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-rw-r--r--include/linux/firewire-cdev.h44
1 files changed, 43 insertions, 1 deletions
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index fde9568151d5..5bc051b9a013 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -34,6 +34,7 @@
34 34
35/* available since kernel version 2.6.36 */ 35/* available since kernel version 2.6.36 */
36#define FW_CDEV_EVENT_REQUEST2 0x06 36#define FW_CDEV_EVENT_REQUEST2 0x06
37#define FW_CDEV_EVENT_PHY_PACKET_SENT 0x07
37 38
38/** 39/**
39 * struct fw_cdev_event_common - Common part of all fw_cdev_event_ types 40 * struct fw_cdev_event_common - Common part of all fw_cdev_event_ types
@@ -284,6 +285,19 @@ struct fw_cdev_event_iso_resource {
284}; 285};
285 286
286/** 287/**
288 * struct fw_cdev_event_phy_packet - A PHY packet was transmitted
289 * @closure: See &fw_cdev_event_common;
290 * set by %FW_CDEV_IOC_SEND_PHY_PACKET ioctl
291 * @type: %FW_CDEV_EVENT_PHY_PACKET_SENT
292 * @rcode: %RCODE_..., indicates success or failure of transmission
293 */
294struct fw_cdev_event_phy_packet {
295 __u64 closure;
296 __u32 type;
297 __u32 rcode;
298};
299
300/**
287 * union fw_cdev_event - Convenience union of fw_cdev_event_ types 301 * union fw_cdev_event - Convenience union of fw_cdev_event_ types
288 * @common: Valid for all types 302 * @common: Valid for all types
289 * @bus_reset: Valid if @common.type == %FW_CDEV_EVENT_BUS_RESET 303 * @bus_reset: Valid if @common.type == %FW_CDEV_EVENT_BUS_RESET
@@ -294,6 +308,7 @@ struct fw_cdev_event_iso_resource {
294 * @iso_resource: Valid if @common.type == 308 * @iso_resource: Valid if @common.type ==
295 * %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED or 309 * %FW_CDEV_EVENT_ISO_RESOURCE_ALLOCATED or
296 * %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED 310 * %FW_CDEV_EVENT_ISO_RESOURCE_DEALLOCATED
311 * @phy_packet: Valid if @common.type == %FW_CDEV_EVENT_PHY_PACKET_SENT
297 * 312 *
298 * Convenience union for userspace use. Events could be read(2) into an 313 * Convenience union for userspace use. Events could be read(2) into an
299 * appropriately aligned char buffer and then cast to this union for further 314 * appropriately aligned char buffer and then cast to this union for further
@@ -311,6 +326,7 @@ union fw_cdev_event {
311 struct fw_cdev_event_request2 request2; /* added in 2.6.36 */ 326 struct fw_cdev_event_request2 request2; /* added in 2.6.36 */
312 struct fw_cdev_event_iso_interrupt iso_interrupt; 327 struct fw_cdev_event_iso_interrupt iso_interrupt;
313 struct fw_cdev_event_iso_resource iso_resource; /* added in 2.6.30 */ 328 struct fw_cdev_event_iso_resource iso_resource; /* added in 2.6.30 */
329 struct fw_cdev_event_phy_packet phy_packet; /* added in 2.6.36 */
314}; 330};
315 331
316/* available since kernel version 2.6.22 */ 332/* available since kernel version 2.6.22 */
@@ -342,6 +358,9 @@ union fw_cdev_event {
342/* available since kernel version 2.6.34 */ 358/* available since kernel version 2.6.34 */
343#define FW_CDEV_IOC_GET_CYCLE_TIMER2 _IOWR('#', 0x14, struct fw_cdev_get_cycle_timer2) 359#define FW_CDEV_IOC_GET_CYCLE_TIMER2 _IOWR('#', 0x14, struct fw_cdev_get_cycle_timer2)
344 360
361/* available since kernel version 2.6.36 */
362#define FW_CDEV_IOC_SEND_PHY_PACKET _IOWR('#', 0x15, struct fw_cdev_send_phy_packet)
363
345/* 364/*
346 * ABI version history 365 * ABI version history
347 * 1 (2.6.22) - initial version 366 * 1 (2.6.22) - initial version
@@ -357,8 +376,9 @@ union fw_cdev_event {
357 * - shared use and auto-response for FCP registers 376 * - shared use and auto-response for FCP registers
358 * 3 (2.6.34) - made &fw_cdev_get_cycle_timer reliable 377 * 3 (2.6.34) - made &fw_cdev_get_cycle_timer reliable
359 * - added %FW_CDEV_IOC_GET_CYCLE_TIMER2 378 * - added %FW_CDEV_IOC_GET_CYCLE_TIMER2
360 * 4 (2.6.36) - added %FW_CDEV_EVENT_REQUEST2 379 * 4 (2.6.36) - added %FW_CDEV_EVENT_REQUEST2, %FW_CDEV_EVENT_PHY_PACKET_SENT
361 * - implemented &fw_cdev_event_bus_reset.bm_node_id 380 * - implemented &fw_cdev_event_bus_reset.bm_node_id
381 * - added %FW_CDEV_IOC_SEND_PHY_PACKET
362 */ 382 */
363#define FW_CDEV_VERSION 3 /* Meaningless; don't use this macro. */ 383#define FW_CDEV_VERSION 3 /* Meaningless; don't use this macro. */
364 384
@@ -808,4 +828,26 @@ struct fw_cdev_send_stream_packet {
808 __u32 speed; 828 __u32 speed;
809}; 829};
810 830
831/**
832 * struct fw_cdev_send_phy_packet - send a PHY packet
833 * @closure: Passed back to userspace in the PHY-packet-sent event
834 * @data: First and second quadlet of the PHY packet
835 * @generation: The bus generation where packet is valid
836 *
837 * The %FW_CDEV_IOC_SEND_PHY_PACKET ioctl sends a PHY packet to all nodes
838 * on the same card as this device. After transmission, an
839 * %FW_CDEV_EVENT_PHY_PACKET_SENT event is generated.
840 *
841 * The payload @data[] shall be specified in host byte order. Usually,
842 * @data[1] needs to be the bitwise inverse of @data[0]. VersaPHY packets
843 * are an exception to this rule.
844 *
845 * The ioctl is only permitted on device files which represent a local node.
846 */
847struct fw_cdev_send_phy_packet {
848 __u64 closure;
849 __u32 data[2];
850 __u32 generation;
851};
852
811#endif /* _LINUX_FIREWIRE_CDEV_H */ 853#endif /* _LINUX_FIREWIRE_CDEV_H */