[PATCH] drm/tegra: Add missing DMA API includes

[Robin Murphy]

Include dma-mapping.h directly in the remaining places that touch the
DMA API, to avoid imminent breakage from refactoring other headers.

Signed-off-by: Robin Murphy <robin.murphy at arm.com>
---

This makes arm64 allmodconfig build cleanly for me with the IOVA series,
so hopefully is the last of it...

 drivers/gpu/drm/tegra/dc.c    | 1 +
 drivers/gpu/drm/tegra/hub.c   | 1 +
 drivers/gpu/drm/tegra/plane.c | 1 +
 3 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index a29d64f87563..c33420e1fb07 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -7,6 +7,7 @@
 #include <linux/clk.h>
 #include <linux/debugfs.h>
 #include <linux/delay.h>
+#include <linux/dma-mapping.h>
 #include <linux/iommu.h>
 #include <linux/interconnect.h>
 #include <linux/module.h>
diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c
index b910155f80c4..7d52a403334b 100644
--- a/drivers/gpu/drm/tegra/hub.c
+++ b/drivers/gpu/drm/tegra/hub.c
@@ -5,6 +5,7 @@
 
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/dma-mapping.h>
 #include <linux/host1x.h>
 #include <linux/module.h>
 #include <linux/of.h>
diff --git a/drivers/gpu/drm/tegra/plane.c b/drivers/gpu/drm/tegra/plane.c
index 16a1cdc28657..75db069dd26f 100644
--- a/drivers/gpu/drm/tegra/plane.c
+++ b/drivers/gpu/drm/tegra/plane.c
@@ -3,6 +3,7 @@
  * Copyright (C) 2017 NVIDIA CORPORATION.  All rights reserved.
  */
 
+#include <linux/dma-mapping.h>
 #include <linux/iommu.h>
 #include <linux/interconnect.h>
 
-- 
2.28.0.dirty