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Message-ID: <1388111649-1014-5-git-send-email-hayeswang@realtek.com>
Date: Fri, 27 Dec 2013 10:34:08 +0800
From: Hayes Wang <hayeswang@...ltek.com>
To: <netdev@...r.kernel.org>
CC: <nic_swsd@...ltek.com>, <linux-kernel@...r.kernel.org>,
<linux-usb@...r.kernel.org>, Hayes Wang <hayeswang@...ltek.com>
Subject: [PATCH net-next 4/6] 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: Hayes Wang <hayeswang@...ltek.com>
---
drivers/net/usb/r8152.c | 56 ++++++++++++++++++++++++++++++++++++++++++-------
1 file changed, 49 insertions(+), 7 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index a8ea848..040ef73 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -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 +2092,34 @@ static void rtl8152_unload(struct r8152 *tp)
ocp_write_word(tp, MCU_TYPE_USB, USB_PM_CTRL_STATUS, ocp_data);
}
+static int rtl_ops_init(struct r8152 *tp, const struct usb_device_id *id)
+{
+ struct rtl_ops *ops = &tp->rtl_ops;
+ int ret = 0;
+
+ 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 = -EFAULT;
+ break;
+ }
+ break;
+
+ default:
+ ret = -EFAULT;
+ break;
+ }
+ return ret;
+}
+
static int rtl8152_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@@ -2106,6 +2143,11 @@ 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 +2170,7 @@ 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 +2205,7 @@ 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);
}
--
1.8.3.1
--
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