@ static void program_hpp_type0(struct pci_dev *dev, struct hpp_type0 *hpp)
*/
if (pci_is_pcie(dev))
return;
- dev_info(&dev->dev, "using default PCI settings\n");
hpp = &pci_default_type0;
}
@@ -153,7 +152,6 @@ void pci_configure_slot(struct pci_dev *dev)
{
struct pci_dev *cdev;
struct hotplug_params hpp;
- int ret;
if (!(dev->hdr_type == PCI_HEADER_TYPE_NORMAL ||
(dev->hdr_type == PCI_HEADER_TYPE_BRIDGE &&
@@ -163,9 +161,7 @@ void pci_configure_slot(struct pci_dev *dev)
pcie_bus_configure_settings(dev->bus);
memset(&hpp, 0, sizeof(hpp));
- ret = pci_get_hp_params(dev, &hpp);
- if (ret)
- dev_warn(&dev->dev, "no hotplug settings from platform\n");
+ pci_get_hp_params(dev, &hpp);
program_hpp_type2(dev, hpp.t2);
program_hpp_type1(dev, hpp.t1);