i2c: Let framebuffer drivers set their I2C bus class to DDC

Let framebuffer drivers set their I2C bus class to DDC. Once this is
done, we will be able to tell the eeprom driver to only probe for
EDID EEPROMs on these buses.

Signed-off-by: Jean Delvare <khali@linux-fr.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 7c36d5188d39..145797fe6a31 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -349,7 +349,7 @@ static inline void i2c_set_adapdata (struct i2c_adapter *dev, void *data)
 #define I2C_CLASS_HWMON         (1<<0)  /* lm_sensors, ... */
 #define I2C_CLASS_TV_ANALOG     (1<<1)  /* bttv + friends */
 #define I2C_CLASS_TV_DIGITAL    (1<<2)  /* dvb cards */
-#define I2C_CLASS_DDC           (1<<3)  /* i2c-matroxfb ? */
+#define I2C_CLASS_DDC           (1<<3)  /* DDC bus on graphics adapters */
 #define I2C_CLASS_CAM_ANALOG    (1<<4)  /* camera with analog CCD */
 #define I2C_CLASS_CAM_DIGITAL   (1<<5)  /* most webcams */
 #define I2C_CLASS_SOUND         (1<<6)  /* sound devices */