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authorCorentin Chary <corentin.chary@gmail.com>2011-07-01 11:34:26 +0200
committerMatthew Garrett <mjg@redhat.com>2011-08-05 14:45:47 -0400
commit49979d091d1847823c064301da1ec173619ddd92 (patch)
treef33e8965f229d17c9179d6da7cb7992f993e652c /drivers/platform
parenta4ecbb8ae7be16497db2f984ee7a3ffec0f164c3 (diff)
downloadlinux-49979d091d1847823c064301da1ec173619ddd92.tar.gz
asus-wmi: fix hwmon/pwm1
The code was completly broken, and should never had been sent
to the kernel. That's what happens when you write code without
hardware to test it.

Cc: stable@kernel.org
Signed-off-by: Corentin Chary <corentin.chary@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/asus-wmi.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 65b66aa44c78..bcb9fb41ddc4 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -797,8 +797,8 @@ exit:
  * Hwmon device
  */
 static ssize_t asus_hwmon_pwm1(struct device *dev,
-			    struct device_attribute *attr,
-			    char *buf)
+			       struct device_attribute *attr,
+			       char *buf)
 {
 	struct asus_wmi *asus = dev_get_drvdata(dev);
 	u32 value;
@@ -809,7 +809,7 @@ static ssize_t asus_hwmon_pwm1(struct device *dev,
 	if (err < 0)
 		return err;
 
-	value |= 0xFF;
+	value &= 0xFF;
 
 	if (value == 1) /* Low Speed */
 		value = 85;
@@ -869,7 +869,7 @@ static mode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
 		 * - reverved bits are non-zero
 		 * - sfun and presence bit are not set
 		 */
-		if (value != ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000
+		if (value == ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000
 		    || (!asus->sfun && !(value & ASUS_WMI_DSTS_PRESENCE_BIT)))
 			ok = false;
 	}
@@ -904,6 +904,7 @@ static int asus_wmi_hwmon_init(struct asus_wmi *asus)
 		pr_err("Could not register asus hwmon device\n");
 		return PTR_ERR(hwmon);
 	}
+	dev_set_drvdata(hwmon, asus);
 	asus->hwmon_device = hwmon;
 	result = sysfs_create_group(&hwmon->kobj, &hwmon_attribute_group);
 	if (result)