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drm/i915: Split out i915_gem_object_set_tiling()

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Expose an interface for changing the tiling and stride on an object,
that includes the complexity of checking for conflicting bindings and
fence registers.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170110121045.27144-2-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson
2017-01-10 12:10:45 +00:00
parent 111dbcab3d
commit 957870f934
2 changed files with 126 additions and 112 deletions
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3
drivers/gpu/drm/i915/i915_gem_object.h
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@@ -337,6 +337,9 @@ i915_gem_object_get_tile_row_size(struct drm_i915_gem_object *obj)
i915_gem_object_get_tile_height(obj));
}
int i915_gem_object_set_tiling(struct drm_i915_gem_object *obj,
unsigned int tiling, unsigned int stride);
static inline struct intel_engine_cs *
i915_gem_object_last_write_engine(struct drm_i915_gem_object *obj)
{