linux-imx

/*

 * Copyright 2017 Red Hat Inc.

 *

 * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.

 */

#include "nouveau_mem.h"

#include "nouveau_drv.h"

#include "nouveau_bo.h"

​

#include <drm/ttm/ttm_bo_driver.h>

​

#include <nvif/class.h>

#include <nvif/if000a.h>

#include <nvif/if500b.h>

#include <nvif/if500d.h>

#include <nvif/if900b.h>

#include <nvif/if900d.h>

​

int

nouveau_mem_map(struct nouveau_mem *mem,

        struct nvif_vmm *vmm, struct nvif_vma *vma)

{

    union {

        struct nv50_vmm_map_v0 nv50;

        struct gf100_vmm_map_v0 gf100;

    } args;

    u32 argc = 0;

    bool super;

    int ret;

​

    switch (vmm->object.oclass) {

    case NVIF_CLASS_VMM_NV04:

        break;

    case NVIF_CLASS_VMM_NV50:

        args.nv50.version = 0;

        args.nv50.ro = 0;

        args.nv50.priv = 0;

        args.nv50.kind = mem->kind;

        args.nv50.comp = mem->comp;

        argc = sizeof(args.nv50);

        break;

    case NVIF_CLASS_VMM_GF100:

    case NVIF_CLASS_VMM_GM200:

    case NVIF_CLASS_VMM_GP100:

        args.gf100.version = 0;

        if (mem->mem.type & NVIF_MEM_VRAM)

            args.gf100.vol = 0;