diff options
| author | Matthew Auld <matthew.auld@intel.com> | 2019-10-08 17:01:15 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-08 20:50:01 +0100 |
| commit | 2f0b97ca02118630132dddf258fbdb5d5f5ec32a (patch) | |
| tree | 655a905f97962439bc6069ae84c45164428bb8ae /drivers/gpu/drm/i915/gem/i915_gem_object_types.h | |
| parent | 232a6ebae419193f5b8da4fa869ae5089ab105c2 (diff) | |
drm/i915/region: support contiguous allocations
Some kernel internal objects may need to be allocated as a contiguous
block, also thinking ahead the various kernel io_mapping interfaces seem
to expect it, although this is purely a limitation in the kernel
API...so perhaps something to be improved.
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Cc: Michael J Ruhl <michael.j.ruhl@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191008160116.18379-3-matthew.auld@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_object_types.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_object_types.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h index 11390586cfe1..c6a712cf7d7a 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h @@ -119,6 +119,10 @@ struct drm_i915_gem_object { I915_SELFTEST_DECLARE(struct list_head st_link); + unsigned long flags; +#define I915_BO_ALLOC_CONTIGUOUS BIT(0) +#define I915_BO_ALLOC_FLAGS (I915_BO_ALLOC_CONTIGUOUS) + /* * Is the object to be mapped as read-only to the GPU * Only honoured if hardware has relevant pte bit |