From: Zeng Zhaoxiu <zhaoxiu.z...@gmail.com>
Signed-off-by: Zeng Zhaoxiu <zhaoxiu.z...@gmail.com>
---
drivers/gpu/drm/i915/intel_ringbuffer.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 9461a23..16c8cf1 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -27,6 +27,7 @@
*
*/
+#include <linux/log2.h>
#include <drm/drmP.h>
#include "i915_drv.h"
#include <drm/i915_drm.h>
@@ -1000,7 +1001,7 @@ static int skl_tune_iz_hashing(struct intel_engine_cs
*ring)
* Only consider slices where one, and only one, subslice has 7
* EUs
*/
- if (hweight8(dev_priv->info.subslice_7eu[i]) != 1)
+ if (!is_power_of_2(dev_priv->info.subslice_7eu[i]))
continue;
/*
--
2.5.0
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