[PATCH] hwmon: Fix two w83627hf bugs

* Fix in4 reads for W83627THF and W83637HF chips.
* Use the correct register for alarm flags.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 4 insertions, 12 deletions

diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c
index 70ef926c3bd8..4e9a04e1f08e 100644
--- a/drivers/hwmon/w83627hf.c
+++ b/drivers/hwmon/w83627hf.c
@@ -180,11 +180,10 @@ superio_exit(void)
 #define W83781D_REG_BANK 0x4E
 
 #define W83781D_REG_CONFIG 0x40
-#define W83781D_REG_ALARM1 0x41
-#define W83781D_REG_ALARM2 0x42
-#define W83781D_REG_ALARM3 0x450
+#define W83781D_REG_ALARM1 0x459
+#define W83781D_REG_ALARM2 0x45A
+#define W83781D_REG_ALARM3 0x45B
 
-#define W83781D_REG_IRQ 0x4C
 #define W83781D_REG_BEEP_CONFIG 0x4D
 #define W83781D_REG_BEEP_INTS1 0x56
 #define W83781D_REG_BEEP_INTS2 0x57
@@ -1370,13 +1369,6 @@ static void w83627hf_init_client(struct i2c_client *client)
                                         W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
                         }
                 }
-
-                /* enable comparator mode for temp2 and temp3 so
-                   alarm indication will work correctly */
-                i = w83627hf_read_value(client, W83781D_REG_IRQ);
-                if (!(i & 0x40))
-                        w83627hf_write_value(client, W83781D_REG_IRQ,
-                                            i | 0x40);
         }
 
         /* Start monitoring */
@@ -1400,7 +1392,7 @@ static struct w83627hf_data *w83627hf_update_device(struct device *dev)
                         /* skip missing sensors */
                         if (((data->type == w83697hf) && (i == 1)) ||
                             ((data->type == w83627thf || data->type == w83637hf)
-                            && (i == 4 || i == 5)))
+                            && (i == 5 || i == 6)))
                                 continue;
                         data->in[i] =
                             w83627hf_read_value(client, W83781D_REG_IN(i));