| /* |
| * Copyright 2015 Red Hat Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: Ben Skeggs |
| */ |
| #include <engine/ce.h> |
| |
| #include <core/engctx.h> |
| |
| /******************************************************************************* |
| * Copy object classes |
| ******************************************************************************/ |
| |
| static struct nvkm_oclass |
| gm204_ce_sclass[] = { |
| { 0xb0b5, &nvkm_object_ofuncs }, |
| {}, |
| }; |
| |
| /******************************************************************************* |
| * PCE context |
| ******************************************************************************/ |
| |
| static struct nvkm_ofuncs |
| gm204_ce_context_ofuncs = { |
| .ctor = _nvkm_engctx_ctor, |
| .dtor = _nvkm_engctx_dtor, |
| .init = _nvkm_engctx_init, |
| .fini = _nvkm_engctx_fini, |
| .rd32 = _nvkm_engctx_rd32, |
| .wr32 = _nvkm_engctx_wr32, |
| }; |
| |
| static struct nvkm_oclass |
| gm204_ce_cclass = { |
| .handle = NV_ENGCTX(CE0, 0x24), |
| .ofuncs = &gm204_ce_context_ofuncs, |
| }; |
| |
| /******************************************************************************* |
| * PCE engine/subdev functions |
| ******************************************************************************/ |
| |
| static void |
| gm204_ce_intr(struct nvkm_subdev *subdev) |
| { |
| struct nvkm_device *device = subdev->device; |
| const int idx = nv_subidx(subdev) - NVDEV_ENGINE_CE0; |
| struct nvkm_engine *ce = (void *)subdev; |
| u32 stat = nvkm_rd32(device, 0x104908 + (idx * 0x1000)); |
| |
| if (stat) { |
| nv_warn(ce, "unhandled intr 0x%08x\n", stat); |
| nvkm_wr32(device, 0x104908 + (idx * 0x1000), stat); |
| } |
| } |
| |
| static int |
| gm204_ce0_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| struct nvkm_oclass *oclass, void *data, u32 size, |
| struct nvkm_object **pobject) |
| { |
| struct nvkm_engine *ce; |
| int ret; |
| |
| ret = nvkm_engine_create(parent, engine, oclass, true, |
| "PCE0", "ce0", &ce); |
| *pobject = nv_object(ce); |
| if (ret) |
| return ret; |
| |
| nv_subdev(ce)->unit = 0x00000040; |
| nv_subdev(ce)->intr = gm204_ce_intr; |
| nv_engine(ce)->cclass = &gm204_ce_cclass; |
| nv_engine(ce)->sclass = gm204_ce_sclass; |
| return 0; |
| } |
| |
| static int |
| gm204_ce1_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| struct nvkm_oclass *oclass, void *data, u32 size, |
| struct nvkm_object **pobject) |
| { |
| struct nvkm_engine *ce; |
| int ret; |
| |
| ret = nvkm_engine_create(parent, engine, oclass, true, |
| "PCE1", "ce1", &ce); |
| *pobject = nv_object(ce); |
| if (ret) |
| return ret; |
| |
| nv_subdev(ce)->unit = 0x00000080; |
| nv_subdev(ce)->intr = gm204_ce_intr; |
| nv_engine(ce)->cclass = &gm204_ce_cclass; |
| nv_engine(ce)->sclass = gm204_ce_sclass; |
| return 0; |
| } |
| |
| static int |
| gm204_ce2_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
| struct nvkm_oclass *oclass, void *data, u32 size, |
| struct nvkm_object **pobject) |
| { |
| struct nvkm_engine *ce; |
| int ret; |
| |
| ret = nvkm_engine_create(parent, engine, oclass, true, |
| "PCE2", "ce2", &ce); |
| *pobject = nv_object(ce); |
| if (ret) |
| return ret; |
| |
| nv_subdev(ce)->unit = 0x00200000; |
| nv_subdev(ce)->intr = gm204_ce_intr; |
| nv_engine(ce)->cclass = &gm204_ce_cclass; |
| nv_engine(ce)->sclass = gm204_ce_sclass; |
| return 0; |
| } |
| |
| struct nvkm_oclass |
| gm204_ce0_oclass = { |
| .handle = NV_ENGINE(CE0, 0x24), |
| .ofuncs = &(struct nvkm_ofuncs) { |
| .ctor = gm204_ce0_ctor, |
| .dtor = _nvkm_engine_dtor, |
| .init = _nvkm_engine_init, |
| .fini = _nvkm_engine_fini, |
| }, |
| }; |
| |
| struct nvkm_oclass |
| gm204_ce1_oclass = { |
| .handle = NV_ENGINE(CE1, 0x24), |
| .ofuncs = &(struct nvkm_ofuncs) { |
| .ctor = gm204_ce1_ctor, |
| .dtor = _nvkm_engine_dtor, |
| .init = _nvkm_engine_init, |
| .fini = _nvkm_engine_fini, |
| }, |
| }; |
| |
| struct nvkm_oclass |
| gm204_ce2_oclass = { |
| .handle = NV_ENGINE(CE2, 0x24), |
| .ofuncs = &(struct nvkm_ofuncs) { |
| .ctor = gm204_ce2_ctor, |
| .dtor = _nvkm_engine_dtor, |
| .init = _nvkm_engine_init, |
| .fini = _nvkm_engine_fini, |
| }, |
| }; |