RDMA/bnxt_re: Update missing hsi data structures
authorDevesh Sharma <devesh.sharma@broadcom.com>
Thu, 2 Apr 2020 18:12:13 +0000 (14:12 -0400)
committerJason Gunthorpe <jgg@mellanox.com>
Tue, 14 Apr 2020 19:39:35 +0000 (16:39 -0300)
Adding fast path support data structure into hardware HSI. These
structures are header only definition of RQE/SRQE/SQE. This is to help
calculating the size of hardware wqe size.

Link: https://lore.kernel.org/r/1585851136-2316-3-git-send-email-devesh.sharma@broadcom.com
Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
drivers/infiniband/hw/bnxt_re/roce_hsi.h

index e4b09e7c2175d47a0580fe851227857a24e80c04..6f00f07420b74050ff5b825f5e19f14829e71dd2 100644 (file)
@@ -210,6 +210,20 @@ struct sq_send {
        __le32 data[24];
 };
 
+/* sq_send_hdr (size:256b/32B) */
+struct sq_send_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      wqe_size;
+       u8      reserved8_1;
+       __le32  inv_key_or_imm_data;
+       __le32  length;
+       __le32  q_key;
+       __le32  dst_qp;
+       __le32  avid;
+       __le64  reserved64;
+};
+
 /* Send Raw Ethernet and QP1 SQ WQE (40 bytes) */
 struct sq_send_raweth_qp1 {
        u8 wqe_type;
@@ -265,6 +279,21 @@ struct sq_send_raweth_qp1 {
        __le32 data[24];
 };
 
+/* sq_send_raweth_qp1_hdr (size:256b/32B) */
+struct sq_send_raweth_qp1_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      wqe_size;
+       u8      reserved8;
+       __le16  lflags;
+       __le16  cfa_action;
+       __le32  length;
+       __le32  reserved32_1;
+       __le32  cfa_meta;
+       __le32  reserved32_2;
+       __le64  reserved64;
+};
+
 /* RDMA SQ WQE (40 bytes) */
 struct sq_rdma {
        u8 wqe_type;
@@ -288,6 +317,20 @@ struct sq_rdma {
        __le32 data[24];
 };
 
+/* sq_rdma_hdr (size:256b/32B) */
+struct sq_rdma_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      wqe_size;
+       u8      reserved8;
+       __le32  imm_data;
+       __le32  length;
+       __le32  reserved32_1;
+       __le64  remote_va;
+       __le32  remote_key;
+       __le32  reserved32_2;
+};
+
 /* Atomic SQ WQE (40 bytes) */
 struct sq_atomic {
        u8 wqe_type;
@@ -307,6 +350,17 @@ struct sq_atomic {
        __le32 data[24];
 };
 
+/* sq_atomic_hdr (size:256b/32B) */
+struct sq_atomic_hdr {
+       u8      wqe_type;
+       u8      flags;
+       __le16  reserved16;
+       __le32  remote_key;
+       __le64  remote_va;
+       __le64  swap_data;
+       __le64  cmp_data;
+};
+
 /* Local Invalidate SQ WQE (40 bytes) */
 struct sq_localinvalidate {
        u8 wqe_type;
@@ -324,6 +378,16 @@ struct sq_localinvalidate {
        __le32 data[24];
 };
 
+/* sq_localinvalidate_hdr (size:256b/32B) */
+struct sq_localinvalidate_hdr {
+       u8      wqe_type;
+       u8      flags;
+       __le16  reserved16;
+       __le32  inv_l_key;
+       __le64  reserved64;
+       u8      reserved128[16];
+};
+
 /* FR-PMR SQ WQE (40 bytes) */
 struct sq_fr_pmr {
        u8 wqe_type;
@@ -380,6 +444,21 @@ struct sq_fr_pmr {
        __le32 data[24];
 };
 
+/* sq_fr_pmr_hdr (size:256b/32B) */
+struct sq_fr_pmr_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      access_cntl;
+       u8      zero_based_page_size_log;
+       __le32  l_key;
+       u8      length[5];
+       u8      reserved8_1;
+       u8      reserved8_2;
+       u8      numlevels_pbl_page_size_log;
+       __le64  pblptr;
+       __le64  va;
+};
+
 /* Bind SQ WQE (40 bytes) */
 struct sq_bind {
        u8 wqe_type;
@@ -417,6 +496,22 @@ struct sq_bind {
        #define SQ_BIND_DATA_SFT                                    0
 };
 
+/* sq_bind_hdr (size:256b/32B) */
+struct sq_bind_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      access_cntl;
+       u8      reserved8_1;
+       u8      mw_type_zero_based;
+       u8      reserved8_2;
+       __le16  reserved16;
+       __le32  parent_l_key;
+       __le32  l_key;
+       __le64  va;
+       u8      length[5];
+       u8      reserved24[3];
+};
+
 /* RQ/SRQ WQE Structures */
 /* RQ/SRQ WQE (40 bytes) */
 struct rq_wqe {
@@ -435,6 +530,17 @@ struct rq_wqe {
        __le32 data[24];
 };
 
+/* rq_wqe_hdr (size:256b/32B) */
+struct rq_wqe_hdr {
+       u8      wqe_type;
+       u8      flags;
+       u8      wqe_size;
+       u8      reserved8;
+       __le32  reserved32;
+       __le32  wr_id[2];
+       u8      reserved128[16];
+};
+
 /* CQ CQE Structures */
 /* Base CQE (32 bytes) */
 struct cq_base {