diff options
author | Niklas Cassel <niklas.cassel@axis.com> | 2016-12-07 17:20:04 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-12-08 21:07:10 +0300 |
commit | 50ca903afc2a4ccf7efd25744577fecb0ce6fb49 (patch) | |
tree | 080ebf7c45c46c58b134c341ae8bd6fa32e63f72 /drivers | |
parent | 89ab75bf7253271c0ca805931105a298bc22bfdf (diff) | |
download | linux-50ca903afc2a4ccf7efd25744577fecb0ce6fb49.tar.xz |
net: stmmac: simplify the common DMA init API
Use struct stmmac_dma_cfg *dma_cfg as an argument rather
than using all the struct members as individual arguments.
Signed-off-by: Niklas Cassel <niklas.cassel@axis.com>
Acked-by: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/common.h | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c | 13 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c | 7 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c | 14 | ||||
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 6 |
5 files changed, 22 insertions, 22 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 3ced2e1703c1..b13a144f72ad 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -412,8 +412,8 @@ extern const struct stmmac_desc_ops ndesc_ops; struct stmmac_dma_ops { /* DMA core initialization */ int (*reset)(void __iomem *ioaddr); - void (*init)(void __iomem *ioaddr, int pbl, int fb, int mb, - int aal, u32 dma_tx, u32 dma_rx, int atds); + void (*init)(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx, u32 dma_rx, int atds); /* Configure the AXI Bus Mode Register */ void (*axi)(void __iomem *ioaddr, struct stmmac_axi *axi); /* Dump DMA registers */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c index f35385266fbf..318ae9f10104 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c @@ -84,8 +84,9 @@ static void dwmac1000_dma_axi(void __iomem *ioaddr, struct stmmac_axi *axi) writel(value, ioaddr + DMA_AXI_BUS_MODE); } -static void dwmac1000_dma_init(void __iomem *ioaddr, int pbl, int fb, int mb, - int aal, u32 dma_tx, u32 dma_rx, int atds) +static void dwmac1000_dma_init(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx, u32 dma_rx, int atds) { u32 value = readl(ioaddr + DMA_BUS_MODE); @@ -101,20 +102,20 @@ static void dwmac1000_dma_init(void __iomem *ioaddr, int pbl, int fb, int mb, */ value |= DMA_BUS_MODE_MAXPBL; value &= ~DMA_BUS_MODE_PBL_MASK; - value |= (pbl << DMA_BUS_MODE_PBL_SHIFT); + value |= (dma_cfg->pbl << DMA_BUS_MODE_PBL_SHIFT); /* Set the Fixed burst mode */ - if (fb) + if (dma_cfg->fixed_burst) value |= DMA_BUS_MODE_FB; /* Mixed Burst has no effect when fb is set */ - if (mb) + if (dma_cfg->mixed_burst) value |= DMA_BUS_MODE_MB; if (atds) value |= DMA_BUS_MODE_ATDS; - if (aal) + if (dma_cfg->aal) value |= DMA_BUS_MODE_AAL; writel(value, ioaddr + DMA_BUS_MODE); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c index 61f54c99a7de..e5664da382f3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c @@ -32,11 +32,12 @@ #include "dwmac100.h" #include "dwmac_dma.h" -static void dwmac100_dma_init(void __iomem *ioaddr, int pbl, int fb, int mb, - int aal, u32 dma_tx, u32 dma_rx, int atds) +static void dwmac100_dma_init(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx, u32 dma_rx, int atds) { /* Enable Application Access by writing to DMA CSR0 */ - writel(DMA_BUS_MODE_DEFAULT | (pbl << DMA_BUS_MODE_PBL_SHIFT), + writel(DMA_BUS_MODE_DEFAULT | (dma_cfg->pbl << DMA_BUS_MODE_PBL_SHIFT), ioaddr + DMA_BUS_MODE); /* Mask interrupts by writing to CSR7 */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c index e81b6e565c29..7d82a3464097 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c @@ -99,27 +99,29 @@ static void dwmac4_dma_init_channel(void __iomem *ioaddr, int pbl, writel(dma_rx_phy, ioaddr + DMA_CHAN_RX_BASE_ADDR(channel)); } -static void dwmac4_dma_init(void __iomem *ioaddr, int pbl, int fb, int mb, - int aal, u32 dma_tx, u32 dma_rx, int atds) +static void dwmac4_dma_init(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, + u32 dma_tx, u32 dma_rx, int atds) { u32 value = readl(ioaddr + DMA_SYS_BUS_MODE); int i; /* Set the Fixed burst mode */ - if (fb) + if (dma_cfg->fixed_burst) value |= DMA_SYS_BUS_FB; /* Mixed Burst has no effect when fb is set */ - if (mb) + if (dma_cfg->mixed_burst) value |= DMA_SYS_BUS_MB; - if (aal) + if (dma_cfg->aal) value |= DMA_SYS_BUS_AAL; writel(value, ioaddr + DMA_SYS_BUS_MODE); for (i = 0; i < DMA_CHANNEL_NB_MAX; i++) - dwmac4_dma_init_channel(ioaddr, pbl, dma_tx, dma_rx, i); + dwmac4_dma_init_channel(ioaddr, dma_cfg->pbl, + dma_tx, dma_rx, i); } static void _dwmac4_dump_dma_regs(void __iomem *ioaddr, u32 channel) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 14366800e5e6..b1e42ddf0370 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1595,11 +1595,7 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) return ret; } - priv->hw->dma->init(priv->ioaddr, - priv->plat->dma_cfg->pbl, - priv->plat->dma_cfg->fixed_burst, - priv->plat->dma_cfg->mixed_burst, - priv->plat->dma_cfg->aal, + priv->hw->dma->init(priv->ioaddr, priv->plat->dma_cfg, priv->dma_tx_phy, priv->dma_rx_phy, atds); if (priv->synopsys_id >= DWMAC_CORE_4_00) { |