diff options
Diffstat (limited to 'drivers/media/video/samsung/mali/linux/mali_ukk_profiling.c')
| -rw-r--r-- | drivers/media/video/samsung/mali/linux/mali_ukk_profiling.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/drivers/media/video/samsung/mali/linux/mali_ukk_profiling.c b/drivers/media/video/samsung/mali/linux/mali_ukk_profiling.c deleted file mode 100644 index f4e31c9..0000000 --- a/drivers/media/video/samsung/mali/linux/mali_ukk_profiling.c +++ /dev/null @@ -1,183 +0,0 @@ -/* - * Copyright (C) 2010-2012 ARM Limited. All rights reserved. - * - * This program is free software and is provided to you under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence. - * - * A copy of the licence is included with the program, and can also be obtained from Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ -#include <linux/fs.h> /* file system operations */ -#include <asm/uaccess.h> /* user space access */ -#include <linux/slab.h> - -#include "mali_ukk.h" -#include "mali_osk.h" -#include "mali_kernel_common.h" -#include "mali_session.h" -#include "mali_ukk_wrappers.h" - -int profiling_start_wrapper(struct mali_session_data *session_data, _mali_uk_profiling_start_s __user *uargs) -{ - _mali_uk_profiling_start_s kargs; - _mali_osk_errcode_t err; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - if (0 != copy_from_user(&kargs, uargs, sizeof(_mali_uk_profiling_start_s))) - { - return -EFAULT; - } - - kargs.ctx = session_data; - err = _mali_ukk_profiling_start(&kargs); - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - if (0 != put_user(kargs.limit, &uargs->limit)) - { - return -EFAULT; - } - - return 0; -} - -int profiling_add_event_wrapper(struct mali_session_data *session_data, _mali_uk_profiling_add_event_s __user *uargs) -{ - _mali_uk_profiling_add_event_s kargs; - _mali_osk_errcode_t err; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - if (0 != copy_from_user(&kargs, uargs, sizeof(_mali_uk_profiling_add_event_s))) - { - return -EFAULT; - } - - kargs.ctx = session_data; - err = _mali_ukk_profiling_add_event(&kargs); - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - return 0; -} - -int profiling_stop_wrapper(struct mali_session_data *session_data, _mali_uk_profiling_stop_s __user *uargs) -{ - _mali_uk_profiling_stop_s kargs; - _mali_osk_errcode_t err; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - kargs.ctx = session_data; - err = _mali_ukk_profiling_stop(&kargs); - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - if (0 != put_user(kargs.count, &uargs->count)) - { - return -EFAULT; - } - - return 0; -} - -int profiling_get_event_wrapper(struct mali_session_data *session_data, _mali_uk_profiling_get_event_s __user *uargs) -{ - _mali_uk_profiling_get_event_s kargs; - _mali_osk_errcode_t err; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - if (0 != get_user(kargs.index, &uargs->index)) - { - return -EFAULT; - } - - kargs.ctx = session_data; - - err = _mali_ukk_profiling_get_event(&kargs); - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - kargs.ctx = NULL; /* prevent kernel address to be returned to user space */ - if (0 != copy_to_user(uargs, &kargs, sizeof(_mali_uk_profiling_get_event_s))) - { - return -EFAULT; - } - - return 0; -} - -int profiling_clear_wrapper(struct mali_session_data *session_data, _mali_uk_profiling_clear_s __user *uargs) -{ - _mali_uk_profiling_clear_s kargs; - _mali_osk_errcode_t err; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - kargs.ctx = session_data; - err = _mali_ukk_profiling_clear(&kargs); - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - return 0; -} - -int profiling_report_sw_counters_wrapper(struct mali_session_data *session_data, _mali_uk_sw_counters_report_s __user *uargs) -{ - _mali_uk_sw_counters_report_s kargs; - _mali_osk_errcode_t err; - u32 *counter_buffer; - - MALI_CHECK_NON_NULL(uargs, -EINVAL); - - if (0 != copy_from_user(&kargs, uargs, sizeof(_mali_uk_sw_counters_report_s))) - { - return -EFAULT; - } - - /* make sure that kargs.num_counters is [at least somewhat] sane */ - if (kargs.num_counters > 10000) { - MALI_DEBUG_PRINT(1, ("User space attempted to allocate too many counters.\n")); - return -EINVAL; - } - - counter_buffer = (u32*)kmalloc(sizeof(u32) * kargs.num_counters, GFP_KERNEL); - if (NULL == counter_buffer) - { - return -ENOMEM; - } - - if (0 != copy_from_user(counter_buffer, kargs.counters, sizeof(u32) * kargs.num_counters)) - { - kfree(counter_buffer); - return -EFAULT; - } - - kargs.ctx = session_data; - kargs.counters = counter_buffer; - - err = _mali_ukk_sw_counters_report(&kargs); - - kfree(counter_buffer); - - if (_MALI_OSK_ERR_OK != err) - { - return map_errcode(err); - } - - return 0; -} - - |