[PATCH 6.12.y-cip 18/19] hwmon: (tmp108) Do not fail in I3C probe when I3C regmap is a module

Tommaso Merciai
2026-01-08T09:31:40Z

From: Jarkko Nikula <jarkko.nikula@linux.intel.com>

commit 8281d627905dc72241ca3969ee18f3e029e96d00 upstream.

I3C device probe fails when CONFIG_REGMAP_I3C=m:

p3t1085_i3c 0-23615290090: error -ENODEV: Failed to register i3c regmap

Fix this by using the IS_ENABLED(CONFIG_REGMAP_I3C) macro in the code.

Fixes: c40655e33106 ("hwmon: (tmp108) Add support for I3C device")
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Message-ID: <20241121121819.393104-1-jarkko.nikula@linux.intel.com>
[groeck: Remove #ifdef entirely; it is not needed due to dead code elimination]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
---
drivers/hwmon/tmp108.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/drivers/hwmon/tmp108.c b/drivers/hwmon/tmp108.c
index 1f36af2cd2d9..fbe673009126 100644
--- a/drivers/hwmon/tmp108.c
+++ b/drivers/hwmon/tmp108.c
@@ -452,12 +452,7 @@ static int p3t1085_i3c_probe(struct i3c_device *i3cdev)
struct device *dev = i3cdev_to_dev(i3cdev);
struct regmap *regmap;

-#ifdef CONFIG_REGMAP_I3C
regmap = devm_regmap_init_i3c(i3cdev, &tmp108_regmap_config);
-#else
- regmap = ERR_PTR(-ENODEV);
-#endif
-
if (IS_ERR(regmap))
return dev_err_probe(dev, PTR_ERR(regmap),
"Failed to register i3c regmap\n");
--
2.43.0