diff options
| author |   Deepak Khungar <deepak.khungar@broadcom.com> | 2017-04-21 20:11:26 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-04-24 13:54:47 -0400 |
| commit | 9e54e322ded40f424dcb5a13508e2556919ce12a (patch) | |
| tree | f5d644d7f6abf91ba2756adce4a533d38040bb9a /drivers | |
| parent | bnxt_en: Check the FW_LLDP_AGENT flag before allowing DCBX host agent. (diff) | |
| download | linux-dev-9e54e322ded40f424dcb5a13508e2556919ce12a.tar.xz linux-dev-9e54e322ded40f424dcb5a13508e2556919ce12a.zip | |
bnxt_en: Restrict a PF in Multi-Host mode from changing port PHY configuration
This change restricts the PF in multi-host mode from setting any port
level PHY configuration. The settings are controlled by firmware in
Multi-Host mode.
Signed-off-by: Deepak Khungar <deepak.khungar@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 13 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 4 |
2 files changed, 12 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 9130628227e0..b3ba66032980 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4482,10 +4482,15 @@ static int bnxt_hwrm_func_qcfg(struct bnxt *bp) vf->vlan = le16_to_cpu(resp->vlan) & VLAN_VID_MASK; } #endif - if (BNXT_PF(bp) && (le16_to_cpu(resp->flags) & - (FUNC_QCFG_RESP_FLAGS_FW_DCBX_AGENT_ENABLED | - FUNC_QCFG_RESP_FLAGS_FW_LLDP_AGENT_ENABLED))) - bp->flags |= BNXT_FLAG_FW_LLDP_AGENT; + if (BNXT_PF(bp)) { + u16 flags = le16_to_cpu(resp->flags); + + if (flags & (FUNC_QCFG_RESP_FLAGS_FW_DCBX_AGENT_ENABLED | + FUNC_QCFG_RESP_FLAGS_FW_LLDP_AGENT_ENABLED)) + bp->flags |= BNXT_FLAG_FW_LLDP_AGENT; + if (flags & FUNC_QCFG_RESP_FLAGS_MULTI_HOST) + bp->flags |= BNXT_FLAG_MULTI_HOST; + } switch (resp->port_partition_type) { case FUNC_QCFG_RESP_PORT_PARTITION_TYPE_NPAR1_0: diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 25fef612de70..3ef42dbc6327 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1005,6 +1005,7 @@ struct bnxt { #define BNXT_FLAG_NO_AGG_RINGS 0x20000 #define BNXT_FLAG_RX_PAGE_MODE 0x40000 #define BNXT_FLAG_FW_LLDP_AGENT 0x80000 + #define BNXT_FLAG_MULTI_HOST 0x100000 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \ @@ -1014,7 +1015,8 @@ struct bnxt { #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF)) #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF) #define BNXT_NPAR(bp) ((bp)->port_partition_type) -#define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp)) +#define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST) +#define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp)) #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0) #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE) |