/*
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* Copyright (C) 2010, 2012-2014, 2016-2017 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained from Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <linux/fs.h> /* file system operations */
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#include <linux/uaccess.h> /* user space access */
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#include "mali_ukk.h"
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#include "mali_osk.h"
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#include "mali_kernel_common.h"
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#include "mali_session.h"
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#include "mali_ukk_wrappers.h"
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int gp_start_job_wrapper(struct mali_session_data *session_data, _mali_uk_gp_start_job_s __user *uargs)
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{
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_mali_osk_errcode_t err;
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/* If the job was started successfully, 0 is returned. If there was an error, but the job
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* was started, we return -ENOENT. For anything else returned, the job was not started. */
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MALI_CHECK_NON_NULL(uargs, -EINVAL);
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MALI_CHECK_NON_NULL(session_data, -EINVAL);
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err = _mali_ukk_gp_start_job(session_data, uargs);
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if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
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return 0;
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}
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int gp_get_core_version_wrapper(struct mali_session_data *session_data, _mali_uk_get_gp_core_version_s __user *uargs)
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{
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_mali_uk_get_gp_core_version_s kargs;
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_mali_osk_errcode_t err;
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MALI_CHECK_NON_NULL(uargs, -EINVAL);
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MALI_CHECK_NON_NULL(session_data, -EINVAL);
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kargs.ctx = (uintptr_t)session_data;
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err = _mali_ukk_get_gp_core_version(&kargs);
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if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
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/* no known transactions to roll-back */
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if (0 != put_user(kargs.version, &uargs->version)) return -EFAULT;
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return 0;
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}
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int gp_suspend_response_wrapper(struct mali_session_data *session_data, _mali_uk_gp_suspend_response_s __user *uargs)
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{
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_mali_uk_gp_suspend_response_s kargs;
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_mali_osk_errcode_t err;
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MALI_CHECK_NON_NULL(uargs, -EINVAL);
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MALI_CHECK_NON_NULL(session_data, -EINVAL);
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if (0 != copy_from_user(&kargs, uargs, sizeof(_mali_uk_gp_suspend_response_s))) return -EFAULT;
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kargs.ctx = (uintptr_t)session_data;
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err = _mali_ukk_gp_suspend_response(&kargs);
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if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
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if (0 != put_user(kargs.cookie, &uargs->cookie)) return -EFAULT;
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/* no known transactions to roll-back */
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return 0;
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}
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int gp_get_number_of_cores_wrapper(struct mali_session_data *session_data, _mali_uk_get_gp_number_of_cores_s __user *uargs)
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{
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_mali_uk_get_gp_number_of_cores_s kargs;
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_mali_osk_errcode_t err;
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MALI_CHECK_NON_NULL(uargs, -EINVAL);
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MALI_CHECK_NON_NULL(session_data, -EINVAL);
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kargs.ctx = (uintptr_t)session_data;
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err = _mali_ukk_get_gp_number_of_cores(&kargs);
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if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
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/* no known transactions to roll-back */
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if (0 != put_user(kargs.number_of_cores, &uargs->number_of_cores)) return -EFAULT;
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return 0;
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}
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