diff options
Diffstat (limited to 'drivers/net/zynq_gem.c')
| -rw-r--r-- | drivers/net/zynq_gem.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index a218c92314..a817f2e5d6 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -185,7 +185,7 @@ struct zynq_gem_priv { bool int_pcs; }; -static u32 phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum, +static int phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum, u32 op, u16 *data) { u32 mgtcr; @@ -216,10 +216,10 @@ static u32 phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum, return 0; } -static u32 phyread(struct zynq_gem_priv *priv, u32 phy_addr, +static int phyread(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum, u16 *val) { - u32 ret; + int ret; ret = phy_setup_op(priv, phy_addr, regnum, ZYNQ_GEM_PHYMNTNC_OP_R_MASK, val); @@ -231,7 +231,7 @@ static u32 phyread(struct zynq_gem_priv *priv, u32 phy_addr, return ret; } -static u32 phywrite(struct zynq_gem_priv *priv, u32 phy_addr, +static int phywrite(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum, u16 data) { debug("%s: phy_addr %d, regnum 0x%x, data 0x%x\n", __func__, phy_addr, @@ -244,7 +244,7 @@ static u32 phywrite(struct zynq_gem_priv *priv, u32 phy_addr, static int phy_detection(struct udevice *dev) { int i; - u16 phyreg; + u16 phyreg = 0; struct zynq_gem_priv *priv = dev->priv; if (priv->phyaddr != -1) { @@ -633,10 +633,16 @@ static int zynq_gem_probe(struct udevice *dev) /* Align rxbuffers to ARCH_DMA_MINALIGN */ priv->rxbuffers = memalign(ARCH_DMA_MINALIGN, RX_BUF * PKTSIZE_ALIGN); + if (!priv->rxbuffers) + return -ENOMEM; + memset(priv->rxbuffers, 0, RX_BUF * PKTSIZE_ALIGN); /* Align bd_space to MMU_SECTION_SHIFT */ bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE); + if (!bd_space) + return -ENOMEM; + mmu_set_region_dcache_behaviour((phys_addr_t)bd_space, BD_SPACE, DCACHE_OFF); |