51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
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/*
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* Copyright 2012 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
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*/
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#include "priv.h"
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#include "ram.h"
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#include "regsnv04.h"
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static void
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nv04_fb_init(struct nvkm_fb *fb)
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{
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struct nvkm_device *device = fb->subdev.device;
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/* This is what the DDX did for NV_ARCH_04, but a mmio-trace shows
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* nvidia reading PFB_CFG_0, then writing back its original value.
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* (which was 0x701114 in this case)
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*/
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nvkm_wr32(device, NV04_PFB_CFG0, 0x1114);
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}
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static const struct nvkm_fb_func
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nv04_fb = {
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.init = nv04_fb_init,
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.ram_new = nv04_ram_new,
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};
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int
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nv04_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
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{
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return nvkm_fb_new_(&nv04_fb, device, index, pfb);
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}
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