C++ (Cpp) xmd_ch_write Examples

Example #1

File: xmd-rmnet.c Project: ArgentymDIM/android_kernel_huawei_D1_P1

static int rmnet_xmit(struct sk_buff *skb, struct net_device *dev)
{
	struct rmnet_private *p = netdev_priv(dev);
	struct xmd_ch_info *info = p->ch;
	int ret;

#if defined (RMNET_CRITICAL_DEBUG)
      dynadbg_module(DYNADBG_CRIT|DYNADBG_TX,"\nRMNET[%d]: %d>\n",info->chno, skb->len);
//   printk("\nRMNET[%d]: %d>\n",info->chno, skb->len);
#endif
	if((skb->len - RMNET_ETH_HDR_SIZE) <= 0) {
#ifdef CONFIG_MSM_RMNET_DEBUG
             dynadbg_module(DYNADBG_DEBUG|DYNADBG_TX,"\nrmnet: Got only header for ch %d, return\n", info->chno);
//		printk("\nrmnet: Got only header for ch %d, return\n", info->chno);
#endif
		ret = NETDEV_TX_OK;
		dev_kfree_skb_irq(skb);
		goto quit_xmit;
	}

	if ((ret = xmd_ch_write (info->chno,
							(void *)((char *) skb->data + RMNET_ETH_HDR_SIZE),
							skb->len - RMNET_ETH_HDR_SIZE)) != 0) {
		if(ret == -ENOMEM) {
			ret = NETDEV_TX_BUSY;
#ifdef CONFIG_MSM_RMNET_DEBUG
             dynadbg_module(DYNADBG_DEBUG|DYNADBG_TX,"\nrmnet: Cannot alloc mem, so returning busy for ch %d\n",
						info->chno);
//                printk("\nrmnet: Cannot alloc mem, so returning busy for ch %d\n",
//						info->chno);
#endif
			goto quit_xmit;
		} else if(ret == -EBUSY) {
			netif_stop_queue(dev);
			rmnet_ch_block_info[info->chno].dev = dev;
			rmnet_ch_block_info[info->chno].blocked = 1;
#ifdef CONFIG_MSM_RMNET_DEBUG
                   dynadbg_module(DYNADBG_DEBUG|DYNADBG_TX,"\nrmnet: Stopping queue for ch %d\n", info->chno);
//			printk("\nrmnet: Stopping queue for ch %d\n", info->chno);
#endif
			ret = NETDEV_TX_BUSY;
			goto quit_xmit;
		}
	} else {
		if (count_this_packet(skb->data, skb->len)) {
			p->stats.tx_packets++;
			p->stats.tx_bytes += skb->len;
#ifdef CONFIG_MSM_RMNET_DEBUG
			p->wakeups_xmit += rmnet_cause_wakeup(p);
#endif
		}
	}
	ret = NETDEV_TX_OK;
	dev_kfree_skb_irq(skb);

quit_xmit:
	return ret;
}

Example #2

File: hsi_driver.c Project: Pesach85/lge-kernel-omap4

static void ifx_check_handle_work(struct work_struct *work)
{
	extern void msleep(unsigned int msecs);
	printk("[TEST] %s ( %d line)\n",__func__,__LINE__);
	msleep(100);

	xmd_ch_write(9, "AT\r\n", 4);
//mo2haewoon.you => [START]
#if defined (HSI_SEND_ATCOMMAND_TO_CAWAKE)
	enable_irq(irq_num_122);
#endif
//mo2haewoon.you <= [END]
}