| Message ID | 2f3b629b1f41997f804441f90d8a25f5d5e9f797.1557848472.git.joabreu@synopsys.com |
|---|---|
| State | RFC |
| Delegated to: | David Miller |
| Headers | show |
| Series | net: stmmac: Selftests | expand |
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c index bc91af6c01b6..ebe41dd09bab 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c @@ -217,6 +217,12 @@ static void dwmac1000_set_filter(struct mac_device_info *hw, GMAC_ADDR_LOW(reg)); reg++; } + + while (reg <= perfect_addr_number) { + writel(0, ioaddr + GMAC_ADDR_HIGH(reg)); + writel(0, ioaddr + GMAC_ADDR_LOW(reg)); + reg++; + } } #ifdef FRAME_FILTER_DEBUG
In case we don't use a given address entry we need to clear it because it could contain previous values that are no longer valid. Found out while running stmmac selftests. 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> Cc: Corentin Labbe <clabbe.montjoie@gmail.com> --- drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c | 6 ++++++ 1 file changed, 6 insertions(+)