X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fmsm%2Fmsm_drv.c;h=e4b750b0c2d3fcdad40761fe6cae1597b2844164;hb=bb65619e97323b8d62dd4d7549b9b7fe8a774706;hp=c26219c7a49fd18b29648a929a92453b4c894788;hpb=b34f01f76a10386f1877181e4f0631fa2733ecdc;p=linux.git

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index c26219c7a49f..e4b750b0c2d3 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -441,6 +441,14 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
 	if (ret)
 		goto err_msm_uninit;
 
+	if (!dev->dma_parms) {
+		dev->dma_parms = devm_kzalloc(dev, sizeof(*dev->dma_parms),
+					      GFP_KERNEL);
+		if (!dev->dma_parms)
+			return -ENOMEM;
+	}
+	dma_set_max_seg_size(dev, DMA_BIT_MASK(32));
+
 	msm_gem_shrinker_init(ddev);
 
 	switch (get_mdp_ver(pdev)) {