drm/i915: mark stolen as private

In the next patch we want to expose the supported regions to userspace,
which can then be fed into the gem_create_ext placement extensions. For
now treat stolen memory as private from userspace pov.

Signed-off-by: Matthew Auld <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Cc: Thomas Hellström <[email protected]>
Cc: Daniele Ceraolo Spurio <[email protected]>
Cc: Lionel Landwerlin <[email protected]>
Cc: Jon Bloomfield <[email protected]>
Cc: Jordan Justen <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Kenneth Graunke <[email protected]>
Cc: Jason Ekstrand <[email protected]>
Cc: Dave Airlie <[email protected]>
Cc: [email protected]
Cc: [email protected]
Reviewed-by: Kenneth Graunke <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

Author: matt-auld

drivers/gpu/drm/i915/gem/i915_gem_stolen.c

@@ -803,6 +803,8 @@ i915_gem_stolen_lmem_setup(struct drm_i915_private *i915)
 
 	intel_memory_region_set_name(mem, "stolen-local");
 
+	mem->private = true;
+
 	return mem;
 }
 
@@ -821,6 +823,8 @@ i915_gem_stolen_smem_setup(struct drm_i915_private *i915)
 
 	intel_memory_region_set_name(mem, "stolen-system");
 
+	mem->private = true;
+
 	return mem;
 }
 

drivers/gpu/drm/i915/intel_memory_region.h

@@ -86,6 +86,7 @@ struct intel_memory_region {
 	u16 instance;
 	enum intel_region_id id;
 	char name[16];
+	bool private; /* not for userspace */
 
 	struct list_head reserved;