linuxdebug/drivers/gpu/drm/i915/intel_gvt.h

79 lines
2.4 KiB
C

/*
* Copyright(c) 2011-2016 Intel Corporation. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _INTEL_GVT_H_
#define _INTEL_GVT_H_
#include <linux/types.h>
struct drm_i915_private;
#ifdef CONFIG_DRM_I915_GVT
struct intel_gvt_mmio_table_iter {
struct drm_i915_private *i915;
void *data;
int (*handle_mmio_cb)(struct intel_gvt_mmio_table_iter *iter,
u32 offset, u32 size);
};
int intel_gvt_init(struct drm_i915_private *dev_priv);
void intel_gvt_driver_remove(struct drm_i915_private *dev_priv);
int intel_gvt_init_host(void);
void intel_gvt_resume(struct drm_i915_private *dev_priv);
int intel_gvt_iterate_mmio_table(struct intel_gvt_mmio_table_iter *iter);
struct intel_vgpu_ops {
int (*init_device)(struct drm_i915_private *dev_priv);
void (*clean_device)(struct drm_i915_private *dev_priv);
void (*pm_resume)(struct drm_i915_private *i915);
};
int intel_gvt_set_ops(const struct intel_vgpu_ops *ops);
void intel_gvt_clear_ops(const struct intel_vgpu_ops *ops);
#else
static inline int intel_gvt_init(struct drm_i915_private *dev_priv)
{
return 0;
}
static inline void intel_gvt_driver_remove(struct drm_i915_private *dev_priv)
{
}
static inline void intel_gvt_resume(struct drm_i915_private *dev_priv)
{
}
struct intel_gvt_mmio_table_iter {
};
static inline int intel_gvt_iterate_mmio_table(struct intel_gvt_mmio_table_iter *iter)
{
return 0;
}
#endif
#endif /* _INTEL_GVT_H_ */