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authorThomas Hellstrom <thellstrom@vmware.com>2017-01-19 10:57:00 -0800
committerSinclair Yeh <syeh@vmware.com>2017-01-26 20:52:27 -0800
commitf08c86c30e967b8dd37060b66046667790cc9995 (patch)
treeeeb632fdd396726c6934740a7bda0691e2673664 /drivers/gpu/drm/vmwgfx
parent8cd9f2514711019c0a5f99b8c8547d255d85c3f0 (diff)
downloadlinux-f08c86c30e967b8dd37060b66046667790cc9995.tar.gz
linux-f08c86c30e967b8dd37060b66046667790cc9995.tar.xz
drm/vmwgfx: Annotate ignored return values
Cast return values to void since they, based on input arguments, are known to be zero. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Sinclair Yeh <syeh@vmware.com> Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c2
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.c2
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_resource.c4
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
index c894a48a74a6..c7cf48c0ad3e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
@@ -839,7 +839,7 @@ static void vmw_move_notify(struct ttm_buffer_object *bo,
*/
static void vmw_swap_notify(struct ttm_buffer_object *bo)
{
- ttm_bo_wait(bo, false, false);
+ (void) ttm_bo_wait(bo, false, false);
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index be35385bb26c..541a5887dd6c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -1293,7 +1293,7 @@ static void __vmw_svga_enable(struct vmw_private *dev_priv)
*/
void vmw_svga_enable(struct vmw_private *dev_priv)
{
- ttm_read_lock(&dev_priv->reservation_sem, false);
+ (void) ttm_read_lock(&dev_priv->reservation_sem, false);
__vmw_svga_enable(dev_priv);
ttm_read_unlock(&dev_priv->reservation_sem);
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 8e86d6d4141b..65b3f0369636 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -1760,7 +1760,7 @@ void vmw_resource_unpin(struct vmw_resource *res)
struct vmw_private *dev_priv = res->dev_priv;
int ret;
- ttm_read_lock(&dev_priv->reservation_sem, false);
+ (void) ttm_read_lock(&dev_priv->reservation_sem, false);
mutex_lock(&dev_priv->cmdbuf_mutex);
ret = vmw_resource_reserve(res, false, true);
@@ -1770,7 +1770,7 @@ void vmw_resource_unpin(struct vmw_resource *res)
if (--res->pin_count == 0 && res->backup) {
struct vmw_dma_buffer *vbo = res->backup;
- ttm_bo_reserve(&vbo->base, false, false, NULL);
+ (void) ttm_bo_reserve(&vbo->base, false, false, NULL);
vmw_bo_pin_reserved(vbo, false);
ttm_bo_unreserve(&vbo->base);
}