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igt/gem_mmap_gtt: Require SET_TILING to work before doing large tiled tests

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Older generations are more limited in how much they can fence, and the
limits is enforced in the SET_TILING ioctl. So if it reports an EINVAL,
we cannot perform the tiled test and may just skip it instead.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-11-12 09:29:07 +00:00
parent 0c26652911
commit 143a216058
1 changed files with 4 additions and 6 deletions
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10
tests/gem_mmap_gtt.c
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@ -282,7 +282,7 @@ test_huge_bo(int fd, int huge, int tiling)
/* Create pattern */
bo = gem_create(fd, PAGE_SIZE);
if (tiling)
gem_set_tiling(fd, bo, tiling, pitch);
igt_require(__gem_set_tiling(fd, bo, tiling, pitch) == 0);
linear_pattern = gem_mmap__gtt(fd, bo, PAGE_SIZE,
PROT_READ | PROT_WRITE);
for (i = 0; i < PAGE_SIZE; i++)
@ -294,7 +294,7 @@ test_huge_bo(int fd, int huge, int tiling)
bo = gem_create(fd, size);
if (tiling)
gem_set_tiling(fd, bo, tiling, pitch);
igt_require(__gem_set_tiling(fd, bo, tiling, pitch) == 0);
/* Initialise first/last page through CPU mmap */
ptr = gem_mmap__cpu(fd, bo, 0, size, PROT_READ | PROT_WRITE);
@ -357,8 +357,7 @@ test_huge_copy(int fd, int huge, int tiling_a, int tiling_b)
bo = gem_create(fd, huge_object_size);
if (tiling_a)
gem_set_tiling(fd, bo, tiling_a,
tiling_a == I915_TILING_Y ? 128 : 512);
igt_require(__gem_set_tiling(fd, bo, tiling_a, tiling_a == I915_TILING_Y ? 128 : 512) == 0);
a = __gem_mmap__gtt(fd, bo, huge_object_size, PROT_READ | PROT_WRITE);
igt_require(a);
gem_close(fd, bo);
@ -368,8 +367,7 @@ test_huge_copy(int fd, int huge, int tiling_a, int tiling_b)
bo = gem_create(fd, huge_object_size);
if (tiling_b)
gem_set_tiling(fd, bo, tiling_b,
tiling_b == I915_TILING_Y ? 128 : 512);
igt_require(__gem_set_tiling(fd, bo, tiling_b, tiling_b == I915_TILING_Y ? 128 : 512) == 0);
b = __gem_mmap__gtt(fd, bo, huge_object_size, PROT_READ | PROT_WRITE);
igt_require(b);
gem_close(fd, bo);