diff mbox series

[v2,6/6] platform/chrome: cros_kbd_led_backlight: provide ID table for avoiding fallback match

Message ID 20240401030052.2887845-7-tzungbi@kernel.org
State New
Headers show
Series provide ID table for avoiding fallback match | expand

Commit Message

Tzung-Bi Shih April 1, 2024, 3 a.m. UTC 
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: Benson Leung <bleung@chromium.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
---
Changes from v1 (https://patchwork.kernel.org/project/chrome-platform/patch/20240329075630.2069474-15-tzungbi@kernel.org/):
- Split from "platform/chrome: cros_kbd_led_backlight: provide ID table for
  avoiding fallback match".
- Add R-b tags.

 drivers/platform/chrome/cros_kbd_led_backlight.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/platform/chrome/cros_kbd_led_backlight.c b/drivers/platform/chrome/cros_kbd_led_backlight.c
index 814846a66e95..b83e4f328620 100644
--- a/drivers/platform/chrome/cros_kbd_led_backlight.c
+++ b/drivers/platform/chrome/cros_kbd_led_backlight.c
@@ -9,6 +9,7 @@ 
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/leds.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/of.h>
 #include <linux/platform_data/cros_ec_commands.h>
@@ -247,6 +248,12 @@  static const struct of_device_id keyboard_led_of_match[] = {
 MODULE_DEVICE_TABLE(of, keyboard_led_of_match);
 #endif
 
+static const struct platform_device_id keyboard_led_id[] = {
+	{ "cros-keyboard-leds", 0 },
+	{}
+};
+MODULE_DEVICE_TABLE(platform, keyboard_led_id);
+
 static struct platform_driver keyboard_led_driver = {
 	.driver		= {
 		.name	= "cros-keyboard-leds",
@@ -254,10 +261,10 @@  static struct platform_driver keyboard_led_driver = {
 		.of_match_table = of_match_ptr(keyboard_led_of_match),
 	},
 	.probe		= keyboard_led_probe,
+	.id_table	= keyboard_led_id,
 };
 module_platform_driver(keyboard_led_driver);
 
 MODULE_AUTHOR("Simon Que <sque@chromium.org>");
 MODULE_DESCRIPTION("ChromeOS Keyboard backlight LED Driver");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:cros-keyboard-leds");