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Fri, 10 Jan 2020 11:16:11 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id DC53810003A; Fri, 10 Jan 2020 11:16:09 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node2.st.com [10.75.127.17]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id CCC992A7907; Fri, 10 Jan 2020 11:16:09 +0100 (CET) Received: from localhost (10.75.127.47) by SFHDAG6NODE2.st.com (10.75.127.17) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 10 Jan 2020 11:16:09 +0100 From: Pascal Paillet To: , , , , , , , , , , , , , Subject: [PATCH_V3 2/6] thermal: stm32: rework sensor mode management Date: Fri, 10 Jan 2020 11:16:01 +0100 Message-ID: <20200110101605.24984-3-p.paillet@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200110101605.24984-1-p.paillet@st.com> References: <20200110101605.24984-1-p.paillet@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG7NODE3.st.com (10.75.127.21) To SFHDAG6NODE2.st.com (10.75.127.17) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-01-10_01:2020-01-10, 2020-01-09 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200110_021619_634587_3AEE07EB X-CRM114-Status: GOOD ( 14.57 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [91.207.212.93 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Be sure get_temp returns an error while disabling or enabling the device. Set THERMAL_DEVICE_ENABLED state at the end of power on function. Set THERMAL_DEVICE_DISABLED state at the beginning of power off function. Signed-off-by: Pascal Paillet --- drivers/thermal/st/stm_thermal.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/st/stm_thermal.c b/drivers/thermal/st/stm_thermal.c index 7835e109692e..a21fa7e0c72b 100644 --- a/drivers/thermal/st/stm_thermal.c +++ b/drivers/thermal/st/stm_thermal.c @@ -160,6 +160,8 @@ static int stm_sensor_power_on(struct stm_thermal_sensor *sensor) writel_relaxed(value, sensor->base + DTS_CFGR1_OFFSET); + sensor->mode = THERMAL_DEVICE_ENABLED; + return 0; } @@ -167,6 +169,8 @@ static int stm_sensor_power_off(struct stm_thermal_sensor *sensor) { u32 value; + sensor->mode = THERMAL_DEVICE_DISABLED; + /* Stop measuring */ value = readl_relaxed(sensor->base + DTS_CFGR1_OFFSET); value &= ~TS1_START; @@ -374,7 +378,6 @@ static int stm_thermal_update_threshold(struct stm_thermal_sensor *sensor) { int ret; - sensor->mode = THERMAL_DEVICE_DISABLED; ret = stm_sensor_power_off(sensor); if (ret) @@ -576,8 +579,6 @@ static int stm_thermal_suspend(struct device *dev) if (ret) return ret; - sensor->mode = THERMAL_DEVICE_DISABLED; - return 0; } @@ -590,7 +591,6 @@ static int stm_thermal_resume(struct device *dev) if (ret) return ret; - sensor->mode = THERMAL_DEVICE_ENABLED; return 0; } @@ -718,8 +718,6 @@ static int stm_thermal_probe(struct platform_device *pdev) if (ret) goto err_tz; - sensor->mode = THERMAL_DEVICE_ENABLED; - dev_info(&pdev->dev, "%s: Driver initialized successfully\n", __func__);