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/* linux/drivers/media/video/exynos/rotator/rotator-vb2.c
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Videobuf2 bridge driver file for Exynos Rotator driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/platform_device.h>
#include "rotator.h"
#if defined(CONFIG_VIDEOBUF2_CMA_PHYS)
void *rot_cma_init(struct rot_dev *rot)
{
return vb2_cma_phys_init(&rot->pdev->dev, NULL, 0, false);
}
void rot_cma_resume(void *alloc_ctx) {}
void rot_cma_suspend(void *alloc_ctx) {}
void rot_cma_set_cacheable(void *alloc_ctx, bool cacheable) {}
int rot_cma_cache_flush(struct vb2_buffer *vb, u32 plane_no) { return 0; }
const struct rot_vb2 rot_vb2_cma = {
.ops = &vb2_cma_phys_memops,
.init = rot_cma_init,
.cleanup = vb2_cma_phys_cleanup,
.plane_addr = vb2_cma_phys_plane_paddr,
.resume = rot_cma_resume,
.suspend = rot_cma_suspend,
.cache_flush = rot_cma_cache_flush,
.set_cacheable = rot_cma_set_cacheable,
};
#elif defined(CONFIG_VIDEOBUF2_ION)
void *rot_ion_init(struct rot_dev *rot)
{
struct vb2_ion vb2_ion;
struct vb2_drv vb2_drv = {0, };
vb2_ion.dev = &rot->pdev->dev;
vb2_ion.name = "Rotator";
vb2_ion.contig = false;
vb2_ion.cacheable = false;
vb2_ion.align = SZ_4K;
vb2_drv.use_mmu = true;
return vb2_ion_init(&vb2_ion, &vb2_drv);
}
const struct rot_vb2 rot_vb2_ion = {
.ops = &vb2_ion_memops,
.init = rot_ion_init,
.cleanup = vb2_ion_cleanup,
.plane_addr = vb2_ion_plane_dvaddr,
.resume = vb2_ion_resume,
.suspend = vb2_ion_suspend,
.cache_flush = vb2_ion_cache_flush,
.set_cacheable = vb2_ion_set_cacheable,
.set_sharable = vb2_ion_set_sharable,
};
#endif
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