net: stmmac: dwmac1000: 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/dwmac1000.h b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h
index 184ca13..56a69fb 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h
@@ -146,6 +146,7 @@ enum inter_frame_gap {
 #define GMAC_FRAME_FILTER_DAIF 0x00000008      /* DA Inverse Filtering */
 #define GMAC_FRAME_FILTER_PM   0x00000010      /* Pass all multicast */
 #define GMAC_FRAME_FILTER_DBF  0x00000020      /* Disable Broadcast frames */
+#define GMAC_FRAME_FILTER_PCF  0x00000080      /* Pass Control frames */
 #define GMAC_FRAME_FILTER_SAIF 0x00000100      /* Inverse Filtering */
 #define GMAC_FRAME_FILTER_SAF  0x00000200      /* Source Address Filter */
 #define GMAC_FRAME_FILTER_HPF  0x00000400      /* Hash or perfect Filter */

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
index 398303c..8ca73bd 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
@@ -172,7 +172,7 @@ static void dwmac1000_set_filter(struct mac_device_info *hw,
        memset(mc_filter, 0, sizeof(mc_filter));
 
        if (dev->flags & IFF_PROMISC) {
-               value = GMAC_FRAME_FILTER_PR;
+               value = GMAC_FRAME_FILTER_PR | GMAC_FRAME_FILTER_PCF;
        } else if (dev->flags & IFF_ALLMULTI) {
                value = GMAC_FRAME_FILTER_PM;   /* pass all multi */
        } else if (!netdev_mc_empty(dev)) {