Commit 8a2f38dd authored by Heikki Krogerus's avatar Heikki Krogerus Committed by Rafael J. Wysocki

ACPI / platform: provide default DMA mask

Most devices are configured for 32-bit DMA addresses.
Setting the mask to 32-bit here removes the need for the
drivers to do it separately.
Signed-off-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent f114040e
...@@ -16,6 +16,7 @@ ...@@ -16,6 +16,7 @@
#include <linux/err.h> #include <linux/err.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include "internal.h" #include "internal.h"
...@@ -102,6 +103,7 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev) ...@@ -102,6 +103,7 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev)
pdevinfo.res = resources; pdevinfo.res = resources;
pdevinfo.num_res = count; pdevinfo.num_res = count;
pdevinfo.acpi_node.companion = adev; pdevinfo.acpi_node.companion = adev;
pdevinfo.dma_mask = DMA_BIT_MASK(32);
pdev = platform_device_register_full(&pdevinfo); pdev = platform_device_register_full(&pdevinfo);
if (IS_ERR(pdev)) if (IS_ERR(pdev))
dev_err(&adev->dev, "platform device creation failed: %ld\n", dev_err(&adev->dev, "platform device creation failed: %ld\n",
......
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