diff options
| author | Joachim Fenkes <fenkes@de.ibm.com> | 2007-12-10 12:59:10 -0500 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-12-12 17:09:43 -0500 |
| commit | 4faf7757955239c1b259e7dab224d4638a99b456 (patch) | |
| tree | d6e56aef1706cf26c0daa67bad150cb88ad7f52f /drivers/infiniband/hw/ehca/hipz_hw.h | |
| parent | 1457edc72d187f452be1374c7d9281f1dfa16f32 (diff) | |
IB/ehca: Serialize HCA-related hCalls if necessary
Several pSeries firmware versions share a rare locking issue in the
HCA-related hCalls. Check for a feature flag that indicates the issue
being fixed and serialize all HCA hCalls if not.
Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/hipz_hw.h')
| -rw-r--r-- | drivers/infiniband/hw/ehca/hipz_hw.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/hipz_hw.h b/drivers/infiniband/hw/ehca/hipz_hw.h index 485b8400359e..bf996c7acc42 100644 --- a/drivers/infiniband/hw/ehca/hipz_hw.h +++ b/drivers/infiniband/hw/ehca/hipz_hw.h | |||
| @@ -378,6 +378,7 @@ struct hipz_query_hca { | |||
| 378 | #define HCA_CAP_UD_LL_QP EHCA_BMASK_IBM(16, 16) | 378 | #define HCA_CAP_UD_LL_QP EHCA_BMASK_IBM(16, 16) |
| 379 | #define HCA_CAP_RESIZE_MR EHCA_BMASK_IBM(17, 17) | 379 | #define HCA_CAP_RESIZE_MR EHCA_BMASK_IBM(17, 17) |
| 380 | #define HCA_CAP_MINI_QP EHCA_BMASK_IBM(18, 18) | 380 | #define HCA_CAP_MINI_QP EHCA_BMASK_IBM(18, 18) |
| 381 | #define HCA_CAP_H_ALLOC_RES_SYNC EHCA_BMASK_IBM(19, 19) | ||
| 381 | 382 | ||
| 382 | /* query port response block */ | 383 | /* query port response block */ |
| 383 | struct hipz_query_port { | 384 | struct hipz_query_port { |