drm/etnaviv: use dma_resv_describe

Instead of dumping the fence info manually.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211103081231.18578-4-christian.koenig@amd.com

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
index b018693..d5314aa 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
@@ -424,36 +424,24 @@ int etnaviv_gem_wait_bo(struct etnaviv_gpu *gpu, struct drm_gem_object *obj,
 }
 
 #ifdef CONFIG_DEBUG_FS
-static void etnaviv_gem_describe_fence(struct dma_fence *fence,
-       const char *type, struct seq_file *m)
-{
-       seq_printf(m, "\t%9s: %s %s seq %llu\n", type,
-                  fence->ops->get_driver_name(fence),
-                  fence->ops->get_timeline_name(fence),
-                  fence->seqno);
-}
-
 static void etnaviv_gem_describe(struct drm_gem_object *obj, struct seq_file *m)
 {
        struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj);
        struct dma_resv *robj = obj->resv;
-       struct dma_resv_iter cursor;
-       struct dma_fence *fence;
        unsigned long off = drm_vma_node_start(&obj->vma_node);
+       int r;
 
        seq_printf(m, "%08x: %c %2d (%2d) %08lx %p %zd\n",
                        etnaviv_obj->flags, is_active(etnaviv_obj) ? 'A' : 'I',
                        obj->name, kref_read(&obj->refcount),
                        off, etnaviv_obj->vaddr, obj->size);
 
-       dma_resv_iter_begin(&cursor, robj, true);
-       dma_resv_for_each_fence_unlocked(&cursor, fence) {
-               if (dma_resv_iter_is_exclusive(&cursor))
-                       etnaviv_gem_describe_fence(fence, "Exclusive", m);
-               else
-                       etnaviv_gem_describe_fence(fence, "Shared", m);
-       }
-       dma_resv_iter_end(&cursor);
+       r = dma_resv_lock(robj, NULL);
+       if (r)
+               return;
+
+       dma_resv_describe(robj, m);
+       dma_resv_unlock(robj);
 }
 
 void etnaviv_gem_describe_objects(struct etnaviv_drm_private *priv,