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-rw-r--r--include/linux/ion_drv.h266
1 files changed, 139 insertions, 127 deletions
diff --git a/include/linux/ion_drv.h b/include/linux/ion_drv.h
index c07c437e5..5b0a247dc 100644
--- a/include/linux/ion_drv.h
+++ b/include/linux/ion_drv.h
@@ -2,173 +2,174 @@
#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
+/* Structure definitions */
-typedef enum
-{
- ION_CMD_SYSTEM,
- ION_CMD_MULTIMEDIA
+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
+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,
+typedef enum {
+ ION_SYS_CACHE_SYNC,
+ ION_SYS_GET_PHYS,
+ ION_SYS_GET_CLIENT,
+ ION_SYS_SET_HANDLE_BACKTRACE,
+ ION_SYS_SET_CLIENT_NAME,
+ ION_SYS_DMA_OP,
} 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
+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
+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;
+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;
+ 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;
+typedef enum {
+ ION_DMA_MAP_AREA,
+ ION_DMA_UNMAP_AREA,
+ ION_DMA_MAP_AREA_VA,
+ ION_DMA_UNMAP_AREA_VA,
+ ION_DMA_CACHE_FLUSH_ALL
+} ION_DMA_TYPE;
+
+typedef enum {
+ ION_DMA_FROM_DEVICE,
+ ION_DMA_TO_DEVICE,
+ ION_DMA_BIDIRECTIONAL,
+} ION_DMA_DIR;
+
+typedef struct ion_dma_param {
+ union {
+ ion_user_handle_t handle;
+ void *kernel_handle;
+ };
+ void *va;
+ unsigned int size;
+ ION_DMA_TYPE dma_type;
+ ION_DMA_DIR dma_dir;
+} ion_sys_dma_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;
+ unsigned int phy_addr;
+ unsigned long 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_client_name {
+ char name[ION_MM_DBG_NAME_LEN];
+} ion_sys_client_name_t;
-typedef struct ion_sys_get_client_param
-{
- unsigned int client;
+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;
- };
+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_dma_param_t dma_param;
+ };
} ion_sys_data_t;
-typedef struct ion_mm_config_buffer_param
-{
- union
- {
- ion_user_handle_t handle;
- struct ion_handle* kernel_handle;
+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;
+ 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;
+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;
+ 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;
};
- 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
+#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
+/* 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);
+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);
/**
@@ -181,8 +182,19 @@ size_t ion_mm_heap_total_memory(void);
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);
+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);
+
+int ion_cache_sync_flush_all(int fd);
+int ion_dma_map_area(int fd, ion_user_handle_t handle, int dir);
+int ion_dma_unmap_area(int fd, ion_user_handle_t handle, int dir);
+void ion_dma_map_area_va(void *start, size_t size, ION_DMA_DIR dir);
+void ion_dma_unmap_area_va(void *start, size_t size, ION_DMA_DIR dir);
+
+extern int record_ion_info(int from_kernel, ion_sys_record_t *param);
+extern char *get_userString_from_hashTable(char *string_name, unsigned int len);
+extern struct ion_heap *ion_mm_heap_create(struct ion_platform_heap *unused);
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-14 16:48:19 +0000