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thermal: rcar_gen3_thermal: Register hwmon sysfs interface 

Register the hwmon sysfs interface on R-Car Gen3 thermal driver to
align it with Gen2 driver. Use devm_add_action() to unregister the
hwmon interface automatically.

Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: linux-renesas-soc@vger.kernel.org
To: linux-pm@vger.kernel.org
From: Marek Vasut <marek.vasut+renesas@gmail.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
hifive-unleashed-5.1
Marek Vasut 2019-02-11 20:56:20 +01:00 committed by Eduardo Valentin
parent a245b62be3
commit 6269e9f790
1 changed files with 19 additions and 0 deletions
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19
drivers/thermal/rcar_gen3_thermal.c
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@ -19,6 +19,7 @@
#include <linux/thermal.h>
#include "thermal_core.h"
#include "thermal_hwmon.h"
/* Register offsets */
#define REG_GEN3_IRQSTR 0x04
@ -337,6 +338,13 @@ static int rcar_gen3_thermal_remove(struct platform_device *pdev)
return 0;
}
static void rcar_gen3_hwmon_action(void *data)
{
struct thermal_zone_device *zone = data;
thermal_remove_hwmon_sysfs(zone);
}
static int rcar_gen3_thermal_probe(struct platform_device *pdev)
{
struct rcar_gen3_thermal_priv *priv;
@ -429,6 +437,17 @@ static int rcar_gen3_thermal_probe(struct platform_device *pdev)
if (ret < 0)
goto error_unregister;
tsc->zone->tzp->no_hwmon = false;
ret = thermal_add_hwmon_sysfs(tsc->zone);
if (ret)
goto error_unregister;
ret = devm_add_action(dev, rcar_gen3_hwmon_action, zone);
if (ret) {
rcar_gen3_hwmon_action(zone);
goto error_unregister;
}
dev_info(dev, "TSC%d: Loaded %d trip points\n", i, ret);
}