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Red Hat Bugzilla – Attachment 305409 Details for
Bug 435550
Cannot capture DV stream with new firewire stack
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[patch]
log bus addresses in dualbuffer IR
xxx (text/plain), 923 bytes, created by
Stefan Richter
on 2008-05-14 22:08:18 UTC
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Description:
log bus addresses in dualbuffer IR
Filename:
MIME Type:
Creator:
Stefan Richter
Created:
2008-05-14 22:08:18 UTC
Size:
923 bytes
patch
obsolete
>--- > drivers/firewire/fw-ohci.c | 4 ++++ > 1 file changed, 4 insertions(+) > >Index: linux/drivers/firewire/fw-ohci.c >=================================================================== >--- linux.orig/drivers/firewire/fw-ohci.c >+++ linux/drivers/firewire/fw-ohci.c >@@ -2119,6 +2119,7 @@ ohci_queue_iso_receive_dualbuffer(struct > dma_addr_t d_bus, page_bus; > u32 z, header_z, length, rest; > int page, offset, packet_count, header_size; >+ static int X; > > /* > * FIXME: Cycle lost behavior should be configurable: lose >@@ -2173,6 +2174,9 @@ ohci_queue_iso_receive_dualbuffer(struct > page_bus = page_private(buffer->pages[page]); > db->second_buffer = cpu_to_le32(page_bus + offset); > >+ if ((d_bus & 1 << 31 || page_bus & 1 << 31) && !(X++ & 31)) >+ fw_notify("##### d_bus %08ux, page_bus %08ux\n", d_bus, page_bus); >+ > if (p->interrupt && length == rest) > db->control |= cpu_to_le16(DESCRIPTOR_IRQ_ALWAYS); >
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