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authorChris Wilson <chris@chris-wilson.co.uk>2015-01-27 09:38:34 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2015-01-27 09:40:27 +0000
commit7848d214729a366eca937a63ec8ea025988203d2 (patch)
tree9b6f93561584a8ad26c53859963cf872f96a20d6 /tests/gem_tiled_wc.c
parentebd8b32bc6f5046815e00a6bee7f7f6650591cce (diff)
igt/gem_tiled_wc: Use correct offsets
A last moment "tidification" in commit 5e9fac54918e424d928bc15b90e4c65d4cfdd356 Author: Chris Wilson <chris@chris-wilson.co.uk> Date: Thu Jan 22 07:52:09 2015 +0000 igt/gem_tiled_wc: Fix! Finish! wreaked havoc again. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88816 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'tests/gem_tiled_wc.c')
-rw-r--r--tests/gem_tiled_wc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/tests/gem_tiled_wc.c b/tests/gem_tiled_wc.c
index 15e7fa5a..f7053781 100644
--- a/tests/gem_tiled_wc.c
+++ b/tests/gem_tiled_wc.c
@@ -175,7 +175,6 @@ igt_simple_main
first_page = offset & ~(PAGE_SIZE-1);
last_page = (offset + len + PAGE_SIZE) & ~(PAGE_SIZE-1);
- offset -= first_page;
linear = gem_mmap__wc(fd, handle, first_page, last_page - first_page, PROT_READ);
igt_assert(linear);
@@ -226,7 +225,7 @@ igt_simple_main
igt_debug("Checking offset %d swizzled %s -> %d\n",
j, swizzle_str, swizzled_offset);
expected_val = calculate_expected(swizzled_offset);
- found_val = linear[j / 4];
+ found_val = linear[(j - first_page)/ 4];
igt_assert_f(expected_val == found_val,
"Bad read [%d]: %d instead of %d at 0x%08x "
"for read from 0x%08x to 0x%08x, swizzle=%s\n",