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Commit 8fdefd63 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
Browse files

bnxt_en: Add function to get vnic capability. 



The new vnic RSS capability will enhance NTUPLE support, to be added
in subsequent patches.

Signed-off-by: default avatarMichael Chan <michael.chan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5910906c

drivers/net/ethernet/broadcom/bnxt/bnxt.c

+22 −0
Original line number Diff line number Diff line
@@ -3665,6 +3665,27 @@ static int bnxt_hwrm_vnic_alloc(struct bnxt *bp, u16 vnic_id, 
	return rc;

}



static int bnxt_hwrm_vnic_qcaps(struct bnxt *bp)

{

	struct hwrm_vnic_qcaps_output *resp = bp->hwrm_cmd_resp_addr;

	struct hwrm_vnic_qcaps_input req = {0};

	int rc;



	if (bp->hwrm_spec_code < 0x10600)

		return 0;



	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_VNIC_QCAPS, -1, -1);

	mutex_lock(&bp->hwrm_cmd_lock);

	rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);

	if (!rc) {

		if (resp->flags &

		    cpu_to_le32(VNIC_QCAPS_RESP_FLAGS_RSS_DFLT_CR_CAP))

			bp->flags |= BNXT_FLAG_NEW_RSS_CAP;

	}

	mutex_unlock(&bp->hwrm_cmd_lock);

	return rc;

}



static int bnxt_hwrm_ring_grp_alloc(struct bnxt *bp)

{

	u16 i;
@@ -7070,6 +7091,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 
				    VNIC_RSS_CFG_REQ_HASH_TYPE_UDP_IPV6;

	}



	bnxt_hwrm_vnic_qcaps(bp);

	if (BNXT_PF(bp) && !BNXT_CHIP_TYPE_NITRO_A0(bp)) {

		dev->hw_features |= NETIF_F_NTUPLE;

		if (bnxt_rfs_capable(bp)) {

drivers/net/ethernet/broadcom/bnxt/bnxt.h

+1 −0
Original line number Diff line number Diff line
@@ -944,6 +944,7 @@ struct bnxt { 
	#define BNXT_FLAG_PORT_STATS	0x400

	#define BNXT_FLAG_UDP_RSS_CAP	0x800

	#define BNXT_FLAG_EEE_CAP	0x1000

	#define BNXT_FLAG_NEW_RSS_CAP	0x2000

	#define BNXT_FLAG_ROCEV1_CAP	0x8000

	#define BNXT_FLAG_ROCEV2_CAP	0x10000

	#define BNXT_FLAG_ROCE_CAP	(BNXT_FLAG_ROCEV1_CAP |	\

drivers/net/ethernet/broadcom/bnxt/bnxt_hsi.h

+34 −0
Original line number Diff line number Diff line
@@ -2797,6 +2797,40 @@ struct hwrm_vnic_cfg_output { 
	u8 valid;

};



/* hwrm_vnic_qcaps */

/* Input (24 bytes) */

struct hwrm_vnic_qcaps_input {

	__le16 req_type;

	__le16 cmpl_ring;

	__le16 seq_id;

	__le16 target_id;

	__le64 resp_addr;

	__le32 enables;

	__le32 unused_0;

};



/* Output (24 bytes) */

struct hwrm_vnic_qcaps_output {

	__le16 error_code;

	__le16 req_type;

	__le16 seq_id;

	__le16 resp_len;

	__le16 mru;

	u8 unused_0;

	u8 unused_1;

	__le32 flags;

	#define VNIC_QCAPS_RESP_FLAGS_VLAN_STRIP_CAP		    0x2UL

	#define VNIC_QCAPS_RESP_FLAGS_BD_STALL_CAP		    0x4UL

	#define VNIC_QCAPS_RESP_FLAGS_ROCE_DUAL_VNIC_CAP	    0x8UL

	#define VNIC_QCAPS_RESP_FLAGS_ROCE_ONLY_VNIC_CAP	    0x10UL

	#define VNIC_QCAPS_RESP_FLAGS_RSS_DFLT_CR_CAP		    0x20UL

	__le32 unused_2;

	u8 unused_3;

	u8 unused_4;

	u8 unused_5;

	u8 valid;

};



/* hwrm_vnic_tpa_cfg */

/* Input (40 bytes) */

struct hwrm_vnic_tpa_cfg_input {