From: Jose Abreu Date: Fri, 6 Sep 2019 07:41:14 +0000 (+0200) Subject: net: stmmac: selftests: Set RX tail pointer in Flow Control test X-Git-Tag: v5.4-rc1~131^2~52^2~3 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=b3138c5b0f9c578b60e0a510cac720a056156b4a;p=linux.git net: stmmac: selftests: Set RX tail pointer in Flow Control test We need to set the RX tail pointer so that RX engine starts working again after finishing the Flow Control test. Signed-off-by: Jose Abreu Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c index dce34c081a1e..2943943bec43 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_selftests.c @@ -722,8 +722,14 @@ static int stmmac_test_flowctrl(struct stmmac_priv *priv) for (i = 0; i < rx_cnt; i++) { struct stmmac_channel *ch = &priv->channel[i]; + u32 tail; + tail = priv->rx_queue[i].dma_rx_phy + + (DMA_RX_SIZE * sizeof(struct dma_desc)); + + stmmac_set_rx_tail_ptr(priv, priv->ioaddr, tail, i); stmmac_start_rx(priv, priv->ioaddr, i); + local_bh_disable(); napi_reschedule(&ch->rx_napi); local_bh_enable();