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Differential D29937 Diff 88013 sys/dev/acpica/acpi_pci.c

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sys/dev/acpica/acpi_pci.c

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#include "opt_iommu.h" #include "opt_iommu.h"
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
#include <sys/bus.h> #include <sys/bus.h>
#include <sys/kernel.h> #include <sys/kernel.h>
#include <sys/malloc.h> #include <sys/malloc.h>
#include <sys/module.h> #include <sys/module.h>
#include <sys/sbuf.h>
#include <sys/taskqueue.h> #include <sys/taskqueue.h>
#include <sys/tree.h> #include <sys/tree.h>
#include <contrib/dev/acpica/include/acpi.h> #include <contrib/dev/acpica/include/acpi.h>
#include <contrib/dev/acpica/include/accommon.h> #include <contrib/dev/acpica/include/accommon.h>
#include <dev/acpica/acpivar.h> #include <dev/acpica/acpivar.h>
#include <dev/acpica/acpi_pcivar.h> #include <dev/acpica/acpi_pcivar.h>
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CTASSERT(ACPI_STATE_D0 == PCI_POWERSTATE_D0); CTASSERT(ACPI_STATE_D0 == PCI_POWERSTATE_D0);
CTASSERT(ACPI_STATE_D1 == PCI_POWERSTATE_D1); CTASSERT(ACPI_STATE_D1 == PCI_POWERSTATE_D1);
CTASSERT(ACPI_STATE_D2 == PCI_POWERSTATE_D2); CTASSERT(ACPI_STATE_D2 == PCI_POWERSTATE_D2);
CTASSERT(ACPI_STATE_D3 == PCI_POWERSTATE_D3); CTASSERT(ACPI_STATE_D3 == PCI_POWERSTATE_D3);
static struct pci_devinfo *acpi_pci_alloc_devinfo(device_t dev); static struct pci_devinfo *acpi_pci_alloc_devinfo(device_t dev);
static int acpi_pci_attach(device_t dev); static int acpi_pci_attach(device_t dev);
static void acpi_pci_child_deleted(device_t dev, device_t child); static void acpi_pci_child_deleted(device_t dev, device_t child);
static int acpi_pci_child_location_str_method(device_t cbdev, static int acpi_pci_child_location_method(device_t cbdev,
device_t child, char *buf, size_t buflen); device_t child, struct sbuf *sb);
static int acpi_pci_detach(device_t dev); static int acpi_pci_detach(device_t dev);
static int acpi_pci_probe(device_t dev); static int acpi_pci_probe(device_t dev);
static int acpi_pci_read_ivar(device_t dev, device_t child, int which, static int acpi_pci_read_ivar(device_t dev, device_t child, int which,
uintptr_t *result); uintptr_t *result);
static int acpi_pci_write_ivar(device_t dev, device_t child, int which, static int acpi_pci_write_ivar(device_t dev, device_t child, int which,
uintptr_t value); uintptr_t value);
static ACPI_STATUS acpi_pci_save_handle(ACPI_HANDLE handle, UINT32 level, static ACPI_STATUS acpi_pci_save_handle(ACPI_HANDLE handle, UINT32 level,
void *context, void **status); void *context, void **status);
static int acpi_pci_set_powerstate_method(device_t dev, device_t child, static int acpi_pci_set_powerstate_method(device_t dev, device_t child,
int state); int state);
static void acpi_pci_update_device(ACPI_HANDLE handle, device_t pci_child); static void acpi_pci_update_device(ACPI_HANDLE handle, device_t pci_child);
static bus_dma_tag_t acpi_pci_get_dma_tag(device_t bus, device_t child); static bus_dma_tag_t acpi_pci_get_dma_tag(device_t bus, device_t child);
static device_method_t acpi_pci_methods[] = { static device_method_t acpi_pci_methods[] = {
/* Device interface */ /* Device interface */
DEVMETHOD(device_probe, acpi_pci_probe), DEVMETHOD(device_probe, acpi_pci_probe),
DEVMETHOD(device_attach, acpi_pci_attach), DEVMETHOD(device_attach, acpi_pci_attach),
DEVMETHOD(device_detach, acpi_pci_detach), DEVMETHOD(device_detach, acpi_pci_detach),
/* Bus interface */ /* Bus interface */
DEVMETHOD(bus_read_ivar, acpi_pci_read_ivar), DEVMETHOD(bus_read_ivar, acpi_pci_read_ivar),
DEVMETHOD(bus_write_ivar, acpi_pci_write_ivar), DEVMETHOD(bus_write_ivar, acpi_pci_write_ivar),
DEVMETHOD(bus_child_deleted, acpi_pci_child_deleted), DEVMETHOD(bus_child_deleted, acpi_pci_child_deleted),
DEVMETHOD(bus_child_location_str, acpi_pci_child_location_str_method), DEVMETHOD(bus_child_location, acpi_pci_child_location_method),
DEVMETHOD(bus_get_cpus, acpi_get_cpus), DEVMETHOD(bus_get_cpus, acpi_get_cpus),
DEVMETHOD(bus_get_dma_tag, acpi_pci_get_dma_tag), DEVMETHOD(bus_get_dma_tag, acpi_pci_get_dma_tag),
DEVMETHOD(bus_get_domain, acpi_get_domain), DEVMETHOD(bus_get_domain, acpi_get_domain),
/* PCI interface */ /* PCI interface */
DEVMETHOD(pci_alloc_devinfo, acpi_pci_alloc_devinfo), DEVMETHOD(pci_alloc_devinfo, acpi_pci_alloc_devinfo),
DEVMETHOD(pci_child_added, acpi_pci_child_added), DEVMETHOD(pci_child_added, acpi_pci_child_added),
DEVMETHOD(pci_set_powerstate, acpi_pci_set_powerstate_method), DEVMETHOD(pci_set_powerstate, acpi_pci_set_powerstate_method),
▲ Show 20 Lines • Show All 59 Lines • ▼ Show 20 Linesacpi_pci_child_deleted(device_t dev, device_t child)
struct acpi_pci_devinfo *dinfo = device_get_ivars(child); struct acpi_pci_devinfo *dinfo = device_get_ivars(child);
if (acpi_get_device(dinfo->ap_handle) == child) if (acpi_get_device(dinfo->ap_handle) == child)
AcpiDetachData(dinfo->ap_handle, acpi_fake_objhandler); AcpiDetachData(dinfo->ap_handle, acpi_fake_objhandler);
pci_child_deleted(dev, child); pci_child_deleted(dev, child);
} }
static int static int
acpi_pci_child_location_str_method(device_t cbdev, device_t child, char *buf, acpi_pci_child_location_method(device_t cbdev, device_t child, struct sbuf *sb)
size_t buflen)
{ {
struct acpi_pci_devinfo *dinfo = device_get_ivars(child); struct acpi_pci_devinfo *dinfo = device_get_ivars(child);
int pxm; int pxm;
char buf2[32];
pci_child_location_str_method(cbdev, child, buf, buflen); pci_child_location_method(cbdev, child, sb);
if (dinfo->ap_handle) { if (dinfo->ap_handle) {
strlcat(buf, " handle=", buflen); sbuf_printf(sb, " handle=%s", acpi_name(dinfo->ap_handle));
strlcat(buf, acpi_name(dinfo->ap_handle), buflen);
if (ACPI_SUCCESS(acpi_GetInteger(dinfo->ap_handle, "_PXM", &pxm))) { if (ACPI_SUCCESS(acpi_GetInteger(dinfo->ap_handle, "_PXM", &pxm))) {
snprintf(buf2, 32, " _PXM=%d", pxm); sbuf_printf(sb, " _PXM=%d", pxm);
strlcat(buf, buf2, buflen);
} }
} }
return (0); return (0);
} }
/* /*
* PCI power manangement * PCI power manangement
*/ */
static int static int
acpi_pci_set_powerstate_method(device_t dev, device_t child, int state) acpi_pci_set_powerstate_method(device_t dev, device_t child, int state)
{ {
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