69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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* Copyright 2016 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs <bskeggs@redhat.com>
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*/
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#include "gf100.h"
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#include "ram.h"
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#include <core/memory.h>
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static void
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gp100_fb_init_unkn(struct nvkm_fb *base)
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{
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struct nvkm_device *device = gf100_fb(base)->base.subdev.device;
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nvkm_wr32(device, 0x1fac80, nvkm_rd32(device, 0x100c80));
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nvkm_wr32(device, 0x1facc4, nvkm_rd32(device, 0x100cc4));
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nvkm_wr32(device, 0x1facc8, nvkm_rd32(device, 0x100cc8));
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nvkm_wr32(device, 0x1faccc, nvkm_rd32(device, 0x100ccc));
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}
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void
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gp100_fb_init(struct nvkm_fb *base)
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{
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struct gf100_fb *fb = gf100_fb(base);
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struct nvkm_device *device = fb->base.subdev.device;
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if (fb->r100c10_page)
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nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8);
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nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->base.mmu_wr) >> 8);
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nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->base.mmu_rd) >> 8);
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nvkm_mask(device, 0x100cc4, 0x00060000,
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max(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17);
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}
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static const struct nvkm_fb_func
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gp100_fb = {
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.dtor = gf100_fb_dtor,
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.oneinit = gf100_fb_oneinit,
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.init = gp100_fb_init,
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.init_page = gm200_fb_init_page,
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.init_unkn = gp100_fb_init_unkn,
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.ram_new = gp100_ram_new,
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};
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int
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gp100_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
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{
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return gf100_fb_new_(&gp100_fb, device, index, pfb);
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}
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