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From: Thorsten Blum <thorsten.blum@linux.dev>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Zhang Rui <rui.zhang@intel.com>,
	Lukasz Luba <lukasz.luba@arm.com>,
	Orson Zhai <orsonzhai@gmail.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	Chunyan Zhang <zhang.lyra@gmail.com>
Cc: Thorsten Blum <thorsten.blum@linux.dev>,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH RESEND] thermal: sprd: Use min instead of clamp in sprd_thm_temp_to_rawdata
Date: Mon, 26 Jan 2026 08:51:23 +0100	[thread overview]
Message-ID: <20260126075124.212593-1-thorsten.blum@linux.dev> (raw)

Clamping 'val' to itself is unnecessary and the expression can be
simplified by using min() instead. Casting SPRD_THM_RAW_DATA_HIGH to u32
is also redundant and can be removed.

Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
 drivers/thermal/sprd_thermal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c
index e546067c9621..511f1e7959b6 100644
--- a/drivers/thermal/sprd_thermal.c
+++ b/drivers/thermal/sprd_thermal.c
@@ -201,7 +201,7 @@ static int sprd_thm_temp_to_rawdata(int temp, struct sprd_thermal_sensor *sen)
 	 */
 	val = (temp + sen->cal_offset) / sen->cal_slope;
 
-	return clamp(val, val, (u32)(SPRD_THM_RAW_DATA_HIGH - 1));
+	return min(val, SPRD_THM_RAW_DATA_HIGH - 1);
 }
 
 static int sprd_thm_read_temp(struct thermal_zone_device *tz, int *temp)
-- 
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6  9D84 7336 78FD 8DFE EAD4


             reply	other threads:[~2026-01-26  7:51 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-26  7:51 Thorsten Blum [this message]
  -- strict thread matches above, loose matches on Subject: below --
2026-02-24 14:51 [PATCH RESEND] thermal: sprd: Use min instead of clamp in sprd_thm_temp_to_rawdata Thorsten Blum
2026-03-06 14:15 ` Lukasz Luba
2026-03-10 10:25 Thorsten Blum
2026-03-10 11:33 ` Daniel Lezcano
2026-03-14  1:13 Thorsten Blum
2026-03-14 10:48 ` Daniel Lezcano

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