diff options
Diffstat (limited to 'drivers/usb/gadget/rndis.c')
| -rw-r--r-- | drivers/usb/gadget/rndis.c | 390 |
1 files changed, 195 insertions, 195 deletions
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 6d6eaad73968..354670d12308 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -1,29 +1,28 @@ -/* +/* * RNDIS MSG parser - * + * * Version: $Id: rndis.c,v 1.19 2004/03/25 21:33:46 robert Exp $ - * + * * Authors: Benedikt Spranger, Pengutronix - * Robert Schwebel, Pengutronix - * + * Robert Schwebel, Pengutronix + * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License - * version 2, as published by the Free Software Foundation. - * + * version 2, as published by the Free Software Foundation. + * * This software was originally developed in conformance with * Microsoft's Remote NDIS Specification License Agreement. - * + * * 03/12/2004 Kai-Uwe Bloem <linux-development@auerswald.de> * Fixed message length bug in init_response - * + * * 03/25/2004 Kai-Uwe Bloem <linux-development@auerswald.de> - * Fixed rndis_rm_hdr length bug. + * Fixed rndis_rm_hdr length bug. * * Copyright (C) 2004 by David Brownell * updates to merge with Linux 2.6, better match RNDIS spec */ -#include <linux/config.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> @@ -82,7 +81,7 @@ static rndis_resp_t *rndis_add_response (int configNr, u32 length); /* supported OIDs */ -static const u32 oid_supported_list [] = +static const u32 oid_supported_list [] = { /* the general stuff */ OID_GEN_SUPPORTED_LIST, @@ -103,7 +102,7 @@ static const u32 oid_supported_list [] = #if 0 OID_GEN_RNDIS_CONFIG_PARAMETER, #endif - + /* the statistical stuff */ OID_GEN_XMIT_OK, OID_GEN_RCV_OK, @@ -127,14 +126,14 @@ static const u32 oid_supported_list [] = OID_GEN_TRANSMIT_QUEUE_LENGTH, #endif /* RNDIS_OPTIONAL_STATS */ - /* mandatory 802.3 */ + /* mandatory 802.3 */ /* the general stuff */ OID_802_3_PERMANENT_ADDRESS, OID_802_3_CURRENT_ADDRESS, OID_802_3_MULTICAST_LIST, OID_802_3_MAC_OPTIONS, OID_802_3_MAXIMUM_LIST_SIZE, - + /* the statistical stuff */ OID_802_3_RCV_ERROR_ALIGNMENT, OID_802_3_XMIT_ONE_COLLISION, @@ -172,8 +171,8 @@ static int gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, rndis_resp_t *r) { - int retval = -ENOTSUPP; - u32 length = 4; /* usually */ + int retval = -ENOTSUPP; + u32 length = 4; /* usually */ __le32 *outbuf; int i, count; rndis_query_cmplt_type *resp; @@ -211,27 +210,27 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, outbuf[i] = cpu_to_le32 (oid_supported_list[i]); retval = 0; break; - + /* mandatory */ case OID_GEN_HARDWARE_STATUS: DEBUG("%s: OID_GEN_HARDWARE_STATUS\n", __FUNCTION__); - /* Bogus question! + /* Bogus question! * Hardware must be ready to receive high level protocols. - * BTW: + * BTW: * reddite ergo quae sunt Caesaris Caesari * et quae sunt Dei Deo! */ *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; - + /* mandatory */ case OID_GEN_MEDIA_SUPPORTED: DEBUG("%s: OID_GEN_MEDIA_SUPPORTED\n", __FUNCTION__); *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; break; - + /* mandatory */ case OID_GEN_MEDIA_IN_USE: DEBUG("%s: OID_GEN_MEDIA_IN_USE\n", __FUNCTION__); @@ -239,7 +238,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; break; - + /* mandatory */ case OID_GEN_MAXIMUM_FRAME_SIZE: DEBUG("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __FUNCTION__); @@ -249,7 +248,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_GEN_LINK_SPEED: if (rndis_debug > 1) @@ -272,7 +271,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_GEN_RECEIVE_BLOCK_SIZE: DEBUG("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __FUNCTION__); @@ -282,7 +281,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_GEN_VENDOR_ID: DEBUG("%s: OID_GEN_VENDOR_ID\n", __FUNCTION__); @@ -290,7 +289,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, rndis_per_dev_params [configNr].vendorID); retval = 0; break; - + /* mandatory */ case OID_GEN_VENDOR_DESCRIPTION: DEBUG("%s: OID_GEN_VENDOR_DESCRIPTION\n", __FUNCTION__); @@ -356,7 +355,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, DEBUG("%s: OID_GEN_XMIT_OK\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { *outbuf = cpu_to_le32 ( - rndis_per_dev_params [configNr].stats->tx_packets - + rndis_per_dev_params [configNr].stats->tx_packets - rndis_per_dev_params [configNr].stats->tx_errors - rndis_per_dev_params [configNr].stats->tx_dropped); retval = 0; @@ -369,13 +368,13 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, DEBUG("%s: OID_GEN_RCV_OK\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { *outbuf = cpu_to_le32 ( - rndis_per_dev_params [configNr].stats->rx_packets - + rndis_per_dev_params [configNr].stats->rx_packets - rndis_per_dev_params [configNr].stats->rx_errors - rndis_per_dev_params [configNr].stats->rx_dropped); retval = 0; } break; - + /* mandatory */ case OID_GEN_XMIT_ERROR: if (rndis_debug > 1) @@ -386,7 +385,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_GEN_RCV_ERROR: if (rndis_debug > 1) @@ -397,7 +396,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_GEN_RCV_NO_BUFFER: DEBUG("%s: OID_GEN_RCV_NO_BUFFER\n", __FUNCTION__); @@ -411,7 +410,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, #ifdef RNDIS_OPTIONAL_STATS case OID_GEN_DIRECTED_BYTES_XMIT: DEBUG("%s: OID_GEN_DIRECTED_BYTES_XMIT\n", __FUNCTION__); - /* + /* * Aunt Tilly's size of shoes * minus antarctica count of penguins * divided by weight of Alpha Centauri @@ -419,7 +418,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, if (rndis_per_dev_params [configNr].stats) { *outbuf = cpu_to_le32 ( (rndis_per_dev_params [configNr] - .stats->tx_packets - + .stats->tx_packets - rndis_per_dev_params [configNr] .stats->tx_errors - rndis_per_dev_params [configNr] @@ -428,14 +427,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_DIRECTED_FRAMES_XMIT: DEBUG("%s: OID_GEN_DIRECTED_FRAMES_XMIT\n", __FUNCTION__); /* dito */ if (rndis_per_dev_params [configNr].stats) { *outbuf = cpu_to_le32 ( (rndis_per_dev_params [configNr] - .stats->tx_packets - + .stats->tx_packets - rndis_per_dev_params [configNr] .stats->tx_errors - rndis_per_dev_params [configNr] @@ -444,7 +443,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_MULTICAST_BYTES_XMIT: DEBUG("%s: OID_GEN_MULTICAST_BYTES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -453,7 +452,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_MULTICAST_FRAMES_XMIT: DEBUG("%s: OID_GEN_MULTICAST_FRAMES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -462,7 +461,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_BROADCAST_BYTES_XMIT: DEBUG("%s: OID_GEN_BROADCAST_BYTES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -471,7 +470,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_BROADCAST_FRAMES_XMIT: DEBUG("%s: OID_GEN_BROADCAST_FRAMES_XMIT\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -480,19 +479,19 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_DIRECTED_BYTES_RCV: DEBUG("%s: OID_GEN_DIRECTED_BYTES_RCV\n", __FUNCTION__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; - + case OID_GEN_DIRECTED_FRAMES_RCV: DEBUG("%s: OID_GEN_DIRECTED_FRAMES_RCV\n", __FUNCTION__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; - + case OID_GEN_MULTICAST_BYTES_RCV: DEBUG("%s: OID_GEN_MULTICAST_BYTES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -501,7 +500,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_MULTICAST_FRAMES_RCV: DEBUG("%s: OID_GEN_MULTICAST_FRAMES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -510,7 +509,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_BROADCAST_BYTES_RCV: DEBUG("%s: OID_GEN_BROADCAST_BYTES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -519,7 +518,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_BROADCAST_FRAMES_RCV: DEBUG("%s: OID_GEN_BROADCAST_FRAMES_RCV\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -528,7 +527,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_RCV_CRC_ERROR: DEBUG("%s: OID_GEN_RCV_CRC_ERROR\n", __FUNCTION__); if (rndis_per_dev_params [configNr].stats) { @@ -537,7 +536,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + case OID_GEN_TRANSMIT_QUEUE_LENGTH: DEBUG("%s: OID_GEN_TRANSMIT_QUEUE_LENGTH\n", __FUNCTION__); *outbuf = __constant_cpu_to_le32 (0); @@ -558,7 +557,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_802_3_CURRENT_ADDRESS: DEBUG("%s: OID_802_3_CURRENT_ADDRESS\n", __FUNCTION__); @@ -570,7 +569,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_802_3_MULTICAST_LIST: DEBUG("%s: OID_802_3_MULTICAST_LIST\n", __FUNCTION__); @@ -578,7 +577,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, *outbuf = __constant_cpu_to_le32 (0xE0000000); retval = 0; break; - + /* mandatory */ case OID_802_3_MAXIMUM_LIST_SIZE: DEBUG("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __FUNCTION__); @@ -586,7 +585,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, *outbuf = __constant_cpu_to_le32 (1); retval = 0; break; - + case OID_802_3_MAC_OPTIONS: DEBUG("%s: OID_802_3_MAC_OPTIONS\n", __FUNCTION__); break; @@ -602,56 +601,56 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, retval = 0; } break; - + /* mandatory */ case OID_802_3_XMIT_ONE_COLLISION: DEBUG("%s: OID_802_3_XMIT_ONE_COLLISION\n", __FUNCTION__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; - + /* mandatory */ case OID_802_3_XMIT_MORE_COLLISIONS: DEBUG("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __FUNCTION__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; - + #ifdef RNDIS_OPTIONAL_STATS case OID_802_3_XMIT_DEFERRED: DEBUG("%s: OID_802_3_XMIT_DEFERRED\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_XMIT_MAX_COLLISIONS: DEBUG("%s: OID_802_3_XMIT_MAX_COLLISIONS\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_RCV_OVERRUN: DEBUG("%s: OID_802_3_RCV_OVERRUN\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_XMIT_UNDERRUN: DEBUG("%s: OID_802_3_XMIT_UNDERRUN\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_XMIT_HEARTBEAT_FAILURE: DEBUG("%s: OID_802_3_XMIT_HEARTBEAT_FAILURE\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_XMIT_TIMES_CRS_LOST: DEBUG("%s: OID_802_3_XMIT_TIMES_CRS_LOST\n", __FUNCTION__); /* TODO */ break; - + case OID_802_3_XMIT_LATE_COLLISIONS: DEBUG("%s: OID_802_3_XMIT_LATE_COLLISIONS\n", __FUNCTION__); /* TODO */ - break; + break; #endif /* RNDIS_OPTIONAL_STATS */ #ifdef RNDIS_PM @@ -676,23 +675,23 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, #endif default: - printk (KERN_WARNING "%s: query unknown OID 0x%08X\n", + printk (KERN_WARNING "%s: query unknown OID 0x%08X\n", __FUNCTION__, OID); } if (retval < 0) length = 0; - + resp->InformationBufferLength = cpu_to_le32 (length); r->length = length + sizeof *resp; resp->MessageLength = cpu_to_le32 (r->length); return retval; } -static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, - rndis_resp_t *r) +static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, + rndis_resp_t *r) { rndis_set_cmplt_type *resp; - int i, retval = -ENOTSUPP; + int i, retval = -ENOTSUPP; struct rndis_params *params; if (!r) @@ -745,9 +744,9 @@ update_linkstate: netif_stop_queue (params->dev); } break; - + case OID_802_3_MULTICAST_LIST: - /* I think we can ignore this */ + /* I think we can ignore this */ DEBUG("%s: OID_802_3_MULTICAST_LIST\n", __FUNCTION__); retval = 0; break; @@ -796,29 +795,29 @@ update_linkstate: #endif /* RNDIS_PM */ default: - printk (KERN_WARNING "%s: set unknown OID 0x%08X, size %d\n", + printk (KERN_WARNING "%s: set unknown OID 0x%08X, size %d\n", __FUNCTION__, OID, buf_len); } - + return retval; } -/* - * Response Functions +/* + * Response Functions */ static int rndis_init_response (int configNr, rndis_init_msg_type *buf) { - rndis_init_cmplt_type *resp; + rndis_init_cmplt_type *resp; rndis_resp_t *r; - + if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP; - + r = rndis_add_response (configNr, sizeof (rndis_init_cmplt_type)); if (!r) return -ENOMEM; resp = (rndis_init_cmplt_type *) r->buf; - + resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_INITIALIZE_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (52); @@ -837,11 +836,11 @@ static int rndis_init_response (int configNr, rndis_init_msg_type *buf) resp->PacketAlignmentFactor = __constant_cpu_to_le32 (0); resp->AFListOffset = __constant_cpu_to_le32 (0); resp->AFListSize = __constant_cpu_to_le32 (0); - + if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); - + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); + return 0; } @@ -849,10 +848,10 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) { rndis_query_cmplt_type *resp; rndis_resp_t *r; - + // DEBUG("%s: OID = %08X\n", __FUNCTION__, cpu_to_le32(buf->OID)); if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP; - + /* * we need more memory: * gen_ndis_query_resp expects enough space for @@ -864,10 +863,10 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) if (!r) return -ENOMEM; resp = (rndis_query_cmplt_type *) r->buf; - + resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_QUERY_CMPLT); resp->RequestID = buf->RequestID; /* Still LE in msg buffer */ - + if (gen_ndis_query_resp (configNr, le32_to_cpu (buf->OID), le32_to_cpu(buf->InformationBufferOffset) + 8 + (u8 *) buf, @@ -881,10 +880,10 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) resp->InformationBufferOffset = __constant_cpu_to_le32 (0); } else resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS); - + if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); return 0; } @@ -893,7 +892,7 @@ static int rndis_set_response (int configNr, rndis_set_msg_type *buf) u32 BufLength, BufOffset; rndis_set_cmplt_type *resp; rndis_resp_t *r; - + r = rndis_add_response (configNr, sizeof (rndis_set_cmplt_type)); if (!r) return -ENOMEM; @@ -906,26 +905,27 @@ static int rndis_set_response (int configNr, rndis_set_msg_type *buf) DEBUG("%s: Length: %d\n", __FUNCTION__, BufLength); DEBUG("%s: Offset: %d\n", __FUNCTION__, BufOffset); DEBUG("%s: InfoBuffer: ", __FUNCTION__); - + for (i = 0; i < BufLength; i++) { DEBUG ("%02x ", *(((u8 *) buf) + i + 8 + BufOffset)); } - + DEBUG ("\n"); #endif - + resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_SET_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (16); resp->RequestID = buf->RequestID; /* Still LE in msg buffer */ - if (gen_ndis_set_resp (configNr, le32_to_cpu (buf->OID), - ((u8 *) buf) + 8 + BufOffset, BufLength, r)) - resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_NOT_SUPPORTED); - else resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS); - + if (gen_ndis_set_resp (configNr, le32_to_cpu (buf->OID), + ((u8 *) buf) + 8 + BufOffset, BufLength, r)) + resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_NOT_SUPPORTED); + else + resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS); + if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); - + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); + return 0; } @@ -933,27 +933,27 @@ static int rndis_reset_response (int configNr, rndis_reset_msg_type *buf) { rndis_reset_cmplt_type *resp; rndis_resp_t *r; - + r = rndis_add_response (configNr, sizeof (rndis_reset_cmplt_type)); if (!r) return -ENOMEM; resp = (rndis_reset_cmplt_type *) r->buf; - + resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_RESET_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (16); resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS); /* resent information */ resp->AddressingReset = __constant_cpu_to_le32 (1); - + if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); return 0; } static int rndis_keepalive_response (int configNr, - rndis_keepalive_msg_type *buf) + rndis_keepalive_msg_type *buf) { rndis_keepalive_cmplt_type *resp; rndis_resp_t *r; @@ -964,48 +964,48 @@ static int rndis_keepalive_response (int configNr, if (!r) return -ENOMEM; resp = (rndis_keepalive_cmplt_type *) r->buf; - + resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_KEEPALIVE_CMPLT); resp->MessageLength = __constant_cpu_to_le32 (16); resp->RequestID = buf->RequestID; /* Still LE in msg buffer */ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS); - + if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); - + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); + return 0; } -/* - * Device to Host Comunication +/* + * Device to Host Comunication */ static int rndis_indicate_status_msg (int configNr, u32 status) { - rndis_indicate_status_msg_type *resp; + rndis_indicate_status_msg_type *resp; rndis_resp_t *r; - + if (rndis_per_dev_params [configNr].state == RNDIS_UNINITIALIZED) - return -ENOTSUPP; - - r = rndis_add_response (configNr, + return -ENOTSUPP; + + r = rndis_add_response (configNr, sizeof (rndis_indicate_status_msg_type)); if (!r) return -ENOMEM; resp = (rndis_indicate_status_msg_type *) r->buf; - + resp->MessageType = __constant_cpu_to_le32 ( REMOTE_NDIS_INDICATE_STATUS_MSG); resp->MessageLength = __constant_cpu_to_le32 (20); resp->Status = cpu_to_le32 (status); resp->StatusBufferLength = __constant_cpu_to_le32 (0); resp->StatusBufferOffset = __constant_cpu_to_le32 (0); - - if (rndis_per_dev_params [configNr].ack) - rndis_per_dev_params [configNr].ack ( - rndis_per_dev_params [configNr].dev); + + if (rndis_per_dev_params [configNr].ack) + rndis_per_dev_params [configNr].ack ( + rndis_per_dev_params [configNr].dev); return 0; } @@ -1013,7 +1013,7 @@ int rndis_signal_connect (int configNr) { rndis_per_dev_params [configNr].media_state = NDIS_MEDIA_STATE_CONNECTED; - return rndis_indicate_status_msg (configNr, + return rndis_indicate_status_msg (configNr, RNDIS_STATUS_MEDIA_CONNECT); } @@ -1045,26 +1045,26 @@ void rndis_set_host_mac (int configNr, const u8 *addr) rndis_per_dev_params [configNr].host_mac = addr; } -/* - * Message Parser +/* + * Message Parser */ int rndis_msg_parser (u8 configNr, u8 *buf) { u32 MsgType, MsgLength; __le32 *tmp; struct rndis_params *params; - + if (!buf) return -ENOMEM; - - tmp = (__le32 *) buf; + + tmp = (__le32 *) buf; MsgType = le32_to_cpup(tmp++); MsgLength = le32_to_cpup(tmp++); - + if (configNr >= RNDIS_MAX_CONFIGS) return -ENOTSUPP; params = &rndis_per_dev_params [configNr]; - + /* NOTE: RNDIS is *EXTREMELY* chatty ... Windows constantly polls for * rx/tx statistics and link status, in addition to KEEPALIVE traffic * and normal HC level polling to see if there's any IN traffic. @@ -1073,12 +1073,12 @@ int rndis_msg_parser (u8 configNr, u8 *buf) /* For USB: responses may take up to 10 seconds */ switch (MsgType) { case REMOTE_NDIS_INITIALIZE_MSG: - DEBUG("%s: REMOTE_NDIS_INITIALIZE_MSG\n", + DEBUG("%s: REMOTE_NDIS_INITIALIZE_MSG\n", __FUNCTION__ ); params->state = RNDIS_INITIALIZED; return rndis_init_response (configNr, - (rndis_init_msg_type *) buf); - + (rndis_init_msg_type *) buf); + case REMOTE_NDIS_HALT_MSG: DEBUG("%s: REMOTE_NDIS_HALT_MSG\n", __FUNCTION__ ); @@ -1088,37 +1088,37 @@ int rndis_msg_parser (u8 configNr, u8 *buf) netif_stop_queue (params->dev); } return 0; - + case REMOTE_NDIS_QUERY_MSG: - return rndis_query_response (configNr, - (rndis_query_msg_type *) buf); - + return rndis_query_response (configNr, + (rndis_query_msg_type *) buf); + case REMOTE_NDIS_SET_MSG: - return rndis_set_response (configNr, - (rndis_set_msg_type *) buf); - + return rndis_set_response (configNr, + (rndis_set_msg_type *) buf); + case REMOTE_NDIS_RESET_MSG: - DEBUG("%s: REMOTE_NDIS_RESET_MSG\n", + DEBUG("%s: REMOTE_NDIS_RESET_MSG\n", __FUNCTION__ ); return rndis_reset_response (configNr, - (rndis_reset_msg_type *) buf); + (rndis_reset_msg_type *) buf); case REMOTE_NDIS_KEEPALIVE_MSG: /* For USB: host does this every 5 seconds */ if (rndis_debug > 1) - DEBUG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", + DEBUG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", __FUNCTION__ ); return rndis_keepalive_response (configNr, - (rndis_keepalive_msg_type *) + (rndis_keepalive_msg_type *) buf); - - default: + + default: /* At least Windows XP emits some undefined RNDIS messages. * In one case those messages seemed to relate to the host * suspending itself. */ printk (KERN_WARNING - "%s: unknown RNDIS message 0x%08X len %d\n", + "%s: unknown RNDIS message 0x%08X len %d\n", __FUNCTION__ , MsgType, MsgLength); { unsigned i; @@ -1142,14 +1142,14 @@ int rndis_msg_parser (u8 configNr, u8 *buf) } break; } - + return -ENOTSUPP; } int rndis_register (int (* rndis_control_ack) (struct net_device *)) { u8 i; - + for (i = 0; i < RNDIS_MAX_CONFIGS; i++) { if (!rndis_per_dev_params [i].used) { rndis_per_dev_params [i].used = 1; @@ -1159,32 +1159,32 @@ int rndis_register (int (* rndis_control_ack) (struct net_device *)) } } DEBUG("failed\n"); - + return -1; } void rndis_deregister (int configNr) { DEBUG("%s: \n", __FUNCTION__ ); - + if (configNr >= RNDIS_MAX_CONFIGS) return; rndis_per_dev_params [configNr].used = 0; - + return; } -int rndis_set_param_dev (u8 configNr, struct net_device *dev, +int rndis_set_param_dev (u8 configNr, struct net_device *dev, struct net_device_stats *stats, u16 *cdc_filter) { DEBUG("%s:\n", __FUNCTION__ ); if (!dev || !stats) return -1; if (configNr >= RNDIS_MAX_CONFIGS) return -1; - + rndis_per_dev_params [configNr].dev = dev; rndis_per_dev_params [configNr].stats = stats; rndis_per_dev_params [configNr].filter = cdc_filter; - + return 0; } @@ -1193,10 +1193,10 @@ int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr) DEBUG("%s:\n", __FUNCTION__ ); if (!vendorDescr) return -1; if (configNr >= RNDIS_MAX_CONFIGS) return -1; - + rndis_per_dev_params [configNr].vendorID = vendorID; rndis_per_dev_params [configNr].vendorDescr = vendorDescr; - + return 0; } @@ -1204,10 +1204,10 @@ int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed) { DEBUG("%s: %u %u\n", __FUNCTION__, medium, speed); if (configNr >= RNDIS_MAX_CONFIGS) return -1; - + rndis_per_dev_params [configNr].medium = medium; rndis_per_dev_params [configNr].speed = speed; - + return 0; } @@ -1229,9 +1229,9 @@ void rndis_free_response (int configNr, u8 *buf) { rndis_resp_t *r; struct list_head *act, *tmp; - - list_for_each_safe (act, tmp, - &(rndis_per_dev_params [configNr].resp_queue)) + + list_for_each_safe (act, tmp, + &(rndis_per_dev_params [configNr].resp_queue)) { r = list_entry (act, rndis_resp_t, list); if (r && r->buf == buf) { @@ -1244,12 +1244,12 @@ void rndis_free_response (int configNr, u8 *buf) u8 *rndis_get_next_response (int configNr, u32 *length) { rndis_resp_t *r; - struct list_head *act, *tmp; - + struct list_head *act, *tmp; + if (!length) return NULL; - - list_for_each_safe (act, tmp, - &(rndis_per_dev_params [configNr].resp_queue)) + + list_for_each_safe (act, tmp, + &(rndis_per_dev_params [configNr].resp_queue)) { r = list_entry (act, rndis_resp_t, list); if (!r->send) { @@ -1258,24 +1258,24 @@ u8 *rndis_get_next_response (int configNr, u32 *length) return r->buf; } } - + return NULL; } static rndis_resp_t *rndis_add_response (int configNr, u32 length) { rndis_resp_t *r; - + /* NOTE: this gets copied into ether.c USB_BUFSIZ bytes ... */ r = kmalloc (sizeof (rndis_resp_t) + length, GFP_ATOMIC); if (!r) return NULL; - + r->buf = (u8 *) (r + 1); r->length = length; r->send = 0; - - list_add_tail (&r->list, - &(rndis_per_dev_params [configNr].resp_queue)); + + list_add_tail (&r->list, + &(rndis_per_dev_params [configNr].resp_queue)); return r; } @@ -1301,14 +1301,14 @@ int rndis_rm_hdr(struct sk_buff *skb) #ifdef CONFIG_USB_GADGET_DEBUG_FILES -static int rndis_proc_read (char *page, char **start, off_t off, int count, int *eof, - void *data) +static int rndis_proc_read (char *page, char **start, off_t off, int count, int *eof, + void *data) { char *out = page; int len; rndis_params *param = (rndis_params *) data; - - out += snprintf (out, count, + + out += snprintf (out, count, "Config Nr. %d\n" "used : %s\n" "state : %s\n" @@ -1316,8 +1316,8 @@ static int rndis_proc_read (char *page, char **start, off_t off, int count, int "speed : %d\n" "cable : %s\n" "vendor ID : 0x%08X\n" - "vendor : %s\n", - param->confignr, (param->used) ? "y" : "n", + "vendor : %s\n", + param->confignr, (param->used) ? "y" : "n", ({ char *s = "?"; switch (param->state) { case RNDIS_UNINITIALIZED: @@ -1327,32 +1327,32 @@ static int rndis_proc_read (char *page, char **start, off_t off, int count, int case RNDIS_DATA_INITIALIZED: s = "RNDIS_DATA_INITIALIZED"; break; }; s; }), - param->medium, - (param->media_state) ? 0 : param->speed*100, + param->medium, + (param->media_state) ? 0 : param->speed*100, (param->media_state) ? "disconnected" : "connected", - param->vendorID, param->vendorDescr); - + param->vendorID, param->vendorDescr); + len = out - page; len -= off; - + if (len < count) { *eof = 1; if (len <= 0) return 0; } else len = count; - + *start = page + off; return len; } -static int rndis_proc_write (struct file *file, const char __user *buffer, - unsigned long count, void *data) +static int rndis_proc_write (struct file *file, const char __user *buffer, + unsigned long count, void *data) { rndis_params *p = data; u32 speed = 0; int i, fl_speed = 0; - + for (i = 0; i < count; i++) { char c; if (get_user(c, buffer)) @@ -1379,15 +1379,15 @@ static int rndis_proc_write (struct file *file, const char __user *buffer, case 'd': rndis_signal_disconnect(p->confignr); break; - default: + default: if (fl_speed) p->speed = speed; else DEBUG ("%c is not valid\n", c); break; } - + buffer++; } - + return count; } @@ -1408,7 +1408,7 @@ int __init rndis_init (void) sprintf (name, NAME_TEMPLATE, i); if (!(rndis_connect_state [i] - = create_proc_entry (name, 0660, NULL))) + = create_proc_entry (name, 0660, NULL))) { DEBUG ("%s :remove entries", __FUNCTION__); while (i) { @@ -1432,7 +1432,7 @@ int __init rndis_init (void) = NDIS_MEDIA_STATE_DISCONNECTED; INIT_LIST_HEAD (&(rndis_per_dev_params [i].resp_queue)); } - + return 0; } @@ -1441,7 +1441,7 @@ void rndis_exit (void) #ifdef CONFIG_USB_GADGET_DEBUG_FILES u8 i; char name [20]; - + for (i = 0; i < RNDIS_MAX_CONFIGS; i++) { sprintf (name, NAME_TEMPLATE, i); remove_proc_entry (name, NULL); |