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Merge branches 'acpi-bus', 'acpi-doc' and 'acpi-pm'

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* acpi-bus:
  ACPI: bus: change _ADR representation to 64 bits

* acpi-doc:
  Documentation: ACPI: Direct references are allowed to devices only
  Documentation: ACPI: Use tabs for graph ASL indentation

* acpi-pm:
  ACPI: PM: Set enable_for_wake for wakeup GPEs during suspend-to-idle
This commit is contained in:
Rafael J. Wysocki 2019-05-15 11:03:16 +02:00
commit e3e28670bb
5 changed files with 70 additions and 64 deletions
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6
Documentation/firmware-guide/acpi/dsd/data-node-references.rst
View File

@ -45,8 +45,8 @@ the ANOD object which is also the final target node of the reference.
Name (_DSD, Package () {
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "node@0", NOD0 },
Package () { "node@1", NOD1 },
Package () { "node@0", "NOD0" },
Package () { "node@1", "NOD1" },
}
})
Name (NOD0, Package() {
@ -58,7 +58,7 @@ the ANOD object which is also the final target node of the reference.
Name (NOD1, Package() {
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "anothernode", ANOD },
Package () { "anothernode", "ANOD" },
}
})
Name (ANOD, Package() {

116
Documentation/firmware-guide/acpi/dsd/graph.rst
View File

@ -45,7 +45,7 @@ with "port" and must be followed by the "@" character and the number of the
port as its key. The target object it refers to should be called "PRTX", where
"X" is the number of the port. An example of such a package would be::
Package() { "port@4", PRT4 }
Package() { "port@4", "PRT4" }
Further on, endpoints are located under the port nodes. The hierarchical
data extension key of the endpoint nodes must begin with
@ -54,7 +54,7 @@ endpoint. The object it refers to should be called "EPXY", where "X" is the
number of the port and "Y" is the number of the endpoint. An example of such a
package would be::
Package() { "endpoint@0", EP40 }
Package() { "endpoint@0", "EP40" }
Each port node contains a property extension key "port", the value of which is
the number of the port. Each endpoint is similarly numbered with a property
@ -82,68 +82,68 @@ A simple example of this is show below::
Scope (\_SB.PCI0.I2C2)
{
Device (CAM0)
{
Name (_DSD, Package () {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "compatible", Package () { "nokia,smia" } },
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "port@0", PRT0 },
}
})
Name (PRT0, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "endpoint@0", EP00 },
}
})
Name (EP00, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
Package () { "remote-endpoint", Package() { \_SB.PCI0.ISP, "port@4", "endpoint@0" } },
}
})
}
Device (CAM0)
{
Name (_DSD, Package () {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "compatible", Package () { "nokia,smia" } },
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "port@0", "PRT0" },
}
})
Name (PRT0, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "endpoint@0", "EP00" },
}
})
Name (EP00, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
Package () { "remote-endpoint", Package() { \_SB.PCI0.ISP, "port@4", "endpoint@0" } },
}
})
}
}
Scope (\_SB.PCI0)
{
Device (ISP)
{
Name (_DSD, Package () {
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "port@4", PRT4 },
}
})
Device (ISP)
{
Name (_DSD, Package () {
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "port@4", "PRT4" },
}
})
Name (PRT4, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 4 }, /* CSI-2 port number */
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "endpoint@0", EP40 },
}
})
Name (PRT4, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 4 }, /* CSI-2 port number */
},
ToUUID("dbb8e3e6-5886-4ba6-8795-1319f52a966b"),
Package () {
Package () { "endpoint@0", "EP40" },
}
})
Name (EP40, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
Package () { "remote-endpoint", Package () { \_SB.PCI0.I2C2.CAM0, "port@0", "endpoint@0" } },
}
})
}
Name (EP40, Package() {
ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
Package () { "reg", 0 },
Package () { "remote-endpoint", Package () { \_SB.PCI0.I2C2.CAM0, "port@0", "endpoint@0" } },
}
})
}
}
Here, the port 0 of the "CAM0" device is connected to the port 4 of

6
drivers/acpi/device_sysfs.c
View File

@ -428,8 +428,10 @@ static ssize_t acpi_device_adr_show(struct device *dev,
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
return sprintf(buf, "0x%08x\n",
(unsigned int)(acpi_dev->pnp.bus_address));
if (acpi_dev->pnp.bus_address > U32_MAX)
return sprintf(buf, "0x%016llx\n", acpi_dev->pnp.bus_address);
else
return sprintf(buf, "0x%08llx\n", acpi_dev->pnp.bus_address);
}
static DEVICE_ATTR(adr, 0444, acpi_device_adr_show, NULL);

4
drivers/acpi/sleep.c
View File

@ -977,6 +977,8 @@ static int acpi_s2idle_prepare(void)
if (acpi_sci_irq_valid())
enable_irq_wake(acpi_sci_irq);
acpi_enable_wakeup_devices(ACPI_STATE_S0);
/* Change the configuration of GPEs to avoid spurious wakeup. */
acpi_enable_all_wakeup_gpes();
acpi_os_wait_events_complete();
@ -1027,6 +1029,8 @@ static void acpi_s2idle_restore(void)
{
acpi_enable_all_runtime_gpes();
acpi_disable_wakeup_devices(ACPI_STATE_S0);
if (acpi_sci_irq_valid())
disable_irq_wake(acpi_sci_irq);

2
include/acpi/acpi_bus.h
View File

@ -230,7 +230,7 @@ struct acpi_device_dir {
/* Plug and Play */
typedef char acpi_bus_id[8];
typedef unsigned long acpi_bus_address;
typedef u64 acpi_bus_address;
typedef char acpi_device_name[40];
typedef char acpi_device_class[20];