| /* |
| * Copyright (C) 2011-2014, 2016 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 "mali_hw_core.h" |
| #include "mali_osk.h" |
| #include "mali_kernel_common.h" |
| #include "mali_osk_mali.h" |
| |
| _mali_osk_errcode_t mali_hw_core_create(struct mali_hw_core *core, const _mali_osk_resource_t *resource, u32 reg_size) |
| { |
| core->phys_addr = resource->base; |
| core->phys_offset = resource->base - _mali_osk_resource_base_address(); |
| core->description = resource->description; |
| core->size = reg_size; |
| |
| MALI_DEBUG_ASSERT(core->phys_offset < core->phys_addr); |
| |
| if (_mali_osk_mem_reqregion(core->phys_addr, core->size, core->description) == _MALI_OSK_ERR_OK) { |
| core->mapped_registers = _mali_osk_mem_mapioregion(core->phys_addr, core->size, core->description); |
| if (core->mapped_registers != NULL) { |
| return _MALI_OSK_ERR_OK; |
| } else { |
| MALI_PRINT_ERROR(("Failed to map memory region for core %s at phys_addr 0x%08X\n", core->description, core->phys_addr)); |
| } |
| _mali_osk_mem_unreqregion(core->phys_addr, core->size); |
| } else { |
| MALI_PRINT_ERROR(("Failed to request memory region for core %s at phys_addr 0x%08X\n", core->description, core->phys_addr)); |
| } |
| |
| return _MALI_OSK_ERR_FAULT; |
| } |
| |
| void mali_hw_core_delete(struct mali_hw_core *core) |
| { |
| if (core->mapped_registers != NULL) { |
| _mali_osk_mem_unmapioregion(core->phys_addr, core->size, core->mapped_registers); |
| core->mapped_registers = NULL; |
| } |
| _mali_osk_mem_unreqregion(core->phys_addr, core->size); |
| } |