diff options
Diffstat (limited to 'drivers/ieee1394/hosts.h')
| -rw-r--r-- | drivers/ieee1394/hosts.h | 51 |
1 files changed, 22 insertions, 29 deletions
diff --git a/drivers/ieee1394/hosts.h b/drivers/ieee1394/hosts.h index 9ad4b246307..bc6dbfadb89 100644 --- a/drivers/ieee1394/hosts.h +++ b/drivers/ieee1394/hosts.h @@ -2,17 +2,19 @@ #define _IEEE1394_HOSTS_H #include <linux/device.h> -#include <linux/wait.h> #include <linux/list.h> -#include <linux/timer.h> #include <linux/skbuff.h> +#include <linux/timer.h> +#include <linux/types.h> +#include <linux/workqueue.h> +#include <asm/atomic.h> -#include <asm/semaphore.h> +struct pci_dev; +struct module; #include "ieee1394_types.h" #include "csr.h" - struct hpsb_packet; struct hpsb_iso; @@ -33,7 +35,6 @@ struct hpsb_host { 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 */ - u8 speed[ALL_NODES]; /* speed between each node and local node */ nodeid_t node_id; /* node ID of this host */ nodeid_t irm_id; /* ID of this bus' isochronous resource manager */ @@ -53,31 +54,29 @@ struct hpsb_host { int reset_retries; quadlet_t *topology_map; u8 *speed_map; - struct csr_control csr; - - /* Per node tlabel pool allocation */ - struct hpsb_tlabel_pool tpool[ALL_NODES]; + int id; struct hpsb_host_driver *driver; - struct pci_dev *pdev; - - int id; - struct device device; struct class_device class_dev; int update_config_rom; struct work_struct delayed_reset; - unsigned int config_roms; 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; +}; enum devctl_cmd { /* Host is requested to reset its bus and cancel all outstanding async @@ -112,7 +111,7 @@ enum devctl_cmd { enum isoctl_cmd { /* rawiso API - see iso.h for the meanings of these commands - (they correspond exactly to the hpsb_iso_* API functions) + * (they correspond exactly to the hpsb_iso_* API functions) * INIT = allocate resources * START = begin transmission/reception * STOP = halt transmission/reception @@ -160,7 +159,8 @@ struct hpsb_host_driver { /* 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, quadlet_t *config_rom); + void (*set_hw_config_rom)(struct hpsb_host *host, + quadlet_t *config_rom); /* This function shall implement packet transmission based on * packet->type. It shall CRC both parts of the packet (unless @@ -170,20 +170,21 @@ struct hpsb_host_driver { * 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); + 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); + 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); + 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 @@ -196,19 +197,11 @@ struct hpsb_host_driver { 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_remove_host(struct hpsb_host *h); -/* The following 2 functions are deprecated and will be removed when the - * raw1394/libraw1394 update is complete. */ -int hpsb_update_config_rom(struct hpsb_host *host, - const quadlet_t *new_rom, size_t size, unsigned char rom_version); -int hpsb_get_config_rom(struct hpsb_host *host, quadlet_t *buffer, - size_t buffersize, size_t *rom_size, unsigned char *rom_version); - /* Updates the configuration rom image of a host. rom_version must be the * current version, otherwise it will fail with return value -1. If this * host does not support config-rom-update, it will return -EINVAL. |