[Intel-gfx] [PATCH i-g-t] lib: Pass I915_TILING_NONE if Yf or Ys

Tomeu Vizoso tomeu.vizoso at collabora.com
Fri Nov 11 14:18:40 UTC 2016


The kernel expects that BOs for framebuffers with
I915_FORMAT_MOD_Yf_TILED will have I915_TILING_NONE.

Fixes: 050c00d53f39 ("lib: Pass I915_TILING_Y to the kernel if Yf or Ys")
Cc: Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso at collabora.com>
---
 lib/ioctl_wrappers.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/ioctl_wrappers.c b/lib/ioctl_wrappers.c
index eabf3ee3abe6..8b75b9d4a6cb 100644
--- a/lib/ioctl_wrappers.c
+++ b/lib/ioctl_wrappers.c
@@ -158,8 +158,9 @@ int __gem_set_tiling(int fd, uint32_t handle, uint32_t tiling, uint32_t stride)
 
 	igt_require_intel(fd);
 
+	/* The kernel doesn't know about these tiling modes, expects NONE */
 	if (tiling == I915_TILING_Yf || tiling == I915_TILING_Ys)
-		tiling = I915_TILING_Y;
+		tiling = I915_TILING_NONE;
 
 	memset(&st, 0, sizeof(st));
 	do {
-- 
2.7.4



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