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path: root/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
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Diffstat (limited to 'drivers/gpu/drm/arm/display/komeda/komeda_dev.c')
-rw-r--r--drivers/gpu/drm/arm/display/komeda/komeda_dev.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
index ca3599e4a4d3..b67030a9f056 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
@@ -8,6 +8,7 @@
#include <linux/of_device.h>
#include <linux/of_graph.h>
#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
#include <linux/seq_file.h>
@@ -249,6 +250,9 @@ struct komeda_dev *komeda_dev_create(struct device *dev)
goto err_cleanup;
}
+ dev->dma_parms = &mdev->dma_parms;
+ dma_set_max_seg_size(dev, DMA_BIT_MASK(32));
+
err = sysfs_create_group(&dev->kobj, &komeda_sysfs_attr_group);
if (err) {
DRM_ERROR("create sysfs group failed.\n");
@@ -269,7 +273,7 @@ err_cleanup:
void komeda_dev_destroy(struct komeda_dev *mdev)
{
struct device *dev = mdev->dev;
- struct komeda_dev_funcs *funcs = mdev->funcs;
+ const struct komeda_dev_funcs *funcs = mdev->funcs;
int i;
sysfs_remove_group(&dev->kobj, &komeda_sysfs_attr_group);