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

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

drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c

+4 −2
Original line number Diff line number Diff line
@@ -23,10 +23,12 @@ 
struct sg_table *etnaviv_gem_prime_get_sg_table(struct drm_gem_object *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)