Merge tag 'v2.6.33' for its firewire changes since last branch point

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

1 files changed, 11 insertions, 6 deletions

diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index f8a71397cf6e..0f7c4bb978e7 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2136,11 +2136,6 @@ static int ohci_queue_iso_transmit(struct fw_iso_context *base,
         u32 payload_index, payload_end_index, next_page_index;
         int page, end_page, i, length, offset;
 
-        /*
-         * FIXME: Cycle lost behavior should be configurable: lose
-         * packet, retransmit or terminate..
-         */
-
         p = packet;
         payload_index = payload;
 
@@ -2170,6 +2165,14 @@ static int ohci_queue_iso_transmit(struct fw_iso_context *base,
         if (!p->skip) {
                 d[0].control   = cpu_to_le16(DESCRIPTOR_KEY_IMMEDIATE);
                 d[0].req_count = cpu_to_le16(8);
+                /*
+                 * Link the skip address to this descriptor itself.  This causes
+                 * a context to skip a cycle whenever lost cycles or FIFO
+                 * overruns occur, without dropping the data.  The application
+                 * should then decide whether this is an error condition or not.
+                 * FIXME:  Make the context's cycle-lost behaviour configurable?
+                 */
+                d[0].branch_address = cpu_to_le32(d_bus | z);
 
                 header = (__le32 *) &d[1];
                 header[0] = cpu_to_le32(IT_HEADER_SY(p->sy) |
@@ -2455,6 +2458,7 @@ static void ohci_pmac_off(struct pci_dev *dev)
 
 #define PCI_VENDOR_ID_AGERE             PCI_VENDOR_ID_ATT
 #define PCI_DEVICE_ID_AGERE_FW643       0x5901
+#define PCI_DEVICE_ID_TI_TSB43AB23      0x8024
 
 static int __devinit pci_probe(struct pci_dev *dev,
                                const struct pci_device_id *ent)
@@ -2523,7 +2527,8 @@ static int __devinit pci_probe(struct pci_dev *dev,
 #if !defined(CONFIG_X86_32)
         /* dual-buffer mode is broken with descriptor addresses above 2G */
         if (dev->vendor == PCI_VENDOR_ID_TI &&
-            dev->device == PCI_DEVICE_ID_TI_TSB43AB22)
+            (dev->device == PCI_DEVICE_ID_TI_TSB43AB22 ||
+             dev->device == PCI_DEVICE_ID_TI_TSB43AB23))
                 ohci->use_dualbuffer = false;
 #endif