diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index b739673f8842..229c58758cbd 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -27,7 +27,7 @@ static void dwxgmac2_dma_init(void __iomem *ioaddr, if (dma_cfg->aal) value |= XGMAC_AAL; - writel(value, ioaddr + XGMAC_DMA_SYSBUS_MODE); + writel(value | XGMAC_EAME, ioaddr + XGMAC_DMA_SYSBUS_MODE); } static void dwxgmac2_dma_init_chan(void __iomem *ioaddr, @@ -361,6 +361,23 @@ static void dwxgmac2_get_hw_feature(void __iomem *ioaddr, /* MAC HW feature 1 */ hw_cap = readl(ioaddr + XGMAC_HW_FEATURE1); dma_cap->tsoen = (hw_cap & XGMAC_HWFEAT_TSOEN) >> 18; + + dma_cap->addr64 = (hw_cap & XGMAC_HWFEAT_ADDR64) >> 14; + switch (dma_cap->addr64) { + case 0: + dma_cap->addr64 = 32; + break; + case 1: + dma_cap->addr64 = 40; + break; + case 2: + dma_cap->addr64 = 48; + break; + default: + dma_cap->addr64 = 32; + break; + } + dma_cap->tx_fifo_size = 128 << ((hw_cap & XGMAC_HWFEAT_TXFIFOSIZE) >> 6); dma_cap->rx_fifo_size = |