66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
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/*
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*
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* (C) COPYRIGHT 2012-2023 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
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* GNU General Public License version 2 as published by the Free Software
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* Foundation, and any use by you of this program is subject to the terms
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* of such GNU license.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you can access it online at
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* http://www.gnu.org/licenses/gpl-2.0.html.
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*
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*/
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/*
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* Cache Policy API.
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*/
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#include <mali_kbase_cache_policy.h>
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#include <mali_kbase.h>
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/*
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* The output flags should be a combination of the following values:
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* KBASE_REG_CPU_CACHED: CPU cache should be enabled
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* KBASE_REG_GPU_CACHED: GPU cache should be enabled
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*
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* NOTE: Some components within the GPU might only be able to access memory
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* that is KBASE_REG_GPU_CACHED. Refer to the specific GPU implementation for
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* more details.
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*/
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u32 kbase_cache_enabled(u32 flags, u32 nr_pages)
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{
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u32 cache_flags = 0;
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CSTD_UNUSED(nr_pages);
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if (!(flags & BASE_MEM_UNCACHED_GPU))
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cache_flags |= KBASE_REG_GPU_CACHED;
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if (flags & BASE_MEM_CACHED_CPU)
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cache_flags |= KBASE_REG_CPU_CACHED;
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return cache_flags;
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}
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void kbase_sync_single_for_device(struct kbase_device *kbdev, dma_addr_t handle, size_t size,
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enum dma_data_direction dir)
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{
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dma_sync_single_for_device(kbdev->dev, handle, size, dir);
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}
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KBASE_EXPORT_TEST_API(kbase_sync_single_for_device);
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void kbase_sync_single_for_cpu(struct kbase_device *kbdev, dma_addr_t handle, size_t size,
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enum dma_data_direction dir)
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{
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dma_sync_single_for_cpu(kbdev->dev, handle, size, dir);
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}
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KBASE_EXPORT_TEST_API(kbase_sync_single_for_cpu);
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