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authorRalph Campbell <ralph.campbell@qlogic.com>2008-04-16 21:01:13 -0700
committerRoland Dreier <rolandd@cisco.com>2008-04-16 21:01:13 -0700
commit8bae0ff2590c0b709d217da4466c6dba0b6b885c (patch)
treef247683b7efabae4ffda68ff7592ca22dfb69897 /drivers/infiniband/hw/ipath/ipath_intr.c
parent0349d1662027fee36e590640b3b05fd979ae26f8 (diff)
downloadop-kernel-dev-8bae0ff2590c0b709d217da4466c6dba0b6b885c.zip
op-kernel-dev-8bae0ff2590c0b709d217da4466c6dba0b6b885c.tar.gz
IB/ipath: Fix error recovery for send buffer status after chip freeze mode
The error recovery code for updating the driver's cached status information for which send buffers are busy or free wasn't updated for IBA7220. It should be similar to the initialization code in enable_chip(). Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_intr.c')
-rw-r--r--drivers/infiniband/hw/ipath/ipath_intr.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c
index d12dfad..ed2a227 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/infiniband/hw/ipath/ipath_intr.c
@@ -833,7 +833,8 @@ void ipath_clear_freeze(struct ipath_devdata *dd)
*/
for (i = 0; i < dd->ipath_pioavregs; i++) {
/* deal with 6110 chip bug */
- im = i > 3 ? i ^ 1 : i;
+ im = (i > 3 && (dd->ipath_flags & IPATH_SWAP_PIOBUFS)) ?
+ i ^ 1 : i;
val = ipath_read_kreg64(dd, (0x1000 / sizeof(u64)) + im);
dd->ipath_pioavailregs_dma[i] = cpu_to_le64(val);
dd->ipath_pioavailshadow[i] = val;
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