mirror of
git://nv-tegra.nvidia.com/linux-nv-oot.git
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387a379024
If DCE bootstrapping is not complete, client registration may fail or result in IPC failures. Wait for bootstrapping to complete before registering any IPC-Client. Use high priority work queue to schedule bootstrap work. Bug 3583331 Bug 3826630 Signed-off-by: Mahesh Kumar <mahkumar@nvidia.com> Change-Id: I0facfe225e1550c795c2de7b42916416faa3bcaa Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2834857 Reviewed-by: Arun Swain <arswain@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2824219 Reviewed-by: svcacv <svcacv@nvidia.com> Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
107 lines
2.1 KiB
C
107 lines
2.1 KiB
C
/*
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* Copyright (c) 2019-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#include <dce.h>
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#include <dce-util-common.h>
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/**
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* dce_driver_init - Initializes the various sw components
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* and few hw elements dce.
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*
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* @d : Pointer to tegra_dce struct.
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*
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* Return : 0 if successful.
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*/
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int dce_driver_init(struct tegra_dce *d)
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{
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int ret = 0;
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/**
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* Set dce boot satus to false
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*/
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dce_set_boot_complete(d, false);
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ret = dce_boot_interface_init(d);
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if (ret) {
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dce_err(d, "dce boot interface init failed");
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goto err_boot_interface_init;
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}
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ret = dce_admin_init(d);
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if (ret) {
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dce_err(d, "dce admin interface init failed");
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goto err_admin_interface_init;
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}
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ret = dce_client_init(d);
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if (ret) {
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dce_err(d, "dce client workqueue init failed");
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goto err_client_init;
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}
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ret = dce_work_cond_sw_resource_init(d);
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if (ret) {
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dce_err(d, "dce sw resource init failed");
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goto err_sw_init;
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}
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ret = dce_fsm_init(d);
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if (ret) {
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dce_err(d, "dce FSM init failed");
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goto err_fsm_init;
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}
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dce_fsm_start(d);
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return ret;
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err_fsm_init:
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dce_work_cond_sw_resource_deinit(d);
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err_sw_init:
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dce_client_deinit(d);
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err_client_init:
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dce_admin_deinit(d);
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err_admin_interface_init:
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dce_boot_interface_deinit(d);
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err_boot_interface_init:
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d->boot_status |= DCE_STATUS_FAILED;
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return ret;
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}
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/**
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* dce_driver_deinit - Release various sw resources
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* associated with dce.
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*
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* @d : Pointer to tegra_dce struct.
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*
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* Return : Void
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*/
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void dce_driver_deinit(struct tegra_dce *d)
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{
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/* TODO : Reset DCE ? */
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dce_fsm_stop(d);
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dce_fsm_deinit(d);
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dce_work_cond_sw_resource_deinit(d);
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dce_client_deinit(d);
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dce_admin_deinit(d);
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dce_boot_interface_deinit(d);
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dce_release_fw(d, d->fw_data);
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}
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