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authorDevesh Sharma <devesh.sharma@broadcom.com>2020-07-15 16:16:57 +0200
committerJason Gunthorpe <jgg@nvidia.com>2020-07-20 21:32:50 +0200
commit54ace98443ab9b8611b288359e20168e3e1571c1 (patch)
treee7cdb7df3190887524bc85b6f5b19acedbbe8ed4
parentRDMA/bnxt_re: Pull psn buffer dynamically based on prod (diff)
downloadlinux-54ace98443ab9b8611b288359e20168e3e1571c1.tar.xz
linux-54ace98443ab9b8611b288359e20168e3e1571c1.zip
RDMA/bnxt_re: Add helper data structures
Adding few helper data structure which are useful to initialize hardware send wqe in variable wqe mode. Adding a qp flag in HSI to indicate variable wqe is enabled for this qp. Link: https://lore.kernel.org/r/1594822619-4098-5-git-send-email-devesh.sharma@broadcom.com Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
-rw-r--r--drivers/infiniband/hw/bnxt_re/qplib_fp.h45
-rw-r--r--drivers/infiniband/hw/bnxt_re/roce_hsi.h1
2 files changed, 46 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.h b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
index 50e4f79d87d3..bf96a74098d3 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
@@ -39,6 +39,51 @@
#ifndef __BNXT_QPLIB_FP_H__
#define __BNXT_QPLIB_FP_H__
+/* Few helper structures temporarily defined here
+ * should get rid of these when roce_hsi.h is updated
+ * in original code base
+ */
+struct sq_ud_ext_hdr {
+ __le32 dst_qp;
+ __le32 avid;
+ __le64 rsvd;
+};
+
+struct sq_raw_ext_hdr {
+ __le32 cfa_meta;
+ __le32 rsvd0;
+ __le64 rsvd1;
+};
+
+struct sq_rdma_ext_hdr {
+ __le64 remote_va;
+ __le32 remote_key;
+ __le32 rsvd;
+};
+
+struct sq_atomic_ext_hdr {
+ __le64 swap_data;
+ __le64 cmp_data;
+};
+
+struct sq_fr_pmr_ext_hdr {
+ __le64 pblptr;
+ __le64 va;
+};
+
+struct sq_bind_ext_hdr {
+ __le64 va;
+ __le32 length_lo;
+ __le32 length_hi;
+};
+
+struct rq_ext_hdr {
+ __le64 rsvd1;
+ __le64 rsvd2;
+};
+
+/* Helper structures end */
+
struct bnxt_qplib_srq {
struct bnxt_qplib_pd *pd;
struct bnxt_qplib_dpi *dpi;
diff --git a/drivers/infiniband/hw/bnxt_re/roce_hsi.h b/drivers/infiniband/hw/bnxt_re/roce_hsi.h
index 6f00f07420b7..3e40e0d76efd 100644
--- a/drivers/infiniband/hw/bnxt_re/roce_hsi.h
+++ b/drivers/infiniband/hw/bnxt_re/roce_hsi.h
@@ -1126,6 +1126,7 @@ struct cmdq_create_qp {
#define CMDQ_CREATE_QP_QP_FLAGS_FORCE_COMPLETION 0x2UL
#define CMDQ_CREATE_QP_QP_FLAGS_RESERVED_LKEY_ENABLE 0x4UL
#define CMDQ_CREATE_QP_QP_FLAGS_FR_PMR_ENABLED 0x8UL
+ #define CMDQ_CREATE_QP_QP_FLAGS_VARIABLE_SIZED_WQE_ENABLED 0x10UL
u8 type;
#define CMDQ_CREATE_QP_TYPE_RC 0x2UL
#define CMDQ_CREATE_QP_TYPE_UD 0x4UL