};
/* available since kernel version 2.6.22 */
-#define FW_CDEV_IOC_GET_INFO _IOWR('#', 0x00, struct fw_cdev_get_info)
-#define FW_CDEV_IOC_SEND_REQUEST _IOW('#', 0x01, struct fw_cdev_send_request)
-#define FW_CDEV_IOC_ALLOCATE _IOWR('#', 0x02, struct fw_cdev_allocate)
-#define FW_CDEV_IOC_DEALLOCATE _IOW('#', 0x03, struct fw_cdev_deallocate)
-#define FW_CDEV_IOC_SEND_RESPONSE _IOW('#', 0x04, struct fw_cdev_send_response)
-#define FW_CDEV_IOC_INITIATE_BUS_RESET _IOW('#', 0x05, struct fw_cdev_initiate_bus_reset)
-#define FW_CDEV_IOC_ADD_DESCRIPTOR _IOWR('#', 0x06, struct fw_cdev_add_descriptor)
-#define FW_CDEV_IOC_REMOVE_DESCRIPTOR _IOW('#', 0x07, struct fw_cdev_remove_descriptor)
-#define FW_CDEV_IOC_CREATE_ISO_CONTEXT _IOWR('#', 0x08, struct fw_cdev_create_iso_context)
-#define FW_CDEV_IOC_QUEUE_ISO _IOWR('#', 0x09, struct fw_cdev_queue_iso)
-#define FW_CDEV_IOC_START_ISO _IOW('#', 0x0a, struct fw_cdev_start_iso)
-#define FW_CDEV_IOC_STOP_ISO _IOW('#', 0x0b, struct fw_cdev_stop_iso)
+#define FW_CDEV_IOC_GET_INFO _IOWR('#', 0x00, struct fw_cdev_get_info)
+#define FW_CDEV_IOC_SEND_REQUEST _IOW('#', 0x01, struct fw_cdev_send_request)
+#define FW_CDEV_IOC_ALLOCATE _IOWR('#', 0x02, struct fw_cdev_allocate)
+#define FW_CDEV_IOC_DEALLOCATE _IOW('#', 0x03, struct fw_cdev_deallocate)
+#define FW_CDEV_IOC_SEND_RESPONSE _IOW('#', 0x04, struct fw_cdev_send_response)
+#define FW_CDEV_IOC_INITIATE_BUS_RESET _IOW('#', 0x05, struct fw_cdev_initiate_bus_reset)
+#define FW_CDEV_IOC_ADD_DESCRIPTOR _IOWR('#', 0x06, struct fw_cdev_add_descriptor)
+#define FW_CDEV_IOC_REMOVE_DESCRIPTOR _IOW('#', 0x07, struct fw_cdev_remove_descriptor)
+#define FW_CDEV_IOC_CREATE_ISO_CONTEXT _IOWR('#', 0x08, struct fw_cdev_create_iso_context)
+#define FW_CDEV_IOC_QUEUE_ISO _IOWR('#', 0x09, struct fw_cdev_queue_iso)
+#define FW_CDEV_IOC_START_ISO _IOW('#', 0x0a, struct fw_cdev_start_iso)
+#define FW_CDEV_IOC_STOP_ISO _IOW('#', 0x0b, struct fw_cdev_stop_iso)
/* available since kernel version 2.6.24 */
-#define FW_CDEV_IOC_GET_CYCLE_TIMER _IOR('#', 0x0c, struct fw_cdev_get_cycle_timer)
+#define FW_CDEV_IOC_GET_CYCLE_TIMER _IOR('#', 0x0c, struct fw_cdev_get_cycle_timer)
/* available since kernel version 2.6.30 */
#define FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE _IOWR('#', 0x0d, struct fw_cdev_allocate_iso_resource)
#define FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE _IOW('#', 0x0e, struct fw_cdev_deallocate)
#define FW_CDEV_IOC_ALLOCATE_ISO_RESOURCE_ONCE _IOW('#', 0x0f, struct fw_cdev_allocate_iso_resource)
#define FW_CDEV_IOC_DEALLOCATE_ISO_RESOURCE_ONCE _IOW('#', 0x10, struct fw_cdev_allocate_iso_resource)
-#define FW_CDEV_IOC_GET_SPEED _IOR('#', 0x11, struct fw_cdev_get_speed)
+#define FW_CDEV_IOC_GET_SPEED _IO('#', 0x11) /* returns speed code */
#define FW_CDEV_IOC_SEND_BROADCAST_REQUEST _IOW('#', 0x12, struct fw_cdev_send_request)
#define FW_CDEV_IOC_SEND_STREAM_PACKET _IOW('#', 0x13, struct fw_cdev_send_stream_packet)
* If successful, the kernel adds the descriptor and writes back a handle to the
* kernel-side object to be used for later removal of the descriptor block and
* immediate key.
+ *
+ * This ioctl affects the configuration ROMs of all local nodes.
+ * The ioctl only succeeds on device files which represent a local node.
*/
struct fw_cdev_add_descriptor {
__u32 immediate;
* descriptor was added
*
* Remove a descriptor block and accompanying immediate key from the local
- * node's configuration ROM.
+ * nodes' configuration ROMs.
*/
struct fw_cdev_remove_descriptor {
__u32 handle;
__u32 handle;
};
-/**
- * struct fw_cdev_get_speed - Query maximum speed to or from this device
- * @max_speed: Speed code; minimum of the device's link speed, the local node's
- * link speed, and all PHY port speeds between the two links
- */
-struct fw_cdev_get_speed {
- __u32 max_speed;
-};
-
/**
* struct fw_cdev_send_stream_packet - send an asynchronous stream packet
- * @generation: Bus generation where the packet is valid
- * @speed: Speed code to send the packet at
- * @channel: Channel to send the packet on
- * @sy: Four-bit sy code for the packet
- * @tag: Two-bit tag field to use for the packet
- * @size: Size of the packet's data payload
- * @data: Userspace pointer to the payload
+ * @length: Length of outgoing payload, in bytes
+ * @tag: Data format tag
+ * @channel: Isochronous channel to transmit to
+ * @sy: Synchronization code
+ * @closure: Passed back to userspace in the response event
+ * @data: Userspace pointer to payload
+ * @generation: The bus generation where packet is valid
+ * @speed: Speed to transmit at
*
* The %FW_CDEV_IOC_SEND_STREAM_PACKET ioctl sends an asynchronous stream packet
- * to every device (that is listening to the specified channel) on the
- * firewire bus. It is the applications's job to ensure
- * that the intended device(s) will be able to receive the packet at the chosen
- * transmit speed.
+ * to every device which is listening to the specified channel. The kernel
+ * writes an &fw_cdev_event_response event which indicates success or failure of
+ * the transmission.
*/
struct fw_cdev_send_stream_packet {
- __u32 generation;
- __u32 speed;
+ __u32 length;
+ __u32 tag;
__u32 channel;
__u32 sy;
- __u32 tag;
- __u32 size;
+ __u64 closure;
__u64 data;
+ __u32 generation;
+ __u32 speed;
};
#endif /* _LINUX_FIREWIRE_CDEV_H */
git.openpandora.org / pandora-kernel.git / blobdiff