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/*
* Copyright 2016 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.
*
* Authors: Ben Skeggs <bskeggs@redhat.com>
*/
#include "gf100.h"
#include "ram.h"
#include <core/memory.h>
void
gp100_fb_init_unkn(struct nvkm_fb *base)
{
struct nvkm_device *device = gf100_fb(base)->base.subdev.device;
nvkm_wr32(device, 0x1fac80, nvkm_rd32(device, 0x100c80));
nvkm_wr32(device, 0x1facc4, nvkm_rd32(device, 0x100cc4));
nvkm_wr32(device, 0x1facc8, nvkm_rd32(device, 0x100cc8));
nvkm_wr32(device, 0x1faccc, nvkm_rd32(device, 0x100ccc));
}
void
gp100_fb_init_remapper(struct nvkm_fb *fb)
{
struct nvkm_device *device = fb->subdev.device;
/* Disable address remapper. */
nvkm_mask(device, 0x100c14, 0x00040000, 0x00000000);
}
void
gp100_fb_init(struct nvkm_fb *base)
{
struct gf100_fb *fb = gf100_fb(base);
struct nvkm_device *device = fb->base.subdev.device;
if (fb->r100c10_page)
nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8);
nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->base.mmu_wr) >> 8);
nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->base.mmu_rd) >> 8);
nvkm_mask(device, 0x100cc4, 0x00060000,
min(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17);
}
static const struct nvkm_fb_func
gp100_fb = {
.dtor = gf100_fb_dtor,
.oneinit = gf100_fb_oneinit,
.init = gp100_fb_init,
.init_remapper = gp100_fb_init_remapper,
.init_page = gm200_fb_init_page,
.init_unkn = gp100_fb_init_unkn,
.ram_new = gp100_ram_new,
};
int
gp100_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
{
return gf100_fb_new_(&gp100_fb, device, index, pfb);
}
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