drm/radeon/kms: fix bug in r600_gpu_is_lockup

We were using the lockup struct from the wrong union.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 4d7a2e1bdb90e498138eea542e22884c9e36eb0d..9c92db7c896b6719edfaef92d1484ca300d2cb95 100644 (file)
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1342,13 +1342,19 @@ bool r600_gpu_is_lockup(struct radeon_device *rdev)
        u32 srbm_status;
        u32 grbm_status;
        u32 grbm_status2;
+       struct r100_gpu_lockup *lockup;
        int r;
 
+       if (rdev->family >= CHIP_RV770)
+               lockup = &rdev->config.rv770.lockup;
+       else
+               lockup = &rdev->config.r600.lockup;
+
        srbm_status = RREG32(R_000E50_SRBM_STATUS);
        grbm_status = RREG32(R_008010_GRBM_STATUS);
        grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
        if (!G_008010_GUI_ACTIVE(grbm_status)) {
-               r100_gpu_lockup_update(&rdev->config.r300.lockup, &rdev->cp);
+               r100_gpu_lockup_update(lockup, &rdev->cp);
                return false;
        }
        /* force CP activities */
@@ -1360,7 +1366,7 @@ bool r600_gpu_is_lockup(struct radeon_device *rdev)
                radeon_ring_unlock_commit(rdev);
        }
        rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
-       return r100_gpu_cp_is_lockup(rdev, &rdev->config.r300.lockup, &rdev->cp);
+       return r100_gpu_cp_is_lockup(rdev, lockup, &rdev->cp);
 }
 
 int r600_asic_reset(struct radeon_device *rdev)