ieee1394: remove old isochronous ABI

Based on patch "the scheduled removal of RAW1394_REQ_ISO_{SEND,LISTEN}"
from Adrian Bunk, November 20 2006.

This patch also removes the underlying facilities in ohci1394 and
disables them in pcilynx.  That is, hpsb_host_driver.devctl() and
hpsb_host_driver.transmit_packet() are no longer used for iso reception
and transmission.

Since video1394 and dv1394 only work with ohci1394 and raw1394's rawiso
interface has never been implemented in pcilynx, pcilynx is now no
longer useful for isochronous applications.

raw1394 will still handle the request types but will complete the
requests with errors that indicate API version conflicts.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 1 insertions, 15 deletions

diff --git a/drivers/ieee1394/highlevel.h b/drivers/ieee1394/highlevel.h
index 63474f7ee69..eb9fe321e09 100644
--- a/drivers/ieee1394/highlevel.h
+++ b/drivers/ieee1394/highlevel.h
@@ -26,9 +26,7 @@ struct hpsb_address_serve {
 struct hpsb_highlevel {
         const char *name;
 
-        /* Any of the following pointers can legally be NULL, except for
-         * iso_receive which can only be NULL when you don't request
-         * channels. */
+        /* Any of the following pointers can legally be NULL. */
 
         /* New host initialized.  Will also be called during
          * hpsb_register_highlevel for all hosts already installed. */
@@ -43,13 +41,6 @@ struct hpsb_highlevel {
          * You can not expect to be able to do stock hpsb_reads. */
         void (*host_reset)(struct hpsb_host *host);
 
-        /* An isochronous packet was received.  Channel contains the channel
-         * number for your convenience, it is also contained in the included
-         * packet header (first quadlet, CRCs are missing).  You may get called
-         * for channel/host combinations you did not request. */
-        void (*iso_receive)(struct hpsb_host *host, int channel,
-                            quadlet_t *data, size_t length);
-
         /* A write request was received on either the FCP_COMMAND (direction =
          * 0) or the FCP_RESPONSE (direction = 1) register.  The cts arg
          * contains the cts field (first byte of data). */
@@ -109,7 +100,6 @@ int highlevel_lock(struct hpsb_host *host, int nodeid, quadlet_t *store,
 int highlevel_lock64(struct hpsb_host *host, int nodeid, octlet_t *store,
                      u64 addr, octlet_t data, octlet_t arg, int ext_tcode,
                      u16 flags);
-void highlevel_iso_receive(struct hpsb_host *host, void *data, size_t length);
 void highlevel_fcp_request(struct hpsb_host *host, int nodeid, int direction,
                            void *data, size_t length);
 
@@ -125,10 +115,6 @@ int hpsb_register_addrspace(struct hpsb_highlevel *hl, struct hpsb_host *host,
                             struct hpsb_address_ops *ops, u64 start, u64 end);
 int hpsb_unregister_addrspace(struct hpsb_highlevel *hl, struct hpsb_host *host,
                               u64 start);
-int hpsb_listen_channel(struct hpsb_highlevel *hl, struct hpsb_host *host,
-                        unsigned int channel);
-void hpsb_unlisten_channel(struct hpsb_highlevel *hl, struct hpsb_host *host,
-                           unsigned int channel);
 
 void *hpsb_get_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host);
 void *hpsb_create_hostinfo(struct hpsb_highlevel *hl, struct hpsb_host *host,