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@@ -0,0 +1,110 @@
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+/*
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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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+
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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;
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+ int i;
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+
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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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+ }
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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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+ info->addr = (data & 0x00fff000);
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+ info->fault = (data & 0x000000f8) >> 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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+
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+ if (data & 0x80000000)
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+ continue;
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+
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+ /* Translate engine type to NVKM engine identifier. */
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+ switch (type) {
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+ case 0x00000000: info->index = NVKM_ENGINE_GR; break;
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+ case 0x00000001: info->index = NVKM_ENGINE_CE0; break;
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+ case 0x00000002: info->index = NVKM_ENGINE_CE1; break;
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+ case 0x00000003: info->index = NVKM_ENGINE_CE2; break;
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+ case 0x00000008: info->index = NVKM_ENGINE_MSPDEC; break;
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+ case 0x00000009: info->index = NVKM_ENGINE_MSPPP; break;
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+ case 0x0000000a: info->index = NVKM_ENGINE_MSVLD; break;
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+ case 0x0000000b: info->index = NVKM_ENGINE_MSENC; break;
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+ case 0x0000000c: info->index = NVKM_ENGINE_VIC; break;
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+ case 0x0000000d: info->index = NVKM_ENGINE_SEC; break;
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+ case 0x0000000e: info->index = NVKM_ENGINE_NVENC0; break;
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+ case 0x0000000f: info->index = NVKM_ENGINE_NVENC1; break;
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+ case 0x00000010: info->index = NVKM_ENGINE_NVDEC; break;
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+ break;
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+ default:
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+ break;
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+ }
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+
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+ nvkm_debug(subdev, "%02x (%8s): addr %06x fault %2d engine %2d "
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+ "runlist %2d intr %2d reset %2d\n", type,
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+ info->index == NVKM_SUBDEV_NR ? NULL :
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+ nvkm_subdev_name[info->index],
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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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+
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+ return 0;
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+}
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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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+
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+int
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+gk104_top_new(struct nvkm_device *device, int index, struct nvkm_top **ptop)
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+{
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+ return nvkm_top_new_(&gk104_top, device, index, ptop);
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+}
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Ben Skeggs