hwmon: (f71882fg) Printout fan modes

Print the mode (duty-cycle or RPM) of each fan on driver load.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 0ef7265..a6dc3c7 100644 (file)
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -1711,7 +1711,7 @@ static int __devinit f71882fg_probe(struct platform_device *pdev)
 {
        struct f71882fg_data *data;
        struct f71882fg_sio_data *sio_data = pdev->dev.platform_data;
-       int err;
+       int err, i, nr_fans = (sio_data->type == f71882fg) ? 4 : 3;
        u8 start_reg;
 
        data = kzalloc(sizeof(struct f71882fg_data), GFP_KERNEL);
@@ -1735,14 +1735,14 @@ static int __devinit f71882fg_probe(struct platform_device *pdev)
                goto exit_free;
        }
 
+       data->pwm_enable = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
        /* If it is a 71862 and the fan / pwm part is enabled sanity check
           the pwm settings */
        if (data->type == f71862fg && (start_reg & 0x02)) {
-               u8 reg = f71882fg_read8(data, F71882FG_REG_PWM_ENABLE);
-               if ((reg & 0x15) != 0x15) {
+               if ((data->pwm_enable & 0x15) != 0x15) {
                        dev_err(&pdev->dev,
                                "Invalid (reserved) pwm settings: 0x%02x\n",
-                               (unsigned int)reg);
+                               (unsigned int)data->pwm_enable);
                        err = -ENODEV;
                        goto exit_free;
                }
@@ -1802,6 +1802,11 @@ static int __devinit f71882fg_probe(struct platform_device *pdev)
                }
                if (err)
                        goto exit_unregister_sysfs;
+
+               for (i = 0; i < nr_fans; i++)
+                       dev_info(&pdev->dev, "Fan: %d is in %s mode\n", i + 1,
+                                (data->pwm_enable & (1 << 2 * i)) ?
+                                "duty-cycle" : "RPM");
        }
 
        data->hwmon_dev = hwmon_device_register(&pdev->dev);