103 lines
3.3 KiB
C
103 lines
3.3 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.
|
|
*
|
|
* 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_
|
|
|
|
struct intel_gvt;
|
|
struct intel_vgpu;
|
|
|
|
#define D_BDW (1 << 0)
|
|
#define D_SKL (1 << 1)
|
|
#define D_KBL (1 << 2)
|
|
|
|
#define D_GEN9PLUS (D_SKL | D_KBL)
|
|
#define D_GEN8PLUS (D_BDW | D_SKL | D_KBL)
|
|
|
|
#define D_SKL_PLUS (D_SKL | D_KBL)
|
|
#define D_BDW_PLUS (D_BDW | D_SKL | D_KBL)
|
|
|
|
#define D_PRE_SKL (D_BDW)
|
|
#define D_ALL (D_BDW | D_SKL | D_KBL)
|
|
|
|
typedef int (*gvt_mmio_func)(struct intel_vgpu *, unsigned int, void *,
|
|
unsigned int);
|
|
|
|
struct intel_gvt_mmio_info {
|
|
u32 offset;
|
|
u64 ro_mask;
|
|
u32 device;
|
|
gvt_mmio_func read;
|
|
gvt_mmio_func write;
|
|
u32 addr_range;
|
|
struct hlist_node node;
|
|
};
|
|
|
|
unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt);
|
|
bool intel_gvt_match_device(struct intel_gvt *gvt, unsigned long device);
|
|
|
|
int intel_gvt_setup_mmio_info(struct intel_gvt *gvt);
|
|
void intel_gvt_clean_mmio_info(struct intel_gvt *gvt);
|
|
|
|
#define INTEL_GVT_MMIO_OFFSET(reg) ({ \
|
|
typeof(reg) __reg = reg; \
|
|
u32 *offset = (u32 *)&__reg; \
|
|
*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);
|
|
|
|
bool intel_gvt_in_force_nonpriv_whitelist(struct intel_gvt *gvt,
|
|
unsigned int offset);
|
|
|
|
int intel_vgpu_mmio_reg_rw(struct intel_vgpu *vgpu, unsigned int offset,
|
|
void *pdata, unsigned int bytes, bool is_read);
|
|
|
|
#endif
|