Thread (2 messages) 2 messages, 2 authors, 2016-11-11
STALE3486d

[PATCH 4/4] drm/tegra: Set sgt pointer in BO pin

From: Mikko Perttunen <hidden>
Date: 2016-11-08 17:51:35
Also in: dri-devel
Subsystem: drm drivers, drm drivers for nvidia tegra, the rest · Maintainers: David Airlie, Simona Vetter, Thierry Reding, Mikko Perttunen, Linus Torvalds

Fix tegra_bo_pin to set the parameter sgt pointer.
Host1x job pinning requires the sgt to determine
physical memory addresses of gathers.

Signed-off-by: Mikko Perttunen <redacted>
---
 drivers/gpu/drm/tegra/gem.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 2508372..c08e527 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -36,6 +36,8 @@ static dma_addr_t tegra_bo_pin(struct host1x_bo *bo, struct sg_table **sgt)
 {
 	struct tegra_bo *obj = host1x_to_tegra_bo(bo);
 
+	*sgt = obj->sgt;
+
 	return obj->paddr;
 }
 
-- 
2.9.3
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