109 lines
3.4 KiB
C
109 lines
3.4 KiB
C
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/*
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* Copyright 2021 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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#include "priv.h"
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static int
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ga100_top_parse(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, n, size = nvkm_rd32(device, 0x0224fc) >> 20;
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for (i = 0, n = 0; i < size; 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, 0x022800 + (i * 0x04));
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nvkm_trace(subdev, "%02x: %08x\n", i, data);
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if (!data && n == 0)
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continue;
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switch (n++) {
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case 0:
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type = (data & 0x3f000000) >> 24;
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inst = (data & 0x000f0000) >> 16;
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info->fault = (data & 0x0000007f);
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break;
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case 1:
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info->addr = (data & 0x00fff000);
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info->reset = (data & 0x0000001f);
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break;
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case 2:
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info->runlist = (data & 0x00fffc00);
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info->engine = (data & 0x00000003);
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break;
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default:
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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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n = 0;
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/* Translate engine type to NVKM engine identifier. */
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#define I_(T,I) do { info->type = (T); info->inst = (I); } while(0)
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#define O_(T,I) do { WARN_ON(inst); I_(T, I); } while (0)
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switch (type) {
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case 0x00000000: O_(NVKM_ENGINE_GR , 0); break;
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case 0x0000000d: O_(NVKM_ENGINE_SEC2 , 0); break;
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case 0x0000000e: I_(NVKM_ENGINE_NVENC , inst); break;
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case 0x00000010: I_(NVKM_ENGINE_NVDEC , inst); break;
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case 0x00000012: I_(NVKM_SUBDEV_IOCTRL, inst); break;
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case 0x00000013: I_(NVKM_ENGINE_CE , inst); break;
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case 0x00000014: O_(NVKM_SUBDEV_GSP , 0); break;
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case 0x00000015: O_(NVKM_ENGINE_NVJPG , 0); break;
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case 0x00000016: O_(NVKM_ENGINE_OFA , 0); break;
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case 0x00000017: O_(NVKM_SUBDEV_FLA , 0); 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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"runlist %6x engine %2d reset %2d\n", type, inst,
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info->type == NVKM_SUBDEV_NR ? "????????" : nvkm_subdev_type[info->type],
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info->addr, info->fault, info->runlist < 0 ? 0 : info->runlist,
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info->engine, 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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ga100_top = {
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.parse = ga100_top_parse,
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};
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int
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ga100_top_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
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struct nvkm_top **ptop)
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{
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return nvkm_top_new_(&ga100_top, device, type, inst, ptop);
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}
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