X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fieee1394%2Fieee1394_core.h;h=536ba3f580fd49995fc812353167d8cc65307570;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=ec322198022ca3880575d496c091ebba76971d9d;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/drivers/ieee1394/ieee1394_core.h b/drivers/ieee1394/ieee1394_core.h index ec3221980..536ba3f58 100644 --- a/drivers/ieee1394/ieee1394_core.h +++ b/drivers/ieee1394/ieee1394_core.h @@ -1,17 +1,19 @@ - #ifndef _IEEE1394_CORE_H #define _IEEE1394_CORE_H -#include -#include +#include +#include +#include +#include +#include #include -#include -#include "hosts.h" +#include "hosts.h" +#include "ieee1394_types.h" struct hpsb_packet { - /* This struct is basically read-only for hosts with the exception of - * the data buffer contents and xnext - see below. */ + /* This struct is basically read-only for hosts with the exception of + * the data buffer contents and xnext - see below. */ /* This can be used for host driver internal linking. * @@ -21,47 +23,46 @@ struct hpsb_packet { * driver_list when free'ing it. */ struct list_head driver_list; - nodeid_t node_id; - - /* Async and Iso types should be clear, raw means send-as-is, do not - * CRC! Byte swapping shall still be done in this case. */ - enum { hpsb_async, hpsb_iso, hpsb_raw } __attribute__((packed)) type; - - /* Okay, this is core internal and a no care for hosts. - * queued = queued for sending - * pending = sent, waiting for response - * complete = processing completed, successful or not - */ - enum { - hpsb_unused, hpsb_queued, hpsb_pending, hpsb_complete - } __attribute__((packed)) state; - - /* These are core internal. */ - signed char tlabel; - char ack_code; - char tcode; - - unsigned expect_response:1; - unsigned no_waiter:1; - - /* Speed to transmit with: 0 = 100Mbps, 1 = 200Mbps, 2 = 400Mbps */ - unsigned speed_code:2; - - /* - * *header and *data are guaranteed to be 32-bit DMAable and may be - * overwritten to allow in-place byte swapping. Neither of these is - * CRCed (the sizes also don't include CRC), but contain space for at - * least one additional quadlet to allow in-place CRCing. The memory is - * also guaranteed to be DMA mappable. - */ - quadlet_t *header; - quadlet_t *data; - size_t header_size; - size_t data_size; - - - struct hpsb_host *host; - unsigned int generation; + nodeid_t node_id; + + /* Async and Iso types should be clear, raw means send-as-is, do not + * CRC! Byte swapping shall still be done in this case. */ + enum { hpsb_async, hpsb_iso, hpsb_raw } __attribute__((packed)) type; + + /* Okay, this is core internal and a no care for hosts. + * queued = queued for sending + * pending = sent, waiting for response + * complete = processing completed, successful or not + */ + enum { + hpsb_unused, hpsb_queued, hpsb_pending, hpsb_complete + } __attribute__((packed)) state; + + /* These are core internal. */ + signed char tlabel; + signed char ack_code; + unsigned char tcode; + + unsigned expect_response:1; + unsigned no_waiter:1; + + /* Speed to transmit with: 0 = 100Mbps, 1 = 200Mbps, 2 = 400Mbps */ + unsigned speed_code:2; + + /* + * *header and *data are guaranteed to be 32-bit DMAable and may be + * overwritten to allow in-place byte swapping. Neither of these is + * CRCed (the sizes also don't include CRC), but contain space for at + * least one additional quadlet to allow in-place CRCing. The memory is + * also guaranteed to be DMA mappable. + */ + quadlet_t *header; + quadlet_t *data; + size_t header_size; + size_t data_size; + + struct hpsb_host *host; + unsigned int generation; atomic_t refcnt; @@ -73,15 +74,15 @@ struct hpsb_packet { /* XXX This is just a hack at the moment */ struct sk_buff *skb; - /* Store jiffies for implementing bus timeouts. */ - unsigned long sendtime; + /* Store jiffies for implementing bus timeouts. */ + unsigned long sendtime; - quadlet_t embedded_header[5]; + quadlet_t embedded_header[5]; }; /* Set a task for when a packet completes */ void hpsb_set_packet_complete_task(struct hpsb_packet *packet, - void (*routine)(void *), void *data); + void (*routine)(void *), void *data); static inline struct hpsb_packet *driver_packet(struct list_head *l) { @@ -89,23 +90,19 @@ static inline struct hpsb_packet *driver_packet(struct list_head *l) } void abort_timedouts(unsigned long __opaque); -void abort_requests(struct hpsb_host *host); struct hpsb_packet *hpsb_alloc_packet(size_t data_size); void hpsb_free_packet(struct hpsb_packet *packet); - /* * Generation counter for the complete 1394 subsystem. Generation gets * incremented on every change in the subsystem (e.g. bus reset). * * Use the functions, not the variable. */ -#include - static inline unsigned int get_hpsb_generation(struct hpsb_host *host) { - return atomic_read(&host->generation); + return atomic_read(&host->generation); } /* @@ -143,7 +140,7 @@ int hpsb_bus_reset(struct hpsb_host *host); /* * Hand over received selfid packet to the core. Complement check (second - * quadlet is complement of first) is expected to be done and succesful. + * quadlet is complement of first) is expected to be done and successful. */ void hpsb_selfid_received(struct hpsb_host *host, quadlet_t sid); @@ -160,7 +157,7 @@ void hpsb_selfid_complete(struct hpsb_host *host, int phyid, int isroot); * from within a transmit packet routine. */ void hpsb_packet_sent(struct hpsb_host *host, struct hpsb_packet *packet, - int ackcode); + int ackcode); /* * Hand over received packet to the core. The contents of data are expected to @@ -174,7 +171,7 @@ void hpsb_packet_sent(struct hpsb_host *host, struct hpsb_packet *packet, * packet type. */ void hpsb_packet_received(struct hpsb_host *host, quadlet_t *data, size_t size, - int write_acked); + int write_acked); /* @@ -200,30 +197,34 @@ void hpsb_packet_received(struct hpsb_host *host, quadlet_t *data, size_t size, * Block 15 (240-255) reserved for drivers under development, etc. */ -#define IEEE1394_MAJOR 171 +#define IEEE1394_MAJOR 171 -#define IEEE1394_MINOR_BLOCK_RAW1394 0 -#define IEEE1394_MINOR_BLOCK_VIDEO1394 1 -#define IEEE1394_MINOR_BLOCK_DV1394 2 -#define IEEE1394_MINOR_BLOCK_AMDTP 3 +#define IEEE1394_MINOR_BLOCK_RAW1394 0 +#define IEEE1394_MINOR_BLOCK_VIDEO1394 1 +#define IEEE1394_MINOR_BLOCK_DV1394 2 #define IEEE1394_MINOR_BLOCK_EXPERIMENTAL 15 -#define IEEE1394_CORE_DEV MKDEV(IEEE1394_MAJOR, 0) -#define IEEE1394_RAW1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16) -#define IEEE1394_VIDEO1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_VIDEO1394 * 16) -#define IEEE1394_DV1394_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_DV1394 * 16) -#define IEEE1394_AMDTP_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_AMDTP * 16) -#define IEEE1394_EXPERIMENTAL_DEV MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_EXPERIMENTAL * 16) +#define IEEE1394_CORE_DEV MKDEV(IEEE1394_MAJOR, 0) +#define IEEE1394_RAW1394_DEV MKDEV(IEEE1394_MAJOR, \ + IEEE1394_MINOR_BLOCK_RAW1394 * 16) +#define IEEE1394_VIDEO1394_DEV MKDEV(IEEE1394_MAJOR, \ + IEEE1394_MINOR_BLOCK_VIDEO1394 * 16) +#define IEEE1394_DV1394_DEV MKDEV(IEEE1394_MAJOR, \ + IEEE1394_MINOR_BLOCK_DV1394 * 16) +#define IEEE1394_EXPERIMENTAL_DEV MKDEV(IEEE1394_MAJOR, \ + IEEE1394_MINOR_BLOCK_EXPERIMENTAL * 16) /* return the index (within a minor number block) of a file */ static inline unsigned char ieee1394_file_to_instance(struct file *file) { - return file->f_dentry->d_inode->i_cindex; + return file->f_path.dentry->d_inode->i_cindex; } +extern int hpsb_disable_irm; /* Our sysfs bus entry */ extern struct bus_type ieee1394_bus_type; extern struct class hpsb_host_class; +extern struct class *hpsb_protocol_class; #endif /* _IEEE1394_CORE_H */