Re: [PATCH] staging: rtl8723au: os_dep: usb_intf.c: Remove some unused functions

[Jes Sorensen]

Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx> writes:
> Removes some functions that are not used anywhere:
> rtw_hw_resume23a() rtw_hw_suspend23a()
>
> This was partially found by using a static code analysis program called cppcheck.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
> ---
>  drivers/staging/rtl8723au/include/osdep_intf.h |    3 -
>  drivers/staging/rtl8723au/os_dep/usb_intf.c    |  100 ------------------------
>  2 files changed, 103 deletions(-)

Signed-off-by: Jes Sorensen <Jes.Sorensen@xxxxxxxxxx>

>
> diff --git a/drivers/staging/rtl8723au/include/osdep_intf.h b/drivers/staging/rtl8723au/include/osdep_intf.h
> index 33afa62..a157eb2 100644
> --- a/drivers/staging/rtl8723au/include/osdep_intf.h
> +++ b/drivers/staging/rtl8723au/include/osdep_intf.h
> @@ -19,9 +19,6 @@
>  #include <osdep_service.h>
>  #include <drv_types.h>
>  
> -int rtw_hw_suspend23a(struct rtw_adapter *padapter);
> -int rtw_hw_resume23a(struct rtw_adapter *padapter);
> -
>  int rtw_init_drv_sw23a(struct rtw_adapter *padapter);
>  int rtw_free_drv_sw23a(struct rtw_adapter *padapter);
>  int rtw_reset_drv_sw23a(struct rtw_adapter *padapter);
> diff --git a/drivers/staging/rtl8723au/os_dep/usb_intf.c b/drivers/staging/rtl8723au/os_dep/usb_intf.c
> index 865743e..42eb90b 100644
> --- a/drivers/staging/rtl8723au/os_dep/usb_intf.c
> +++ b/drivers/staging/rtl8723au/os_dep/usb_intf.c
> @@ -287,106 +287,6 @@ static void rtw_dev_unload(struct rtw_adapter *padapter)
>  	RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-rtw_dev_unload\n"));
>  }
>  
> -int rtw_hw_suspend23a(struct rtw_adapter *padapter)
> -{
> -	struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
> -	struct net_device *pnetdev = padapter->pnetdev;
> -	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
> -
> -	if ((!padapter->bup) || (padapter->bDriverStopped) ||
> -	    (padapter->bSurpriseRemoved)) {
> -		DBG_8723A("padapter->bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n",
> -			  padapter->bup, padapter->bDriverStopped,
> -			  padapter->bSurpriseRemoved);
> -		goto error_exit;
> -	}
> -
> -	if (padapter) { /* system suspend */
> -		LeaveAllPowerSaveMode23a(padapter);
> -
> -		DBG_8723A("==> rtw_hw_suspend23a\n");
> -		down(&pwrpriv->lock);
> -		pwrpriv->bips_processing = true;
> -		/* padapter->net_closed = true; */
> -		/* s1. */
> -		if (pnetdev) {
> -			netif_carrier_off(pnetdev);
> -			netif_tx_stop_all_queues(pnetdev);
> -		}
> -
> -		/* s2. */
> -		rtw_disassoc_cmd23a(padapter, 500, false);
> -
> -		/* s2-2.  indicate disconnect to os */
> -		/* rtw_indicate_disconnect23a(padapter); */
> -		if (check_fwstate(pmlmepriv, _FW_LINKED)) {
> -			_clr_fwstate_(pmlmepriv, _FW_LINKED);
> -
> -			rtw_led_control(padapter, LED_CTL_NO_LINK);
> -
> -			rtw_os_indicate_disconnect23a(padapter);
> -
> -			/* donnot enqueue cmd */
> -			rtw_lps_ctrl_wk_cmd23a(padapter,
> -					       LPS_CTRL_DISCONNECT, 0);
> -		}
> -		/* s2-3. */
> -		rtw_free_assoc_resources23a(padapter, 1);
> -
> -		/* s2-4. */
> -		rtw_free_network_queue23a(padapter);
> -		rtw_ips_dev_unload23a(padapter);
> -		pwrpriv->rf_pwrstate = rf_off;
> -		pwrpriv->bips_processing = false;
> -		up(&pwrpriv->lock);
> -	} else {
> -		goto error_exit;
> -	}
> -	return 0;
> -error_exit:
> -	DBG_8723A("%s, failed\n", __func__);
> -	return -1;
> -}
> -
> -int rtw_hw_resume23a(struct rtw_adapter *padapter)
> -{
> -	struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
> -	struct net_device *pnetdev = padapter->pnetdev;
> -
> -	if (padapter) { /* system resume */
> -		DBG_8723A("==> rtw_hw_resume23a\n");
> -		down(&pwrpriv->lock);
> -		pwrpriv->bips_processing = true;
> -		rtw_reset_drv_sw23a(padapter);
> -
> -		if (pm_netdev_open23a(pnetdev, false)) {
> -			up(&pwrpriv->lock);
> -			goto error_exit;
> -		}
> -
> -		netif_device_attach(pnetdev);
> -		netif_carrier_on(pnetdev);
> -
> -		if (!rtw_netif_queue_stopped(pnetdev))
> -			netif_tx_start_all_queues(pnetdev);
> -		else
> -			netif_tx_wake_all_queues(pnetdev);
> -
> -		pwrpriv->bkeepfwalive = false;
> -
> -		pwrpriv->rf_pwrstate = rf_on;
> -		pwrpriv->bips_processing = false;
> -
> -		up(&pwrpriv->lock);
> -	} else {
> -		goto error_exit;
> -	}
> -	return 0;
> -error_exit:
> -	DBG_8723A("%s, Open net dev failed\n", __func__);
> -	return -1;
> -}
> -
>  static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message)
>  {
>  	struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf);
--
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