From bddcae2b66a23bfb6d381d089b0b862235480a9b Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Wed, 13 May 2015 10:52:32 +0200 Subject: [PATCH 13/76] thermal: Use IS_ENABLED instead of #ifdef Use IS_ENABLED(CONFIG_THERMAL_EMULATION) to make the code more readable and to get rid of the addtional #ifdef around the variable definitions in thermal_zone_get_temp(). Signed-off-by: Sascha Hauer --- drivers/thermal/thermal_core.c | 45 +++++++++++++++++----------------------- 1 file changed, 19 insertions(+), 26 deletions(-) diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 1b68d20..3e0fe55 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -414,11 +414,9 @@ static void handle_thermal_trip(struct thermal_zone_device *tz, int trip) int thermal_zone_get_temp(struct thermal_zone_device *tz, int *temp) { int ret = -EINVAL; -#ifdef CONFIG_THERMAL_EMULATION int count; int crit_temp = INT_MAX; enum thermal_trip_type type; -#endif if (!tz || IS_ERR(tz) || !tz->ops->get_temp) goto exit; @@ -426,25 +424,21 @@ int thermal_zone_get_temp(struct thermal_zone_device *tz, int *temp) mutex_lock(&tz->lock); ret = tz->ops->get_temp(tz, temp); -#ifdef CONFIG_THERMAL_EMULATION - if (!tz->emul_temperature) - goto skip_emul; - - for (count = 0; count < tz->trips; count++) { - ret = tz->ops->get_trip_type(tz, count, &type); - if (!ret && type == THERMAL_TRIP_CRITICAL) { - ret = tz->ops->get_trip_temp(tz, count, &crit_temp); - break; - } - } - if (ret) - goto skip_emul; + if (IS_ENABLED(CONFIG_THERMAL_EMULATION) && tz->emul_temperature) { + for (count = 0; count < tz->trips; count++) { + ret = tz->ops->get_trip_type(tz, count, &type); + if (!ret && type == THERMAL_TRIP_CRITICAL) { + ret = tz->ops->get_trip_temp(tz, count, + &crit_temp); + break; + } + } - if (*temp < crit_temp) - *temp = tz->emul_temperature; -skip_emul: -#endif + if (!ret && *temp < crit_temp) + *temp = tz->emul_temperature; + } + mutex_unlock(&tz->lock); exit: return ret; @@ -780,7 +774,6 @@ policy_show(struct device *dev, struct device_attribute *devattr, char *buf) return sprintf(buf, "%s\n", tz->governor->name); } -#ifdef CONFIG_THERMAL_EMULATION static ssize_t emul_temp_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -806,7 +799,6 @@ emul_temp_store(struct device *dev, struct device_attribute *attr, return ret ? ret : count; } static DEVICE_ATTR(emul_temp, S_IWUSR, NULL, emul_temp_store); -#endif/*CONFIG_THERMAL_EMULATION*/ static DEVICE_ATTR(type, 0444, type_show, NULL); static DEVICE_ATTR(temp, 0444, temp_show, NULL); @@ -1536,11 +1528,12 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type, goto unregister; } -#ifdef CONFIG_THERMAL_EMULATION - result = device_create_file(&tz->device, &dev_attr_emul_temp); - if (result) - goto unregister; -#endif + if (IS_ENABLED(CONFIG_THERMAL_EMULATION)) { + result = device_create_file(&tz->device, &dev_attr_emul_temp); + if (result) + goto unregister; + } + /* Create policy attribute */ result = device_create_file(&tz->device, &dev_attr_policy); if (result) -- 1.7.10.4