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path: root/drivers/acpi/acpi_platform.c
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Diffstat (limited to 'drivers/acpi/acpi_platform.c')
-rw-r--r--drivers/acpi/acpi_platform.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index de3cbf152dee..fe00a5783f53 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -20,13 +20,13 @@
#include "internal.h"
static const struct acpi_device_id forbidden_id_list[] = {
+ {"ACPI0009", 0}, /* IOxAPIC */
+ {"ACPI000A", 0}, /* IOAPIC */
{"PNP0000", 0}, /* PIC */
{"PNP0100", 0}, /* Timer */
{"PNP0200", 0}, /* AT DMA Controller */
- {"ACPI0009", 0}, /* IOxAPIC */
- {"ACPI000A", 0}, /* IOAPIC */
{"SMB0001", 0}, /* ACPI SMBUS virtual device */
- {"", 0},
+ { }
};
static struct platform_device *acpi_platform_device_find_by_companion(struct acpi_device *adev)
@@ -78,7 +78,7 @@ static void acpi_platform_fill_resource(struct acpi_device *adev,
* If the device has parent we need to take its resources into
* account as well because this device might consume part of those.
*/
- parent = acpi_get_first_physical_node(adev->parent);
+ parent = acpi_get_first_physical_node(acpi_dev_parent(adev));
if (parent && dev_is_pci(parent))
dest->parent = pci_find_resource(to_pci_dev(parent), dest);
}
@@ -97,6 +97,7 @@ static void acpi_platform_fill_resource(struct acpi_device *adev,
struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
const struct property_entry *properties)
{
+ struct acpi_device *parent = acpi_dev_parent(adev);
struct platform_device *pdev = NULL;
struct platform_device_info pdevinfo;
struct resource_entry *rentry;
@@ -113,13 +114,11 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
INIT_LIST_HEAD(&resource_list);
count = acpi_dev_get_resources(adev, &resource_list, NULL, NULL);
- if (count < 0) {
+ if (count < 0)
return NULL;
- } else if (count > 0) {
- resources = kcalloc(count, sizeof(struct resource),
- GFP_KERNEL);
+ if (count > 0) {
+ resources = kcalloc(count, sizeof(*resources), GFP_KERNEL);
if (!resources) {
- dev_err(&adev->dev, "No memory for resources\n");
acpi_dev_free_resource_list(&resource_list);
return ERR_PTR(-ENOMEM);
}
@@ -137,10 +136,9 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
* attached to it, that physical device should be the parent of the
* platform device we are about to create.
*/
- pdevinfo.parent = adev->parent ?
- acpi_get_first_physical_node(adev->parent) : NULL;
+ pdevinfo.parent = parent ? acpi_get_first_physical_node(parent) : NULL;
pdevinfo.name = dev_name(&adev->dev);
- pdevinfo.id = -1;
+ pdevinfo.id = PLATFORM_DEVID_NONE;
pdevinfo.res = resources;
pdevinfo.num_res = count;
pdevinfo.fwnode = acpi_fwnode_handle(adev);