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authorMatan Barak <matanb@mellanox.com>2015-06-11 16:35:20 +0300
committerDoug Ledford <dledford@redhat.com>2015-06-12 14:49:10 -0400
commitbcf4c1ea583cd213f0bafdbeb11d80f83c5f10e6 (patch)
tree72463f25dd9f2d82c682e1331a2da0a0efc9d0dd /drivers/infiniband/hw/amso1100/c2_provider.c
parentiw_cxgb4: support for bar2 qid densities exceeding the page size (diff)
downloadlinux-dev-bcf4c1ea583cd213f0bafdbeb11d80f83c5f10e6.tar.xz
linux-dev-bcf4c1ea583cd213f0bafdbeb11d80f83c5f10e6.zip
IB/core: Change provider's API of create_cq to be extendible
Add a new ib_cq_init_attr structure which contains the previous cqe (minimum number of CQ entries) and comp_vector (completion vector) in addition to a new flags field. All vendors' create_cq callbacks are changed in order to work with the new API. This commit does not change any functionality. Signed-off-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Reviewed-By: Devesh Sharma <devesh.sharma@avagotech.com> to patch #2 Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/amso1100/c2_provider.c')
-rw-r--r--drivers/infiniband/hw/amso1100/c2_provider.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c
index 0f007a6b188b..8ea569f2cfa6 100644
--- a/drivers/infiniband/hw/amso1100/c2_provider.c
+++ b/drivers/infiniband/hw/amso1100/c2_provider.c
@@ -286,13 +286,18 @@ static int c2_destroy_qp(struct ib_qp *ib_qp)
return 0;
}
-static struct ib_cq *c2_create_cq(struct ib_device *ibdev, int entries, int vector,
+static struct ib_cq *c2_create_cq(struct ib_device *ibdev,
+ const struct ib_cq_init_attr *attr,
struct ib_ucontext *context,
struct ib_udata *udata)
{
+ int entries = attr->cqe;
struct c2_cq *cq;
int err;
+ if (attr->flags)
+ return ERR_PTR(-EINVAL);
+
cq = kmalloc(sizeof(*cq), GFP_KERNEL);
if (!cq) {
pr_debug("%s: Unable to allocate CQ\n", __func__);