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-rw-r--r--drivers/gpu/drm/radeon/radeon_i2c.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index d15fa5e62bb5..4ae50c19589f 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)
254 case CHIP_RV740: 254 case CHIP_RV740:
255 /* todo */ 255 /* todo */
256 break; 256 break;
257 case CHIP_CEDAR:
258 case CHIP_REDWOOD:
259 case CHIP_JUNIPER:
260 case CHIP_CYPRESS:
261 case CHIP_HEMLOCK:
262 /* todo */
263 break;
257 default: 264 default:
258 DRM_ERROR("i2c: unhandled radeon chip\n"); 265 DRM_ERROR("i2c: unhandled radeon chip\n");
259 break; 266 break;
@@ -833,6 +840,14 @@ static int radeon_i2c_xfer(struct i2c_adapter *i2c_adap,
833 /* XXX fill in hw i2c implementation */ 840 /* XXX fill in hw i2c implementation */
834 ret = radeon_sw_i2c_xfer(i2c_adap, msgs, num); 841 ret = radeon_sw_i2c_xfer(i2c_adap, msgs, num);
835 break; 842 break;
843 case CHIP_CEDAR:
844 case CHIP_REDWOOD:
845 case CHIP_JUNIPER:
846 case CHIP_CYPRESS:
847 case CHIP_HEMLOCK:
848 /* XXX fill in hw i2c implementation */
849 ret = radeon_sw_i2c_xfer(i2c_adap, msgs, num);
850 break;
836 default: 851 default:
837 DRM_ERROR("i2c: unhandled radeon chip\n"); 852 DRM_ERROR("i2c: unhandled radeon chip\n");
838 ret = -EIO; 853 ret = -EIO;