/*
* 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 .
*
* Authors :
* Ke Yu
* Kevin Tian < kevin . tian @ intel . com >
* Dexuan Cui
*
* Contributors :
* Tina Zhang < tina . zhang @ intel . com >
* Min He < min . he @ intel . com >
* Niu Bing < bing . niu @ intel . com >
* Zhi Wang < zhi . a . wang @ intel . com >
*
*/
#ifndef _GVT_MMIO_H_
#define _GVT_MMIO_H_
#include <linux/types.h>
struct intel_gvt;
struct intel_vgpu;
#define D_BDW (1 << 0 )
#define D_SKL (1 << 1 )
#define D_KBL (1 << 2 )
#define D_BXT (1 << 3 )
#define D_CFL (1 << 4 )
#define D_GEN9PLUS (D_SKL | D_KBL | D_BXT | D_CFL)
#define D_GEN8PLUS (D_BDW | D_SKL | D_KBL | D_BXT | D_CFL)
#define D_SKL_PLUS (D_SKL | D_KBL | D_BXT | D_CFL)
#define D_BDW_PLUS (D_BDW | D_SKL | D_KBL | D_BXT | D_CFL)
#define D_PRE_SKL (D_BDW)
#define D_ALL (D_BDW | D_SKL | D_KBL | D_BXT | D_CFL)
typedef int (*gvt_mmio_func)(struct intel_vgpu *, unsigned int , void *,
unsigned int );
struct intel_gvt_mmio_info {
u32 offset;
u64 ro_mask;
gvt_mmio_func read;
gvt_mmio_func write;
struct hlist_node node;
};
const struct intel_engine_cs *
intel_gvt_render_mmio_to_engine(struct intel_gvt *gvt, unsigned int reg);
unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt);
int intel_gvt_setup_mmio_info(struct intel_gvt *gvt);
void intel_gvt_clean_mmio_info(struct intel_gvt *gvt);
int intel_gvt_for_each_tracked_mmio(struct intel_gvt *gvt,
int (*handler)(struct intel_gvt *gvt, u32 offset, void *data),
void *data);
struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt,
unsigned int offset);
int intel_vgpu_init_mmio(struct intel_vgpu *vgpu);
void intel_vgpu_reset_mmio(struct intel_vgpu *vgpu, bool dmlr);
void intel_vgpu_clean_mmio(struct intel_vgpu *vgpu);
int intel_vgpu_gpa_to_mmio_offset(struct intel_vgpu *vgpu, u64 gpa);
int intel_vgpu_emulate_mmio_read(struct intel_vgpu *vgpu, u64 pa,
void *p_data, unsigned int bytes);
int intel_vgpu_emulate_mmio_write(struct intel_vgpu *vgpu, u64 pa,
void *p_data, unsigned int bytes);
int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes);
int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes);
int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
void *pdata, unsigned int bytes, bool is_read);
int intel_vgpu_mask_mmio_write(struct intel_vgpu *vgpu, unsigned int offset,
void *p_data, unsigned int bytes);
void intel_gvt_restore_fence(struct intel_gvt *gvt);
void intel_gvt_restore_mmio(struct intel_gvt *gvt);
#endif
Messung V0.5 in Prozent C=100 H=100 G=100
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-10-03)
¤
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