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Commit c81229c9 authored by hayeswang's avatar hayeswang Committed by David S. Miller
Browse files

r8152: add rtl_ops 



The different chips may have different settings. This makes it easy
to let different chips have the same flow with differnt settings.

Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8e1f51bd

drivers/net/usb/r8152.c

+50 −7
Original line number Diff line number Diff line
@@ -367,6 +367,15 @@ struct r8152 { 
	spinlock_t rx_lock, tx_lock;

	struct delayed_work schedule;

	struct mii_if_info mii;



	struct rtl_ops {

		void (*init)(struct r8152 *);

		int (*enable)(struct r8152 *);

		void (*disable)(struct r8152 *);

		void (*down)(struct r8152 *);

		void (*unload)(struct r8152 *);

	} rtl_ops;



	int intr_interval;

	u32 msg_enable;

	u32 tx_qlen;
@@ -1751,7 +1760,7 @@ static void set_carrier(struct r8152 *tp) 


	if (speed & LINK_STATUS) {

		if (!(tp->speed & LINK_STATUS)) {

			rtl8152_enable(tp);

			tp->rtl_ops.enable(tp);

			set_bit(RTL8152_SET_RX_MODE, &tp->flags);

			netif_carrier_on(netdev);

		}
@@ -1759,7 +1768,7 @@ static void set_carrier(struct r8152 *tp) 
		if (tp->speed & LINK_STATUS) {

			netif_carrier_off(netdev);

			tasklet_disable(&tp->tl);

			rtl8152_disable(tp);

			tp->rtl_ops.disable(tp);

			tasklet_enable(&tp->tl);

		}

	}
@@ -1819,7 +1828,7 @@ static int rtl8152_close(struct net_device *netdev) 
	cancel_delayed_work_sync(&tp->schedule);

	netif_stop_queue(netdev);

	tasklet_disable(&tp->tl);

	rtl8152_disable(tp);

	tp->rtl_ops.disable(tp);

	tasklet_enable(&tp->tl);



	return res;
@@ -1945,7 +1954,7 @@ static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message) 
		tasklet_disable(&tp->tl);

	}



	rtl8152_down(tp);

	tp->rtl_ops.down(tp);



	return 0;

}
@@ -1954,7 +1963,7 @@ static int rtl8152_resume(struct usb_interface *intf) 
{

	struct r8152 *tp = usb_get_intfdata(intf);



	r8152b_init(tp);

	tp->rtl_ops.init(tp);

	netif_device_attach(tp->netdev);

	if (netif_running(tp->netdev)) {

		rtl8152_set_speed(tp, AUTONEG_ENABLE, SPEED_100, DUPLEX_FULL);
@@ -2083,6 +2092,35 @@ static void rtl8152_unload(struct r8152 *tp) 
	ocp_write_word(tp, MCU_TYPE_USB, USB_PM_CTRL_STATUS, ocp_data);

}



static bool rtl_ops_init(struct r8152 *tp, const struct usb_device_id *id)

{

	struct rtl_ops *ops = &tp->rtl_ops;

	bool ret = true;



	switch (id->idVendor) {

	case VENDOR_ID_REALTEK:

		switch (id->idProduct) {

		case PRODUCT_ID_RTL8152:

			ops->init		= r8152b_init;

			ops->enable		= rtl8152_enable;

			ops->disable		= rtl8152_disable;

			ops->down		= rtl8152_down;

			ops->unload		= rtl8152_unload;

			break;

		default:

			ret = false;

			break;

		}

		break;



	default:

		ret = false;

		break;

	}



	return ret;

}



static int rtl8152_probe(struct usb_interface *intf,

			 const struct usb_device_id *id)

{
@@ -2106,6 +2144,11 @@ static int rtl8152_probe(struct usb_interface *intf, 
	tp = netdev_priv(netdev);

	tp->msg_enable = 0x7FFF;



	if (!rtl_ops_init(tp, id)) {

		netif_err(tp, probe, netdev, "Unknown Device");

		return -ENODEV;

	}



	tasklet_init(&tp->tl, bottom_half, (unsigned long)tp);

	INIT_DELAYED_WORK(&tp->schedule, rtl_work_func_t);
@@ -2128,7 +2171,7 @@ static int rtl8152_probe(struct usb_interface *intf, 
	tp->mii.supports_gmii = 0;



	r8152b_get_version(tp);

	r8152b_init(tp);

	tp->rtl_ops.init(tp);

	set_ethernet_addr(tp);



	ret = alloc_all_mem(tp);
@@ -2163,7 +2206,7 @@ static void rtl8152_disconnect(struct usb_interface *intf) 
		set_bit(RTL8152_UNPLUG, &tp->flags);

		tasklet_kill(&tp->tl);

		unregister_netdev(tp->netdev);

		rtl8152_unload(tp);

		tp->rtl_ops.unload(tp);

		free_all_mem(tp);

		free_netdev(tp->netdev);

	}