linux-kernel - [PATCH v4] staging: greybus: Inline pwm_chip_to_gb_pwm

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Date:   Sat, 25 Mar 2023 23:45:19 -0700
From:   Sumitra Sharma <sumitraartsy@...il.com>
To:     Johan Hovold <johan@...nel.org>, Alex Elder <elder@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        greybus-dev@...ts.linaro.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Cc:     outreachy@...ts.linux.dev
Subject: [PATCH v4] staging: greybus: Inline pwm_chip_to_gb_pwm_chip()

Convert 'pwm_chip_to_gb_pwm_chip' from a macro to a static
inline function, to make the relevant types apparent in the
definition and to benefit from the type checking performed by
the compiler at call sites.

Signed-off-by: Sumitra Sharma <sumitraartsy@...il.com>
---

Changes in v2: Change patch subjects, noted by Alison Schofield
<alison.schofield@...el.com>

Changes in v3: Change patch subjects to length 80 chars,      
noted by Alison Schofield <alison.schofield@...el.com>

Changes in v4: Apply change to fresh git tree, noted by 
Greg KH <gregkh@...uxfoundation.org>

 drivers/staging/greybus/pwm.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/greybus/pwm.c b/drivers/staging/greybus/pwm.c
index 26d39e08c3b6..88da1d796f13 100644
--- a/drivers/staging/greybus/pwm.c
+++ b/drivers/staging/greybus/pwm.c
@@ -21,8 +21,11 @@ struct gb_pwm_chip {
 	struct pwm_chip		chip;
 	struct pwm_chip		*pwm;
 };
-#define pwm_chip_to_gb_pwm_chip(chip) \
-	container_of(chip, struct gb_pwm_chip, chip)
+
+static inline struct gb_pwm_chip *pwm_chip_to_gb_pwm_chip(struct pwm_chip *chip)
+{
+	return container_of(chip, struct gb_pwm_chip, chip);
+}
 
 static int gb_pwm_count_operation(struct gb_pwm_chip *pwmc)
 {
-- 
2.25.1