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path: root/drivers/gpu/drm/panfrost/panfrost_drv.c
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Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_drv.c')
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_drv.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index 0fc084110e5b..83a461bdeea8 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -548,7 +548,7 @@ DEFINE_DRM_GEM_FOPS(panfrost_drm_driver_fops);
* - 1.0 - initial interface
* - 1.1 - adds HEAP and NOEXEC flags for CREATE_BO
*/
-static struct drm_driver panfrost_drm_driver = {
+static const struct drm_driver panfrost_drm_driver = {
.driver_features = DRIVER_RENDER | DRIVER_GEM | DRIVER_SYNCOBJ,
.open = panfrost_open,
.postclose = panfrost_postclose,
@@ -587,6 +587,8 @@ static int panfrost_probe(struct platform_device *pdev)
if (!pfdev->comp)
return -ENODEV;
+ pfdev->coherent = device_get_dma_attr(&pdev->dev) == DEV_DMA_COHERENT;
+
/* Allocate and initialze the DRM device. */
ddev = drm_dev_alloc(&panfrost_drm_driver, &pdev->dev);
if (IS_ERR(ddev))