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Date:   Wed, 6 Oct 2021 00:07:15 +0200
From:   Michael Straube <straube.linux@...il.com>
To:     Martin Kaiser <martin@...ser.cx>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 7/9] staging: r8188eu: chip_type is write-only

On 10/5/21 22:08, Martin Kaiser wrote:
> chip_type in struct adapter is never read. Remove the component
> and the code to initialise it.
> 
> Signed-off-by: Martin Kaiser <martin@...ser.cx>
> ---
>   drivers/staging/r8188eu/hal/usb_ops_linux.c |  6 ------
>   drivers/staging/r8188eu/include/drv_types.h |  1 -
>   drivers/staging/r8188eu/include/hal_intf.h  | 10 ----------
>   drivers/staging/r8188eu/include/usb_ops.h   |  3 ---
>   drivers/staging/r8188eu/os_dep/usb_intf.c   |  7 -------
>   5 files changed, 27 deletions(-)
> 
> diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c
> index 9544300fab65..4c1974cc9a16 100644
> --- a/drivers/staging/r8188eu/hal/usb_ops_linux.c
> +++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c
> @@ -558,9 +558,3 @@ void rtl8188eu_xmit_tasklet(unsigned long priv)
>   			break;
>   	}
>   }
> -
> -void rtl8188eu_set_hw_type(struct adapter *adapt)
> -{
> -	adapt->chip_type = RTL8188E;
> -	DBG_88E("CHIP TYPE: RTL8188E\n");
> -}
> diff --git a/drivers/staging/r8188eu/include/drv_types.h b/drivers/staging/r8188eu/include/drv_types.h
> index 9fa561ad340b..9b9f7d89519c 100644
> --- a/drivers/staging/r8188eu/include/drv_types.h
> +++ b/drivers/staging/r8188eu/include/drv_types.h
> @@ -205,7 +205,6 @@ struct adapter {
>   			     * replace module. */
>   	int	pid[3];/* process id from UI, 0:wps, 1:hostapd, 2:dhcpcd */
>   	int	bDongle;/* build-in module or external dongle */
> -	u16	chip_type;
>   	u16	interface_type;/* USB,SDIO,SPI,PCI */
>   
>   	struct dvobj_priv *dvobj;
> diff --git a/drivers/staging/r8188eu/include/hal_intf.h b/drivers/staging/r8188eu/include/hal_intf.h
> index ee8e67dafe7c..89bd6f4b06e2 100644
> --- a/drivers/staging/r8188eu/include/hal_intf.h
> +++ b/drivers/staging/r8188eu/include/hal_intf.h
> @@ -15,16 +15,6 @@ enum RTL871X_HCI_TYPE {
>   	RTW_GSPI	= BIT(3),
>   };
>   
> -enum _CHIP_TYPE {
> -	NULL_CHIP_TYPE,
> -	RTL8712_8188S_8191S_8192S,
> -	RTL8188C_8192C,
> -	RTL8192D,
> -	RTL8723A,
> -	RTL8188E,
> -	MAX_CHIP_TYPE
> -};
> -
>   enum hw_variables {
>   	HW_VAR_MEDIA_STATUS,
>   	HW_VAR_MEDIA_STATUS1,
> diff --git a/drivers/staging/r8188eu/include/usb_ops.h b/drivers/staging/r8188eu/include/usb_ops.h
> index 1939b781b097..0a1155bbc7b8 100644
> --- a/drivers/staging/r8188eu/include/usb_ops.h
> +++ b/drivers/staging/r8188eu/include/usb_ops.h
> @@ -19,9 +19,6 @@
>   
>   #include "usb_ops_linux.h"
>   
> -void rtl8188eu_set_hw_type(struct adapter *padapter);
> -#define hal_set_hw_type rtl8188eu_set_hw_type
> -
>   /*
>    * Increase and check if the continual_urb_error of this @param dvobjprivei
>    * is larger than MAX_CONTINUAL_URB_ERR
> diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
> index b5e0c6561108..193b5faac56a 100644
> --- a/drivers/staging/r8188eu/os_dep/usb_intf.c
> +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
> @@ -172,12 +172,6 @@ static void usb_dvobj_deinit(struct usb_interface *usb_intf)
>   
>   }
>   
> -static void chip_by_usb_id(struct adapter *padapter)
> -{
> -	padapter->chip_type = NULL_CHIP_TYPE;
> -	hal_set_hw_type(padapter);
> -}
> -
>   static void usb_intf_start(struct adapter *padapter)
>   {
>   	rtl8188eu_inirp_init(padapter);
> @@ -387,7 +381,6 @@ static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
>   
>   	/* step 1-1., decide the chip_type via vid/pid */
>   	padapter->interface_type = RTW_USB;
> -	chip_by_usb_id(padapter);
>   
>   	if (rtw_handle_dualmac(padapter, 1) != _SUCCESS)
>   		goto free_adapter;
> 

Looks good to me.

Acked-by: Michael Straube <straube.linux@...il.com>

Thanks,
Michael

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