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1/*2 * Copyright 2016 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 * Authors: Ben Skeggs <bskeggs@redhat.com>23 */24#include "gf100.h"25#include "ram.h"26 27#include <engine/nvdec.h>28 29int30gp102_fb_vpr_scrub(struct nvkm_fb *fb)31{32 return nvkm_falcon_fw_boot(&fb->vpr_scrubber, &fb->subdev, true, NULL, NULL, 0, 0x00000000);33}34 35bool36gp102_fb_vpr_scrub_required(struct nvkm_fb *fb)37{38 struct nvkm_device *device = fb->subdev.device;39 nvkm_wr32(device, 0x100cd0, 0x2);40 return (nvkm_rd32(device, 0x100cd0) & 0x00000010) != 0;41}42 43u6444gp102_fb_vidmem_size(struct nvkm_fb *fb)45{46 const u32 data = nvkm_rd32(fb->subdev.device, 0x100ce0);47 const u32 lmag = (data & 0x000003f0) >> 4;48 const u32 lsca = (data & 0x0000000f);49 const u64 size = (u64)lmag << (lsca + 20);50 51 if (data & 0x40000000)52 return size / 16 * 15;53 54 return size;55}56 57int58gp102_fb_oneinit(struct nvkm_fb *fb)59{60 struct nvkm_subdev *subdev = &fb->subdev;61 62 nvkm_falcon_fw_ctor_hs(&gm200_flcn_fw, "mem-unlock", subdev, NULL, "nvdec/scrubber",63 0, &subdev->device->nvdec[0]->falcon, &fb->vpr_scrubber);64 65 return gf100_fb_oneinit(fb);66}67 68static const struct nvkm_fb_func69gp102_fb = {70 .dtor = gf100_fb_dtor,71 .oneinit = gp102_fb_oneinit,72 .init = gm200_fb_init,73 .init_remapper = gp100_fb_init_remapper,74 .init_page = gm200_fb_init_page,75 .sysmem.flush_page_init = gf100_fb_sysmem_flush_page_init,76 .vidmem.size = gp102_fb_vidmem_size,77 .vpr.scrub_required = gp102_fb_vpr_scrub_required,78 .vpr.scrub = gp102_fb_vpr_scrub,79 .ram_new = gp102_ram_new,80};81 82int83gp102_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb)84{85 return gf100_fb_new_(&gp102_fb, device, type, inst, pfb);86}87 88MODULE_FIRMWARE("nvidia/gp102/nvdec/scrubber.bin");89MODULE_FIRMWARE("nvidia/gp104/nvdec/scrubber.bin");90MODULE_FIRMWARE("nvidia/gp106/nvdec/scrubber.bin");91MODULE_FIRMWARE("nvidia/gp107/nvdec/scrubber.bin");92MODULE_FIRMWARE("nvidia/gp108/nvdec/scrubber.bin");93