| /* |
| * 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 "priv.h" |
| #include <core/enum.h> |
| |
| #include <nvif/class.h> |
| |
| static const struct nvkm_enum |
| gp100_ce_launcherr_report[] = { |
| { 0x0, "NO_ERR" }, |
| { 0x1, "2D_LAYER_EXCEEDS_DEPTH" }, |
| { 0x2, "INVALID_ALIGNMENT" }, |
| { 0x3, "MEM2MEM_RECT_OUT_OF_BOUNDS" }, |
| { 0x4, "SRC_LINE_EXCEEDS_PITCH" }, |
| { 0x5, "SRC_LINE_EXCEEDS_NEG_PITCH" }, |
| { 0x6, "DST_LINE_EXCEEDS_PITCH" }, |
| { 0x7, "DST_LINE_EXCEEDS_NEG_PITCH" }, |
| { 0x8, "BAD_SRC_PIXEL_COMP_REF" }, |
| { 0x9, "INVALID_VALUE" }, |
| { 0xa, "UNUSED_FIELD" }, |
| { 0xb, "INVALID_OPERATION" }, |
| { 0xc, "NO_RESOURCES" }, |
| { 0xd, "INVALID_CONFIG" }, |
| {} |
| }; |
| |
| static void |
| gp100_ce_intr_launcherr(struct nvkm_engine *ce, const u32 base) |
| { |
| struct nvkm_subdev *subdev = &ce->subdev; |
| struct nvkm_device *device = subdev->device; |
| u32 stat = nvkm_rd32(device, 0x104418 + base); |
| const struct nvkm_enum *en = |
| nvkm_enum_find(gp100_ce_launcherr_report, stat & 0x0000000f); |
| nvkm_warn(subdev, "LAUNCHERR %08x [%s]\n", stat, en ? en->name : ""); |
| } |
| |
| void |
| gp100_ce_intr(struct nvkm_engine *ce) |
| { |
| struct nvkm_subdev *subdev = &ce->subdev; |
| struct nvkm_device *device = subdev->device; |
| const u32 base = subdev->inst * 0x80; |
| u32 mask = nvkm_rd32(device, 0x10440c + base); |
| u32 intr = nvkm_rd32(device, 0x104410 + base) & mask; |
| if (intr & 0x00000001) { //XXX: guess |
| nvkm_warn(subdev, "BLOCKPIPE\n"); |
| nvkm_wr32(device, 0x104410 + base, 0x00000001); |
| intr &= ~0x00000001; |
| } |
| if (intr & 0x00000002) { //XXX: guess |
| nvkm_warn(subdev, "NONBLOCKPIPE\n"); |
| nvkm_wr32(device, 0x104410 + base, 0x00000002); |
| intr &= ~0x00000002; |
| } |
| if (intr & 0x00000004) { |
| gp100_ce_intr_launcherr(ce, base); |
| nvkm_wr32(device, 0x104410 + base, 0x00000004); |
| intr &= ~0x00000004; |
| } |
| if (intr) { |
| nvkm_warn(subdev, "intr %08x\n", intr); |
| nvkm_wr32(device, 0x104410 + base, intr); |
| } |
| } |
| |
| static const struct nvkm_engine_func |
| gp100_ce = { |
| .intr = gp100_ce_intr, |
| .sclass = { |
| { -1, -1, PASCAL_DMA_COPY_A }, |
| {} |
| } |
| }; |
| |
| int |
| gp100_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, |
| struct nvkm_engine **pengine) |
| { |
| return nvkm_engine_new_(&gp100_ce, device, type, inst, true, pengine); |
| } |