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([183.91.15.56]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39085c393d5sm14798046a91.0.2026.08.10.04.19.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Aug 2026 04:19:08 -0700 (PDT) From: phucduc.bui@gmail.com To: Markus Mayer , Broadcom internal kernel review list , rafael@kernel.org, Daniel Lezcano , Zhang Rui , Lukasz Luba , Florian Fainelli , niklas.soderlund@ragnatech.se, Geert Uytterhoeven , Magnus Damm Cc: linux-pm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bui duc phuc Subject: [PATCH v2 1/2] thermal/drivers/rcar_gen3: Handle -ENXIO from optional IRQ lookup Date: Mon, 10 Aug 2026 18:18:40 +0700 Message-ID: <20260810111841.77898-1-phucduc.bui@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: bui duc phuc rcar_gen3_thermal_request_irqs() may return -ENXIO when no optional IRQ is available. The caller currently treats all negative return values the same way, disabling hardware trip-point support and continuing probe. Distinguish -ENXIO from other errors so that the existing behavior is preserved when the optional IRQ is absent, while errors such as -EPROBE_DEFER, -EINVAL, and other failures are propagated to the caller. Signed-off-by: bui duc phuc --- Link v1 : https://lore.kernel.org/all/20260807093058.42840-1-phucduc.bui@gmail.com/ Changes in v2: - Update the commit message. - Move error handling to the caller. drivers/thermal/renesas/rcar_gen3_thermal.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/thermal/renesas/rcar_gen3_thermal.c b/drivers/thermal/renesas/rcar_gen3_thermal.c index 94804816e9e1..04a57ff724f4 100644 --- a/drivers/thermal/renesas/rcar_gen3_thermal.c +++ b/drivers/thermal/renesas/rcar_gen3_thermal.c @@ -527,8 +527,11 @@ static int rcar_gen3_thermal_probe(struct platform_device *pdev) priv->info = of_device_get_match_data(dev); platform_set_drvdata(pdev, priv); - if (rcar_gen3_thermal_request_irqs(priv, pdev)) + ret = rcar_gen3_thermal_request_irqs(priv, pdev); + if (ret == -ENXIO) priv->ops.set_trips = NULL; + else if (ret) + return ret; pm_runtime_enable(dev); pm_runtime_get_sync(dev); -- 2.43.0