add attribute (9.4)

1 files changed, 12 insertions, 0 deletions

diff --git a/driver/platform.h b/driver/platform.h
index 3faaad5..cee82a7 100644
--- a/driver/platform.h
+++ b/driver/platform.h
@@ -3,6 +3,18 @@
 #include <linux/types.h>
 #include <linux/platform_device.h>
 
+ssize_t attr_show(struct device_driver*, char*);
+ssize_t attr_store(struct device_driver*, const char*, size_t);
+
+static struct driver_attribute attr = {
+	.attr = {
+		.name = "attr",
+		.mode = 0644,
+	},
+	.show = attr_show,
+	.store = attr_store,
+};
+
 int lork_probe(struct platform_device*);
 int lork_remove(struct platform_device*);