blob: 27a03cf021380e322d705777bba28951946e790b [file] [log] [blame]
/*
*
* (C) COPYRIGHT 2012-2018 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you can access it online at
* http://www.gnu.org/licenses/gpl-2.0.html.
*
* SPDX-License-Identifier: GPL-2.0
*
*/
/*
* Cache Policy API.
*/
#include "mali_kbase_cache_policy.h"
/*
* The output flags should be a combination of the following values:
* KBASE_REG_CPU_CACHED: CPU cache should be enabled
* KBASE_REG_GPU_CACHED: GPU cache should be enabled
*
* NOTE: Some components within the GPU might only be able to access memory
* that is KBASE_REG_GPU_CACHED. Refer to the specific GPU implementation for
* more details.
*/
u32 kbase_cache_enabled(u32 flags, u32 nr_pages)
{
u32 cache_flags = 0;
CSTD_UNUSED(nr_pages);
if (!(flags & BASE_MEM_UNCACHED_GPU))
cache_flags |= KBASE_REG_GPU_CACHED;
if (flags & BASE_MEM_CACHED_CPU)
cache_flags |= KBASE_REG_CPU_CACHED;
return cache_flags;
}
void kbase_sync_single_for_device(struct kbase_device *kbdev, dma_addr_t handle,
size_t size, enum dma_data_direction dir)
{
dma_sync_single_for_device(kbdev->dev, handle, size, dir);
}
void kbase_sync_single_for_cpu(struct kbase_device *kbdev, dma_addr_t handle,
size_t size, enum dma_data_direction dir)
{
dma_sync_single_for_cpu(kbdev->dev, handle, size, dir);
}