summaryrefslogtreecommitdiffstats
path: root/drivers/ieee1394/hosts.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ieee1394/hosts.h')
-rw-r--r--drivers/ieee1394/hosts.h201
1 files changed, 0 insertions, 201 deletions
diff --git a/drivers/ieee1394/hosts.h b/drivers/ieee1394/hosts.h
deleted file mode 100644
index 49c3590..0000000
--- a/drivers/ieee1394/hosts.h
+++ /dev/null
@@ -1,201 +0,0 @@
-#ifndef _IEEE1394_HOSTS_H
-#define _IEEE1394_HOSTS_H
-
-#include <linux/device.h>
-#include <linux/list.h>
-#include <linux/timer.h>
-#include <linux/types.h>
-#include <linux/workqueue.h>
-#include <asm/atomic.h>
-
-struct pci_dev;
-struct module;
-
-#include "ieee1394_types.h"
-#include "csr.h"
-#include "highlevel.h"
-
-struct hpsb_packet;
-struct hpsb_iso;
-
-struct hpsb_host {
- struct list_head host_list;
-
- void *hostdata;
-
- atomic_t generation;
-
- struct list_head pending_packets;
- struct timer_list timeout;
- unsigned long timeout_interval;
-
- int node_count; /* number of identified nodes on this bus */
- int selfid_count; /* total number of SelfIDs received */
- int nodes_active; /* number of nodes with active link layer */
-
- nodeid_t node_id; /* node ID of this host */
- nodeid_t irm_id; /* ID of this bus' isochronous resource manager */
- nodeid_t busmgr_id; /* ID of this bus' bus manager */
-
- /* this nodes state */
- unsigned in_bus_reset:1;
- unsigned is_shutdown:1;
- unsigned resume_packet_sent:1;
-
- /* this nodes' duties on the bus */
- unsigned is_root:1;
- unsigned is_cycmst:1;
- unsigned is_irm:1;
- unsigned is_busmgr:1;
-
- int reset_retries;
- quadlet_t *topology_map;
- u8 *speed_map;
-
- int id;
- struct hpsb_host_driver *driver;
- struct pci_dev *pdev;
- struct device device;
- struct device host_dev;
-
- struct delayed_work delayed_reset;
- unsigned config_roms:31;
- unsigned update_config_rom:1;
-
- struct list_head addr_space;
- u64 low_addr_space; /* upper bound of physical DMA area */
- u64 middle_addr_space; /* upper bound of posted write area */
-
- u8 speed[ALL_NODES]; /* speed between each node and local node */
-
- /* per node tlabel allocation */
- u8 next_tl[ALL_NODES];
- struct { DECLARE_BITMAP(map, 64); } tl_pool[ALL_NODES];
-
- struct csr_control csr;
-
- struct hpsb_address_serve dummy_zero_addr;
- struct hpsb_address_serve dummy_max_addr;
-};
-
-enum devctl_cmd {
- /* Host is requested to reset its bus and cancel all outstanding async
- * requests. If arg == 1, it shall also attempt to become root on the
- * bus. Return void. */
- RESET_BUS,
-
- /* Arg is void, return value is the hardware cycle counter value. */
- GET_CYCLE_COUNTER,
-
- /* Set the hardware cycle counter to the value in arg, return void.
- * FIXME - setting is probably not required. */
- SET_CYCLE_COUNTER,
-
- /* Configure hardware for new bus ID in arg, return void. */
- SET_BUS_ID,
-
- /* If arg true, start sending cycle start packets, stop if arg == 0.
- * Return void. */
- ACT_CYCLE_MASTER,
-
- /* Cancel all outstanding async requests without resetting the bus.
- * Return void. */
- CANCEL_REQUESTS,
-};
-
-enum isoctl_cmd {
- /* rawiso API - see iso.h for the meanings of these commands
- * (they correspond exactly to the hpsb_iso_* API functions)
- * INIT = allocate resources
- * START = begin transmission/reception
- * STOP = halt transmission/reception
- * QUEUE/RELEASE = produce/consume packets
- * SHUTDOWN = deallocate resources
- */
-
- XMIT_INIT,
- XMIT_START,
- XMIT_STOP,
- XMIT_QUEUE,
- XMIT_SHUTDOWN,
-
- RECV_INIT,
- RECV_LISTEN_CHANNEL, /* multi-channel only */
- RECV_UNLISTEN_CHANNEL, /* multi-channel only */
- RECV_SET_CHANNEL_MASK, /* multi-channel only; arg is a *u64 */
- RECV_START,
- RECV_STOP,
- RECV_RELEASE,
- RECV_SHUTDOWN,
- RECV_FLUSH
-};
-
-enum reset_types {
- /* 166 microsecond reset -- only type of reset available on
- non-1394a capable controllers */
- LONG_RESET,
-
- /* Short (arbitrated) reset -- only available on 1394a capable
- controllers */
- SHORT_RESET,
-
- /* Variants that set force_root before issueing the bus reset */
- LONG_RESET_FORCE_ROOT, SHORT_RESET_FORCE_ROOT,
-
- /* Variants that clear force_root before issueing the bus reset */
- LONG_RESET_NO_FORCE_ROOT, SHORT_RESET_NO_FORCE_ROOT
-};
-
-struct hpsb_host_driver {
- struct module *owner;
- const char *name;
-
- /* The hardware driver may optionally support a function that is used
- * to set the hardware ConfigROM if the hardware supports handling
- * reads to the ConfigROM on its own. */
- void (*set_hw_config_rom)(struct hpsb_host *host,
- __be32 *config_rom);
-
- /* This function shall implement packet transmission based on
- * packet->type. It shall CRC both parts of the packet (unless
- * packet->type == raw) and do byte-swapping as necessary or instruct
- * the hardware to do so. It can return immediately after the packet
- * was queued for sending. After sending, hpsb_sent_packet() has to be
- * called. Return 0 on success, negative errno on failure.
- * NOTE: The function must be callable in interrupt context.
- */
- int (*transmit_packet)(struct hpsb_host *host,
- struct hpsb_packet *packet);
-
- /* This function requests miscellanous services from the driver, see
- * above for command codes and expected actions. Return -1 for unknown
- * command, though that should never happen.
- */
- int (*devctl)(struct hpsb_host *host, enum devctl_cmd command, int arg);
-
- /* ISO transmission/reception functions. Return 0 on success, -1
- * (or -EXXX errno code) on failure. If the low-level driver does not
- * support the new ISO API, set isoctl to NULL.
- */
- int (*isoctl)(struct hpsb_iso *iso, enum isoctl_cmd command,
- unsigned long arg);
-
- /* This function is mainly to redirect local CSR reads/locks to the iso
- * management registers (bus manager id, bandwidth available, channels
- * available) to the hardware registers in OHCI. reg is 0,1,2,3 for bus
- * mgr, bwdth avail, ch avail hi, ch avail lo respectively (the same ids
- * as OHCI uses). data and compare are the new data and expected data
- * respectively, return value is the old value.
- */
- quadlet_t (*hw_csr_reg) (struct hpsb_host *host, int reg,
- quadlet_t data, quadlet_t compare);
-};
-
-struct hpsb_host *hpsb_alloc_host(struct hpsb_host_driver *drv, size_t extra,
- struct device *dev);
-int hpsb_add_host(struct hpsb_host *host);
-void hpsb_resume_host(struct hpsb_host *host);
-void hpsb_remove_host(struct hpsb_host *host);
-int hpsb_update_config_rom_image(struct hpsb_host *host);
-
-#endif /* _IEEE1394_HOSTS_H */
OpenPOWER on IntegriCloud