diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c new file mode 100644 index 000000000..09a112af2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/ce/gt215.c @@ -0,0 +1,83 @@ +/* + * Copyright 2012 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 "fuc/gt215.fuc3.h" + +#include <core/client.h> +#include <core/enum.h> +#include <core/gpuobj.h> +#include <engine/fifo.h> + +#include <nvif/class.h> + +static const struct nvkm_enum +gt215_ce_isr_error_name[] = { + { 0x0001, "ILLEGAL_MTHD" }, + { 0x0002, "INVALID_ENUM" }, + { 0x0003, "INVALID_BITFIELD" }, + {} +}; + +void +gt215_ce_intr(struct nvkm_falcon *ce, struct nvkm_fifo_chan *chan) +{ + struct nvkm_subdev *subdev = &ce->engine.subdev; + struct nvkm_device *device = subdev->device; + const u32 base = subdev->inst * 0x1000; + u32 ssta = nvkm_rd32(device, 0x104040 + base) & 0x0000ffff; + u32 addr = nvkm_rd32(device, 0x104040 + base) >> 16; + u32 mthd = (addr & 0x07ff) << 2; + u32 subc = (addr & 0x3800) >> 11; + u32 data = nvkm_rd32(device, 0x104044 + base); + const struct nvkm_enum *en = + nvkm_enum_find(gt215_ce_isr_error_name, ssta); + + nvkm_error(subdev, "DISPATCH_ERROR %04x [%s] ch %d [%010llx %s] " + "subc %d mthd %04x data %08x\n", ssta, + en ? en->name : "", chan ? chan->chid : -1, + chan ? chan->inst->addr : 0, + chan ? chan->object.client->name : "unknown", + subc, mthd, data); +} + +static const struct nvkm_falcon_func +gt215_ce = { + .code.data = gt215_ce_code, + .code.size = sizeof(gt215_ce_code), + .data.data = gt215_ce_data, + .data.size = sizeof(gt215_ce_data), + .intr = gt215_ce_intr, + .sclass = { + { -1, -1, GT212_DMA }, + {} + } +}; + +int +gt215_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, + struct nvkm_engine **pengine) +{ + return nvkm_falcon_new_(>215_ce, device, type, -1, + (device->chipset != 0xaf), 0x104000, pengine); +} |