first commit

1 files changed, 189 insertions, 0 deletions

diff --git a/include/linux/ion_drv.h b/include/linux/ion_drv.h
new file mode 100644
index 000000000..c07c437e5
--- /dev/null
+++ b/include/linux/ion_drv.h
@@ -0,0 +1,189 @@
+#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