cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk110.c

/*
 * 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
 */

#define gf119_pmu_code gk110_pmu_code

#define gf119_pmu_data gk110_pmu_data
#include "priv.h"
#include "fuc/gf119.fuc4.h"

#include <subdev/timer.h>


void gk110_pmu_pgob(struct nvkm_pmu *pmu, bool enable) { struct nvkm_device *device = pmu->subdev.device; static const struct { u32 addr; u32 data; } magic[] = { { 0x020520, 0xfffffffc }, { 0x020524, 0xfffffffe }, { 0x020524, 0xfffffffc }, { 0x020524, 0xfffffff8 }, { 0x020524, 0xffffffe0 }, { 0x020530, 0xfffffffe }, { 0x02052c, 0xfffffffa }, { 0x02052c, 0xfffffff0 }, { 0x02052c, 0xffffffc0 }, { 0x02052c, 0xffffff00 }, { 0x02052c, 0xfffffc00 }, { 0x02052c, 0xfffcfc00 }, { 0x02052c, 0xfff0fc00 }, { 0x02052c, 0xff80fc00 }, { 0x020528, 0xfffffffe }, { 0x020528, 0xfffffffc }, }; int i; nvkm_mask(device, 0x000200, 0x00001000, 0x00000000); nvkm_rd32(device, 0x000200); nvkm_mask(device, 0x000200, 0x08000000, 0x08000000); msleep(50); nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000002); nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001); nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000); nvkm_mask(device, 0x0206b4, 0x00000000, 0x00000000); for (i = 0; i < ARRAY_SIZE(magic); i++) { nvkm_wr32(device, magic[i].addr, magic[i].data); nvkm_msec(device, 2000, if (!(nvkm_rd32(device, magic[i].addr) & 0x80000000)) break; ); } nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000000); nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001); nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000); nvkm_mask(device, 0x000200, 0x08000000, 0x00000000); nvkm_mask(device, 0x000200, 0x00001000, 0x00001000); nvkm_rd32(device, 0x000200); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs327100.00%3100.00%
Total327100.00%3100.00%

static const struct nvkm_pmu_func gk110_pmu = { .code.data = gk110_pmu_code, .code.size = sizeof(gk110_pmu_code), .data.data = gk110_pmu_data, .data.size = sizeof(gk110_pmu_data), .reset = gt215_pmu_reset, .init = gt215_pmu_init, .fini = gt215_pmu_fini, .intr = gt215_pmu_intr, .send = gt215_pmu_send, .recv = gt215_pmu_recv, .pgob = gk110_pmu_pgob, };
int gk110_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu) { return nvkm_pmu_new_(&gk110_pmu, device, index, ppmu); }

Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs32100.00%1100.00%
Total32100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Ben Skeggs454100.00%5100.00%
Total454100.00%5100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.