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[2a03:2880:ff::face:b00c]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1fed7ee82bdsm87688195ad.141.2024.07.29.13.55.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Jul 2024 13:55:02 -0700 (PDT) From: David Wei To: netdev@vger.kernel.org Cc: Jakub Kicinski , "David S. Miller" , Eric Dumazet , Paolo Abeni , Michael Chan Subject: [PATCH net-next v1 1/3] bnxt_en: Add support to call FW to update a VNIC Date: Mon, 29 Jul 2024 13:54:57 -0700 Message-ID: <20240729205459.2583533-2-dw@davidwei.uk> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240729205459.2583533-1-dw@davidwei.uk> References: <20240729205459.2583533-1-dw@davidwei.uk> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org From: Michael Chan Add the HWRM_VNIC_UPDATE message structures and the function to send the message to firmware. This message can be used when disabling and enabling a receive ring within a VNIC. The mru which is the maximum receive size of packets received by the VNIC can be updated. Signed-off-by: Michael Chan Signed-off-by: David Wei --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 23 +++++++++++- drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 ++ drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h | 37 +++++++++++++++++++ 3 files changed, 62 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index ffa74c26ee53..8822d7a17fbf 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -6579,7 +6579,8 @@ int bnxt_hwrm_vnic_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic) req->dflt_ring_grp = cpu_to_le16(bp->grp_info[grp_idx].fw_grp_id); req->lb_rule = cpu_to_le16(0xffff); vnic_mru: - req->mru = cpu_to_le16(bp->dev->mtu + ETH_HLEN + VLAN_HLEN); + vnic->mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN; + req->mru = cpu_to_le16(vnic->mru); req->vnic_id = cpu_to_le16(vnic->fw_vnic_id); #ifdef CONFIG_BNXT_SRIOV @@ -10086,6 +10087,26 @@ static int __bnxt_setup_vnic(struct bnxt *bp, struct bnxt_vnic_info *vnic) return rc; } +int bnxt_hwrm_vnic_update(struct bnxt *bp, struct bnxt_vnic_info *vnic, + u8 valid) +{ + struct hwrm_vnic_update_input *req; + int rc; + + rc = hwrm_req_init(bp, req, HWRM_VNIC_UPDATE); + if (rc) + return rc; + + req->vnic_id = cpu_to_le32(vnic->fw_vnic_id); + + if (valid & VNIC_UPDATE_REQ_ENABLES_MRU_VALID) + req->mru = cpu_to_le16(vnic->mru); + + req->enables = cpu_to_le32(valid); + + return hwrm_req_send(bp, req); +} + int bnxt_hwrm_vnic_rss_cfg_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic) { int rc; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 6bbdc718c3a7..5de67f718993 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1250,6 +1250,7 @@ struct bnxt_vnic_info { #define BNXT_MAX_CTX_PER_VNIC 8 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC]; u16 fw_l2_ctx_id; + u16 mru; #define BNXT_MAX_UC_ADDRS 4 struct bnxt_l2_filter *l2_filters[BNXT_MAX_UC_ADDRS]; /* index 0 always dev_addr */ @@ -2838,6 +2839,8 @@ int bnxt_hwrm_free_wol_fltr(struct bnxt *bp); int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all); int bnxt_hwrm_func_qcaps(struct bnxt *bp); int bnxt_hwrm_fw_set_time(struct bnxt *); +int bnxt_hwrm_vnic_update(struct bnxt *bp, struct bnxt_vnic_info *vnic, + u8 valid); int bnxt_hwrm_vnic_rss_cfg_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic); int __bnxt_setup_vnic_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic); void bnxt_del_one_rss_ctx(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h index f219709f9563..933f48a62586 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h @@ -6510,6 +6510,43 @@ struct hwrm_vnic_alloc_output { u8 valid; }; +/* hwrm_vnic_update_input (size:256b/32B) */ +struct hwrm_vnic_update_input { + __le16 req_type; + __le16 cmpl_ring; + __le16 seq_id; + __le16 target_id; + __le64 resp_addr; + __le32 vnic_id; + __le32 enables; + #define VNIC_UPDATE_REQ_ENABLES_VNIC_STATE_VALID 0x1UL + #define VNIC_UPDATE_REQ_ENABLES_MRU_VALID 0x2UL + #define VNIC_UPDATE_REQ_ENABLES_METADATA_FORMAT_TYPE_VALID 0x4UL + u8 vnic_state; + #define VNIC_UPDATE_REQ_VNIC_STATE_NORMAL 0x0UL + #define VNIC_UPDATE_REQ_VNIC_STATE_DROP 0x1UL + #define VNIC_UPDATE_REQ_VNIC_STATE_LAST VNIC_UPDATE_REQ_VNIC_STATE_DROP + u8 metadata_format_type; + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_0 0x0UL + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_1 0x1UL + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_2 0x2UL + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_3 0x3UL + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_4 0x4UL + #define VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_LAST VNIC_UPDATE_REQ_METADATA_FORMAT_TYPE_4 + __le16 mru; + u8 unused_1[4]; +}; + +/* hwrm_vnic_update_output (size:128b/16B) */ +struct hwrm_vnic_update_output { + __le16 error_code; + __le16 req_type; + __le16 seq_id; + __le16 resp_len; + u8 unused_0[7]; + u8 valid; +}; + /* hwrm_vnic_free_input (size:192b/24B) */ struct hwrm_vnic_free_input { __le16 req_type;