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Merge branch 'r8152-phy-adjustments' 

Hayes Wang says:

====================
r8152: code adjustment for PHY

These patches are for adjusting the code about PHY and setting speed.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
David S. Miller 2016-06-14 22:38:02 -07:00
parent e8eb36cd8c aa7e26b66a
commit 7d7549ed2e
1 changed files with 41 additions and 12 deletions
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53
drivers/net/usb/r8152.c
View File

@ -602,7 +602,7 @@ struct r8152 {
struct list_head rx_done, tx_free;
struct sk_buff_head tx_queue, rx_queue;
spinlock_t rx_lock, tx_lock;
struct delayed_work schedule;
struct delayed_work schedule, hw_phy_work;
struct mii_if_info mii;
struct mutex control; /* use for hw setting */
#ifdef CONFIG_PM_SLEEP
@ -619,6 +619,7 @@ struct r8152 {
int (*eee_get)(struct r8152 *, struct ethtool_eee *);
int (*eee_set)(struct r8152 *, struct ethtool_eee *);
bool (*in_nway)(struct r8152 *);
void (*hw_phy_cfg)(struct r8152 *);
} rtl_ops;
int intr_interval;
@ -627,8 +628,11 @@ struct r8152 {
u32 tx_qlen;
u32 coalesce;
u16 ocp_base;
u16 speed;
u8 *intr_buff;
u8 version;
u8 duplex;
u8 autoneg;
};
enum rtl_version {
@ -2499,8 +2503,6 @@ static void r8152b_exit_oob(struct r8152 *tp)
rxdy_gated_en(tp, true);
r8153_teredo_off(tp);
r8152b_hw_phy_cfg(tp);
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML);
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CR, 0x00);
@ -2678,8 +2680,6 @@ static void r8153_first_init(struct r8152 *tp)
ocp_data &= ~RCR_ACPT_ALL;
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
r8153_hw_phy_cfg(tp);
rtl8152_nic_reset(tp);
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
@ -3040,6 +3040,27 @@ out1:
usb_autopm_put_interface(tp->intf);
}
static void rtl_hw_phy_work_func_t(struct work_struct *work)
{
struct r8152 *tp = container_of(work, struct r8152, hw_phy_work.work);
if (test_bit(RTL8152_UNPLUG, &tp->flags))
return;
if (usb_autopm_get_interface(tp->intf) < 0)
return;
mutex_lock(&tp->control);
tp->rtl_ops.hw_phy_cfg(tp);
rtl8152_set_speed(tp, tp->autoneg, tp->speed, tp->duplex);
mutex_unlock(&tp->control);
usb_autopm_put_interface(tp->intf);
}
#ifdef CONFIG_PM_SLEEP
static int rtl_notifier(struct notifier_block *nb, unsigned long action,
void *data)
@ -3088,9 +3109,6 @@ static int rtl8152_open(struct net_device *netdev)
tp->rtl_ops.up(tp);
rtl8152_set_speed(tp, AUTONEG_ENABLE,
tp->mii.supports_gmii ? SPEED_1000 : SPEED_100,
DUPLEX_FULL);
netif_carrier_off(netdev);
netif_start_queue(netdev);
set_bit(WORK_ENABLE, &tp->flags);
@ -3518,6 +3536,7 @@ static int rtl8152_resume(struct usb_interface *intf)
if (!test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
tp->rtl_ops.init(tp);
queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0);
netif_device_attach(tp->netdev);
}
@ -3532,10 +3551,6 @@ static int rtl8152_resume(struct usb_interface *intf)
napi_enable(&tp->napi);
} else {
tp->rtl_ops.up(tp);
rtl8152_set_speed(tp, AUTONEG_ENABLE,
tp->mii.supports_gmii ?
SPEED_1000 : SPEED_100,
DUPLEX_FULL);
netif_carrier_off(tp->netdev);
set_bit(WORK_ENABLE, &tp->flags);
}
@ -3665,6 +3680,11 @@ static int rtl8152_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
mutex_lock(&tp->control);
ret = rtl8152_set_speed(tp, cmd->autoneg, cmd->speed, cmd->duplex);
if (!ret) {
tp->autoneg = cmd->autoneg;
tp->speed = cmd->speed;
tp->duplex = cmd->duplex;
}
mutex_unlock(&tp->control);
@ -4122,6 +4142,7 @@ static int rtl_ops_init(struct r8152 *tp)
ops->eee_get = r8152_get_eee;
ops->eee_set = r8152_set_eee;
ops->in_nway = rtl8152_in_nway;
ops->hw_phy_cfg = r8152b_hw_phy_cfg;
break;
case RTL_VER_03:
@ -4137,6 +4158,7 @@ static int rtl_ops_init(struct r8152 *tp)
ops->eee_get = r8153_get_eee;
ops->eee_set = r8153_set_eee;
ops->in_nway = rtl8153_in_nway;
ops->hw_phy_cfg = r8153_hw_phy_cfg;
break;
default:
@ -4183,6 +4205,7 @@ static int rtl8152_probe(struct usb_interface *intf,
mutex_init(&tp->control);
INIT_DELAYED_WORK(&tp->schedule, rtl_work_func_t);
INIT_DELAYED_WORK(&tp->hw_phy_work, rtl_hw_phy_work_func_t);
netdev->netdev_ops = &rtl8152_netdev_ops;
netdev->watchdog_timeo = RTL8152_TX_TIMEOUT;
@ -4222,9 +4245,14 @@ static int rtl8152_probe(struct usb_interface *intf,
break;
}
tp->autoneg = AUTONEG_ENABLE;
tp->speed = tp->mii.supports_gmii ? SPEED_1000 : SPEED_100;
tp->duplex = DUPLEX_FULL;
intf->needs_remote_wakeup = 1;
tp->rtl_ops.init(tp);
queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0);
set_ethernet_addr(tp);
usb_set_intfdata(intf, tp);
@ -4270,6 +4298,7 @@ static void rtl8152_disconnect(struct usb_interface *intf)
netif_napi_del(&tp->napi);
unregister_netdev(tp->netdev);
cancel_delayed_work_sync(&tp->hw_phy_work);
tp->rtl_ops.unload(tp);
free_netdev(tp->netdev);
}