/* Copyright (c) 2008-2012, Code Aurora Forum. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and * only version 2 as published by the Free Software Foundation. * * 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 DIAGCHAR_H #define DIAGCHAR_H #include #include #include #include #include #include #include #include /* Size of the USB buffers used for read and write*/ #define USB_MAX_OUT_BUF 4096 #define APPS_BUF_SIZE 2000 #define IN_BUF_SIZE 16384 #define MAX_IN_BUF_SIZE 32768 #define MAX_SYNC_OBJ_NAME_SIZE 32 /* Size of the buffer used for deframing a packet reveived from the PC tool*/ #define HDLC_MAX 4096 #define HDLC_OUT_BUF_SIZE 8192 #define POOL_TYPE_COPY 1 #define POOL_TYPE_HDLC 2 #define POOL_TYPE_WRITE_STRUCT 4 #define POOL_TYPE_ALL 7 #define MODEM_DATA 1 #define QDSP_DATA 2 #define APPS_DATA 3 #define SDIO_DATA 4 #define WCNSS_DATA 5 #define HSIC_DATA 6 #define MODEM_PROC 0 #define APPS_PROC 1 #define QDSP_PROC 2 #define WCNSS_PROC 3 #define MSG_MASK_SIZE 9500 #define LOG_MASK_SIZE 8000 #define EVENT_MASK_SIZE 1000 #define USER_SPACE_DATA 8000 #define PKT_SIZE 4096 #define MAX_EQUIP_ID 15 #define DIAG_CTRL_MSG_LOG_MASK 9 #define DIAG_CTRL_MSG_EVENT_MASK 10 #define DIAG_CTRL_MSG_F3_MASK 11 #define ZERO_CFG_SUBPACKET_MAX 15 // zero_pky.patch by jagadish /* Maximum number of pkt reg supported at initialization*/ extern unsigned int diag_max_reg; extern unsigned int diag_threshold_reg; #define APPEND_DEBUG(ch) \ do { \ diag_debug_buf[diag_debug_buf_idx] = ch; \ (diag_debug_buf_idx < 1023) ? \ (diag_debug_buf_idx++) : (diag_debug_buf_idx = 0); \ } while (0) struct diag_master_table { uint16_t cmd_code; uint16_t subsys_id; uint32_t client_id; uint16_t cmd_code_lo; uint16_t cmd_code_hi; int process_id; }; struct bindpkt_params_per_process { /* Name of the synchronization object associated with this proc */ char sync_obj_name[MAX_SYNC_OBJ_NAME_SIZE]; uint32_t count; /* Number of entries in this bind */ struct bindpkt_params *params; /* first bind params */ }; struct bindpkt_params { uint16_t cmd_code; uint16_t subsys_id; uint16_t cmd_code_lo; uint16_t cmd_code_hi; /* For Central Routing, used to store Processor number */ uint16_t proc_id; uint32_t event_id; uint32_t log_code; /* For Central Routing, used to store SMD channel pointer */ uint32_t client_id; }; struct diag_write_device { void *buf; int length; }; struct diag_client_map { char name[20]; int pid; }; /* This structure is defined in USB header file */ #ifndef CONFIG_DIAG_OVER_USB struct diag_request { char *buf; int length; int actual; int status; void *context; }; #endif struct diagchar_dev { /* State for the char driver */ unsigned int major; unsigned int minor_start; int num; struct cdev *cdev; char *name; int dropped_count; struct class *diagchar_class; int ref_count; struct mutex diagchar_mutex; wait_queue_head_t wait_q; struct diag_client_map *client_map; int *data_ready; int num_clients; int polling_reg_flag; struct diag_write_device *buf_tbl; int use_device_tree; /* Memory pool parameters */ unsigned int itemsize; unsigned int poolsize; unsigned int itemsize_hdlc; unsigned int poolsize_hdlc; unsigned int itemsize_write_struct; unsigned int poolsize_write_struct; unsigned int debug_flag; /* State for the mempool for the char driver */ mempool_t *diagpool; mempool_t *diag_hdlc_pool; mempool_t *diag_write_struct_pool; struct mutex diagmem_mutex; int count; int count_hdlc_pool; int count_write_struct_pool; int used; /* Buffers for masks */ struct diag_ctrl_event_mask *event_mask; struct diag_ctrl_log_mask *log_mask; struct diag_ctrl_msg_mask *msg_mask; /* State for diag forwarding */ unsigned char *buf_in_1; unsigned char *buf_in_2; unsigned char *buf_in_cntl; unsigned char *buf_in_qdsp_1; unsigned char *buf_in_qdsp_2; unsigned char *buf_in_qdsp_cntl; unsigned char *buf_in_wcnss_1; unsigned char *buf_in_wcnss_2; unsigned char *buf_in_wcnss_cntl; unsigned char *usb_buf_out; unsigned char *apps_rsp_buf; unsigned char *user_space_data; /* buffer for updating mask to peripherals */ unsigned char *buf_msg_mask_update; unsigned char *buf_log_mask_update; unsigned char *buf_event_mask_update; smd_channel_t *ch; smd_channel_t *ch_cntl; smd_channel_t *chqdsp; smd_channel_t *chqdsp_cntl; smd_channel_t *ch_wcnss; smd_channel_t *ch_wcnss_cntl; int in_busy_1; int in_busy_2; int in_busy_qdsp_1; int in_busy_qdsp_2; int in_busy_wcnss_1; int in_busy_wcnss_2; int read_len_legacy; unsigned char *hdlc_buf; unsigned hdlc_count; unsigned hdlc_escape; #ifdef CONFIG_DIAG_OVER_USB int usb_connected; struct usb_diag_ch *legacy_ch; struct work_struct diag_proc_hdlc_work; struct work_struct diag_read_work; #endif struct workqueue_struct *diag_wq; struct work_struct diag_drain_work; struct work_struct diag_read_smd_work; struct work_struct diag_read_smd_cntl_work; struct work_struct diag_read_smd_qdsp_work; struct work_struct diag_read_smd_qdsp_cntl_work; struct work_struct diag_read_smd_wcnss_work; struct work_struct diag_read_smd_wcnss_cntl_work; struct workqueue_struct *diag_cntl_wq; struct work_struct diag_modem_mask_update_work; struct work_struct diag_qdsp_mask_update_work; struct work_struct diag_wcnss_mask_update_work; uint8_t *msg_masks; uint8_t *log_masks; int log_masks_length; uint8_t *event_masks; struct diag_master_table *table; uint8_t *pkt_buf; int pkt_length; struct diag_request *write_ptr_1; struct diag_request *write_ptr_2; struct diag_request *usb_read_ptr; struct diag_request *write_ptr_svc; struct diag_request *write_ptr_qdsp_1; struct diag_request *write_ptr_qdsp_2; struct diag_request *write_ptr_wcnss_1; struct diag_request *write_ptr_wcnss_2; int logging_mode; int sub_logging_mode; int mask_check; int logging_process_id; #ifdef CONFIG_DIAG_SDIO_PIPE unsigned char *buf_in_sdio; unsigned char *usb_buf_mdm_out; struct sdio_channel *sdio_ch; int read_len_mdm; int in_busy_sdio; struct usb_diag_ch *mdm_ch; struct work_struct diag_read_mdm_work; struct workqueue_struct *diag_sdio_wq; struct work_struct diag_read_sdio_work; struct work_struct diag_close_sdio_work; struct diag_request *usb_read_mdm_ptr; struct diag_request *write_ptr_mdm; #endif #ifdef CONFIG_DIAG_HSIC_PIPE unsigned char *buf_in_hsic; unsigned char *usb_buf_mdm_out; int hsic_initialized; int hsic_ch; int hsic_device_enabled; int hsic_device_opened; int hsic_suspend; int read_len_mdm; int in_busy_hsic_read_on_mdm; int in_busy_hsic_write_on_mdm; int in_busy_hsic_write; int in_busy_hsic_read; int usb_mdm_connected; unsigned int zero_cfg_mode; // zero_pky.patch by jagadish unsigned int zero_cfg_index; // zero_pky.patch by jagadish unsigned int zero_cfg_packet_lens_index; // zero_pky.patch by jagadish struct usb_diag_ch *mdm_ch; struct workqueue_struct *diag_hsic_wq; struct work_struct diag_read_mdm_work; struct work_struct diag_read_hsic_work; struct work_struct diag_zero_cfg_hsic_work; // zero_pky.patch by jagadish struct work_struct diag_disconnect_work; struct work_struct diag_usb_read_complete_work; struct diag_request *usb_read_mdm_ptr; struct diag_request *write_ptr_mdm; #endif }; extern struct diagchar_dev *driver; #endif