RDMA/bnxt_re: Enable DB moderation for genP7 adapters

Enable DB moderation support for GenP7 adapters also. Query from FW
and update the status.

Signed-off-by: Chandramohan Akula <chandramohan.akula@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Link: https://lore.kernel.org/r/1719456065-27394-3-git-send-email-selvin.xavier@broadcom.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c
index 2a727f4e5584010467c2b4ba518e889017d90e36..2c5282fdc9f740aec2f5ce80bb975a7e847e23a8 100644 (file)
--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -423,6 +423,7 @@ int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev)
        struct hwrm_func_qcaps_input req = {};
        struct bnxt_qplib_chip_ctx *cctx;
        struct bnxt_fw_msg fw_msg = {};
+       u32 flags_ext2;
        int rc;
 
        cctx = rdev->chip_ctx;
@@ -436,9 +437,9 @@ int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev)
                return rc;
        cctx->modes.db_push = le32_to_cpu(resp.flags) & FUNC_QCAPS_RESP_FLAGS_WCB_PUSH_MODE;
 
-       cctx->modes.dbr_pacing =
-               le32_to_cpu(resp.flags_ext2) &
-               FUNC_QCAPS_RESP_FLAGS_EXT2_DBR_PACING_EXT_SUPPORTED;
+       flags_ext2 = le32_to_cpu(resp.flags_ext2);
+       cctx->modes.dbr_pacing = flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_DBR_PACING_EXT_SUPPORTED ||
+                                flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_DBR_PACING_V0_SUPPORTED;
        return 0;
 }