drm: kill dma queue support

[firefly-linux-kernel-4.4.55.git] / drivers / gpu / drm / drm_dma.c

diff --git a/drivers/gpu/drm/drm_dma.c b/drivers/gpu/drm/drm_dma.c
index cfb4e333ec0fd1ee5e8b598b2d14fc6f48ad8554..08f5e5309b22e63d975b2e8357a659ba53e11af0 100644 (file)
--- a/drivers/gpu/drm/drm_dma.c
+++ b/drivers/gpu/drm/drm_dma.c
@@ -120,11 +120,6 @@ void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf)
        buf->pending = 0;
        buf->file_priv = NULL;
        buf->used = 0;
-
-       if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE)
-           && waitqueue_active(&buf->dma_wait)) {
-               wake_up_interruptible(&buf->dma_wait);
-       }
 }
 
 /**