drm/radeon/kms: fix for hw i2c

use the i2c pads to drive SDA Possible fix for fdo bug 26430 Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
git-mirror · Mar 14, 2010 · ae08819 · ae08819
1 parent 15f7207
commit ae08819
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -291,6 +291,7 @@ static int r100_hw_i2c_xfer(struct i2c_adapter *i2c_adap,
 	prescale = radeon_get_i2c_prescale(rdev);
 
 	reg = ((prescale << RADEON_I2C_PRESCALE_SHIFT) |
+	       RADEON_I2C_DRIVE_EN |
 	       RADEON_I2C_START |
 	       RADEON_I2C_STOP |
 	       RADEON_I2C_GO);