cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/engine/sec/g98.c

/*
 * 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 <engine/sec.h>
#include <engine/fifo.h>
#include "fuc/g98.fuc0s.h"

#include <core/client.h>
#include <core/enum.h>
#include <core/gpuobj.h>

#include <nvif/class.h>


static const struct nvkm_enum g98_sec_isr_error_name[] = {
	{ 0x0000, "ILLEGAL_MTHD" },
	{ 0x0001, "INVALID_BITFIELD" },
	{ 0x0002, "INVALID_ENUM" },
	{ 0x0003, "QUERY" },
	{}
};


static void g98_sec_intr(struct nvkm_falcon *sec, struct nvkm_fifo_chan *chan) { struct nvkm_subdev *subdev = &sec->engine.subdev; struct nvkm_device *device = subdev->device; u32 ssta = nvkm_rd32(device, 0x087040) & 0x0000ffff; u32 addr = nvkm_rd32(device, 0x087040) >> 16; u32 mthd = (addr & 0x07ff) << 2; u32 subc = (addr & 0x3800) >> 11; u32 data = nvkm_rd32(device, 0x087044); const struct nvkm_enum *en = nvkm_enum_find(g98_sec_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 : "UNKNOWN", chan ? chan->chid : -1, chan ? chan->inst->addr : 0, chan ? chan->object.client->name : "unknown", subc, mthd, data); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs16099.38%888.89%
Marcin Ślusarz10.62%111.11%
Total161100.00%9100.00%

static const struct nvkm_falcon_func g98_sec = { .code.data = g98_sec_code, .code.size = sizeof(g98_sec_code), .data.data = g98_sec_data, .data.size = sizeof(g98_sec_data), .intr = g98_sec_intr, .sclass = { { -1, -1, G98_SEC }, {} } };
int g98_sec_new(struct nvkm_device *device, int index, struct nvkm_engine **pengine) { return nvkm_falcon_new_(&g98_sec, device, index, true, 0x087000, pengine); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs36100.00%5100.00%
Total36100.00%5100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs31699.37%1386.67%
Marcin Ślusarz20.63%213.33%
Total318100.00%15100.00%
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