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bnxt_en: Support QOS and TPID settings for the SRIOV VLAN

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Add these missing settings in the .ndo_set_vf_vlan() method.
Older firmware does not support the TPID setting so check for
proper support.

Remove the unused BNXT_VF_QOS flag.

Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sreekanth Reddy 2023-09-26 20:57:33 -07:00 committed by David S. Miller
parent a19b480145
commit e76d44fe72
3 changed files with 16 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View File

@ -7750,6 +7750,8 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
bp->fw_cap |= BNXT_FW_CAP_HOT_RESET_IF;
if (BNXT_PF(bp) && (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_FW_LIVEPATCH_SUPPORTED))
bp->fw_cap |= BNXT_FW_CAP_LIVEPATCH;
if (BNXT_PF(bp) && (flags_ext & FUNC_QCAPS_RESP_FLAGS_EXT_DFLT_VLAN_TPID_PCP_SUPPORTED))
bp->fw_cap |= BNXT_FW_CAP_DFLT_VLAN_TPID_PCP;
flags_ext2 = le32_to_cpu(resp->flags_ext2);
if (flags_ext2 & FUNC_QCAPS_RESP_FLAGS_EXT2_RX_ALL_PKTS_TIMESTAMPS_SUPPORTED)

2
drivers/net/ethernet/broadcom/bnxt/bnxt.h
View File

@ -1135,7 +1135,6 @@ struct bnxt_vf_info {
u16 vlan;
u16 func_qcfg_flags;
u32 flags;
#define BNXT_VF_QOS 0x1
#define BNXT_VF_SPOOFCHK 0x2
#define BNXT_VF_LINK_FORCED 0x4
#define BNXT_VF_LINK_UP 0x8
@ -2014,6 +2013,7 @@ struct bnxt {
#define BNXT_FW_CAP_DBG_QCAPS BIT_ULL(31)
#define BNXT_FW_CAP_PTP BIT_ULL(32)
#define BNXT_FW_CAP_THRESHOLD_TEMP_SUPPORTED BIT_ULL(33)
#define BNXT_FW_CAP_DFLT_VLAN_TPID_PCP BIT_ULL(34)
u32 fw_dbg_cap;

24
drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c
View File

@ -15,6 +15,7 @@
#include <linux/if_vlan.h>
#include <linux/interrupt.h>
#include <linux/etherdevice.h>
#include <net/dcbnl.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
#include "bnxt_hwrm.h"
@ -196,11 +197,8 @@ int bnxt_get_vf_config(struct net_device *dev, int vf_id,
memcpy(&ivi->mac, vf->vf_mac_addr, ETH_ALEN);
ivi->max_tx_rate = vf->max_tx_rate;
ivi->min_tx_rate = vf->min_tx_rate;
ivi->vlan = vf->vlan;
if (vf->flags & BNXT_VF_QOS)
ivi->qos = vf->vlan >> VLAN_PRIO_SHIFT;
else
ivi->qos = 0;
ivi->vlan = vf->vlan & VLAN_VID_MASK;
ivi->qos = vf->vlan >> VLAN_PRIO_SHIFT;
ivi->spoofchk = !!(vf->flags & BNXT_VF_SPOOFCHK);
ivi->trusted = bnxt_is_trusted_vf(bp, vf);
if (!(vf->flags & BNXT_VF_LINK_FORCED))
@ -256,21 +254,21 @@ int bnxt_set_vf_vlan(struct net_device *dev, int vf_id, u16 vlan_id, u8 qos,
if (bp->hwrm_spec_code < 0x10201)
return -ENOTSUPP;
if (vlan_proto != htons(ETH_P_8021Q))
if (vlan_proto != htons(ETH_P_8021Q) &&
(vlan_proto != htons(ETH_P_8021AD) ||
!(bp->fw_cap & BNXT_FW_CAP_DFLT_VLAN_TPID_PCP)))
return -EPROTONOSUPPORT;
rc = bnxt_vf_ndo_prep(bp, vf_id);
if (rc)
return rc;
/* TODO: needed to implement proper handling of user priority,
* currently fail the command if there is valid priority
*/
if (vlan_id > 4095 || qos)
if (vlan_id >= VLAN_N_VID || qos >= IEEE_8021Q_MAX_PRIORITIES ||
(!vlan_id && qos))
return -EINVAL;
vf = &bp->pf.vf[vf_id];
vlan_tag = vlan_id;
vlan_tag = vlan_id | (u16)qos << VLAN_PRIO_SHIFT;
if (vlan_tag == vf->vlan)
return 0;
@ -279,6 +277,10 @@ int bnxt_set_vf_vlan(struct net_device *dev, int vf_id, u16 vlan_id, u8 qos,
req->fid = cpu_to_le16(vf->fw_fid);
req->dflt_vlan = cpu_to_le16(vlan_tag);
req->enables = cpu_to_le32(FUNC_CFG_REQ_ENABLES_DFLT_VLAN);
if (bp->fw_cap & BNXT_FW_CAP_DFLT_VLAN_TPID_PCP) {
req->enables |= cpu_to_le32(FUNC_CFG_REQ_ENABLES_TPID);
req->tpid = vlan_proto;
}
rc = hwrm_req_send(bp, req);
if (!rc)
vf->vlan = vlan_tag;