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authorKristian Høgsberg <krh@redhat.com>2006-12-20 03:58:31 +0300
committerStefan Richter <stefanr@s5r6.in-berlin.de>2007-03-10 00:02:33 +0300
commit19a15b937b26638933307bb02f7b1801310d6eb2 (patch)
tree817efaa8c1d2f4633fa811ba27fa1aee7f00c352 /drivers/firewire/fw-device.h
parent3038e353cfaf548eb94f02b172b9dbe412abd24c (diff)
downloadlinux-19a15b937b26638933307bb02f7b1801310d6eb2.tar.xz
firewire: Add device probing and sysfs integration.
Signed-off-by: Kristian Høgsberg <krh@redhat.com> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/firewire/fw-device.h')
-rw-r--r--drivers/firewire/fw-device.h127
1 files changed, 127 insertions, 0 deletions
diff --git a/drivers/firewire/fw-device.h b/drivers/firewire/fw-device.h
new file mode 100644
index 000000000000..84cd5e7e2fce
--- /dev/null
+++ b/drivers/firewire/fw-device.h
@@ -0,0 +1,127 @@
+/* -*- c-basic-offset: 8 -*-
+ *
+ * fw-device.h - Device probing and sysfs code.
+ *
+ * Copyright (C) 2005-2006 Kristian Hoegsberg <krh@bitplanet.net>
+ *
+ * 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_device_h
+#define __fw_device_h
+
+#include <linux/fs.h>
+#include <linux/cdev.h>
+
+enum fw_device_state {
+ FW_DEVICE_INITIALIZING,
+ FW_DEVICE_RUNNING,
+ FW_DEVICE_SHUTDOWN
+};
+
+struct fw_device {
+ int state;
+ struct fw_node *node;
+ int node_id;
+ int generation;
+ struct fw_card *card;
+ struct device device;
+ struct cdev cdev;
+ __be32 *config_rom;
+ size_t config_rom_length;
+ int config_rom_retries;
+ struct delayed_work work;
+};
+
+static inline struct fw_device *
+fw_device(struct device *dev)
+{
+ return container_of(dev, struct fw_device, device);
+}
+
+struct fw_device *fw_device_get(struct fw_device *device);
+void fw_device_put(struct fw_device *device);
+int fw_device_enable_phys_dma(struct fw_device *device);
+
+struct fw_unit {
+ struct device device;
+ u32 *directory;
+};
+
+static inline struct fw_unit *
+fw_unit(struct device *dev)
+{
+ return container_of(dev, struct fw_unit, device);
+}
+
+#define CSR_OFFSET 0x40
+#define CSR_LEAF 0x80
+#define CSR_DIRECTORY 0xc0
+
+#define CSR_DESCRIPTOR 0x01
+#define CSR_VENDOR 0x03
+#define CSR_HARDWARE_VERSION 0x04
+#define CSR_NODE_CAPABILITIES 0x0c
+#define CSR_UNIT 0x11
+#define CSR_SPECIFIER_ID 0x12
+#define CSR_VERSION 0x13
+#define CSR_DEPENDENT_INFO 0x14
+#define CSR_MODEL 0x17
+#define CSR_INSTANCE 0x18
+
+#define SBP2_COMMAND_SET_SPECIFIER 0x38
+#define SBP2_COMMAND_SET 0x39
+#define SBP2_COMMAND_SET_REVISION 0x3b
+#define SBP2_FIRMWARE_REVISION 0x3c
+
+struct fw_csr_iterator {
+ u32 *p;
+ u32 *end;
+};
+
+void fw_csr_iterator_init(struct fw_csr_iterator *ci, u32 *p);
+int fw_csr_iterator_next(struct fw_csr_iterator *ci,
+ int *key, int *value);
+
+#define FW_MATCH_VENDOR 0x0001
+#define FW_MATCH_MODEL 0x0002
+#define FW_MATCH_SPECIFIER_ID 0x0004
+#define FW_MATCH_VERSION 0x0008
+
+struct fw_device_id {
+ u32 match_flags;
+ u32 vendor;
+ u32 model;
+ u32 specifier_id;
+ u32 version;
+ void *driver_data;
+};
+
+struct fw_driver {
+ struct device_driver driver;
+ /* Called when the parent device sits through a bus reset. */
+ void (*update) (struct fw_unit *unit);
+ struct fw_device_id *id_table;
+};
+
+static inline struct fw_driver *
+fw_driver(struct device_driver *drv)
+{
+ return container_of(drv, struct fw_driver, driver);
+}
+
+extern struct file_operations fw_device_ops;
+
+#endif