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Merge branch 'r8152-net'
Hayes Wang says: ==================== r8152: patches for autosuspend There are unexpected processes when enabling autosuspend. These patches are used to fix them. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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commit
83810a9a6a
1 changed files with 9 additions and 5 deletions
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@ -2891,6 +2891,9 @@ static int rtl8152_open(struct net_device *netdev)
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if (res)
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goto out;
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/* set speed to 0 to avoid autoresume try to submit rx */
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tp->speed = 0;
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res = usb_autopm_get_interface(tp->intf);
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if (res < 0) {
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free_all_mem(tp);
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@ -2904,6 +2907,8 @@ static int rtl8152_open(struct net_device *netdev)
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clear_bit(WORK_ENABLE, &tp->flags);
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usb_kill_urb(tp->intr_urb);
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cancel_delayed_work_sync(&tp->schedule);
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/* disable the tx/rx, if the workqueue has enabled them. */
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if (tp->speed & LINK_STATUS)
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tp->rtl_ops.disable(tp);
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}
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@ -2955,10 +2960,7 @@ static int rtl8152_close(struct net_device *netdev)
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* be disable when autoresume occurs, because the
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* netif_running() would be false.
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*/
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if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
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rtl_runtime_suspend_enable(tp, false);
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clear_bit(SELECTIVE_SUSPEND, &tp->flags);
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}
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rtl_runtime_suspend_enable(tp, false);
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tasklet_disable(&tp->tl);
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tp->rtl_ops.down(tp);
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@ -3205,7 +3207,7 @@ static int rtl8152_suspend(struct usb_interface *intf, pm_message_t message)
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netif_device_detach(netdev);
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}
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if (netif_running(netdev)) {
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if (netif_running(netdev) && test_bit(WORK_ENABLE, &tp->flags)) {
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clear_bit(WORK_ENABLE, &tp->flags);
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usb_kill_urb(tp->intr_urb);
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tasklet_disable(&tp->tl);
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@ -3253,6 +3255,8 @@ static int rtl8152_resume(struct usb_interface *intf)
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set_bit(WORK_ENABLE, &tp->flags);
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}
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usb_submit_urb(tp->intr_urb, GFP_KERNEL);
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} else if (test_bit(SELECTIVE_SUSPEND, &tp->flags)) {
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clear_bit(SELECTIVE_SUSPEND, &tp->flags);
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}
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mutex_unlock(&tp->control);
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