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drm/i915: batch_obj vm offset must be u64 

Otherwise it can overflow in 48-bit mode, and cause an incorrect
exec_start.

Before commit 5f19e2bffa ("drm/i915: Merged
the many do_execbuf() parameters into a structure"), it was already an u64.

Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Akash Goel <akash.goel@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Michel Thierry 2015-07-29 17:23:59 +01:00 committed by Daniel Vetter
parent 65bd342ff2
commit af98714e5d
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_drv.h
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@ -1686,7 +1686,7 @@ struct i915_execbuffer_params {
struct drm_file *file;
uint32_t dispatch_flags;
uint32_t args_batch_start_offset;
uint32_t batch_obj_vm_offset;
uint64_t batch_obj_vm_offset;
struct intel_engine_cs *ring;
struct drm_i915_gem_object *batch_obj;
struct intel_context *ctx;