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path: root/drivers/hwmon/pwm-fan.c
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Diffstat (limited to 'drivers/hwmon/pwm-fan.c')
-rw-r--r--drivers/hwmon/pwm-fan.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c
index a1712649b07e..c434db4656e7 100644
--- a/drivers/hwmon/pwm-fan.c
+++ b/drivers/hwmon/pwm-fan.c
@@ -167,7 +167,7 @@ disable_regulator:
return ret;
}
-static int pwm_fan_power_off(struct pwm_fan_ctx *ctx)
+static int pwm_fan_power_off(struct pwm_fan_ctx *ctx, bool force_disable)
{
struct pwm_state *state = &ctx->pwm_state;
bool enable_regulator = false;
@@ -180,7 +180,8 @@ static int pwm_fan_power_off(struct pwm_fan_ctx *ctx)
state,
&enable_regulator);
- state->enabled = false;
+ if (force_disable)
+ state->enabled = false;
state->duty_cycle = 0;
ret = pwm_apply_might_sleep(ctx->pwm, state);
if (ret) {
@@ -213,7 +214,7 @@ static int __set_pwm(struct pwm_fan_ctx *ctx, unsigned long pwm)
return ret;
ret = pwm_fan_power_on(ctx);
} else {
- ret = pwm_fan_power_off(ctx);
+ ret = pwm_fan_power_off(ctx, false);
}
if (!ret)
ctx->pwm_value = pwm;
@@ -468,7 +469,7 @@ static void pwm_fan_cleanup(void *__ctx)
del_timer_sync(&ctx->rpm_timer);
/* Switch off everything */
ctx->enable_mode = pwm_disable_reg_disable;
- pwm_fan_power_off(ctx);
+ pwm_fan_power_off(ctx, true);
}
static int pwm_fan_probe(struct platform_device *pdev)
@@ -661,7 +662,7 @@ static int pwm_fan_suspend(struct device *dev)
{
struct pwm_fan_ctx *ctx = dev_get_drvdata(dev);
- return pwm_fan_power_off(ctx);
+ return pwm_fan_power_off(ctx, true);
}
static int pwm_fan_resume(struct device *dev)