1 /* 2 * Copyright 2012 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * 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 OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Ben Skeggs 23 */ 24 #include "priv.h" 25 #include "fuc/gt215.fuc3.h" 26 27 #include <core/client.h> 28 #include <core/enum.h> 29 #include <core/gpuobj.h> 30 #include <engine/fifo.h> 31 32 #include <nvif/class.h> 33 34 static const struct nvkm_enum 35 gt215_ce_isr_error_name[] = { 36 { 0x0001, "ILLEGAL_MTHD" }, 37 { 0x0002, "INVALID_ENUM" }, 38 { 0x0003, "INVALID_BITFIELD" }, 39 {} 40 }; 41 42 void 43 gt215_ce_intr(struct nvkm_falcon *ce, struct nvkm_fifo_chan *chan) 44 { 45 struct nvkm_subdev *subdev = &ce->engine.subdev; 46 struct nvkm_device *device = subdev->device; 47 const u32 base = subdev->inst * 0x1000; 48 u32 ssta = nvkm_rd32(device, 0x104040 + base) & 0x0000ffff; 49 u32 addr = nvkm_rd32(device, 0x104040 + base) >> 16; 50 u32 mthd = (addr & 0x07ff) << 2; 51 u32 subc = (addr & 0x3800) >> 11; 52 u32 data = nvkm_rd32(device, 0x104044 + base); 53 const struct nvkm_enum *en = 54 nvkm_enum_find(gt215_ce_isr_error_name, ssta); 55 56 nvkm_error(subdev, "DISPATCH_ERROR %04x [%s] ch %d [%010llx %s] " 57 "subc %d mthd %04x data %08x\n", ssta, 58 en ? en->name : "", chan ? chan->chid : -1, 59 chan ? chan->inst->addr : 0, 60 chan ? chan->object.client->name : "unknown", 61 subc, mthd, data); 62 } 63 64 static const struct nvkm_falcon_func 65 gt215_ce = { 66 .code.data = gt215_ce_code, 67 .code.size = sizeof(gt215_ce_code), 68 .data.data = gt215_ce_data, 69 .data.size = sizeof(gt215_ce_data), 70 .intr = gt215_ce_intr, 71 .sclass = { 72 { -1, -1, GT212_DMA }, 73 {} 74 } 75 }; 76 77 int 78 gt215_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 79 struct nvkm_engine **pengine) 80 { 81 return nvkm_falcon_new_(>215_ce, device, type, inst, 82 (device->chipset != 0xaf), 0x104000, pengine); 83 } 84