return 0;
 }
 
-bool cayman_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
-{
-       u32 srbm_status;
-       u32 grbm_status;
-       u32 grbm_status_se0, grbm_status_se1;
-
-       srbm_status = RREG32(SRBM_STATUS);
-       grbm_status = RREG32(GRBM_STATUS);
-       grbm_status_se0 = RREG32(GRBM_STATUS_SE0);
-       grbm_status_se1 = RREG32(GRBM_STATUS_SE1);
-       if (!(grbm_status & GUI_ACTIVE)) {
-               radeon_ring_lockup_update(ring);
-               return false;
-       }
-       /* force CP activities */
-       radeon_ring_force_activity(rdev, ring);
-       return radeon_ring_test_lockup(rdev, ring);
-}
-
 static int cayman_gpu_soft_reset(struct radeon_device *rdev)
 {
        struct evergreen_mc_save save;
 
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                },
                [CAYMAN_RING_TYPE_CP1_INDEX] = {
                        .ib_execute = &cayman_ring_ib_execute,
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                },
                [CAYMAN_RING_TYPE_CP2_INDEX] = {
                        .ib_execute = &cayman_ring_ib_execute,
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                }
        },
        .irq = {
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                },
                [CAYMAN_RING_TYPE_CP1_INDEX] = {
                        .ib_execute = &cayman_ring_ib_execute,
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                },
                [CAYMAN_RING_TYPE_CP2_INDEX] = {
                        .ib_execute = &cayman_ring_ib_execute,
                        .cs_parse = &evergreen_cs_parse,
                        .ring_test = &r600_ring_test,
                        .ib_test = &r600_ib_test,
-                       .is_lockup = &cayman_gpu_is_lockup,
+                       .is_lockup = &evergreen_gpu_is_lockup,
                }
        },
        .irq = {