[PATCH 1/2] ffs
Tvrtko Ursulin
tvrtko.ursulin at linux.intel.com
Mon Jul 22 10:25:21 UTC 2019
From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
drivers/gpu/drm/i915/gt/intel_workarounds.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index 704ace01e7f5..3493fffc3b97 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -793,13 +793,13 @@ wa_init_mcr(struct drm_i915_private *i915, struct i915_wa_list *wal)
l3_en = ~0;
}
- slice = fls(sseu->slice_mask) - 1;
+ slice = ffs(sseu->slice_mask) - 1;
GEM_BUG_ON(slice >= ARRAY_SIZE(sseu->subslice_mask));
- subslice = fls(l3_en & sseu->subslice_mask[slice]);
+ subslice = ffs(l3_en & sseu->subslice_mask[slice]);
if (!subslice) {
DRM_WARN("No common index found between subslice mask %x and L3 bank mask %x!\n",
sseu->subslice_mask[slice], l3_en);
- subslice = fls(l3_en);
+ subslice = ffs(l3_en);
WARN_ON(!subslice);
}
subslice--;
--
2.20.1
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