[PATCH v5 14/19] drm/i915: object size needs to be u64

Michel Thierry
2015-07-16T09:33:56Z

In a 48b world, users can try to allocate buffers bigger than 4GB; in
these cases it is important that size is a 64b variable.

v2: Drop the warning about bind with size 0, it shouldn't happen anyway.

Signed-off-by: Michel Thierry <michel.thierry@intel.com>
---
drivers/gpu/drm/i915/i915_gem.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 4025a3b..76b7612 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3726,7 +3726,8 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 size, fence_size, fence_alignment, unfenced_alignment;
+ u32 fence_alignment, unfenced_alignment;
+ u64 size, fence_size;
u64 start =
flags & PIN_OFFSET_BIAS ? flags & PIN_OFFSET_MASK : 0;
u64 end =
@@ -3785,7 +3786,7 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
* attempt to find space.
*/
if (size > end) {
- DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%u > %s aperture=%llu\n",
+ DRM_DEBUG("Attempting to bind an object (view type=%u) larger than the aperture: size=%llu > %s aperture=%llu\n",
ggtt_view ? ggtt_view->type : 0,
size,
flags & PIN_MAPPABLE ? "mappable" : "total",