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firewire: Move sync and tag parameters to start_iso ioctl.

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Setting these at create_context time or start_iso time doesn't matter
much, but raw1394 sets them at start_iso time so that will be easier to
emulate this way.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Kristian Høgsberg
2007-03-14 17:34:54 -04:00
committed by Stefan Richter
parent c70dc788fd
commit eb0306eac0
5 changed files with 26 additions and 32 deletions
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9
drivers/firewire/fw-ohci.c
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@@ -1294,8 +1294,7 @@ static int handle_it_packet(struct context *context,
}
static struct fw_iso_context *
ohci_allocate_iso_context(struct fw_card *card, int type,
int sync, int tags, size_t header_size)
ohci_allocate_iso_context(struct fw_card *card, int type, size_t header_size)
{
struct fw_ohci *ohci = fw_ohci(card);
struct iso_context *ctx, *list;
@@ -1357,7 +1356,8 @@ ohci_allocate_iso_context(struct fw_card *card, int type,
return ERR_PTR(retval);
}
static int ohci_start_iso(struct fw_iso_context *base, s32 cycle)
static int ohci_start_iso(struct fw_iso_context *base,
s32 cycle, u32 sync, u32 tags)
{
struct iso_context *ctx = container_of(base, struct iso_context, base);
struct fw_ohci *ohci = ctx->context.ohci;
@@ -1379,8 +1379,7 @@ static int ohci_start_iso(struct fw_iso_context *base, s32 cycle)
reg_write(ohci, OHCI1394_IsoRecvIntEventClear, 1 << index);
reg_write(ohci, OHCI1394_IsoRecvIntMaskSet, 1 << index);
reg_write(ohci, context_match(ctx->context.regs),
(ctx->base.tags << 28) |
(ctx->base.sync << 8) | ctx->base.channel);
(tags << 28) | (sync << 8) | ctx->base.channel);
context_run(&ctx->context,
IR_CONTEXT_DUAL_BUFFER_MODE |
IR_CONTEXT_ISOCH_HEADER);