From: Anand Moon <linux.amoon@gmail.com>
To: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>,
Krzysztof Kozlowski <krzk@kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Daniel Lezcano <daniel.lezcano@kernel.org>,
Zhang Rui <rui.zhang@intel.com>,
Lukasz Luba <lukasz.luba@arm.com>,
Peter Griffin <peter.griffin@linaro.org>,
Alim Akhtar <alim.akhtar@samsung.com>,
linux-samsung-soc@vger.kernel.org (open list:SAMSUNG THERMAL
DRIVER), linux-pm@vger.kernel.org (open list:THERMAL),
linux-kernel@vger.kernel.org (open list),
linux-arm-kernel@lists.infradead.org (moderated list:ARM/SAMSUNG
S3C, S5P AND EXYNOS ARM ARCHITECTURES)
Cc: Anand Moon <linux.amoon@gmail.com>
Subject: [PATCH v9 2/9] thermal/drivers/exynos: Drop invalid IRQF_SHARED flag from TMU interrupts
Date: Sun, 13 Sep 2026 20:28:30 +0530 [thread overview]
Message-ID: <20260913145905.9404-3-linux.amoon@gmail.com> (raw)
In-Reply-To: <20260913145905.9404-1-linux.amoon@gmail.com>
Remove the IRQF_SHARED flag from devm_request_threaded_irq().
The driver requests a threaded interrupt with a NULL primary handler,
which requires IRQF_ONESHOT to keep the interrupt line masked until
the threaded handler completes.
The TMU interrupts are dedicated GIC SPIs in the Exynos device tree
configurations, so there is no need to request them as shared
interrupts.
Requesting the interrupt without IRQF_SHARED avoids unnecessary
interrupt sharing and matches the dedicated nature of the TMU
interrupt lines.
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
drivers/thermal/samsung/exynos_tmu.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index e75040222ccf..825dbdef0b9a 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -1078,8 +1078,7 @@ static int exynos_tmu_probe(struct platform_device *pdev)
ret = devm_request_threaded_irq(dev, data->irq, NULL,
exynos_tmu_threaded_irq,
- IRQF_TRIGGER_RISING
- | IRQF_SHARED | IRQF_ONESHOT,
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT,
dev_name(dev), data);
if (ret)
return dev_err_probe(dev, ret, "Failed to request irq\n");
--
2.55.0
next prev parent reply other threads:[~2026-09-13 14:59 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-13 14:58 [PATCH v9 0/9] Exynos Thermal code improvement Anand Moon
2026-09-13 14:58 ` [PATCH v9 1/9] thermal/drivers/exynos: Optimize clock lifecycle with devm helpers Anand Moon
2026-09-13 14:58 ` Anand Moon [this message]
2026-09-13 14:58 ` [PATCH v9 3/9] thermal/drivers/exynos: Handle optional triminfo clock correctly Anand Moon
2026-09-14 7:07 ` Krzysztof Kozlowski
2026-09-13 14:58 ` [PATCH v9 4/9] thermal/drivers/exynos: Fixed the efuse min max value for exynos5420 Anand Moon
2026-09-13 14:58 ` [PATCH v9 5/9] thermal/drivers/exynos: Remove redundant base_second register resource Anand Moon
2026-09-14 7:05 ` Krzysztof Kozlowski
2026-09-13 14:58 ` [PATCH v9 6/9] thermal/drivers/exynos: Use SoC-specific variant data to TMU configuration Anand Moon
2026-09-13 14:58 ` [PATCH v9 7/9] thermal/drivers/exynos: Move thermal zone ops to variant data Anand Moon
2026-09-13 14:58 ` [PATCH v9 8/9] thermal/drivers/exynos: Add missing drvdata assignment in Exynos TMU probe Anand Moon
2026-09-14 7:01 ` Krzysztof Kozlowski
2026-09-13 14:58 ` [PATCH v9 9/9] thermal/drivers/exynos: Select thermal emulation support Anand Moon
2026-09-14 7:00 ` Krzysztof Kozlowski
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