From: Jose Abreu <Jose.Abreu@synopsys.com>
To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Cc: Corentin Labbe <clabbe@baylibre.com>,
Jose Abreu <Jose.Abreu@synopsys.com>,
Joao Pinto <Joao.Pinto@synopsys.com>,
"David S . Miller" <davem@davemloft.net>,
Giuseppe Cavallaro <peppe.cavallaro@st.com>,
Alexandre Torgue <alexandre.torgue@st.com>
Subject: [PATCH net-next 06/18] net: ethernet: stmmac: dwmac-sun8i: Enable control of loopback
Date: Thu, 23 May 2019 09:36:56 +0200 [thread overview]
Message-ID: <c1c6edfd3f0461bad427cb9174c6d33e9d71fc7a.1558596600.git.joabreu@synopsys.com> (raw)
In-Reply-To: <cover.1558596599.git.joabreu@synopsys.com>
In-Reply-To: <cover.1558596599.git.joabreu@synopsys.com>
From: Corentin Labbe <clabbe@baylibre.com>
This patch enable use of set_mac_loopback in dwmac-sun8i
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
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>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 195669f550f0..f7ff5858e522 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -986,6 +986,18 @@ static void sun8i_dwmac_exit(struct platform_device *pdev, void *priv)
regulator_disable(gmac->regulator);
}
+static void sun8i_dwmac_set_mac_loopback(void __iomem *ioaddr, bool enable)
+{
+ u32 value = readl(ioaddr + EMAC_BASIC_CTL0);
+
+ if (enable)
+ value |= EMAC_LOOPBACK;
+ else
+ value &= ~EMAC_LOOPBACK;
+
+ writel(value, ioaddr + EMAC_BASIC_CTL0);
+}
+
static const struct stmmac_ops sun8i_dwmac_ops = {
.core_init = sun8i_dwmac_core_init,
.set_mac = sun8i_dwmac_set_mac,
@@ -995,6 +1007,7 @@ static const struct stmmac_ops sun8i_dwmac_ops = {
.flow_ctrl = sun8i_dwmac_flow_ctrl,
.set_umac_addr = sun8i_dwmac_set_umac_addr,
.get_umac_addr = sun8i_dwmac_get_umac_addr,
+ .set_mac_loopback = sun8i_dwmac_set_mac_loopback,
};
static struct mac_device_info *sun8i_dwmac_setup(void *ppriv)
--
2.7.4
next prev parent reply other threads:[~2019-05-23 7:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-23 7:36 [PATCH net-next 00/18] net: stmmac: Improvements and Selftests Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 01/18] net: stmmac: Add MAC loopback callback to HWIF Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 02/18] net: stmmac: dwmac100: Add MAC loopback support Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 03/18] net: stmmac: dwmac1000: " Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 04/18] net: stmmac: dwmac4/5: " Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 05/18] net: stmmac: dwxgmac2: " Jose Abreu
2019-05-23 7:36 ` Jose Abreu [this message]
2019-05-23 7:36 ` [PATCH net-next 07/18] net: stmmac: Switch MMC functions to HWIF callbacks Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 08/18] net: stmmac: dwmac1000: Also pass control frames while in promisc mode Jose Abreu
2019-05-23 7:36 ` [PATCH net-next 09/18] net: stmmac: dwmac4/5: " Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 10/18] net: stmmac: dwxgmac2: " Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 11/18] net: stmmac: Introduce selftests support Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 12/18] net: stmmac: dwmac1000: Fix Hash Filter Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 13/18] net: stmmac: dwmac1000: Clear unused address entries Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 14/18] net: stmmac: dwmac4/5: Fix Hash Filter Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 15/18] net: stmmac: dwmac4/5: Do not disable whole RX in dma_stop_rx() Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 16/18] net: stmmac: dwxgmac2: " Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 17/18] net: stmmac: dwmac4/5: Clear unused address entries Jose Abreu
2019-05-23 7:37 ` [PATCH net-next 18/18] net: stmmac: Prevent missing interrupts when running NAPI Jose Abreu
2019-05-23 16:09 ` [PATCH net-next 00/18] net: stmmac: Improvements and Selftests David Miller
2019-05-23 16:18 ` David Miller
2019-05-24 7:24 ` Jose Abreu
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