[PATCH v3 3/8] drm/omap: accept NULL for dma_addr in omap_gem_pin

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Tomi Valkeinen <tomi.valkeinen@xxxxxx>

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@xxxxxx>
---
 drivers/gpu/drm/omapdrm/omap_gem.c | 6 ++++--
 1 file 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;
-- 
2.17.1

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel




[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux