/*
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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 "priv.h"
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static int
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gk104_top_oneinit(struct nvkm_top *top)
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{
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struct nvkm_subdev *subdev = &top->subdev;
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struct nvkm_device *device = subdev->device;
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struct nvkm_top_device *info = NULL;
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u32 data, type, inst;
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int i;
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for (i = 0; i < 64; i++) {
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if (!info) {
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if (!(info = nvkm_top_device_new(top)))
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return -ENOMEM;
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type = ~0;
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inst = 0;
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}
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data = nvkm_rd32(device, 0x022700 + (i * 0x04));
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nvkm_trace(subdev, "%02x: %08x\n", i, data);
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switch (data & 0x00000003) {
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case 0x00000000: /* NOT_VALID */
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continue;
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case 0x00000001: /* DATA */
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inst = (data & 0x3c000000) >> 26;
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info->addr = (data & 0x00fff000);
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if (data & 0x00000004)
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info->fault = (data & 0x000003f8) >> 3;
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break;
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case 0x00000002: /* ENUM */
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if (data & 0x00000020)
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info->engine = (data & 0x3c000000) >> 26;
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if (data & 0x00000010)
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info->runlist = (data & 0x01e00000) >> 21;
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if (data & 0x00000008)
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info->intr = (data & 0x000f8000) >> 15;
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if (data & 0x00000004)
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info->reset = (data & 0x00003e00) >> 9;
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break;
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case 0x00000003: /* ENGINE_TYPE */
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type = (data & 0x7ffffffc) >> 2;
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break;
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}
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if (data & 0x80000000)
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continue;
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/* Translate engine type to NVKM engine identifier. */
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#define A_(A) if (inst == 0) info->index = NVKM_ENGINE_##A
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#define B_(A) if (inst + NVKM_ENGINE_##A##0 < NVKM_ENGINE_##A##_LAST + 1) \
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info->index = NVKM_ENGINE_##A##0 + inst
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switch (type) {
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case 0x00000000: A_(GR ); break;
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case 0x00000001: A_(CE0 ); break;
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case 0x00000002: A_(CE1 ); break;
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case 0x00000003: A_(CE2 ); break;
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case 0x00000008: A_(MSPDEC); break;
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case 0x00000009: A_(MSPPP ); break;
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case 0x0000000a: A_(MSVLD ); break;
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case 0x0000000b: A_(MSENC ); break;
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case 0x0000000c: A_(VIC ); break;
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case 0x0000000d: A_(SEC2 ); break;
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case 0x0000000e: B_(NVENC ); break;
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case 0x0000000f: A_(NVENC1); break;
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case 0x00000010: A_(NVDEC ); break;
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case 0x00000013: B_(CE ); break;
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break;
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default:
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break;
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}
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nvkm_debug(subdev, "%02x.%d (%8s): addr %06x fault %2d "
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"engine %2d runlist %2d intr %2d "
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"reset %2d\n", type, inst,
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info->index == NVKM_SUBDEV_NR ? NULL :
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nvkm_subdev_name[info->index],
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info->addr, info->fault, info->engine, info->runlist,
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info->intr, info->reset);
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info = NULL;
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}
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return 0;
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}
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static const struct nvkm_top_func
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gk104_top = {
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.oneinit = gk104_top_oneinit,
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};
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int
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gk104_top_new(struct nvkm_device *device, int index, struct nvkm_top **ptop)
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{
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return nvkm_top_new_(&gk104_top, device, index, ptop);
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}
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