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path: root/drivers/misc/thinkpad_acpi.h
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Diffstat (limited to 'drivers/misc/thinkpad_acpi.h')
-rw-r--r--drivers/misc/thinkpad_acpi.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index a9feb53..e833ff3 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -38,6 +38,7 @@
#include <linux/fb.h>
#include <linux/platform_device.h>
#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
#include <asm/uaccess.h>
#include <linux/dmi.h>
@@ -467,6 +468,7 @@ enum thermal_access_mode {
enum { /* TPACPI_THERMAL_TPEC_* */
TP_EC_THERMAL_TMP0 = 0x78, /* ACPI EC regs TMP 0..7 */
TP_EC_THERMAL_TMP8 = 0xC0, /* ACPI EC regs TMP 8..15 */
+ TP_EC_THERMAL_TMP_NA = -128, /* ACPI EC sensor not available */
};
#define TPACPI_MAX_THERMAL_SENSORS 16 /* Max thermal sensors supported */