ACPI / DPTF: Use dev_get_drvdata()

Skip conversion to platform_device and use dev_get_drvdata() directly.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
[ rjw: Changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c
index e1c2425..0c08139 100644 (file)
--- a/drivers/acpi/dptf/dptf_power.c
+++ b/drivers/acpi/dptf/dptf_power.c
@@ -31,8 +31,7 @@ static ssize_t name##_show(struct device *dev,\
                           struct device_attribute *attr,\
                           char *buf)\
 {\
-       struct platform_device *pdev = to_platform_device(dev);\
-       struct acpi_device *acpi_dev = platform_get_drvdata(pdev);\
+       struct acpi_device *acpi_dev = dev_get_drvdata(dev);\
        unsigned long long val;\
        acpi_status status;\
 \