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path: root/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
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Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
index e0165358c4ac..0cb84a0041a4 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
@@ -203,8 +203,12 @@ static void _dwmac4_dump_dma_regs(struct stmmac_priv *priv,
readl(ioaddr + DMA_CHAN_TX_CONTROL(dwmac4_addrs, channel));
reg_space[DMA_CHAN_RX_CONTROL(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_RX_CONTROL(dwmac4_addrs, channel));
+ reg_space[DMA_CHAN_TX_BASE_ADDR_HI(default_addrs, channel) / 4] =
+ readl(ioaddr + DMA_CHAN_TX_BASE_ADDR_HI(dwmac4_addrs, channel));
reg_space[DMA_CHAN_TX_BASE_ADDR(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_TX_BASE_ADDR(dwmac4_addrs, channel));
+ reg_space[DMA_CHAN_RX_BASE_ADDR_HI(default_addrs, channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_BASE_ADDR_HI(dwmac4_addrs, channel));
reg_space[DMA_CHAN_RX_BASE_ADDR(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_RX_BASE_ADDR(dwmac4_addrs, channel));
reg_space[DMA_CHAN_TX_END_ADDR(default_addrs, channel) / 4] =
@@ -225,8 +229,12 @@ static void _dwmac4_dump_dma_regs(struct stmmac_priv *priv,
readl(ioaddr + DMA_CHAN_CUR_TX_DESC(dwmac4_addrs, channel));
reg_space[DMA_CHAN_CUR_RX_DESC(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_CUR_RX_DESC(dwmac4_addrs, channel));
+ reg_space[DMA_CHAN_CUR_TX_BUF_ADDR_HI(default_addrs, channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_TX_BUF_ADDR_HI(dwmac4_addrs, channel));
reg_space[DMA_CHAN_CUR_TX_BUF_ADDR(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_CUR_TX_BUF_ADDR(dwmac4_addrs, channel));
+ reg_space[DMA_CHAN_CUR_RX_BUF_ADDR_HI(default_addrs, channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_RX_BUF_ADDR_HI(dwmac4_addrs, channel));
reg_space[DMA_CHAN_CUR_RX_BUF_ADDR(default_addrs, channel) / 4] =
readl(ioaddr + DMA_CHAN_CUR_RX_BUF_ADDR(dwmac4_addrs, channel));
reg_space[DMA_CHAN_STATUS(default_addrs, channel) / 4] =
@@ -266,7 +274,7 @@ static void dwmac4_dma_rx_chan_op_mode(struct stmmac_priv *priv,
} else {
pr_debug("GMAC: disable RX SF mode (threshold %d)\n", mode);
mtl_rx_op &= ~MTL_OP_MODE_RSF;
- mtl_rx_op &= MTL_OP_MODE_RTC_MASK;
+ mtl_rx_op &= ~MTL_OP_MODE_RTC_MASK;
if (mode <= 32)
mtl_rx_op |= MTL_OP_MODE_RTC_32;
else if (mode <= 64)
@@ -335,7 +343,7 @@ static void dwmac4_dma_tx_chan_op_mode(struct stmmac_priv *priv,
} else {
pr_debug("GMAC: disabling TX SF (threshold %d)\n", mode);
mtl_tx_op &= ~MTL_OP_MODE_TSF;
- mtl_tx_op &= MTL_OP_MODE_TTC_MASK;
+ mtl_tx_op &= ~MTL_OP_MODE_TTC_MASK;
/* Set the transmit threshold */
if (mode <= 32)
mtl_tx_op |= MTL_OP_MODE_TTC_32;
@@ -526,6 +534,11 @@ static void dwmac4_enable_sph(struct stmmac_priv *priv, void __iomem *ioaddr,
value |= GMAC_CONFIG_HDSMS_256; /* Segment max 256 bytes */
writel(value, ioaddr + GMAC_EXT_CONFIG);
+ value = readl(ioaddr + GMAC_EXT_CFG1);
+ value |= GMAC_CONFIG1_SPLM(1); /* Split mode set to L2OFST */
+ value |= GMAC_CONFIG1_SAVE_EN; /* Enable Split AV mode */
+ writel(value, ioaddr + GMAC_EXT_CFG1);
+
value = readl(ioaddr + DMA_CHAN_CONTROL(dwmac4_addrs, chan));
if (en)
value |= DMA_CONTROL_SPH;