47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2022 Intel Corporation
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*/
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#ifndef __INTEL_GT_GMCH_H__
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#define __INTEL_GT_GMCH_H__
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#include "intel_gtt.h"
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/* For x86 platforms */
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#if IS_ENABLED(CONFIG_X86)
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void intel_gt_gmch_gen5_chipset_flush(struct intel_gt *gt);
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int intel_gt_gmch_gen6_probe(struct i915_ggtt *ggtt);
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int intel_gt_gmch_gen8_probe(struct i915_ggtt *ggtt);
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int intel_gt_gmch_gen5_probe(struct i915_ggtt *ggtt);
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int intel_gt_gmch_gen5_enable_hw(struct drm_i915_private *i915);
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/* Stubs for non-x86 platforms */
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#else
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static inline void intel_gt_gmch_gen5_chipset_flush(struct intel_gt *gt)
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{
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}
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static inline int intel_gt_gmch_gen5_probe(struct i915_ggtt *ggtt)
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{
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/* No HW should be probed for this case yet, return fail */
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return -ENODEV;
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}
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static inline int intel_gt_gmch_gen6_probe(struct i915_ggtt *ggtt)
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{
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/* No HW should be probed for this case yet, return fail */
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return -ENODEV;
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}
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static inline int intel_gt_gmch_gen8_probe(struct i915_ggtt *ggtt)
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{
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/* No HW should be probed for this case yet, return fail */
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return -ENODEV;
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}
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static inline int intel_gt_gmch_gen5_enable_hw(struct drm_i915_private *i915)
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{
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/* No HW should be enabled for this case yet, return fail */
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return -ENODEV;
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}
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#endif
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#endif /* __INTEL_GT_GMCH_H__ */
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