RDMA/bnxt_re: Add data structures for RoCE mirror support

Added data structures required for supporting mirroring on
RoCE device.

Signed-off-by: Saravanan Vajravel <saravanan.vajravel@broadcom.com>
Reviewed-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Link: https://patch.msgid.link/20250822040801.776196-3-kalesh-anakkur.purayil@broadcom.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/hw/bnxt_re/bnxt_re.h b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
index 6df5a2738c95b4b573eba343c5ffe06ecabfa030..b315e40c2e9dfb00751bce306462a019941435f4 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/bnxt_re.h
+++ b/drivers/infiniband/hw/bnxt_re/bnxt_re.h
@@ -172,6 +172,7 @@ struct bnxt_re_dev {
        struct list_head                list;
        unsigned long                   flags;
 #define BNXT_RE_FLAG_NETDEV_REGISTERED         0
+#define BNXT_RE_FLAG_STATS_CTX3_ALLOC          1
 #define BNXT_RE_FLAG_HAVE_L2_REF               3
 #define BNXT_RE_FLAG_RCFW_CHANNEL_EN           4
 #define BNXT_RE_FLAG_QOS_WORK_REG              5
@@ -227,6 +228,10 @@ struct bnxt_re_dev {
        struct workqueue_struct         *dcb_wq;
        struct dentry                   *cc_config;
        struct bnxt_re_dbg_cc_config_params *cc_config_params;
+       /* RoCE mirror */
+       u16 mirror_vnic_id;
+       union ib_gid ugid;
+       u32 ugid_index;
 };
 
 #define to_bnxt_re_dev(ptr, member)    \

diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.h b/drivers/infiniband/hw/bnxt_re/ib_verbs.h
index fe00ab691a51827f78780bdbeb826f7faf3cde6f..445a28b3cd968ffa52d695c0c043b45f2bd7d4a6 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.h
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.h
@@ -164,6 +164,11 @@ struct bnxt_re_user_mmap_entry {
        u8 mmap_flag;
 };
 
+struct bnxt_re_flow {
+       struct ib_flow          ib_flow;
+       struct bnxt_re_dev      *rdev;
+};
+
 static inline u16 bnxt_re_get_swqe_size(int nsge)
 {
        return sizeof(struct sq_send_hdr) + nsge * sizeof(struct sq_sge);

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.h b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
index 074c539c69c13d3b59b19681202176c3e700e84f..3bd995ced9cabf8a2abfe550b949271c24675eb8 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/qplib_fp.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.h
@@ -345,6 +345,7 @@ struct bnxt_qplib_qp {
        u32                             msn_tbl_sz;
        bool                            is_host_msn_tbl;
        u8                              tos_dscp;
+       u32                             ugid_index;
 };
 
 #define BNXT_RE_MAX_MSG_SIZE   0x80000000

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
index ff873c5f1b259099bed91cec0c9e9e65869a16af..988c89b4232e851d9947e4135eb57dce2460da89 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
@@ -236,6 +236,7 @@ struct bnxt_qplib_rcfw {
        atomic_t timeout_send;
        /* cached from chip cctx for quick reference in slow path */
        u16 max_timeout;
+       bool roce_mirror;
 };
 
 struct bnxt_qplib_cmdqmsg {

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.h b/drivers/infiniband/hw/bnxt_re/qplib_res.h
index 6a13927674b44592e73434f75856f74730753daf..12e2fa23794ada2c50b254883306d2670c65093d 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.h
@@ -65,6 +65,7 @@ struct bnxt_qplib_drv_modes {
        bool db_push;
        bool dbr_pacing;
        u32 toggle_bits;
+       u8 roce_mirror;
 };
 
 enum bnxt_re_toggle_modes {
@@ -582,6 +583,11 @@ static inline u8 bnxt_qplib_dbr_pacing_en(struct bnxt_qplib_chip_ctx *cctx)
        return cctx->modes.dbr_pacing;
 }
 
+static inline u8 bnxt_qplib_roce_mirror_supported(struct bnxt_qplib_chip_ctx *cctx)
+{
+       return cctx->modes.roce_mirror;
+}
+
 static inline bool _is_alloc_mr_unified(u16 dev_cap_flags)
 {
        return dev_cap_flags & CREQ_QUERY_FUNC_RESP_SB_MR_REGISTER_ALLOC;