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/*
* Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
*
* 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include "priv.h"
#include <core/msgqueue.h>
#include <subdev/acr.h>
#include <nvfw/pmu.h>
static int
gm20b_pmu_acr_bootstrap_falcon_cb(void *priv, struct nv_falcon_msg *hdr)
{
struct nv_pmu_acr_bootstrap_falcon_msg *msg =
container_of(hdr, typeof(*msg), msg.hdr);
return msg->falcon_id;
}
int
gm20b_pmu_acr_bootstrap_falcon(struct nvkm_falcon *falcon,
enum nvkm_acr_lsf_id id)
{
struct nvkm_pmu *pmu = container_of(falcon, typeof(*pmu), falcon);
struct nv_pmu_acr_bootstrap_falcon_cmd cmd = {
.cmd.hdr.unit_id = NV_PMU_UNIT_ACR,
.cmd.hdr.size = sizeof(cmd),
.cmd.cmd_type = NV_PMU_ACR_CMD_BOOTSTRAP_FALCON,
.flags = NV_PMU_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_YES,
.falcon_id = id,
};
int ret;
ret = nvkm_falcon_cmdq_send(pmu->hpq, &cmd.cmd.hdr,
gm20b_pmu_acr_bootstrap_falcon_cb,
&pmu->subdev, msecs_to_jiffies(1000));
if (ret >= 0 && ret != cmd.falcon_id)
ret = -EIO;
return ret;
}
static const struct nvkm_acr_lsf_func
gm20b_pmu_acr = {
.bootstrap_falcon = gm20b_pmu_acr_bootstrap_falcon,
};
void
gm20b_pmu_recv(struct nvkm_pmu *pmu)
{
if (!pmu->queue) {
nvkm_warn(&pmu->subdev,
"recv function called while no firmware set!\n");
return;
}
nvkm_msgqueue_recv(pmu->queue);
}
static const struct nvkm_pmu_func
gm20b_pmu = {
.flcn = >215_pmu_flcn,
.enabled = gf100_pmu_enabled,
.intr = gt215_pmu_intr,
.recv = gm20b_pmu_recv,
};
#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
MODULE_FIRMWARE("nvidia/gm20b/pmu/desc.bin");
MODULE_FIRMWARE("nvidia/gm20b/pmu/image.bin");
MODULE_FIRMWARE("nvidia/gm20b/pmu/sig.bin");
#endif
int
gm20b_pmu_load(struct nvkm_pmu *pmu, int ver, const struct nvkm_pmu_fwif *fwif)
{
return nvkm_acr_lsfw_load_sig_image_desc(&pmu->subdev, &pmu->falcon,
NVKM_ACR_LSF_PMU, "pmu/",
ver, fwif->acr);
}
static const struct nvkm_pmu_fwif
gm20b_pmu_fwif[] = {
{ 0, gm20b_pmu_load, &gm20b_pmu, &gm20b_pmu_acr },
{}
};
int
gm20b_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
{
return nvkm_pmu_new_(gm20b_pmu_fwif, device, index, ppmu);
}
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