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 3dddd7902b0f63b7ab5dc3364cfb738d75b38f06..c3cbca804bcd0d3d9e83a3fb64d6ec46d2abe8fd 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 45c294f39ea60ab88b6788634dbeb48aabd7a886..31679480564a0b3885db9ac4a74d5ae44bbc51ab 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 */