This is a note to let you know that I've just added the patch titled
pwm: Add a stub for devm_pwmchip_add()
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
pwm-add-a-stub-for-devm_pwmchip_add.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 88da4e8113110d5f4ebdd2f8cd0899e300cd1954 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Date: Thu, 17 Nov 2022 13:08:00 +0200
Subject: pwm: Add a stub for devm_pwmchip_add()
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From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
commit 88da4e8113110d5f4ebdd2f8cd0899e300cd1954 upstream.
The devm_pwmchip_add() can be called by a module that optionally
instantiates PWM chip. In the case of CONFIG_PWM=n, the compilation
can't be performed. Hence, add a necessary stub.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Thierry Reding <thierry.reding@xxxxxxxxx>
Reviewed-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Acked-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/pwm.h | 5 +++++
1 file changed, 5 insertions(+)
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -489,6 +489,11 @@ static inline int pwmchip_remove(struct
return -EINVAL;
}
+static inline int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip)
+{
+ return -EINVAL;
+}
+
static inline struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
unsigned int index,
const char *label)
Patches currently in stable-queue which might be from andriy.shevchenko@xxxxxxxxxxxxxxx are
queue-5.15/serial-8250_dw-preserve-original-value-of-dlf-register.patch
queue-5.15/media-staging-atomisp-select-v4l2_fwnode.patch
queue-5.15/pwm-add-a-stub-for-devm_pwmchip_add.patch
