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-rw-r--r--include/linux/i2c.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index deddeb8c337c..b556e0ab946f 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -487,6 +487,7 @@ void i2c_unlock_adapter(struct i2c_adapter *);
#define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */
#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */
#define I2C_CLASS_SPD (1<<7) /* Memory modules */
+#define I2C_CLASS_DEPRECATED (1<<8) /* Warn users that adapter will stop using classes */
/* Internal numbers to terminate lists */
#define I2C_CLIENT_END 0xfffeU