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| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-10-10 13:59:55 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-10-11 17:02:25 +0300 |
| commit | d6e52e28e4ca5ae5d066048f5ae2eac68dacb453 (patch) | |
| tree | 09cb3deab5fa22e62f34e281c19735e30a330bf7 /drivers/gpu/drm/omapdrm/omap_gem.c | |
| parent | d3e4c46df688fa0bfacffd5f040b5ae89562ab0c (diff) | |
| download | linux-d6e52e28e4ca5ae5d066048f5ae2eac68dacb453.tar.bz2 | |
drm/omap: accept NULL for dma_addr in omap_gem_pin
Allow NULL to be passed in 'dma_addr' for omap_gem_pin(), in case the
caller does not need the dma_addr.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191010120000.1421-4-jjhiblot@ti.com
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_gem.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/omap_gem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 9201c21e206f..a6562d23d314 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -819,9 +819,11 @@ int omap_gem_pin(struct drm_gem_object *obj, dma_addr_t *dma_addr) refcount_inc(&omap_obj->dma_addr_cnt); } - *dma_addr = omap_obj->dma_addr; + if (dma_addr) + *dma_addr = omap_obj->dma_addr; } else if (omap_gem_is_contiguous(omap_obj)) { - *dma_addr = omap_obj->dma_addr; + if (dma_addr) + *dma_addr = omap_obj->dma_addr; } else { ret = -EINVAL; goto fail; |