diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_ggtt_gmch.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_ggtt_gmch.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_gmch.h b/drivers/gpu/drm/i915/gt/intel_ggtt_gmch.h new file mode 100644 index 000000000000..370bf321b4e2 --- /dev/null +++ b/drivers/gpu/drm/i915/gt/intel_ggtt_gmch.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2022 Intel Corporation + */ + +#ifndef __INTEL_GGTT_GMCH_H__ +#define __INTEL_GGTT_GMCH_H__ + +#include "intel_gtt.h" + +/* For x86 platforms */ +#if IS_ENABLED(CONFIG_X86) + +void intel_ggtt_gmch_flush(void); +int intel_ggtt_gmch_enable_hw(struct drm_i915_private *i915); +int intel_ggtt_gmch_probe(struct i915_ggtt *ggtt); + +/* Stubs for non-x86 platforms */ +#else + +static inline void intel_ggtt_gmch_flush(void) { } +static inline int intel_ggtt_gmch_enable_hw(struct drm_i915_private *i915) { return -ENODEV; } +static inline int intel_ggtt_gmch_probe(struct i915_ggtt *ggtt) { return -ENODEV; } + +#endif + +#endif /* __INTEL_GGTT_GMCH_H__ */ |