diff options
| author | Hariprasad S <hariprasad@chelsio.com> | 2015-12-11 10:32:01 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-12-24 08:17:30 +0300 |
| commit | c5dfb000b90442e52f735bef4c2fc3f67783eaeb (patch) | |
| tree | 81282762b00f969dceeb752deb252e0db5606e12 | |
| parent | 0d6ed314de18b65a8063cbed450a2ca0c6a16c52 (diff) | |
| download | linux-c5dfb000b90442e52f735bef4c2fc3f67783eaeb.tar.xz | |
iw_cxgb4: Pass qid range to user space driver
Enhances the t4_dev_status_page to pass the qid start and size
attributes from iw_cxgb4 to libcxgb4.
Bump the ABI Version to 3 -> To allow libcxgb4 to detect old drivers and
revert to the old way of computing the qid ranges.
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/device.c | 4 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/t4.h | 7 | ||||
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/user.h | 2 |
3 files changed, 12 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index 58fce1742b8d..bf155386a71e 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -850,6 +850,10 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev) } rdev->status_page = (struct t4_dev_status_page *) __get_free_page(GFP_KERNEL); + rdev->status_page->qp_start = rdev->lldi.vr->qp.start; + rdev->status_page->qp_size = rdev->lldi.vr->qp.size; + rdev->status_page->cq_start = rdev->lldi.vr->cq.start; + rdev->status_page->cq_size = rdev->lldi.vr->cq.size; if (!rdev->status_page) { pr_err(MOD "error allocating status page\n"); goto err4; diff --git a/drivers/infiniband/hw/cxgb4/t4.h b/drivers/infiniband/hw/cxgb4/t4.h index 1092a2d1f607..6126bbe36095 100644 --- a/drivers/infiniband/hw/cxgb4/t4.h +++ b/drivers/infiniband/hw/cxgb4/t4.h @@ -699,4 +699,11 @@ static inline void t4_set_cq_in_error(struct t4_cq *cq) struct t4_dev_status_page { u8 db_off; + u8 pad1; + u16 pad2; + u32 pad3; + u64 qp_start; + u64 qp_size; + u64 cq_start; + u64 cq_size; }; diff --git a/drivers/infiniband/hw/cxgb4/user.h b/drivers/infiniband/hw/cxgb4/user.h index cbd0ce170728..295f422b9a3a 100644 --- a/drivers/infiniband/hw/cxgb4/user.h +++ b/drivers/infiniband/hw/cxgb4/user.h @@ -32,7 +32,7 @@ #ifndef __C4IW_USER_H__ #define __C4IW_USER_H__ -#define C4IW_UVERBS_ABI_VERSION 2 +#define C4IW_UVERBS_ABI_VERSION 3 /* * Make sure that all structs defined in this file remain laid out so |