The optional _PXM method evaluates to an integer that identifies the
proximity domain of a device object. This patch implements support for
ACPI _PXM method and updates the platform device numa node id using
acpi_get_node(), which provides the PXM to NUMA mapping information.
Signed-off-by: Shanker Donthineni <shank...@codeaurora.org>
---
drivers/acpi/acpi_platform.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c
index b4c1a6a..83d953e 100644
--- a/drivers/acpi/acpi_platform.c
+++ b/drivers/acpi/acpi_platform.c
@@ -119,11 +119,14 @@ struct platform_device
*acpi_create_platform_device(struct acpi_device *adev,
if (IS_ERR(pdev))
dev_err(&adev->dev, "platform device creation failed: %ld\n",
PTR_ERR(pdev));
- else
+ else {
+ set_dev_node(&pdev->dev, acpi_get_node(adev->handle));
dev_dbg(&adev->dev, "created platform device %s\n",
dev_name(&pdev->dev));
+ }
kfree(resources);
+
return pdev;
}
EXPORT_SYMBOL_GPL(acpi_create_platform_device);
--
Qualcomm Datacenter Technologies, Inc. on behalf of the Qualcomm Technologies,
Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux
Foundation Collaborative Project.
