linux-kernel - [PATCH v2 7/7] counter: stm32-timer-cnt: Update count_read and count

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Message-Id: <327fe01b7ce4feb0fc3d854393691664a6a36b40.1568792697.git.vilhelm.gray@gmail.com>
Date:   Wed, 18 Sep 2019 16:52:48 +0900
From:   William Breathitt Gray <vilhelm.gray@...il.com>
To:     jic23@...23.retrosnub.co.uk
Cc:     linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        patrick.havelange@...ensium.com, fabrice.gasnier@...com,
        mcoquelin.stm32@...il.com, alexandre.torgue@...com,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        William Breathitt Gray <vilhelm.gray@...il.com>
Subject: [PATCH v2 7/7] counter: stm32-timer-cnt: Update count_read and count_write callbacks

The count_read and count_write callbacks pass unsigned long now.

Cc: Fabrice Gasnier <fabrice.gasnier@...com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@...il.com>
---
 drivers/counter/stm32-timer-cnt.c | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c
index 644ba18a72ad..839083543323 100644
--- a/drivers/counter/stm32-timer-cnt.c
+++ b/drivers/counter/stm32-timer-cnt.c
@@ -48,34 +48,27 @@ static enum counter_count_function stm32_count_functions[] = {
 };
 
 static int stm32_count_read(struct counter_device *counter,
-			    struct counter_count *count,
-			    struct counter_count_read_value *val)
+			    struct counter_count *count, unsigned long *val)
 {
 	struct stm32_timer_cnt *const priv = counter->priv;
 	u32 cnt;
 
 	regmap_read(priv->regmap, TIM_CNT, &cnt);
-	counter_count_read_value_set(val, COUNTER_COUNT_POSITION, &cnt);
+	*val = cnt;
 
 	return 0;
 }
 
 static int stm32_count_write(struct counter_device *counter,
 			     struct counter_count *count,
-			     struct counter_count_write_value *val)
+			     const unsigned long val)
 {
 	struct stm32_timer_cnt *const priv = counter->priv;
-	u32 cnt;
-	int err;
-
-	err = counter_count_write_value_get(&cnt, COUNTER_COUNT_POSITION, val);
-	if (err)
-		return err;
 
-	if (cnt > priv->ceiling)
+	if (val > priv->ceiling)
 		return -EINVAL;
 
-	return regmap_write(priv->regmap, TIM_CNT, cnt);
+	return regmap_write(priv->regmap, TIM_CNT, val);
 }
 
 static int stm32_count_function_get(struct counter_device *counter,
-- 
2.23.0