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authorDave Airlie <airlied@redhat.com>2020-05-14 12:29:45 +1000
committerDave Airlie <airlied@redhat.com>2020-05-14 12:29:50 +1000
commit6da9b046af6f2e6b22f5f768e374ee1137dfb250 (patch)
tree297b59a0a46e0367e9490b80bc08821625dee158 /drivers/gpu/drm
parent0c77ca2f9d87b5ba0f93324cd678aeb5de528399 (diff)
parent4010e729349fcab69183f338fe3743df17a473a0 (diff)
downloadlinux-6da9b046af6f2e6b22f5f768e374ee1137dfb250.tar.gz
Merge tag 'drm/tegra/for-5.7-fixes' of git://anongit.freedesktop.org/tegra/linux into drm-fixes
drm/tegra: Fixes for v5.7

This contains a pair of patches which fix SMMU support on Tegra124 and
Tegra210 for host1x and the Tegra DRM driver.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200508101355.3031268-1-thierry.reding@gmail.com
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/tegra/drm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index bd268028fb3d..583cd6e0ae27 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -1039,6 +1039,7 @@ void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt,
 
 static bool host1x_drm_wants_iommu(struct host1x_device *dev)
 {
+	struct host1x *host1x = dev_get_drvdata(dev->dev.parent);
 	struct iommu_domain *domain;
 
 	/*
@@ -1076,7 +1077,7 @@ static bool host1x_drm_wants_iommu(struct host1x_device *dev)
 	 * sufficient and whether or not the host1x is attached to an IOMMU
 	 * doesn't matter.
 	 */
-	if (!domain && dma_get_mask(dev->dev.parent) <= DMA_BIT_MASK(32))
+	if (!domain && host1x_get_dma_mask(host1x) <= DMA_BIT_MASK(32))
 		return true;
 
 	return domain != NULL;