net: stmmac: dwmac4/5: 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/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
index 3dddd79..c3cbca8 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
@@ -64,6 +64,7 @@
 #define GMAC_PACKET_FILTER_PR          BIT(0)
 #define GMAC_PACKET_FILTER_HMC         BIT(2)
 #define GMAC_PACKET_FILTER_PM          BIT(4)
+#define GMAC_PACKET_FILTER_PCF         BIT(7)
 
 #define GMAC_MAX_PERFECT_ADDRESSES     128
 

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
index 45c294f..3167948 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c
@@ -406,7 +406,7 @@ static void dwmac4_set_filter(struct mac_device_info *hw,
        unsigned int value = 0;
 
        if (dev->flags & IFF_PROMISC) {
-               value = GMAC_PACKET_FILTER_PR;
+               value = GMAC_PACKET_FILTER_PR | GMAC_PACKET_FILTER_PCF;
        } else if ((dev->flags & IFF_ALLMULTI) ||
                        (netdev_mc_count(dev) > HASH_TABLE_SIZE)) {
                /* Pass all multi */