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, 0 insertions, 30 deletions

diff --git a/drivers/ieee1394/ieee1394_transactions.c b/drivers/ieee1394/ieee1394_transactions.c
index 40078ce930c8..c39c70a8aa9f 100644
--- a/drivers/ieee1394/ieee1394_transactions.c
+++ b/drivers/ieee1394/ieee1394_transactions.c
@@ -89,18 +89,6 @@ static void fill_async_lock(struct hpsb_packet *packet, u64 addr, int extcode,
         packet->expect_response = 1;
 }
 
-static void fill_iso_packet(struct hpsb_packet *packet, int length, int channel,
-                            int tag, int sync)
-{
-        packet->header[0] = (length << 16) | (tag << 14) | (channel << 8)
-            | (TCODE_ISO_DATA << 4) | sync;
-
-        packet->header_size = 4;
-        packet->data_size = length;
-        packet->type = hpsb_iso;
-        packet->tcode = TCODE_ISO_DATA;
-}
-
 static void fill_phy_packet(struct hpsb_packet *packet, quadlet_t data)
 {
         packet->header[0] = data;
@@ -491,24 +479,6 @@ struct hpsb_packet *hpsb_make_phypacket(struct hpsb_host *host, quadlet_t data)
         return p;
 }
 
-struct hpsb_packet *hpsb_make_isopacket(struct hpsb_host *host,
-                                        int length, int channel,
-                                        int tag, int sync)
-{
-        struct hpsb_packet *p;
-
-        p = hpsb_alloc_packet(length);
-        if (!p)
-                return NULL;
-
-        p->host = host;
-        fill_iso_packet(p, length, channel, tag, sync);
-
-        p->generation = get_hpsb_generation(host);
-
-        return p;
-}
-
 /*
  * FIXME - these functions should probably read from / write to user space to
  * avoid in kernel buffers for user space callers