net: stmmac: dwxgmac2: Also pass control frames while in promisc mode

In order for the selftests to run the Flow Control selftest we need to
also pass pause frames to the stack.

Pass this type of frames while in promiscuous mode.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
index f629ccc..b8296eb 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
@@ -40,6 +40,7 @@
 #define XGMAC_CORE_INIT_RX             0
 #define XGMAC_PACKET_FILTER            0x00000008
 #define XGMAC_FILTER_RA                        BIT(31)
+#define XGMAC_FILTER_PCF               BIT(7)
 #define XGMAC_FILTER_PM                        BIT(4)
 #define XGMAC_FILTER_HMC               BIT(2)
 #define XGMAC_FILTER_PR                        BIT(0)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index c27b3ca..bfa7d69 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -310,7 +310,7 @@ static void dwxgmac2_set_filter(struct mac_device_info *hw,
        u32 value = XGMAC_FILTER_RA;
 
        if (dev->flags & IFF_PROMISC) {
-               value |= XGMAC_FILTER_PR;
+               value |= XGMAC_FILTER_PR | XGMAC_FILTER_PCF;
        } else if ((dev->flags & IFF_ALLMULTI) ||
                   (netdev_mc_count(dev) > HASH_TABLE_SIZE)) {
                value |= XGMAC_FILTER_PM;