--- zzzz-none-000/linux-3.10.107/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h	2021-02-04 17:41:59.000000000 +0000
@@ -104,14 +104,13 @@
 #define DMA_STATUS_TI	0x00000001	/* Transmit Interrupt */
 #define DMA_CONTROL_FTF		0x00100000	/* Flush transmit FIFO */
 
-extern void dwmac_enable_dma_transmission(void __iomem *ioaddr);
-extern void dwmac_enable_dma_irq(void __iomem *ioaddr);
-extern void dwmac_disable_dma_irq(void __iomem *ioaddr);
-extern void dwmac_dma_start_tx(void __iomem *ioaddr);
-extern void dwmac_dma_stop_tx(void __iomem *ioaddr);
-extern void dwmac_dma_start_rx(void __iomem *ioaddr);
-extern void dwmac_dma_stop_rx(void __iomem *ioaddr);
-extern int dwmac_dma_interrupt(void __iomem *ioaddr,
-			       struct stmmac_extra_stats *x);
+void dwmac_enable_dma_transmission(void __iomem *ioaddr);
+void dwmac_enable_dma_irq(void __iomem *ioaddr);
+void dwmac_disable_dma_irq(void __iomem *ioaddr);
+void dwmac_dma_start_tx(void __iomem *ioaddr);
+void dwmac_dma_stop_tx(void __iomem *ioaddr);
+void dwmac_dma_start_rx(void __iomem *ioaddr);
+void dwmac_dma_stop_rx(void __iomem *ioaddr);
+int dwmac_dma_interrupt(void __iomem *ioaddr, struct stmmac_extra_stats *x);
 
 #endif /* __DWMAC_DMA_H__ */