From: Christian König <christian.koenig@xxxxxxx>
Check always when we calculate the free dw, not just the first time.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon_ring.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index bf8b9ad..8bc5298 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -349,7 +349,10 @@ void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *ring)
ring->ring_free_dw -= ring->wptr;
ring->ring_free_dw &= ring->ptr_mask;
if (!ring->ring_free_dw) {
+ /* this is an empty ring */
ring->ring_free_dw = ring->ring_size / 4;
+ /* update lockup info to avoid false positive */
+ radeon_ring_lockup_update(rdev, ring);
}
}
@@ -373,12 +376,6 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsi
/* Align requested size with padding so unlock_commit can
* pad safely */
radeon_ring_free_size(rdev, ring);
- if (ring->ring_free_dw == (ring->ring_size / 4)) {
- /* This is an empty ring update lockup info to avoid
- * false positive.
- */
- radeon_ring_lockup_update(rdev, ring);
- }
ndw = (ndw + ring->align_mask) & ~ring->align_mask;
while (ndw > (ring->ring_free_dw - 1)) {
radeon_ring_free_size(rdev, ring);
--
1.8.3.2
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