diff options
Diffstat (limited to 'drivers/staging/dream/smd/smd_rpcrouter.h')
| -rw-r--r-- | drivers/staging/dream/smd/smd_rpcrouter.h | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/drivers/staging/dream/smd/smd_rpcrouter.h b/drivers/staging/dream/smd/smd_rpcrouter.h deleted file mode 100644 index 86ab997b1b79..000000000000 --- a/drivers/staging/dream/smd/smd_rpcrouter.h +++ /dev/null @@ -1,193 +0,0 @@ -/** arch/arm/mach-msm/smd_rpcrouter.h - * - * Copyright (C) 2007 Google, Inc. - * Copyright (c) 2007-2008 QUALCOMM Incorporated. - * Author: San Mehat <san@android.com> - * - * 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 _ARCH_ARM_MACH_MSM_SMD_RPCROUTER_H -#define _ARCH_ARM_MACH_MSM_SMD_RPCROUTER_H - -#include <linux/types.h> -#include <linux/list.h> -#include <linux/cdev.h> -#include <linux/platform_device.h> - -#include <mach/msm_smd.h> -#include <mach/msm_rpcrouter.h> - -/* definitions for the R2R wire protcol */ - -#define RPCROUTER_VERSION 1 -#define RPCROUTER_PROCESSORS_MAX 4 -#define RPCROUTER_MSGSIZE_MAX 512 - -#define RPCROUTER_CLIENT_BCAST_ID 0xffffffff -#define RPCROUTER_ROUTER_ADDRESS 0xfffffffe - -#define RPCROUTER_PID_LOCAL 1 -#define RPCROUTER_PID_REMOTE 0 - -#define RPCROUTER_CTRL_CMD_DATA 1 -#define RPCROUTER_CTRL_CMD_HELLO 2 -#define RPCROUTER_CTRL_CMD_BYE 3 -#define RPCROUTER_CTRL_CMD_NEW_SERVER 4 -#define RPCROUTER_CTRL_CMD_REMOVE_SERVER 5 -#define RPCROUTER_CTRL_CMD_REMOVE_CLIENT 6 -#define RPCROUTER_CTRL_CMD_RESUME_TX 7 -#define RPCROUTER_CTRL_CMD_EXIT 8 - -#define RPCROUTER_DEFAULT_RX_QUOTA 5 - -union rr_control_msg { - uint32_t cmd; - struct { - uint32_t cmd; - uint32_t prog; - uint32_t vers; - uint32_t pid; - uint32_t cid; - } srv; - struct { - uint32_t cmd; - uint32_t pid; - uint32_t cid; - } cli; -}; - -struct rr_header { - uint32_t version; - uint32_t type; - uint32_t src_pid; - uint32_t src_cid; - uint32_t confirm_rx; - uint32_t size; - uint32_t dst_pid; - uint32_t dst_cid; -}; - -/* internals */ - -#define RPCROUTER_MAX_REMOTE_SERVERS 100 - -struct rr_fragment { - unsigned char data[RPCROUTER_MSGSIZE_MAX]; - uint32_t length; - struct rr_fragment *next; -}; - -struct rr_packet { - struct list_head list; - struct rr_fragment *first; - struct rr_fragment *last; - struct rr_header hdr; - uint32_t mid; - uint32_t length; -}; - -#define PACMARK_LAST(n) ((n) & 0x80000000) -#define PACMARK_MID(n) (((n) >> 16) & 0xFF) -#define PACMARK_LEN(n) ((n) & 0xFFFF) - -static inline uint32_t PACMARK(uint32_t len, uint32_t mid, uint32_t first, - uint32_t last) -{ - return (len & 0xFFFF) | - ((mid & 0xFF) << 16) | - ((!!first) << 30) | - ((!!last) << 31); -} - -struct rr_server { - struct list_head list; - - uint32_t pid; - uint32_t cid; - uint32_t prog; - uint32_t vers; - - dev_t device_number; - struct cdev cdev; - struct device *device; - struct rpcsvr_platform_device p_device; - char pdev_name[32]; -}; - -struct rr_remote_endpoint { - uint32_t pid; - uint32_t cid; - - int tx_quota_cntr; - spinlock_t quota_lock; - wait_queue_head_t quota_wait; - - struct list_head list; -}; - -struct msm_rpc_endpoint { - struct list_head list; - - /* incomplete packets waiting for assembly */ - struct list_head incomplete; - - /* complete packets waiting to be read */ - struct list_head read_q; - spinlock_t read_q_lock; - wait_queue_head_t wait_q; - unsigned flags; - - /* endpoint address */ - uint32_t pid; - uint32_t cid; - - /* bound remote address - * if not connected (dst_pid == 0xffffffff) RPC_CALL writes fail - * RPC_CALLs must be to the prog/vers below or they will fail - */ - uint32_t dst_pid; - uint32_t dst_cid; - uint32_t dst_prog; /* be32 */ - uint32_t dst_vers; /* be32 */ - - /* reply remote address - * if reply_pid == 0xffffffff, none available - * RPC_REPLY writes may only go to the pid/cid/xid of the - * last RPC_CALL we received. - */ - uint32_t reply_pid; - uint32_t reply_cid; - uint32_t reply_xid; /* be32 */ - uint32_t next_pm; /* Pacmark sequence */ - - /* device node if this endpoint is accessed via userspace */ - dev_t dev; -}; - -/* shared between smd_rpcrouter*.c */ - -int __msm_rpc_read(struct msm_rpc_endpoint *ept, - struct rr_fragment **frag, - unsigned len, long timeout); - -struct msm_rpc_endpoint *msm_rpcrouter_create_local_endpoint(dev_t dev); -int msm_rpcrouter_destroy_local_endpoint(struct msm_rpc_endpoint *ept); - -int msm_rpcrouter_create_server_cdev(struct rr_server *server); -int msm_rpcrouter_create_server_pdev(struct rr_server *server); - -int msm_rpcrouter_init_devices(void); -void msm_rpcrouter_exit_devices(void); - -extern dev_t msm_rpcrouter_devno; -extern struct class *msm_rpcrouter_class; -#endif |