diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/cgx.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/cgx.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 25491edc35ce..931a1a7ebf76 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -847,6 +847,11 @@ static void cgx_lmac_pause_frm_config(void *cgxd, int lmac_id, bool enable) cfg |= CGX_CMR_RX_OVR_BP_EN(lmac_id); cfg &= ~CGX_CMR_RX_OVR_BP_BP(lmac_id); cgx_write(cgx, 0, CGXX_CMR_RX_OVR_BP, cfg); + + /* Disable all PFC classes by default */ + cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_CBFC_CTL); + cfg = FIELD_SET(CGX_PFC_CLASS_MASK, 0, cfg); + cgx_write(cgx, lmac_id, CGXX_SMUX_CBFC_CTL, cfg); } int verify_lmac_fc_cfg(void *cgxd, int lmac_id, u8 tx_pause, u8 rx_pause, @@ -899,6 +904,7 @@ int cgx_lmac_pfc_config(void *cgxd, int lmac_id, u8 tx_pause, return 0; cfg = cgx_read(cgx, lmac_id, CGXX_SMUX_CBFC_CTL); + pfc_en |= FIELD_GET(CGX_PFC_CLASS_MASK, cfg); if (rx_pause) { cfg |= (CGXX_SMUX_CBFC_CTL_RX_EN | @@ -910,12 +916,13 @@ int cgx_lmac_pfc_config(void *cgxd, int lmac_id, u8 tx_pause, CGXX_SMUX_CBFC_CTL_DRP_EN); } - if (tx_pause) + if (tx_pause) { cfg |= CGXX_SMUX_CBFC_CTL_TX_EN; - else + cfg = FIELD_SET(CGX_PFC_CLASS_MASK, pfc_en, cfg); + } else { cfg &= ~CGXX_SMUX_CBFC_CTL_TX_EN; - - cfg = FIELD_SET(CGX_PFC_CLASS_MASK, pfc_en, cfg); + cfg = FIELD_SET(CGX_PFC_CLASS_MASK, 0, cfg); + } cgx_write(cgx, lmac_id, CGXX_SMUX_CBFC_CTL, cfg); |