linux-kernel - [PATCH v1 05/10] hwmon: adt7x10: pass hwinfo dev to irq handler

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Message-Id: <20211221123944.2683245-5-demonsingur@gmail.com>
Date:   Tue, 21 Dec 2021 14:39:39 +0200
From:   Cosmin Tanislav <demonsingur@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     cosmin.tanislav@...log.com, demonsingur@...il.com,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 05/10] hwmon: adt7x10: pass hwinfo dev to irq handler

From: Cosmin Tanislav <cosmin.tanislav@...log.com>

The irq handler will need to trigger events on the
hwmon device. Pass it so that we don't store it in
private data.

Signed-off-by: Cosmin Tanislav <cosmin.tanislav@...log.com>
---
 drivers/hwmon/adt7x10.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/hwmon/adt7x10.c b/drivers/hwmon/adt7x10.c
index 25c1ab199658..ec7e526b3441 100644
--- a/drivers/hwmon/adt7x10.c
+++ b/drivers/hwmon/adt7x10.c
@@ -102,7 +102,9 @@ static const u8 ADT7X10_REG_TEMP[4] = {
 
 static irqreturn_t adt7x10_irq_handler(int irq, void *private)
 {
-	struct device *dev = private;
+	struct device *hdev = private;
+	struct adt7x10_data *d = dev_get_drvdata(hdev);
+	struct device *dev = d->bus_dev;
 	int status;
 
 	status = adt7x10_read_byte(dev, ADT7X10_STATUS);
@@ -407,7 +409,7 @@ int adt7x10_probe(struct device *dev, const char *name, int irq,
 						adt7x10_irq_handler,
 						IRQF_TRIGGER_FALLING |
 						IRQF_ONESHOT,
-						dev_name(dev), dev);
+						dev_name(dev), hdev);
 		if (ret)
 			goto exit_hwmon_device_unregister;
 	}
-- 
2.34.1