From 19a15b937b26638933307bb02f7b1801310d6eb2 Mon Sep 17 00:00:00 2001 From: Kristian Høgsberg Date: Tue, 19 Dec 2006 19:58:31 -0500 Subject: firewire: Add device probing and sysfs integration. Signed-off-by: Kristian Høgsberg Signed-off-by: Stefan Richter --- drivers/firewire/fw-device-cdev.h | 146 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) create mode 100644 drivers/firewire/fw-device-cdev.h (limited to 'drivers/firewire/fw-device-cdev.h') diff --git a/drivers/firewire/fw-device-cdev.h b/drivers/firewire/fw-device-cdev.h new file mode 100644 index 000000000000..18b20c28a406 --- /dev/null +++ b/drivers/firewire/fw-device-cdev.h @@ -0,0 +1,146 @@ +/* -*- c-basic-offset: 8 -*- + * + * fw-device-cdev.h -- Char device interface. + * + * Copyright (C) 2005-2006 Kristian Hoegsberg + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __fw_cdev_h +#define __fw_cdev_h + +#include +#include + +#define TCODE_WRITE_QUADLET_REQUEST 0 +#define TCODE_WRITE_BLOCK_REQUEST 1 +#define TCODE_WRITE_RESPONSE 2 +#define TCODE_READ_QUADLET_REQUEST 4 +#define TCODE_READ_BLOCK_REQUEST 5 +#define TCODE_READ_QUADLET_RESPONSE 6 +#define TCODE_READ_BLOCK_RESPONSE 7 +#define TCODE_CYCLE_START 8 +#define TCODE_LOCK_REQUEST 9 +#define TCODE_STREAM_DATA 10 +#define TCODE_LOCK_RESPONSE 11 + +#define RCODE_COMPLETE 0x0 +#define RCODE_CONFLICT_ERROR 0x4 +#define RCODE_DATA_ERROR 0x5 +#define RCODE_TYPE_ERROR 0x6 +#define RCODE_ADDRESS_ERROR 0x7 + +#define SCODE_100 0x0 +#define SCODE_200 0x1 +#define SCODE_400 0x2 +#define SCODE_800 0x3 +#define SCODE_1600 0x4 +#define SCODE_3200 0x5 + +#define FW_CDEV_EVENT_RESPONSE 0x00 +#define FW_CDEV_EVENT_REQUEST 0x01 +#define FW_CDEV_EVENT_ISO_INTERRUPT 0x02 + +/* The 'closure' fields are for user space to use. Data passed in the + * 'closure' field for a request will be returned in the corresponding + * event. It's a 64-bit type so that it's a fixed size type big + * enough to hold a pointer on all platforms. */ + +struct fw_cdev_event_response { + __u32 type; + __u32 rcode; + __u64 closure; + __u32 length; + __u32 data[0]; +}; + +struct fw_cdev_event_request { + __u32 type; + __u32 tcode; + __u64 offset; + __u64 closure; + __u32 serial; + __u32 length; + __u32 data[0]; +}; + +struct fw_cdev_event_iso_interrupt { + __u32 type; + __u32 cycle; + __u64 closure; +}; + +#define FW_CDEV_IOC_GET_CONFIG_ROM _IOR('#', 0x00, struct fw_cdev_get_config_rom) +#define FW_CDEV_IOC_SEND_REQUEST _IO('#', 0x01) +#define FW_CDEV_IOC_ALLOCATE _IO('#', 0x02) +#define FW_CDEV_IOC_SEND_RESPONSE _IO('#', 0x03) +#define FW_CDEV_IOC_CREATE_ISO_CONTEXT _IO('#', 0x04) +#define FW_CDEV_IOC_QUEUE_ISO _IO('#', 0x05) +#define FW_CDEV_IOC_SEND_ISO _IO('#', 0x06) + +struct fw_cdev_get_config_rom { + __u32 length; + __u32 data[256]; +}; + +struct fw_cdev_send_request { + __u32 tcode; + __u32 length; + __u64 offset; + __u64 closure; + __u64 data; +}; + +struct fw_cdev_send_response { + __u32 rcode; + __u32 length; + __u64 data; + __u32 serial; +}; + +struct fw_cdev_allocate { + __u64 offset; + __u64 closure; + __u32 length; +}; + +struct fw_cdev_create_iso_context { + __u32 buffer_size; +}; + +struct fw_cdev_iso_packet { + __u16 payload_length; /* Length of indirect payload. */ + __u32 interrupt : 1; /* Generate interrupt on this packet */ + __u32 skip : 1; /* Set to not send packet at all. */ + __u32 tag : 2; + __u32 sy : 4; + __u32 header_length : 8; /* Length of immediate header. */ + __u32 header[0]; +}; + +struct fw_cdev_queue_iso { + __u32 size; + __u64 packets; + __u64 data; +}; + +struct fw_cdev_send_iso { + __u32 channel; + __u32 speed; + __s32 cycle; +}; + +#endif -- cgit v1.2.3-55-g7522