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.
Signed-off-by: Devesh Sharma <devesh.sharma@xxxxxxxxxxxx>
---
drivers/infiniband/hw/bnxt_re/roce_hsi.h | 106 +++++++++++++++++++++++++++++++
1 file changed, 106 insertions(+)
diff --git a/drivers/infiniband/hw/bnxt_re/roce_hsi.h b/drivers/infiniband/hw/bnxt_re/roce_hsi.h
index e4b09e7..6f00f07 100644
--- a/drivers/infiniband/hw/bnxt_re/roce_hsi.h
+++ b/drivers/infiniband/hw/bnxt_re/roce_hsi.h
@@ -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 {
--
1.8.3.1
