linux/drivers/gpu/drm/i915/selftests/mock_region.h
Matthew Auld 235582ca96 drm/i915: add io_size plumbing
With small LMEM-BAR we need to be able to differentiate between the
total size of LMEM, and how much of it is CPU mappable. The end goal is
to be able to utilize the entire range, even if part of is it not CPU
accessible.

v2: also update intelfb_create

Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Acked-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220225145502.331818-1-matthew.auld@intel.com
2022-02-28 08:47:27 +00:00

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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __MOCK_REGION_H
#define __MOCK_REGION_H
#include <linux/types.h>
struct drm_i915_private;
struct intel_memory_region;
struct intel_memory_region *
mock_region_create(struct drm_i915_private *i915,
resource_size_t start,
resource_size_t size,
resource_size_t min_page_size,
resource_size_t io_start,
resource_size_t io_size);
#endif /* !__MOCK_REGION_H */