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authorGuenter Roeck <linux@roeck-us.net>2023-02-16 11:34:19 -0800
committerGuenter Roeck <linux@roeck-us.net>2023-02-16 11:34:19 -0800
commit5720a18baa4686d56d0a235e6ecbcc55f8d716d7 (patch)
tree2eb0de06c5f283356d4368f1db51606a59aa92a0
parenta1ffd3c46267ee5c807acd780e15df9bb692223f (diff)
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hwmon: Deprecate [devm_]hwmon_device_register_with_groups
Even though the hardware monitoring documentation already stated that new drivers should use [devm_]devm_hwmon_device_register_with_info() to register with the hardware monitoring subsystem, we still get submissions for new drivers using the older APIs. There is no benefit to use those APIs. On the contrary, using the older APIs results in substantially larger code size. Explicitly deprecate [devm_]hwmon_device_register_with_groups() to ensure that all new drivers use the latest API. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
-rw-r--r--Documentation/hwmon/submitting-patches.rst2
-rw-r--r--include/linux/hwmon.h4
2 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/hwmon/submitting-patches.rst b/Documentation/hwmon/submitting-patches.rst
index d953ee763c96..6482c4f137dc 100644
--- a/Documentation/hwmon/submitting-patches.rst
+++ b/Documentation/hwmon/submitting-patches.rst
@@ -126,7 +126,7 @@ increase the chances of your change being accepted.
* Use devm_hwmon_device_register_with_info() or, if your driver needs a remove
function, hwmon_device_register_with_info() to register your driver with the
hwmon subsystem. Try using devm_add_action() instead of a remove function if
- possible. Do not use hwmon_device_register().
+ possible. Do not use any of the deprecated registration functions.
* Your driver should be buildable as module. If not, please be prepared to
explain why it has to be built into the kernel.
diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h
index 14325f93c6b2..c1b62384b6ee 100644
--- a/include/linux/hwmon.h
+++ b/include/linux/hwmon.h
@@ -436,6 +436,10 @@ struct hwmon_chip_info {
/* hwmon_device_register() is deprecated */
struct device *hwmon_device_register(struct device *dev);
+/*
+ * hwmon_device_register_with_groups() and
+ * devm_hwmon_device_register_with_groups() are deprecated.
+ */
struct device *
hwmon_device_register_with_groups(struct device *dev, const char *name,
void *drvdata,