igt_aux.h already provides the optimal igt_fls(), so use that in
preference to open coding the brute force version.
Reported-by: Stuart Summers <stuart.summers@xxxxxxxxx>
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Stuart Summers <stuart.summers@xxxxxxxxx>
---
tests/i915/gem_blits.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/tests/i915/gem_blits.c b/tests/i915/gem_blits.c
index e0346a7c7..f9cb12bb8 100644
--- a/tests/i915/gem_blits.c
+++ b/tests/i915/gem_blits.c
@@ -57,16 +57,6 @@ enum mode {
WC,
};
-static int fls(uint64_t x)
-{
- int t;
-
- for (t = 0; x >> t; t++)
- ;
-
- return t;
-}
-
static unsigned int
get_tiling_stride(const struct device *device,
unsigned int width, unsigned int tiling)
@@ -81,7 +71,7 @@ get_tiling_stride(const struct device *device,
else
stride = ALIGN(stride, 128);
if (device->gen < 4)
- stride = 1 << fls(stride - 1);
+ stride = 1 << igt_fls(stride - 1);
} else {
if (device->gen >= 8)
stride = ALIGN(stride, 64);
--
2.24.0
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
