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C++ cpmac_write函数代码示例

本文整理汇总了C++中cpmac_write函数的典型用法代码示例。如果您正苦于以下问题：C++ cpmac_write函数的具体用法？C++ cpmac_write怎么用？C++ cpmac_write使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了cpmac_write函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: cpmac_end_xmit

static void cpmac_end_xmit(int queue)
{
//	struct cpmac_desc *desc;
	//struct cpmac_priv *priv = netdev_priv(dev);

//	desc = desc_ring[queue];
	cpmac_write(CPMAC_TX_ACK(queue), (u32)desc_ring[queue].mapping);
	if (likely(desc_ring[queue].skb)) {
		spin_lock(cplock);
		netdev.stats.tx_packets++;
		netdev.stats.tx_bytes += desc_ring[queue].skb->len;
		spin_unlock(cplock);
		dma_unmap_single(desc_ring[queue].data_mapping, desc_ring[queue].skb->len,
				 DMA_TO_DEVICE);

//		if (unlikely(netif_msg_tx_done(priv)))
//			netdev_dbg(dev, "sent 0x%p, len=%d\n",
//				   desc_ring[queue].skb, desc_ring[queue].skb->len);

		dev_kfree_skb_irq(desc_ring[queue].skb);
		desc_ring[queue].skb = NULL;
		//if (__netif_subqueue_stopped(dev, queue))
			netif_wake_subqueue();
	} else {
//		if (netif_msg_tx_err(priv) && net_ratelimit())
//			netdev_warn(dev, "end_xmit: spurious interrupt\n");
		//if (__netif_subqueue_stopped(dev, queue))
			netif_wake_subqueue();
	}
}
开发者ID:thorstent，项目名称:Liss，代码行数:30，代码来源:cpmac.bug4.c

示例2: cpmac_irq

static irqreturn_t cpmac_irq(int irq, void *dev_id)
{
	struct net_device *dev = dev_id;
	struct cpmac_priv *priv;
	int queue;
	u32 status;

	priv = netdev_priv(dev);

	status = cpmac_read(priv->regs, CPMAC_MAC_INT_VECTOR);

	if (unlikely(netif_msg_intr(priv)))
		printk(KERN_DEBUG "%s: interrupt status: 0x%08x\n", dev->name,
		       status);

	if (status & MAC_INT_TX)
		cpmac_end_xmit(dev, (status & 7));

	if (status & MAC_INT_RX) {
		queue = (status >> 8) & 7;
		if (napi_schedule_prep(&priv->napi)) {
			cpmac_write(priv->regs, CPMAC_RX_INT_CLEAR, 1 << queue);
			__napi_schedule(&priv->napi);
		}
	}
开发者ID:Adjustxx，项目名称:Supersonic-2.6.32，代码行数:25，代码来源:cpmac.c

示例3: cpmac_check_status

static void cpmac_check_status(struct net_device *dev)
{
	struct cpmac_priv *priv = netdev_priv(dev);

	u32 macstatus = cpmac_read(priv->regs, CPMAC_MAC_STATUS);
	int rx_channel = (macstatus >> 8) & 7;
	int rx_code = (macstatus >> 12) & 15;
	int tx_channel = (macstatus >> 16) & 7;
	int tx_code = (macstatus >> 20) & 15;

	if (rx_code || tx_code) {
		if (netif_msg_drv(priv) && net_ratelimit()) {
			/* Can't find any documentation on what these
			 *error codes actually are. So just log them and hope..
			 */
			if (rx_code)
				printk(KERN_WARNING "%s: host error %d on rx "
				     "channel %d (macstatus %08x), resetting\n",
				     dev->name, rx_code, rx_channel, macstatus);
			if (tx_code)
				printk(KERN_WARNING "%s: host error %d on tx "
				     "channel %d (macstatus %08x), resetting\n",
				     dev->name, tx_code, tx_channel, macstatus);
		}

		netif_tx_stop_all_queues(dev);
		cpmac_hw_stop(dev);
		if (schedule_work(&priv->reset_work))
			atomic_inc(&priv->reset_pending);
		if (unlikely(netif_msg_hw(priv)))
			cpmac_dump_regs(dev);
	}
	cpmac_write(priv->regs, CPMAC_MAC_INT_CLEAR, 0xff);
}
开发者ID:Adjustxx，项目名称:Supersonic-2.6.32，代码行数:34，代码来源:cpmac.c

示例4: cpmac_end_xmit

static void cpmac_end_xmit(struct net_device *dev, int queue)
{
	struct cpmac_desc *desc;
	struct cpmac_priv *priv = netdev_priv(dev);

	desc = &priv->desc_ring[queue];
	cpmac_write(priv->regs, CPMAC_TX_ACK(queue), (u32)desc->mapping);
	if (likely(desc->skb)) {
		spin_lock(&priv->lock);
		dev->stats.tx_packets++;
		dev->stats.tx_bytes += desc->skb->len;
		spin_unlock(&priv->lock);
		dma_unmap_single(&dev->dev, desc->data_mapping, desc->skb->len,
				 DMA_TO_DEVICE);

		if (unlikely(netif_msg_tx_done(priv)))
			printk(KERN_DEBUG "%s: sent 0x%p, len=%d\n", dev->name,
			       desc->skb, desc->skb->len);

		dev_kfree_skb_irq(desc->skb);
		desc->skb = NULL;
		if (__netif_subqueue_stopped(dev, queue))
			netif_wake_subqueue(dev, queue);
	} else {
		if (netif_msg_tx_err(priv) && net_ratelimit())
			printk(KERN_WARNING
			       "%s: end_xmit: spurious interrupt\n", dev->name);
		if (__netif_subqueue_stopped(dev, queue))
			netif_wake_subqueue(dev, queue);
	}
}
开发者ID:Adjustxx，项目名称:Supersonic-2.6.32，代码行数:31，代码来源:cpmac.c

示例5: cpmac_mdio_reset

static int cpmac_mdio_reset(struct mii_bus *bus)
{
	ar7_device_reset(AR7_RESET_BIT_MDIO);
	cpmac_write(bus->priv, CPMAC_MDIO_CONTROL, MDIOC_ENABLE |
		    MDIOC_CLKDIV(ar7_cpmac_freq() / 2200000 - 1));
	return 0;
}
开发者ID:Adjustxx，项目名称:Supersonic-2.6.32，代码行数:7，代码来源:cpmac.c

示例6: cpmac_mdio_write

static int cpmac_mdio_write(struct mii_bus *bus, int phy_id,
			    int reg, u16 val)
{
	while (cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0)) & MDIO_BUSY)
		cpu_relax();
	cpmac_write(bus->priv, CPMAC_MDIO_ACCESS(0), MDIO_BUSY | MDIO_WRITE |
		    MDIO_REG(reg) | MDIO_PHY(phy_id) | MDIO_DATA(val));
	return 0;
}
开发者ID:454053205，项目名称:linux，代码行数:9，代码来源:cpmac.c

示例7: cpmac_mdio_read

static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int reg)
{
	u32 val;

	while (cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0)) & MDIO_BUSY)
		cpu_relax();
	cpmac_write(bus->priv, CPMAC_MDIO_ACCESS(0), MDIO_BUSY | MDIO_REG(reg) |
		    MDIO_PHY(phy_id));
	while ((val = cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0))) & MDIO_BUSY)
		cpu_relax();
	return MDIO_DATA(val);
}
开发者ID:454053205，项目名称:linux，代码行数:12，代码来源:cpmac.c

示例8: cpmac_mdio_reset

static int cpmac_mdio_reset(struct mii_bus *bus)
{
	struct clk *cpmac_clk;

	cpmac_clk = clk_get(&bus->dev, "cpmac");
	if (IS_ERR(cpmac_clk)) {
		printk(KERN_ERR "unable to get cpmac clock\n");
		return -1;
	}
	ar7_device_reset(AR7_RESET_BIT_MDIO);
	cpmac_write(bus->priv, CPMAC_MDIO_CONTROL, MDIOC_ENABLE |
		    MDIOC_CLKDIV(clk_get_rate(cpmac_clk) / 2200000 - 1));
	return 0;
}
开发者ID:454053205，项目名称:linux，代码行数:14，代码来源:cpmac.c

示例9: cpmac_dump_desc

static struct sk_buff *cpmac_rx_one(struct cpmac_priv *priv,
				    struct cpmac_desc *desc)
{
	struct sk_buff *skb, *result = NULL;

	if (unlikely(netif_msg_hw(priv)))
		cpmac_dump_desc(priv->dev, desc);
	cpmac_write(priv->regs, CPMAC_RX_ACK(0), (u32)desc->mapping);
	if (unlikely(!desc->datalen)) {
		if (netif_msg_rx_err(priv) && net_ratelimit())
			printk(KERN_WARNING "%s: rx: spurious interrupt\n",
			       priv->dev->name);
		return NULL;
	}

	skb = netdev_alloc_skb(priv->dev, CPMAC_SKB_SIZE);
	if (likely(skb)) {
		skb_reserve(skb, 2);
		skb_put(desc->skb, desc->datalen);
		desc->skb->protocol = eth_type_trans(desc->skb, priv->dev);
		desc->skb->ip_summed = CHECKSUM_NONE;
		priv->dev->stats.rx_packets++;
		priv->dev->stats.rx_bytes += desc->datalen;
		result = desc->skb;
		dma_unmap_single(&priv->dev->dev, desc->data_mapping,
				 CPMAC_SKB_SIZE, DMA_FROM_DEVICE);
		desc->skb = skb;
		desc->data_mapping = dma_map_single(&priv->dev->dev, skb->data,
						    CPMAC_SKB_SIZE,
						    DMA_FROM_DEVICE);
		desc->hw_data = (u32)desc->data_mapping;
		if (unlikely(netif_msg_pktdata(priv))) {
			printk(KERN_DEBUG "%s: received packet:\n",
			       priv->dev->name);
			cpmac_dump_skb(priv->dev, result);
		}
	} else {
		if (netif_msg_rx_err(priv) && net_ratelimit())
			printk(KERN_WARNING
			       "%s: low on skbs, dropping packet\n",
			       priv->dev->name);
		priv->dev->stats.rx_dropped++;
	}

	desc->buflen = CPMAC_SKB_SIZE;
	desc->dataflags = CPMAC_OWN;

	return result;
}
开发者ID:LouZiffer，项目名称:m900_kernel_cupcake-SDX，代码行数:49，代码来源:cpmac.c

示例10: cpmac_start_xmit

static int cpmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
	int queue, len;
	struct cpmac_desc *desc;
	struct cpmac_priv *priv = netdev_priv(dev);

	if (unlikely(atomic_read(&priv->reset_pending)))
		return NETDEV_TX_BUSY;

	if (unlikely(skb_padto(skb, ETH_ZLEN)))
		return NETDEV_TX_OK;

	len = max(skb->len, ETH_ZLEN);
	queue = skb_get_queue_mapping(skb);
#ifdef CONFIG_NETDEVICES_MULTIQUEUE
	netif_stop_subqueue(dev, queue);
#else
	netif_stop_queue(dev);
#endif

	desc = &priv->desc_ring[queue];
	if (unlikely(desc->dataflags & CPMAC_OWN)) {
		if (netif_msg_tx_err(priv) && net_ratelimit())
			printk(KERN_WARNING "%s: tx dma ring full\n",
			       dev->name);
		return NETDEV_TX_BUSY;
	}

	spin_lock(&priv->lock);
	dev->trans_start = jiffies;
	spin_unlock(&priv->lock);
	desc->dataflags = CPMAC_SOP | CPMAC_EOP | CPMAC_OWN;
	desc->skb = skb;
	desc->data_mapping = dma_map_single(&dev->dev, skb->data, len,
					    DMA_TO_DEVICE);
	desc->hw_data = (u32)desc->data_mapping;
	desc->datalen = len;
	desc->buflen = len;
	if (unlikely(netif_msg_tx_queued(priv)))
		printk(KERN_DEBUG "%s: sending 0x%p, len=%d\n", dev->name, skb,
		       skb->len);
	if (unlikely(netif_msg_hw(priv)))
		cpmac_dump_desc(dev, desc);
	if (unlikely(netif_msg_pktdata(priv)))
		cpmac_dump_skb(dev, skb);
	cpmac_write(priv->regs, CPMAC_TX_PTR(queue), (u32)desc->mapping);

	return NETDEV_TX_OK;
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:49，代码来源:cpmac.c

示例11: cpmac_mdio_reset

//static int cpmac_open(struct net_device *dev);
//
//static void cpmac_dump_regs(struct net_device *dev)
//{
//	int i;
//	struct cpmac_priv *priv = netdev_priv(dev);
//
//	for (i = 0; i < CPMAC_REG_END; i += 4) {
//		if (i % 16 == 0) {
//			if (i)
//				printk("\n");
//			printk("%s: reg[%p]:", dev->name, priv->regs + i);
//		}
//		printk(" %08x", cpmac_read(priv->regs, i));
//	}
//	printk("\n");
//}
//
//static void cpmac_dump_desc(struct net_device *dev, struct cpmac_desc *desc)
//{
//	int i;
//
//	printk("%s: desc[%p]:", dev->name, desc);
//	for (i = 0; i < sizeof(*desc) / 4; i++)
//		printk(" %08x", ((u32 *)desc)[i]);
//	printk("\n");
//}
//
//static void cpmac_dump_all_desc(struct net_device *dev)
//{
//	struct cpmac_priv *priv = netdev_priv(dev);
//	struct cpmac_desc *dump = priv->rx_head;
//
//	do {
//		cpmac_dump_desc(dev, dump);
//		dump = dump->next;
//	} while (dump != priv->rx_head);
//}
//
//static void cpmac_dump_skb(struct net_device *dev, struct sk_buff *skb)
//{
//	int i;
//
//	printk("%s: skb 0x%p, len=%d\n", dev->name, skb, skb->len);
//	for (i = 0; i < skb->len; i++) {
//		if (i % 16 == 0) {
//			if (i)
//				printk("\n");
//			printk("%s: data[%p]:", dev->name, skb->data + i);
//		}
//		printk(" %02x", ((u8 *)skb->data)[i]);
//	}
//	printk("\n");
//}
//
//static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int reg)
//{
//	u32 val;
//
//	while (cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0)) & MDIO_BUSY)
//		cpu_relax();
//	cpmac_write(bus->priv, CPMAC_MDIO_ACCESS(0), MDIO_BUSY | MDIO_REG(reg) |
//		    MDIO_PHY(phy_id));
//	while ((val = cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0))) & MDIO_BUSY)
//		cpu_relax();
//
//	return MDIO_DATA(val);
//}
//
//static int cpmac_mdio_write(struct mii_bus *bus, int phy_id,
//			    int reg, u16 val)
//{
//	while (cpmac_read(bus->priv, CPMAC_MDIO_ACCESS(0)) & MDIO_BUSY)
//		cpu_relax();
//	cpmac_write(bus->priv, CPMAC_MDIO_ACCESS(0), MDIO_BUSY | MDIO_WRITE |
//		    MDIO_REG(reg) | MDIO_PHY(phy_id) | MDIO_DATA(val));
//
//	return 0;
//}
//
static int cpmac_mdio_reset()
{
//	struct clk *cpmac_clk;

//	cpmac_clk = clk_get("cpmac");
//	if (IS_ERR(cpmac_clk)) {
//		pr_err("unable to get cpmac clock\n");
//		return -1;
//	}
	ar7_device_reset(AR7_RESET_BIT_MDIO);
	cpmac_write(CPMAC_MDIO_CONTROL, MDIOC_ENABLE |
		    MDIOC_CLKDIV(/*clk_get_rate(cpmac_clk)*/nondet / 2200000 - 1));

	return 0;
}
开发者ID:thorstent，项目名称:Liss，代码行数:95，代码来源:cpmac.bug2.absmin.c

示例12: cpmac_hw_error

static void cpmac_hw_error(struct work_struct *work)
{
	struct cpmac_priv *priv =
		container_of(work, struct cpmac_priv, reset_work);

	spin_lock(&priv->rx_lock);
	cpmac_clear_rx(priv->dev);
	spin_unlock(&priv->rx_lock);
	cpmac_clear_tx(priv->dev);
	cpmac_hw_start(priv->dev);
	barrier();
	atomic_dec(&priv->reset_pending);

	netif_tx_wake_all_queues(priv->dev);
	cpmac_write(priv->regs, CPMAC_MAC_INT_ENABLE, 3);
}
开发者ID:AdrianHuang，项目名称:uclinux-robutest，代码行数:16，代码来源:cpmac.c

示例13: cpmac_hw_stop

static void cpmac_hw_stop(struct net_device *dev)
{
	int i;
	struct cpmac_priv *priv = netdev_priv(dev);
	struct plat_cpmac_data *pdata = priv->pdev->dev.platform_data;

	ar7_device_reset(pdata->reset_bit);
	cpmac_write(priv->regs, CPMAC_RX_CONTROL,
		    cpmac_read(priv->regs, CPMAC_RX_CONTROL) & ~1);
	cpmac_write(priv->regs, CPMAC_TX_CONTROL,
		    cpmac_read(priv->regs, CPMAC_TX_CONTROL) & ~1);
	for (i = 0; i < 8; i++) {
		cpmac_write(priv->regs, CPMAC_TX_PTR(i), 0);
		cpmac_write(priv->regs, CPMAC_RX_PTR(i), 0);
	}
	cpmac_write(priv->regs, CPMAC_UNICAST_CLEAR, 0xff);
	cpmac_write(priv->regs, CPMAC_RX_INT_CLEAR, 0xff);
	cpmac_write(priv->regs, CPMAC_TX_INT_CLEAR, 0xff);
	cpmac_write(priv->regs, CPMAC_MAC_INT_CLEAR, 0xff);
	cpmac_write(priv->regs, CPMAC_MAC_CONTROL,
		    cpmac_read(priv->regs, CPMAC_MAC_CONTROL) & ~MAC_MII);
}
开发者ID:LouZiffer，项目名称:m900_kernel_cupcake-SDX，代码行数:22，代码来源:cpmac.c

示例14: cpmac_hw_error

static void cpmac_hw_error(struct work_struct *work)
{
	int i;
	struct cpmac_priv *priv =
		container_of(work, struct cpmac_priv, reset_work);

	spin_lock(&priv->rx_lock);
	cpmac_clear_rx(priv->dev);
	spin_unlock(&priv->rx_lock);
	cpmac_clear_tx(priv->dev);
	cpmac_hw_start(priv->dev);
	barrier();
	atomic_dec(&priv->reset_pending);

	for (i = 0; i < CPMAC_QUEUES; i++)
		netif_wake_subqueue(priv->dev, i);
	netif_wake_queue(priv->dev);
	cpmac_write(priv->regs, CPMAC_MAC_INT_ENABLE, 3);
}
开发者ID:maraz，项目名称:linux-2.6，代码行数:19，代码来源:cpmac.c

示例15: cpmac_hw_stop

static void cpmac_hw_stop(/*struct net_device *dev*/)
{
	int i;
	//struct cpmac_priv *priv = netdev_priv(dev);
	//struct plat_cpmac_data *pdata = dev_get_platdata(&priv->pdev->dev);

	ar7_device_reset(pdata.reset_bit);
	cpmac_write(CPMAC_RX_CONTROL,
		    cpmac_read(CPMAC_RX_CONTROL) & ~1);
	cpmac_write(CPMAC_TX_CONTROL,
		    cpmac_read(CPMAC_TX_CONTROL) & ~1);
	//for (i = 0; i < 8; i++) {
		cpmac_write(CPMAC_TX_PTR(i), 0);
		cpmac_write_CPMAC_RX_PTR(i, 0);
	//}
	cpmac_write(CPMAC_UNICAST_CLEAR, 0xff);
	cpmac_write(CPMAC_RX_INT_CLEAR, 0xff);
	cpmac_write(CPMAC_TX_INT_CLEAR, 0xff);
	cpmac_write(CPMAC_MAC_INT_CLEAR, 0xff);
	cpmac_write(CPMAC_MAC_CONTROL,
		    cpmac_read(CPMAC_MAC_CONTROL) & ~MAC_MII);
}
开发者ID:thorstent，项目名称:Liss，代码行数:22，代码来源:cpmac.bug2.absmin.c


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