Commit 5f4a4a73 authored by Lucas Stach's avatar Lucas Stach

drm/etnaviv: fix gem_prime_get_sg_table to return new SG table

The object internal SG table must not be returned, as the caller
will take ownership of the returned table.

Construct a new table from the object pages and return this one
instead.
Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
parent 55780053
...@@ -23,10 +23,12 @@ ...@@ -23,10 +23,12 @@
struct sg_table *etnaviv_gem_prime_get_sg_table(struct drm_gem_object *obj) struct sg_table *etnaviv_gem_prime_get_sg_table(struct drm_gem_object *obj)
{ {
struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj); struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj);
int npages = obj->size >> PAGE_SHIFT;
BUG_ON(!etnaviv_obj->sgt); /* should have already pinned! */ if (WARN_ON(!etnaviv_obj->pages)) /* should have already pinned! */
return NULL;
return etnaviv_obj->sgt; return drm_prime_pages_to_sg(etnaviv_obj->pages, npages);
} }
void *etnaviv_gem_prime_vmap(struct drm_gem_object *obj) void *etnaviv_gem_prime_vmap(struct drm_gem_object *obj)
......
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