| Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 1 | /* arch/arm/mach-msm/rpc_server_dog_keepalive.c |
| 2 | * |
| 3 | * Copyright (C) 2007 Google, Inc. |
| 4 | * Copyright (c) 2009, Code Aurora Forum. All rights reserved. |
| 5 | * Author: Iliyan Malchev <ibm@android.com> |
| 6 | * |
| 7 | * This software is licensed under the terms of the GNU General Public |
| 8 | * License version 2, as published by the Free Software Foundation, and |
| 9 | * may be copied, distributed, and modified under those terms. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | */ |
| 17 | |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/kernel.h> |
| 20 | #include <mach/msm_rpcrouter.h> |
| 21 | |
| 22 | /* dog_keepalive server definitions */ |
| 23 | |
| 24 | #define DOG_KEEPALIVE_PROG 0x30000015 |
| 25 | #if CONFIG_MSM_AMSS_VERSION==6210 |
| 26 | #define DOG_KEEPALIVE_VERS 0 |
| 27 | #define RPC_DOG_KEEPALIVE_BEACON 1 |
| 28 | #elif (CONFIG_MSM_AMSS_VERSION==6220) || (CONFIG_MSM_AMSS_VERSION==6225) |
| 29 | #define DOG_KEEPALIVE_VERS 0x731fa727 |
| 30 | #define RPC_DOG_KEEPALIVE_BEACON 2 |
| 31 | #else |
| 32 | #error "Unsupported AMSS version" |
| 33 | #endif |
| 34 | #define DOG_KEEPALIVE_VERS_COMP 0x00010001 |
| 35 | #define RPC_DOG_KEEPALIVE_NULL 0 |
| 36 | |
| 37 | |
| 38 | /* TODO: Remove server registration with _VERS when modem is upated with _COMP*/ |
| 39 | |
| 40 | static int handle_rpc_call(struct msm_rpc_server *server, |
| 41 | struct rpc_request_hdr *req, unsigned len) |
| 42 | { |
| 43 | switch (req->procedure) { |
| 44 | case RPC_DOG_KEEPALIVE_NULL: |
| 45 | return 0; |
| 46 | case RPC_DOG_KEEPALIVE_BEACON: |
| 47 | return 0; |
| 48 | default: |
| 49 | return -ENODEV; |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | static struct msm_rpc_server rpc_server[] = { |
| 54 | { |
| 55 | .prog = DOG_KEEPALIVE_PROG, |
| 56 | .vers = DOG_KEEPALIVE_VERS, |
| 57 | .rpc_call = handle_rpc_call, |
| 58 | }, |
| 59 | { |
| 60 | .prog = DOG_KEEPALIVE_PROG, |
| 61 | .vers = DOG_KEEPALIVE_VERS_COMP, |
| 62 | .rpc_call = handle_rpc_call, |
| 63 | }, |
| 64 | }; |
| 65 | |
| 66 | static int __init rpc_server_init(void) |
| 67 | { |
| 68 | /* Dual server registration to support backwards compatibility vers */ |
| 69 | int ret; |
| 70 | ret = msm_rpc_create_server(&rpc_server[1]); |
| 71 | if (ret < 0) |
| 72 | return ret; |
| 73 | return msm_rpc_create_server(&rpc_server[0]); |
| 74 | } |
| 75 | |
| 76 | |
| 77 | module_init(rpc_server_init); |