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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2025-03-17 14:06:41 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2025-04-14 10:53:11 +0200 |
| commit | e91eb3ae415472b28211d7fed07fa283845b311e (patch) | |
| tree | bf460083e4f5b1e0e614c30053a619b8b78f2047 /drivers/gpu | |
| parent | 970003de19a9cf7caa68a136b3bfa7334c8e7132 (diff) | |
| download | linux-next-e91eb3ae415472b28211d7fed07fa283845b311e.tar.gz linux-next-e91eb3ae415472b28211d7fed07fa283845b311e.zip | |
drm/etnaviv: Use dma_buf from GEM object instance
Avoid dereferencing struct drm_gem_object.import_attach for the
imported dma-buf. The dma_buf field in the GEM object instance refers
to the same buffer. Prepares to make import_attach optional.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Russell King <linux+etnaviv@armlinux.org.uk>
Cc: Christian Gmeiner <christian.gmeiner@gmail.com>
Cc: etnaviv@lists.freedesktop.org
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Link: https://lore.kernel.org/r/20250317131923.238374-4-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c index 40a50c60dfff..917ad527c961 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_prime.c @@ -65,7 +65,7 @@ static void etnaviv_gem_prime_release(struct etnaviv_gem_object *etnaviv_obj) struct iosys_map map = IOSYS_MAP_INIT_VADDR(etnaviv_obj->vaddr); if (etnaviv_obj->vaddr) - dma_buf_vunmap_unlocked(etnaviv_obj->base.import_attach->dmabuf, &map); + dma_buf_vunmap_unlocked(etnaviv_obj->base.dma_buf, &map); /* Don't drop the pages for imported dmabuf, as they are not * ours, just free the array we allocated: @@ -82,7 +82,7 @@ static void *etnaviv_gem_prime_vmap_impl(struct etnaviv_gem_object *etnaviv_obj) lockdep_assert_held(&etnaviv_obj->lock); - ret = dma_buf_vmap(etnaviv_obj->base.import_attach->dmabuf, &map); + ret = dma_buf_vmap(etnaviv_obj->base.dma_buf, &map); if (ret) return NULL; return map.vaddr; |