diff mbox series

[05/18] power: supply: cros_usbpd: provide ID table for avoiding fallback match

Message ID 20240329075630.2069474-6-tzungbi@kernel.org
State Superseded
Headers show
Series platform/chrome: provide ID table for avoiding fallback match | expand

Commit Message

Tzung-Bi Shih March 29, 2024, 7:56 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

Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
---
 drivers/power/supply/cros_usbpd-charger.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

Comments

Prashant Malani March 29, 2024, 11:03 p.m. UTC | #1 
On Fri, Mar 29, 2024 at 12:57 AM Tzung-Bi Shih <tzungbi@kernel.org> wrote:
>
> 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
>
> Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Reviewed-by: Prashant Malani <pmalani@chromium.org>
diff mbox series

Patch

diff --git a/drivers/power/supply/cros_usbpd-charger.c b/drivers/power/supply/cros_usbpd-charger.c
index b6c96376776a..8008e31c0c09 100644
--- a/drivers/power/supply/cros_usbpd-charger.c
+++ b/drivers/power/supply/cros_usbpd-charger.c
@@ -5,6 +5,7 @@ 
  * Copyright (c) 2014 - 2018 Google, Inc
  */
 
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_data/cros_ec_commands.h>
 #include <linux/platform_data/cros_ec_proto.h>
@@ -711,16 +712,22 @@  static int cros_usbpd_charger_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(cros_usbpd_charger_pm_ops, NULL,
 			 cros_usbpd_charger_resume);
 
+static const struct platform_device_id cros_usbpd_charger_id[] = {
+	{ DRV_NAME, 0 },
+	{}
+};
+MODULE_DEVICE_TABLE(platform, cros_usbpd_charger_id);
+
 static struct platform_driver cros_usbpd_charger_driver = {
 	.driver = {
 		.name = DRV_NAME,
 		.pm = &cros_usbpd_charger_pm_ops,
 	},
-	.probe = cros_usbpd_charger_probe
+	.probe = cros_usbpd_charger_probe,
+	.id_table = cros_usbpd_charger_id,
 };
 
 module_platform_driver(cros_usbpd_charger_driver);
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("ChromeOS EC USBPD charger");
-MODULE_ALIAS("platform:" DRV_NAME);