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| author | Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com> | 2015-12-06 18:26:30 +0800 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-12-07 08:44:20 +0100 |
| commit | a4d8a0fe4500b87817eebdb363c116922de87453 (patch) | |
| tree | 306f13e0724ac5aff6d19879104265bd8ecaf7f4 /drivers/gpu | |
| parent | 03a97d825573de7b6ff1b44f257345efbff2161a (diff) | |
| download | lwn-a4d8a0fe4500b87817eebdb363c116922de87453.tar.gz lwn-a4d8a0fe4500b87817eebdb363c116922de87453.zip | |
i915: Replace "hweight8(dev_priv->info.subslice_7eu[i]) != 1" with "!is_power_of_2(dev_priv->info.subslice_7eu[i])"
Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1449397590-14292-1-git-send-email-zhaoxiu.zeng@gmail.com
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 57d78f264b53..e5359ebfb1be 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> @@ -995,7 +996,7 @@ 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; /* |