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authorBhargava Chenna Marreddy <bhargava.marreddy@broadcom.com>2024-11-06 09:44:35 +0100
committerLeon Romanovsky <leon@kernel.org>2024-11-12 09:04:04 +0100
commit304cc83807da5fd3044b0f20ed415027e40cd6e7 (patch)
tree2754a5f27eb263606d9e1fdf0bc21e7faa4a198f /drivers/net/ethernet/broadcom/bnxt
parentbnxt_en: Add support for RoCE sriov configuration (diff)
downloadlinux-304cc83807da5fd3044b0f20ed415027e40cd6e7.tar.xz
linux-304cc83807da5fd3044b0f20ed415027e40cd6e7.zip
RDMA/bnxt_re: Enhance RoCE SRIOV resource configuration design
Refine RoCE SRIOV resource configuration design, using the INITIALIZE_FW's flag as an indication for the new design to the firmware. RoCE driver does not have to provision resources to VF when firmware advertises support for RoCE resource management by NIC driver. Signed-off-by: Bhargava Chenna Marreddy <bhargava.marreddy@broadcom.com> Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com> Reviewed-by: Vikas Gupta <vikas.gupta@broadcom.com> Reviewed-by: Selvin Xavier <selvin.xavier@broadcom.com> CC: Michael Chan <michael.chan@broadcom.com> Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Link: https://patch.msgid.link/1730882676-24434-3-git-send-email-selvin.xavier@broadcom.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
index fdd6356f21ef..b771c84cdd89 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -414,6 +414,8 @@ static void bnxt_set_edev_info(struct bnxt_en_dev *edev, struct bnxt *bp)
edev->flags |= BNXT_EN_FLAG_ROCEV2_CAP;
if (bp->flags & BNXT_FLAG_VF)
edev->flags |= BNXT_EN_FLAG_VF;
+ if (BNXT_ROCE_VF_RESC_CAP(bp))
+ edev->flags |= BNXT_EN_FLAG_ROCE_VF_RES_MGMT;
edev->chip_num = bp->chip_num;
edev->hw_ring_stats_size = bp->hw_ring_stats_size;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
index 4f4914f5c84c..5d6aac60f236 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
@@ -64,6 +64,7 @@ struct bnxt_en_dev {
#define BNXT_EN_FLAG_ULP_STOPPED 0x8
#define BNXT_EN_FLAG_VF 0x10
#define BNXT_EN_VF(edev) ((edev)->flags & BNXT_EN_FLAG_VF)
+ #define BNXT_EN_FLAG_ROCE_VF_RES_MGMT 0x20
struct bnxt_ulp *ulp_tbl;
int l2_db_size; /* Doorbell BAR size in