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net: stmmac: dwxgmac: Enable EDMA by default

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Enable the EDMA feature by default which gives higher performance.

Changes from v1:
	- Do not use magic values (David)

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>
This commit is contained in:
Jose Abreu 2019-06-28 09:29:12 +02:00 committed by David S. Miller
parent 42e87024f7
commit 8fe82bd460
2 changed files with 6 additions and 0 deletions
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4
drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
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@ -177,6 +177,10 @@
#define XGMAC_BLEN8 BIT(2) #define XGMAC_BLEN8 BIT(2)
#define XGMAC_BLEN4 BIT(1) #define XGMAC_BLEN4 BIT(1)
#define XGMAC_UNDEF BIT(0) #define XGMAC_UNDEF BIT(0)
#define XGMAC_TX_EDMA_CTRL 0x00003040
#define XGMAC_TDPS GENMASK(29, 0)
#define XGMAC_RX_EDMA_CTRL 0x00003044
#define XGMAC_RDPS GENMASK(29, 0)
#define XGMAC_DMA_CH_CONTROL(x) (0x00003100 + (0x80 * (x))) #define XGMAC_DMA_CH_CONTROL(x) (0x00003100 + (0x80 * (x)))
#define XGMAC_PBLx8 BIT(16) #define XGMAC_PBLx8 BIT(16)
#define XGMAC_DMA_CH_TX_CONTROL(x) (0x00003104 + (0x80 * (x))) #define XGMAC_DMA_CH_TX_CONTROL(x) (0x00003104 + (0x80 * (x)))

2
drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c
View File

@ -122,6 +122,8 @@ static void dwxgmac2_dma_axi(void __iomem *ioaddr, struct stmmac_axi *axi)
} }
writel(value, ioaddr + XGMAC_DMA_SYSBUS_MODE); writel(value, ioaddr + XGMAC_DMA_SYSBUS_MODE);
writel(XGMAC_TDPS, ioaddr + XGMAC_TX_EDMA_CTRL);
writel(XGMAC_RDPS, ioaddr + XGMAC_RX_EDMA_CTRL);
} }
static void dwxgmac2_dma_rx_mode(void __iomem *ioaddr, int mode, static void dwxgmac2_dma_rx_mode(void __iomem *ioaddr, int mode,