diff options
| author | Jérémy Lefaure <jeremy.lefaure@lse.epita.fr> | 2016-10-20 18:05:57 -0400 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2016-10-25 10:35:54 +0800 |
| commit | 31f09cb79e797797bc745d98f93ac50b2cbda9e6 (patch) | |
| tree | 0f370f8c75f201a358e067d5876f7ae621d1303a /drivers/gpu/drm/i915/gvt | |
| parent | 946260e5fb60fcf3a4fbe77840280b5191300564 (diff) | |
drm/i915/gvt: fix bad 32 bit shift in gtt
Since ioread32 returns a 32-bit value, it is impossible to left-shift
this value by 32 bits (it produces a compilation error). Casting the
return value of ioread32 fix this issue.
Signed-off-by: Jérémy Lefaure <jeremy.lefaure@lse.epita.fr>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/gtt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 2cc761328569..b35bda0ce46b 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -276,7 +276,7 @@ static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) pte = readq(addr); #else pte = ioread32(addr); - pte |= ioread32(addr + 4) << 32; + pte |= (u64)ioread32(addr + 4) << 32; #endif return pte; } |