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/*
* Copyright (C) 2012 Spreadtrum Communications Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*/
#ifndef _ION_SPRD_H
#define _ION_SPRD_H
#define ION_HEAP_ID_SYSTEM 1
#define ION_HEAP_ID_MM 2
#define ION_HEAP_ID_OVERLAY 3
#define ION_HEAP_ID_FB 4
#define ION_HEAP_ID_MASK_SYSTEM (1<<ION_HEAP_ID_SYSTEM)
#define ION_HEAP_ID_MASK_MM (1<<ION_HEAP_ID_MM)
#define ION_HEAP_ID_MASK_OVERLAY (1<<ION_HEAP_ID_OVERLAY)
#define ION_HEAP_ID_MASK_FB (1<<ION_HEAP_ID_FB)
#define ION_DRIVER_VERSION 1
enum ION_MASTER_ID {
ION_GSP = 0,
ION_MM,
/*for whale iommu*/
ION_VSP,
ION_DCAM,
ION_DISPC,
ION_GSP0,
ION_GSP1,
ION_VPP,
};
enum ION_SPRD_CUSTOM_CMD {
ION_SPRD_CUSTOM_PHYS,
ION_SPRD_CUSTOM_MSYNC,
ION_SPRD_CUSTOM_GSP_MAP,
ION_SPRD_CUSTOM_GSP_UNMAP,
ION_SPRD_CUSTOM_MM_MAP,
ION_SPRD_CUSTOM_MM_UNMAP,
ION_SPRD_CUSTOM_FENCE_CREATE,
ION_SPRD_CUSTOM_FENCE_SIGNAL,
ION_SPRD_CUSTOM_FENCE_DUP,
/*for new MemoryHeapIon*/
ION_SPRD_CUSTOM_MAP,
ION_SPRD_CUSTOM_UNMAP,
};
enum SPRD_DEVICE_SYNC_TYPE {
SPRD_DEVICE_PRIMARY_SYNC,
SPRD_DEVICE_VIRTUAL_SYNC,
};
struct ion_phys_data {
int fd_buffer;
unsigned long phys;
size_t size;
};
struct ion_mmu_data {
int master_id;
int fd_buffer;
unsigned long iova_addr;
size_t iova_size;
};
struct ion_addr_data {
int fd_buffer;
bool iova_enabled;
unsigned long iova_addr;
unsigned long phys_addr;
size_t size;
};
struct ion_msync_data {
int fd_buffer;
void *vaddr;
void *paddr;
size_t size;
};
struct ion_map_data {
int fd_buffer;
unsigned long dev_addr;
};
struct ion_unmap_data {
int fd_buffer;
};
struct ion_fence_data {
uint32_t device_type;
int life_value;
int release_fence_fd;
int retired_fence_fd;
};
int sprd_ion_get_gsp_addr(struct ion_addr_data *data);
int sprd_ion_free_gsp_addr(int fd);
long sprd_ion_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg);
#endif /* _ION_SPRD_H */
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