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rk3368: thermal: add log trigger for tsadc

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enable log:
	echo t > sys/rockchip_thermal/temp
	disable log:
	echo f > sys/rockchip_thermal/temp

Signed-off-by: David Wu <wdc@rock-chips.com>
This commit is contained in:
David Wu
2015-03-07 13:08:39 +08:00
parent 88db77f947
commit c39e33f52b
1 changed files with 28 additions and 2 deletions
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30
drivers/thermal/rockchip_thermal.c
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@@ -117,6 +117,7 @@ struct rockchip_thermal_data {
int cpu_temp_adjust;
int gpu_temp_adjust;
int cpu_temp;
bool logout;
void __iomem *regs;
@@ -827,7 +828,9 @@ static int rockchip_thermal_user_mode_get_temp(struct rockchip_thermal_data *the
temp_cpu = rk_tsadcv3_code_to_temp((val_cpu * voltage + 500000) / 1000000) / 1000;
temp_cpu = temp_cpu + thermal->cpu_temp_adjust;
thermal->cpu_temp = temp_cpu;
thermal_dbg(&thermal->pdev->dev, "cpu[%d, %d], voltage: %d\n", val_cpu, temp_cpu, voltage);
if(thermal->logout)
printk("cpu[%d, %d], voltage: %d\n"
, val_cpu, temp_cpu, voltage);
#endif
return temp_cpu;
@@ -891,6 +894,29 @@ static ssize_t rockchip_thermal_temp_adjust_test_show(struct kobject *kobj
return (str - buf);
}
static ssize_t rockchip_thermal_temp_test_store(struct kobject *kobj
, struct kobj_attribute *attr, const char *buf, size_t n)
{
struct rockchip_thermal_data *thermal = rockchip_thermal_get_data();
char cmd;
const char *buftmp = buf;
sscanf(buftmp, "%c", &cmd);
switch (cmd) {
case 't':
thermal->logout = true;
break;
case 'f':
thermal->logout = false;
break;
default:
printk("Unknown command\n");
break;
}
return n;
}
static ssize_t rockchip_thermal_temp_test_show(struct kobject *kobj
, struct kobj_attribute *attr, char *buf)
{
@@ -915,7 +941,7 @@ static struct rockchip_thermal_attribute rockchip_thermal_attrs[] = {
__ATTR(temp_adjust, S_IRUGO | S_IWUSR, rockchip_thermal_temp_adjust_test_show
, rockchip_thermal_temp_adjust_test_store),
__ATTR(temp, S_IRUGO | S_IWUSR, rockchip_thermal_temp_test_show
, NULL),
, rockchip_thermal_temp_test_store),
};
static int rockchip_thermal_probe(struct platform_device *pdev)