+/*
+ * Once all references to platform device are down to 0,
+ * release all allocated structures.
+ * In case vendor provided release function,
+ * call it too.
+ */
+static void tpm_dev_release(struct device *dev)
+{
+ struct tpm_chip *chip = dev_get_drvdata(dev);
+
+ if (chip->vendor.release)
+ chip->vendor.release(dev);
+
+ chip->release(dev);
+
+ clear_bit(chip->dev_num, dev_mask);
+ kfree(chip->vendor.miscdev.name);
+ kfree(chip);
+}
+