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author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-12-06 17:07:15 +0100 |
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committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-12-06 17:07:15 +0100 |
commit | 68ee93f3d058ff58f994d08be00d3aad9ec20970 (patch) | |
tree | 5fb2d14340332062e416246c5759adcaa64a2340 /drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c | |
parent | 17021fd920fb5bc97a8c81a20b208c5b38f1b0e8 (diff) | |
parent | b99374450c03bf5081b88995d91d34fb9b2fd040 (diff) | |
download | kernel_samsung_smdk4412-68ee93f3d058ff58f994d08be00d3aad9ec20970.zip kernel_samsung_smdk4412-68ee93f3d058ff58f994d08be00d3aad9ec20970.tar.gz kernel_samsung_smdk4412-68ee93f3d058ff58f994d08be00d3aad9ec20970.tar.bz2 |
Merge branch 'master' of fossencdi.org:kernel_samsung_smdk4412
Diffstat (limited to 'drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c')
-rw-r--r-- | drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c b/drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c new file mode 100644 index 0000000..c3a9c8b --- /dev/null +++ b/drivers/gpu/mali400/r3p2/mali/common/mali_hw_core.c @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2011-2012 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 "mali_hw_core.h" +#include "mali_osk.h" +#include "mali_kernel_common.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->description = resource->description; + core->size = reg_size; + + if (_MALI_OSK_ERR_OK == _mali_osk_mem_reqregion(core->phys_addr, core->size, core->description)) + { + core->mapped_registers = _mali_osk_mem_mapioregion(core->phys_addr, core->size, core->description); + if (NULL != core->mapped_registers) + { + 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) +{ + _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); +} |