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#ifndef __ION_DRV_H__
#define __ION_DRV_H__
#include <linux/version.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,10,0))
#include <ion.h>
#else
#include <linux/ion.h>
#endif
#include <linux/ion_debugger.h>
// Structure definitions
typedef enum
{
ION_CMD_SYSTEM,
ION_CMD_MULTIMEDIA
} ION_CMDS;
typedef enum
{
ION_MM_CONFIG_BUFFER,
ION_MM_SET_DEBUG_INFO,
ION_MM_GET_DEBUG_INFO,
ION_MM_SET_SF_BUF_INFO,
ION_MM_GET_SF_BUF_INFO
} ION_MM_CMDS;
typedef enum
{
ION_SYS_CACHE_SYNC,
ION_SYS_GET_PHYS,
ION_SYS_GET_CLIENT,
ION_SYS_RECORD,
ION_SYS_SET_HANDLE_BACKTRACE,
ION_SYS_SET_CLIENT_NAME,
} ION_SYS_CMDS;
typedef enum
{
ION_CACHE_CLEAN_BY_RANGE,
ION_CACHE_INVALID_BY_RANGE,
ION_CACHE_FLUSH_BY_RANGE,
ION_CACHE_CLEAN_BY_RANGE_USE_VA,
ION_CACHE_INVALID_BY_RANGE_USE_VA,
ION_CACHE_FLUSH_BY_RANGE_USE_VA,
ION_CACHE_CLEAN_ALL,
ION_CACHE_INVALID_ALL,
ION_CACHE_FLUSH_ALL
} ION_CACHE_SYNC_TYPE;
typedef enum
{
ION_ERROR_CONFIG_LOCKED = 0x10000
} ION_ERROR_E;
typedef struct ion_sys_cache_sync_param
{
union
{
ion_user_handle_t handle;
struct ion_handle* kernel_handle;
};
void* va;
unsigned int size;
ION_CACHE_SYNC_TYPE sync_type;
} ion_sys_cache_sync_param_t;
typedef struct ion_sys_get_phys_param
{
union
{
ion_user_handle_t handle;
struct ion_handle* kernel_handle;
};
unsigned int phy_addr;
unsigned int len;
} ion_sys_get_phys_param_t;
#define ION_MM_DBG_NAME_LEN 16
#define ION_MM_SF_BUF_INFO_LEN 16
typedef struct __ion_sys_client_name
{
char name[ION_MM_DBG_NAME_LEN];
}ion_sys_client_name_t;
typedef struct ion_sys_get_client_param
{
unsigned int client;
} ion_sys_get_client_param_t;
typedef struct ion_sys_data
{
ION_SYS_CMDS sys_cmd;
union
{
ion_sys_cache_sync_param_t cache_sync_param;
ion_sys_get_phys_param_t get_phys_param;
ion_sys_get_client_param_t get_client_param;
ion_sys_client_name_t client_name_param;
ion_sys_record_t record_param;
};
} ion_sys_data_t;
typedef struct ion_mm_config_buffer_param
{
union
{
ion_user_handle_t handle;
struct ion_handle* kernel_handle;
};
int eModuleID;
unsigned int security;
unsigned int coherent;
} ion_mm_config_buffer_param_t;
typedef struct __ion_mm_buf_debug_info
{
union
{
ion_user_handle_t handle;
struct ion_handle* kernel_handle;
};
char dbg_name[ION_MM_DBG_NAME_LEN];
unsigned int value1;
unsigned int value2;
unsigned int value3;
unsigned int value4;
}ion_mm_buf_debug_info_t;
typedef struct __ion_mm_sf_buf_info
{
union
{
ion_user_handle_t handle;
struct ion_handle* kernel_handle;
};
unsigned int info[ION_MM_SF_BUF_INFO_LEN];
}ion_mm_sf_buf_info_t;
typedef struct ion_mm_data
{
ION_MM_CMDS mm_cmd;
union
{
ion_mm_config_buffer_param_t config_buffer_param;
ion_mm_buf_debug_info_t buf_debug_info_param;
ion_mm_sf_buf_info_t sf_buf_info_param;
};
} ion_mm_data_t;
#ifdef __KERNEL__
#define ION_LOG_TAG "ion_dbg"
#include <linux/xlog.h>
#define IONMSG(string, args...) printk("[ION]"string,##args)
#define IONTMP(string, args...) printk("[ION]"string,##args)
#define ion_aee_print(string, args...) do{\
char ion_name[100];\
snprintf(ion_name,100, "["ION_LOG_TAG"]"string, ##args); \
aee_kernel_warning(ion_name, "["ION_LOG_TAG"]error:"string,##args); \
}while(0)
// Exported global variables
extern struct ion_device *g_ion_device;
// Exported functions
long ion_kernel_ioctl(struct ion_client *client, unsigned int cmd, unsigned long arg);
struct ion_handle* ion_drv_get_handle(struct ion_client* client, int user_handle, struct ion_handle* kernel_handle, int from_kernel);
int ion_drv_put_kernel_handle(void *kernel_handle);
/**
* ion_mm_heap_total_memory() - get mm heap total buffer size.
*/
size_t ion_mm_heap_total_memory(void);
/**
* ion_mm_heap_total_memory() - get mm heap buffer detail info.
*/
void ion_mm_heap_memory_detail(void);
int ion_drv_create_FB_heap(ion_phys_addr_t fb_base, size_t fb_size);
typedef int (ion_mm_buf_destroy_callback_t)(struct ion_buffer *buffer, unsigned int phyAddr);
int ion_mm_heap_register_buf_destroy_callback(struct ion_buffer *buffer, ion_mm_buf_destroy_callback_t *fn);
#endif
#endif
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