[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