120 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
		
			4.0 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 "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 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 0x00000001: O_(NVKM_ENGINE_CE    ,    0); break;
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		case 0x00000002: O_(NVKM_ENGINE_CE    ,    1); break;
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		case 0x00000003: O_(NVKM_ENGINE_CE    ,    2); break;
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		case 0x00000008: O_(NVKM_ENGINE_MSPDEC,    0); break;
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		case 0x00000009: O_(NVKM_ENGINE_MSPPP ,    0); break;
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		case 0x0000000a: O_(NVKM_ENGINE_MSVLD ,    0); break;
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		case 0x0000000b: O_(NVKM_ENGINE_MSENC ,    0); break;
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		case 0x0000000c: O_(NVKM_ENGINE_VIC   ,    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 0x0000000f: O_(NVKM_ENGINE_NVENC ,    1); 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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		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->type == NVKM_SUBDEV_NR ? "????????" : nvkm_subdev_type[info->type],
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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, 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_(&gk104_top, device, type, inst, ptop);
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}
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