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Commit c2dc19f4 authored by Suraj Jaiswal's avatar Suraj Jaiswal Committed by Gerrit - the friendly Code Review server
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data-kernel: emac: Fix for polling 

This change reset the poll support variable properly
to clear the old data.

Change-Id: Ica529b817ed3228e2a6f7b6459587c28a24eacf1
parent 9741d254

drivers/emac-dwc-eqos/DWC_ETH_QOS_poll_support.c

+2 −2
Original line number Diff line number Diff line
@@ -42,7 +42,6 @@ static ssize_t pps_fops_read(struct file *filp, char __user *buf, 
	info = filp->private_data;



	if (info->channel_no == AVB_CLASS_A_CHANNEL_NUM ) {

		avb_class_a_msg_wq_flag = 0;

		temp_buf = kzalloc(buf_len, GFP_KERNEL);

		if (!temp_buf)

			return -ENOMEM;
@@ -57,7 +56,6 @@ static ssize_t pps_fops_read(struct file *filp, char __user *buf, 
		kfree(temp_buf);

		EMACERR("poll pps2intr info=%d sent by kernel\n", gDWC_ETH_QOS_prv_data->avb_class_a_intr_cnt);

	} else if (info->channel_no == AVB_CLASS_B_CHANNEL_NUM ) {

		avb_class_b_msg_wq_flag = 0;

		temp_buf = kzalloc(buf_len, GFP_KERNEL);

		if (!temp_buf)

			return -ENOMEM;
@@ -94,6 +92,7 @@ static unsigned int pps_fops_poll(struct file *file, poll_table *wait) 
		if (avb_class_a_msg_wq_flag == 1) {

			//Sending read mask

			mask |= POLLIN | POLLRDNORM;

			avb_class_a_msg_wq_flag = 0;

		}

	} else if (info->channel_no == AVB_CLASS_B_CHANNEL_NUM) {

		EMACDBG("avb_class_b_fops_poll wait\n");
@@ -105,6 +104,7 @@ static unsigned int pps_fops_poll(struct file *file, poll_table *wait) 
		if (avb_class_b_msg_wq_flag == 1) {

			//Sending read mask

			mask |= POLLIN | POLLRDNORM;

			avb_class_b_msg_wq_flag = 0;

		}

	} else {

		EMACERR("invalid channel %d\n",info->channel_no);