linux_kernel/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gt215.c

/*
 * Copyright 2013 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"

static void
gt215_pmu_reset(struct nvkm_pmu *pmu)
{
	struct nvkm_device *device = pmu->subdev.device;
	nvkm_mask(device, 0x022210, 0x00000001, 0x00000000);
	nvkm_mask(device, 0x022210, 0x00000001, 0x00000001);
}

static const struct nvkm_pmu_func
gt215_pmu = {
	.reset = gt215_pmu_reset,
	.code.data = gt215_pmu_code,
	.code.size = sizeof(gt215_pmu_code),
	.data.data = gt215_pmu_data,
	.data.size = sizeof(gt215_pmu_data),
};

int
gt215_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
{
	return nvkm_pmu_new_(&gt215_pmu, device, index, ppmu);
}