diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index d15fa5e62bb5a1f752fbfe767e64ef040e5b77e5..4ae50c19589fe8b4e4f89304862515416cbe72c5 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -254,6 +254,13 @@ static u32 radeon_get_i2c_prescale(struct radeon_device *rdev) case CHIP_RV740: /* todo */ break; + case CHIP_CEDAR: + case CHIP_REDWOOD: + case CHIP_JUNIPER: + case CHIP_CYPRESS: + case CHIP_HEMLOCK: + /* todo */ + break; default: DRM_ERROR("i2c: unhandled radeon chip\n"); break; @@ -833,6 +840,14 @@ static int radeon_i2c_xfer(struct i2c_adapter *i2c_adap, /* XXX fill in hw i2c implementation */ ret = radeon_sw_i2c_xfer(i2c_adap, msgs, num); break; + case CHIP_CEDAR: + case CHIP_REDWOOD: + case CHIP_JUNIPER: + case CHIP_CYPRESS: + case CHIP_HEMLOCK: + /* XXX fill in hw i2c implementation */ + ret = radeon_sw_i2c_xfer(i2c_adap, msgs, num); + break; default: DRM_ERROR("i2c: unhandled radeon chip\n"); ret = -EIO;