platform/chrome: wilco_ec: debugfs: provide ID table for avoiding fallback match

Instead of using fallback driver name match, provide ID table[1] for the
primary match.

[1]: https://elixir.bootlin.com/linux/v6.8/source/drivers/base/platform.c#L1353

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Benson Leung <bleung@chromium.org>
Link: https://lore.kernel.org/r/20240329075630.2069474-17-tzungbi@kernel.org
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>

diff --git a/drivers/platform/chrome/wilco_ec/debugfs.c b/drivers/platform/chrome/wilco_ec/debugfs.c
index 93c11f81ca4515546159e58081f67815957c3a37..983f2fa44ba574877e867212d0c99eeed4d70dbf 100644 (file)
--- a/drivers/platform/chrome/wilco_ec/debugfs.c
+++ b/drivers/platform/chrome/wilco_ec/debugfs.c
@@ -10,6 +10,7 @@
 #include <linux/ctype.h>
 #include <linux/debugfs.h>
 #include <linux/fs.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_data/wilco-ec.h>
 #include <linux/platform_device.h>
@@ -265,17 +266,23 @@ static void wilco_ec_debugfs_remove(struct platform_device *pdev)
        debugfs_remove_recursive(debug_info->dir);
 }
 
+static const struct platform_device_id wilco_ec_debugfs_id[] = {
+       { DRV_NAME, 0 },
+       {}
+};
+MODULE_DEVICE_TABLE(platform, wilco_ec_debugfs_id);
+
 static struct platform_driver wilco_ec_debugfs_driver = {
        .driver = {
                .name = DRV_NAME,
        },
        .probe = wilco_ec_debugfs_probe,
        .remove_new = wilco_ec_debugfs_remove,
+       .id_table = wilco_ec_debugfs_id,
 };
 
 module_platform_driver(wilco_ec_debugfs_driver);
 
-MODULE_ALIAS("platform:" DRV_NAME);
 MODULE_AUTHOR("Nick Crews <ncrews@chromium.org>");
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("Wilco EC debugfs driver");