Commit 03459ea3 authored by Markus Armbruster's avatar Markus Armbruster Committed by Michael S. Tsirkin
Browse files

acpi/pcihp: Add a few more trace points related to unplug 



Signed-off-by: default avatarMarkus Armbruster <armbru@redhat.com>
Message-Id: <20190402161900.7374-4-armbru@redhat.com>
Reviewed-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Reviewed-by: default avatarMarkus Armbruster <armbru@redhat.com>
Reviewed-by: default avatarIgor Mammedov <imammedo@redhat.com>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <philmd@redhat.com>
parent df93b194

hw/acpi/pcihp.c

+7 −0
Original line number Diff line number Diff line
@@ -152,6 +152,8 @@ static void acpi_pcihp_eject_slot(AcpiPciHpState *s, unsigned bsel, unsigned slo 
    int slot = ctz32(slots);

    PCIBus *bus = acpi_pcihp_find_hotplug_bus(s, bsel);



    trace_acpi_pci_eject_slot(bsel, slot);



    if (!bus) {

        return;

    }
@@ -263,6 +265,8 @@ void acpi_pcihp_device_plug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s, 
void acpi_pcihp_device_unplug_cb(HotplugHandler *hotplug_dev, AcpiPciHpState *s,

                                 DeviceState *dev, Error **errp)

{

    trace_acpi_pci_unplug(PCI_SLOT(PCI_DEVICE(dev)->devfn),

                          acpi_pcihp_get_bsel(pci_get_bus(PCI_DEVICE(dev))));

    object_property_set_bool(OBJECT(dev), false, "realized", NULL);

}
@@ -273,6 +277,9 @@ void acpi_pcihp_device_unplug_request_cb(HotplugHandler *hotplug_dev, 
    PCIDevice *pdev = PCI_DEVICE(dev);

    int slot = PCI_SLOT(pdev->devfn);

    int bsel = acpi_pcihp_get_bsel(pci_get_bus(pdev));



    trace_acpi_pci_unplug_request(bsel, slot);



    if (bsel < 0) {

        error_setg(errp, "Unsupported bus. Bus doesn't have property '"

                   ACPI_PCIHP_PROP_BSEL "' set");

hw/acpi/trace-events

+3 −0
Original line number Diff line number Diff line
@@ -32,6 +32,9 @@ cpuhp_acpi_write_ost_ev(uint32_t slot, uint32_t ev) "idx[0x%"PRIx32"] OST EVENT: 
cpuhp_acpi_write_ost_status(uint32_t slot, uint32_t st) "idx[0x%"PRIx32"] OST STATUS: 0x%"PRIx32



# pcihp.c

acpi_pci_eject_slot(unsigned bsel, unsigned slot) "bsel: %u slot: %u"

acpi_pci_unplug(int bsel, int slot) "bsel: %d slot: %d"

acpi_pci_unplug_request(int bsel, int slot) "bsel: %d slot: %d"

acpi_pci_up_read(uint32_t val) "%" PRIu32

acpi_pci_down_read(uint32_t val) "%" PRIu32

acpi_pci_features_read(uint32_t val) "%" PRIu32