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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.c78
1 files changed, 38 insertions, 40 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
index 377d1b44d4f2..f97b0d5d9987 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
@@ -127,53 +127,51 @@ static void dwmac4_dma_init(void __iomem *ioaddr,
dwmac4_dma_init_channel(ioaddr, dma_cfg, dma_tx, dma_rx, i);
}
-static void _dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 channel)
+static void _dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 channel,
+ u32 *reg_space)
{
- pr_debug(" Channel %d\n", channel);
- pr_debug("\tDMA_CHAN_CONTROL, offset: 0x%x, val: 0x%x\n", 0,
- readl(ioaddr + DMA_CHAN_CONTROL(channel)));
- pr_debug("\tDMA_CHAN_TX_CONTROL, offset: 0x%x, val: 0x%x\n", 0x4,
- readl(ioaddr + DMA_CHAN_TX_CONTROL(channel)));
- pr_debug("\tDMA_CHAN_RX_CONTROL, offset: 0x%x, val: 0x%x\n", 0x8,
- readl(ioaddr + DMA_CHAN_RX_CONTROL(channel)));
- pr_debug("\tDMA_CHAN_TX_BASE_ADDR, offset: 0x%x, val: 0x%x\n", 0x14,
- readl(ioaddr + DMA_CHAN_TX_BASE_ADDR(channel)));
- pr_debug("\tDMA_CHAN_RX_BASE_ADDR, offset: 0x%x, val: 0x%x\n", 0x1c,
- readl(ioaddr + DMA_CHAN_RX_BASE_ADDR(channel)));
- pr_debug("\tDMA_CHAN_TX_END_ADDR, offset: 0x%x, val: 0x%x\n", 0x20,
- readl(ioaddr + DMA_CHAN_TX_END_ADDR(channel)));
- pr_debug("\tDMA_CHAN_RX_END_ADDR, offset: 0x%x, val: 0x%x\n", 0x28,
- readl(ioaddr + DMA_CHAN_RX_END_ADDR(channel)));
- pr_debug("\tDMA_CHAN_TX_RING_LEN, offset: 0x%x, val: 0x%x\n", 0x2c,
- readl(ioaddr + DMA_CHAN_TX_RING_LEN(channel)));
- pr_debug("\tDMA_CHAN_RX_RING_LEN, offset: 0x%x, val: 0x%x\n", 0x30,
- readl(ioaddr + DMA_CHAN_RX_RING_LEN(channel)));
- pr_debug("\tDMA_CHAN_INTR_ENA, offset: 0x%x, val: 0x%x\n", 0x34,
- readl(ioaddr + DMA_CHAN_INTR_ENA(channel)));
- pr_debug("\tDMA_CHAN_RX_WATCHDOG, offset: 0x%x, val: 0x%x\n", 0x38,
- readl(ioaddr + DMA_CHAN_RX_WATCHDOG(channel)));
- pr_debug("\tDMA_CHAN_SLOT_CTRL_STATUS, offset: 0x%x, val: 0x%x\n", 0x3c,
- readl(ioaddr + DMA_CHAN_SLOT_CTRL_STATUS(channel)));
- pr_debug("\tDMA_CHAN_CUR_TX_DESC, offset: 0x%x, val: 0x%x\n", 0x44,
- readl(ioaddr + DMA_CHAN_CUR_TX_DESC(channel)));
- pr_debug("\tDMA_CHAN_CUR_RX_DESC, offset: 0x%x, val: 0x%x\n", 0x4c,
- readl(ioaddr + DMA_CHAN_CUR_RX_DESC(channel)));
- pr_debug("\tDMA_CHAN_CUR_TX_BUF_ADDR, offset: 0x%x, val: 0x%x\n", 0x54,
- readl(ioaddr + DMA_CHAN_CUR_TX_BUF_ADDR(channel)));
- pr_debug("\tDMA_CHAN_CUR_RX_BUF_ADDR, offset: 0x%x, val: 0x%x\n", 0x5c,
- readl(ioaddr + DMA_CHAN_CUR_RX_BUF_ADDR(channel)));
- pr_debug("\tDMA_CHAN_STATUS, offset: 0x%x, val: 0x%x\n", 0x60,
- readl(ioaddr + DMA_CHAN_STATUS(channel)));
+ reg_space[DMA_CHAN_CONTROL(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CONTROL(channel));
+ reg_space[DMA_CHAN_TX_CONTROL(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_TX_CONTROL(channel));
+ reg_space[DMA_CHAN_RX_CONTROL(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_CONTROL(channel));
+ reg_space[DMA_CHAN_TX_BASE_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_TX_BASE_ADDR(channel));
+ reg_space[DMA_CHAN_RX_BASE_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_BASE_ADDR(channel));
+ reg_space[DMA_CHAN_TX_END_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_TX_END_ADDR(channel));
+ reg_space[DMA_CHAN_RX_END_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_END_ADDR(channel));
+ reg_space[DMA_CHAN_TX_RING_LEN(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_TX_RING_LEN(channel));
+ reg_space[DMA_CHAN_RX_RING_LEN(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_RING_LEN(channel));
+ reg_space[DMA_CHAN_INTR_ENA(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_INTR_ENA(channel));
+ reg_space[DMA_CHAN_RX_WATCHDOG(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_RX_WATCHDOG(channel));
+ reg_space[DMA_CHAN_SLOT_CTRL_STATUS(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_SLOT_CTRL_STATUS(channel));
+ reg_space[DMA_CHAN_CUR_TX_DESC(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_TX_DESC(channel));
+ reg_space[DMA_CHAN_CUR_RX_DESC(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_RX_DESC(channel));
+ reg_space[DMA_CHAN_CUR_TX_BUF_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_TX_BUF_ADDR(channel));
+ reg_space[DMA_CHAN_CUR_RX_BUF_ADDR(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_CUR_RX_BUF_ADDR(channel));
+ reg_space[DMA_CHAN_STATUS(channel) / 4] =
+ readl(ioaddr + DMA_CHAN_STATUS(channel));
}
-static void dwmac4_dump_dma_regs(void __iomem *ioaddr)
+static void dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 *reg_space)
{
int i;
- pr_debug(" GMAC4 DMA registers\n");
-
for (i = 0; i < DMA_CHANNEL_NB_MAX; i++)
- _dwmac4_dump_dma_regs(ioaddr, i);
+ _dwmac4_dump_dma_regs(ioaddr, i, reg_space);
}
static void dwmac4_rx_watchdog(void __iomem *ioaddr, u32 riwt)