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Re: [PATCH resend 3] staging: rtl8188eu: Add rtw_led_enable module parameter

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On Tue, Mar 24, 2020 at 11:36:00AM +0100, Bastien Nocera wrote:
> Make it possible to disable the LED, as it can be pretty annoying
> depending on where it's located.
> 
> See also https://github.com/lwfinger/rtl8188eu/pull/304 for the
> out-of-tree version.
> 
> Signed-off-by: Bastien Nocera <hadess@xxxxxxxxxx>
> ---
>  drivers/staging/rtl8188eu/core/rtw_led.c      | 6 ++++++
>  drivers/staging/rtl8188eu/include/drv_types.h | 2 ++
>  drivers/staging/rtl8188eu/os_dep/os_intfs.c   | 5 +++++
>  3 files changed, 13 insertions(+)
> 
> diff --git a/drivers/staging/rtl8188eu/core/rtw_led.c b/drivers/staging/rtl8188eu/core/rtw_led.c
> index d1406cc99768..75a859accb7e 100644
> --- a/drivers/staging/rtl8188eu/core/rtw_led.c
> +++ b/drivers/staging/rtl8188eu/core/rtw_led.c
> @@ -467,10 +467,16 @@ void blink_handler(struct LED_871x *pLed)
>  
>  void led_control_8188eu(struct adapter *padapter, enum LED_CTL_MODE LedAction)
>  {
> +	struct registry_priv *registry_par;
> +
>  	if (padapter->bSurpriseRemoved || padapter->bDriverStopped ||
>  	    !padapter->hw_init_completed)
>  		return;
>  
> +	registry_par = &padapter->registrypriv;
> +	if (!registry_par->led_enable)
> +		return;
> +
>  	if ((padapter->pwrctrlpriv.rf_pwrstate != rf_on &&
>  	     padapter->pwrctrlpriv.rfoff_reason > RF_CHANGE_BY_PS) &&
>  	    (LedAction == LED_CTL_TX || LedAction == LED_CTL_RX ||
> diff --git a/drivers/staging/rtl8188eu/include/drv_types.h b/drivers/staging/rtl8188eu/include/drv_types.h
> index 35c0946bc65d..4ca828141d3f 100644
> --- a/drivers/staging/rtl8188eu/include/drv_types.h
> +++ b/drivers/staging/rtl8188eu/include/drv_types.h
> @@ -67,6 +67,8 @@ struct registry_priv {
>  	u8	wmm_enable;
>  	u8	uapsd_enable;
>  
> +	u8	led_enable;
> +
>  	struct wlan_bssid_ex    dev_network;
>  
>  	u8	ht_enable;
> diff --git a/drivers/staging/rtl8188eu/os_dep/os_intfs.c b/drivers/staging/rtl8188eu/os_dep/os_intfs.c
> index 8907bf6bb7ff..ba55ae741215 100644
> --- a/drivers/staging/rtl8188eu/os_dep/os_intfs.c
> +++ b/drivers/staging/rtl8188eu/os_dep/os_intfs.c
> @@ -47,6 +47,8 @@ static int rtw_acm_method;/*  0:By SW 1:By HW. */
>  static int rtw_wmm_enable = 1;/*  default is set to enable the wmm. */
>  static int rtw_uapsd_enable;
>  
> +static int rtw_led_enable = 1;
> +
>  static int rtw_ht_enable = 1;
>  /* 0 :disable, bit(0): enable 2.4g, bit(1): enable 5g */
>  static int rtw_cbw40_enable = 3;
> @@ -98,6 +100,7 @@ module_param(rtw_channel, int, 0644);
>  module_param(rtw_wmm_enable, int, 0644);
>  module_param(rtw_vrtl_carrier_sense, int, 0644);
>  module_param(rtw_vcs_type, int, 0644);
> +module_param(rtw_led_enable, int, 0644);

Ick, really?  No, no nee module parameters, this is not the 1990's.

This should be done on a per-device basis, using the correct apis.

thanks,

greg k-h



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