Files
linux-nv-oot/drivers/platform/tegra/dce/dce-init-deinit.c
Laxman Dewangan b20c5f57e3 dce: Use SPDX license GPL 2.0-only format
Use SPDX license GPL-V2.0 format and change Nvidia
copyright year to include 2023.

Bug 4078035

Change-Id: Icc0060431eb8d9c470a44f4cee50913cc1d8048a
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2890656
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Arun Swain <arswain@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-04-21 11:41:56 -07:00

99 lines
1.7 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2019-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
*/
#include <dce.h>
#include <dce-util-common.h>
/**
* dce_driver_init - Initializes the various sw components
* and few hw elements dce.
*
* @d : Pointer to tegra_dce struct.
*
* Return : 0 if successful.
*/
int dce_driver_init(struct tegra_dce *d)
{
int ret = 0;
/**
* Set dce boot satus to false
*/
dce_set_boot_complete(d, false);
ret = dce_boot_interface_init(d);
if (ret) {
dce_err(d, "dce boot interface init failed");
goto err_boot_interface_init;
}
ret = dce_admin_init(d);
if (ret) {
dce_err(d, "dce admin interface init failed");
goto err_admin_interface_init;
}
ret = dce_client_init(d);
if (ret) {
dce_err(d, "dce client workqueue init failed");
goto err_client_init;
}
ret = dce_work_cond_sw_resource_init(d);
if (ret) {
dce_err(d, "dce sw resource init failed");
goto err_sw_init;
}
ret = dce_fsm_init(d);
if (ret) {
dce_err(d, "dce FSM init failed");
goto err_fsm_init;
}
dce_fsm_start(d);
return ret;
err_fsm_init:
dce_work_cond_sw_resource_deinit(d);
err_sw_init:
dce_client_deinit(d);
err_client_init:
dce_admin_deinit(d);
err_admin_interface_init:
dce_boot_interface_deinit(d);
err_boot_interface_init:
d->boot_status |= DCE_STATUS_FAILED;
return ret;
}
/**
* dce_driver_deinit - Release various sw resources
* associated with dce.
*
* @d : Pointer to tegra_dce struct.
*
* Return : Void
*/
void dce_driver_deinit(struct tegra_dce *d)
{
/* TODO : Reset DCE ? */
dce_fsm_stop(d);
dce_fsm_deinit(d);
dce_work_cond_sw_resource_deinit(d);
dce_client_deinit(d);
dce_admin_deinit(d);
dce_boot_interface_deinit(d);
dce_release_fw(d, d->fw_data);
}