From b97b3bae83bc1e7b344fde11717a1ef757bb14d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Wed, 3 Nov 2021 10:29:41 +0100
Subject: drm/nouveau: stop using dma_resv_excl_fence
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Git-commit: 756cc94d15fae4aaaf55dc131b098c0e5221db11
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Instead use the new dma_resv_get_singleton function.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: nouveau@lists.freedesktop.org
Link: https://patchwork.freedesktop.org/patch/msgid/20220321135856.1331-6-christian.koenig@amd.com
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/nouveau/nouveau_bo.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index fa73fe57f97b..74f8652d2bd3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -959,7 +959,14 @@ nouveau_bo_vm_cleanup(struct ttm_buffer_object *bo,
{
struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
struct drm_device *dev = drm->dev;
- struct dma_fence *fence = dma_resv_excl_fence(bo->base.resv);
+ struct dma_fence *fence;
+ int ret;
+
+ /* TODO: This is actually a memory management dependency */
+ ret = dma_resv_get_singleton(bo->base.resv, false, &fence);
+ if (ret)
+ dma_resv_wait_timeout(bo->base.resv, false, false,
+ MAX_SCHEDULE_TIMEOUT);
nv10_bo_put_tile_region(dev, *old_tile, fence);
*old_tile = new_tile;
--
2.38.1